[ 519.062963][ T31] audit: type=1400 audit(519.010:58): avc: denied { read write } for pid=3096 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 [ 519.065238][ T31] audit: type=1400 audit(519.010:59): avc: denied { open } for pid=3096 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]:17112' (ED25519) to the list of known hosts. [ 551.842150][ T31] audit: type=1400 audit(551.790:60): avc: denied { execute } for pid=3108 comm="sh" name="syz-executor364861213" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 551.862424][ T31] audit: type=1400 audit(551.790:61): avc: denied { execute_no_trans } for pid=3108 comm="sh" path="/syz-executor364861213" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 552.176284][ T31] audit: type=1400 audit(552.120:62): avc: denied { execmem } for pid=3108 comm="syz-executor364" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 552.287877][ T31] audit: type=1400 audit(552.230:63): avc: denied { prog_load } for pid=3109 comm="syz-executor364" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program [ 552.305013][ T31] audit: type=1400 audit(552.250:64): avc: denied { bpf } for pid=3109 comm="syz-executor364" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 552.316849][ T31] audit: type=1400 audit(552.250:65): avc: denied { perfmon } for pid=3109 comm="syz-executor364" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 552.402620][ T31] audit: type=1400 audit(552.350:66): avc: denied { prog_run } for pid=3109 comm="syz-executor364" 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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.054219][ T32] INFO: task kworker/0:2:48 blocked for more than 450 seconds. [ 1324.056507][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.056708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.056890][ T32] task:kworker/0:2 state:D stack:0 pid:48 tgid:48 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.057204][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.140223][ T32] Call trace: [ 1324.147931][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.159499][ T32] r10:8291a684 r9:df925d84 r8:00000002 r7:60000013 r6:df925d8c r5:833e0000 [ 1324.159606][ T32] r4:833e0000 [ 1324.159723][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.159863][ T32] r5:833e0000 r4:8291a680 [ 1324.159903][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.159972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.160021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df925e08 [ 1324.160076][ T32] r4:00000000 [ 1324.160100][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.160137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.160201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.160277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1dc0 [ 1324.160313][ T32] r4:00000000 [ 1324.160336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.160402][ T32] r9:83018005 r8:833e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.160428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.160509][ T32] r5:00001000 r4:dfc91000 [ 1324.160539][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.160606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.160657][ T32] r5:84185f8c r4:84185c00 [ 1324.160710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.160765][ T32] r7:dddced80 r6:83018000 r5:84185f8c r4:83366a00 [ 1324.160788][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.160861][ T32] r10:61c88647 r9:833e0000 r8:83366a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.160908][ T32] r4:83366a00 [ 1324.160940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.160993][ T32] r10:00000000 r9:83366a00 r8:80287e08 r7:df845e60 r6:83366b00 r5:833e0000 [ 1324.161026][ T32] r4:00000001 [ 1324.161055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.161155][ T32] Exception stack(0xdf925fb0 to 0xdf925ff8) [ 1324.161324][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.161399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.161432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.161513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.161549][ T32] r4:83342dc0 [ 1324.162171][ T32] INFO: task kworker/0:2:48 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.162257][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.162417][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.162506][ T32] Call trace: [ 1324.162594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.162661][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.162685][ T32] r4:00000000 [ 1324.162705][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.162746][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.162774][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.162832][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.162868][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.162893][ T32] r5:800b0113 r4:80239bb0 [ 1324.162925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.162973][ T32] r4:82ac21e4 [ 1324.162994][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.163048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.163096][ T32] r4:e0531dc0 [ 1324.163123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.163200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.163277][ T32] r4:00000000 [ 1324.163300][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.163351][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.163373][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.163422][ T32] r5:00001000 r4:edb79000 [ 1324.163443][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.163485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.163530][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.163551][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.163601][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.163623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.163671][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.163694][ T32] r4:84819500 [ 1324.163725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.163777][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.163809][ T32] r4:00000001 [ 1324.163832][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.163871][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.163897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.163924][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.163950][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.163978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.164000][ T32] r4:8444f300 [ 1324.164248][ T32] INFO: task kworker/1:2:720 blocked for more than 450 seconds. [ 1324.164326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.164357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.164389][ T32] task:kworker/1:2 state:D stack:0 pid:720 tgid:720 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.164476][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.164528][ T32] Call trace: [ 1324.164586][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.164638][ T32] r10:8291a684 r9:e00edd84 r8:00000002 r7:60000113 r6:e00edd8c r5:83aa5400 [ 1324.164662][ T32] r4:83aa5400 [ 1324.164706][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.164754][ T32] r5:83aa5400 r4:8291a680 [ 1324.164775][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.164815][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.164882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e00ede08 [ 1324.164931][ T32] r4:00000000 [ 1324.164953][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.165014][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.165063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.165107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85607ac0 [ 1324.165130][ T32] r4:00000000 [ 1324.165173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.165247][ T32] r9:83018205 r8:83aa5400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1324.165305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.165358][ T32] r5:00001000 r4:eb6ed000 [ 1324.165380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.165421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.165471][ T32] r5:8553c78c r4:8553c400 [ 1324.165491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.165561][ T32] r7:ddde2d80 r6:83018200 r5:8553c78c r4:83bd7b00 [ 1324.165612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.165665][ T32] r10:61c88647 r9:83aa5400 r8:83bd7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.165718][ T32] r4:83bd7b00 [ 1324.165751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.165803][ T32] r10:00000000 r9:83bd7b00 r8:80287e08 r7:df879e60 r6:8393ba00 r5:83aa5400 [ 1324.165826][ T32] r4:00000001 [ 1324.165844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.165882][ T32] Exception stack(0xe00edfb0 to 0xe00edff8) [ 1324.165931][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.165973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.166024][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.166085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.166133][ T32] r4:83bd9300 [ 1324.166516][ T32] INFO: task kworker/1:2:720 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.166578][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.166722][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.166847][ T32] Call trace: [ 1324.166885][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.166957][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.166983][ T32] r4:00000000 [ 1324.167004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.167052][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.167102][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.167134][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.167160][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.167204][ T32] r5:800b0113 r4:80239bb0 [ 1324.167237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.167294][ T32] r4:82ac21e4 [ 1324.167315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.167359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.167391][ T32] r4:e0531dc0 [ 1324.167414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.167490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.167539][ T32] r4:00000000 [ 1324.167568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.167616][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.167647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.167698][ T32] r5:00001000 r4:edb79000 [ 1324.167742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.167795][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.167841][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.167861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.167912][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.167933][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.167982][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.168026][ T32] r4:84819500 [ 1324.168054][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.168104][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.168127][ T32] r4:00000001 [ 1324.168146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.168183][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.168248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.183790][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.183832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.183865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.183888][ T32] r4:8444f300 [ 1324.184026][ T32] INFO: task kworker/0:0:3095 blocked for more than 450 seconds. [ 1324.184070][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.184094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.184226][ T32] task:kworker/0:0 state:D stack:0 pid:3095 tgid:3095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.184300][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.184355][ T32] Call trace: [ 1324.184435][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.184513][ T32] r10:8291a684 r9:df969d84 r8:00000002 r7:60000013 r6:df969d8c r5:832fa400 [ 1324.184546][ T32] r4:832fa400 [ 1324.184566][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.184608][ T32] r5:832fa400 r4:8291a680 [ 1324.184628][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.184688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.184755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 [ 1324.184801][ T32] r4:00000000 [ 1324.184828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.184889][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.184940][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.185022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854670c0 [ 1324.185055][ T32] r4:00000000 [ 1324.185096][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.185145][ T32] r9:83018005 r8:832fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f12f000 [ 1324.185176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.185222][ T32] r5:00001000 r4:ed8bd000 [ 1324.185242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.185280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.185321][ T32] r5:85e8178c r4:85e81400 [ 1324.185370][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.185423][ T32] r7:dddced80 r6:83018000 r5:85e8178c r4:84755a00 [ 1324.185460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.185511][ T32] r10:61c88647 r9:832fa400 r8:84755a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.185533][ T32] r4:84755a00 [ 1324.185551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.185597][ T32] r10:00000000 r9:84755a00 r8:80287e08 r7:df925e60 r6:84755d00 r5:832fa400 [ 1324.185630][ T32] r4:00000001 [ 1324.185661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.185724][ T32] Exception stack(0xdf969fb0 to 0xdf969ff8) [ 1324.185759][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.185787][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.185830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.185864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.185887][ T32] r4:84743fc0 [ 1324.186256][ T32] INFO: task kworker/0:0:3095 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.186295][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.186374][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.186449][ T32] Call trace: [ 1324.186479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.186529][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.186551][ T32] r4:00000000 [ 1324.186570][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.186607][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.186646][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.186677][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.186702][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.186739][ T32] r5:800b0113 r4:80239bb0 [ 1324.186788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.186857][ T32] r4:82ac21e4 [ 1324.186910][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.186958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.186980][ T32] r4:e0531dc0 [ 1324.186998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.187043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.187078][ T32] r4:00000000 [ 1324.187100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.187147][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.187168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.187220][ T32] r5:00001000 r4:edb79000 [ 1324.187243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.187283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.187324][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.187353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.187402][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.187445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.187495][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.187517][ T32] r4:84819500 [ 1324.187537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.187611][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.187666][ T32] r4:00000001 [ 1324.187709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.187758][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.187787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.187814][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.187838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.187865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.187885][ T32] r4:8444f300 [ 1324.187915][ T32] INFO: task kworker/1:4:3118 blocked for more than 450 seconds. [ 1324.187942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.187965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.187985][ T32] task:kworker/1:4 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.188060][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.188118][ T32] Call trace: [ 1324.188171][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.188219][ T32] r10:8291a684 r9:df971d84 r8:00000002 r7:60000013 r6:df971d8c r5:832fb000 [ 1324.195338][ T32] r4:832fb000 [ 1324.195395][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.195469][ T32] r5:832fb000 r4:8291a680 [ 1324.195495][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.195558][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.195605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 [ 1324.195627][ T32] r4:00000000 [ 1324.195646][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.195698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.195738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.195779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2b80 [ 1324.195804][ T32] r4:00000000 [ 1324.195823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.195866][ T32] r9:83018205 r8:832fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.195887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.195929][ T32] r5:00001000 r4:df9e9000 [ 1324.195949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.196038][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.196085][ T32] r5:85192f8c r4:85192c00 [ 1324.196127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.196183][ T32] r7:ddde2d80 r6:83018200 r5:85192f8c r4:830cc400 [ 1324.196204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.196250][ T32] r10:61c88647 r9:832fb000 r8:830cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.196294][ T32] r4:830cc400 [ 1324.196316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.196362][ T32] r10:00000000 r9:830cc400 r8:80287e08 r7:df96de60 r6:84755f00 r5:832fb000 [ 1324.196384][ T32] r4:00000001 [ 1324.196402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.196438][ T32] Exception stack(0xdf971fb0 to 0xdf971ff8) [ 1324.196465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.196513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.196544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.196572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.196593][ T32] r4:849bfa80 [ 1324.196970][ T32] INFO: task kworker/1:4:3118 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.197034][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.197130][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.197236][ T32] Call trace: [ 1324.197317][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.197371][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.197395][ T32] r4:00000000 [ 1324.197413][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.197460][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.197491][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.197519][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.197542][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.197567][ T32] r5:800b0113 r4:80239bb0 [ 1324.197609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.197675][ T32] r4:82ac21e4 [ 1324.197698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.197740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.197763][ T32] r4:e0531dc0 [ 1324.197781][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.197821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.197842][ T32] r4:00000000 [ 1324.197860][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.197926][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.197951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.198015][ T32] r5:00001000 r4:edb79000 [ 1324.198063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.198105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.198146][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.198165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.198224][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.204091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.204192][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.204219][ T32] r4:84819500 [ 1324.204239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.204297][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.204345][ T32] r4:00000001 [ 1324.204368][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.204406][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.204433][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.204481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.204510][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.204540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.204561][ T32] r4:8444f300 [ 1324.204612][ T32] INFO: task kworker/0:5:3124 blocked for more than 450 seconds. [ 1324.204646][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.204670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.204691][ T32] task:kworker/0:5 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.204740][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.204789][ T32] Call trace: [ 1324.204855][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.204907][ T32] r10:8291a684 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:84505400 [ 1324.204929][ T32] r4:84505400 [ 1324.204949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.204990][ T32] r5:84505400 r4:8291a680 [ 1324.205035][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.205078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.205120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 [ 1324.205163][ T32] r4:00000000 [ 1324.205205][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.205244][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.205280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.205319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a026c0 [ 1324.205340][ T32] r4:00000000 [ 1324.205375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.205449][ T32] r9:83018005 r8:84505400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.205475][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.205518][ T32] r5:00001000 r4:df98d000 [ 1324.205554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.205596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.205651][ T32] r5:84ba4b8c r4:84ba4800 [ 1324.205683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.205730][ T32] r7:dddced80 r6:83018000 r5:84ba4b8c r4:8335b100 [ 1324.205751][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.205797][ T32] r10:61c88647 r9:84505400 r8:8335b12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.205829][ T32] r4:8335b100 [ 1324.205850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.205895][ T32] r10:00000000 r9:8335b100 r8:80287e08 r7:df925e60 r6:8335b180 r5:84505400 [ 1324.205940][ T32] r4:00000001 [ 1324.205970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.206008][ T32] Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) [ 1324.206063][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.206126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.206177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.206208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.206252][ T32] r4:84785600 [ 1324.206605][ T32] INFO: task kworker/0:5:3124 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.206639][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.206703][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.206796][ T32] Call trace: [ 1324.206878][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.206932][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.206955][ T32] r4:00000000 [ 1324.206996][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.207080][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.207111][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.207162][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.207190][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.207213][ T32] r5:800b0113 r4:80239bb0 [ 1324.207247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.207291][ T32] r4:82ac21e4 [ 1324.207310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.207360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.207385][ T32] r4:e0531dc0 [ 1324.207405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.207463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.207494][ T32] r4:00000000 [ 1324.207514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.207559][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.207579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.207648][ T32] r5:00001000 r4:edb79000 [ 1324.207671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.207732][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.207801][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.207826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.207896][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.207926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.207994][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.208045][ T32] r4:84819500 [ 1324.208089][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.208138][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.208193][ T32] r4:00000001 [ 1324.216660][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.216750][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.216804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.216838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.216864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.216893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.216937][ T32] r4:8444f300 [ 1324.216969][ T32] INFO: task kworker/0:6:3125 blocked for more than 450 seconds. [ 1324.217026][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.217086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.217132][ T32] task:kworker/0:6 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.217191][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.217236][ T32] Call trace: [ 1324.217265][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.217316][ T32] r10:8291a684 r9:df9c1d84 r8:00000002 r7:60000113 r6:df9c1d8c r5:83300000 [ 1324.217338][ T32] r4:83300000 [ 1324.217380][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.217431][ T32] r5:83300000 r4:8291a680 [ 1324.217451][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.217514][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.217559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c1e08 [ 1324.217581][ T32] r4:00000000 [ 1324.217629][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.217691][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.217741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.217784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6b80 [ 1324.217806][ T32] r4:00000000 [ 1324.217825][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.217869][ T32] r9:83018005 r8:83300000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1324.217890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.217931][ T32] r5:00001000 r4:e0557000 [ 1324.217951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.218014][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.218085][ T32] r5:84ba638c r4:84ba6000 [ 1324.218111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.218157][ T32] r7:dddced80 r6:83018000 r5:84ba638c r4:84755f80 [ 1324.218178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.218223][ T32] r10:61c88647 r9:83300000 r8:84755fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.222473][ T32] r4:84755f80 [ 1324.222537][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.222627][ T32] r10:00000000 r9:84755f80 r8:80287e08 r7:df9b9e60 r6:84755e80 r5:83300000 [ 1324.222726][ T32] r4:00000001 [ 1324.222763][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.222828][ T32] Exception stack(0xdf9c1fb0 to 0xdf9c1ff8) [ 1324.222862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.222915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.222944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.222972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.222994][ T32] r4:84785600 [ 1324.223436][ T32] INFO: task kworker/0:6:3125 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.223484][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.223545][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.223591][ T32] Call trace: [ 1324.223620][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.223671][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.223694][ T32] r4:00000000 [ 1324.223713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.223751][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.223777][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.223834][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.223863][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.223887][ T32] r5:800b0113 r4:80239bb0 [ 1324.223906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.223945][ T32] r4:82ac21e4 [ 1324.223965][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.224006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.224027][ T32] r4:e0531dc0 [ 1324.224051][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.224092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.224113][ T32] r4:00000000 [ 1324.224132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.224176][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.224198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.224238][ T32] r5:00001000 r4:edb79000 [ 1324.224258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.224296][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.224337][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.224356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.224400][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.224420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.224465][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.224486][ T32] r4:84819500 [ 1324.224503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.224559][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.224607][ T32] r4:00000001 [ 1324.224629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.224664][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.224689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.224742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.224797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.224850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.224875][ T32] r4:8444f300 [ 1324.224899][ T32] INFO: task kworker/0:7:3128 blocked for more than 450 seconds. [ 1324.224949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.224976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.224997][ T32] task:kworker/0:7 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.225044][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.225101][ T32] Call trace: [ 1324.225130][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.225186][ T32] r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:83236000 [ 1324.225211][ T32] r4:83236000 [ 1324.225230][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.225308][ T32] r5:83236000 r4:8291a680 [ 1324.225336][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.225375][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.225416][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 [ 1324.225438][ T32] r4:00000000 [ 1324.225461][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.225495][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.225549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.225599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6c00 [ 1324.225621][ T32] r4:00000000 [ 1324.225650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.225696][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1324.225737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.225781][ T32] r5:00001000 r4:e05b7000 [ 1324.225811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.225853][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.225894][ T32] r5:84ba678c r4:84ba6400 [ 1324.225914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.225958][ T32] r7:dddced80 r6:83018000 r5:84ba678c r4:84307780 [ 1324.226001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.226079][ T32] r10:61c88647 r9:83236000 r8:843077ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.226113][ T32] r4:84307780 [ 1324.226141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.226187][ T32] r10:00000000 r9:84307780 r8:80287e08 r7:df9c1e60 r6:84406d80 r5:83236000 [ 1324.226209][ T32] r4:00000001 [ 1324.226250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.226288][ T32] Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) [ 1324.226335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.226371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.226397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.226446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.226471][ T32] r4:847858c0 [ 1324.226704][ T32] INFO: task kworker/0:7:3128 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.226741][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.226856][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.226936][ T32] Call trace: [ 1324.226970][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.227021][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.227051][ T32] r4:00000000 [ 1324.227072][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.227110][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.227137][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.227164][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.227187][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.227209][ T32] r5:800b0113 r4:80239bb0 [ 1324.227238][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.227281][ T32] r4:82ac21e4 [ 1324.227300][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.227349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.227375][ T32] r4:e0531dc0 [ 1324.227395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.227445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.227469][ T32] r4:00000000 [ 1324.227489][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.227533][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.227553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.227593][ T32] r5:00001000 r4:edb79000 [ 1324.227656][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.227717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.227761][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.227796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.227863][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.227888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.227956][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.227982][ T32] r4:84819500 [ 1324.228000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.228071][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.228096][ T32] r4:00000001 [ 1324.228136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.228173][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.228234][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.238025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.238070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.238101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.238125][ T32] r4:8444f300 [ 1324.238152][ T32] INFO: task kworker/0:8:3132 blocked for more than 450 seconds. [ 1324.238262][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.238611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.238640][ T32] task:kworker/0:8 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.238692][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.238767][ T32] Call trace: [ 1324.238880][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.238946][ T32] r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000013 r6:df9e1d8c r5:832e8000 [ 1324.238999][ T32] r4:832e8000 [ 1324.239024][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.239076][ T32] r5:832e8000 r4:8291a680 [ 1324.239096][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.239184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.239228][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 [ 1324.239250][ T32] r4:00000000 [ 1324.239291][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.239328][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.239364][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.239402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6fc0 [ 1324.239433][ T32] r4:00000000 [ 1324.239464][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.239512][ T32] r9:83018005 r8:832e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1324.239533][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.239573][ T32] r5:00001000 r4:dfa29000 [ 1324.239592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.239638][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.239692][ T32] r5:84ba6b8c r4:84ba6800 [ 1324.239714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.239760][ T32] r7:dddced80 r6:83018000 r5:84ba6b8c r4:830b8480 [ 1324.239804][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.239854][ T32] r10:61c88647 r9:832e8000 r8:830b84ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.239885][ T32] r4:830b8480 [ 1324.239927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.239976][ T32] r10:00000000 r9:830b8480 r8:80287e08 r7:df9c1e60 r6:830b8400 r5:832e8000 [ 1324.239998][ T32] r4:00000001 [ 1324.240044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.240085][ T32] Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) [ 1324.240110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.240137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.240161][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.240200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.240252][ T32] r4:84785ec0 [ 1324.240598][ T32] INFO: task kworker/0:8:3132 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.240655][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.240713][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.240757][ T32] Call trace: [ 1324.240821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.240874][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.240919][ T32] r4:00000000 [ 1324.240957][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.241000][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.241049][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.241081][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.241126][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.241152][ T32] r5:800b0113 r4:80239bb0 [ 1324.241191][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.241233][ T32] r4:82ac21e4 [ 1324.241253][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.241294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.241324][ T32] r4:e0531dc0 [ 1324.241346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.241408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.241460][ T32] r4:00000000 [ 1324.241525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.241594][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.241639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.241705][ T32] r5:00001000 r4:edb79000 [ 1324.241728][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.241767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.241830][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.241858][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.241903][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.241923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.241968][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.241989][ T32] r4:84819500 [ 1324.242018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.242093][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.242136][ T32] r4:00000001 [ 1324.242157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.242193][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.242219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.242247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.242289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.242353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.242403][ T32] r4:8444f300 [ 1324.242452][ T32] INFO: task kworker/1:5:3133 blocked for more than 450 seconds. [ 1324.242510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.242563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.242624][ T32] task:kworker/1:5 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.242722][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.242802][ T32] Call trace: [ 1324.242916][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.243015][ T32] r10:8291a684 r9:dfa05d84 r8:00000002 r7:60000113 r6:dfa05d8c r5:832ee000 [ 1324.243069][ T32] r4:832ee000 [ 1324.243108][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.243189][ T32] r5:832ee000 r4:8291a680 [ 1324.243227][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.243301][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.243378][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa05e08 [ 1324.243428][ T32] r4:00000000 [ 1324.243480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.243553][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.243618][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.243697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d70c0 [ 1324.243741][ T32] r4:00000000 [ 1324.243801][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.243896][ T32] r9:83018205 r8:832ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1324.243939][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.244016][ T32] r5:00001000 r4:e8887000 [ 1324.244080][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.244163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.244244][ T32] r5:84999f8c r4:84999c00 [ 1324.244283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.244373][ T32] r7:ddde2d80 r6:83018200 r5:84999f8c r4:830cc080 [ 1324.244415][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.244506][ T32] r10:61c88647 r9:832ee000 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.244576][ T32] r4:830cc080 [ 1324.244681][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.244792][ T32] r10:00000000 r9:830cc080 r8:80287e08 r7:df971e60 r6:8393b780 r5:832ee000 [ 1324.244852][ T32] r4:00000001 [ 1324.244890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.244960][ T32] Exception stack(0xdfa05fb0 to 0xdfa05ff8) [ 1324.245025][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.245089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.245140][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.245210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.245330][ T32] r4:849bfd40 [ 1324.245720][ T32] INFO: task kworker/1:5:3133 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.245808][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.246038][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.246162][ T32] Call trace: [ 1324.246244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.246346][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.246419][ T32] r4:00000000 [ 1324.246472][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.246550][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.246604][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.246658][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.246708][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.246750][ T32] r5:800b0113 r4:80239bb0 [ 1324.246789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.246923][ T32] r4:82ac21e4 [ 1324.246972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.247062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.247108][ T32] r4:e0531dc0 [ 1324.247151][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.247233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.247275][ T32] r4:00000000 [ 1324.247315][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.247402][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.247447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.247530][ T32] r5:00001000 r4:edb79000 [ 1324.247592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.247694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.247789][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.247832][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.247959][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.248026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.248135][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.248180][ T32] r4:84819500 [ 1324.262653][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.262890][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.262951][ T32] r4:00000001 [ 1324.262994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.263082][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.263139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.263198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.263271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.263365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.263440][ T32] r4:8444f300 [ 1324.263508][ T32] INFO: task kworker/0:9:3134 blocked for more than 450 seconds. [ 1324.263600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.263659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.263779][ T32] task:kworker/0:9 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.263960][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.264066][ T32] Call trace: [ 1324.264143][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.264263][ T32] r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:832ea400 [ 1324.264317][ T32] r4:832ea400 [ 1324.264360][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.264449][ T32] r5:832ea400 r4:8291a680 [ 1324.264499][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.264633][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.264726][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [ 1324.264833][ T32] r4:00000000 [ 1324.264885][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.264957][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.265088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.265269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a040 [ 1324.265325][ T32] r4:00000000 [ 1324.265366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.265459][ T32] r9:83018005 r8:832ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1324.265504][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.265633][ T32] r5:00001000 r4:e0513000 [ 1324.265683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.265762][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.265847][ T32] r5:85066f8c r4:85066c00 [ 1324.265891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.265979][ T32] r7:dddced80 r6:83018000 r5:85066f8c r4:838dd080 [ 1324.266026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.266186][ T32] r10:61c88647 r9:832ea400 r8:838dd0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.266246][ T32] r4:838dd080 [ 1324.266292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.266384][ T32] r10:00000000 r9:838dd080 r8:80287e08 r7:df9e1e60 r6:838dd100 r5:832ea400 [ 1324.266470][ T32] r4:00000001 [ 1324.266517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.266589][ T32] Exception stack(0xdfa09fb0 to 0xdfa09ff8) [ 1324.266641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.266736][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.266805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.266883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.266927][ T32] r4:84785ac0 [ 1324.267616][ T32] INFO: task kworker/0:9:3134 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.267691][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.267895][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.267994][ T32] Call trace: [ 1324.268111][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.280344][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.280475][ T32] r4:00000000 [ 1324.280532][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.280652][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.280713][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.280773][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.280828][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.280895][ T32] r5:800b0113 r4:80239bb0 [ 1324.280997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.281122][ T32] r4:82ac21e4 [ 1324.281202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.281293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.281356][ T32] r4:e0531dc0 [ 1324.281448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.281586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.281665][ T32] r4:00000000 [ 1324.281740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.281840][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.281886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.281988][ T32] r5:00001000 r4:edb79000 [ 1324.282060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.282150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.282234][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.282278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.282379][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.282482][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.282592][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.282637][ T32] r4:84819500 [ 1324.282677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.282777][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.282883][ T32] r4:00000001 [ 1324.282936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.283012][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.283075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.283150][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.283239][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.283317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.283412][ T32] r4:8444f300 [ 1324.283561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.283709][ T32] INFO: task kworker/0:10:3135 blocked for more than 450 seconds. [ 1324.283801][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.283895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.283961][ T32] task:kworker/0:10 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.284104][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.284207][ T32] Call trace: [ 1324.284276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.284370][ T32] r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:832ed400 [ 1324.284420][ T32] r4:832ed400 [ 1324.284463][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.284813][ T32] r5:832ed400 r4:8291a680 [ 1324.284877][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.284982][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.285106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [ 1324.285168][ T32] r4:00000000 [ 1324.285233][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.285350][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.285422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.285502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da900 [ 1324.285547][ T32] r4:00000000 [ 1324.285609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.285761][ T32] r9:83018005 r8:832ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.285815][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.285916][ T32] r5:00001000 r4:e88fb000 [ 1324.285966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.286058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.286143][ T32] r5:8508fb8c r4:8508f800 [ 1324.286186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.286294][ T32] r7:dddced80 r6:83018000 r5:8508fb8c r4:845b4980 [ 1324.286393][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.286491][ T32] r10:61c88647 r9:832ed400 r8:845b49ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.286553][ T32] r4:845b4980 [ 1324.286657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.286755][ T32] r10:00000000 r9:845b4980 r8:80287e08 r7:dfa09e60 r6:84791000 r5:832ed400 [ 1324.286805][ T32] r4:00000001 [ 1324.286873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.286947][ T32] Exception stack(0xdfa15fb0 to 0xdfa15ff8) [ 1324.287003][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.287075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.287131][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.287189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.287256][ T32] r4:8478c040 [ 1324.287960][ T32] INFO: task kworker/0:10:3135 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.288051][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.288200][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.303558][ T32] Call trace: [ 1324.303636][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.303766][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.303822][ T32] r4:00000000 [ 1324.303873][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.303961][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.304023][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.304098][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.304151][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.304201][ T32] r5:800b0113 r4:80239bb0 [ 1324.304247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.304328][ T32] r4:82ac21e4 [ 1324.304375][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.304462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.304510][ T32] r4:e0531dc0 [ 1324.304553][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.304639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.305042][ T32] r4:00000000 [ 1324.305110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.305209][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.305333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.305431][ T32] r5:00001000 r4:edb79000 [ 1324.305477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.305565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.305662][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.305711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.305805][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.305849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.305938][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.305984][ T32] r4:84819500 [ 1324.306027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.306130][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.306180][ T32] r4:00000001 [ 1324.306249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.306331][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.306386][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.306441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.306493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.306556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.306601][ T32] r4:8444f300 [ 1324.306646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.306697][ T32] INFO: task kworker/0:11:3136 blocked for more than 450 seconds. [ 1324.306758][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.306808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.306879][ T32] task:kworker/0:11 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.307035][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.307121][ T32] Call trace: [ 1324.307182][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.307274][ T32] r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:83898c00 [ 1324.307319][ T32] r4:83898c00 [ 1324.307360][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.307442][ T32] r5:83898c00 r4:8291a680 [ 1324.307480][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.307553][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.307633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 [ 1324.307674][ T32] r4:00000000 [ 1324.307711][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.307777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.307851][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.307931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c8a80 [ 1324.307974][ T32] r4:00000000 [ 1324.308011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.308104][ T32] r9:83018005 r8:83898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1324.308145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.319594][ T32] r5:00001000 r4:e06bb000 [ 1324.319691][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.319801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.319886][ T32] r5:8506738c r4:85067000 [ 1324.319952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.320060][ T32] r7:dddced80 r6:83018000 r5:8506738c r4:84791180 [ 1324.320106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.320197][ T32] r10:61c88647 r9:83898c00 r8:847911ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.320241][ T32] r4:84791180 [ 1324.320282][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.320371][ T32] r10:00000000 r9:84791180 r8:80287e08 r7:dfa15e60 r6:84791080 r5:83898c00 [ 1324.320414][ T32] r4:00000001 [ 1324.320472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.320596][ T32] Exception stack(0xdfa19fb0 to 0xdfa19ff8) [ 1324.320661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.320719][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.320771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.320831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.320878][ T32] r4:8478c000 [ 1324.321603][ T32] INFO: task kworker/0:11:3136 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.321675][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.321792][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.321883][ T32] Call trace: [ 1324.321946][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.322079][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.322136][ T32] r4:00000000 [ 1324.322179][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.322303][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.322366][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.322433][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.322532][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.322591][ T32] r5:800b0113 r4:80239bb0 [ 1324.322636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.322727][ T32] r4:82ac21e4 [ 1324.322774][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.322883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.322935][ T32] r4:e0531dc0 [ 1324.322978][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.323071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.323118][ T32] r4:00000000 [ 1324.323158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.323247][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.323292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.323392][ T32] r5:00001000 r4:edb79000 [ 1324.323438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.323516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.323600][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.323642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.323733][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.323778][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.323876][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.323924][ T32] r4:84819500 [ 1324.323958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.324057][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.324107][ T32] r4:00000001 [ 1324.324149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.324221][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.324276][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.324333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.324388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.324446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.324491][ T32] r4:8444f300 [ 1324.324535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.324586][ T32] INFO: task kworker/0:12:3138 blocked for more than 450 seconds. [ 1324.324649][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.324700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.324752][ T32] task:kworker/0:12 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.324847][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.324931][ T32] Call trace: [ 1324.324994][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.325097][ T32] r10:8291a684 r9:dfa25d84 r8:00000002 r7:60000013 r6:dfa25d8c r5:838bd400 [ 1324.325146][ T32] r4:838bd400 [ 1324.325298][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.325395][ T32] r5:838bd400 r4:8291a680 [ 1324.325436][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.325519][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.325618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1324.325666][ T32] r4:00000000 [ 1324.325707][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.325783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.325859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.325945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2b00 [ 1324.325993][ T32] r4:00000000 [ 1324.326043][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.326144][ T32] r9:83018005 r8:838bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1324.326192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.326275][ T32] r5:00001000 r4:eac41000 [ 1324.326317][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.326389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.326501][ T32] r5:8418778c r4:84187400 [ 1324.326552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.326643][ T32] r7:dddced80 r6:83018000 r5:8418778c r4:84791100 [ 1324.326686][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.326866][ T32] r10:61c88647 r9:838bd400 r8:8479112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.326918][ T32] r4:84791100 [ 1324.326957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.327053][ T32] r10:00000000 r9:84791100 r8:80287e08 r7:dfa15e60 r6:83349600 r5:838bd400 [ 1324.327098][ T32] r4:00000001 [ 1324.327135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.327206][ T32] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1324.327258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.327312][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.327365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.327421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.327467][ T32] r4:8478c440 [ 1324.327879][ T32] INFO: task kworker/0:12:3138 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.327962][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.328082][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.345883][ T32] Call trace: [ 1324.346082][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.346207][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.346256][ T32] r4:00000000 [ 1324.346297][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.346378][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.346436][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.346493][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.346542][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.346590][ T32] r5:800b0113 r4:80239bb0 [ 1324.346651][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.346738][ T32] r4:82ac21e4 [ 1324.346779][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.346896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.346944][ T32] r4:e0531dc0 [ 1324.346983][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.347073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.347119][ T32] r4:00000000 [ 1324.347159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.347247][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.347291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.347376][ T32] r5:00001000 r4:edb79000 [ 1324.347417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.347493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.347573][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.347651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.347767][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.347814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.347904][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.347948][ T32] r4:84819500 [ 1324.347988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.348082][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.348127][ T32] r4:00000001 [ 1324.348166][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.357503][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.357634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.357697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.357751][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.357822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.357876][ T32] r4:8444f300 [ 1324.357928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.357987][ T32] INFO: task kworker/0:13:3141 blocked for more than 450 seconds. [ 1324.358124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.358203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.358853][ T32] task:kworker/0:13 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.358981][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.359108][ T32] Call trace: [ 1324.359174][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.359305][ T32] r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:838bbc00 [ 1324.359405][ T32] r4:838bbc00 [ 1324.359453][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.359532][ T32] r5:838bbc00 r4:8291a680 [ 1324.359571][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.359646][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.359725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.359769][ T32] r4:00000000 [ 1324.359810][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.359875][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.359949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.360038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfdc0 [ 1324.360085][ T32] r4:00000000 [ 1324.360128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.360216][ T32] r9:83018005 r8:838bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1324.360260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.360338][ T32] r5:00001000 r4:eb053000 [ 1324.360386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.360467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.360556][ T32] r5:850cd38c r4:850cd000 [ 1324.360599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.360729][ T32] r7:dddced80 r6:83018000 r5:850cd38c r4:84791300 [ 1324.360779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.360869][ T32] r10:61c88647 r9:838bbc00 r8:8479132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.360911][ T32] r4:84791300 [ 1324.360951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.361045][ T32] r10:00000000 r9:84791300 r8:80287e08 r7:dfa15e60 r6:840b0680 r5:838bbc00 [ 1324.361099][ T32] r4:00000001 [ 1324.361142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.361216][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.361269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.361325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.361376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.361430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.361473][ T32] r4:8478c440 [ 1324.362232][ T32] INFO: task kworker/0:13:3141 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.362313][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.362436][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.362528][ T32] Call trace: [ 1324.362597][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.362697][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.362743][ T32] r4:00000000 [ 1324.362788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.362891][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.362947][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.363003][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.363065][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.363112][ T32] r5:800b0113 r4:80239bb0 [ 1324.363153][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.363232][ T32] r4:82ac21e4 [ 1324.363274][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.363353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.363400][ T32] r4:e0531dc0 [ 1324.363442][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.363559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.363616][ T32] r4:00000000 [ 1324.363658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.363750][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.363803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.363894][ T32] r5:00001000 r4:edb79000 [ 1324.363935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.364024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.364110][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.364154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.364243][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.364290][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.364380][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.364423][ T32] r4:84819500 [ 1324.364461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.364553][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.364598][ T32] r4:00000001 [ 1324.364640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.364709][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.364794][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.364859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.364911][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.364965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.365008][ T32] r4:8444f300 [ 1324.365055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.365104][ T32] INFO: task kworker/0:14:3143 blocked for more than 450 seconds. [ 1324.365162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.365210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.365250][ T32] task:kworker/0:14 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.365338][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.365429][ T32] Call trace: [ 1324.365498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.365590][ T32] r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:838be000 [ 1324.365634][ T32] r4:838be000 [ 1324.365675][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.365753][ T32] r5:838be000 r4:8291a680 [ 1324.365797][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.365873][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.365953][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 [ 1324.365993][ T32] r4:00000000 [ 1324.366043][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.366131][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.366207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.366295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309440 [ 1324.366343][ T32] r4:00000000 [ 1324.366384][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.366474][ T32] r9:83018005 r8:838be000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1324.366520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.366613][ T32] r5:00001000 r4:eac81000 [ 1324.366658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.366740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.366854][ T32] r5:850ccb8c r4:850cc800 [ 1324.366917][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.367030][ T32] r7:dddced80 r6:83018000 r5:850ccb8c r4:84791200 [ 1324.367079][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.367169][ T32] r10:61c88647 r9:838be000 r8:8479122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.367211][ T32] r4:84791200 [ 1324.367248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.367333][ T32] r10:00000000 r9:84791200 r8:80287e08 r7:df9ede60 r6:840b0600 r5:838be000 [ 1324.367377][ T32] r4:00000001 [ 1324.367510][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.367593][ T32] Exception stack(0xdfa39fb0 to 0xdfa39ff8) [ 1324.367737][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.367798][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.367857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.367913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.368023][ T32] r4:8478c300 [ 1324.389578][ T32] INFO: task kworker/0:14:3143 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.389747][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.389901][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.390029][ T32] Call trace: [ 1324.390094][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.390208][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.390256][ T32] r4:00000000 [ 1324.390305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.390395][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.390453][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.390510][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.390557][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.390602][ T32] r5:800b0113 r4:80239bb0 [ 1324.390652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.390771][ T32] r4:82ac21e4 [ 1324.390960][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.391093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.391145][ T32] r4:e0531dc0 [ 1324.391186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.391267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.391311][ T32] r4:00000000 [ 1324.391371][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.391473][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.391521][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.391604][ T32] r5:00001000 r4:edb79000 [ 1324.391645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.391727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.391814][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.391857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.391949][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.392018][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.392123][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.392171][ T32] r4:84819500 [ 1324.392210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.392392][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.392449][ T32] r4:00000001 [ 1324.392491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.392562][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.392616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.392672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.392726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.392784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.392830][ T32] r4:8444f300 [ 1324.392879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.392947][ T32] INFO: task kworker/1:6:3146 blocked for more than 450 seconds. [ 1324.393010][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.393104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.393160][ T32] task:kworker/1:6 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.393258][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.393350][ T32] Call trace: [ 1324.393417][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.393536][ T32] r10:8291a684 r9:dfa55d84 r8:00000002 r7:60000113 r6:dfa55d8c r5:832ec800 [ 1324.393591][ T32] r4:832ec800 [ 1324.393636][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.393720][ T32] r5:832ec800 r4:8291a680 [ 1324.393871][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.393990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.394111][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.394157][ T32] r4:00000000 [ 1324.394199][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.394331][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.394414][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.394498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8567ce40 [ 1324.394543][ T32] r4:00000000 [ 1324.394581][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.394779][ T32] r9:83018205 r8:832ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1324.394945][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.395084][ T32] r5:00001000 r4:eb7ed000 [ 1324.395115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.395170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.395227][ T32] r5:8553d38c r4:8553d000 [ 1324.395253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.395325][ T32] r7:ddde2d80 r6:83018200 r5:8553d38c r4:8445aa80 [ 1324.395424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.395499][ T32] r10:61c88647 r9:832ec800 r8:8445aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.395552][ T32] r4:8445aa80 [ 1324.395582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.395648][ T32] r10:00000000 r9:8445aa80 r8:80287e08 r7:dfa05e60 r6:832a0a80 r5:832ec800 [ 1324.395678][ T32] r4:00000001 [ 1324.395704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.395750][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.395796][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.395834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.395869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.395908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.395937][ T32] r4:8473dfc0 [ 1324.396311][ T32] INFO: task kworker/1:6:3146 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.396359][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.396479][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.396644][ T32] Call trace: [ 1324.396712][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.396771][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.396804][ T32] r4:00000000 [ 1324.396825][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.396865][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.396894][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.396923][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.396949][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.396973][ T32] r5:800b0113 r4:80239bb0 [ 1324.396993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.397035][ T32] r4:82ac21e4 [ 1324.397056][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.397098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.397121][ T32] r4:e0531dc0 [ 1324.397140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.397182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.397264][ T32] r4:00000000 [ 1324.397292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.397341][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.397397][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.397443][ T32] r5:00001000 r4:edb79000 [ 1324.397462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.397501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.397550][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.397597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.397674][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.397697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.397746][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.397767][ T32] r4:84819500 [ 1324.397793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.397932][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.397958][ T32] r4:00000001 [ 1324.398066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.398109][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.398136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.398165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.398191][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.415700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.415795][ T32] r4:8444f300 [ 1324.415828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.415859][ T32] INFO: task kworker/0:15:3147 blocked for more than 450 seconds. [ 1324.415892][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.415918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.415993][ T32] task:kworker/0:15 state:D stack:0 pid:3147 tgid:3147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.416131][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.416287][ T32] Call trace: [ 1324.416391][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.416450][ T32] r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:841ae000 [ 1324.416474][ T32] r4:841ae000 [ 1324.416495][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.416536][ T32] r5:841ae000 r4:8291a680 [ 1324.416556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.416617][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.416661][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 [ 1324.416683][ T32] r4:00000000 [ 1324.416701][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.416831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.416876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.416969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325b00 [ 1324.416998][ T32] r4:00000000 [ 1324.417018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.417065][ T32] r9:83018005 r8:841ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.417194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.417242][ T32] r5:00001000 r4:eaa17000 [ 1324.417263][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.417302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.417343][ T32] r5:850cf38c r4:850cf000 [ 1324.417363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.417520][ T32] r7:dddced80 r6:83018000 r5:850cf38c r4:84791400 [ 1324.417642][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.417763][ T32] r10:61c88647 r9:841ae000 r8:8479142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.417795][ T32] r4:84791400 [ 1324.417886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.417944][ T32] r10:00000000 r9:84791400 r8:80287e08 r7:df9ede60 r6:832a0200 r5:841ae000 [ 1324.417966][ T32] r4:00000001 [ 1324.417986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.418094][ T32] Exception stack(0xdfa59fb0 to 0xdfa59ff8) [ 1324.418128][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.418158][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.418350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.425418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.425459][ T32] r4:8478c780 [ 1324.425891][ T32] INFO: task kworker/0:15:3147 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.425929][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.426089][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.426145][ T32] Call trace: [ 1324.426176][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.426262][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.426290][ T32] r4:00000000 [ 1324.426416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.426493][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.426525][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.426623][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.426653][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.426746][ T32] r5:800b0113 r4:80239bb0 [ 1324.426770][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.426852][ T32] r4:82ac21e4 [ 1324.426886][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.426932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.426956][ T32] r4:e0531dc0 [ 1324.427085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.427134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.427157][ T32] r4:00000000 [ 1324.427176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.427222][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.427244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.427285][ T32] r5:00001000 r4:edb79000 [ 1324.427304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.427343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.427436][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.427568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.427619][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.427641][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.427895][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.427921][ T32] r4:84819500 [ 1324.427941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.427987][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.428009][ T32] r4:00000001 [ 1324.428027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.428065][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.428122][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.428155][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.428203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.433135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.433199][ T32] r4:8444f300 [ 1324.433225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.433255][ T32] INFO: task kworker/0:16:3149 blocked for more than 450 seconds. [ 1324.433289][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.433314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.433335][ T32] task:kworker/0:16 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.433589][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.433719][ T32] Call trace: [ 1324.433851][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.433917][ T32] r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000013 r6:dfa6dd8c r5:83aa6000 [ 1324.433940][ T32] r4:83aa6000 [ 1324.433959][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.434001][ T32] r5:83aa6000 r4:8291a680 [ 1324.434021][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.434065][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.434217][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 [ 1324.434244][ T32] r4:00000000 [ 1324.434263][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.434349][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.434390][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.434431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a6d80 [ 1324.434453][ T32] r4:00000000 [ 1324.434684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.434735][ T32] r9:83018005 r8:83aa6000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1324.434757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.434807][ T32] r5:00001000 r4:eade3000 [ 1324.434884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.434931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.434974][ T32] r5:850cdf8c r4:850cdc00 [ 1324.435053][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.435107][ T32] r7:dddced80 r6:83018000 r5:850cdf8c r4:84791380 [ 1324.435129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.435176][ T32] r10:61c88647 r9:83aa6000 r8:847913ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.435197][ T32] r4:84791380 [ 1324.435216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.435260][ T32] r10:00000000 r9:84791380 r8:80287e08 r7:dfa59e60 r6:84256100 r5:83aa6000 [ 1324.435291][ T32] r4:00000001 [ 1324.435369][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.435420][ T32] Exception stack(0xdfa6dfb0 to 0xdfa6dff8) [ 1324.435509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.435631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.435661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.435759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.435882][ T32] r4:8478c980 [ 1324.436320][ T32] INFO: task kworker/0:16:3149 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.436512][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.436681][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.436888][ T32] Call trace: [ 1324.436980][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.437038][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.437062][ T32] r4:00000000 [ 1324.437081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.437120][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.437147][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.437174][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.437198][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.437405][ T32] r5:800b0113 r4:80239bb0 [ 1324.437478][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.437624][ T32] r4:82ac21e4 [ 1324.437758][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.437816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.437840][ T32] r4:e0531dc0 [ 1324.437860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.437989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.438016][ T32] r4:00000000 [ 1324.438037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.438115][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.438140][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.438270][ T32] r5:00001000 r4:edb79000 [ 1324.448749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.448837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.448884][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.448907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.448957][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.448982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.449031][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.449053][ T32] r4:84819500 [ 1324.449076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.449167][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.449190][ T32] r4:00000001 [ 1324.449209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.449246][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.449274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.449301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.449326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.449354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.449375][ T32] r4:8444f300 [ 1324.449396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.449493][ T32] INFO: task kworker/0:17:3151 blocked for more than 450 seconds. [ 1324.449564][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.449602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.449754][ T32] task:kworker/0:17 state:D stack:0 pid:3151 tgid:3151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.450018][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.450181][ T32] Call trace: [ 1324.450214][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.450269][ T32] r10:8291a684 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:838ba400 [ 1324.450319][ T32] r4:838ba400 [ 1324.450371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.450454][ T32] r5:838ba400 r4:8291a680 [ 1324.450507][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.450595][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.450711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.450790][ T32] r4:00000000 [ 1324.450857][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.450938][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.451016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.451137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851aebc0 [ 1324.451187][ T32] r4:00000000 [ 1324.451230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.451330][ T32] r9:83018005 r8:838ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1324.451409][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.451518][ T32] r5:00001000 r4:eae79000 [ 1324.451566][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.451651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.451736][ T32] r5:850ce78c r4:850ce400 [ 1324.451801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.451895][ T32] r7:dddced80 r6:83018000 r5:850ce78c r4:84791500 [ 1324.451943][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.452042][ T32] r10:61c88647 r9:838ba400 r8:8479152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.452093][ T32] r4:84791500 [ 1324.452154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.452254][ T32] r10:00000000 r9:84791500 r8:80287e08 r7:dfa59e60 r6:84256080 r5:838ba400 [ 1324.452300][ T32] r4:00000001 [ 1324.452338][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.452406][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.452459][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.452527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.452591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.452665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.452713][ T32] r4:8478cb80 [ 1324.453284][ T32] INFO: task kworker/0:17:3151 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.453329][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.453392][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.453559][ T32] Call trace: [ 1324.453613][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.453694][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.453767][ T32] r4:00000000 [ 1324.453797][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.453839][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.453866][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.453895][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.453919][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.454001][ T32] r5:800b0113 r4:80239bb0 [ 1324.454033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.454076][ T32] r4:82ac21e4 [ 1324.454096][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.454137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.454158][ T32] r4:e0531dc0 [ 1324.454177][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.454362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.454401][ T32] r4:00000000 [ 1324.454422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.454470][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.454493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.454537][ T32] r5:00001000 r4:edb79000 [ 1324.454557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.454597][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.454638][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.454658][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.454702][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.454723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.454860][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.454897][ T32] r4:84819500 [ 1324.454917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.454966][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.455003][ T32] r4:00000001 [ 1324.455027][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.455069][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.455096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.455124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.455150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.455178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.455199][ T32] r4:8444f300 [ 1324.455218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.455243][ T32] INFO: task kworker/0:18:3153 blocked for more than 450 seconds. [ 1324.455380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.455408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.455429][ T32] task:kworker/0:18 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.455482][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.455539][ T32] Call trace: [ 1324.455653][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.455720][ T32] r10:8291a684 r9:dfa85d84 r8:00000002 r7:60000013 r6:dfa85d8c r5:832e3000 [ 1324.455748][ T32] r4:832e3000 [ 1324.455768][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.455822][ T32] r5:832e3000 r4:8291a680 [ 1324.455842][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.455879][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.455920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1324.455941][ T32] r4:00000000 [ 1324.455960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.456026][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.456068][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.456108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bbc0 [ 1324.456130][ T32] r4:00000000 [ 1324.456149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.456191][ T32] r9:83018005 r8:832e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1324.456212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.456360][ T32] r5:00001000 r4:eabd9000 [ 1324.456384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.456469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.456676][ T32] r5:853e1b8c r4:853e1800 [ 1324.456796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.456920][ T32] r7:dddced80 r6:83018000 r5:853e1b8c r4:84791580 [ 1324.456944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.456990][ T32] r10:61c88647 r9:832e3000 r8:847915ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.457012][ T32] r4:84791580 [ 1324.457031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.457073][ T32] r10:00000000 r9:84791580 r8:80287e08 r7:dfa59e60 r6:845d2000 r5:832e3000 [ 1324.457094][ T32] r4:00000001 [ 1324.457113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.457178][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1324.457245][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.457282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.457339][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.457371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.457459][ T32] r4:8478cb00 [ 1324.457710][ T32] INFO: task kworker/0:18:3153 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.457746][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.457941][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.458167][ T32] Call trace: [ 1324.477785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.477912][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.477948][ T32] r4:00000000 [ 1324.477973][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.478019][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.478052][ T32] 1d20: b0e70000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.478081][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.478107][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.478131][ T32] r5:800b0113 r4:80239bb0 [ 1324.478151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.479151][ T32] r4:82ac21e4 [ 1324.479203][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.479259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.479283][ T32] r4:e0531dc0 [ 1324.479302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.479343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.479366][ T32] r4:00000000 [ 1324.479385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.479430][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.479452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.479957][ T32] r5:00001000 r4:edb79000 [ 1324.480837][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.482728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.484530][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.485631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.487672][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.598676][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.598880][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.598911][ T32] r4:84819500 [ 1324.598934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.598988][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.599030][ T32] r4:00000001 [ 1324.599056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.599110][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.599148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.599179][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.599212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.599245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.599270][ T32] r4:8444f300 [ 1324.599294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.599334][ T32] INFO: task kworker/0:19:3154 blocked for more than 451 seconds. [ 1324.599384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.599414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.599438][ T32] task:kworker/0:19 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.599598][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.599654][ T32] Call trace: [ 1324.599715][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.599815][ T32] r10:8291a684 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:8389e000 [ 1324.599843][ T32] r4:8389e000 [ 1324.599864][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.599909][ T32] r5:8389e000 r4:8291a680 [ 1324.599930][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.599983][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.600031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.600054][ T32] r4:00000000 [ 1324.600074][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.600137][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.600181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.600225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531d040 [ 1324.600248][ T32] r4:00000000 [ 1324.600269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.600345][ T32] r9:83018005 r8:8389e000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1324.600398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.600447][ T32] r5:00001000 r4:e4869000 [ 1324.600468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.600534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.600609][ T32] r5:850cff8c r4:850cfc00 [ 1324.600660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.600717][ T32] r7:dddced80 r6:83018000 r5:850cff8c r4:84791600 [ 1324.600772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.600851][ T32] r10:61c88647 r9:8389e000 r8:8479162c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.600877][ T32] r4:84791600 [ 1324.600908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.600992][ T32] r10:00000000 r9:84791600 r8:80287e08 r7:dfa85e60 r6:84791680 r5:8389e000 [ 1324.601017][ T32] r4:00000001 [ 1324.601039][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.601076][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.601129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.601190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.601221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.601251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.601275][ T32] r4:8478cb00 [ 1324.601695][ T32] INFO: task kworker/0:19:3154 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.601734][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.601805][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.601853][ T32] Call trace: [ 1324.601913][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.601972][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.601997][ T32] r4:00000000 [ 1324.602018][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.602101][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.602164][ T32] 1d20: b3996000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.602197][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.602224][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.602248][ T32] r5:800b0113 r4:80239bb0 [ 1324.602289][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.602339][ T32] r4:82ac21e4 [ 1324.602362][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.602406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.602431][ T32] r4:e0531dc0 [ 1324.602481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.602558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.602586][ T32] r4:00000000 [ 1324.602608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.602656][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.602752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.602836][ T32] r5:00001000 r4:edb79000 [ 1324.602865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.602967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.603016][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.603039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.603114][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.603141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.603252][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.603331][ T32] r4:84819500 [ 1324.603354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.603403][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.603466][ T32] r4:00000001 [ 1324.603489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.603533][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.603561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.603619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.603705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.603783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.603810][ T32] r4:8444f300 [ 1324.603831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.603856][ T32] INFO: task kworker/0:20:3156 blocked for more than 451 seconds. [ 1324.603923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.603954][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.603978][ T32] task:kworker/0:20 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.604026][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.604072][ T32] Call trace: [ 1324.604136][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.604189][ T32] r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:83899800 [ 1324.604213][ T32] r4:83899800 [ 1324.604234][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.604307][ T32] r5:83899800 r4:8291a680 [ 1324.604358][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.604403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.604447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.604484][ T32] r4:00000000 [ 1324.604507][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.604543][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.604609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.604657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85446900 [ 1324.604713][ T32] r4:00000000 [ 1324.604737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.604794][ T32] r9:83018005 r8:83899800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1324.604818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.604861][ T32] r5:00001000 r4:eb2bb000 [ 1324.604911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.604983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.605085][ T32] r5:847b178c r4:847b1400 [ 1324.605111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.605171][ T32] r7:dddced80 r6:83018000 r5:847b178c r4:84791480 [ 1324.605195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.605273][ T32] r10:61c88647 r9:83899800 r8:847914ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.605299][ T32] r4:84791480 [ 1324.605319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.605366][ T32] r10:00000000 r9:84791480 r8:80287e08 r7:dfa85e60 r6:84791280 r5:83899800 [ 1324.605408][ T32] r4:00000001 [ 1324.605460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.605529][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.605585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.605624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.605681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.605742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.605776][ T32] r4:8478cc40 [ 1324.606161][ T32] INFO: task kworker/0:20:3156 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.606197][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.606310][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.606387][ T32] Call trace: [ 1324.606421][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.606487][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.606549][ T32] r4:00000000 [ 1324.606602][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.606644][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.606698][ T32] 1d20: b3996000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.606731][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.606905][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.606963][ T32] r5:800b0113 r4:80239bb0 [ 1324.606988][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.607029][ T32] r4:82ac21e4 [ 1324.607049][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.607090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.607112][ T32] r4:e0531dc0 [ 1324.607146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.607190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.607237][ T32] r4:00000000 [ 1324.607286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.607361][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.607417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.607463][ T32] r5:00001000 r4:edb79000 [ 1324.607483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.607548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.607594][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.607627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.607676][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.607722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.607780][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.607815][ T32] r4:84819500 [ 1324.607864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.607913][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.607936][ T32] r4:00000001 [ 1324.607970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.608091][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.608248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.618941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.619127][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.619171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.619197][ T32] r4:8444f300 [ 1324.619222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.619251][ T32] INFO: task kworker/0:21:3159 blocked for more than 451 seconds. [ 1324.619284][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.619311][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.619333][ T32] task:kworker/0:21 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.619389][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.619445][ T32] Call trace: [ 1324.619477][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.619534][ T32] r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:832e6c00 [ 1324.619559][ T32] r4:832e6c00 [ 1324.619580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.619625][ T32] r5:832e6c00 r4:8291a680 [ 1324.619646][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.619687][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.619732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 [ 1324.619755][ T32] r4:00000000 [ 1324.619784][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.619820][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.619859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.619903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8547aac0 [ 1324.619926][ T32] r4:00000000 [ 1324.619946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.619995][ T32] r9:83018005 r8:832e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1324.620017][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.620062][ T32] r5:00001000 r4:eb53f000 [ 1324.620084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.620126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.620171][ T32] r5:847b1b8c r4:847b1800 [ 1324.620193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.620243][ T32] r7:dddced80 r6:83018000 r5:847b1b8c r4:84791700 [ 1324.620265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.620315][ T32] r10:61c88647 r9:832e6c00 r8:8479172c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.620337][ T32] r4:84791700 [ 1324.620355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.620398][ T32] r10:00000000 r9:84791700 r8:80287e08 r7:dfa85e60 r6:847a2000 r5:832e6c00 [ 1324.620419][ T32] r4:00000001 [ 1324.620463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.620535][ T32] Exception stack(0xdfaadfb0 to 0xdfaadff8) [ 1324.620567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.620596][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.620649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.620712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.620747][ T32] r4:8478cf40 [ 1324.621158][ T32] INFO: task kworker/0:21:3159 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.621196][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.621285][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.621388][ T32] Call trace: [ 1324.621419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.621471][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.621493][ T32] r4:00000000 [ 1324.621513][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.621551][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.621591][ T32] 1d20: b3d8e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.621647][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.621677][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.621728][ T32] r5:800b0113 r4:80239bb0 [ 1324.621752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.621801][ T32] r4:82ac21e4 [ 1324.621820][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.621889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.621942][ T32] r4:e0531dc0 [ 1324.621965][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.622007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.622058][ T32] r4:00000000 [ 1324.622108][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.622158][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.622206][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.622252][ T32] r5:00001000 r4:edb79000 [ 1324.622272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.622310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.622353][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.622373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.622447][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.622509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.622591][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.622645][ T32] r4:84819500 [ 1324.622668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.622714][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.622736][ T32] r4:00000001 [ 1324.622772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.622812][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.622860][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.622889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.622914][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.622942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.622966][ T32] r4:8444f300 [ 1324.622985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.623009][ T32] INFO: task kworker/0:22:3161 blocked for more than 451 seconds. [ 1324.623036][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.623059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.623094][ T32] task:kworker/0:22 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.623161][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.623204][ T32] Call trace: [ 1324.623233][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.623279][ T32] r10:8291a684 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:841e4800 [ 1324.623316][ T32] r4:841e4800 [ 1324.623345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.623390][ T32] r5:841e4800 r4:8291a680 [ 1324.623409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.623474][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.623530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.623553][ T32] r4:00000000 [ 1324.623571][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.623604][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.623663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.623709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543b180 [ 1324.623733][ T32] r4:00000000 [ 1324.623774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.623837][ T32] r9:83018005 r8:841e4800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.623903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.623957][ T32] r5:00001000 r4:eb063000 [ 1324.624012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.624060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.624103][ T32] r5:85451f8c r4:85451c00 [ 1324.624123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.624194][ T32] r7:dddced80 r6:83018000 r5:85451f8c r4:84791780 [ 1324.624218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.624265][ T32] r10:61c88647 r9:841e4800 r8:847917ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.624288][ T32] r4:84791780 [ 1324.624307][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.624351][ T32] r10:00000000 r9:84791780 r8:80287e08 r7:dfa85e60 r6:847a2080 r5:841e4800 [ 1324.624401][ T32] r4:00000001 [ 1324.624423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.624458][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.624483][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.624510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.624582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.624615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.624638][ T32] r4:8478cf40 [ 1324.624940][ T32] INFO: task kworker/0:22:3161 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.624978][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.625035][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.625150][ T32] Call trace: [ 1324.625185][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.625238][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.625261][ T32] r4:00000000 [ 1324.625281][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.625320][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.625348][ T32] 1d20: b3d8e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.625377][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.625401][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.625424][ T32] r5:800b0113 r4:80239bb0 [ 1324.625449][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.625490][ T32] r4:82ac21e4 [ 1324.625539][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.625593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.625617][ T32] r4:e0531dc0 [ 1324.625636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.625676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.625698][ T32] r4:00000000 [ 1324.625718][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.625798][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.625826][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.625869][ T32] r5:00001000 r4:edb79000 [ 1324.625889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.625928][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.625970][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.625990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.626061][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.626094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.626150][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.626173][ T32] r4:84819500 [ 1324.626192][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.626237][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.626293][ T32] r4:00000001 [ 1324.626341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.626382][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.626408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.626466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.626558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.626596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.626618][ T32] r4:8444f300 [ 1324.626639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.626689][ T32] INFO: task kworker/0:23:3163 blocked for more than 451 seconds. [ 1324.626732][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.626758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.626803][ T32] task:kworker/0:23 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.626913][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.626994][ T32] Call trace: [ 1324.627025][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.627072][ T32] r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:841e3000 [ 1324.627094][ T32] r4:841e3000 [ 1324.627115][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.627181][ T32] r5:841e3000 r4:8291a680 [ 1324.627212][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.627252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.627319][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 [ 1324.627346][ T32] r4:00000000 [ 1324.627365][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.627409][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.627452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.627493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a900 [ 1324.627515][ T32] r4:00000000 [ 1324.627534][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.627576][ T32] r9:83018005 r8:841e3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.627598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.627660][ T32] r5:00001000 r4:eaa41000 [ 1324.627683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.627728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.627832][ T32] r5:856f138c r4:856f1000 [ 1324.627885][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.627935][ T32] r7:dddced80 r6:83018000 r5:856f138c r4:84791800 [ 1324.627956][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.628002][ T32] r10:61c88647 r9:841e3000 r8:8479182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.628023][ T32] r4:84791800 [ 1324.628042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.628114][ T32] r10:00000000 r9:84791800 r8:80287e08 r7:dfab5e60 r6:847a2100 r5:841e3000 [ 1324.628140][ T32] r4:00000001 [ 1324.628160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.628195][ T32] Exception stack(0xdfac1fb0 to 0xdfac1ff8) [ 1324.638951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.639055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.639092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.639160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.639217][ T32] r4:84785ac0 [ 1324.639689][ T32] INFO: task kworker/0:23:3163 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.639768][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.639868][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.639928][ T32] Call trace: [ 1324.639978][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.640082][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.640111][ T32] r4:00000000 [ 1324.640134][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.640178][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.640211][ T32] 1d20: b3ff8000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.640246][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.640320][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.640357][ T32] r5:800b0113 r4:80239bb0 [ 1324.640404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.640461][ T32] r4:82ac21e4 [ 1324.640506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.640580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.640603][ T32] r4:e0531dc0 [ 1324.640637][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.640681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.640721][ T32] r4:00000000 [ 1324.640779][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.640840][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.640867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.640910][ T32] r5:00001000 r4:edb79000 [ 1324.640949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.641034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.641094][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.641121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.641168][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.641189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.641235][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.641256][ T32] r4:84819500 [ 1324.641308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.641370][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.641392][ T32] r4:00000001 [ 1324.641411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.641446][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.641472][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.641528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.641607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.641664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.641689][ T32] r4:8444f300 [ 1324.641711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.641751][ T32] INFO: task kworker/0:24:3164 blocked for more than 451 seconds. [ 1324.641842][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.641942][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.641990][ T32] task:kworker/0:24 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.642140][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.642230][ T32] Call trace: [ 1324.642296][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.642443][ T32] r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:841e0000 [ 1324.642505][ T32] r4:841e0000 [ 1324.642531][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.642625][ T32] r5:841e0000 r4:8291a680 [ 1324.642661][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.642723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.642810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 [ 1324.642899][ T32] r4:00000000 [ 1324.643033][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.643099][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.643138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.643207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bb00 [ 1324.643255][ T32] r4:00000000 [ 1324.643303][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.643352][ T32] r9:83018005 r8:841e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1324.643373][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.643418][ T32] r5:00001000 r4:e88d5000 [ 1324.643462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.643536][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.643584][ T32] r5:853e178c r4:853e1400 [ 1324.643628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.643679][ T32] r7:dddced80 r6:83018000 r5:853e178c r4:84791980 [ 1324.643725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.643801][ T32] r10:61c88647 r9:841e0000 r8:847919ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.643828][ T32] r4:84791980 [ 1324.643848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.643893][ T32] r10:00000000 r9:84791980 r8:80287e08 r7:dfac1e60 r6:847a2180 r5:841e0000 [ 1324.643915][ T32] r4:00000001 [ 1324.643950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.644052][ T32] Exception stack(0xdfac5fb0 to 0xdfac5ff8) [ 1324.644091][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.644122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.644177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.644246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.644274][ T32] r4:847433c0 [ 1324.644531][ T32] INFO: task kworker/0:24:3164 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.644593][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.644711][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.644814][ T32] Call trace: [ 1324.644903][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.645022][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.645076][ T32] r4:00000000 [ 1324.645118][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.645198][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.645231][ T32] 1d20: b3ff8000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.645291][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.645340][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.645364][ T32] r5:800b0113 r4:80239bb0 [ 1324.645383][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.645437][ T32] r4:82ac21e4 [ 1324.645481][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.645566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.645601][ T32] r4:e0531dc0 [ 1324.645636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.645722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.645766][ T32] r4:00000000 [ 1324.645789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.645836][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.645857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.645897][ T32] r5:00001000 r4:edb79000 [ 1324.645915][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.645952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.645993][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.646015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.646061][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.646082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.646162][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.646202][ T32] r4:84819500 [ 1324.646222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.646287][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.646336][ T32] r4:00000001 [ 1324.646378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.646454][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.646507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.646562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.646620][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.646692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.646721][ T32] r4:8444f300 [ 1324.646752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.646880][ T32] INFO: task kworker/0:25:3166 blocked for more than 451 seconds. [ 1324.646950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.646981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.647001][ T32] task:kworker/0:25 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.647090][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.647148][ T32] Call trace: [ 1324.647218][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.647326][ T32] r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000013 r6:dfad5d8c r5:841e5400 [ 1324.647381][ T32] r4:841e5400 [ 1324.647428][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.647512][ T32] r5:841e5400 r4:8291a680 [ 1324.647550][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.647591][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.647633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.647693][ T32] r4:00000000 [ 1324.647733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.647776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.647811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.647852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557b9c0 [ 1324.647903][ T32] r4:00000000 [ 1324.647948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.648034][ T32] r9:83018005 r8:841e5400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.648076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.648161][ T32] r5:00001000 r4:dfa95000 [ 1324.674990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.675155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.675228][ T32] r5:853e138c r4:853e1000 [ 1324.675313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.675454][ T32] r7:dddced80 r6:83018000 r5:853e138c r4:84791880 [ 1324.675567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.675671][ T32] r10:61c88647 r9:841e5400 r8:847918ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.675721][ T32] r4:84791880 [ 1324.675769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.675869][ T32] r10:00000000 r9:84791880 r8:80287e08 r7:dfac1e60 r6:847a2200 r5:841e5400 [ 1324.675982][ T32] r4:00000001 [ 1324.676067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.676159][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.676218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.676280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.676358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.676419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.676463][ T32] r4:847a02c0 [ 1324.677081][ T32] INFO: task kworker/0:25:3166 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.677128][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.677262][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.677360][ T32] Call trace: [ 1324.677421][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.677549][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.677636][ T32] r4:00000000 [ 1324.677713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.677812][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.677871][ T32] 1d20: b4321000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.677923][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.677979][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.678024][ T32] r5:800b0113 r4:80239bb0 [ 1324.678047][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.678091][ T32] r4:82ac21e4 [ 1324.678139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.678188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.688631][ T32] r4:e0531dc0 [ 1324.688743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.688818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.688842][ T32] r4:00000000 [ 1324.688862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.688907][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.688928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.688975][ T32] r5:00001000 r4:edb79000 [ 1324.689022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.689077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.689119][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.689138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.689184][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.689204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.689330][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.689421][ T32] r4:84819500 [ 1324.689478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.689574][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.689620][ T32] r4:00000001 [ 1324.689695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.689749][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.689787][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.689863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.689934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.689984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.690007][ T32] r4:8444f300 [ 1324.690057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.690090][ T32] INFO: task kworker/1:7:3172 blocked for more than 451 seconds. [ 1324.690123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.690190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.690241][ T32] task:kworker/1:7 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.690385][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.690463][ T32] Call trace: [ 1324.690515][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.690591][ T32] r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000013 r6:dfa8dd8c r5:841e1800 [ 1324.690615][ T32] r4:841e1800 [ 1324.690634][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.690684][ T32] r5:841e1800 r4:8291a680 [ 1324.690730][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.690803][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.690924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.690975][ T32] r4:00000000 [ 1324.690998][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.691038][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.691081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.691162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856adbc0 [ 1324.691195][ T32] r4:00000000 [ 1324.691217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.691263][ T32] r9:83018205 r8:841e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.691318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.691403][ T32] r5:00001000 r4:eae3b000 [ 1324.691445][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.691489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.691607][ T32] r5:8553df8c r4:8553dc00 [ 1324.691660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.691711][ T32] r7:ddde2d80 r6:83018200 r5:8553df8c r4:847a2280 [ 1324.691731][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.691788][ T32] r10:61c88647 r9:841e1800 r8:847a22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.691823][ T32] r4:847a2280 [ 1324.691875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.691957][ T32] r10:00000000 r9:847a2280 r8:80287e08 r7:dfa05e60 r6:847a2300 r5:841e1800 [ 1324.691987][ T32] r4:00000001 [ 1324.692056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.692128][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.692163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.692300][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.692330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.692361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.692383][ T32] r4:84797b00 [ 1324.693022][ T32] INFO: task kworker/1:7:3172 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.693100][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.693219][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.693303][ T32] Call trace: [ 1324.693343][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.693426][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.693454][ T32] r4:00000000 [ 1324.693474][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.693550][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.693643][ T32] 1d20: b44aa000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.693705][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.693754][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.693837][ T32] r5:800b0113 r4:80239bb0 [ 1324.693876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.693918][ T32] r4:82ac21e4 [ 1324.693938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.693978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.693999][ T32] r4:e0531dc0 [ 1324.694034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.694105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.694129][ T32] r4:00000000 [ 1324.694148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.694192][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.694213][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.694292][ T32] r5:00001000 r4:edb79000 [ 1324.694321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.694463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.694551][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.694590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.694685][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.694730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.694858][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.694907][ T32] r4:84819500 [ 1324.694950][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.695042][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.695093][ T32] r4:00000001 [ 1324.695149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.695257][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.695313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.695386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.695446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.695503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.695591][ T32] r4:8444f300 [ 1324.695730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.695800][ T32] INFO: task kworker/1:8:3173 blocked for more than 451 seconds. [ 1324.695873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.695952][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.696007][ T32] task:kworker/1:8 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.696122][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.696244][ T32] Call trace: [ 1324.696337][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.696433][ T32] r10:8291a684 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:841e3c00 [ 1324.696481][ T32] r4:841e3c00 [ 1324.696510][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.696555][ T32] r5:841e3c00 r4:8291a680 [ 1324.696575][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.696681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.696813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.696867][ T32] r4:00000000 [ 1324.696941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.697018][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.697093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.697171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937800 [ 1324.697239][ T32] r4:00000000 [ 1324.697287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.697370][ T32] r9:83018205 r8:841e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.697419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.697506][ T32] r5:00001000 r4:ebd0b000 [ 1324.697547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.697621][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.697722][ T32] r5:858c7b8c r4:858c7800 [ 1324.697776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.697865][ T32] r7:ddde2d80 r6:83018200 r5:858c7b8c r4:847a2380 [ 1324.697912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.698003][ T32] r10:61c88647 r9:841e3c00 r8:847a23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.698045][ T32] r4:847a2380 [ 1324.698071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.698147][ T32] r10:00000000 r9:847a2380 r8:80287e08 r7:dfa05e60 r6:847a2400 r5:841e3c00 [ 1324.698264][ T32] r4:00000001 [ 1324.720113][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.720193][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.720224][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.720335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.720374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.720406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.720458][ T32] r4:84797b00 [ 1324.720894][ T32] INFO: task kworker/1:8:3173 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.720934][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.721092][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.721189][ T32] Call trace: [ 1324.721256][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.721319][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.721367][ T32] r4:00000000 [ 1324.721390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.721430][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.721458][ T32] 1d20: b47a0000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.721525][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.721593][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.721647][ T32] r5:800b0113 r4:80239bb0 [ 1324.721700][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.721751][ T32] r4:82ac21e4 [ 1324.721821][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.721958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.722094][ T32] r4:e0531dc0 [ 1324.722117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.722159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.722181][ T32] r4:00000000 [ 1324.722200][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.722268][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.722298][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.722341][ T32] r5:00001000 r4:edb79000 [ 1324.722361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.722511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.722559][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.722596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.722645][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.722667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.722717][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.722740][ T32] r4:84819500 [ 1324.722759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.722949][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.722976][ T32] r4:00000001 [ 1324.722996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.723031][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.723058][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.723085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.723110][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.723138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.723360][ T32] r4:8444f300 [ 1324.723386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.723423][ T32] INFO: task kworker/0:26:3176 blocked for more than 451 seconds. [ 1324.723456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.723482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.723574][ T32] task:kworker/0:26 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.723624][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.723666][ T32] Call trace: [ 1324.723695][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.723750][ T32] r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:83a8d400 [ 1324.723781][ T32] r4:83a8d400 [ 1324.723890][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.723939][ T32] r5:83a8d400 r4:8291a680 [ 1324.723959][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.724105][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.724152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 [ 1324.724174][ T32] r4:00000000 [ 1324.724217][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.724298][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.724470][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.724515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568fbc0 [ 1324.724537][ T32] r4:00000000 [ 1324.724556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.724598][ T32] r9:83018005 r8:83a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.724619][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.724659][ T32] r5:00001000 r4:eb0d7000 [ 1324.724730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.724777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.724819][ T32] r5:8571578c r4:85715400 [ 1324.724840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.724975][ T32] r7:dddced80 r6:83018000 r5:8571578c r4:84791a80 [ 1324.725001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.725108][ T32] r10:61c88647 r9:83a8d400 r8:84791aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.725133][ T32] r4:84791a80 [ 1324.725321][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.725371][ T32] r10:00000000 r9:84791a80 r8:80287e08 r7:dfac1e60 r6:847a2500 r5:83a8d400 [ 1324.725393][ T32] r4:00000001 [ 1324.725413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.725451][ T32] Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) [ 1324.725477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.725504][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.725528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.725556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.725830][ T32] r4:847a0780 [ 1324.726539][ T32] INFO: task kworker/0:26:3176 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.726622][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.726742][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.726873][ T32] Call trace: [ 1324.727252][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.727362][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.727414][ T32] r4:00000000 [ 1324.727452][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.727532][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.727588][ T32] 1d20: b47a0000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.727648][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.727699][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.727822][ T32] r5:800b0113 r4:80239bb0 [ 1324.727871][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.727954][ T32] r4:82ac21e4 [ 1324.728370][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.756032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.756118][ T32] r4:e0531dc0 [ 1324.756169][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.756298][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.756353][ T32] r4:00000000 [ 1324.756407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.756521][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.756631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.756737][ T32] r5:00001000 r4:edb79000 [ 1324.756839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.756933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.757033][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.757083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.757186][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.757238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.757450][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.757575][ T32] r4:84819500 [ 1324.757638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.757741][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.757797][ T32] r4:00000001 [ 1324.757845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.757925][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.757988][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.758056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.758125][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.758234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.767038][ T32] r4:8444f300 [ 1324.767137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.767204][ T32] INFO: task kworker/0:27:3177 blocked for more than 451 seconds. [ 1324.767330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.767402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.767452][ T32] task:kworker/0:27 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.767597][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.767729][ T32] Call trace: [ 1324.767891][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.768109][ T32] r10:8291a684 r9:dfafdd84 r8:00000002 r7:60000013 r6:dfafdd8c r5:832e6000 [ 1324.768170][ T32] r4:832e6000 [ 1324.779003][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.779159][ T32] r5:832e6000 r4:8291a680 [ 1324.779198][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.779270][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.779373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.779412][ T32] r4:00000000 [ 1324.779443][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.779496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.779603][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.779674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853299c0 [ 1324.779709][ T32] r4:00000000 [ 1324.779739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.779878][ T32] r9:83018005 r8:832e6000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.779914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.780262][ T32] r5:00001000 r4:eb8e1000 [ 1324.780296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.780350][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.780402][ T32] r5:85716b8c r4:85716800 [ 1324.780426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.780483][ T32] r7:dddced80 r6:83018000 r5:85716b8c r4:84791b00 [ 1324.780508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.780565][ T32] r10:61c88647 r9:832e6000 r8:84791b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.780591][ T32] r4:84791b00 [ 1324.780614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.780760][ T32] r10:00000000 r9:84791b00 r8:80287e08 r7:dfaf5e60 r6:847a2580 r5:832e6000 [ 1324.780796][ T32] r4:00000001 [ 1324.780821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.780866][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.780900][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.780935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.781057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.781167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.781196][ T32] r4:847a0780 [ 1324.781639][ T32] INFO: task kworker/0:27:3177 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.781676][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.781745][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.781798][ T32] Call trace: [ 1324.782061][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.782120][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.782144][ T32] r4:00000000 [ 1324.782165][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.782205][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.782233][ T32] 1d20: b4bc1000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.782477][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.782676][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.782748][ T32] r5:800b0113 r4:80239bb0 [ 1324.782782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.782874][ T32] r4:82ac21e4 [ 1324.782899][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.782945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.782969][ T32] r4:e0531dc0 [ 1324.782989][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.783032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.783133][ T32] r4:00000000 [ 1324.783158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.783391][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.783423][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.783468][ T32] r5:00001000 r4:edb79000 [ 1324.783488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.783526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.783673][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.783724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.783789][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.783812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.783881][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.783935][ T32] r4:84819500 [ 1324.783957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.784022][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.784053][ T32] r4:00000001 [ 1324.784073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.784198][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.784322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.784434][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.784652][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.784755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.784794][ T32] r4:8444f300 [ 1324.784816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.784843][ T32] INFO: task kworker/0:28:3179 blocked for more than 451 seconds. [ 1324.784876][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.784899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.784919][ T32] task:kworker/0:28 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.785145][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.785223][ T32] Call trace: [ 1324.785257][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.785306][ T32] r10:8291a684 r9:dfb01d84 r8:00000002 r7:60000013 r6:dfb01d8c r5:83aab000 [ 1324.785329][ T32] r4:83aab000 [ 1324.785371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.785502][ T32] r5:83aab000 r4:8291a680 [ 1324.785526][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.785566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.785609][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1324.785659][ T32] r4:00000000 [ 1324.785681][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.785714][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.785747][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.785822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85329fc0 [ 1324.785910][ T32] r4:00000000 [ 1324.786022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.786070][ T32] r9:83018005 r8:83aab000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1324.786120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.786167][ T32] r5:00001000 r4:eb897000 [ 1324.786188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.786252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.786298][ T32] r5:8571678c r4:85716400 [ 1324.786329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.786377][ T32] r7:dddced80 r6:83018000 r5:8571678c r4:84791900 [ 1324.786397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.786443][ T32] r10:61c88647 r9:83aab000 r8:8479192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.786465][ T32] r4:84791900 [ 1324.786485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.786530][ T32] r10:00000000 r9:84791900 r8:80287e08 r7:dfafde60 r6:847a2600 r5:83aab000 [ 1324.786552][ T32] r4:00000001 [ 1324.786570][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.786603][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1324.786657][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.786688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.786716][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.786743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.786786][ T32] r4:847a0780 [ 1324.787098][ T32] INFO: task kworker/0:28:3179 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.787141][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.787216][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.787347][ T32] Call trace: [ 1324.787517][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.787570][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.787594][ T32] r4:00000000 [ 1324.787612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.787649][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.787704][ T32] 1d20: b4bc1000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.787737][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.787763][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.787793][ T32] r5:800b0113 r4:80239bb0 [ 1324.787813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.787852][ T32] r4:82ac21e4 [ 1324.787871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.787938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.788020][ T32] r4:e0531dc0 [ 1324.788046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.788089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.788111][ T32] r4:00000000 [ 1324.788129][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.788187][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.788237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.811482][ T32] r5:00001000 r4:edb79000 [ 1324.811554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.811623][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.811697][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.811752][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.811813][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.811835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.811882][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.811921][ T32] r4:84819500 [ 1324.811974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.812027][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.812050][ T32] r4:00000001 [ 1324.812070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.812106][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.812162][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.812201][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.812227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.812281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.812360][ T32] r4:8444f300 [ 1324.812391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.812420][ T32] INFO: task kworker/0:29:3180 blocked for more than 451 seconds. [ 1324.812454][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.812505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.812590][ T32] task:kworker/0:29 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.812699][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.812749][ T32] Call trace: [ 1324.812844][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.812902][ T32] r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:83aa9800 [ 1324.812954][ T32] r4:83aa9800 [ 1324.813003][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.813090][ T32] r5:83aa9800 r4:8291a680 [ 1324.813133][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.813183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.813227][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 [ 1324.813257][ T32] r4:00000000 [ 1324.813277][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.813337][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.813379][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.813448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467540 [ 1324.813473][ T32] r4:00000000 [ 1324.813493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.813538][ T32] r9:83018005 r8:83aa9800 r7:00000000 r6:83018000 r5:00001000 r4:7f135000 [ 1324.813587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.813632][ T32] r5:00001000 r4:ed8df000 [ 1324.813683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.813755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.813863][ T32] r5:85e8238c r4:85e82000 [ 1324.813890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.813937][ T32] r7:dddced80 r6:83018000 r5:85e8238c r4:84791a00 [ 1324.814038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.814090][ T32] r10:61c88647 r9:83aa9800 r8:84791a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.814112][ T32] r4:84791a00 [ 1324.814157][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.814206][ T32] r10:00000000 r9:84791a00 r8:80287e08 r7:dfb01e60 r6:847a2680 r5:83aa9800 [ 1324.814227][ T32] r4:00000001 [ 1324.814245][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.814279][ T32] Exception stack(0xdfb05fb0 to 0xdfb05ff8) [ 1324.814304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.814332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.814357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.814411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.814437][ T32] r4:847a0780 [ 1324.814918][ T32] INFO: task kworker/0:29:3180 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.814960][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.815049][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.815154][ T32] Call trace: [ 1324.815208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.815317][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.815345][ T32] r4:00000000 [ 1324.815416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.815466][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.815494][ T32] 1d20: b4e7b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.815522][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.815545][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.815567][ T32] r5:800b0113 r4:80239bb0 [ 1324.815587][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.815655][ T32] r4:82ac21e4 [ 1324.815679][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.815721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.815775][ T32] r4:e0531dc0 [ 1324.815799][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.815870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.815896][ T32] r4:00000000 [ 1324.815916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.815987][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.816069][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.816142][ T32] r5:00001000 r4:edb79000 [ 1324.816167][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.816208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.816249][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.816294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.816366][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.816448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.816536][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.816564][ T32] r4:84819500 [ 1324.816633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.816761][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.816794][ T32] r4:00000001 [ 1324.816814][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.816861][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.816890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.816944][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.817000][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.817059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.817084][ T32] r4:8444f300 [ 1324.817106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.817129][ T32] INFO: task kworker/0:30:3181 blocked for more than 451 seconds. [ 1324.817156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.817233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.817285][ T32] task:kworker/0:30 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.817358][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.817432][ T32] Call trace: [ 1324.817463][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.817510][ T32] r10:8291a684 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:8389d400 [ 1324.817531][ T32] r4:8389d400 [ 1324.817550][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.817591][ T32] r5:8389d400 r4:8291a680 [ 1324.817611][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.817676][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.817721][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 1324.817743][ T32] r4:00000000 [ 1324.817812][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.817856][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.817890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.817931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e54cc0 [ 1324.817952][ T32] r4:00000000 [ 1324.817998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.818062][ T32] r9:83018005 r8:8389d400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1324.818145][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.818258][ T32] r5:00001000 r4:ecc47000 [ 1324.841150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.841260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.841342][ T32] r5:85dbdb8c r4:85dbd800 [ 1324.841391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.841443][ T32] r7:dddced80 r6:83018000 r5:85dbdb8c r4:84791b80 [ 1324.841485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.841536][ T32] r10:61c88647 r9:8389d400 r8:84791bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.841603][ T32] r4:84791b80 [ 1324.841631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.841701][ T32] r10:00000000 r9:84791b80 r8:80287e08 r7:dfb05e60 r6:84791c00 r5:8389d400 [ 1324.841739][ T32] r4:00000001 [ 1324.841784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.841826][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 1324.841856][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.841895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.841956][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.842005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.842057][ T32] r4:847a0780 [ 1324.842557][ T32] INFO: task kworker/0:30:3181 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.842674][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.842781][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.842924][ T32] Call trace: [ 1324.843032][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.843129][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.843191][ T32] r4:00000000 [ 1324.843240][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.843285][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.843312][ T32] 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.843362][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.843392][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.843417][ T32] r5:800b0113 r4:80239bb0 [ 1324.843437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.843502][ T32] r4:82ac21e4 [ 1324.843534][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.843579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.843602][ T32] r4:e0531dc0 [ 1324.843662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.843710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.843732][ T32] r4:00000000 [ 1324.843751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.843809][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.843830][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.843873][ T32] r5:00001000 r4:edb79000 [ 1324.843893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.843930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.843973][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.843993][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.844042][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.844091][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.844148][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.844171][ T32] r4:84819500 [ 1324.844190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.844257][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.844289][ T32] r4:00000001 [ 1324.844309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.844344][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.844380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.844414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.844448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.844502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.844528][ T32] r4:8444f300 [ 1324.844551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.844617][ T32] INFO: task kworker/1:9:3184 blocked for more than 451 seconds. [ 1324.844675][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.844704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.844726][ T32] task:kworker/1:9 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.844779][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.844837][ T32] Call trace: [ 1324.844868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.844918][ T32] r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:8389b000 [ 1324.844940][ T32] r4:8389b000 [ 1324.844970][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.845020][ T32] r5:8389b000 r4:8291a680 [ 1324.845040][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.845079][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.845135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.845162][ T32] r4:00000000 [ 1324.845206][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.845289][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.845328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.845383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937700 [ 1324.845410][ T32] r4:00000000 [ 1324.845430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.845477][ T32] r9:83018205 r8:8389b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.845520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.845578][ T32] r5:00001000 r4:ebcdd000 [ 1324.845603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.845643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.845710][ T32] r5:84999b8c r4:84999800 [ 1324.845788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.845842][ T32] r7:ddde2d80 r6:83018200 r5:84999b8c r4:847a2700 [ 1324.845864][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.845911][ T32] r10:61c88647 r9:8389b000 r8:847a272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.845955][ T32] r4:847a2700 [ 1324.845982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.846055][ T32] r10:00000000 r9:847a2700 r8:80287e08 r7:dfabde60 r6:84791c80 r5:8389b000 [ 1324.846083][ T32] r4:00000001 [ 1324.846102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.846160][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.846190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.846220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.846259][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.846291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.846316][ T32] r4:847a5340 [ 1324.846612][ T32] INFO: task kworker/1:9:3184 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.846651][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.846708][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.846751][ T32] Call trace: [ 1324.846882][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.846937][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.846960][ T32] r4:00000000 [ 1324.847004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.847051][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.847081][ T32] 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.847110][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.847135][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.847158][ T32] r5:800b0113 r4:80239bb0 [ 1324.847177][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.847217][ T32] r4:82ac21e4 [ 1324.847238][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.847281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.847302][ T32] r4:e0531dc0 [ 1324.847321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.847362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.847384][ T32] r4:00000000 [ 1324.847403][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.847447][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.847479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.847527][ T32] r5:00001000 r4:edb79000 [ 1324.847547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.847587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.847629][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.847671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.847723][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.847745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.847831][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.847858][ T32] r4:84819500 [ 1324.847878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.847935][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.847983][ T32] r4:00000001 [ 1324.848028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.848104][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.848134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.848176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.848240][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.859931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.860033][ T32] r4:8444f300 [ 1324.860065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.860116][ T32] INFO: task kworker/1:10:3187 blocked for more than 451 seconds. [ 1324.860154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.860433][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.860458][ T32] task:kworker/1:10 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.860517][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.860577][ T32] Call trace: [ 1324.860658][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.860717][ T32] r10:8291a684 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:83242400 [ 1324.860740][ T32] r4:83242400 [ 1324.860767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.860820][ T32] r5:83242400 r4:8291a680 [ 1324.860844][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.860883][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.860924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1324.860946][ T32] r4:00000000 [ 1324.860964][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.861018][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.861124][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.861169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947900 [ 1324.861213][ T32] r4:00000000 [ 1324.861278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.861369][ T32] r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1324.861395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.861461][ T32] r5:00001000 r4:eca0b000 [ 1324.861506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.861549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.861591][ T32] r5:85810f8c r4:85810c00 [ 1324.861633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.861683][ T32] r7:ddde2d80 r6:83018200 r5:85810f8c r4:847a2800 [ 1324.861716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.861798][ T32] r10:61c88647 r9:83242400 r8:847a282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.861850][ T32] r4:847a2800 [ 1324.861896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.861967][ T32] r10:00000000 r9:847a2800 r8:80287e08 r7:dfae1e60 r6:84791d00 r5:83242400 [ 1324.862013][ T32] r4:00000001 [ 1324.862046][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.862107][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1324.862225][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.862288][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.862345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.862433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.862460][ T32] r4:847a5440 [ 1324.862977][ T32] INFO: task kworker/1:10:3187 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.863028][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.863137][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.863189][ T32] Call trace: [ 1324.863374][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.863429][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.863453][ T32] r4:00000000 [ 1324.863493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.863536][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.863603][ T32] 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.863638][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.863707][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.863762][ T32] r5:800b0113 r4:80239bb0 [ 1324.863790][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.863891][ T32] r4:82ac21e4 [ 1324.863933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.863982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.864004][ T32] r4:e0531dc0 [ 1324.864028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.864125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.864224][ T32] r4:00000000 [ 1324.864247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.864292][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.864356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.864422][ T32] r5:00001000 r4:edb79000 [ 1324.864444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.864482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.864568][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.864590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.864636][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.864657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.864784][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.864827][ T32] r4:84819500 [ 1324.864936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.864994][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.865044][ T32] r4:00000001 [ 1324.865066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.865119][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.865155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.865186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.865234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.865273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.865295][ T32] r4:8444f300 [ 1324.865338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.865384][ T32] INFO: task kworker/1:11:3188 blocked for more than 451 seconds. [ 1324.865415][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.865438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.865465][ T32] task:kworker/1:11 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.865539][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.865579][ T32] Call trace: [ 1324.865618][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.865689][ T32] r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83244800 [ 1324.865715][ T32] r4:83244800 [ 1324.865760][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.865806][ T32] r5:83244800 r4:8291a680 [ 1324.865835][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.865877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.865917][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1324.865939][ T32] r4:00000000 [ 1324.865957][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.865999][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.866037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.866078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85947f80 [ 1324.866109][ T32] r4:00000000 [ 1324.866154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.866200][ T32] r9:83018205 r8:83244800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.866222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.866286][ T32] r5:00001000 r4:eba6f000 [ 1324.866308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.866397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.866441][ T32] r5:8581178c r4:85811400 [ 1324.866460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.866504][ T32] r7:ddde2d80 r6:83018200 r5:8581178c r4:847a2780 [ 1324.866524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.866589][ T32] r10:61c88647 r9:83244800 r8:847a27ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.866627][ T32] r4:847a2780 [ 1324.866649][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.866716][ T32] r10:00000000 r9:847a2780 r8:80287e08 r7:dfb29e60 r6:84791d80 r5:83244800 [ 1324.866753][ T32] r4:00000001 [ 1324.866781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.866868][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1324.866923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.866977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.867027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.867068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.867112][ T32] r4:847a55c0 [ 1324.867403][ T32] INFO: task kworker/1:11:3188 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.867440][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.867529][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.867585][ T32] Call trace: [ 1324.867626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.867687][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.867737][ T32] r4:00000000 [ 1324.867767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.867833][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.867886][ T32] 1d20: b544b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.867917][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.867964][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.867998][ T32] r5:800b0113 r4:80239bb0 [ 1324.868025][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.868065][ T32] r4:82ac21e4 [ 1324.868084][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.868192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.868288][ T32] r4:e0531dc0 [ 1324.890532][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.890625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.890662][ T32] r4:00000000 [ 1324.890686][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.890750][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.890811][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.890898][ T32] r5:00001000 r4:edb79000 [ 1324.890921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.890961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.891002][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.891051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.891124][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.891162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.891213][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.891235][ T32] r4:84819500 [ 1324.891267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.891367][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.891393][ T32] r4:00000001 [ 1324.891436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.891488][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.891518][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.891593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.891623][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.891652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.891699][ T32] r4:8444f300 [ 1324.891725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.891778][ T32] INFO: task kworker/1:12:3191 blocked for more than 451 seconds. [ 1324.891814][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.891840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.891862][ T32] task:kworker/1:12 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.891936][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.891980][ T32] Call trace: [ 1324.892036][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.892092][ T32] r10:8291a684 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:838c5400 [ 1324.892115][ T32] r4:838c5400 [ 1324.892144][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.892189][ T32] r5:838c5400 r4:8291a680 [ 1324.892230][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.892336][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.892414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1324.892461][ T32] r4:00000000 [ 1324.892511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.892587][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.892654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.892698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a55c0 [ 1324.892741][ T32] r4:00000000 [ 1324.892775][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.892825][ T32] r9:83018205 r8:838c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.892858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.892900][ T32] r5:00001000 r4:ebbb7000 [ 1324.892919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.892956][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.892996][ T32] r5:85811f8c r4:85811c00 [ 1324.893019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.893086][ T32] r7:ddde2d80 r6:83018200 r5:85811f8c r4:847a2900 [ 1324.893110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.893180][ T32] r10:61c88647 r9:838c5400 r8:847a292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.893232][ T32] r4:847a2900 [ 1324.893276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.893323][ T32] r10:00000000 r9:847a2900 r8:80287e08 r7:dfb2de60 r6:84791e00 r5:838c5400 [ 1324.893345][ T32] r4:00000001 [ 1324.893395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.893473][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1324.893502][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.893531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.893651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.893711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.893768][ T32] r4:847a5980 [ 1324.894216][ T32] INFO: task kworker/1:12:3191 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.894255][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.894311][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.894366][ T32] Call trace: [ 1324.894419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.894477][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.894500][ T32] r4:00000000 [ 1324.894539][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.894604][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.894634][ T32] 1d20: b5a08000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.894662][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.894703][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.894737][ T32] r5:800b0113 r4:80239bb0 [ 1324.894777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.894866][ T32] r4:82ac21e4 [ 1324.894893][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.894937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.894959][ T32] r4:e0531dc0 [ 1324.894999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.895087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.895114][ T32] r4:00000000 [ 1324.895133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.895178][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.895198][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.895263][ T32] r5:00001000 r4:edb79000 [ 1324.895307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.895349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.895391][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.895410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.895460][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.895503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.895552][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.895575][ T32] r4:84819500 [ 1324.895593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.895636][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.895658][ T32] r4:00000001 [ 1324.895676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.895709][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.895734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.895803][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.895833][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.895861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.895884][ T32] r4:8444f300 [ 1324.895904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.895949][ T32] INFO: task kworker/1:13:3192 blocked for more than 451 seconds. [ 1324.896021][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.896048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.896069][ T32] task:kworker/1:13 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.896129][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.896211][ T32] Call trace: [ 1324.896266][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.896356][ T32] r10:8291a684 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:838c0c00 [ 1324.896448][ T32] r4:838c0c00 [ 1324.896498][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.896566][ T32] r5:838c0c00 r4:8291a680 [ 1324.896590][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.896650][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.896691][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1324.896712][ T32] r4:00000000 [ 1324.896730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.896774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.896827][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.896871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859481c0 [ 1324.896893][ T32] r4:00000000 [ 1324.896934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.896980][ T32] r9:83018205 r8:838c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.897042][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.897087][ T32] r5:00001000 r4:ec6fd000 [ 1324.897127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.897190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.897234][ T32] r5:859e478c r4:859e4400 [ 1324.897254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.897300][ T32] r7:ddde2d80 r6:83018200 r5:859e478c r4:847a2980 [ 1324.897343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.897392][ T32] r10:61c88647 r9:838c0c00 r8:847a29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.897413][ T32] r4:847a2980 [ 1324.897431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.897474][ T32] r10:00000000 r9:847a2980 r8:80287e08 r7:dfb45e60 r6:84791e80 r5:838c0c00 [ 1324.897518][ T32] r4:00000001 [ 1324.897540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.897576][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1324.897601][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.897627][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.897674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.897747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.897861][ T32] r4:847a57c0 [ 1324.898110][ T32] INFO: task kworker/1:13:3192 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.898143][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.898286][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.919023][ T32] Call trace: [ 1324.919074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.919172][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.919222][ T32] r4:00000000 [ 1324.919302][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.919425][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.919461][ T32] 1d20: b5dd3000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.919489][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.919514][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.919537][ T32] r5:800b0113 r4:80239bb0 [ 1324.919601][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.919688][ T32] r4:82ac21e4 [ 1324.919711][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.919775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.919801][ T32] r4:e0531dc0 [ 1324.919864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.919908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.919950][ T32] r4:00000000 [ 1324.919972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.920078][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.920103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.920148][ T32] r5:00001000 r4:edb79000 [ 1324.920188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.920272][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.920317][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.920337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.920383][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.920467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.920517][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.920581][ T32] r4:84819500 [ 1324.920603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.920690][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.920715][ T32] r4:00000001 [ 1324.920734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.920779][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.920805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.920844][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.920905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.920963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.921050][ T32] r4:8444f300 [ 1324.921104][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.921137][ T32] INFO: task kworker/1:14:3195 blocked for more than 451 seconds. [ 1324.921170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.921195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.921217][ T32] task:kworker/1:14 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.921289][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.921356][ T32] Call trace: [ 1324.921412][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.921461][ T32] r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000013 r6:dfaf9d8c r5:83a88000 [ 1324.921505][ T32] r4:83a88000 [ 1324.921527][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.921570][ T32] r5:83a88000 r4:8291a680 [ 1324.921589][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.921626][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.921665][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1324.921686][ T32] r4:00000000 [ 1324.921705][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.921775][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.921814][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.921918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bf40 [ 1324.921964][ T32] r4:00000000 [ 1324.922008][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.922055][ T32] r9:83018205 r8:83a88000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1324.922076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.922117][ T32] r5:00001000 r4:ecb69000 [ 1324.922178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.922235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.922311][ T32] r5:8581278c r4:85812400 [ 1324.922332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.922410][ T32] r7:ddde2d80 r6:83018200 r5:8581278c r4:847a2a00 [ 1324.922480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.922535][ T32] r10:61c88647 r9:83a88000 r8:847a2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.922588][ T32] r4:847a2a00 [ 1324.922634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.922690][ T32] r10:00000000 r9:847a2a00 r8:80287e08 r7:dfb49e60 r6:847a2880 r5:83a88000 [ 1324.922713][ T32] r4:00000001 [ 1324.922757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.922797][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) [ 1324.922863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.922895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.922920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.922947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.922981][ T32] r4:847a5a40 [ 1324.923411][ T32] INFO: task kworker/1:14:3195 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.923469][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.923591][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.923673][ T32] Call trace: [ 1324.923704][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.923828][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.923878][ T32] r4:00000000 [ 1324.923900][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.924132][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.924174][ T32] 1d20: b5dd3000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.924245][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.924274][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.924298][ T32] r5:800b0113 r4:80239bb0 [ 1324.924360][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.924403][ T32] r4:82ac21e4 [ 1324.924423][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.924463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.924484][ T32] r4:e0531dc0 [ 1324.924547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.924591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.924612][ T32] r4:00000000 [ 1324.924631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.924738][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.924771][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.924887][ T32] r5:00001000 r4:edb79000 [ 1324.924910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.924959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.925000][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.925019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.925063][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.925083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.925127][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.925148][ T32] r4:84819500 [ 1324.925189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.925262][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.925340][ T32] r4:00000001 [ 1324.925383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.925420][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.925462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.925492][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.925518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.925546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.925600][ T32] r4:8444f300 [ 1324.925687][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.925715][ T32] INFO: task kworker/1:15:3197 blocked for more than 451 seconds. [ 1324.925756][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.925783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.925826][ T32] task:kworker/1:15 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.925896][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.925936][ T32] Call trace: [ 1324.926091][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.926140][ T32] r10:8291a684 r9:dfb1dd84 r8:00000002 r7:60000013 r6:dfb1dd8c r5:83aae000 [ 1324.926163][ T32] r4:83aae000 [ 1324.926191][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.926235][ T32] r5:83aae000 r4:8291a680 [ 1324.926276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.926316][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.926357][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb1de08 [ 1324.926400][ T32] r4:00000000 [ 1324.926488][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.926535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.926569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.926630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a5980 [ 1324.926680][ T32] r4:00000000 [ 1324.926702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.926746][ T32] r9:83018205 r8:83aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1324.926799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.926924][ T32] r5:00001000 r4:ecb9f000 [ 1324.926949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.926990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.927036][ T32] r5:85812b8c r4:85812800 [ 1324.927076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.927126][ T32] r7:ddde2d80 r6:83018200 r5:85812b8c r4:847a2a80 [ 1324.927210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.927302][ T32] r10:61c88647 r9:83aae000 r8:847a2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.927328][ T32] r4:847a2a80 [ 1324.927347][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.927390][ T32] r10:00000000 r9:847a2a80 r8:80287e08 r7:dfaf9e60 r6:847a2b00 r5:83aae000 [ 1324.927411][ T32] r4:00000001 [ 1324.927429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.927462][ T32] Exception stack(0xdfb1dfb0 to 0xdfb1dff8) [ 1324.927488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.927515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.927540][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.927567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.927611][ T32] r4:847a5a40 [ 1324.927904][ T32] INFO: task kworker/1:15:3197 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.927973][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.928034][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.928168][ T32] Call trace: [ 1324.958883][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.959043][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.959097][ T32] r4:00000000 [ 1324.959143][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.959223][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.959320][ T32] 1d20: b638b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.959383][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.959461][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.959509][ T32] r5:800b0113 r4:80239bb0 [ 1324.959554][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.959633][ T32] r4:82ac21e4 [ 1324.959673][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.959760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.959891][ T32] r4:e0531dc0 [ 1324.959941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.960027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.960070][ T32] r4:00000000 [ 1324.960113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.960192][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.960214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.960260][ T32] r5:00001000 r4:edb79000 [ 1324.960281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.960321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.960363][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.960382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.960428][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.960450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.960495][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.960518][ T32] r4:84819500 [ 1324.960559][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.960609][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.960631][ T32] r4:00000001 [ 1324.960650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.960685][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.960710][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.960794][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.960857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.960903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.960926][ T32] r4:8444f300 [ 1324.960949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.960987][ T32] INFO: task kworker/1:16:3199 blocked for more than 451 seconds. [ 1324.961023][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.961048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.961070][ T32] task:kworker/1:16 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.961125][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.961169][ T32] Call trace: [ 1324.961213][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.961263][ T32] r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:838b8000 [ 1324.961287][ T32] r4:838b8000 [ 1324.961307][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.961347][ T32] r5:838b8000 r4:8291a680 [ 1324.961376][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.961417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.961458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 [ 1324.961479][ T32] r4:00000000 [ 1324.961499][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.961550][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.961596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.961636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ad2200 [ 1324.961657][ T32] r4:00000000 [ 1324.961674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.961717][ T32] r9:83018205 r8:838b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1324.961737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.961786][ T32] r5:00001000 r4:ecc65000 [ 1324.961805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.961842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.961881][ T32] r5:85812f8c r4:85812c00 [ 1324.961901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.961944][ T32] r7:ddde2d80 r6:83018200 r5:85812f8c r4:847a2b80 [ 1324.961964][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.962012][ T32] r10:61c88647 r9:838b8000 r8:847a2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.962034][ T32] r4:847a2b80 [ 1324.962053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.962109][ T32] r10:00000000 r9:847a2b80 r8:80287e08 r7:dfb1de60 r6:847a2d00 r5:838b8000 [ 1324.962134][ T32] r4:00000001 [ 1324.962153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.962187][ T32] Exception stack(0xdfb69fb0 to 0xdfb69ff8) [ 1324.962234][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.962290][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.962346][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.962385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.962408][ T32] r4:847a5b80 [ 1324.963059][ T32] INFO: task kworker/1:16:3199 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1324.963135][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.963295][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.963408][ T32] Call trace: [ 1324.963484][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1324.963588][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1324.963641][ T32] r4:00000000 [ 1324.963677][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.963759][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1324.963821][ T32] 1d20: b638b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1324.963882][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1324.963931][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1324.963999][ T32] r5:800b0113 r4:80239bb0 [ 1324.964056][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.964137][ T32] r4:82ac21e4 [ 1324.964181][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.964328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1324.964414][ T32] r4:e0531dc0 [ 1324.964452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.964558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1324.964635][ T32] r4:00000000 [ 1324.964699][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.964836][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1324.964882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.964960][ T32] r5:00001000 r4:edb79000 [ 1324.965010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.965087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.965170][ T32] r5:85f5fb8c r4:85f5f800 [ 1324.965211][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.965301][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1324.965354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.965453][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.965523][ T32] r4:84819500 [ 1324.965571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.965658][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1324.965698][ T32] r4:00000001 [ 1324.965737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.965874][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1324.965951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.966010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.966066][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.966142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1324.966202][ T32] r4:8444f300 [ 1324.966239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.966288][ T32] INFO: task kworker/1:17:3200 blocked for more than 451 seconds. [ 1324.966338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1324.966455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.966504][ T32] task:kworker/1:17 state:D stack:0 pid:3200 tgid:3200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.966639][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.966722][ T32] Call trace: [ 1324.966811][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1324.966924][ T32] r10:8291a684 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:84196000 [ 1324.966979][ T32] r4:84196000 [ 1324.967039][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1324.967124][ T32] r5:84196000 r4:8291a680 [ 1324.967169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.967242][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.967351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1324.967400][ T32] r4:00000000 [ 1324.967435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1324.967509][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1324.967601][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1324.967693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ad2280 [ 1324.967765][ T32] r4:00000000 [ 1324.967806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1324.967893][ T32] r9:83018205 r8:84196000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1324.967936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1324.968025][ T32] r5:00001000 r4:ecc79000 [ 1324.968063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1324.968146][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.999310][ T32] r5:8581338c r4:85813000 [ 1324.999410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1324.999544][ T32] r7:ddde2d80 r6:83018200 r5:8581338c r4:847a2c00 [ 1324.999603][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1324.999705][ T32] r10:61c88647 r9:84196000 r8:847a2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.999762][ T32] r4:847a2c00 [ 1324.999805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1324.999930][ T32] r10:00000000 r9:847a2c00 r8:80287e08 r7:dfb69e60 r6:847a2e00 r5:84196000 [ 1324.999982][ T32] r4:00000001 [ 1325.000057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.000146][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.000218][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.000272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.000365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.000496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.000546][ T32] r4:847a5dc0 [ 1325.001231][ T32] INFO: task kworker/1:17:3200 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.001308][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.001432][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.001525][ T32] Call trace: [ 1325.001610][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.001708][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.001761][ T32] r4:00000000 [ 1325.001805][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.001879][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.001932][ T32] 1d20: b6891000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.002004][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.002091][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.002259][ T32] r5:800b0113 r4:80239bb0 [ 1325.002304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.002446][ T32] r4:82ac21e4 [ 1325.002571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.002655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.002698][ T32] r4:e0531dc0 [ 1325.002741][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.002853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.002929][ T32] r4:00000000 [ 1325.002984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.003075][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.003138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.003220][ T32] r5:00001000 r4:edb79000 [ 1325.003265][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.003394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.003476][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.003513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.003614][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.003664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.003759][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.003838][ T32] r4:84819500 [ 1325.003918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.004012][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.004063][ T32] r4:00000001 [ 1325.004099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.004184][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.004239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.004292][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.004344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.004396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.004528][ T32] r4:8444f300 [ 1325.004575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.004623][ T32] INFO: task kworker/1:18:3202 blocked for more than 451 seconds. [ 1325.004686][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.004733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.004877][ T32] task:kworker/1:18 state:D stack:0 pid:3202 tgid:3202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.005158][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.005292][ T32] Call trace: [ 1325.005396][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.005531][ T32] r10:8291a684 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:84190c00 [ 1325.005601][ T32] r4:84190c00 [ 1325.005686][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.005803][ T32] r5:84190c00 r4:8291a680 [ 1325.005864][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.005990][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.006096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 [ 1325.006154][ T32] r4:00000000 [ 1325.006228][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.006310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.006380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.006457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ad2700 [ 1325.006582][ T32] r4:00000000 [ 1325.006629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.006810][ T32] r9:83018205 r8:84190c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1325.006894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.006984][ T32] r5:00001000 r4:ed061000 [ 1325.007040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.007117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.007230][ T32] r5:8581378c r4:85813400 [ 1325.007335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.007427][ T32] r7:ddde2d80 r6:83018200 r5:8581378c r4:847a2c80 [ 1325.007473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.007557][ T32] r10:61c88647 r9:84190c00 r8:847a2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.007630][ T32] r4:847a2c80 [ 1325.007673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.007766][ T32] r10:00000000 r9:847a2c80 r8:80287e08 r7:dfb71e60 r6:847a2d80 r5:84190c00 [ 1325.007807][ T32] r4:00000001 [ 1325.007883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.007988][ T32] Exception stack(0xdfb5dfb0 to 0xdfb5dff8) [ 1325.008058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.008121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.008277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.024080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.024158][ T32] r4:849bf440 [ 1325.024849][ T32] INFO: task kworker/1:18:3202 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.024959][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.025180][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.025315][ T32] Call trace: [ 1325.025395][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.025510][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.025589][ T32] r4:00000000 [ 1325.025634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.025715][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.025791][ T32] 1d20: b6891000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.025846][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.025979][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.026039][ T32] r5:800b0113 r4:80239bb0 [ 1325.026108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.026230][ T32] r4:82ac21e4 [ 1325.026275][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.026354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.026406][ T32] r4:e0531dc0 [ 1325.026443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.026524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.026569][ T32] r4:00000000 [ 1325.026609][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.026697][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.026737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.026853][ T32] r5:00001000 r4:edb79000 [ 1325.026910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.026991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.027107][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.027170][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.027261][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.027365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.027456][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.027531][ T32] r4:84819500 [ 1325.027580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.027695][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.027738][ T32] r4:00000001 [ 1325.027791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.027861][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.027909][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.027968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.028045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.028108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.028157][ T32] r4:8444f300 [ 1325.028262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.047768][ T32] INFO: task kworker/1:19:3204 blocked for more than 451 seconds. [ 1325.047837][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.047865][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.047899][ T32] task:kworker/1:19 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.047999][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.048065][ T32] Call trace: [ 1325.048098][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.048156][ T32] r10:8291a684 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:84193000 [ 1325.048256][ T32] r4:84193000 [ 1325.048648][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.048713][ T32] r5:84193000 r4:8291a680 [ 1325.048734][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.048781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.048824][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 [ 1325.048846][ T32] r4:00000000 [ 1325.048864][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.048897][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.048987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.049080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b29a80 [ 1325.049137][ T32] r4:00000000 [ 1325.049179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.049298][ T32] r9:83018205 r8:84193000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1325.049360][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.049451][ T32] r5:00001000 r4:ec8c1000 [ 1325.049494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.049577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.049663][ T32] r5:8581238c r4:85812000 [ 1325.049735][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.049854][ T32] r7:ddde2d80 r6:83018200 r5:8581238c r4:847a2e80 [ 1325.049922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.050020][ T32] r10:61c88647 r9:84193000 r8:847a2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.050071][ T32] r4:847a2e80 [ 1325.050138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.050235][ T32] r10:00000000 r9:847a2e80 r8:80287e08 r7:dfb5de60 r6:847a2f80 r5:84193000 [ 1325.050285][ T32] r4:00000001 [ 1325.050324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.050404][ T32] Exception stack(0xdfb85fb0 to 0xdfb85ff8) [ 1325.050460][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.050534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.050593][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.050650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.050744][ T32] r4:847991c0 [ 1325.051495][ T32] INFO: task kworker/1:19:3204 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.051581][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.051728][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.051853][ T32] Call trace: [ 1325.051922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.052030][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.052088][ T32] r4:00000000 [ 1325.052133][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.052246][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.052306][ T32] 1d20: b6c0b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.052342][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.052369][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.052483][ T32] r5:800b0113 r4:80239bb0 [ 1325.052547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.052660][ T32] r4:82ac21e4 [ 1325.052715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.052772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.052916][ T32] r4:e0531dc0 [ 1325.052942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.052987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.053040][ T32] r4:00000000 [ 1325.053125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.053181][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.053220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.053281][ T32] r5:00001000 r4:edb79000 [ 1325.053306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.053375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.053423][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.053445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.053491][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.053542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.053596][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.053655][ T32] r4:84819500 [ 1325.053684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.053738][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.053803][ T32] r4:00000001 [ 1325.053833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.053874][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.053900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.053928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.053953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.053981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.054003][ T32] r4:8444f300 [ 1325.054126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.054297][ T32] INFO: task kworker/1:20:3206 blocked for more than 451 seconds. [ 1325.054342][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.054428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.054455][ T32] task:kworker/1:20 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.055234][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1325.056239][ T32] r5:8476078c r4:84760400 [ 1325.056264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.056497][ T32] r10:00000000 r9:847a2480 r8:80287e08 r7:dfb85e60 r6:847a2f00 r5:84980000 ** 10 printk messages dropped ** [ 1325.057340][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.057809][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1325.058214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 14 printk messages dropped ** [ 1325.082022][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1325.082579][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1325.082930][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.083462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.083940][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.084173][ T32] r5:85813f8c r4:85813c00 [ 1325.084192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.084262][ T32] r7:ddde2d80 r6:83018200 r5:85813f8c r4:8478e000 [ 1325.084286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.084333][ T32] r10:61c88647 r9:84981800 r8:8478e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.084354][ T32] r4:8478e000 [ 1325.084393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.084442][ T32] r10:00000000 r9:8478e000 r8:80287e08 r7:dfb91e60 r6:8478e080 r5:84981800 [ 1325.084488][ T32] r4:00000001 [ 1325.084509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.084545][ T32] Exception stack(0xdfb9dfb0 to 0xdfb9dff8) [ 1325.084570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.084708][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.084763][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.084795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.084840][ T32] r4:84799240 [ 1325.085272][ T32] INFO: task kworker/1:21:3208 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.085308][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.085401][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.085477][ T32] Call trace: [ 1325.085536][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.085591][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.085636][ T32] r4:00000000 [ 1325.085681][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.085744][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.085804][ T32] 1d20: b6f5a000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.085879][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.085933][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.085963][ T32] r5:800b0113 r4:80239bb0 [ 1325.085987][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.086036][ T32] r4:82ac21e4 [ 1325.086059][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.086182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.086209][ T32] r4:e0531dc0 [ 1325.086229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.086293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.086318][ T32] r4:00000000 [ 1325.086338][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.086497][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.086523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.086655][ T32] r5:00001000 r4:edb79000 [ 1325.086715][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.086791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.086864][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.086907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.086957][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.087001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.087050][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.087073][ T32] r4:84819500 [ 1325.087113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.087183][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.087208][ T32] r4:00000001 [ 1325.087226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.087284][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.087313][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.087341][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.087438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.087494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.087521][ T32] r4:8444f300 [ 1325.087563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.087635][ T32] INFO: task kworker/0:31:3209 blocked for more than 451 seconds. [ 1325.087688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.087729][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.087766][ T32] task:kworker/0:31 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.087884][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.088104][ T32] Call trace: [ 1325.088285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.105494][ T32] r10:8291a684 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:84982400 [ 1325.105541][ T32] r4:84982400 [ 1325.105565][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.105641][ T32] r5:84982400 r4:8291a680 [ 1325.105662][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.105701][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.105762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 1325.105800][ T32] r4:00000000 [ 1325.105822][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.105858][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1325.105950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467380 ** 7 printk messages dropped ** [ 1325.106254][ T32] r5:85e81b8c r4:85e81800 [ 1325.106274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.106445][ T32] r4:8478d080 ** 2 printk messages dropped ** [ 1325.106559][ T32] r4:00000001 [ 1325.106581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.106644][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 1325.106677][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.106705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.106730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.106868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.106902][ T32] r4:847a0d00 [ 1325.107328][ T32] INFO: task kworker/0:31:3209 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.107364][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.107453][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.107516][ T32] Call trace: [ 1325.107558][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.107612][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.107635][ T32] r4:00000000 [ 1325.107674][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.107718][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.107746][ T32] 1d20: b72d2000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.107786][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.107821][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.107869][ T32] r5:800b0113 r4:80239bb0 [ 1325.107915][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.107958][ T32] r4:82ac21e4 [ 1325.107988][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.108032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.108055][ T32] r4:e0531dc0 [ 1325.108074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.108113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.108134][ T32] r4:00000000 [ 1325.108153][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.108196][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.108261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1325.121384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.121760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.122091][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.122569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.122996][ T32] r4:00000000 [ 1325.123027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.123075][ T32] r9:83018205 r8:84983000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1325.123096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.123137][ T32] r5:00001000 r4:ec93f000 [ 1325.123178][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.123222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.123263][ T32] r5:8476038c r4:84760000 [ 1325.123311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.123358][ T32] r7:ddde2d80 r6:83018200 r5:8476038c r4:8478e180 [ 1325.123378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.123433][ T32] r10:61c88647 r9:84983000 r8:8478e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.123458][ T32] r4:8478e180 [ 1325.123477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.123521][ T32] r10:00000000 r9:8478e180 r8:80287e08 r7:dfb91e60 r6:8478e280 r5:84983000 [ 1325.123553][ T32] r4:00000001 [ 1325.123604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.123703][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 1325.123745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.123780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.123805][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.123833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.123854][ T32] r4:84799440 [ 1325.124322][ T32] INFO: task kworker/1:22:3212 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.124399][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.124487][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.124537][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.124652][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1325.125100][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.125341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1325.125925][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.126224][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.126580][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.127049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.127389][ T32] r9:83018205 r8:84984800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 ** 4 printk messages dropped ** [ 1325.127558][ T32] r5:843abf8c r4:843abc00 ** 3 printk messages dropped ** [ 1325.127728][ T32] r10:61c88647 r9:84984800 r8:8478e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.128028][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.148847][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.149127][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 7 printk messages dropped ** [ 1325.149423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1325.149929][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.150377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1325.150533][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.150557][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.150604][ T32] task:kworker/1:24 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.150667][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.150769][ T32] Call trace: [ 1325.150889][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.150973][ T32] r10:8291a684 r9:dfbc5d84 r8:00000002 r7:60000113 r6:dfbc5d8c r5:84983c00 [ 1325.151024][ T32] r4:84983c00 [ 1325.151049][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.151092][ T32] r5:84983c00 r4:8291a680 [ 1325.151134][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.151175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.151248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 [ 1325.151275][ T32] r4:00000000 [ 1325.151387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.151448][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.151513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.151578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c61080 [ 1325.151647][ T32] r4:00000000 [ 1325.151669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.151713][ T32] r9:83018205 r8:84983c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1325.151759][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.151805][ T32] r5:00001000 r4:eceaf000 [ 1325.151846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.151887][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.151930][ T32] r5:85b7c78c r4:85b7c400 [ 1325.151949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.152030][ T32] r7:ddde2d80 r6:83018200 r5:85b7c78c r4:8478e200 [ 1325.152055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.152126][ T32] r10:61c88647 r9:84983c00 r8:8478e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.152150][ T32] r4:8478e200 [ 1325.152169][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.152213][ T32] r10:00000000 r9:8478e200 r8:80287e08 r7:dfbbde60 r6:8478e500 r5:84983c00 [ 1325.152268][ T32] r4:00000001 [ 1325.152312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.152355][ T32] Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) [ 1325.152405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.152440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.152467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.152495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.152541][ T32] r4:847998c0 [ 1325.153009][ T32] INFO: task kworker/1:24:3216 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.153056][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.153168][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.153213][ T32] Call trace: [ 1325.153276][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.153349][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.153397][ T32] r4:00000000 [ 1325.153441][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.153494][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.153525][ T32] 1d20: b7a04000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.153553][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.153598][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.153679][ T32] r5:800b0113 r4:80239bb0 [ 1325.153732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.153786][ T32] r4:82ac21e4 [ 1325.153817][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.153862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.153886][ T32] r4:e0531dc0 [ 1325.153928][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.153973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.154011][ T32] r4:00000000 [ 1325.154078][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.154168][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 8 printk messages dropped ** [ 1325.154593][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.154978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1325.155672][ T32] r10:8291a684 r9:dfbd1d84 r8:00000002 r7:60000113 r6:dfbd1d8c r5:84986000 ** 8 printk messages dropped ** [ 1325.156377][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.157079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.157406][ T32] r10:61c88647 r9:84986000 r8:8478e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.157895][ T32] r4:84799d80 ** 3 printk messages dropped ** [ 1325.192182][ T32] Call trace: ** 7 printk messages dropped ** [ 1325.192717][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 4 printk messages dropped ** [ 1325.192971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 10 printk messages dropped ** [ 1325.193643][ T32] r5:85f5fb8c r4:85f5f800 ** 4 printk messages dropped ** [ 1325.194001][ T32] r4:84819500 [ 1325.194043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.194148][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.194191][ T32] r4:00000001 [ 1325.194226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.194290][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.194365][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.194418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.194463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.194509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.194545][ T32] r4:8444f300 [ 1325.194598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.194703][ T32] INFO: task kworker/1:26:3220 blocked for more than 451 seconds. [ 1325.194767][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.194811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.194881][ T32] task:kworker/1:26 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.194960][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.195073][ T32] Call trace: [ 1325.195127][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.195221][ T32] r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000113 r6:dfbd9d8c r5:84985400 [ 1325.195307][ T32] r4:84985400 [ 1325.195348][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.195455][ T32] r5:84985400 r4:8291a680 [ 1325.195494][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.195561][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.195658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1325.195700][ T32] r4:00000000 [ 1325.195732][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.195791][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.195849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.195927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c61280 [ 1325.195997][ T32] r4:00000000 [ 1325.196043][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.196119][ T32] r9:83018205 r8:84985400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1325.196156][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.196226][ T32] r5:00001000 r4:ecefb000 [ 1325.196274][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.196345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.196413][ T32] r5:843abb8c r4:843ab800 [ 1325.196445][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.196546][ T32] r7:ddde2d80 r6:83018200 r5:843abb8c r4:8478e480 [ 1325.196637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.196720][ T32] r10:61c88647 r9:84985400 r8:8478e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.196789][ T32] r4:8478e480 [ 1325.196856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.196933][ T32] r10:00000000 r9:8478e480 r8:80287e08 r7:dfbd1e60 r6:8478e700 r5:84985400 [ 1325.196999][ T32] r4:00000001 [ 1325.197074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.197137][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1325.197180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.197226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.197300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.197385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.197427][ T32] r4:84799cc0 [ 1325.198081][ T32] INFO: task kworker/1:26:3220 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.198140][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.212876][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.213043][ T32] Call trace: [ 1325.213103][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.213197][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.213275][ T32] r4:00000000 [ 1325.213318][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.213388][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.213437][ T32] 1d20: b800c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.213485][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 3 printk messages dropped ** [ 1325.213667][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.214032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 10 printk messages dropped ** [ 1325.214637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.215203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.215717][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.216221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.216901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.217203][ T32] r5:85bd438c r4:85bd4000 ** 2 printk messages dropped ** [ 1325.217378][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.218000][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.239730][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 9 printk messages dropped ** [ 1325.240353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1325.240906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.241395][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1325.241731][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1325.242194][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.242269][ T32] Call trace: [ 1325.242319][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.242394][ T32] r10:8291a684 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:84980c00 [ 1325.242432][ T32] r4:84980c00 [ 1325.242465][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.242534][ T32] r5:84980c00 r4:8291a680 [ 1325.242567][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.242629][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.242696][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1325.242733][ T32] r4:00000000 [ 1325.242803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.242904][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.242961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.243051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85c98e80 [ 1325.243096][ T32] r4:00000000 [ 1325.243130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.243202][ T32] r9:83018205 r8:84980c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1325.243238][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.243306][ T32] r5:00001000 r4:ed1b1000 [ 1325.243339][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.243401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.243467][ T32] r5:85cb2b8c r4:85cb2800 [ 1325.243542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.243636][ T32] r7:ddde2d80 r6:83018200 r5:85cb2b8c r4:8478e680 [ 1325.243702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.243783][ T32] r10:61c88647 r9:84980c00 r8:8478e6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.243856][ T32] r4:8478e680 [ 1325.243894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.243993][ T32] r10:00000000 r9:8478e680 r8:80287e08 r7:dfb99e60 r6:8478e780 r5:84980c00 [ 1325.244076][ T32] r4:00000001 [ 1325.244114][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.244174][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1325.244218][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.244264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.244308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.244354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.244389][ T32] r4:847920c0 [ 1325.245048][ T32] INFO: task kworker/1:28:3223 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.245113][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.245205][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.245279][ T32] Call trace: [ 1325.245328][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.245408][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.245450][ T32] r4:00000000 [ 1325.245538][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.245639][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.245727][ T32] 1d20: b82da000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 2 printk messages dropped ** [ 1325.245862][ T32] r5:800b0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1325.246277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 10 printk messages dropped ** [ 1325.246889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.247463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.247971][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.271683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe5e08 ** 8 printk messages dropped ** [ 1325.272241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.272490][ T32] r5:85bd478c r4:85bd4400 ** 4 printk messages dropped ** [ 1325.272746][ T32] r4:8478e880 ** 6 printk messages dropped ** [ 1325.273283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.274568][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 9 printk messages dropped ** [ 1325.275118][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1325.275744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.276410][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1325.276856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.277382][ T32] r4:84828000 ** 4 printk messages dropped ** [ 1325.277669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 ** 9 printk messages dropped ** [ 1325.302540][ T32] r5:00001000 r4:ecfed000 [ 1325.302625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.302695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.302789][ T32] r5:85bd4b8c r4:85bd4800 [ 1325.302861][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.302960][ T32] r7:ddde2d80 r6:83018200 r5:85bd4b8c r4:8478e900 [ 1325.302987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.303045][ T32] r10:61c88647 r9:84828000 r8:8478e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.303069][ T32] r4:8478e900 [ 1325.303131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.303213][ T32] r10:00000000 r9:8478e900 r8:80287e08 r7:dfbe9e60 r6:8478e980 r5:84828000 [ 1325.303300][ T32] r4:00000001 [ 1325.303356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.303397][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1325.303427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.303495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.303524][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.303553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.303607][ T32] r4:84792700 [ 1325.304042][ T32] INFO: task kworker/1:30:3230 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.304079][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.304147][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.304232][ T32] Call trace: [ 1325.304297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.304352][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.304399][ T32] r4:00000000 [ 1325.304421][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.304504][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.304564][ T32] 1d20: b8c6e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.304636][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.304719][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.304745][ T32] r5:800b0113 r4:80239bb0 [ 1325.304799][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.304845][ T32] r4:82ac21e4 [ 1325.304897][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.304943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.304966][ T32] r4:e0531dc0 [ 1325.304985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.305032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.305054][ T32] r4:00000000 [ 1325.305103][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.305203][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.305288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.305333][ T32] r5:00001000 r4:edb79000 [ 1325.305353][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.305394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.305437][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.305462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.305508][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.305560][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.305610][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.305657][ T32] r4:84819500 [ 1325.305679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.305725][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.305747][ T32] r4:00000001 [ 1325.305765][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.305799][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.305825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.305878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.305908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.305935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.306036][ T32] r4:8444f300 [ 1325.306060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.306102][ T32] INFO: task kworker/1:32:3232 blocked for more than 451 seconds. [ 1325.306138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.306162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1325.306459][ T32] r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000013 r6:dfa99d8c r5:84829800 ** 8 printk messages dropped ** [ 1325.306711][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1325.307147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.307250][ T32] r7:ddde2d80 r6:83018200 r5:85bd538c r4:8478ec00 ** 6 printk messages dropped ** [ 1325.307533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1325.320848][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1325.321337][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.321513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1325.321924][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.322292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.322594][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.323045][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.323366][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.323701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.323840][ T32] r7:ddde2d80 r6:83018200 r5:85bd578c r4:8478ed00 ** 5 printk messages dropped ** [ 1325.324127][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.324395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.325275][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1325.325434][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1325.325676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.325701][ T32] r4:00000000 [ 1325.325721][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.325767][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.325789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.325834][ T32] r5:00001000 r4:edb79000 [ 1325.325889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.325930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.326004][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.326034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.326080][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.326101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.326170][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.326225][ T32] r4:84819500 [ 1325.326258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.326306][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.326328][ T32] r4:00000001 [ 1325.326345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.326409][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.326439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.326467][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.326506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.326551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.326576][ T32] r4:8444f300 [ 1325.326628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.326653][ T32] INFO: task kworker/0:32:3236 blocked for more than 451 seconds. [ 1325.326712][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.326738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.326759][ T32] task:kworker/0:32 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.326831][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.326939][ T32] Call trace: [ 1325.326972][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.327024][ T32] r10:8291a684 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:8482b000 [ 1325.327048][ T32] r4:8482b000 [ 1325.327099][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.327145][ T32] r5:8482b000 r4:8291a680 [ 1325.327165][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.327203][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.327244][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 [ 1325.327266][ T32] r4:00000000 [ 1325.327317][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.327354][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.327388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.327428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854673c0 [ 1325.327449][ T32] r4:00000000 [ 1325.327469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.327512][ T32] r9:83018005 r8:8482b000 r7:00000000 r6:83018000 r5:00001000 r4:7f133000 [ 1325.327532][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.327573][ T32] r5:00001000 r4:ed8d1000 [ 1325.327592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.327664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.327708][ T32] r5:85e81f8c r4:85e81c00 [ 1325.327762][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.327811][ T32] r7:dddced80 r6:83018000 r5:85e81f8c r4:8478d100 [ 1325.327831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.327876][ T32] r10:61c88647 r9:8482b000 r8:8478d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.327897][ T32] r4:8478d100 [ 1325.327915][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.327958][ T32] r10:00000000 r9:8478d100 r8:80287e08 r7:dfb05e60 r6:8478ee80 r5:8482b000 [ 1325.328042][ T32] r4:00000001 [ 1325.328096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.328134][ T32] Exception stack(0xdfa9dfb0 to 0xdfa9dff8) [ 1325.328175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.328205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.328231][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.328291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.328447][ T32] r4:849bd400 [ 1325.349300][ T32] INFO: task kworker/0:32:3236 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.349382][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.349514][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.349587][ T32] Call trace: [ 1325.349664][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.349746][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.349809][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.349943][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1325.350307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1325.350725][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 7 printk messages dropped ** [ 1325.351045][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 5 printk messages dropped ** [ 1325.351195][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1325.351612][ T32] r5:8482e000 r4:8291a680 ** 3 printk messages dropped ** [ 1325.351757][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.351911][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.352211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.352402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1325.352681][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.353436][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 9 printk messages dropped ** [ 1325.353849][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1325.353972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.354016][ T32] r4:00000000 [ 1325.354040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.354084][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.354133][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.354180][ T32] r5:00001000 r4:edb79000 [ 1325.354200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.354237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.354278][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.354310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.354359][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.354410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.354459][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.354521][ T32] r4:84819500 [ 1325.354544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.354605][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.354662][ T32] r4:00000001 [ 1325.354683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.354735][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.354776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.354808][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.354857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.354886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.354908][ T32] r4:8444f300 [ 1325.354927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.354950][ T32] INFO: task kworker/0:34:3243 blocked for more than 451 seconds. [ 1325.354976][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.355018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.355086][ T32] task:kworker/0:34 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.355134][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.355241][ T32] Call trace: [ 1325.355275][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.355322][ T32] r10:8291a684 r9:dfc09d84 r8:00000002 r7:60000113 r6:dfc09d8c r5:8482ec00 [ 1325.355345][ T32] r4:8482ec00 [ 1325.355365][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.355407][ T32] r5:8482ec00 r4:8291a680 [ 1325.355439][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.355507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.355551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc09e08 [ 1325.355588][ T32] r4:00000000 [ 1325.355610][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.355715][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.355753][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.355794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467980 [ 1325.355816][ T32] r4:00000000 [ 1325.355835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.355910][ T32] r9:83018005 r8:8482ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1325.355949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.355995][ T32] r5:00001000 r4:ed8f9000 [ 1325.356022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.356076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.356175][ T32] r5:85e82f8c r4:85e82c00 [ 1325.356209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.356322][ T32] r7:dddced80 r6:83018000 r5:85e82f8c r4:8478d180 [ 1325.356373][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.356458][ T32] r10:61c88647 r9:8482ec00 r8:8478d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.356539][ T32] r4:8478d180 [ 1325.356588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.356658][ T32] r10:00000000 r9:8478d180 r8:80287e08 r7:dfc01e60 r6:84786000 r5:8482ec00 [ 1325.356682][ T32] r4:00000001 [ 1325.356701][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.356737][ T32] Exception stack(0xdfc09fb0 to 0xdfc09ff8) [ 1325.356766][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1325.356821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.357353][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.357567][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1325.357871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1325.358174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.379295][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 8 printk messages dropped ** [ 1325.379628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1325.379976][ T32] r4:849f0000 [ 1325.380066][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.380114][ T32] r5:849f0000 r4:8291a680 [ 1325.380136][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.380174][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.380216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc0de08 [ 1325.380239][ T32] r4:00000000 [ 1325.380259][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.380293][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.380329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.380370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467800 [ 1325.380392][ T32] r4:00000000 [ 1325.380411][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.380455][ T32] r9:83018005 r8:849f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f139000 [ 1325.380476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.380517][ T32] r5:00001000 r4:ed8f3000 [ 1325.380536][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.380589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.380710][ T32] r5:85e82b8c r4:85e82800 [ 1325.380733][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.380840][ T32] r7:dddced80 r6:83018000 r5:85e82b8c r4:8478d380 [ 1325.380878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.380928][ T32] r10:61c88647 r9:849f0000 r8:8478d3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.380950][ T32] r4:8478d380 [ 1325.380969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.381091][ T32] r10:00000000 r9:8478d380 r8:80287e08 r7:dfc09e60 r6:84786080 r5:849f0000 [ 1325.381195][ T32] r4:00000001 [ 1325.381234][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.381277][ T32] Exception stack(0xdfc0dfb0 to 0xdfc0dff8) [ 1325.381304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.381331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.381357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.381399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.381425][ T32] r4:849bd600 [ 1325.381894][ T32] INFO: task kworker/0:35:3244 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.381934][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.382036][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.382130][ T32] Call trace: [ 1325.382180][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.382231][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.382254][ T32] r4:00000000 [ 1325.382272][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.382349][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.382380][ T32] 1d20: b9913000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.382418][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.382459][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.382484][ T32] r5:800b0113 r4:80239bb0 [ 1325.382523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.382569][ T32] r4:82ac21e4 [ 1325.382588][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.382630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 2 printk messages dropped ** [ 1325.382747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 8 printk messages dropped ** [ 1325.383067][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1325.383607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1325.383970][ T32] r10:8291a684 r9:dfc15d84 r8:00000002 r7:60000113 r6:dfc15d8c r5:849f1800 ** 6 printk messages dropped ** [ 1325.384195][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.384395][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.384670][ T32] r5:85e8338c r4:85e83000 [ 1325.384712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.384883][ T32] r4:8478d480 ** 6 printk messages dropped ** [ 1325.385148][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.385672][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.385976][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1325.386252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1325.386748][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 8 printk messages dropped ** [ 1325.387220][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.387456][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1325.387756][ T32] r4:849f0c00 ** 4 printk messages dropped ** [ 1325.387920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 ** 4 printk messages dropped ** [ 1325.388073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467c80 [ 1325.388106][ T32] r4:00000000 [ 1325.388128][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.388189][ T32] r9:83018005 r8:849f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f141000 [ 1325.418714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.418875][ T32] r5:00001000 r4:ed917000 [ 1325.418903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.418948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.418991][ T32] r5:85e83b8c r4:85e83800 [ 1325.419035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.419089][ T32] r7:dddced80 r6:83018000 r5:85e83b8c r4:8478d300 [ 1325.419110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.419159][ T32] r10:61c88647 r9:849f0c00 r8:8478d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.419182][ T32] r4:8478d300 [ 1325.419202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.419249][ T32] r10:00000000 r9:8478d300 r8:80287e08 r7:dfc15e60 r6:84786180 r5:849f0c00 [ 1325.419271][ T32] r4:00000001 [ 1325.419332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.419374][ T32] Exception stack(0xdfc1dfb0 to 0xdfc1dff8) [ 1325.419405][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.419434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.419460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.419517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.419542][ T32] r4:849bd900 [ 1325.419977][ T32] INFO: task kworker/0:37:3248 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.420020][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.420107][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.420176][ T32] Call trace: [ 1325.420211][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.420266][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.420290][ T32] r4:00000000 [ 1325.420309][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.420348][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.420375][ T32] 1d20: ba49b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.420401][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.420425][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.420449][ T32] r5:800b0113 r4:80239bb0 [ 1325.420490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.420546][ T32] r4:82ac21e4 [ 1325.420568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.420612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.420717][ T32] r4:e0531dc0 [ 1325.420740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.420811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.420837][ T32] r4:00000000 [ 1325.420856][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.420901][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.420923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.420963][ T32] r5:00001000 r4:edb79000 [ 1325.420982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.421027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.421069][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.421111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.421223][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.421249][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.421311][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.421343][ T32] r4:84819500 [ 1325.421385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.421470][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.421716][ T32] r4:00000001 [ 1325.421759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.421799][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.421825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.421852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.421877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.421905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.421962][ T32] r4:8444f300 [ 1325.421986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.422026][ T32] INFO: task kworker/0:38:3250 blocked for more than 451 seconds. [ 1325.422061][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.422086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.422107][ T32] task:kworker/0:38 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.422151][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.422205][ T32] Call trace: [ 1325.422260][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.422308][ T32] r10:8291a684 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:849f2400 [ 1325.422339][ T32] r4:849f2400 [ 1325.422363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.422405][ T32] r5:849f2400 r4:8291a680 [ 1325.422447][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.422491][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.422555][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 [ 1325.422583][ T32] r4:00000000 [ 1325.422612][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.422673][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.422740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.422803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467bc0 [ 1325.422869][ T32] r4:00000000 [ 1325.422897][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.423024][ T32] r9:83018005 r8:849f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f13f000 [ 1325.423086][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.423145][ T32] r5:00001000 r4:ed90d000 [ 1325.423257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.423326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.423386][ T32] r5:85e8378c r4:85e83400 [ 1325.423412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.423474][ T32] r7:dddced80 r6:83018000 r5:85e8378c r4:8478d500 [ 1325.423503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.423561][ T32] r10:61c88647 r9:849f2400 r8:8478d52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.423588][ T32] r4:8478d500 [ 1325.423623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.423681][ T32] r10:00000000 r9:8478d500 r8:80287e08 r7:dfc1de60 r6:84786200 r5:849f2400 [ 1325.423707][ T32] r4:00000001 [ 1325.423730][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.423784][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1325.423819][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.423854][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.423897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.423947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.423996][ T32] r4:849bd9c0 [ 1325.424287][ T32] INFO: task kworker/0:38:3250 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 2 printk messages dropped ** [ 1325.424484][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.424709][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1325.425069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 8 printk messages dropped ** [ 1325.425408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.425798][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 8 printk messages dropped ** [ 1325.426066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1325.426487][ T32] r5:849f3000 r4:8291a680 ** 3 printk messages dropped ** [ 1325.426660][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.426905][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.427170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1325.427311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.427630][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.428148][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.451194][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.451241][ T32] r4:00000000 [ 1325.451291][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.451361][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.451394][ T32] 1d20: babc5000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.451422][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.451481][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.451508][ T32] r5:800b0113 r4:80239bb0 [ 1325.451528][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.451570][ T32] r4:82ac21e4 [ 1325.451600][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.451647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.451670][ T32] r4:e0531dc0 [ 1325.451689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.451730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.451757][ T32] r4:00000000 [ 1325.451778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.451875][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.451901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.451946][ T32] r5:00001000 r4:edb79000 [ 1325.451991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.452034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.452075][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.452096][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.452141][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.452188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.452263][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.452288][ T32] r4:84819500 [ 1325.452308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.452353][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.452399][ T32] r4:00000001 [ 1325.452421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.452456][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.452481][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.452509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.452535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.452562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.452608][ T32] r4:8444f300 [ 1325.452660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.452692][ T32] INFO: task kworker/0:40:3255 blocked for more than 451 seconds. [ 1325.452736][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.452800][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.452827][ T32] task:kworker/0:40 state:D stack:0 pid:3255 tgid:3255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.452884][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.452928][ T32] Call trace: [ 1325.452958][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.453005][ T32] r10:8291a684 r9:dfc39d84 r8:00000002 r7:60000113 r6:dfc39d8c r5:849f3c00 [ 1325.453027][ T32] r4:849f3c00 [ 1325.453046][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.453087][ T32] r5:849f3c00 r4:8291a680 [ 1325.453106][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.453144][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.453184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc39e08 [ 1325.453205][ T32] r4:00000000 [ 1325.453223][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.453255][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.453316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.453360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557cdc0 [ 1325.453384][ T32] r4:00000000 [ 1325.453402][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.453444][ T32] r9:83018005 r8:849f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.453491][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.453536][ T32] r5:00001000 r4:ecc77000 [ 1325.453555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.453594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.453634][ T32] r5:85e8478c r4:85e84400 [ 1325.453652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.453695][ T32] r7:dddced80 r6:83018000 r5:85e8478c r4:8478d400 [ 1325.453714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.453807][ T32] r10:61c88647 r9:849f3c00 r8:8478d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.453843][ T32] r4:8478d400 [ 1325.453890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.453937][ T32] r10:00000000 r9:8478d400 r8:80287e08 r7:dfc2de60 r6:84786300 r5:849f3c00 [ 1325.453959][ T32] r4:00000001 [ 1325.453977][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.454011][ T32] Exception stack(0xdfc39fb0 to 0xdfc39ff8) [ 1325.454049][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.454079][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.454106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.454175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.454200][ T32] r4:849bdcc0 [ 1325.454625][ T32] INFO: task kworker/0:40:3255 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.454659][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.454743][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.454861][ T32] Call trace: [ 1325.454901][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.454990][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.455017][ T32] r4:00000000 [ 1325.455036][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.455075][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 2 printk messages dropped ** [ 1325.455152][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 5 printk messages dropped ** [ 1325.455347][ T32] r4:e0531dc0 ** 7 printk messages dropped ** [ 1325.455590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.455966][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1325.456268][ T32] INFO: task kworker/0:41:3256 blocked for more than 451 seconds. ** 7 printk messages dropped ** [ 1325.456764][ T32] r4:8389c800 ** 4 printk messages dropped ** [ 1325.456982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 ** 9 printk messages dropped ** [ 1325.457291][ T32] r5:00001000 r4:ec921000 ** 2 printk messages dropped ** [ 1325.457388][ T32] r5:85e8438c r4:85e84000 ** 2 printk messages dropped ** [ 1325.457496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.457823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.470482][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.470772][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 6 printk messages dropped ** [ 1325.471215][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1325.471545][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.471881][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 3 printk messages dropped ** [ 1325.471980][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.472007][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.472032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.472060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.472081][ T32] r4:8444f300 [ 1325.472102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.472130][ T32] INFO: task kworker/0:42:3258 blocked for more than 451 seconds. [ 1325.472163][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.472186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.472206][ T32] task:kworker/0:42 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.472277][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.472322][ T32] Call trace: [ 1325.472351][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.472423][ T32] r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:8389ec00 [ 1325.472449][ T32] r4:8389ec00 [ 1325.472512][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.472559][ T32] r5:8389ec00 r4:8291a680 [ 1325.472579][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.472616][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.472656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 [ 1325.472677][ T32] r4:00000000 [ 1325.472695][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.472757][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.472801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.472866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4040 [ 1325.472893][ T32] r4:00000000 [ 1325.472912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.472956][ T32] r9:83018005 r8:8389ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1325.472977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.473017][ T32] r5:00001000 r4:ece5f000 [ 1325.473036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.473074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.473157][ T32] r5:85e84b8c r4:85e84800 [ 1325.473207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.473255][ T32] r7:dddced80 r6:83018000 r5:85e84b8c r4:8478d600 [ 1325.473300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.473349][ T32] r10:61c88647 r9:8389ec00 r8:8478d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.473371][ T32] r4:8478d600 [ 1325.473406][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.473508][ T32] r10:00000000 r9:8478d600 r8:80287e08 r7:dfc39e60 r6:8478d800 r5:8389ec00 [ 1325.473556][ T32] r4:00000001 [ 1325.473627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.473675][ T32] Exception stack(0xdfc35fb0 to 0xdfc35ff8) [ 1325.473703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.473776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.473807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.473861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.473886][ T32] r4:84792f80 [ 1325.474329][ T32] INFO: task kworker/0:42:3258 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.474367][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1325.474499][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.474748][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 6 printk messages dropped ** [ 1325.475013][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1325.475397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.475768][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 6 printk messages dropped ** [ 1325.476018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1325.476134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.476157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.476221][ T32] task:kworker/0:43 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.476268][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.476308][ T32] Call trace: [ 1325.476400][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.476446][ T32] r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:838c4800 [ 1325.476493][ T32] r4:838c4800 [ 1325.476557][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.476635][ T32] r5:838c4800 r4:8291a680 [ 1325.476685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.476727][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.476777][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1325.476799][ T32] r4:00000000 [ 1325.476817][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.476850][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.476883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.476923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4140 [ 1325.477014][ T32] r4:00000000 [ 1325.477037][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.477139][ T32] r9:83018005 r8:838c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1325.477164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.477205][ T32] r5:00001000 r4:ed19b000 [ 1325.477224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.477263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.477364][ T32] r5:85e84f8c r4:85e84c00 [ 1325.477413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.477461][ T32] r7:dddced80 r6:83018000 r5:85e84f8c r4:8478d280 [ 1325.477481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.477577][ T32] r10:61c88647 r9:838c4800 r8:8478d2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.477603][ T32] r4:8478d280 [ 1325.477658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.477704][ T32] r10:00000000 r9:8478d280 r8:80287e08 r7:dfc35e60 r6:8478d900 r5:838c4800 [ 1325.477726][ T32] r4:00000001 [ 1325.477744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.477785][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) [ 1325.477837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.477893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.477950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.477981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.478003][ T32] r4:848b3100 [ 1325.498166][ T32] INFO: task kworker/0:43:3261 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.498729][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.498860][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.498924][ T32] Call trace: [ 1325.498964][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.499023][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.499046][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.499105][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1325.499417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1325.499896][ T32] r5:00001000 r4:edb79000 [ 1325.499925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.499983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.500047][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.500076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.500147][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.500177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.500248][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.500280][ T32] r4:84819500 [ 1325.500350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.500414][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.500443][ T32] r4:00000001 [ 1325.500469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.500514][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.500549][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.500587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.500622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.500661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.500740][ T32] r4:8444f300 [ 1325.500779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.500816][ T32] INFO: task kworker/0:44:3262 blocked for more than 452 seconds. [ 1325.500857][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.500888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1325.501165][ T32] r10:8291a684 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:838c2400 ** 8 printk messages dropped ** [ 1325.501563][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.501800][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.501990][ T32] r5:85e8538c r4:85e85000 [ 1325.502042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.502341][ T32] r10:00000000 r9:8478d780 r8:80287e08 r7:dfc3de60 r6:8478d880 r5:838c2400 ** 8 printk messages dropped ** [ 1325.503145][ T32] INFO: task kworker/0:44:3262 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 10 printk messages dropped ** [ 1325.503637][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 7 printk messages dropped ** [ 1325.503992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1325.504588][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1325.504952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.505227][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.505550][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.505980][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.506159][ T32] r5:85e8578c r4:85e85400 ** 3 printk messages dropped ** [ 1325.506295][ T32] r10:61c88647 r9:841ed400 r8:8478d9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.506592][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.506618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.506644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.506665][ T32] r4:848b32c0 [ 1325.506941][ T32] INFO: task kworker/0:45:3266 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.506978][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.507033][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.507176][ T32] Call trace: [ 1325.507218][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.507272][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.507295][ T32] r4:00000000 [ 1325.507314][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.507397][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.507429][ T32] 1d20: bb045000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.507457][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.507482][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.507634][ T32] r5:800b0113 r4:80239bb0 [ 1325.507659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.507700][ T32] r4:82ac21e4 [ 1325.507719][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.507767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.507832][ T32] r4:e0531dc0 [ 1325.507855][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.507897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.507918][ T32] r4:00000000 [ 1325.507936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.507980][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.508057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.508107][ T32] r5:00001000 r4:edb79000 [ 1325.508128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.508178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.540766][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.540814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.540906][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.540932][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.540991][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.541023][ T32] r4:84819500 [ 1325.541043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.541108][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.541134][ T32] r4:00000001 [ 1325.541177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.541238][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.541272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.541302][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.541327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.541355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.541376][ T32] r4:8444f300 [ 1325.541398][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.541448][ T32] INFO: task kworker/0:46:3267 blocked for more than 452 seconds. [ 1325.541487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.541513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.541537][ T32] task:kworker/0:46 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.541646][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.541696][ T32] Call trace: [ 1325.541727][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.541784][ T32] r10:8291a684 r9:dfc65d84 r8:00000002 r7:60000113 r6:dfc65d8c r5:841eb000 [ 1325.541807][ T32] r4:841eb000 [ 1325.541852][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.541899][ T32] r5:841eb000 r4:8291a680 [ 1325.541939][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.542001][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.542058][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc65e08 [ 1325.542083][ T32] r4:00000000 [ 1325.542124][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.542167][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.542206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.542268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4480 [ 1325.542302][ T32] r4:00000000 [ 1325.542324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.542370][ T32] r9:83018005 r8:841eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1325.542392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.542454][ T32] r5:00001000 r4:ed385000 [ 1325.542477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.542526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.542580][ T32] r5:85e85b8c r4:85e85800 [ 1325.542603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.542648][ T32] r7:dddced80 r6:83018000 r5:85e85b8c r4:8478da80 [ 1325.542677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.542725][ T32] r10:61c88647 r9:841eb000 r8:8478daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.542747][ T32] r4:8478da80 [ 1325.542791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.542886][ T32] r10:00000000 r9:8478da80 r8:80287e08 r7:dfc51e60 r6:8478db00 r5:841eb000 [ 1325.542913][ T32] r4:00000001 [ 1325.542933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1325.543153][ T32] r4:848b3440 ** 3 printk messages dropped ** [ 1325.543777][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.543992][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 6 printk messages dropped ** [ 1325.544261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1325.544658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1325.544992][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 6 printk messages dropped ** [ 1325.545231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.545426][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.545875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 ** 7 printk messages dropped ** [ 1325.546230][ T32] r9:83018005 r8:841e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 ** 1 printk messages dropped ** [ 1325.546439][ T32] r5:00001000 r4:ed4d9000 [ 1325.546482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.546528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.546571][ T32] r5:85e8638c r4:85e86000 [ 1325.546591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.546641][ T32] r7:dddced80 r6:83018000 r5:85e8638c r4:8478db80 [ 1325.546715][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.546779][ T32] r10:61c88647 r9:841e8000 r8:8478dbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.546810][ T32] r4:8478db80 [ 1325.546919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.546968][ T32] r10:00000000 r9:8478db80 r8:80287e08 r7:dfc65e60 r6:8478dc80 r5:841e8000 [ 1325.546992][ T32] r4:00000001 [ 1325.547011][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.547045][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1325.547093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.547124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.547150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.547177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.547198][ T32] r4:848b3640 [ 1325.547467][ T32] INFO: task kworker/0:47:3270 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.547502][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.547658][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.547702][ T32] Call trace: [ 1325.547731][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.547790][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.547813][ T32] r4:00000000 [ 1325.547833][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.547871][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.547898][ T32] 1d20: bbc47000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.547927][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.547952][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.547974][ T32] r5:800b0113 r4:80239bb0 [ 1325.547994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.548032][ T32] r4:82ac21e4 [ 1325.548105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.548168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.548219][ T32] r4:e0531dc0 [ 1325.548368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.564318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.564368][ T32] r4:00000000 [ 1325.564393][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.564462][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.564484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.564529][ T32] r5:00001000 r4:edb79000 [ 1325.564575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.564620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.564663][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.564683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.564762][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.564790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.564838][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.564914][ T32] r4:84819500 [ 1325.564949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.564999][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.565047][ T32] r4:00000001 [ 1325.565070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.565108][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.565140][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.565167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.565192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.565220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.565253][ T32] r4:8444f300 [ 1325.565280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.565309][ T32] INFO: task kworker/0:48:3271 blocked for more than 452 seconds. [ 1325.565430][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.565466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.565489][ T32] task:kworker/0:48 state:D stack:0 pid:3271 tgid:3271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.565616][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.565701][ T32] Call trace: [ 1325.565744][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.565857][ T32] r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:8325c800 [ 1325.565884][ T32] r4:8325c800 ** 1 printk messages dropped ** [ 1325.565973][ T32] r5:8325c800 r4:8291a680 ** 5 printk messages dropped ** [ 1325.566186][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1325.566568][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.566660][ T32] r5:85e85f8c r4:85e85c00 [ 1325.566697][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.566889][ T32] r10:61c88647 r9:8325c800 r8:8478dd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.566963][ T32] r4:8478dd00 [ 1325.567013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.567087][ T32] r10:00000000 r9:8478dd00 r8:80287e08 r7:dfc71e60 r6:8478de00 r5:8325c800 [ 1325.567144][ T32] r4:00000001 [ 1325.567167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.567281][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1325.567362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.567393][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.567420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.567498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.567577][ T32] r4:848b3740 [ 1325.568018][ T32] INFO: task kworker/0:48:3271 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.568106][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.568167][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.568321][ T32] Call trace: [ 1325.582208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.582297][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.582323][ T32] r4:00000000 [ 1325.582344][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1325.582590][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1325.583087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1325.583508][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 5 printk messages dropped ** [ 1325.583763][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.583927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1325.584231][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.584557][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.584946][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.585139][ T32] r5:85e8678c r4:85e86400 [ 1325.585159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1325.585465][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.585725][ T32] r4:848b38c0 ** 3 printk messages dropped ** [ 1325.586371][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.586685][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1325.587160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 12 printk messages dropped ** [ 1325.588089][ T32] r4:84819500 ** 1 printk messages dropped ** [ 1325.588174][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.588223][ T32] r4:00000001 [ 1325.588295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.603781][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.603857][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.604019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.604050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.604084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.604106][ T32] r4:8444f300 [ 1325.604224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.604259][ T32] INFO: task kworker/0:50:3275 blocked for more than 452 seconds. [ 1325.604304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.604328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.604438][ T32] task:kworker/0:50 state:D stack:0 pid:3275 tgid:3275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.604701][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.604998][ T32] Call trace: [ 1325.605050][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.605206][ T32] r10:8291a684 r9:dfc8dd84 r8:00000002 r7:60000113 r6:dfc8dd8c r5:842a8c00 [ 1325.605319][ T32] r4:842a8c00 [ 1325.605344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.605416][ T32] r5:842a8c00 r4:8291a680 [ 1325.605473][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.605549][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.605594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 [ 1325.605618][ T32] r4:00000000 [ 1325.605636][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.605671][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.605708][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.605763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4f40 [ 1325.605790][ T32] r4:00000000 [ 1325.605812][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.605884][ T32] r9:83018005 r8:842a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1325.605910][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.605964][ T32] r5:00001000 r4:ed621000 [ 1325.605986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.606031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.606073][ T32] r5:85e8778c r4:85e87400 [ 1325.606092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.606241][ T32] r7:dddced80 r6:83018000 r5:85e8778c r4:84791f00 [ 1325.606368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.606420][ T32] r10:61c88647 r9:842a8c00 r8:84791f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.606444][ T32] r4:84791f00 [ 1325.606463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.606508][ T32] r10:00000000 r9:84791f00 r8:80287e08 r7:dfc85e60 r6:84791f80 r5:842a8c00 [ 1325.606530][ T32] r4:00000001 [ 1325.606590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.606715][ T32] Exception stack(0xdfc8dfb0 to 0xdfc8dff8) [ 1325.606745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.606785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.606812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.606895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.606919][ T32] r4:848b3a40 [ 1325.607344][ T32] INFO: task kworker/0:50:3275 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.607380][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.607464][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.607569][ T32] Call trace: [ 1325.607737][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.607805][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.607916][ T32] r4:00000000 [ 1325.607940][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.608134][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.608252][ T32] 1d20: bc114000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.620896][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.620948][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.620979][ T32] r5:800b0113 r4:80239bb0 [ 1325.621002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.621064][ T32] r4:82ac21e4 [ 1325.621105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.621174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.621200][ T32] r4:e0531dc0 [ 1325.621240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.621287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.621327][ T32] r4:00000000 [ 1325.621359][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.621408][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.621450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.621520][ T32] r5:00001000 r4:edb79000 [ 1325.621552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.621593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.621635][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.621654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.621699][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.621719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.621764][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.621818][ T32] r4:84819500 [ 1325.621851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.621900][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.621923][ T32] r4:00000001 [ 1325.621962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.622003][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.622043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.622083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.622133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.622172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.622217][ T32] r4:8444f300 [ 1325.622243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.622293][ T32] INFO: task kworker/0:51:3276 blocked for more than 452 seconds. [ 1325.622349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.622385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.622433][ T32] task:kworker/0:51 state:D stack:0 pid:3276 tgid:3276 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.622532][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.622576][ T32] Call trace: [ 1325.622632][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.622685][ T32] r10:8291a684 r9:dfc99d84 r8:00000002 r7:60000113 r6:dfc99d8c r5:842a9800 ** 4 printk messages dropped ** [ 1325.622942][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.623330][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.623536][ T32] r5:85e86b8c r4:85e86800 [ 1325.623557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.623729][ T32] r4:8478dd80 ** 6 printk messages dropped ** [ 1325.624005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.624887][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 5 printk messages dropped ** [ 1325.625106][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.625151][ T32] r5:800b0113 r4:80239bb0 [ 1325.625194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.625237][ T32] r4:82ac21e4 [ 1325.625266][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.625310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.625332][ T32] r4:e0531dc0 [ 1325.625350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.625390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.625430][ T32] r4:00000000 [ 1325.625478][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.625528][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.625549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.625643][ T32] r5:00001000 r4:edb79000 [ 1325.625687][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.625728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.625769][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.625794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.625839][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.625881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.625951][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.626000][ T32] r4:84819500 [ 1325.626021][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.626066][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.626088][ T32] r4:00000001 [ 1325.626106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.626139][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.626206][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.626237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.626263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.626290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.626311][ T32] r4:8444f300 [ 1325.626331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.626353][ T32] INFO: task kworker/0:52:3279 blocked for more than 452 seconds. [ 1325.626379][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.626401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.626421][ T32] task:kworker/0:52 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.626464][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.626553][ T32] Call trace: [ 1325.626627][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.626698][ T32] r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:842aa400 ** 2 printk messages dropped ** [ 1325.626791][ T32] r5:842aa400 r4:8291a680 ** 2 printk messages dropped ** [ 1325.626962][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 ** 2 printk messages dropped ** [ 1325.627069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1325.627344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.627572][ T32] r5:85e87f8c r4:85e87c00 [ 1325.627595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.627641][ T32] r7:dddced80 r6:83018000 r5:85e87f8c r4:8481c080 [ 1325.627661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.627705][ T32] r10:61c88647 r9:842aa400 r8:8481c0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1325.627795][ T32] r10:00000000 r9:8481c080 r8:80287e08 r7:dfc8de60 r6:8481c180 r5:842aa400 ** 5 printk messages dropped ** [ 1325.627993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1325.649208][ T32] INFO: task kworker/0:52:3279 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 4 printk messages dropped ** [ 1325.649587][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 4 printk messages dropped ** [ 1325.649755][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 4 printk messages dropped ** [ 1325.649954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1325.650167][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.650256][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1325.650507][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1325.650613][ T32] r4:84819500 [ 1325.650674][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.650722][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.650765][ T32] r4:00000001 [ 1325.650792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.650842][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.650868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.650897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.650934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.650965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.651029][ T32] r4:8444f300 [ 1325.651074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.651114][ T32] INFO: task kworker/0:53:3281 blocked for more than 452 seconds. [ 1325.651148][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.651173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.651193][ T32] task:kworker/0:53 state:D stack:0 pid:3281 tgid:3281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.651236][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.651305][ T32] Call trace: [ 1325.651357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.651406][ T32] r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000113 r6:dfcadd8c r5:842ab000 [ 1325.651450][ T32] r4:842ab000 [ 1325.651493][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.651537][ T32] r5:842ab000 r4:8291a680 [ 1325.651577][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.651661][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.651727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1325.651761][ T32] r4:00000000 [ 1325.651787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.651844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.651881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.651944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4fc0 [ 1325.651969][ T32] r4:00000000 [ 1325.651998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.652043][ T32] r9:83018005 r8:842ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1325.652064][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.652105][ T32] r5:00001000 r4:ed63f000 [ 1325.652124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.652161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.652222][ T32] r5:85e87b8c r4:85e87800 [ 1325.652254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.652312][ T32] r7:dddced80 r6:83018000 r5:85e87b8c r4:8481c000 [ 1325.652344][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.652392][ T32] r10:61c88647 r9:842ab000 r8:8481c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.652436][ T32] r4:8481c000 [ 1325.652457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.652501][ T32] r10:00000000 r9:8481c000 r8:80287e08 r7:dfca1e60 r6:8481c100 r5:842ab000 [ 1325.652522][ T32] r4:00000001 [ 1325.652562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.652601][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1325.652628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.652716][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.652745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.652810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.652878][ T32] r4:848b3e40 [ 1325.653164][ T32] INFO: task kworker/0:53:3281 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.653197][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.653277][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.653367][ T32] Call trace: [ 1325.653395][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.653464][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.653501][ T32] r4:00000000 [ 1325.653521][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.653560][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.653587][ T32] 1d20: bc7ed000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.653614][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.653639][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.653662][ T32] r5:800b0113 r4:80239bb0 [ 1325.653697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.653740][ T32] r4:82ac21e4 [ 1325.653805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.653873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.653962][ T32] r4:e0531dc0 [ 1325.653984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.654026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.654073][ T32] r4:00000000 [ 1325.654104][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.654152][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.654194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.654239][ T32] r5:00001000 r4:edb79000 [ 1325.654258][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.654317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.654361][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.654393][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.654440][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.654461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.654506][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.654549][ T32] r4:84819500 [ 1325.654571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.654617][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.654639][ T32] r4:00000001 [ 1325.654657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.654691][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.654715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.654742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.654767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.654799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.654846][ T32] r4:8444f300 [ 1325.654915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.654942][ T32] INFO: task kworker/0:54:3283 blocked for more than 452 seconds. [ 1325.654990][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.655036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.655082][ T32] task:kworker/0:54 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.655145][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.655199][ T32] Call trace: [ 1325.655291][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.655341][ T32] r10:8291a684 r9:dfcb5d84 r8:00000002 r7:60000113 r6:dfcb5d8c r5:842abc00 [ 1325.655364][ T32] r4:842abc00 ** 1 printk messages dropped ** [ 1325.655424][ T32] r5:842abc00 r4:8291a680 [ 1325.655447][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.655485][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.655556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb5e08 [ 1325.655582][ T32] r4:00000000 [ 1325.655601][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.655635][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.655697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.655742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ed4a40 [ 1325.655787][ T32] r4:00000000 [ 1325.655820][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.655866][ T32] r9:83018005 r8:842abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1325.655887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.655928][ T32] r5:00001000 r4:ed777000 [ 1325.655946][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.656007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.656072][ T32] r5:85f4038c r4:85f40000 [ 1325.656094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.656148][ T32] r7:dddced80 r6:83018000 r5:85f4038c r4:8481c200 [ 1325.656194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.656242][ T32] r10:61c88647 r9:842abc00 r8:8481c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.656264][ T32] r4:8481c200 [ 1325.656306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.656395][ T32] r10:00000000 r9:8481c200 r8:80287e08 r7:dfca1e60 r6:8481c300 r5:842abc00 [ 1325.656446][ T32] r4:00000001 [ 1325.656467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.656502][ T32] Exception stack(0xdfcb5fb0 to 0xdfcb5ff8) [ 1325.656529][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.656557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.656582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.656639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.656661][ T32] r4:84a71240 [ 1325.656890][ T32] INFO: task kworker/0:54:3283 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.656945][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.657080][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.657123][ T32] Call trace: [ 1325.657151][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.657201][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.657223][ T32] r4:00000000 [ 1325.657242][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.657303][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.657334][ T32] 1d20: bc7ed000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.657363][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.657387][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.657409][ T32] r5:800b0113 r4:80239bb0 [ 1325.657428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.657467][ T32] r4:82ac21e4 [ 1325.657508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.657555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.657599][ T32] r4:e0531dc0 [ 1325.657622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.657663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.657684][ T32] r4:00000000 [ 1325.657702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.657752][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.657791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.657883][ T32] r5:00001000 r4:edb79000 [ 1325.657911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.657955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.657998][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.658016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.658070][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.658148][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.678741][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.678854][ T32] r4:84819500 [ 1325.678883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.678971][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.679002][ T32] r4:00000001 [ 1325.679036][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.679116][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.679173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.679228][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.679279][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.679317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.679341][ T32] r4:8444f300 [ 1325.679375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.679411][ T32] INFO: task kworker/0:55:3284 blocked for more than 452 seconds. [ 1325.679444][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.679470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.679494][ T32] task:kworker/0:55 state:D stack:0 pid:3284 tgid:3284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.679552][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.679602][ T32] Call trace: [ 1325.679651][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.679727][ T32] r10:8291a684 r9:dfcc1d84 r8:00000002 r7:60000113 r6:dfcc1d8c r5:842ad400 [ 1325.679755][ T32] r4:842ad400 [ 1325.679793][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.679843][ T32] r5:842ad400 r4:8291a680 [ 1325.679887][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.679953][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.680001][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc1e08 [ 1325.680044][ T32] r4:00000000 [ 1325.680090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.680131][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.680171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.680229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467f00 [ 1325.680257][ T32] r4:00000000 [ 1325.680289][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.680400][ T32] r9:83018005 r8:842ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1325.680429][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.680473][ T32] r5:00001000 r4:ed783000 [ 1325.680582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.680629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.680683][ T32] r5:85f4078c r4:85f40400 [ 1325.680728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.680783][ T32] r7:dddced80 r6:83018000 r5:85f4078c r4:8481c380 [ 1325.680808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.680855][ T32] r10:61c88647 r9:842ad400 r8:8481c3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.680889][ T32] r4:8481c380 [ 1325.680913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.680960][ T32] r10:00000000 r9:8481c380 r8:80287e08 r7:dfcb5e60 r6:8481c280 r5:842ad400 [ 1325.681017][ T32] r4:00000001 [ 1325.681045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.681082][ T32] Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) [ 1325.681108][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.681135][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.681163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.681191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.681212][ T32] r4:84a71080 [ 1325.681606][ T32] INFO: task kworker/0:55:3284 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.681641][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.681716][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.681792][ T32] Call trace: [ 1325.681844][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.681898][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.681921][ T32] r4:00000000 [ 1325.681960][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.682002][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.682035][ T32] 1d20: bcc02000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.682086][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.682114][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.682147][ T32] r5:800b0113 r4:80239bb0 [ 1325.682171][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.682233][ T32] r4:82ac21e4 [ 1325.682256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.682298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.682321][ T32] r4:e0531dc0 [ 1325.682349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.682393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.682415][ T32] r4:00000000 [ 1325.682443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.682512][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.682558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.682602][ T32] r5:00001000 r4:edb79000 [ 1325.682623][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.682662][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.682733][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.682780][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.682844][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.682867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.682914][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.682935][ T32] r4:84819500 [ 1325.682954][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.682998][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.683019][ T32] r4:00000001 [ 1325.683038][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.683093][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.683123][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.683173][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.683223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.683254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.683276][ T32] r4:8444f300 [ 1325.683298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.683321][ T32] INFO: task kworker/0:56:3287 blocked for more than 452 seconds. [ 1325.683347][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.683369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.683389][ T32] task:kworker/0:56 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.683467][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.683587][ T32] Call trace: [ 1325.683620][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.683681][ T32] r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:842ac800 [ 1325.683706][ T32] r4:842ac800 [ 1325.683746][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.683816][ T32] r5:842ac800 r4:8291a680 [ 1325.683839][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1325.684054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.684094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee29c0 [ 1325.684135][ T32] r4:00000000 [ 1325.684157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.684200][ T32] r9:83018005 r8:842ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1325.684241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.684286][ T32] r5:00001000 r4:ece99000 [ 1325.684306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.684344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.684385][ T32] r5:85f4338c r4:85f43000 [ 1325.684404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.684469][ T32] r7:dddced80 r6:83018000 r5:85f4338c r4:8481c400 [ 1325.684493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.684559][ T32] r10:61c88647 r9:842ac800 r8:8481c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.684594][ T32] r4:8481c400 [ 1325.684613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.684656][ T32] r10:00000000 r9:8481c400 r8:80287e08 r7:dfcc1e60 r6:8481c580 r5:842ac800 [ 1325.684677][ T32] r4:00000001 [ 1325.684695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.684728][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1325.684767][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.684843][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.684882][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.684913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.684936][ T32] r4:84a71380 [ 1325.685159][ T32] INFO: task kworker/0:56:3287 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.685192][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.685299][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.685367][ T32] Call trace: [ 1325.685422][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.685476][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.685498][ T32] r4:00000000 [ 1325.685533][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.685574][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.685602][ T32] 1d20: bcc02000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.685630][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.685653][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.685675][ T32] r5:800b0113 r4:80239bb0 [ 1325.685694][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.685732][ T32] r4:82ac21e4 [ 1325.685751][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.685820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.685853][ T32] r4:e0531dc0 [ 1325.685894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.685947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.685973][ T32] r4:00000000 [ 1325.686001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.686067][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.686091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.686153][ T32] r5:00001000 r4:edb79000 [ 1325.686196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.686237][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.686289][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.686311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.686581][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 11 printk messages dropped ** [ 1325.687003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.687416][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1325.687902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.688024][ T32] r7:dddced80 r6:83018000 r5:85f4378c r4:8481c480 ** 4 printk messages dropped ** [ 1325.721045][ T32] r10:00000000 r9:8481c480 r8:80287e08 r7:dfa45e60 r6:8481c680 r5:842aec00 ** 10 printk messages dropped ** [ 1325.722002][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.722356][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 9 printk messages dropped ** [ 1325.722717][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.722834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.723105][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.723160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.723230][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.723255][ T32] r4:84819500 [ 1325.723273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.723319][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.723340][ T32] r4:00000001 [ 1325.723387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.723454][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.723503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.723536][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.723562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.723612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.723636][ T32] r4:8444f300 [ 1325.723658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.723705][ T32] INFO: task kworker/0:58:3291 blocked for more than 452 seconds. [ 1325.723740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.723790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.723814][ T32] task:kworker/0:58 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.723871][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.723940][ T32] Call trace: [ 1325.723970][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.724017][ T32] r10:8291a684 r9:dfc5dd84 r8:00000002 r7:60000113 r6:dfc5dd8c r5:848c0c00 [ 1325.724038][ T32] r4:848c0c00 [ 1325.724068][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.724113][ T32] r5:848c0c00 r4:8291a680 [ 1325.724163][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.724204][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.724266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 [ 1325.724291][ T32] r4:00000000 [ 1325.724375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.724474][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.724512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.724573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2940 [ 1325.724638][ T32] r4:00000000 [ 1325.724676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.724721][ T32] r9:83018005 r8:848c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1325.724762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.724813][ T32] r5:00001000 r4:ec7ef000 [ 1325.724855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.724930][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.725003][ T32] r5:85f42f8c r4:85f42c00 [ 1325.725051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.725116][ T32] r7:dddced80 r6:83018000 r5:85f42f8c r4:8481c500 [ 1325.725165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.725221][ T32] r10:61c88647 r9:848c0c00 r8:8481c52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.725254][ T32] r4:8481c500 ** 2 printk messages dropped ** [ 1325.725360][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.726214][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1325.726690][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1325.727192][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1325.727483][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1325.728021][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.738910][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.739305][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1325.739416][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.739454][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.739492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.739532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2740 [ 1325.739554][ T32] r4:00000000 [ 1325.739597][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.739658][ T32] r9:83018005 r8:848c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1325.739681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.739744][ T32] r5:00001000 r4:ed815000 [ 1325.739768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.739817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.739905][ T32] r5:85f4278c r4:85f42400 [ 1325.739932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.740009][ T32] r7:dddced80 r6:83018000 r5:85f4278c r4:8481c780 [ 1325.740057][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.740108][ T32] r10:61c88647 r9:848c1800 r8:8481c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.740131][ T32] r4:8481c780 [ 1325.740150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.740195][ T32] r10:00000000 r9:8481c780 r8:80287e08 r7:dfc5de60 r6:8481c600 r5:848c1800 [ 1325.740217][ T32] r4:00000001 [ 1325.740236][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.740272][ T32] Exception stack(0xdfb21fb0 to 0xdfb21ff8) [ 1325.740300][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.740328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.740353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.740381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.740402][ T32] r4:84a71900 [ 1325.740837][ T32] INFO: task kworker/0:59:3293 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.740888][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.740946][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.741003][ T32] Call trace: [ 1325.741083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.741170][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.741219][ T32] r4:00000000 [ 1325.741243][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.741284][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.741312][ T32] 1d20: bd6f4000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.741340][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.741386][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.741413][ T32] r5:800b0113 r4:80239bb0 [ 1325.741433][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.741473][ T32] r4:82ac21e4 [ 1325.741492][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.741532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.741568][ T32] r4:e0531dc0 [ 1325.741623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.741715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.741740][ T32] r4:00000000 [ 1325.741785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.741837][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.741880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.741925][ T32] r5:00001000 r4:edb79000 [ 1325.741945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.741992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.742037][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.742057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.742103][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.742125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.742171][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.742210][ T32] r4:84819500 [ 1325.742233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.742280][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.742312][ T32] r4:00000001 [ 1325.742334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.742388][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.742417][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.742445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.742471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.742520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.742546][ T32] r4:8444f300 [ 1325.742587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.742615][ T32] INFO: task kworker/0:60:3294 blocked for more than 452 seconds. [ 1325.742642][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.742686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.742710][ T32] task:kworker/0:60 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.742755][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.742813][ T32] Call trace: [ 1325.742864][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.742937][ T32] r10:8291a684 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:848c2400 ** 6 printk messages dropped ** [ 1325.743207][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.743423][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.743677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.743743][ T32] r5:85f42b8c r4:85f42800 ** 1 printk messages dropped ** [ 1325.743818][ T32] r7:dddced80 r6:83018000 r5:85f42b8c r4:8481c800 ** 4 printk messages dropped ** [ 1325.744049][ T32] r10:00000000 r9:8481c800 r8:80287e08 r7:dfb21e60 r6:8481c980 r5:848c2400 ** 10 printk messages dropped ** [ 1325.744685][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.745052][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 7 printk messages dropped ** [ 1325.745304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1325.745754][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 4 printk messages dropped ** [ 1325.745943][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 10 printk messages dropped ** [ 1325.746369][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1325.746556][ T32] Call trace: [ 1325.746608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.746658][ T32] r10:8291a684 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:848c3000 [ 1325.746701][ T32] r4:848c3000 [ 1325.746725][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.746768][ T32] r5:848c3000 r4:8291a680 [ 1325.746794][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.746860][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.746902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1325.746937][ T32] r4:00000000 [ 1325.746960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.746995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.747038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.747098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2680 [ 1325.747123][ T32] r4:00000000 [ 1325.747143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.747186][ T32] r9:83018005 r8:848c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1325.747217][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.747283][ T32] r5:00001000 r4:ed805000 [ 1325.747316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.747358][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.747410][ T32] r5:85f4238c r4:85f42000 [ 1325.747432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.747478][ T32] r7:dddced80 r6:83018000 r5:85f4238c r4:8481c880 [ 1325.747522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.747571][ T32] r10:61c88647 r9:848c3000 r8:8481c8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.747616][ T32] r4:8481c880 [ 1325.747638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.747704][ T32] r10:00000000 r9:8481c880 r8:80287e08 r7:dfb21e60 r6:8481ca00 r5:848c3000 [ 1325.747729][ T32] r4:00000001 [ 1325.747748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.747809][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1325.747838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.747889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.747918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.747980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.748018][ T32] r4:84a71e80 [ 1325.773633][ T32] INFO: task kworker/0:61:3297 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.773743][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.773841][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.773905][ T32] Call trace: [ 1325.773985][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.774048][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.774095][ T32] r4:00000000 [ 1325.774163][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.774235][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.774297][ T32] 1d20: bdce1000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.774360][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.774394][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.774419][ T32] r5:800b0113 r4:80239bb0 [ 1325.774441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.774484][ T32] r4:82ac21e4 [ 1325.774504][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.774568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.774595][ T32] r4:e0531dc0 [ 1325.774626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1325.775218][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 9 printk messages dropped ** [ 1325.775657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.776052][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.776340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.776714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.776910][ T32] r5:85f41f8c r4:85f41c00 ** 1 printk messages dropped ** [ 1325.777007][ T32] r7:dddced80 r6:83018000 r5:85f41f8c r4:8481ca80 ** 4 printk messages dropped ** [ 1325.777246][ T32] r10:00000000 r9:8481ca80 r8:80287e08 r7:dfb39e60 r6:8481cb80 r5:848c3c00 ** 9 printk messages dropped ** [ 1325.778025][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1325.791101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1325.791397][ T32] r5:00001000 r4:edb79000 ** 7 printk messages dropped ** [ 1325.791694][ T32] r4:84819500 ** 2 printk messages dropped ** [ 1325.791808][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.792051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.792430][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.792632][ T32] r5:848c4800 r4:8291a680 ** 5 printk messages dropped ** [ 1325.792893][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.793359][ T32] r5:85f4138c r4:85f41000 [ 1325.793379][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1325.793510][ T32] r4:8481c900 ** 6 printk messages dropped ** [ 1325.793700][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.794635][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.794799][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1325.795199][ T32] r4:00000000 [ 1325.795218][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.795263][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.795306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.795352][ T32] r5:00001000 r4:edb79000 [ 1325.795395][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.795453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.795498][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.795518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.795563][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.795584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.795639][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.795686][ T32] r4:84819500 [ 1325.795729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.795782][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.795806][ T32] r4:00000001 [ 1325.795825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.795882][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.795923][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.795953][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.796001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.796042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.796064][ T32] r4:8444f300 [ 1325.796105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.796172][ T32] INFO: task kworker/0:64:3303 blocked for more than 452 seconds. [ 1325.796202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.796273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.796298][ T32] task:kworker/0:64 state:D stack:0 pid:3303 tgid:3303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.796342][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.796412][ T32] Call trace: [ 1325.796476][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.796526][ T32] r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:848c5400 [ 1325.796558][ T32] r4:848c5400 [ 1325.796590][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.796687][ T32] r5:848c5400 r4:8291a680 [ 1325.796738][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.796793][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.796836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1325.796859][ T32] r4:00000000 [ 1325.796878][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.796932][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.796971][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.797061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee23c0 [ 1325.797087][ T32] r4:00000000 [ 1325.797136][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.797204][ T32] r9:83018005 r8:848c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1325.797274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.797321][ T32] r5:00001000 r4:ed7e3000 [ 1325.797341][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.797381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.797433][ T32] r5:85f41b8c r4:85f41800 [ 1325.797456][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.797501][ T32] r7:dddced80 r6:83018000 r5:85f41b8c r4:8481cb00 [ 1325.797544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.797616][ T32] r10:61c88647 r9:848c5400 r8:8481cb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.797664][ T32] r4:8481cb00 [ 1325.797685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.797750][ T32] r10:00000000 r9:8481cb00 r8:80287e08 r7:dfccde60 r6:8481cc00 r5:848c5400 [ 1325.797804][ T32] r4:00000001 [ 1325.797826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.797863][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1325.797888][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.824095][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 10 printk messages dropped ** [ 1325.824524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 17 printk messages dropped ** [ 1325.825283][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 17 printk messages dropped ** [ 1325.826088][ T32] r4:848c6000 ** 8 printk messages dropped ** [ 1325.826453][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1325.826784][ T32] r5:85f4178c r4:85f41400 ** 1 printk messages dropped ** [ 1325.826908][ T32] r7:dddced80 r6:83018000 r5:85f4178c r4:8481cd00 ** 4 printk messages dropped ** [ 1325.827125][ T32] r10:00000000 r9:8481cd00 r8:80287e08 r7:dfccde60 r6:8481cd80 r5:848c6000 ** 9 printk messages dropped ** [ 1325.827810][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.835416][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1325.835762][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.836053][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.836073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.836119][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.836140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.836209][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.836236][ T32] r4:84819500 [ 1325.836255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.836332][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.836388][ T32] r4:00000001 [ 1325.836412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.836470][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.836502][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.836530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.836577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.836663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.836710][ T32] r4:8444f300 [ 1325.836736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.836780][ T32] INFO: task kworker/0:66:3307 blocked for more than 452 seconds. [ 1325.836838][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.836866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.836888][ T32] task:kworker/0:66 state:D stack:0 pid:3307 tgid:3307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.836944][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.837002][ T32] Call trace: [ 1325.837058][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.837113][ T32] r10:8291a684 r9:dfcd1d84 r8:00000002 r7:60000113 r6:dfcd1d8c r5:848c6c00 [ 1325.837136][ T32] r4:848c6c00 [ 1325.837156][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.837198][ T32] r5:848c6c00 r4:8291a680 [ 1325.837217][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.837254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.837305][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd1e08 [ 1325.837353][ T32] r4:00000000 [ 1325.837375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.837410][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.837469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.837513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ee2bc0 [ 1325.837536][ T32] r4:00000000 [ 1325.837583][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.837630][ T32] r9:83018005 r8:848c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0eb000 [ 1325.837651][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.837693][ T32] r5:00001000 r4:ed0bf000 [ 1325.837712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.837784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.837830][ T32] r5:85f43b8c r4:85f43800 [ 1325.837887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.837935][ T32] r7:dddced80 r6:83018000 r5:85f43b8c r4:8481ce00 [ 1325.837957][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.838014][ T32] r10:61c88647 r9:848c6c00 r8:8481ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.838069][ T32] r4:8481ce00 [ 1325.838092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.838155][ T32] r10:00000000 r9:8481ce00 r8:80287e08 r7:dfccde60 r6:8481ce80 r5:848c6c00 [ 1325.838198][ T32] r4:00000001 [ 1325.838305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.851225][ T32] Exception stack(0xdfcd1fb0 to 0xdfcd1ff8) [ 1325.851297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.851328][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.851365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.851402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.851444][ T32] r4:849c2480 [ 1325.851902][ T32] INFO: task kworker/0:66:3307 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.851973][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.852098][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.852163][ T32] Call trace: [ 1325.852235][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.852290][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 3 printk messages dropped ** [ 1325.852424][ T32] 1d20: bebc8000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 8 printk messages dropped ** [ 1325.852735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 20 printk messages dropped ** [ 1325.853593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.853974][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.854211][ T32] r5:848c0000 r4:8291a680 ** 4 printk messages dropped ** [ 1325.854424][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1325.854837][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.854882][ T32] r5:85f40f8c r4:85f40c00 [ 1325.854902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.854947][ T32] r7:dddced80 r6:83018000 r5:85f40f8c r4:8481cf00 [ 1325.854967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.855040][ T32] r10:61c88647 r9:848c0000 r8:8481cf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.855087][ T32] r4:8481cf00 [ 1325.855131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.855200][ T32] r10:00000000 r9:8481cf00 r8:80287e08 r7:dfcd1e60 r6:8481cf80 r5:848c0000 [ 1325.855226][ T32] r4:00000001 [ 1325.855262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.855324][ T32] Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) [ 1325.855353][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.855392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.855422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.855456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.855478][ T32] r4:849c2480 [ 1325.855756][ T32] INFO: task kworker/0:67:3308 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.855798][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.855851][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.855938][ T32] Call trace: [ 1325.855972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.856022][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.856045][ T32] r4:00000000 [ 1325.856064][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.856117][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.856147][ T32] 1d20: bebc8000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.856198][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.856247][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.856315][ T32] r5:800b0113 r4:80239bb0 [ 1325.856339][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.856380][ T32] r4:82ac21e4 [ 1325.856401][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.856442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.856464][ T32] r4:e0531dc0 [ 1325.856483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.856546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.856572][ T32] r4:00000000 [ 1325.856640][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1325.856996][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 5 printk messages dropped ** [ 1325.857233][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.857407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.857639][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.858019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.881258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.881494][ T32] r5:85f43f8c r4:85f43c00 ** 1 printk messages dropped ** [ 1325.881602][ T32] r7:dddced80 r6:83018000 r5:85f43f8c r4:849ca080 ** 5 printk messages dropped ** [ 1325.881833][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.882146][ T32] r4:849c2780 ** 5 printk messages dropped ** [ 1325.882920][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1325.883220][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.883490][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.883789][ T32] r5:85f5fb8c r4:85f5f800 ** 4 printk messages dropped ** [ 1325.884014][ T32] r4:84819500 ** 4 printk messages dropped ** [ 1325.884228][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 4 printk messages dropped ** [ 1325.884402][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1325.884613][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.885010][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1325.885514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.885555][ T32] r5:85f4478c r4:85f44400 [ 1325.885576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.885622][ T32] r7:dddced80 r6:83018000 r5:85f4478c r4:849ca000 [ 1325.885652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.885701][ T32] r10:61c88647 r9:84ad8000 r8:849ca02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.885724][ T32] r4:849ca000 [ 1325.885822][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.885893][ T32] r10:00000000 r9:849ca000 r8:80287e08 r7:dfce5e60 r6:849ca100 r5:84ad8000 [ 1325.885949][ T32] r4:00000001 [ 1325.885983][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.886023][ T32] Exception stack(0xdfce1fb0 to 0xdfce1ff8) [ 1325.886075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.886134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.886164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.886193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.886215][ T32] r4:849c2780 [ 1325.886476][ T32] INFO: task kworker/0:69:3313 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.886512][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.886581][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.886651][ T32] Call trace: [ 1325.886693][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.886743][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.886766][ T32] r4:00000000 [ 1325.886790][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.886855][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.886897][ T32] 1d20: bf1e9000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.886931][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.886958][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.886982][ T32] r5:800b0113 r4:80239bb0 [ 1325.887003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.887045][ T32] r4:82ac21e4 [ 1325.887065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.887131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.887179][ T32] r4:e0531dc0 [ 1325.887210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.887256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.887279][ T32] r4:00000000 [ 1325.887298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.887342][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.887363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.887405][ T32] r5:00001000 r4:edb79000 [ 1325.887425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.887463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.887504][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.887523][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.887567][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.887588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.887654][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.887680][ T32] r4:84819500 [ 1325.887701][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.887756][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.887787][ T32] r4:00000001 [ 1325.887808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.887844][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.887870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.887899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.887946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.887978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.888023][ T32] r4:8444f300 [ 1325.888048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.888072][ T32] INFO: task kworker/0:70:3315 blocked for more than 452 seconds. ** 1 printk messages dropped ** [ 1325.888136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.896738][ T32] r5:84ad8c00 r4:8291a680 ** 5 printk messages dropped ** [ 1325.896954][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1325.897364][ T32] r5:85f4438c r4:85f44000 ** 3 printk messages dropped ** [ 1325.897557][ T32] r10:61c88647 r9:84ad8c00 r8:849ca22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.897961][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.912077][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1325.912399][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.912618][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.912772][ T32] r5:00001000 r4:edb79000 ** 5 printk messages dropped ** [ 1325.912998][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.913291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.913665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.914065][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.914488][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.914668][ T32] r5:85f44b8c r4:85f44800 ** 3 printk messages dropped ** [ 1325.914856][ T32] r10:61c88647 r9:84ad9800 r8:849ca3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.914880][ T32] r4:849ca380 [ 1325.914898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.914942][ T32] r10:00000000 r9:849ca380 r8:80287e08 r7:dfce1e60 r6:849ca280 r5:84ad9800 [ 1325.914963][ T32] r4:00000001 [ 1325.914981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.915015][ T32] Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) [ 1325.915064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.915109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.915139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.915189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.915215][ T32] r4:849c2b00 [ 1325.915532][ T32] INFO: task kworker/0:71:3317 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.915589][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.915698][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.915786][ T32] Call trace: [ 1325.915841][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.915895][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.915918][ T32] r4:00000000 [ 1325.915938][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.915977][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1325.916005][ T32] 1d20: bf6d5000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1325.916035][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1325.916060][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1325.916083][ T32] r5:800b0113 r4:80239bb0 [ 1325.916102][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.916142][ T32] r4:82ac21e4 [ 1325.916161][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.916202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.916234][ T32] r4:e0531dc0 [ 1325.916278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.916322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.916345][ T32] r4:00000000 [ 1325.916364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.916408][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.916429][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.916492][ T32] r5:00001000 r4:edb79000 [ 1325.916516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.916555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.916624][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.916646][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.916713][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.916739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.916792][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.916861][ T32] r4:84819500 [ 1325.916884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.916952][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.916999][ T32] r4:00000001 [ 1325.917045][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.917084][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.917111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.917138][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.917183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.917215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.917237][ T32] r4:8444f300 [ 1325.917258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.917418][ T32] INFO: task kworker/0:154:3666 blocked for more than 452 seconds. [ 1325.917455][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.917479][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.917536][ T32] task:kworker/0:154 state:D stack:0 pid:3666 tgid:3666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.917587][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.917668][ T32] Call trace: [ 1325.917703][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1325.917783][ T32] r4:84521800 ** 5 printk messages dropped ** [ 1325.918030][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.918308][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.929717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.929760][ T32] r5:84b83f8c r4:84b83c00 ** 1 printk messages dropped ** [ 1325.929891][ T32] r7:dddced80 r6:83018000 r5:84b83f8c r4:84790f00 ** 2 printk messages dropped ** [ 1325.929987][ T32] r4:84790f00 ** 6 printk messages dropped ** [ 1325.930235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.931117][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 10 printk messages dropped ** [ 1325.931514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1325.931537][ T32] r4:e0531dc0 [ 1325.931557][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.931621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1325.931648][ T32] r4:00000000 [ 1325.931668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.931715][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1325.931758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.931832][ T32] r5:00001000 r4:edb79000 [ 1325.931856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.931896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.931937][ T32] r5:85f5fb8c r4:85f5f800 [ 1325.931956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.932045][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1325.932070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.932118][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.932165][ T32] r4:84819500 [ 1325.932188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.932245][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.932285][ T32] r4:00000001 [ 1325.932307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.932343][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.932369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.932397][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.932422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.932450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.932505][ T32] r4:8444f300 [ 1325.932531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.932641][ T32] INFO: task kworker/0:157:3737 blocked for more than 452 seconds. [ 1325.932697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.932726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.932748][ T32] task:kworker/0:157 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.932810][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.932908][ T32] Call trace: [ 1325.932942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.932989][ T32] r10:8291a684 r9:e0561d84 r8:00000002 r7:60000113 r6:e0561d8c r5:84843c00 [ 1325.933023][ T32] r4:84843c00 [ 1325.933047][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.933112][ T32] r5:84843c00 r4:8291a680 [ 1325.933135][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.933174][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.933266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 [ 1325.933293][ T32] r4:00000000 [ 1325.933335][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.933419][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.933488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1325.933587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1325.933850][ T32] r5:84b83b8c r4:84b83800 [ 1325.933891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1325.934045][ T32] r10:61c88647 r9:84843c00 r8:848194ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1325.934237][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) ** 6 printk messages dropped ** [ 1325.934703][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1325.935268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1325.935612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1325.936141][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1325.936392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.936588][ T32] task:kworker/1:157 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.936659][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.936738][ T32] Call trace: [ 1325.936792][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.936865][ T32] r10:8291a684 r9:e057dd84 r8:00000002 r7:60000113 r6:e057dd8c r5:84846c00 [ 1325.936913][ T32] r4:84846c00 [ 1325.936937][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.936981][ T32] r5:84846c00 r4:8291a680 [ 1325.937001][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.937055][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.937100][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e057de08 [ 1325.937123][ T32] r4:00000000 [ 1325.937164][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.937224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.937261][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.937301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9000 [ 1325.937323][ T32] r4:00000000 [ 1325.937365][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.937412][ T32] r9:83018205 r8:84846c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1325.937455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.937509][ T32] r5:00001000 r4:dfd2f000 [ 1325.937552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.937594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.937635][ T32] r5:84be8b8c r4:84be8800 [ 1325.937679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.937749][ T32] r7:ddde2d80 r6:83018200 r5:84be8b8c r4:848ec180 [ 1325.937791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.937864][ T32] r10:61c88647 r9:84846c00 r8:848ec1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.937890][ T32] r4:848ec180 [ 1325.937951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.937999][ T32] r10:00000000 r9:848ec180 r8:80287e08 r7:e0575e60 r6:84819700 r5:84846c00 [ 1325.938022][ T32] r4:00000001 [ 1325.938041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.938097][ T32] Exception stack(0xe057dfb0 to 0xe057dff8) [ 1325.938127][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.938154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.938213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.968506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.968590][ T32] r4:849b9d40 [ 1325.969054][ T32] INFO: task kworker/1:157:3742 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1325.969098][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.969220][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.969354][ T32] Call trace: [ 1325.969413][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1325.969492][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1325.969520][ T32] r4:00000000 [ 1325.969541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1325.969639][ T32] 1d20: c0187000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1325.970076][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.970380][ T32] r5:85f5fb8c r4:85f5f800 ** 3 printk messages dropped ** [ 1325.970569][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1325.970596][ T32] r4:84819500 [ 1325.970616][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.970688][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1325.970714][ T32] r4:00000001 [ 1325.970734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.970769][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1325.970859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.970903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.970933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.970982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1325.971008][ T32] r4:8444f300 [ 1325.971031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.971067][ T32] INFO: task kworker/1:159:3745 blocked for more than 452 seconds. [ 1325.971100][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1325.971124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.971145][ T32] task:kworker/1:159 state:D stack:0 pid:3745 tgid:3745 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.971215][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.971263][ T32] Call trace: [ 1325.971320][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1325.971368][ T32] r10:8291a684 r9:e058dd84 r8:00000002 r7:60000113 r6:e058dd8c r5:842a6c00 [ 1325.971411][ T32] r4:842a6c00 [ 1325.971455][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1325.971500][ T32] r5:842a6c00 r4:8291a680 [ 1325.971521][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.971559][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.971621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 1325.971646][ T32] r4:00000000 [ 1325.971665][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1325.971725][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1325.971762][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1325.971808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9740 [ 1325.971830][ T32] r4:00000000 [ 1325.971850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1325.971893][ T32] r9:83018205 r8:842a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1325.971924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1325.971970][ T32] r5:00001000 r4:dfd15000 [ 1325.971999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1325.972041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.972083][ T32] r5:84be878c r4:84be8400 [ 1325.972102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1325.972159][ T32] r7:ddde2d80 r6:83018200 r5:84be878c r4:848ec280 [ 1325.972198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1325.972248][ T32] r10:61c88647 r9:842a6c00 r8:848ec2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.972270][ T32] r4:848ec280 [ 1325.972345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1325.972414][ T32] r10:00000000 r9:848ec280 r8:80287e08 r7:e057de60 r6:84819800 r5:842a6c00 ** 5 printk messages dropped ** [ 1325.972643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.973193][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.973345][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 6 printk messages dropped ** [ 1325.973606][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1325.974102][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 4 printk messages dropped ** [ 1325.974302][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1325.974532][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1325.974669][ T32] task:kworker/1:160 state:D stack:0 pid:3747 tgid:3747 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.975067][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.975447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.975668][ T32] r5:84be938c r4:84be9000 ** 3 printk messages dropped ** [ 1325.975864][ T32] r10:61c88647 r9:84842400 r8:848ec32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.976315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.976947][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1325.977263][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1325.977530][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.977868][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1325.978090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1326.000677][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1326.000887][ T32] task:kworker/1:161 state:D stack:0 pid:3749 tgid:3749 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1326.001372][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.001764][ T32] r5:00001000 r4:dfd4f000 ** 2 printk messages dropped ** [ 1326.001914][ T32] r5:84be8f8c r4:84be8c00 ** 3 printk messages dropped ** [ 1326.002070][ T32] r10:61c88647 r9:84528000 r8:848ec3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.002362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.002479][ T32] r4:848e9100 [ 1326.002926][ T32] INFO: task kworker/1:161:3749 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.002976][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.003063][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.003108][ T32] Call trace: [ 1326.003150][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.003202][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.003226][ T32] r4:00000000 [ 1326.003245][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.003284][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.003322][ T32] 1d20: c0586000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.003375][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.003404][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.003427][ T32] r5:800b0113 r4:80239bb0 [ 1326.003467][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.003533][ T32] r4:82ac21e4 [ 1326.003556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.003598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.003621][ T32] r4:e0531dc0 [ 1326.003665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.003711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.003754][ T32] r4:00000000 [ 1326.003790][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.003839][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.003870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.003915][ T32] r5:00001000 r4:edb79000 [ 1326.003934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.003972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.004012][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.004033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.004077][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.004099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.004172][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.004197][ T32] r4:84819500 [ 1326.004227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.004355][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.004393][ T32] r4:00000001 [ 1326.004437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.004516][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.004570][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.004602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.004628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.004669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.004694][ T32] r4:8444f300 [ 1326.004722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.004793][ T32] INFO: task kworker/1:162:3751 blocked for more than 452 seconds. [ 1326.004826][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.004850][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.004881][ T32] task:kworker/1:162 state:D stack:0 pid:3751 tgid:3751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.004949][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.005050][ T32] Call trace: [ 1326.005106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.005174][ T32] r10:8291a684 r9:e05d5d84 r8:00000002 r7:60000113 r6:e05d5d8c r5:84529800 [ 1326.005200][ T32] r4:84529800 ** 3 printk messages dropped ** [ 1326.005334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.005713][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.005895][ T32] r5:84be978c r4:84be9400 [ 1326.005918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.006142][ T32] r4:848ec480 ** 4 printk messages dropped ** [ 1326.006387][ T32] Exception stack(0xe05d5fb0 to 0xe05d5ff8) ** 7 printk messages dropped ** [ 1326.007011][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.007317][ T32] 1d20: c0586000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1326.007652][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.007977][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1326.008256][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1326.031943][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.032770][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.033058][ T32] r5:8452a400 r4:8291a680 ** 6 printk messages dropped ** [ 1326.033409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.033745][ T32] r5:00001000 r4:dff37000 ** 2 printk messages dropped ** [ 1326.033860][ T32] r5:84b8378c r4:84b83400 ** 3 printk messages dropped ** [ 1326.034018][ T32] r10:61c88647 r9:8452a400 r8:848ec42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1326.034251][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.035194][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 7 printk messages dropped ** [ 1326.035609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1326.036289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.036657][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.036695][ T32] r4:00000001 [ 1326.036715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.036821][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.036887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.036919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.036946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.037004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.037051][ T32] r4:8444f300 [ 1326.037112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.037169][ T32] INFO: task kworker/1:164:3757 blocked for more than 452 seconds. [ 1326.037206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.037249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.037274][ T32] task:kworker/1:164 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.037319][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.037360][ T32] Call trace: [ 1326.037412][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.037462][ T32] r10:8291a684 r9:e05e5d84 r8:00000002 r7:60000113 r6:e05e5d8c r5:8452bc00 [ 1326.037497][ T32] r4:8452bc00 [ 1326.037625][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.037698][ T32] r5:8452bc00 r4:8291a680 [ 1326.037723][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.037769][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.037829][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05e5e08 [ 1326.037863][ T32] r4:00000000 [ 1326.037883][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.037920][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.037955][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.037995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9900 [ 1326.038017][ T32] r4:00000000 [ 1326.038036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.038137][ T32] r9:83018205 r8:8452bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1326.038205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.049201][ T32] r5:00001000 r4:e009d000 [ 1326.049249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.049313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.049358][ T32] r5:84bea38c r4:84bea000 [ 1326.049396][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.049527][ T32] r7:ddde2d80 r6:83018200 r5:84bea38c r4:848ec500 [ 1326.049554][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.049606][ T32] r10:61c88647 r9:8452bc00 r8:848ec52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.049630][ T32] r4:848ec500 [ 1326.049651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.049697][ T32] r10:00000000 r9:848ec500 r8:80287e08 r7:e05d5e60 r6:84819b80 r5:8452bc00 [ 1326.049744][ T32] r4:00000001 [ 1326.049769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.049808][ T32] Exception stack(0xe05e5fb0 to 0xe05e5ff8) [ 1326.049840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.049868][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.049894][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.049950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.050002][ T32] r4:848e94c0 [ 1326.050435][ T32] INFO: task kworker/1:164:3757 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.050476][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.050587][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.050697][ T32] Call trace: [ 1326.050729][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.050782][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.050807][ T32] r4:00000000 [ 1326.050848][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.050890][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.050945][ T32] 1d20: c08d7000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.050980][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.051048][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.051090][ T32] r5:800b0113 r4:80239bb0 [ 1326.051115][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.051158][ T32] r4:82ac21e4 [ 1326.051180][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.051223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.051246][ T32] r4:e0531dc0 [ 1326.051265][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.051342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.051426][ T32] r4:00000000 [ 1326.051451][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.051506][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.051531][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.051574][ T32] r5:00001000 r4:edb79000 [ 1326.051594][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.051634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.051806][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 4 printk messages dropped ** [ 1326.051998][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 8 printk messages dropped ** [ 1326.052577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1326.052885][ T32] r4:8452b000 ** 3 printk messages dropped ** [ 1326.053111][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.053160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f1e08 [ 1326.053238][ T32] r4:00000000 [ 1326.053299][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.053339][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.053373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.053419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9580 [ 1326.053497][ T32] r4:00000000 [ 1326.053556][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.053605][ T32] r9:83018205 r8:8452b000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1326.053680][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.053726][ T32] r5:00001000 r4:dff8d000 [ 1326.053747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.053800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.053850][ T32] r5:84be9b8c r4:84be9800 [ 1326.053871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.053943][ T32] r7:ddde2d80 r6:83018200 r5:84be9b8c r4:848ec580 [ 1326.053967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.054016][ T32] r10:61c88647 r9:8452b000 r8:848ec5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.054040][ T32] r4:848ec580 [ 1326.054076][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.054153][ T32] r10:00000000 r9:848ec580 r8:80287e08 r7:e05e5e60 r6:84819c00 r5:8452b000 [ 1326.054209][ T32] r4:00000001 [ 1326.054247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.054288][ T32] Exception stack(0xe05f1fb0 to 0xe05f1ff8) [ 1326.054344][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.054376][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.054403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.054431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.054453][ T32] r4:848e95c0 [ 1326.054714][ T32] INFO: task kworker/1:165:3759 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.054803][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.054898][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.055024][ T32] Call trace: [ 1326.055067][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.055137][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.055166][ T32] r4:00000000 [ 1326.055186][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.055226][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.055253][ T32] 1d20: c08d7000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.055282][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.055328][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.055451][ T32] r5:800b0113 r4:80239bb0 [ 1326.055494][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.055546][ T32] r4:82ac21e4 [ 1326.055593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.055639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.055663][ T32] r4:e0531dc0 [ 1326.055682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.055723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.055745][ T32] r4:00000000 [ 1326.055765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.055811][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.055834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.055876][ T32] r5:00001000 r4:edb79000 [ 1326.055922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.055966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.056009][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.056029][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.056075][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.056108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.056156][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1326.056272][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 10 printk messages dropped ** [ 1326.056800][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.057030][ T32] r4:84bb3000 ** 5 printk messages dropped ** [ 1326.057318][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.057553][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.057789][ T32] r5:00001000 r4:e0093000 ** 2 printk messages dropped ** [ 1326.057922][ T32] r5:84be9f8c r4:84be9c00 [ 1326.057942][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.058052][ T32] r10:61c88647 r9:84bb3000 r8:848ec62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.084962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.085904][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 7 printk messages dropped ** [ 1326.086219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1326.086630][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1326.087000][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.087023][ T32] r4:84819500 [ 1326.087042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.087092][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.087115][ T32] r4:00000001 [ 1326.087135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.087223][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.087254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.087282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.087308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.087336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.087372][ T32] r4:8444f300 [ 1326.087396][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.087424][ T32] INFO: task kworker/0:158:3763 blocked for more than 452 seconds. [ 1326.087459][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.087484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.087532][ T32] task:kworker/0:158 state:D stack:0 pid:3763 tgid:3763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.087583][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.087727][ T32] Call trace: [ 1326.087825][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.087877][ T32] r10:8291a684 r9:e05f5d84 r8:00000002 r7:60000113 r6:e05f5d8c r5:8452c800 [ 1326.087925][ T32] r4:8452c800 [ 1326.087952][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.088080][ T32] r5:8452c800 r4:8291a680 [ 1326.088117][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.088162][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.101351][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1326.101484][ T32] r4:00000000 [ 1326.101518][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.101579][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.101619][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.101727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481b8c0 [ 1326.101755][ T32] r4:00000000 [ 1326.101829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.101884][ T32] r9:83018005 r8:8452c800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1326.101907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.102030][ T32] r5:00001000 r4:dff19000 [ 1326.102056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.102159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.102210][ T32] r5:84185b8c r4:84185800 [ 1326.102231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.102443][ T32] r10:61c88647 r9:8452c800 r8:84819aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.102772][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.103466][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.103571][ T32] Call trace: [ 1326.103604][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.103656][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.103681][ T32] r4:00000000 [ 1326.103702][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.103741][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.103770][ T32] 1d20: c0f51000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.103798][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.103824][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.103848][ T32] r5:800b0113 r4:80239bb0 [ 1326.103868][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.103909][ T32] r4:82ac21e4 [ 1326.103929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.103970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.103991][ T32] r4:e0531dc0 [ 1326.104037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.104141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.104169][ T32] r4:00000000 [ 1326.104190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.104291][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.104317][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.104362][ T32] r5:00001000 r4:edb79000 [ 1326.104382][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.104449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.104496][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.104516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.104562][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.104583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.104641][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.104680][ T32] r4:84819500 [ 1326.104703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.104751][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.104774][ T32] r4:00000001 [ 1326.104793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.104860][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.104890][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.104949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.105006][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.105038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.105062][ T32] r4:8444f300 [ 1326.105101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.105135][ T32] INFO: task kworker/1:167:3765 blocked for more than 452 seconds. [ 1326.105170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.105195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.105218][ T32] task:kworker/1:167 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.105299][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.105382][ T32] Call trace: [ 1326.105414][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.105473][ T32] r10:8291a684 r9:e05fdd84 r8:00000002 r7:60000113 r6:e05fdd8c r5:8452d400 [ 1326.105525][ T32] r4:8452d400 [ 1326.105551][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.105596][ T32] r5:8452d400 r4:8291a680 [ 1326.105672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.105743][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.105790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05fde08 ** 3 printk messages dropped ** [ 1326.105936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.106309][ T32] r5:84beaf8c r4:84beac00 [ 1326.106329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.106374][ T32] r7:ddde2d80 r6:83018200 r5:84beaf8c r4:848ec680 ** 2 printk messages dropped ** [ 1326.106464][ T32] r4:848ec680 ** 6 printk messages dropped ** [ 1326.106749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.107515][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1326.107864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1326.125698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.126294][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 5 printk messages dropped ** [ 1326.126454][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1326.127050][ T32] r10:8291a684 r9:e0601d84 r8:00000002 r7:60000113 r6:e0601d8c r5:8452ec00 ** 8 printk messages dropped ** [ 1326.127459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.127805][ T32] r5:84bef78c r4:84bef400 [ 1326.127827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.128068][ T32] r10:00000000 r9:84819c80 r8:80287e08 r7:e05f5e60 r6:84819d80 r5:8452ec00 ** 9 printk messages dropped ** [ 1326.141633][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.142213][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1326.142521][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.142704][ T32] r5:00001000 r4:edb79000 [ 1326.142756][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.142829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.142879][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.142900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.142967][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.143075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.143137][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.143162][ T32] r4:84819500 [ 1326.143207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.143258][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.143282][ T32] r4:00000001 [ 1326.143301][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.143336][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.143388][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.143420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.143448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.143493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.143519][ T32] r4:8444f300 [ 1326.143540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.143567][ T32] INFO: task kworker/1:168:3768 blocked for more than 452 seconds. [ 1326.143600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.143654][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.143703][ T32] task:kworker/1:168 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.143844][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.143931][ T32] Call trace: [ 1326.143962][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.144011][ T32] r10:8291a684 r9:e0605d84 r8:00000002 r7:60000013 r6:e0605d8c r5:8452e000 [ 1326.144034][ T32] r4:8452e000 [ 1326.144053][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.144114][ T32] r5:8452e000 r4:8291a680 [ 1326.144138][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.144204][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.144250][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 [ 1326.144272][ T32] r4:00000000 [ 1326.144291][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.144361][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.144400][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.144441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848e9a80 [ 1326.144464][ T32] r4:00000000 [ 1326.144483][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.144526][ T32] r9:83018205 r8:8452e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1326.144601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.144647][ T32] r5:00001000 r4:e00af000 [ 1326.144667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.144728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.144773][ T32] r5:84bea78c r4:84bea400 [ 1326.144793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.144864][ T32] r7:ddde2d80 r6:83018200 r5:84bea78c r4:848ec780 [ 1326.144888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.144938][ T32] r10:61c88647 r9:8452e000 r8:848ec7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.144975][ T32] r4:848ec780 [ 1326.145009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.145057][ T32] r10:00000000 r9:848ec780 r8:80287e08 r7:e05fde60 r6:84819e00 r5:8452e000 [ 1326.145083][ T32] r4:00000001 [ 1326.145128][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.145219][ T32] Exception stack(0xe0605fb0 to 0xe0605ff8) [ 1326.145311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.145370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.145401][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.145855][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.146110][ T32] 1d20: c137f000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1326.146610][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.146927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.147324][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.147569][ T32] r4:8444f300 ** 3 printk messages dropped ** [ 1326.147735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.163013][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1326.163483][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.163794][ T32] r5:84beab8c r4:84bea800 ** 1 printk messages dropped ** [ 1326.163945][ T32] r7:ddde2d80 r6:83018200 r5:84beab8c r4:848ec880 ** 4 printk messages dropped ** [ 1326.164235][ T32] r10:00000000 r9:848ec880 r8:80287e08 r7:e05fde60 r6:84819e80 r5:84528c00 ** 9 printk messages dropped ** [ 1326.165040][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.165644][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.165674][ T32] 1d20: c14c5000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.165739][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.165768][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.165832][ T32] r5:800b0113 r4:80239bb0 [ 1326.165889][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.166012][ T32] r4:82ac21e4 [ 1326.166037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.166087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.166112][ T32] r4:e0531dc0 [ 1326.166158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.166206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.166229][ T32] r4:00000000 [ 1326.166306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.166370][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.166398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.166443][ T32] r5:00001000 r4:edb79000 [ 1326.166465][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.166535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.166582][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.166657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.166716][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.166766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.166835][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.166892][ T32] r4:84819500 [ 1326.166916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.167046][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.167074][ T32] r4:00000001 [ 1326.167129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.167169][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.167198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.167227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.167255][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.167298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.167328][ T32] r4:8444f300 [ 1326.167350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.167377][ T32] INFO: task kworker/1:170:3772 blocked for more than 452 seconds. [ 1326.167411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.167436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.167457][ T32] task:kworker/1:170 state:D stack:0 pid:3772 tgid:3772 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.167801][ T32] r4:84846000 ** 3 printk messages dropped ** [ 1326.168021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1326.184879][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1326.184979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.185060][ T32] r5:00001000 r4:e00f7000 [ 1326.185116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.185176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.185225][ T32] r5:84beb38c r4:84beb000 [ 1326.185248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.185296][ T32] r7:ddde2d80 r6:83018200 r5:84beb38c r4:848ec800 [ 1326.185317][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.185365][ T32] r10:61c88647 r9:84846000 r8:848ec82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.185415][ T32] r4:848ec800 [ 1326.185446][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.185497][ T32] r10:00000000 r9:848ec800 r8:80287e08 r7:e05fde60 r6:84819f00 r5:84846000 [ 1326.185521][ T32] r4:00000001 [ 1326.185541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.185605][ T32] Exception stack(0xe060dfb0 to 0xe060dff8) [ 1326.185641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.185672][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.185713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.185746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.185771][ T32] r4:848e9b80 [ 1326.186211][ T32] INFO: task kworker/1:170:3772 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.186287][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.186497][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.186620][ T32] Call trace: [ 1326.186658][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.186713][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.186739][ T32] r4:00000000 [ 1326.186790][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.186847][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.186879][ T32] 1d20: c17f2000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.186910][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.186936][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.186974][ T32] r5:800b0113 r4:80239bb0 [ 1326.187001][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.187044][ T32] r4:82ac21e4 [ 1326.187083][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.187130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.187155][ T32] r4:e0531dc0 [ 1326.187188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.187233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.187256][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.187348][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 8 printk messages dropped ** [ 1326.187813][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.188327][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.199428][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.199685][ T32] r4:84850000 ** 5 printk messages dropped ** [ 1326.200147][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1326.200270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.200749][ T32] r5:84bebb8c r4:84beb800 [ 1326.200774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.201049][ T32] r10:00000000 r9:848ec900 r8:80287e08 r7:e060de60 r6:84819f80 r5:84850000 ** 7 printk messages dropped ** [ 1326.201692][ T32] r4:848e9f40 ** 4 printk messages dropped ** [ 1326.202720][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1326.202987][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1326.203710][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.204025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.204372][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1326.204810][ T32] INFO: task kworker/1:172:3776 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1326.205142][ T32] r4:84850c00 ** 5 printk messages dropped ** [ 1326.205324][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.205609][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.206088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.206251][ T32] r7:ddde2d80 r6:83018200 r5:84beb78c r4:848eca00 ** 7 printk messages dropped ** [ 1326.206831][ T32] Exception stack(0xe0615fb0 to 0xe0615ff8) ** 6 printk messages dropped ** [ 1326.207462][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.237537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1326.237745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.237775][ T32] r4:e0531dc0 [ 1326.237824][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.237906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.237933][ T32] r4:00000000 [ 1326.237954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.238013][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.238037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.238120][ T32] r5:00001000 r4:edb79000 [ 1326.238145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.238217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.240809][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.240847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.240914][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.240948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.240997][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.241020][ T32] r4:84819500 [ 1326.241040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.241094][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.241127][ T32] r4:00000001 [ 1326.241149][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.241199][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.241228][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.241291][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.241325][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.241368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.241394][ T32] r4:8444f300 [ 1326.241421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.241465][ T32] INFO: task kworker/1:173:3778 blocked for more than 452 seconds. [ 1326.241500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.241553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.241599][ T32] task:kworker/1:173 state:D stack:0 pid:3778 tgid:3778 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.241665][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.241763][ T32] Call trace: [ 1326.241896][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.241956][ T32] r10:8291a684 r9:e0619d84 r8:00000002 r7:60000013 r6:e0619d8c r5:84851800 [ 1326.242039][ T32] r4:84851800 [ 1326.242082][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.242218][ T32] r5:84851800 r4:8291a680 [ 1326.242244][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.242311][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.242400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 [ 1326.242652][ T32] r4:00000000 [ 1326.242687][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.242726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.242765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.242850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e3040 [ 1326.242885][ T32] r4:00000000 [ 1326.242908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.242954][ T32] r9:83018205 r8:84851800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1326.243048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.243100][ T32] r5:00001000 r4:e042c000 [ 1326.243149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.243212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.243273][ T32] r5:84bebf8c r4:84bebc00 [ 1326.243297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.243344][ T32] r7:ddde2d80 r6:83018200 r5:84bebf8c r4:848eca80 [ 1326.243365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.243458][ T32] r10:61c88647 r9:84851800 r8:848ecaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.243493][ T32] r4:848eca80 [ 1326.243513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.243558][ T32] r10:00000000 r9:848eca80 r8:80287e08 r7:e0611e60 r6:849e4080 r5:84851800 [ 1326.243580][ T32] r4:00000001 [ 1326.243599][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.243635][ T32] Exception stack(0xe0619fb0 to 0xe0619ff8) [ 1326.243661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.243690][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.243776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.243810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.243918][ T32] r4:8444ff40 [ 1326.244415][ T32] INFO: task kworker/1:173:3778 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.244479][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.244547][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.244633][ T32] Call trace: [ 1326.244669][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1326.244786][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.244960][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 9 printk messages dropped ** [ 1326.245328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1326.245903][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1326.246345][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.246883][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.247161][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.247512][ T32] r9:83018205 r8:84852400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 4 printk messages dropped ** [ 1326.247748][ T32] r5:84bec38c r4:84bec000 ** 3 printk messages dropped ** [ 1326.247943][ T32] r10:61c88647 r9:84852400 r8:848ecb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.267104][ T32] r4:849e3100 ** 2 printk messages dropped ** [ 1326.267672][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.268168][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 9 printk messages dropped ** [ 1326.274562][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.274782][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1326.275125][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1326.275463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.275919][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.276168][ T32] r4:84853000 [ 1326.276188][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.276283][ T32] r5:84853000 r4:8291a680 [ 1326.276310][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.276351][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.276392][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 [ 1326.276415][ T32] r4:00000000 [ 1326.276434][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.276468][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.276501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.276542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e3380 [ 1326.276565][ T32] r4:00000000 [ 1326.276584][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.276655][ T32] r9:83018205 r8:84853000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1326.276708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.276759][ T32] r5:00001000 r4:e0449000 [ 1326.276781][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.276822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.276864][ T32] r5:84bec78c r4:84bec400 [ 1326.276910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.276959][ T32] r7:ddde2d80 r6:83018200 r5:84bec78c r4:848ecb80 [ 1326.276980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.277026][ T32] r10:61c88647 r9:84853000 r8:848ecbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.277068][ T32] r4:848ecb80 [ 1326.277097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.277142][ T32] r10:00000000 r9:848ecb80 r8:80287e08 r7:e061de60 r6:849e4180 r5:84853000 [ 1326.277219][ T32] r4:00000001 [ 1326.277270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.277311][ T32] Exception stack(0xe0621fb0 to 0xe0621ff8) [ 1326.277419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.277451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.277478][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.277507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.277531][ T32] r4:849e31c0 [ 1326.278059][ T32] INFO: task kworker/1:175:3782 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.278109][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.278201][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.291841][ T32] Call trace: [ 1326.291943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.292011][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.292036][ T32] r4:00000000 [ 1326.292056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.292098][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.292130][ T32] 1d20: c241d000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.292159][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.292184][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.292234][ T32] r5:800b0113 r4:80239bb0 [ 1326.292316][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.292362][ T32] r4:82ac21e4 [ 1326.292389][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.292448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.292517][ T32] r4:e0531dc0 [ 1326.292542][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.292613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.292640][ T32] r4:00000000 [ 1326.292675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.292775][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.292803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.292877][ T32] r5:00001000 r4:edb79000 [ 1326.292901][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.292943][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.292987][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.293056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.293136][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.293161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.293208][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.293230][ T32] r4:84819500 [ 1326.293249][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.293293][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.293314][ T32] r4:00000001 [ 1326.293356][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.293476][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 4 printk messages dropped ** [ 1326.293719][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1326.293953][ T32] task:kworker/1:176 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.294443][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.294745][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.295047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.295315][ T32] r10:61c88647 r9:84853c00 r8:848ecc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.295603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.296426][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1326.296781][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1326.296946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1326.297398][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.297791][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.298030][ T32] task:kworker/1:177 state:D stack:0 pid:3787 tgid:3787 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.325889][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.326414][ T32] r5:84becf8c r4:84becc00 [ 1326.326439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.326558][ T32] r10:61c88647 r9:84856000 r8:848eccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.326582][ T32] r4:848ecc80 [ 1326.326601][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.326645][ T32] r10:00000000 r9:848ecc80 r8:80287e08 r7:e0625e60 r6:849e4280 r5:84856000 [ 1326.326668][ T32] r4:00000001 [ 1326.326687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.326724][ T32] Exception stack(0xe047dfb0 to 0xe047dff8) [ 1326.326761][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.326829][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.326863][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.326892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.326941][ T32] r4:849e3440 [ 1326.327401][ T32] INFO: task kworker/1:177:3787 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.327443][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.327567][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.327693][ T32] Call trace: [ 1326.327769][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.327873][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.327927][ T32] r4:00000000 [ 1326.327971][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.328058][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.328120][ T32] 1d20: c2850000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.328185][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.328275][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.333266][ T32] r5:800b0113 r4:80239bb0 [ 1326.333305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.333364][ T32] r4:82ac21e4 [ 1326.333386][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.333476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.333539][ T32] r4:e0531dc0 [ 1326.333566][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.333639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.333667][ T32] r4:00000000 [ 1326.333718][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.333822][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.333880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.333959][ T32] r5:00001000 r4:edb79000 [ 1326.333983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.334024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.334066][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.334086][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.334132][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.334199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.334281][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.334307][ T32] r4:84819500 [ 1326.334336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.334397][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.334425][ T32] r4:00000001 [ 1326.334445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.334482][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.334513][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.334569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.334600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.334655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.334682][ T32] r4:8444f300 [ 1326.334737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.334777][ T32] INFO: task kworker/1:178:3788 blocked for more than 452 seconds. [ 1326.334812][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.334884][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.334911][ T32] task:kworker/1:178 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.334967][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.335011][ T32] Call trace: [ 1326.335043][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.335094][ T32] r10:8291a684 r9:e05edd84 r8:00000002 r7:60000013 r6:e05edd8c r5:84bb3c00 [ 1326.335117][ T32] r4:84bb3c00 ** 3 printk messages dropped ** [ 1326.335330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.335798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.336110][ T32] r5:84bed38c r4:84bed000 ** 1 printk messages dropped ** [ 1326.336196][ T32] r7:ddde2d80 r6:83018200 r5:84bed38c r4:848ec700 ** 4 printk messages dropped ** [ 1326.336348][ T32] r10:00000000 r9:848ec700 r8:80287e08 r7:e047de60 r6:848ecd00 r5:84bb3c00 ** 10 printk messages dropped ** [ 1326.337310][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.337602][ T32] 1d20: c2850000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1326.337955][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.338135][ T32] r5:00001000 r4:edb79000 ** 7 printk messages dropped ** [ 1326.350632][ T32] r4:84819500 ** 4 printk messages dropped ** [ 1326.350921][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1326.351364][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1326.351789][ T32] r4:84bb5400 ** 5 printk messages dropped ** [ 1326.352041][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.352235][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.352593][ T32] r5:00001000 r4:dfaaf000 ** 2 printk messages dropped ** [ 1326.352836][ T32] r5:84bedb8c r4:84bed800 ** 3 printk messages dropped ** [ 1326.353173][ T32] r10:61c88647 r9:84bb5400 r8:848ece2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1326.353448][ T32] r4:00000001 [ 1326.353494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.353568][ T32] Exception stack(0xe0629fb0 to 0xe0629ff8) [ 1326.353640][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.353737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.353811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.353868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.353916][ T32] r4:849e3700 [ 1326.354625][ T32] INFO: task kworker/1:179:3790 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.354714][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.354916][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.355024][ T32] Call trace: [ 1326.355112][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.355209][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.355260][ T32] r4:00000000 [ 1326.355305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.355389][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.355453][ T32] 1d20: c2979000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.355529][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.355598][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.355654][ T32] r5:800b0113 r4:80239bb0 [ 1326.355714][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.355815][ T32] r4:82ac21e4 [ 1326.355860][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.355946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.355999][ T32] r4:e0531dc0 [ 1326.356062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.356160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.356215][ T32] r4:00000000 [ 1326.356327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.356430][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.356477][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.356557][ T32] r5:00001000 r4:edb79000 [ 1326.356645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.356740][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.356834][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.356877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.356967][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.357034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.357132][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.357203][ T32] r4:84819500 [ 1326.357268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.357381][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.357433][ T32] r4:00000001 [ 1326.357471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.357544][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.357616][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.357678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.357733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.357799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.357859][ T32] r4:8444f300 [ 1326.357924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.357976][ T32] INFO: task kworker/1:180:3791 blocked for more than 452 seconds. [ 1326.358033][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1326.388971][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.389909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.390719][ T32] r5:00001000 r4:dfa4f000 ** 2 printk messages dropped ** [ 1326.390966][ T32] r5:84bed78c r4:84bed400 [ 1326.391018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.391307][ T32] r4:848ec980 ** 6 printk messages dropped ** [ 1326.391800][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.393271][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.393628][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1326.394239][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.394809][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1326.395309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.395864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.396806][ T32] r10:8291a684 r9:e062dd84 r8:00000002 r7:60000113 r6:e062dd8c r5:84bb6c00 ** 7 printk messages dropped ** [ 1326.397378][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.421075][ T32] r5:84bedf8c r4:84bedc00 [ 1326.421150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.421495][ T32] r4:84794f80 ** 6 printk messages dropped ** [ 1326.421932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.423488][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 10 printk messages dropped ** [ 1326.424182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 3 printk messages dropped ** [ 1326.424447][ T32] r4:00000000 [ 1326.424497][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.424610][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.424668][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.424760][ T32] r5:00001000 r4:edb79000 [ 1326.424805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.424882][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.424961][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.425020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.425129][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.425179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.425273][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.425323][ T32] r4:84819500 [ 1326.425363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.425461][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.425513][ T32] r4:00000001 [ 1326.425559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.425633][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.425714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.425787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.425856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.425916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.425975][ T32] r4:8444f300 [ 1326.426058][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.426129][ T32] INFO: task kworker/1:182:3796 blocked for more than 452 seconds. [ 1326.426238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.426318][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.426372][ T32] task:kworker/1:182 state:D stack:0 pid:3796 tgid:3796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.426500][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.426630][ T32] Call trace: [ 1326.426732][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.426855][ T32] r10:8291a684 r9:e0635d84 r8:00000002 r7:60000113 r6:e0635d8c r5:84bb4800 [ 1326.426928][ T32] r4:84bb4800 [ 1326.426979][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.427077][ T32] r5:84bb4800 r4:8291a680 [ 1326.427122][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.427221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.427352][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1326.427457][ T32] r4:00000000 [ 1326.427511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.427602][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.427719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.427821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e3cc0 [ 1326.427886][ T32] r4:00000000 [ 1326.427938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.428043][ T32] r9:83018205 r8:84bb4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1326.428091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.428178][ T32] r5:00001000 r4:dfc55000 [ 1326.428238][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.459253][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.459509][ T32] r5:84bee38c r4:84bee000 [ 1326.459596][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.459699][ T32] r7:ddde2d80 r6:83018200 r5:84bee38c r4:84438000 [ 1326.459744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.459871][ T32] r10:61c88647 r9:84bb4800 r8:8443802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.459955][ T32] r4:84438000 [ 1326.460032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.460169][ T32] r10:00000000 r9:84438000 r8:80287e08 r7:e062de60 r6:84438080 r5:84bb4800 [ 1326.460331][ T32] r4:00000001 [ 1326.460385][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.460467][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.460531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.460625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.460689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.460753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.460916][ T32] r4:849e3a80 [ 1326.461690][ T32] INFO: task kworker/1:182:3796 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.461769][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.461931][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.462111][ T32] Call trace: [ 1326.462240][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.462380][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.462469][ T32] r4:00000000 [ 1326.462553][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.462644][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.462702][ T32] 1d20: c333b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.462793][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.462882][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.462934][ T32] r5:800b0113 r4:80239bb0 [ 1326.463048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.463201][ T32] r4:82ac21e4 [ 1326.463256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1326.463738][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.464521][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1326.465025][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 10 printk messages dropped ** [ 1326.465824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1326.466417][ T32] r10:8291a684 r9:e0639d84 r8:00000002 r7:60000113 r6:e0639d8c r5:84bb2400 ** 8 printk messages dropped ** [ 1326.467069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.467822][ T32] r5:84bee78c r4:84bee400 [ 1326.467862][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.491347][ T32] r10:00000000 r9:84438100 r8:80287e08 r7:e0635e60 r6:84438180 r5:84bb2400 ** 7 printk messages dropped ** [ 1326.491640][ T32] r4:849e3bc0 ** 2 printk messages dropped ** [ 1326.492235][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.492538][ T32] 1d20: c3680000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1326.492951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 7 printk messages dropped ** [ 1326.493281][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1326.493610][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1326.493961][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1326.494232][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.494429][ T32] r10:8291a684 r9:e0649d84 r8:00000002 r7:60000113 r6:e0649d8c r5:84854800 [ 1326.494484][ T32] r4:84854800 [ 1326.494509][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.494552][ T32] r5:84854800 r4:8291a680 [ 1326.494572][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.494871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.494921][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0649e08 [ 1326.494981][ T32] r4:00000000 [ 1326.495005][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.495041][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.495075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.495116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9900 [ 1326.495139][ T32] r4:00000000 [ 1326.495159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.495202][ T32] r9:83018205 r8:84854800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1326.495240][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.495285][ T32] r5:00001000 r4:dfda3000 [ 1326.495305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.495344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.495411][ T32] r5:84beeb8c r4:84bee800 [ 1326.495435][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.495490][ T32] r7:ddde2d80 r6:83018200 r5:84beeb8c r4:84438200 [ 1326.495511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.495557][ T32] r10:61c88647 r9:84854800 r8:8443822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.495595][ T32] r4:84438200 [ 1326.495618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.495662][ T32] r10:00000000 r9:84438200 r8:80287e08 r7:e0639e60 r6:849e4300 r5:84854800 [ 1326.495684][ T32] r4:00000001 [ 1326.495726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.495788][ T32] Exception stack(0xe0649fb0 to 0xe0649ff8) [ 1326.495818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.495870][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.495901][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.495946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.495973][ T32] r4:849b98c0 [ 1326.496225][ T32] INFO: task kworker/1:184:3802 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.496272][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.496331][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.496404][ T32] Call trace: [ 1326.496450][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.496540][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.496572][ T32] r4:00000000 [ 1326.496645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.496692][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.496721][ T32] 1d20: c3680000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.496750][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.496783][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.496808][ T32] r5:800b0113 r4:80239bb0 [ 1326.496853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.496906][ T32] r4:82ac21e4 [ 1326.496926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.496968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.497002][ T32] r4:e0531dc0 ** 2 printk messages dropped ** [ 1326.497114][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.497402][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1326.497715][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1326.498204][ T32] INFO: task kworker/1:185:3803 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.512948][ T32] r4:84855400 ** 3 printk messages dropped ** [ 1326.513109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.513549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.513716][ T32] r5:84beff8c r4:84befc00 ** 3 printk messages dropped ** [ 1326.513920][ T32] r10:61c88647 r9:84855400 r8:8443832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1326.514017][ T32] r10:00000000 r9:84438300 r8:80287e08 r7:e0649e60 r6:849e4480 r5:84855400 [ 1326.514066][ T32] r4:00000001 [ 1326.514122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.514165][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1326.514194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.514246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.514277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.514307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.514329][ T32] r4:849b98c0 [ 1326.514748][ T32] INFO: task kworker/1:185:3803 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.514793][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.514994][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.515141][ T32] Call trace: [ 1326.515190][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.515261][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.515288][ T32] r4:00000000 [ 1326.515309][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.515349][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.515378][ T32] 1d20: c384d000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.515407][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.515433][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.515497][ T32] r5:800b0113 r4:80239bb0 [ 1326.515523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.515565][ T32] r4:82ac21e4 [ 1326.515585][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.515627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.515669][ T32] r4:e0531dc0 [ 1326.515692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.515735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.515833][ T32] r4:00000000 [ 1326.515922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.515971][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.515994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.516051][ T32] r5:00001000 r4:edb79000 [ 1326.516074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.516114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.516180][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.516230][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.516300][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.516326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.516410][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.516444][ T32] r4:84819500 [ 1326.516464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.516526][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.516553][ T32] r4:00000001 [ 1326.516572][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.516658][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.516689][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.516743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.516786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.516840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.516903][ T32] r4:8444f300 [ 1326.516928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.516959][ T32] INFO: task kworker/1:186:3804 blocked for more than 453 seconds. [ 1326.516987][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.517022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.517047][ T32] task:kworker/1:186 state:D stack:0 pid:3804 tgid:3804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.517301][ T32] r4:85030000 ** 3 printk messages dropped ** [ 1326.517447][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.517891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.518082][ T32] r5:84beef8c r4:84beec00 [ 1326.518103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.537065][ T32] r10:00000000 r9:84438280 r8:80287e08 r7:e064de60 r6:849e4380 r5:85030000 ** 10 printk messages dropped ** [ 1326.538011][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.551698][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1326.551997][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.552204][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.552496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.552834][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1326.553093][ T32] r4:8444f300 ** 3 printk messages dropped ** [ 1326.553252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1326.553658][ T32] r5:85031800 r4:8291a680 ** 5 printk messages dropped ** [ 1326.554259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.554699][ T32] r5:84bef38c r4:84bef000 [ 1326.554722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.554885][ T32] r4:84438380 ** 4 printk messages dropped ** [ 1326.555061][ T32] Exception stack(0xe0659fb0 to 0xe0659ff8) [ 1326.555117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.555149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.555200][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.555234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.555257][ T32] r4:8443d280 [ 1326.555685][ T32] INFO: task kworker/1:187:3806 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.555736][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.555803][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.555848][ T32] Call trace: [ 1326.555877][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.555927][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.555949][ T32] r4:00000000 [ 1326.555970][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.556010][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.556039][ T32] 1d20: c3ead000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.556069][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.556112][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.556140][ T32] r5:800b0113 r4:80239bb0 [ 1326.556165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.556231][ T32] r4:82ac21e4 [ 1326.556256][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.556310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.556335][ T32] r4:e0531dc0 [ 1326.556356][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.556398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.556422][ T32] r4:00000000 [ 1326.556475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.556525][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.556547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.556589][ T32] r5:00001000 r4:edb79000 [ 1326.556637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.556694][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.556787][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.556812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.556865][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.556894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.556955][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.556981][ T32] r4:84819500 [ 1326.557005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.557096][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.557124][ T32] r4:00000001 [ 1326.557143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.557192][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.557221][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.557249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.557302][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.557359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.557386][ T32] r4:8444f300 [ 1326.557406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.557443][ T32] INFO: task kworker/1:188:3808 blocked for more than 453 seconds. [ 1326.557497][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.557525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.557546][ T32] task:kworker/1:188 state:D stack:0 pid:3808 tgid:3808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.557606][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.557659][ T32] Call trace: [ 1326.557742][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.557801][ T32] r10:8291a684 r9:e0661d84 r8:00000002 r7:60000113 r6:e0661d8c r5:85033000 [ 1326.557825][ T32] r4:85033000 [ 1326.557846][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.557888][ T32] r5:85033000 r4:8291a680 [ 1326.557908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.557958][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.558009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0661e08 [ 1326.558057][ T32] r4:00000000 [ 1326.558080][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.558115][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1326.566458][ T32] r9:83018205 r8:85033000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1326.566733][ T32] r5:84befb8c r4:84bef800 [ 1326.566784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.567063][ T32] r10:00000000 r9:84438480 r8:80287e08 r7:e064de60 r6:849e4500 r5:85033000 ** 10 printk messages dropped ** [ 1326.567982][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1326.578671][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.578908][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1326.579329][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.579758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.580178][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.580392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.580746][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.581129][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1326.581452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1326.581771][ T32] r5:84ba538c r4:84ba5000 ** 1 printk messages dropped ** [ 1326.581840][ T32] r7:dddced80 r6:83018000 r5:84ba538c r4:849e4680 ** 5 printk messages dropped ** [ 1326.582081][ T32] r4:00000001 [ 1326.582100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.582134][ T32] Exception stack(0xe065dfb0 to 0xe065dff8) [ 1326.582159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.582187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.582229][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.582263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.582285][ T32] r4:8481b300 [ 1326.582718][ T32] INFO: task kworker/0:160:3810 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.582758][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.582843][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.582889][ T32] Call trace: [ 1326.582918][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.582967][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.583015][ T32] r4:00000000 [ 1326.583040][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.583095][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.583127][ T32] 1d20: c413c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.583211][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.583240][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.583265][ T32] r5:800b0113 r4:80239bb0 [ 1326.583286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.583326][ T32] r4:82ac21e4 [ 1326.583394][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.583440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.583476][ T32] r4:e0531dc0 [ 1326.583500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.583542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.583565][ T32] r4:00000000 [ 1326.583652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.583702][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.583756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.583809][ T32] r5:00001000 r4:edb79000 [ 1326.583830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.583955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.584180][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.584252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.584349][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.584375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.584451][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.584517][ T32] r4:84819500 [ 1326.584544][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.584615][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.584665][ T32] r4:00000001 [ 1326.584688][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.584724][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.584756][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.584916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1326.585400][ T32] r5:85035400 r4:8291a680 ** 4 printk messages dropped ** [ 1326.585569][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1326.586014][ T32] r5:84bf4b8c r4:84bf4800 [ 1326.586045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.586092][ T32] r7:ddde2d80 r6:83018200 r5:84bf4b8c r4:84438400 ** 4 printk messages dropped ** [ 1326.586291][ T32] r10:00000000 r9:84438400 r8:80287e08 r7:e064de60 r6:849e4600 r5:85035400 [ 1326.586326][ T32] r4:00000001 [ 1326.586362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.586402][ T32] Exception stack(0xe066dfb0 to 0xe066dff8) [ 1326.586428][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.586456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.586482][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.586515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.586539][ T32] r4:8443d700 [ 1326.586795][ T32] INFO: task kworker/1:189:3813 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.586878][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.586965][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.587009][ T32] Call trace: [ 1326.587093][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.587148][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.587173][ T32] r4:00000000 [ 1326.587199][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.587264][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.587297][ T32] 1d20: c413c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.587351][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.587381][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.587406][ T32] r5:800b0113 r4:80239bb0 [ 1326.587450][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.587495][ T32] r4:82ac21e4 [ 1326.587516][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.587557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.587581][ T32] r4:e0531dc0 [ 1326.587610][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.587652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.587675][ T32] r4:00000000 [ 1326.587700][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.587747][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.587777][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.587846][ T32] r5:00001000 r4:edb79000 [ 1326.587904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.587947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.587990][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.588011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.588057][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.588078][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.588123][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.588145][ T32] r4:84819500 [ 1326.588164][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.588290][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 4 printk messages dropped ** [ 1326.609716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.610224][ T32] Call trace: ** 4 printk messages dropped ** [ 1326.610398][ T32] r5:85036000 r4:8291a680 ** 4 printk messages dropped ** [ 1326.610565][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1326.611026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.611071][ T32] r5:84bf438c r4:84bf4000 ** 1 printk messages dropped ** [ 1326.611200][ T32] r7:ddde2d80 r6:83018200 r5:84bf438c r4:84438600 ** 4 printk messages dropped ** [ 1326.611406][ T32] r10:00000000 r9:84438600 r8:80287e08 r7:e066de60 r6:849e4700 r5:85036000 ** 9 printk messages dropped ** [ 1326.612201][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.612709][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1326.613195][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.613263][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.613285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.613327][ T32] r5:00001000 r4:edb79000 [ 1326.613346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.613384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.613425][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.613444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.613489][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.613559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.613756][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.613787][ T32] r4:84819500 [ 1326.613808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.613853][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.613890][ T32] r4:00000001 [ 1326.613929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.614007][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.614037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.614066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.614092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.614120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.614176][ T32] r4:8444f300 [ 1326.614199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.614224][ T32] INFO: task kworker/1:191:3816 blocked for more than 453 seconds. [ 1326.614251][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.614274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.614295][ T32] task:kworker/1:191 state:D stack:0 pid:3816 tgid:3816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.614377][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.614420][ T32] Call trace: [ 1326.614449][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.614495][ T32] r10:8291a684 r9:e0681d84 r8:00000002 r7:60000013 r6:e0681d8c r5:85034800 [ 1326.614537][ T32] r4:85034800 [ 1326.614595][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.614642][ T32] r5:85034800 r4:8291a680 [ 1326.614729][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.614829][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.614877][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0681e08 [ 1326.614901][ T32] r4:00000000 [ 1326.614921][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.615022][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.615062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.615103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443d900 ** 3 printk messages dropped ** [ 1326.615244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.615478][ T32] r5:84bf478c r4:84bf4400 [ 1326.615499][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.615628][ T32] r10:61c88647 r9:85034800 r8:844386ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.616198][ T32] r4:8443d740 ** 2 printk messages dropped ** [ 1326.616548][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1326.617284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 15 printk messages dropped ** [ 1326.617950][ T32] r4:84819500 ** 7 printk messages dropped ** [ 1326.618192][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1326.651923][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1326.652547][ T32] r5:84ba438c r4:84ba4000 ** 7 printk messages dropped ** [ 1326.652944][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1326.654520][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 4 printk messages dropped ** [ 1326.654797][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.654846][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.654885][ T32] r5:800b0113 r4:80239bb0 [ 1326.654909][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.654979][ T32] r4:82ac21e4 [ 1326.655004][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.655052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.655100][ T32] r4:e0531dc0 [ 1326.655125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.655178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.655204][ T32] r4:00000000 [ 1326.655225][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.655269][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.655291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.655346][ T32] r5:00001000 r4:edb79000 [ 1326.655370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.655425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.655511][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.655538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.655585][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.655607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.655677][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.655711][ T32] r4:84819500 [ 1326.655730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.655783][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.655807][ T32] r4:00000001 [ 1326.655851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.655906][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.655969][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1326.656137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 18 printk messages dropped ** [ 1326.657115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc040 ** 7 printk messages dropped ** [ 1326.657497][ T32] r5:84bf678c r4:84bf6400 ** 9 printk messages dropped ** [ 1326.658016][ T32] Exception stack(0xe0685fb0 to 0xe0685ff8) ** 14 printk messages dropped ** [ 1326.669669][ T32] 1d20: c4dc9000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 16 printk messages dropped ** [ 1326.670792][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.670866][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.670888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.670949][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.670974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.671022][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.671046][ T32] r4:84819500 [ 1326.671092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.671167][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.671220][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.671496][ T32] r4:8444f300 ** 9 printk messages dropped ** [ 1326.671997][ T32] r4:85032400 ** 9 printk messages dropped ** [ 1326.672475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8481bd40 ** 7 printk messages dropped ** [ 1326.672841][ T32] r5:84ba478c r4:84ba4400 ** 9 printk messages dropped ** [ 1326.673234][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) ** 13 printk messages dropped ** [ 1326.674313][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 13 printk messages dropped ** [ 1326.674946][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 16 printk messages dropped ** [ 1326.675668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1326.676729][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 14 printk messages dropped ** [ 1326.677827][ T32] r10:61c88647 r9:84856c00 r8:8443872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1326.700634][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 10 printk messages dropped ** [ 1326.701030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.701052][ T32] r4:e0531dc0 [ 1326.701082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.701128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.701152][ T32] r4:00000000 [ 1326.701172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.701217][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.701251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.701300][ T32] r5:00001000 r4:edb79000 [ 1326.701321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.701361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.701402][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.701423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.701471][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.701494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.701552][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.701578][ T32] r4:84819500 [ 1326.701598][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.701643][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.701666][ T32] r4:00000001 [ 1326.701733][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.701778][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.701830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.701886][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.701919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.701961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.702013][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1326.702216][ T32] task:kworker/1:194 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1326.703160][ T32] r5:84bf538c r4:84bf5000 [ 1326.703209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.703790][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1326.704687][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 20 printk messages dropped ** [ 1326.705603][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1326.706331][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1326.707038][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.707340][ T32] r5:84bf578c r4:84bf5400 ** 9 printk messages dropped ** [ 1326.707724][ T32] Exception stack(0xe0695fb0 to 0xe0695ff8) ** 13 printk messages dropped ** [ 1326.733375][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 17 printk messages dropped ** [ 1326.734090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1326.734878][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1326.735059][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.735136][ T32] Call trace: [ 1326.735168][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.735246][ T32] r10:8291a684 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:84bb8c00 [ 1326.735292][ T32] r4:84bb8c00 [ 1326.735341][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.735387][ T32] r5:84bb8c00 r4:8291a680 [ 1326.735417][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.735510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.735584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 [ 1326.735624][ T32] r4:00000000 [ 1326.735647][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.735682][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.735716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.735776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a02bc0 [ 1326.735824][ T32] r4:00000000 [ 1326.735847][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.735934][ T32] r9:83018005 r8:84bb8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1326.735960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.736013][ T32] r5:00001000 r4:dff69000 [ 1326.736038][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.736078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.736119][ T32] r5:84ba4f8c r4:84ba4c00 [ 1326.736138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.736202][ T32] r7:dddced80 r6:83018000 r5:84ba4f8c r4:849e4b80 [ 1326.736229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.736275][ T32] r10:61c88647 r9:84bb8c00 r8:849e4bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.736297][ T32] r4:849e4b80 [ 1326.736315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.736367][ T32] r10:00000000 r9:849e4b80 r8:80287e08 r7:e065de60 r6:849e4c00 r5:84bb8c00 [ 1326.736392][ T32] r4:00000001 [ 1326.736427][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.736466][ T32] Exception stack(0xe069dfb0 to 0xe069dff8) [ 1326.736493][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.736520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.737368][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 18 printk messages dropped ** [ 1326.737957][ T32] r5:00001000 r4:edb79000 ** 10 printk messages dropped ** [ 1326.752912][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1326.753328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 18 printk messages dropped ** [ 1326.754245][ T32] r9:83018205 r8:84bbb000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 ** 4 printk messages dropped ** [ 1326.754437][ T32] r5:84bf5b8c r4:84bf5800 [ 1326.754458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.754503][ T32] r7:ddde2d80 r6:83018200 r5:84bf5b8c r4:84438980 [ 1326.754524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.754570][ T32] r10:61c88647 r9:84bbb000 r8:844389ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.754602][ T32] r4:84438980 [ 1326.754630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.754684][ T32] r10:00000000 r9:84438980 r8:80287e08 r7:e0685e60 r6:849e4d00 r5:84bbb000 [ 1326.754709][ T32] r4:00000001 [ 1326.754728][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.754779][ T32] Exception stack(0xe06a1fb0 to 0xe06a1ff8) [ 1326.754809][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.754889][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.754919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.754947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.754977][ T32] r4:8443d300 ** 4 printk messages dropped ** [ 1326.755642][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 17 printk messages dropped ** [ 1326.756433][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 14 printk messages dropped ** [ 1326.757161][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 14 printk messages dropped ** [ 1326.757799][ T32] r4:84bbc800 ** 8 printk messages dropped ** [ 1326.758192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1326.775208][ T32] r7:ddde2d80 r6:83018200 r5:84bf5f8c r4:84438900 ** 2 printk messages dropped ** [ 1326.775345][ T32] r4:84438900 [ 1326.775411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.775466][ T32] r10:00000000 r9:84438900 r8:80287e08 r7:e0685e60 r6:849e4d80 r5:84bbc800 [ 1326.775490][ T32] r4:00000001 [ 1326.775530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.775592][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1326.775626][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.775654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.775681][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.775729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.775780][ T32] r4:8443da00 [ 1326.776214][ T32] INFO: task kworker/1:197:3834 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.776282][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.776378][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.776473][ T32] Call trace: [ 1326.776556][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.776649][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.776675][ T32] r4:00000000 [ 1326.776704][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.776747][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.776783][ T32] 1d20: c5ec0000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.776834][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.776863][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.776909][ T32] r5:800b0113 r4:80239bb0 [ 1326.776975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.777022][ T32] r4:82ac21e4 [ 1326.777063][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.777110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.777134][ T32] r4:e0531dc0 [ 1326.777154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1326.777236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1326.777601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.777845][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 8 printk messages dropped ** [ 1326.778211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1326.787386][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.787651][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.787963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.788030][ T32] r5:84bf638c r4:84bf6000 [ 1326.788071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.798839][ T32] r10:61c88647 r9:84bbd400 r8:84438a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.799267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.800084][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 5 printk messages dropped ** [ 1326.800301][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1326.800614][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.800899][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1326.801189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.801469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.801841][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.802254][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.802712][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.803054][ T32] r5:84bf6b8c r4:84bf6800 ** 3 printk messages dropped ** [ 1326.803235][ T32] r10:61c88647 r9:84bbbc00 r8:84438aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.803623][ T32] r4:849dc100 ** 2 printk messages dropped ** [ 1326.804007][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.804366][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 3 printk messages dropped ** [ 1326.804542][ T32] r4:82ac21e4 [ 1326.804562][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.804605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.804628][ T32] r4:e0531dc0 [ 1326.804647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.804687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.804709][ T32] r4:00000000 [ 1326.804772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.804828][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.804871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.804931][ T32] r5:00001000 r4:edb79000 [ 1326.804963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.805028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.805096][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.805125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.805173][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.805195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.805241][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.805263][ T32] r4:84819500 [ 1326.805281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.805336][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.805362][ T32] r4:00000001 [ 1326.805381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.805439][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.805495][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.805532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.805568][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.805596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.805618][ T32] r4:8444f300 [ 1326.805648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.805717][ T32] INFO: task kworker/1:200:3842 blocked for more than 453 seconds. [ 1326.805748][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.805780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.805821][ T32] task:kworker/1:200 state:D stack:0 pid:3842 tgid:3842 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.805893][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.805937][ T32] Call trace: [ 1326.806000][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.806053][ T32] r10:8291a684 r9:e06c1d84 r8:00000002 r7:60000013 r6:e06c1d8c r5:84bba400 [ 1326.806075][ T32] r4:84bba400 [ 1326.806095][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.806138][ T32] r5:84bba400 r4:8291a680 [ 1326.806184][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.806227][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.806284][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1326.806311][ T32] r4:00000000 [ 1326.806330][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.806374][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.806412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.806454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc600 [ 1326.806482][ T32] r4:00000000 [ 1326.806516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.806565][ T32] r9:83018205 r8:84bba400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1326.806608][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.806667][ T32] r5:00001000 r4:e0527000 [ 1326.806690][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.806744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.806872][ T32] r5:84bf778c r4:84bf7400 [ 1326.806907][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.806958][ T32] r7:ddde2d80 r6:83018200 r5:84bf778c r4:84438b80 [ 1326.806986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.807040][ T32] r10:61c88647 r9:84bba400 r8:84438bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.807063][ T32] r4:84438b80 [ 1326.807095][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.807143][ T32] r10:00000000 r9:84438b80 r8:80287e08 r7:e06b5e60 r6:849e4f00 r5:84bba400 [ 1326.807166][ T32] r4:00000001 [ 1326.807186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.807220][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1326.807246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.807274][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.807299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.807328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.807351][ T32] r4:849dc1c0 [ 1326.807639][ T32] INFO: task kworker/1:200:3842 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.807677][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.807742][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.807800][ T32] Call trace: [ 1326.807840][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.807913][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.807941][ T32] r4:00000000 [ 1326.807961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.808000][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.808051][ T32] 1d20: c64e3000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.808084][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.808120][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.808147][ T32] r5:800b0113 r4:80239bb0 [ 1326.808175][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.828608][ T32] r4:82ac21e4 [ 1326.828687][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.828758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.828790][ T32] r4:e0531dc0 [ 1326.828811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1326.828940][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1326.829361][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.829789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.830181][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.830552][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.831039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.831191][ T32] r5:84bf6f8c r4:84bf6c00 ** 3 printk messages dropped ** [ 1326.831322][ T32] r10:61c88647 r9:84860000 r8:844385ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.831753][ T32] r4:849dc3c0 ** 4 printk messages dropped ** [ 1326.832512][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1326.832853][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1326.833140][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.833428][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1326.833602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1326.833864][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.834102][ T32] task:kworker/1:202 state:D stack:0 pid:3845 tgid:3845 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.834163][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.834271][ T32] Call trace: [ 1326.834306][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.834374][ T32] r10:8291a684 r9:e06c9d84 r8:00000002 r7:60000113 r6:e06c9d8c r5:84860c00 [ 1326.834410][ T32] r4:84860c00 [ 1326.834462][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.834535][ T32] r5:84860c00 r4:8291a680 [ 1326.834559][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.834600][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.834642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c9e08 [ 1326.834664][ T32] r4:00000000 [ 1326.834683][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.834716][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.834749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.834796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc4c0 [ 1326.834858][ T32] r4:00000000 [ 1326.834891][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.834952][ T32] r9:83018205 r8:84860c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1326.834977][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.835022][ T32] r5:00001000 r4:e051b000 [ 1326.835062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.835113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.835159][ T32] r5:84bf738c r4:84bf7000 [ 1326.835201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.835249][ T32] r7:ddde2d80 r6:83018200 r5:84bf738c r4:84438c00 [ 1326.835270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.835316][ T32] r10:61c88647 r9:84860c00 r8:84438c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.835346][ T32] r4:84438c00 [ 1326.835369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.835439][ T32] r10:00000000 r9:84438c00 r8:80287e08 r7:e06c1e60 r6:849cd000 r5:84860c00 [ 1326.835497][ T32] r4:00000001 [ 1326.835520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.835577][ T32] Exception stack(0xe06c9fb0 to 0xe06c9ff8) [ 1326.835637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.835674][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.835746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.835789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.835813][ T32] r4:849dc480 [ 1326.836065][ T32] INFO: task kworker/1:202:3845 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.836121][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.836180][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.836267][ T32] Call trace: [ 1326.836320][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.836372][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.836415][ T32] r4:00000000 [ 1326.836439][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.836488][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.836541][ T32] 1d20: c69f6000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.836572][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.836634][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.836662][ T32] r5:800b0113 r4:80239bb0 [ 1326.836688][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.836745][ T32] r4:82ac21e4 [ 1326.836774][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.836817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.836849][ T32] r4:e0531dc0 [ 1326.836891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.836941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.836964][ T32] r4:00000000 [ 1326.836998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.837075][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.837122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.837172][ T32] r5:00001000 r4:edb79000 [ 1326.837193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.837232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.837294][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.837337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.837386][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.837448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.837503][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.837538][ T32] r4:84819500 [ 1326.837571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.837620][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.837642][ T32] r4:00000001 [ 1326.837661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.837716][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.837750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.837784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.837811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.837839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.837878][ T32] r4:8444f300 [ 1326.837902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.837948][ T32] INFO: task kworker/1:203:3846 blocked for more than 453 seconds. [ 1326.837978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.838010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.838033][ T32] task:kworker/1:203 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.838104][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.838300][ T32] Call trace: [ 1326.863189][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.863275][ T32] r10:8291a684 r9:e05c5d84 r8:00000002 r7:60000113 r6:e05c5d8c r5:84861800 [ 1326.863301][ T32] r4:84861800 [ 1326.863323][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 5 printk messages dropped ** [ 1326.863567][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1326.864004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.864049][ T32] r5:84bf838c r4:84bf8000 ** 1 printk messages dropped ** [ 1326.864137][ T32] r7:ddde2d80 r6:83018200 r5:84bf838c r4:84438c80 ** 4 printk messages dropped ** [ 1326.864365][ T32] r10:00000000 r9:84438c80 r8:80287e08 r7:e06c1e60 r6:849cd080 r5:84861800 ** 10 printk messages dropped ** [ 1326.865268][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.865513][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1326.865789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.865812][ T32] r4:e0531dc0 [ 1326.865831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.865904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.865940][ T32] r4:00000000 [ 1326.866003][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.866052][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.866074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.866135][ T32] r5:00001000 r4:edb79000 [ 1326.866190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.866232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.866283][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.866306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.866353][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.866384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.866434][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.866456][ T32] r4:84819500 [ 1326.866485][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.866554][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.866587][ T32] r4:00000001 [ 1326.866615][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.866653][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.866711][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.866743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.866775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.866834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.866884][ T32] r4:8444f300 [ 1326.866906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.866937][ T32] INFO: task kworker/1:204:3849 blocked for more than 453 seconds. [ 1326.866969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.866994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.867019][ T32] task:kworker/1:204 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.867098][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.867154][ T32] Call trace: [ 1326.867185][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.867253][ T32] r10:8291a684 r9:e06b9d84 r8:00000002 r7:60000013 r6:e06b9d8c r5:84862400 [ 1326.867303][ T32] r4:84862400 [ 1326.867354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.867420][ T32] r5:84862400 r4:8291a680 [ 1326.867443][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.867483][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.867547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1326.867574][ T32] r4:00000000 [ 1326.867594][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.867627][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.867661][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.867730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dc7c0 [ 1326.867756][ T32] r4:00000000 [ 1326.867783][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.867848][ T32] r9:83018205 r8:84862400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1326.867904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.867971][ T32] r5:00001000 r4:dfb15000 [ 1326.868028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.868099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.868168][ T32] r5:84bf7b8c r4:84bf7800 [ 1326.876624][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.876744][ T32] r7:ddde2d80 r6:83018200 r5:84bf7b8c r4:84438d00 [ 1326.876780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.876831][ T32] r10:61c88647 r9:84862400 r8:84438d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.876854][ T32] r4:84438d00 [ 1326.876873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.876919][ T32] r10:00000000 r9:84438d00 r8:80287e08 r7:e05c5e60 r6:849cd100 r5:84862400 [ 1326.876941][ T32] r4:00000001 [ 1326.876996][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.877044][ T32] Exception stack(0xe06b9fb0 to 0xe06b9ff8) [ 1326.877095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.877128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.877155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.877184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.877226][ T32] r4:849dc700 [ 1326.877687][ T32] INFO: task kworker/1:204:3849 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.877727][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.877798][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.877874][ T32] Call trace: [ 1326.877954][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.878046][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.878079][ T32] r4:00000000 [ 1326.878099][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.878139][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.878175][ T32] 1d20: c6fa7000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.878279][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.882591][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.882670][ T32] r5:800b0113 r4:80239bb0 [ 1326.882704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.882789][ T32] r4:82ac21e4 [ 1326.882838][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.882909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.882934][ T32] r4:e0531dc0 [ 1326.882954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.883037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.883084][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.883168][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 9 printk messages dropped ** [ 1326.883556][ T32] r4:84819500 ** 2 printk messages dropped ** [ 1326.883644][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.883846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.884178][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.884545][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.884908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.885051][ T32] r5:84bf7f8c r4:84bf7c00 [ 1326.885092][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1326.885363][ T32] r10:00000000 r9:84438e00 r8:80287e08 r7:e05c5e60 r6:84438d80 r5:84bb0c00 ** 10 printk messages dropped ** [ 1326.886321][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.886669][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 9 printk messages dropped ** [ 1326.887070][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.887396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.887741][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 4 printk messages dropped ** [ 1326.887899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.887929][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.887959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.887982][ T32] r4:8444f300 [ 1326.888001][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.888068][ T32] INFO: task kworker/1:206:3854 blocked for more than 453 seconds. [ 1326.888119][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.888178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.905032][ T32] task:kworker/1:206 state:D stack:0 pid:3854 tgid:3854 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.905173][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.905235][ T32] Call trace: [ 1326.905270][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.905327][ T32] r10:8291a684 r9:e068dd84 r8:00000002 r7:60000013 r6:e068dd8c r5:84b2e000 [ 1326.905351][ T32] r4:84b2e000 [ 1326.905371][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.905415][ T32] r5:84b2e000 r4:8291a680 [ 1326.905451][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.905497][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.905560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e068de08 [ 1326.905609][ T32] r4:00000000 [ 1326.905639][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.905698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.905740][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.905796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7f300 [ 1326.905822][ T32] r4:00000000 [ 1326.905843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.905888][ T32] r9:83018205 r8:84b2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1326.905920][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.906000][ T32] r5:00001000 r4:e00a7000 [ 1326.906076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.906121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.906174][ T32] r5:84bf9b8c r4:84bf9800 [ 1326.906198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.906266][ T32] r7:ddde2d80 r6:83018200 r5:84bf9b8c r4:84438e80 [ 1326.906311][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.906362][ T32] r10:61c88647 r9:84b2e000 r8:84438eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.906406][ T32] r4:84438e80 [ 1326.906431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.906477][ T32] r10:00000000 r9:84438e80 r8:80287e08 r7:e05c5e60 r6:84438f80 r5:84b2e000 [ 1326.906500][ T32] r4:00000001 [ 1326.906519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.906587][ T32] Exception stack(0xe068dfb0 to 0xe068dff8) [ 1326.906640][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.906685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.906715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.906744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.906790][ T32] r4:849dca40 [ 1326.907264][ T32] INFO: task kworker/1:206:3854 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.907311][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.907393][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.907439][ T32] Call trace: [ 1326.907494][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.907576][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.907623][ T32] r4:00000000 [ 1326.907667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.907730][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.907767][ T32] 1d20: c7514000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.907821][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.907862][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.907889][ T32] r5:800b0113 r4:80239bb0 [ 1326.907929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.908004][ T32] r4:82ac21e4 [ 1326.908032][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1326.916812][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.917136][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1326.917359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1326.917582][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.918000][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.930612][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.930944][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.931331][ T32] r5:84bf878c r4:84bf8400 [ 1326.931380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.931570][ T32] r4:84438b00 ** 4 printk messages dropped ** [ 1326.931729][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1326.932464][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1326.933161][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1326.933600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1326.933793][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.933816][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.933863][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.933884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.933930][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.933951][ T32] r4:84819500 [ 1326.933982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.934030][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.934052][ T32] r4:00000001 [ 1326.934091][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.934149][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.934180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.934208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.934235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.934263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.934285][ T32] r4:8444f300 [ 1326.934305][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.934333][ T32] INFO: task kworker/1:208:3857 blocked for more than 453 seconds. [ 1326.934365][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.934404][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.934428][ T32] task:kworker/1:208 state:D stack:0 pid:3857 tgid:3857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.934473][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.934514][ T32] Call trace: [ 1326.934587][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.934638][ T32] r10:8291a684 r9:e06d5d84 r8:00000002 r7:60000013 r6:e06d5d8c r5:84bc1800 [ 1326.934692][ T32] r4:84bc1800 [ 1326.934738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.934788][ T32] r5:84bc1800 r4:8291a680 [ 1326.934866][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.934918][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.934963][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 1326.934985][ T32] r4:00000000 [ 1326.935017][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.935085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.935146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.935191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849dcd80 [ 1326.935232][ T32] r4:00000000 [ 1326.935256][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.935321][ T32] r9:83018205 r8:84bc1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.935366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.935427][ T32] r5:00001000 r4:dfd3b000 [ 1326.935453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.935504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.935561][ T32] r5:84bf8b8c r4:84bf8800 [ 1326.935584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.935630][ T32] r7:ddde2d80 r6:83018200 r5:84bf8b8c r4:84794f00 [ 1326.935661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.935711][ T32] r10:61c88647 r9:84bc1800 r8:84794f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.935733][ T32] r4:84794f00 [ 1326.935798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.935851][ T32] r10:00000000 r9:84794f00 r8:80287e08 r7:e068de60 r6:848ecf80 r5:84bc1800 ** 2 printk messages dropped ** [ 1326.935950][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) ** 7 printk messages dropped ** [ 1326.936559][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.936884][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1326.937137][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1326.937370][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.937645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.938000][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 8 printk messages dropped ** [ 1326.950579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1326.951077][ T32] r4:84bc2400 ** 4 printk messages dropped ** [ 1326.951262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d9e08 ** 9 printk messages dropped ** [ 1326.951688][ T32] r5:00001000 r4:dfd67000 ** 2 printk messages dropped ** [ 1326.951839][ T32] r5:84bf8f8c r4:84bf8c00 ** 1 printk messages dropped ** [ 1326.951942][ T32] r7:ddde2d80 r6:83018200 r5:84bf8f8c r4:848ecf00 ** 5 printk messages dropped ** [ 1326.952188][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.952376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.953348][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 10 printk messages dropped ** [ 1326.953784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 4 printk messages dropped ** [ 1326.953968][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.954016][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.954078][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.954124][ T32] r5:00001000 r4:edb79000 [ 1326.954144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.954183][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.954233][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.954256][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.954304][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.954325][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.954371][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.954393][ T32] r4:84819500 [ 1326.954422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.954491][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.954555][ T32] r4:00000001 [ 1326.954583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.954621][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.954648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.954697][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.954752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.954789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.954832][ T32] r4:8444f300 [ 1326.954877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.954909][ T32] INFO: task kworker/1:210:3862 blocked for more than 453 seconds. [ 1326.954937][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.954965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.955008][ T32] task:kworker/1:210 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.955061][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.955103][ T32] Call trace: [ 1326.955151][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.955202][ T32] r10:8291a684 r9:e06ddd84 r8:00000002 r7:60000113 r6:e06ddd8c r5:84bc3c00 [ 1326.955246][ T32] r4:84bc3c00 [ 1326.955271][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.955315][ T32] r5:84bc3c00 r4:8291a680 [ 1326.955334][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.955389][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.955435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1326.955464][ T32] r4:00000000 [ 1326.955503][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.955575][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.955625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.955669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e1080 [ 1326.955693][ T32] r4:00000000 [ 1326.955712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.955772][ T32] r9:83018205 r8:84bc3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1326.955827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.955907][ T32] r5:00001000 r4:dff39000 [ 1326.955950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.956026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.956093][ T32] r5:84bf938c r4:84bf9000 [ 1326.956144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.956193][ T32] r7:ddde2d80 r6:83018200 r5:84bf938c r4:849c4000 [ 1326.956242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.956337][ T32] r10:61c88647 r9:84bc3c00 r8:849c402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.956364][ T32] r4:849c4000 [ 1326.956393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.956468][ T32] r10:00000000 r9:849c4000 r8:80287e08 r7:e068de60 r6:849c4100 r5:84bc3c00 [ 1326.956495][ T32] r4:00000001 [ 1326.956516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.956586][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1326.956686][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.956781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.957421][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 7 printk messages dropped ** [ 1326.957769][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1326.958171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1326.976115][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1326.976340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.976779][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.977044][ T32] r5:84865400 r4:8291a680 ** 4 printk messages dropped ** [ 1326.977207][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1326.977692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.977823][ T32] r7:dddced80 r6:83018000 r5:84ba578c r4:849cd280 ** 5 printk messages dropped ** [ 1326.978090][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.988772][ T32] r4:84a02c40 ** 4 printk messages dropped ** [ 1326.989476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1326.989622][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.989669][ T32] 1d20: c81c8000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.989713][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.989742][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.989782][ T32] r5:800b0113 r4:80239bb0 [ 1326.989807][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.989851][ T32] r4:82ac21e4 [ 1326.989871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.989912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.989954][ T32] r4:e0531dc0 [ 1326.989982][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.990045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.990071][ T32] r4:00000000 [ 1326.990101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.990149][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.990173][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.990215][ T32] r5:00001000 r4:edb79000 [ 1326.990235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.990274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.990316][ T32] r5:85f5fb8c r4:85f5f800 [ 1326.990335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.990382][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1326.990423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.990476][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.990500][ T32] r4:84819500 [ 1326.990529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.990620][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1326.990646][ T32] r4:00000001 [ 1326.990665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.990734][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1326.990781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.990833][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.990883][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.990914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.990939][ T32] r4:8444f300 [ 1326.990972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.991015][ T32] INFO: task kworker/1:211:3866 blocked for more than 453 seconds. [ 1326.991052][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1326.991078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.991099][ T32] task:kworker/1:211 state:D stack:0 pid:3866 tgid:3866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.991161][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.991212][ T32] Call trace: [ 1326.991276][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1326.991327][ T32] r10:8291a684 r9:e06e1d84 r8:00000002 r7:60000013 r6:e06e1d8c r5:84866000 [ 1326.991350][ T32] r4:84866000 [ 1326.991370][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1326.991433][ T32] r5:84866000 r4:8291a680 [ 1326.991460][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.991500][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.991544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e1e08 [ 1326.991566][ T32] r4:00000000 [ 1326.991619][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1326.991657][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1326.991702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.991788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7f1c0 [ 1326.991826][ T32] r4:00000000 [ 1326.991849][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.991907][ T32] r9:83018205 r8:84866000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1326.991956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.992045][ T32] r5:00001000 r4:e008d000 [ 1326.992075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.992144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.992190][ T32] r5:84bf978c r4:84bf9400 [ 1326.992210][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1326.992256][ T32] r7:ddde2d80 r6:83018200 r5:84bf978c r4:849c4180 [ 1326.992301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1326.992371][ T32] r10:61c88647 r9:84866000 r8:849c41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.992424][ T32] r4:849c4180 [ 1326.992458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1326.992507][ T32] r10:00000000 r9:849c4180 r8:80287e08 r7:e068de60 r6:849cd300 r5:84866000 [ 1326.992542][ T32] r4:00000001 [ 1326.992564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.992600][ T32] Exception stack(0xe06e1fb0 to 0xe06e1ff8) [ 1326.992626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.992654][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.992696][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.992728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1326.992782][ T32] r4:84a7f2c0 [ 1326.993022][ T32] INFO: task kworker/1:211:3866 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1326.993078][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.993159][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.993227][ T32] Call trace: [ 1326.993256][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1326.993306][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1326.993358][ T32] r4:00000000 [ 1326.993381][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.993420][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1326.993448][ T32] 1d20: c81c8000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1326.993496][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1326.993546][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1326.993581][ T32] r5:800b0113 r4:80239bb0 [ 1326.993605][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.993647][ T32] r4:82ac21e4 [ 1326.993667][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.993708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1326.993739][ T32] r4:e0531dc0 [ 1326.993768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1326.993842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1326.993869][ T32] r4:00000000 [ 1326.993918][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1326.993986][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1326.994031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1326.994076][ T32] r5:00001000 r4:edb79000 [ 1326.994115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1326.994157][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.994209][ T32] r5:85f5fb8c r4:85f5f800 ** 1 printk messages dropped ** [ 1326.994287][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 4 printk messages dropped ** [ 1326.994516][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1326.994939][ T32] INFO: task kworker/1:212:3869 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.995265][ T32] r4:84866c00 ** 4 printk messages dropped ** [ 1326.995476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 ** 7 printk messages dropped ** [ 1326.995740][ T32] r9:83018205 r8:84866c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1326.995933][ T32] r5:84bfa38c r4:84bfa000 [ 1326.995952][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.996088][ T32] r10:61c88647 r9:84866c00 r8:849c42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.996403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.997010][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 7 printk messages dropped ** [ 1326.997379][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1326.997915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.028850][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 10 printk messages dropped ** [ 1327.029306][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1327.029542][ T32] Call trace: [ 1327.029607][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.029662][ T32] r10:8291a684 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:84bc4800 [ 1327.029686][ T32] r4:84bc4800 [ 1327.029705][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.029747][ T32] r5:84bc4800 r4:8291a680 [ 1327.029772][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.029832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.029899][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1327.029952][ T32] r4:00000000 [ 1327.029974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.030010][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.030067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.030112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7f880 [ 1327.030134][ T32] r4:00000000 [ 1327.030212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.030262][ T32] r9:83018205 r8:84bc4800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1327.030306][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.030353][ T32] r5:00001000 r4:e00f5000 [ 1327.030374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.030414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.030477][ T32] r5:84bf9f8c r4:84bf9c00 [ 1327.030521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.030571][ T32] r7:ddde2d80 r6:83018200 r5:84bf9f8c r4:849c4300 [ 1327.030617][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.030690][ T32] r10:61c88647 r9:84bc4800 r8:849c432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.030739][ T32] r4:849c4300 [ 1327.030776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.030880][ T32] r10:00000000 r9:849c4300 r8:80287e08 r7:e06e9e60 r6:849c4080 r5:84bc4800 [ 1327.030956][ T32] r4:00000001 [ 1327.030979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.031025][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1327.031073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.031105][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.031132][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.031160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.031213][ T32] r4:84a7f2c0 [ 1327.031670][ T32] INFO: task kworker/1:213:3870 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.031712][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.031800][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.031865][ T32] Call trace: [ 1327.031920][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.031974][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.031999][ T32] r4:00000000 [ 1327.032044][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.032088][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.032135][ T32] 1d20: c8a31000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.032207][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.032236][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.032280][ T32] r5:800b0113 r4:80239bb0 [ 1327.032327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.032371][ T32] r4:82ac21e4 [ 1327.032392][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.032434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.032457][ T32] r4:e0531dc0 [ 1327.032536][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.032622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 3 printk messages dropped ** [ 1327.032846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1327.033183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1327.033416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.033721][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.034060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.034419][ T32] r9:83018005 r8:84bc6000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1327.034580][ T32] r5:84ba5b8c r4:84ba5800 ** 3 printk messages dropped ** [ 1327.034729][ T32] r10:61c88647 r9:84bc6000 r8:849cd3ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1327.035217][ T32] r4:84a02ec0 ** 2 printk messages dropped ** [ 1327.035584][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.035938][ T32] 1d20: c8a31000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 10 printk messages dropped ** [ 1327.036285][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.036514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.036989][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 6 printk messages dropped ** [ 1327.037214][ T32] INFO: task kworker/0:166:3874 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.037518][ T32] r4:84bc6c00 ** 5 printk messages dropped ** [ 1327.037817][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.038059][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.058991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.059162][ T32] r7:dddced80 r6:83018000 r5:84ba738c r4:849cd500 ** 1 printk messages dropped ** [ 1327.059253][ T32] r10:61c88647 r9:84bc6c00 r8:849cd52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.059280][ T32] r4:849cd500 [ 1327.059317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.059391][ T32] r10:00000000 r9:849cd500 r8:80287e08 r7:e06f5e60 r6:849c4380 r5:84bc6c00 [ 1327.059417][ T32] r4:00000001 [ 1327.059437][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.059495][ T32] Exception stack(0xe06fdfb0 to 0xe06fdff8) [ 1327.059532][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.059561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.059587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.059635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.059681][ T32] r4:84a02ac0 [ 1327.060111][ T32] INFO: task kworker/0:166:3874 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.060149][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.060216][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.060262][ T32] Call trace: [ 1327.060292][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.060344][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.060392][ T32] r4:00000000 [ 1327.060422][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.060463][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.060521][ T32] 1d20: c8d08000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.060564][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.060590][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.060613][ T32] r5:800b0113 r4:80239bb0 [ 1327.060632][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.060674][ T32] r4:82ac21e4 [ 1327.060694][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.060735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.060766][ T32] r4:e0531dc0 [ 1327.060812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.060862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.060907][ T32] r4:00000000 [ 1327.060931][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.060997][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.061046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.061098][ T32] r5:00001000 r4:edb79000 [ 1327.061138][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.061182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.061223][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.061262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.061312][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.061353][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.061403][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.061426][ T32] r4:84819500 [ 1327.061465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.061539][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.061581][ T32] r4:00000001 [ 1327.061604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.061640][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.061666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.061714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.061753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.061815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.061840][ T32] r4:8444f300 [ 1327.061864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.061903][ T32] INFO: task kworker/1:214:3877 blocked for more than 453 seconds. [ 1327.061936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.061961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.061981][ T32] task:kworker/1:214 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.062025][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.062109][ T32] Call trace: [ 1327.062161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.062226][ T32] r10:8291a684 r9:e06f9d84 r8:00000002 r7:60000013 r6:e06f9d8c r5:84bc3000 [ 1327.062252][ T32] r4:84bc3000 ** 1 printk messages dropped ** [ 1327.062357][ T32] r5:84bc3000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.062629][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.063107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.063149][ T32] r5:84bfa78c r4:84bfa400 ** 1 printk messages dropped ** [ 1327.063232][ T32] r7:ddde2d80 r6:83018200 r5:84bfa78c r4:849c4400 ** 2 printk messages dropped ** [ 1327.063375][ T32] r4:849c4400 ** 5 printk messages dropped ** [ 1327.063589][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.064059][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.064291][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.064381][ T32] 1d20: c8d08000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 4 printk messages dropped ** [ 1327.064556][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1327.064708][ T32] r4:e0531dc0 [ 1327.064751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.064800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.064843][ T32] r4:00000000 [ 1327.064867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.064912][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.064933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.064973][ T32] r5:00001000 r4:edb79000 [ 1327.065047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.065149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.065221][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.065245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.065292][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.065345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.065421][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.065470][ T32] r4:84819500 [ 1327.065514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.065565][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.065608][ T32] r4:00000001 [ 1327.065650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.065688][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.065714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.065742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.065792][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.065849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.065875][ T32] r4:8444f300 [ 1327.065896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.065920][ T32] INFO: task kworker/1:215:3879 blocked for more than 453 seconds. [ 1327.065946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.066003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.066034][ T32] task:kworker/1:215 state:D stack:0 pid:3879 tgid:3879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.066154][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.066224][ T32] Call trace: [ 1327.066287][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.066342][ T32] r10:8291a684 r9:e06f1d84 r8:00000002 r7:60000113 r6:e06f1d8c r5:84bc5400 [ 1327.066385][ T32] r4:84bc5400 [ 1327.066432][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.066477][ T32] r5:84bc5400 r4:8291a680 [ 1327.066498][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.066566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.066630][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 [ 1327.066675][ T32] r4:00000000 [ 1327.066700][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.066735][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.066798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.066889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7fc40 [ 1327.066913][ T32] r4:00000000 [ 1327.066934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.066979][ T32] r9:83018205 r8:84bc5400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1327.067013][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.067060][ T32] r5:00001000 r4:e043f000 [ 1327.067100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.067163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.067208][ T32] r5:84bfab8c r4:84bfa800 [ 1327.067247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.067297][ T32] r7:ddde2d80 r6:83018200 r5:84bfab8c r4:849c4580 [ 1327.067318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.067366][ T32] r10:61c88647 r9:84bc5400 r8:849c45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.067389][ T32] r4:849c4580 [ 1327.067408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.067494][ T32] r10:00000000 r9:849c4580 r8:80287e08 r7:e06f9e60 r6:849c4680 r5:84bc5400 [ 1327.067522][ T32] r4:00000001 [ 1327.067541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.067576][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) ** 2 printk messages dropped ** [ 1327.067655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.090090][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1327.090428][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1327.090621][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.091062][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1327.091245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.091291][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.091313][ T32] r4:00000001 [ 1327.091352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.091392][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.091456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.091488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.091515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.091543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.091574][ T32] r4:8444f300 [ 1327.091620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.091652][ T32] INFO: task kworker/1:216:3882 blocked for more than 453 seconds. [ 1327.091684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.091730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.091765][ T32] task:kworker/1:216 state:D stack:0 pid:3882 tgid:3882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.091853][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.091922][ T32] Call trace: [ 1327.091977][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.092065][ T32] r10:8291a684 r9:e0701d84 r8:00000002 r7:60000013 r6:e0701d8c r5:84bc0c00 [ 1327.092092][ T32] r4:84bc0c00 [ 1327.092112][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.092173][ T32] r5:84bc0c00 r4:8291a680 [ 1327.092197][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.092237][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.092302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 [ 1327.092328][ T32] r4:00000000 [ 1327.092367][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.092405][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.092461][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.092506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7ff40 [ 1327.092551][ T32] r4:00000000 [ 1327.092574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.092639][ T32] r9:83018205 r8:84bc0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1327.092685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.092754][ T32] r5:00001000 r4:e0529000 [ 1327.092813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.092858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.092920][ T32] r5:84bfb38c r4:84bfb000 [ 1327.092945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.092993][ T32] r7:ddde2d80 r6:83018200 r5:84bfb38c r4:849c4480 [ 1327.093014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.093095][ T32] r10:61c88647 r9:84bc0c00 r8:849c44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.093145][ T32] r4:849c4480 [ 1327.093167][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.093212][ T32] r10:00000000 r9:849c4480 r8:80287e08 r7:e06f1e60 r6:849c4700 r5:84bc0c00 [ 1327.093234][ T32] r4:00000001 [ 1327.093273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.093347][ T32] Exception stack(0xe0701fb0 to 0xe0701ff8) [ 1327.093398][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.093430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.093456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.093504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.093530][ T32] r4:84a7fc00 [ 1327.093978][ T32] INFO: task kworker/1:216:3882 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.094018][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.094119][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.094221][ T32] Call trace: [ 1327.094257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.094308][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.094332][ T32] r4:00000000 [ 1327.094352][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.094390][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.094438][ T32] 1d20: c915d000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.094471][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.094545][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.094577][ T32] r5:800b0113 r4:80239bb0 [ 1327.094597][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.094657][ T32] r4:82ac21e4 [ 1327.094680][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.094743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.094774][ T32] r4:e0531dc0 [ 1327.094826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.094893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.094940][ T32] r4:00000000 [ 1327.094963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.095029][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.095054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.095096][ T32] r5:00001000 r4:edb79000 [ 1327.095115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.095154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.095194][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.095214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.095258][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 1 printk messages dropped ** [ 1327.095326][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1327.095678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.096075][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.096280][ T32] r5:84bc8000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.096459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1327.096867][ T32] r5:84ba5f8c r4:84ba5c00 [ 1327.096908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1327.097084][ T32] r4:849cd580 ** 5 printk messages dropped ** [ 1327.097364][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.097958][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.119320][ T32] 1d20: c9697000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 6 printk messages dropped ** [ 1327.119550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1327.119927][ T32] r5:00001000 r4:edb79000 ** 7 printk messages dropped ** [ 1327.120297][ T32] r4:84819500 ** 2 printk messages dropped ** [ 1327.120410][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.120566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.120954][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.121032][ T32] Call trace: [ 1327.121106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.121182][ T32] r10:8291a684 r9:e0705d84 r8:00000002 r7:60000013 r6:e0705d8c r5:84bc8c00 [ 1327.121229][ T32] r4:84bc8c00 [ 1327.121252][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.121316][ T32] r5:84bc8c00 r4:8291a680 [ 1327.121339][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.121401][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.121467][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0705e08 [ 1327.121492][ T32] r4:00000000 [ 1327.121531][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.121590][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.121648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.121692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a7fd80 [ 1327.121734][ T32] r4:00000000 [ 1327.121762][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.121809][ T32] r9:83018205 r8:84bc8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.121831][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.121892][ T32] r5:00001000 r4:e0453000 [ 1327.121954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.121997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.122040][ T32] r5:84bfaf8c r4:84bfac00 [ 1327.122060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.122111][ T32] r7:ddde2d80 r6:83018200 r5:84bfaf8c r4:849c4600 [ 1327.122133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.122179][ T32] r10:61c88647 r9:84bc8c00 r8:849c462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.122201][ T32] r4:849c4600 [ 1327.122239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.122287][ T32] r10:00000000 r9:849c4600 r8:80287e08 r7:e0701e60 r6:849c4900 r5:84bc8c00 [ 1327.122309][ T32] r4:00000001 [ 1327.122363][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.122421][ T32] Exception stack(0xe0705fb0 to 0xe0705ff8) [ 1327.122470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.122501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.122531][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.122559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.122580][ T32] r4:84a7f580 [ 1327.123022][ T32] INFO: task kworker/1:217:3884 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.123065][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.123143][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.123192][ T32] Call trace: [ 1327.123228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.123290][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.123322][ T32] r4:00000000 [ 1327.123342][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.123382][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.123410][ T32] 1d20: c9697000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.123458][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.123487][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.123512][ T32] r5:800b0113 r4:80239bb0 [ 1327.123533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.123597][ T32] r4:82ac21e4 [ 1327.123638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.123684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.123706][ T32] r4:e0531dc0 [ 1327.123725][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.123773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.123796][ T32] r4:00000000 [ 1327.123836][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.123884][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.123906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.123967][ T32] r5:00001000 r4:edb79000 [ 1327.123990][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.124049][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.124113][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.124136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.124184][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 1 printk messages dropped ** [ 1327.124292][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.124550][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.124910][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.125275][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.125683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.125751][ T32] r5:00001000 r4:e056b000 [ 1327.125809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.125875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.125943][ T32] r5:84bfbb8c r4:84bfb800 [ 1327.125987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.126057][ T32] r7:ddde2d80 r6:83018200 r5:84bfbb8c r4:849c4880 [ 1327.126143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.126193][ T32] r10:61c88647 r9:84bc9800 r8:849c48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.126215][ T32] r4:849c4880 [ 1327.126233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.126277][ T32] r10:00000000 r9:849c4880 r8:80287e08 r7:e0701e60 r6:849c4980 r5:84bc9800 [ 1327.126298][ T32] r4:00000001 [ 1327.126318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.126352][ T32] Exception stack(0xe0709fb0 to 0xe0709ff8) [ 1327.126377][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.126404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.126430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.126477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.126503][ T32] r4:84a7ff00 [ 1327.126750][ T32] INFO: task kworker/1:218:3886 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.126790][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.126919][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.126977][ T32] Call trace: [ 1327.127031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.127080][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.127103][ T32] r4:00000000 [ 1327.127132][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.127173][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.127202][ T32] 1d20: c9697000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.127230][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.127255][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.127278][ T32] r5:800b0113 r4:80239bb0 [ 1327.127317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.127360][ T32] r4:82ac21e4 [ 1327.127381][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.127431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.127498][ T32] r4:e0531dc0 [ 1327.127565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.127610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.127652][ T32] r4:00000000 [ 1327.127675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.127720][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.127742][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.127789][ T32] r5:00001000 r4:edb79000 ** 2 printk messages dropped ** [ 1327.127908][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1327.128268][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 6 printk messages dropped ** [ 1327.159238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.159509][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.159913][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1327.160351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.160478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.160815][ T32] r10:00000000 r9:849c4800 r8:80287e08 r7:e0709e60 r6:849c4a80 r5:84bca400 ** 9 printk messages dropped ** [ 1327.161569][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1327.162139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1327.162746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.163138][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 4 printk messages dropped ** [ 1327.163264][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1327.163440][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.163696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.164096][ T32] r5:00001000 r4:e05a3000 ** 1 printk messages dropped ** [ 1327.164155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.164487][ T32] r10:00000000 r9:849c4b00 r8:80287e08 r7:e0709e60 r6:849c4a00 r5:84bcbc00 ** 2 printk messages dropped ** [ 1327.164604][ T32] Exception stack(0xe0715fb0 to 0xe0715ff8) [ 1327.164664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.164695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.164742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.164779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.164801][ T32] r4:849d8180 [ 1327.165045][ T32] INFO: task kworker/1:220:3890 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.165078][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.165155][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.165227][ T32] Call trace: [ 1327.165283][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.165372][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.165398][ T32] r4:00000000 [ 1327.165428][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.165550][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.165586][ T32] 1d20: c9e4f000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.165615][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.165643][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.165694][ T32] r5:800b0113 r4:80239bb0 [ 1327.165724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.165890][ T32] r4:82ac21e4 [ 1327.165917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.166004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.166055][ T32] r4:e0531dc0 [ 1327.166080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.166126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.166171][ T32] r4:00000000 [ 1327.166223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.166275][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.166299][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.166341][ T32] r5:00001000 r4:edb79000 [ 1327.166361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.166408][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.166455][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.166475][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.166523][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.166548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.166619][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.166648][ T32] r4:84819500 [ 1327.166690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.166848][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.166889][ T32] r4:00000001 [ 1327.166960][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.167027][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.167066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.167097][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.167123][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.167151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.167174][ T32] r4:8444f300 [ 1327.167194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.167221][ T32] INFO: task kworker/1:221:3892 blocked for more than 453 seconds. [ 1327.167287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.167322][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.167344][ T32] task:kworker/1:221 state:D stack:0 pid:3892 tgid:3892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.167441][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.167510][ T32] Call trace: [ 1327.167594][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.167669][ T32] r10:8291a684 r9:e0711d84 r8:00000002 r7:60000013 r6:e0711d8c r5:84bcc800 [ 1327.167699][ T32] r4:84bcc800 [ 1327.167722][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.167774][ T32] r5:84bcc800 r4:8291a680 [ 1327.167796][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.167834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.167875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0711e08 [ 1327.167923][ T32] r4:00000000 [ 1327.167949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.167986][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.168026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.168067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d84c0 [ 1327.168091][ T32] r4:00000000 [ 1327.168130][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.168247][ T32] r9:83018205 r8:84bcc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1327.182895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.183000][ T32] r5:00001000 r4:e0579000 [ 1327.183028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.183072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.183118][ T32] r5:84bfbf8c r4:84bfbc00 [ 1327.183142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.183282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.183709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.184296][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.184630][ T32] 1d20: ca08a000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1327.184968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1327.185518][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.185748][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.186106][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1327.186430][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.186796][ T32] r5:00001000 r4:e05b1000 ** 1 printk messages dropped ** [ 1327.187028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.187240][ T32] r10:61c88647 r9:84bcd400 r8:849c4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.187262][ T32] r4:849c4d00 [ 1327.187319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.187367][ T32] r10:00000000 r9:849c4d00 r8:80287e08 r7:e0715e60 r6:849c4e00 r5:84bcd400 [ 1327.187389][ T32] r4:00000001 [ 1327.187407][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.187441][ T32] Exception stack(0xe071dfb0 to 0xe071dff8) [ 1327.187466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.187493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.187519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.187547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.187589][ T32] r4:849d8580 [ 1327.187850][ T32] INFO: task kworker/1:222:3894 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.187905][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.188011][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.188078][ T32] Call trace: [ 1327.188111][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.188161][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.188210][ T32] r4:00000000 [ 1327.209698][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.209844][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.209909][ T32] 1d20: ca5fe000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.209943][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.209969][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.209996][ T32] r5:800b0113 r4:80239bb0 [ 1327.210063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.210131][ T32] r4:82ac21e4 [ 1327.210161][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.210204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.210227][ T32] r4:e0531dc0 [ 1327.210246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.210306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.210332][ T32] r4:00000000 [ 1327.210374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.210436][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.210485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.210539][ T32] r5:00001000 r4:edb79000 [ 1327.210559][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.210620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.210666][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.210701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.210770][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.210796][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.210888][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.210920][ T32] r4:84819500 [ 1327.210942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.211033][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.211064][ T32] r4:00000001 [ 1327.211085][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.211141][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.211183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.211237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.211289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.211324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.211347][ T32] r4:8444f300 [ 1327.211374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.211414][ T32] INFO: task kworker/1:223:3896 blocked for more than 453 seconds. [ 1327.211447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.211472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.211494][ T32] task:kworker/1:223 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.211549][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.211594][ T32] Call trace: [ 1327.211649][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.211721][ T32] r10:8291a684 r9:e0721d84 r8:00000002 r7:60000113 r6:e0721d8c r5:84bce000 [ 1327.211773][ T32] r4:84bce000 [ 1327.211797][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.211856][ T32] r5:84bce000 r4:8291a680 [ 1327.211893][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.211937][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.212039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1327.212089][ T32] r4:00000000 [ 1327.212111][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1327.212265][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.212608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.212661][ T32] r5:8500578c r4:85005400 [ 1327.212689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.212940][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.213131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.213859][ T32] Call trace: ** 6 printk messages dropped ** [ 1327.214149][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1327.214455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1327.215031][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1327.215430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1327.215905][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1327.216248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0719e08 ** 9 printk messages dropped ** [ 1327.216809][ T32] r5:00001000 r4:e05c7000 ** 1 printk messages dropped ** [ 1327.216900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.217140][ T32] r4:849c4d80 [ 1327.217160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.217206][ T32] r10:00000000 r9:849c4d80 r8:80287e08 r7:e0721e60 r6:849c4e80 r5:84bcec00 [ 1327.217229][ T32] r4:00000001 [ 1327.217247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.217301][ T32] Exception stack(0xe0719fb0 to 0xe0719ff8) [ 1327.217334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.217363][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.217409][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.217462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.217489][ T32] r4:849d8700 [ 1327.217744][ T32] INFO: task kworker/1:224:3898 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.217811][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.217923][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.217970][ T32] Call trace: [ 1327.218000][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.218056][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.218103][ T32] r4:00000000 [ 1327.218128][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.218187][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.240090][ T32] 1d20: caaa4000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.240200][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.240286][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.240329][ T32] r5:800b0113 r4:80239bb0 [ 1327.240363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.240427][ T32] r4:82ac21e4 [ 1327.240448][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.240509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.240561][ T32] r4:e0531dc0 [ 1327.240585][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.240638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.240692][ T32] r4:00000000 [ 1327.240715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.240775][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.240801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.240849][ T32] r5:00001000 r4:edb79000 [ 1327.240870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.240910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.240972][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.240997][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.241050][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.241113][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.241171][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.241204][ T32] r4:84819500 [ 1327.241227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.241274][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.241327][ T32] r4:00000001 [ 1327.241358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.241399][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.241447][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.241512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.241619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.241657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.241679][ T32] r4:8444f300 [ 1327.241701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.241730][ T32] INFO: task kworker/1:225:3900 blocked for more than 453 seconds. [ 1327.241776][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.241817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.241844][ T32] task:kworker/1:225 state:D stack:0 pid:3900 tgid:3900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.241900][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.241957][ T32] Call trace: [ 1327.242083][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.242138][ T32] r10:8291a684 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:84bcb000 [ 1327.242162][ T32] r4:84bcb000 [ 1327.242181][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.242223][ T32] r5:84bcb000 r4:8291a680 [ 1327.242264][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.242322][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.242390][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1327.242421][ T32] r4:00000000 [ 1327.242443][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.242478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1327.242592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d8ac0 ** 6 printk messages dropped ** [ 1327.243015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.243060][ T32] r5:85004f8c r4:85004c00 ** 2 printk messages dropped ** [ 1327.243192][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.243527][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.244163][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.244410][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1327.244679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1327.245024][ T32] r5:00001000 r4:edb79000 [ 1327.245047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.245087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.245157][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.245206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.245256][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.245278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.245345][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.245376][ T32] r4:84819500 [ 1327.245395][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.245484][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.245517][ T32] r4:00000001 [ 1327.245537][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.245573][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.245598][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.245625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.245672][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.245708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.245733][ T32] r4:8444f300 [ 1327.245753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.245794][ T32] INFO: task kworker/1:226:3902 blocked for more than 453 seconds. [ 1327.245825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.245859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.245904][ T32] task:kworker/1:226 state:D stack:0 pid:3902 tgid:3902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.245979][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.246023][ T32] Call trace: [ 1327.246076][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.246145][ T32] r10:8291a684 r9:e073dd84 r8:00000002 r7:60000013 r6:e073dd8c r5:84bd0000 [ 1327.246171][ T32] r4:84bd0000 [ 1327.246213][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.246260][ T32] r5:84bd0000 r4:8291a680 [ 1327.246280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.246339][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.246409][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 [ 1327.246460][ T32] r4:00000000 [ 1327.246482][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.246520][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.246555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.246594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d8b40 [ 1327.246616][ T32] r4:00000000 [ 1327.246636][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.246679][ T32] r9:83018205 r8:84bd0000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1327.246711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.246760][ T32] r5:00001000 r4:e0733000 [ 1327.246782][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.246864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.246921][ T32] r5:8500538c r4:85005000 [ 1327.246947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.246995][ T32] r7:ddde2d80 r6:83018200 r5:8500538c r4:84a11000 [ 1327.247020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.247108][ T32] r10:61c88647 r9:84bd0000 r8:84a1102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.247145][ T32] r4:84a11000 [ 1327.247189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.247249][ T32] r10:00000000 r9:84a11000 r8:80287e08 r7:e0721e60 r6:84a11280 r5:84bd0000 [ 1327.247274][ T32] r4:00000001 [ 1327.247315][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1327.247445][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.248105][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1327.264726][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.264895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1327.265306][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 7 printk messages dropped ** [ 1327.265629][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 6 printk messages dropped ** [ 1327.265893][ T32] INFO: task kworker/1:227:3904 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.266305][ T32] r4:84bd0c00 ** 4 printk messages dropped ** [ 1327.266490][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0745e08 ** 9 printk messages dropped ** [ 1327.266809][ T32] r5:00001000 r4:e076b000 ** 1 printk messages dropped ** [ 1327.266914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.267185][ T32] r4:84a11080 ** 6 printk messages dropped ** [ 1327.267399][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.268021][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.268065][ T32] Call trace: [ 1327.268094][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.268154][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.282980][ T32] r4:00000000 [ 1327.283067][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.283141][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.283174][ T32] 1d20: cb230000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.283204][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.283228][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.283252][ T32] r5:800b0113 r4:80239bb0 [ 1327.283293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.283344][ T32] r4:82ac21e4 [ 1327.283365][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.283406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.283449][ T32] r4:e0531dc0 [ 1327.283492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.283570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.283597][ T32] r4:00000000 [ 1327.283617][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.283664][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.283706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.283761][ T32] r5:00001000 r4:edb79000 [ 1327.283807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.283851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.283894][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.283934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.284010][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.284036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.284099][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.284125][ T32] r4:84819500 [ 1327.284146][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.284191][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.284212][ T32] r4:00000001 [ 1327.284254][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.284293][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.284319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.284347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.284382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.284422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.284457][ T32] r4:8444f300 [ 1327.284482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.284532][ T32] INFO: task kworker/1:228:3905 blocked for more than 453 seconds. [ 1327.284593][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.284621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.284644][ T32] task:kworker/1:228 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.284698][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.284767][ T32] Call trace: [ 1327.284814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.284864][ T32] r10:8291a684 r9:e0759d84 r8:00000002 r7:60000013 r6:e0759d8c r5:84bd2400 [ 1327.284896][ T32] r4:84bd2400 [ 1327.284927][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.284972][ T32] r5:84bd2400 r4:8291a680 [ 1327.284992][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.285032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.285074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 [ 1327.285095][ T32] r4:00000000 [ 1327.285114][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1327.285437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.285562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.285723][ T32] r7:ddde2d80 r6:83018200 r5:85005b8c r4:84a11200 ** 2 printk messages dropped ** [ 1327.285837][ T32] r4:84a11200 ** 4 printk messages dropped ** [ 1327.286034][ T32] Exception stack(0xe0759fb0 to 0xe0759ff8) ** 4 printk messages dropped ** [ 1327.286195][ T32] r4:849d8d00 ** 3 printk messages dropped ** [ 1327.286750][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.286966][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 4 printk messages dropped ** [ 1327.287195][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1327.287678][ T32] r5:00001000 r4:edb79000 ** 7 printk messages dropped ** [ 1327.288002][ T32] r4:84819500 ** 2 printk messages dropped ** [ 1327.288120][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.300462][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1327.301080][ T32] r10:8291a684 r9:e0769d84 r8:00000002 r7:60000113 r6:e0769d8c r5:84bd3c00 ** 8 printk messages dropped ** [ 1327.301359][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1327.301634][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.301812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1327.302102][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1327.303015][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.303698][ T32] r4:e0531dc0 ** 3 printk messages dropped ** [ 1327.303829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.303874][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.303895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.303940][ T32] r5:00001000 r4:edb79000 [ 1327.303971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.304016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.304059][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.304078][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.304123][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.304143][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.304188][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.304240][ T32] r4:84819500 [ 1327.304262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.304311][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.304363][ T32] r4:00000001 [ 1327.304387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.304437][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.304492][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.304525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.304682][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.304740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.304777][ T32] r4:8444f300 [ 1327.304803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.304892][ T32] INFO: task kworker/0:168:3911 blocked for more than 453 seconds. [ 1327.304924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.304975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.305011][ T32] task:kworker/0:168 state:D stack:0 pid:3911 tgid:3911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.305064][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.305110][ T32] Call trace: [ 1327.305222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.305273][ T32] r10:8291a684 r9:e0765d84 r8:00000002 r7:60000013 r6:e0765d8c r5:84bd3000 [ 1327.305296][ T32] r4:84bd3000 [ 1327.305315][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.305356][ T32] r5:84bd3000 r4:8291a680 [ 1327.305412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.305458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.305569][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0765e08 [ 1327.305597][ T32] r4:00000000 [ 1327.305619][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.305690][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.305730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.305787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6e40 [ 1327.305813][ T32] r4:00000000 [ 1327.305833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.305899][ T32] r9:83018005 r8:84bd3000 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1327.305925][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.305966][ T32] r5:00001000 r4:dfbfb000 [ 1327.306014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.306086][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.306131][ T32] r5:84ba6f8c r4:84ba6c00 [ 1327.306153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.306198][ T32] r7:dddced80 r6:83018000 r5:84ba6f8c r4:849cd400 [ 1327.306218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.306301][ T32] r10:61c88647 r9:84bd3000 r8:849cd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.306326][ T32] r4:849cd400 [ 1327.306377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.306424][ T32] r10:00000000 r9:849cd400 r8:80287e08 r7:e06fde60 r6:84a11500 r5:84bd3000 [ 1327.306446][ T32] r4:00000001 [ 1327.306520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.306587][ T32] Exception stack(0xe0765fb0 to 0xe0765ff8) [ 1327.306649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.306711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.306752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.306790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.306834][ T32] r4:849db740 [ 1327.307114][ T32] INFO: task kworker/0:168:3911 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.307150][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.307265][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.307331][ T32] Call trace: [ 1327.307395][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.307450][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.307503][ T32] r4:00000000 [ 1327.307527][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.307567][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.307594][ T32] 1d20: cb427000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.307622][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.307646][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.307669][ T32] r5:800b0113 r4:80239bb0 [ 1327.307706][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.307749][ T32] r4:82ac21e4 [ 1327.307796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.307873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.307899][ T32] r4:e0531dc0 [ 1327.307922][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.307964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.307987][ T32] r4:00000000 [ 1327.308006][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.308096][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.308122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.308167][ T32] r5:00001000 r4:edb79000 [ 1327.308209][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.333155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.333266][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.333290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.333369][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.333395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.333449][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.333532][ T32] r4:84819500 [ 1327.333556][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.333620][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.333646][ T32] r4:00000001 [ 1327.333666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.333704][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.333734][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.333817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.333849][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.333879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.333901][ T32] r4:8444f300 [ 1327.333926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.333956][ T32] INFO: task kworker/1:230:3913 blocked for more than 453 seconds. [ 1327.334011][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.334069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.334111][ T32] task:kworker/1:230 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.334178][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.334267][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.334566][ T32] r5:84bd4800 r4:8291a680 ** 7 printk messages dropped ** [ 1327.334955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2400 ** 6 printk messages dropped ** [ 1327.335248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.335569][ T32] r10:00000000 r9:84a11600 r8:80287e08 r7:e0769e60 r6:84a11700 r5:84bd4800 ** 6 printk messages dropped ** [ 1327.335908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.335931][ T32] r4:849d2280 [ 1327.336354][ T32] INFO: task kworker/1:230:3913 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.336405][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.336466][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.336556][ T32] Call trace: [ 1327.336586][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.336706][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.336737][ T32] r4:00000000 [ 1327.336804][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.336876][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.336908][ T32] 1d20: cbbc9000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.336937][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.336961][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.336984][ T32] r5:800b0113 r4:80239bb0 [ 1327.337004][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.337075][ T32] r4:82ac21e4 [ 1327.337139][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.337184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.337247][ T32] r4:e0531dc0 [ 1327.337270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.337339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.337365][ T32] r4:00000000 [ 1327.337414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.337462][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.337484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.337524][ T32] r5:00001000 r4:edb79000 [ 1327.337544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.337581][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.337652][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.337725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.337780][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.337802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.337861][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.337886][ T32] r4:84819500 [ 1327.337906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.337950][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.338001][ T32] r4:00000001 [ 1327.338052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.338092][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.338121][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.338148][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.338185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.350355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.350433][ T32] r4:8444f300 [ 1327.350492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.350529][ T32] INFO: task kworker/1:231:3914 blocked for more than 453 seconds. [ 1327.350564][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.350619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1327.350801][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1327.351362][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.351711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1327.352374][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1327.353544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 18 printk messages dropped ** [ 1327.354391][ T32] r4:84819500 ** 5 printk messages dropped ** [ 1327.354598][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1327.355428][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.355495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.355542][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0785e08 [ 1327.355564][ T32] r4:00000000 [ 1327.355584][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.355617][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.355650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.355709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2f00 [ 1327.355767][ T32] r4:00000000 [ 1327.355791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.355837][ T32] r9:83018205 r8:84bd6000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1327.355859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.355900][ T32] r5:00001000 r4:dfc75000 [ 1327.355948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.355992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.356044][ T32] r5:85007f8c r4:85007c00 [ 1327.356066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.356111][ T32] r7:ddde2d80 r6:83018200 r5:85007f8c r4:84a11780 [ 1327.356161][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.356210][ T32] r10:61c88647 r9:84bd6000 r8:84a117ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.356233][ T32] r4:84a11780 [ 1327.356251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.356326][ T32] r10:00000000 r9:84a11780 r8:80287e08 r7:e0789e60 r6:84a11880 r5:84bd6000 [ 1327.356352][ T32] r4:00000001 [ 1327.356371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.356418][ T32] Exception stack(0xe0785fb0 to 0xe0785ff8) [ 1327.356478][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.356510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.356537][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.356587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.356642][ T32] r4:849d2900 [ 1327.356891][ T32] INFO: task kworker/1:232:3917 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.356992][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.357049][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.357092][ T32] Call trace: [ 1327.357121][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.357185][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.357271][ T32] r4:00000000 [ 1327.357323][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.357365][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.357393][ T32] 1d20: cc19b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.357422][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.357446][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.357469][ T32] r5:800b0113 r4:80239bb0 [ 1327.357488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.357527][ T32] r4:82ac21e4 [ 1327.357575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.357621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.357643][ T32] r4:e0531dc0 [ 1327.357671][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.357720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.357747][ T32] r4:00000000 [ 1327.357778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.357870][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.357901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.357946][ T32] r5:00001000 r4:edb79000 [ 1327.357965][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.358034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.358081][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.358101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.358153][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.358280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.378650][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1327.378721][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1327.379076][ T32] r4:8444f300 [ 1327.379099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.379129][ T32] INFO: task kworker/1:233:3918 blocked for more than 453 seconds. [ 1327.379160][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.379185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.379207][ T32] task:kworker/1:233 state:D stack:0 pid:3918 tgid:3918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.379263][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.379348][ T32] Call trace: [ 1327.379380][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.379436][ T32] r10:8291a684 r9:e0791d84 r8:00000002 r7:60000013 r6:e0791d8c r5:84bd6c00 [ 1327.379493][ T32] r4:84bd6c00 [ 1327.379548][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.379595][ T32] r5:84bd6c00 r4:8291a680 [ 1327.379616][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.379656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.379708][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0791e08 [ 1327.379734][ T32] r4:00000000 [ 1327.379760][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.379821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.379863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.379904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2780 [ 1327.379948][ T32] r4:00000000 [ 1327.380012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.380063][ T32] r9:83018205 r8:84bd6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1327.380085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.380127][ T32] r5:00001000 r4:df9cf000 ** 1 printk messages dropped ** [ 1327.380228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1327.380684][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1327.381682][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1327.381995][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1327.382452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1327.382963][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1327.383150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1327.383408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1327.383588][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1327.383681][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.383980][ T32] r4:84bd1800 ** 2 printk messages dropped ** [ 1327.384071][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.384336][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1327.384463][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.384588][ T32] r5:00001000 r4:dfa1b000 ** 1 printk messages dropped ** [ 1327.384711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.384826][ T32] r5:8500738c r4:85007000 [ 1327.384851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.384924][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.385056][ T32] r10:00000000 r9:84a11800 r8:80287e08 r7:e0785e60 r6:84a11980 r5:84bd1800 [ 1327.385078][ T32] r4:00000001 [ 1327.385096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.385129][ T32] Exception stack(0xe0641fb0 to 0xe0641ff8) [ 1327.385154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.385181][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.385208][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.385235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.385260][ T32] r4:849d2840 [ 1327.385520][ T32] INFO: task kworker/1:234:3920 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.385580][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.385638][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.385682][ T32] Call trace: [ 1327.385714][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.385787][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.385814][ T32] r4:00000000 [ 1327.385834][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.385872][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.385900][ T32] 1d20: cc66c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.385990][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.386018][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.386042][ T32] r5:800b0113 r4:80239bb0 [ 1327.386085][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.386129][ T32] r4:82ac21e4 [ 1327.386152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.386209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.386264][ T32] r4:e0531dc0 [ 1327.386316][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.386361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.386414][ T32] r4:00000000 [ 1327.386437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.386482][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.386503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.386544][ T32] r5:00001000 r4:edb79000 [ 1327.386563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.386600][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.386641][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.386660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.386704][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.386725][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.386776][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.386799][ T32] r4:84819500 [ 1327.386840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.386887][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.386925][ T32] r4:00000001 [ 1327.387004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.387063][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.387092][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.387120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.387146][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.387173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.387198][ T32] r4:8444f300 [ 1327.387220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.387244][ T32] INFO: task kworker/1:235:3922 blocked for more than 453 seconds. [ 1327.387314][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.387341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.387392][ T32] task:kworker/1:235 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.387438][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.387509][ T32] Call trace: [ 1327.387601][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.387652][ T32] r10:8291a684 r9:e0645d84 r8:00000002 r7:60000013 r6:e0645d8c r5:84bd8000 [ 1327.387705][ T32] r4:84bd8000 [ 1327.387760][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.387809][ T32] r5:84bd8000 r4:8291a680 [ 1327.387831][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.387890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.387975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0645e08 [ 1327.388001][ T32] r4:00000000 [ 1327.388077][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.388115][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.388150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.388189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2a80 [ 1327.388211][ T32] r4:00000000 [ 1327.422223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.422434][ T32] r9:83018205 r8:84bd8000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.422485][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.422540][ T32] r5:00001000 r4:dfa93000 [ 1327.422563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.422603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.422646][ T32] r5:8500778c r4:85007400 [ 1327.422666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.422712][ T32] r7:ddde2d80 r6:83018200 r5:8500778c r4:84a11a80 [ 1327.422733][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.422795][ T32] r10:61c88647 r9:84bd8000 r8:84a11aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.422855][ T32] r4:84a11a80 [ 1327.422887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.422936][ T32] r10:00000000 r9:84a11a80 r8:80287e08 r7:e0785e60 r6:84a11c00 r5:84bd8000 [ 1327.422991][ T32] r4:00000001 [ 1327.423050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.423093][ T32] Exception stack(0xe0645fb0 to 0xe0645ff8) [ 1327.423126][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.423167][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.423197][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.423276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.423301][ T32] r4:849d2a40 [ 1327.423762][ T32] INFO: task kworker/1:235:3922 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.423808][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.423911][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.423960][ T32] Call trace: [ 1327.423996][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.424111][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.424167][ T32] r4:00000000 [ 1327.424219][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.424262][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.424313][ T32] 1d20: cd538000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.424348][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.424375][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.424399][ T32] r5:800b0113 r4:80239bb0 [ 1327.424418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.424460][ T32] r4:82ac21e4 [ 1327.424518][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.424622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.424652][ T32] r4:e0531dc0 [ 1327.424728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.424791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.424817][ T32] r4:00000000 [ 1327.424837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.424883][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.424934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.424980][ T32] r5:00001000 r4:edb79000 [ 1327.425000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.425041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.425084][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.425108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.425187][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.425212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.425259][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.425331][ T32] r4:84819500 [ 1327.425354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.425422][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.425451][ T32] r4:00000001 [ 1327.425472][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.425507][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.425533][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.425561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.425587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.425651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.425698][ T32] r4:8444f300 [ 1327.425722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.425795][ T32] INFO: task kworker/1:236:3924 blocked for more than 453 seconds. [ 1327.425850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.425895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.425919][ T32] task:kworker/1:236 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.425969][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.426011][ T32] Call trace: [ 1327.426063][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.426112][ T32] r10:8291a684 r9:e0665d84 r8:00000002 r7:60000113 r6:e0665d8c r5:84bd8c00 [ 1327.426183][ T32] r4:84bd8c00 [ 1327.426207][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.426251][ T32] r5:84bd8c00 r4:8291a680 [ 1327.426296][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.426340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.426422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0665e08 [ 1327.426447][ T32] r4:00000000 [ 1327.426467][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.426501][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.426535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.426605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d2c40 [ 1327.426630][ T32] r4:00000000 [ 1327.426688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.426765][ T32] r9:83018205 r8:84bd8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.426791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.426881][ T32] r5:00001000 r4:dfc2f000 [ 1327.426904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.427102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.427194][ T32] r5:85007b8c r4:85007800 [ 1327.427255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.427313][ T32] r7:ddde2d80 r6:83018200 r5:85007b8c r4:84a11b00 [ 1327.427700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.427758][ T32] r10:61c88647 r9:84bd8c00 r8:84a11b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.427960][ T32] r4:84a11b00 [ 1327.427983][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.428029][ T32] r10:00000000 r9:84a11b00 r8:80287e08 r7:e0785e60 r6:84a11d00 r5:84bd8c00 [ 1327.428050][ T32] r4:00000001 [ 1327.428069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.428105][ T32] Exception stack(0xe0665fb0 to 0xe0665ff8) [ 1327.428132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.428160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.428186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.428383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.440893][ T32] r4:849d2c00 [ 1327.441446][ T32] INFO: task kworker/1:236:3924 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.441492][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.441596][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.441769][ T32] Call trace: [ 1327.441830][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.441995][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.442058][ T32] r4:00000000 [ 1327.442150][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.442368][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.442435][ T32] 1d20: cd538000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.442467][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.442496][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.442521][ T32] r5:800b0113 r4:80239bb0 [ 1327.442542][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.442587][ T32] r4:82ac21e4 [ 1327.442608][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.442650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.442708][ T32] r4:e0531dc0 [ 1327.442804][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.442871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.442898][ T32] r4:00000000 [ 1327.442920][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.442966][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.442988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.443031][ T32] r5:00001000 r4:edb79000 [ 1327.443051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.443105][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.443153][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.443242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.443312][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.443371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.443422][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.443445][ T32] r4:84819500 [ 1327.443505][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.443584][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.443626][ T32] r4:00000001 [ 1327.443683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.443762][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.443798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.444053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.444084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.444221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.444246][ T32] r4:8444f300 [ 1327.444335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.444373][ T32] INFO: task kworker/1:237:3925 blocked for more than 453 seconds. ** 5 printk messages dropped ** [ 1327.444947][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1327.445208][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.445629][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.445941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.446026][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1327.447029][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.447057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.447085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.447107][ T32] r4:849d2c00 [ 1327.447369][ T32] INFO: task kworker/1:237:3925 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.447404][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.447460][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.447944][ T32] Call trace: [ 1327.448455][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.468932][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.468981][ T32] r4:00000000 [ 1327.469005][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.469069][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.469102][ T32] 1d20: cdb85000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.469153][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.469184][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.469222][ T32] r5:800b0113 r4:80239bb0 [ 1327.469246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.469290][ T32] r4:82ac21e4 [ 1327.469310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.469353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.469377][ T32] r4:e0531dc0 [ 1327.469421][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.469467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.469503][ T32] r4:00000000 [ 1327.469526][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.469574][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.469596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.469641][ T32] r5:00001000 r4:edb79000 [ 1327.469674][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.469717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.469809][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.469837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.469910][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.469948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.470000][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.470028][ T32] r4:84819500 [ 1327.470050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.470109][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.470159][ T32] r4:00000001 [ 1327.470187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.470224][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.470294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.470326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.470353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.470395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.470421][ T32] r4:8444f300 [ 1327.470457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.470515][ T32] INFO: task kworker/1:238:3926 blocked for more than 453 seconds. [ 1327.470575][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.470606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.470632][ T32] task:kworker/1:238 state:D stack:0 pid:3926 tgid:3926 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.470723][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.470869][ T32] Call trace: [ 1327.470908][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.470959][ T32] r10:8291a684 r9:e07a9d84 r8:00000002 r7:60000013 r6:e07a9d8c r5:84bdb000 [ 1327.471008][ T32] r4:84bdb000 [ 1327.471034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.471079][ T32] r5:84bdb000 r4:8291a680 [ 1327.471137][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.471180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.471222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07a9e08 [ 1327.471244][ T32] r4:00000000 [ 1327.471263][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.471296][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.471331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.471397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18000 [ 1327.471423][ T32] r4:00000000 [ 1327.471455][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.471518][ T32] r9:83018205 r8:84bdb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.471543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.471661][ T32] r5:00001000 r4:dfd85000 [ 1327.471709][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.471759][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.471804][ T32] r5:8501838c r4:85018000 [ 1327.471841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.471896][ T32] r7:ddde2d80 r6:83018200 r5:8501838c r4:84a11d80 [ 1327.471930][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.471993][ T32] r10:61c88647 r9:84bdb000 r8:84a11dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.472058][ T32] r4:84a11d80 [ 1327.472111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.472189][ T32] r10:00000000 r9:84a11d80 r8:80287e08 r7:e07a1e60 r6:84a11f00 r5:84bdb000 [ 1327.472216][ T32] r4:00000001 [ 1327.472237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.472273][ T32] Exception stack(0xe07a9fb0 to 0xe07a9ff8) [ 1327.472301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.472341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.472425][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.472502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.472535][ T32] r4:849d2c00 [ 1327.472993][ T32] INFO: task kworker/1:238:3926 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.473070][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.473134][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.473179][ T32] Call trace: [ 1327.473242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.473319][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.473343][ T32] r4:00000000 [ 1327.473393][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.473437][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.473490][ T32] 1d20: cdb85000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.473525][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.473550][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.473574][ T32] r5:800b0113 r4:80239bb0 [ 1327.473593][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.473663][ T32] r4:82ac21e4 [ 1327.473712][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.473793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.473821][ T32] r4:e0531dc0 [ 1327.473842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.473907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.473933][ T32] r4:00000000 [ 1327.473954][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.474000][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.474039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.474107][ T32] r5:00001000 r4:edb79000 [ 1327.474136][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.474203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.474270][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.474321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.474374][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.474395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.474441][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.474496][ T32] r4:84819500 [ 1327.474520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.474595][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.474626][ T32] r4:00000001 [ 1327.474646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.474686][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.474725][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.474763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.474791][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.474852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.474899][ T32] r4:8444f300 [ 1327.474937][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.474966][ T32] INFO: task kworker/1:239:3930 blocked for more than 453 seconds. [ 1327.475019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.475079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.475103][ T32] task:kworker/1:239 state:D stack:0 pid:3930 tgid:3930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.475150][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.475193][ T32] Call trace: [ 1327.475222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.475285][ T32] r10:8291a684 r9:e07add84 r8:00000002 r7:60000113 r6:e07add8c r5:84bdbc00 [ 1327.475311][ T32] r4:84bdbc00 [ 1327.475332][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.475398][ T32] r5:84bdbc00 r4:8291a680 [ 1327.475427][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.475485][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.475557][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07ade08 [ 1327.475584][ T32] r4:00000000 [ 1327.475629][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.475693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.475760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.475807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18400 [ 1327.475830][ T32] r4:00000000 [ 1327.475850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.475919][ T32] r9:83018205 r8:84bdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1327.475945][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.476080][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.476123][ T32] r5:85018b8c r4:85018800 [ 1327.476187][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1327.476370][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1327.476684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1327.477184][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.477383][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.477438][ T32] 1d20: cdb85000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.477471][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.477496][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.477520][ T32] r5:800b0113 r4:80239bb0 [ 1327.477540][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.477620][ T32] r4:82ac21e4 [ 1327.477645][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.477689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.477711][ T32] r4:e0531dc0 [ 1327.477759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.477819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.477846][ T32] r4:00000000 [ 1327.477914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.477972][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.477996][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.478037][ T32] r5:00001000 r4:edb79000 [ 1327.478082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.478126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.478170][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.478189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.478335][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.507756][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.507876][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.507923][ T32] r4:84819500 [ 1327.507988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.508057][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.508084][ T32] r4:00000001 [ 1327.508104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.508143][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.508174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.508215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.508737][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.508838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.508867][ T32] r4:8444f300 [ 1327.508892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.508922][ T32] INFO: task kworker/1:240:3932 blocked for more than 454 seconds. [ 1327.508955][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.508980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.509002][ T32] task:kworker/1:240 state:D stack:0 pid:3932 tgid:3932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.509083][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.509181][ T32] Call trace: [ 1327.509243][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.509323][ T32] r10:8291a684 r9:e0795d84 r8:00000002 r7:60000013 r6:e0795d8c r5:84bdc800 [ 1327.509374][ T32] r4:84bdc800 [ 1327.509409][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.509468][ T32] r5:84bdc800 r4:8291a680 [ 1327.509492][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.509533][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.509589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0795e08 [ 1327.509640][ T32] r4:00000000 [ 1327.509675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.509713][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.509756][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.509798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18880 [ 1327.509821][ T32] r4:00000000 [ 1327.509841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.509898][ T32] r9:83018205 r8:84bdc800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1327.509954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.510020][ T32] r5:00001000 r4:dfeed000 [ 1327.510045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.510091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.510160][ T32] r5:8501978c r4:85019400 [ 1327.510184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.510258][ T32] r7:ddde2d80 r6:83018200 r5:8501978c r4:84a1b080 [ 1327.510283][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.510354][ T32] r10:61c88647 r9:84bdc800 r8:84a1b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.510381][ T32] r4:84a1b080 [ 1327.510423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.510477][ T32] r10:00000000 r9:84a1b080 r8:80287e08 r7:e07ade60 r6:84a1b000 r5:84bdc800 [ 1327.510501][ T32] r4:00000001 [ 1327.510522][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.510558][ T32] Exception stack(0xe0795fb0 to 0xe0795ff8) [ 1327.510585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.510614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.510639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.510667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.510715][ T32] r4:84a183c0 [ 1327.511174][ T32] INFO: task kworker/1:240:3932 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.511242][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.511307][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.511382][ T32] Call trace: [ 1327.511421][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.511476][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.511512][ T32] r4:00000000 [ 1327.511536][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.511588][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.511636][ T32] 1d20: ce090000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.511668][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.511694][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.511717][ T32] r5:800b0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1327.511877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1327.512425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.512471][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.512519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.512593][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.512619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.512692][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.512745][ T32] r4:84819500 [ 1327.512784][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.512833][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.512861][ T32] r4:00000001 [ 1327.512883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.512919][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.512985][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.513025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.513101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.513137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.513185][ T32] r4:8444f300 [ 1327.513209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.513262][ T32] INFO: task kworker/1:241:3933 blocked for more than 454 seconds. [ 1327.513319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.513348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.513371][ T32] task:kworker/1:241 state:D stack:0 pid:3933 tgid:3933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.513430][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.513531][ T32] Call trace: [ 1327.513565][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.513638][ T32] r10:8291a684 r9:e07b5d84 r8:00000002 r7:60000113 r6:e07b5d8c r5:84bdd400 [ 1327.513673][ T32] r4:84bdd400 [ 1327.513695][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.513739][ T32] r5:84bdd400 r4:8291a680 [ 1327.513779][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.513823][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.513866][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1327.513889][ T32] r4:00000000 [ 1327.513909][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.513942][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.514052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.514123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a185c0 [ 1327.514151][ T32] r4:00000000 [ 1327.514171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.514215][ T32] r9:83018205 r8:84bdd400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1327.514242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.514285][ T32] r5:00001000 r4:dfe83000 ** 1 printk messages dropped ** [ 1327.514345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.514493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.514759][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) ** 6 printk messages dropped ** [ 1327.515259][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.515914][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1327.515999][ T32] r4:e0531dc0 ** 1 printk messages dropped ** [ 1327.516119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 4 printk messages dropped ** [ 1327.516324][ T32] r5:00001000 r4:edb79000 ** 2 printk messages dropped ** [ 1327.516531][ T32] r5:85f5fb8c r4:85f5f800 ** 3 printk messages dropped ** [ 1327.516749][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1327.516876][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.517069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.517202][ T32] INFO: task kworker/1:242:3936 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1327.517385][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1327.517581][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1327.517869][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.518103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1327.550703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18700 ** 4 printk messages dropped ** [ 1327.551111][ T32] r5:00001000 r4:dfebf000 ** 1 printk messages dropped ** [ 1327.551228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.551274][ T32] r5:8501938c r4:85019000 [ 1327.551297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.551441][ T32] r10:61c88647 r9:84bde000 r8:84a1b1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1327.551573][ T32] r10:00000000 r9:84a1b180 r8:80287e08 r7:e0795e60 r6:84a1b380 r5:84bde000 ** 4 printk messages dropped ** [ 1327.551770][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.552613][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.552702][ T32] Call trace: [ 1327.552797][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.552856][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.552881][ T32] r4:00000000 [ 1327.552917][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.552961][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.552990][ T32] 1d20: ce625000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.553031][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.553084][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.553111][ T32] r5:800b0113 r4:80239bb0 [ 1327.553157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.553204][ T32] r4:82ac21e4 [ 1327.553225][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.553268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.553290][ T32] r4:e0531dc0 [ 1327.553315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.553359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.553381][ T32] r4:00000000 [ 1327.553425][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.553516][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.553571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.553642][ T32] r5:00001000 r4:edb79000 [ 1327.553665][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.553706][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.553760][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.553786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.553858][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.553884][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.553932][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.553955][ T32] r4:84819500 [ 1327.553974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.554020][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.554042][ T32] r4:00000001 [ 1327.554060][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.554094][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.554149][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.554206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.554262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.554295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.554349][ T32] r4:8444f300 [ 1327.554374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.554418][ T32] INFO: task kworker/1:243:3938 blocked for more than 454 seconds. [ 1327.554459][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.554511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.554538][ T32] task:kworker/1:243 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.554619][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.554720][ T32] Call trace: [ 1327.554751][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.554834][ T32] r10:8291a684 r9:e07bdd84 r8:00000002 r7:60000113 r6:e07bdd8c r5:84bdec00 [ 1327.554884][ T32] r4:84bdec00 [ 1327.554907][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.554951][ T32] r5:84bdec00 r4:8291a680 [ 1327.554971][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.555013][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.555056][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07bde08 [ 1327.555078][ T32] r4:00000000 [ 1327.555097][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.555131][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.555192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.555240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18cc0 [ 1327.555263][ T32] r4:00000000 [ 1327.555284][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.555399][ T32] r9:83018205 r8:84bdec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1327.555433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.555484][ T32] r5:00001000 r4:e0015000 [ 1327.555505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.555569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.555615][ T32] r5:8501a38c r4:8501a000 [ 1327.555635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.555707][ T32] r7:ddde2d80 r6:83018200 r5:8501a38c r4:84a1b200 [ 1327.555784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.555836][ T32] r10:61c88647 r9:84bdec00 r8:84a1b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.555861][ T32] r4:84a1b200 [ 1327.555945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.555994][ T32] r10:00000000 r9:84a1b200 r8:80287e08 r7:e0795e60 r6:84a1b480 r5:84bdec00 [ 1327.556045][ T32] r4:00000001 [ 1327.556105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.556171][ T32] Exception stack(0xe07bdfb0 to 0xe07bdff8) [ 1327.556204][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.556259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.556290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.556337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.556386][ T32] r4:84a18840 [ 1327.556751][ T32] INFO: task kworker/1:243:3938 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.556818][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.556911][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.556992][ T32] Call trace: [ 1327.557043][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.557120][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.557148][ T32] r4:00000000 [ 1327.557168][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.557224][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.557257][ T32] 1d20: ce625000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.557285][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.557309][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.557346][ T32] r5:800b0113 r4:80239bb0 [ 1327.557394][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1327.557560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.557596][ T32] r4:e0531dc0 [ 1327.557662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.557721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.557767][ T32] r4:00000000 [ 1327.557821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.557872][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 3 printk messages dropped ** [ 1327.558015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.558221][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1327.575372][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 3 printk messages dropped ** [ 1327.575521][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1327.575708][ T32] r4:8444f300 ** 2 printk messages dropped ** [ 1327.575881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1327.576241][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1327.576495][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.576705][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.577032][ T32] r5:00001000 r4:dff23000 ** 1 printk messages dropped ** [ 1327.577142][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.577225][ T32] r5:85019b8c r4:85019800 ** 1 printk messages dropped ** [ 1327.577350][ T32] r7:ddde2d80 r6:83018200 r5:85019b8c r4:84a1b300 ** 1 printk messages dropped ** [ 1327.577444][ T32] r10:61c88647 r9:84bda400 r8:84a1b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1327.577691][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.577837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1327.592345][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.592470][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 5 printk messages dropped ** [ 1327.592743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.592810][ T32] r4:e0531dc0 [ 1327.592837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.592907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.592935][ T32] r4:00000000 [ 1327.592957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.593017][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.593043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.593112][ T32] r5:00001000 r4:edb79000 [ 1327.593137][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.593178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.593245][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.593295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.593362][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.593387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.593436][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.593459][ T32] r4:84819500 [ 1327.593479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.593536][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.593564][ T32] r4:00000001 [ 1327.593595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.593635][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.593662][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.593705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.593736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.593773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.593830][ T32] r4:8444f300 [ 1327.593857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.593892][ T32] INFO: task kworker/1:245:3942 blocked for more than 454 seconds. [ 1327.593939][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.593990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.594039][ T32] task:kworker/1:245 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.594095][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.594139][ T32] Call trace: [ 1327.594210][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.594270][ T32] r10:8291a684 r9:e07c1d84 r8:00000002 r7:60000113 r6:e07c1d8c r5:85090000 [ 1327.594299][ T32] r4:85090000 [ 1327.594320][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.594363][ T32] r5:85090000 r4:8291a680 [ 1327.594409][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.594456][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.594514][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 [ 1327.594566][ T32] r4:00000000 [ 1327.594590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.594626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.594659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.594700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18c40 [ 1327.594722][ T32] r4:00000000 [ 1327.594743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.594836][ T32] r9:83018205 r8:85090000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1327.594865][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.594982][ T32] r5:00001000 r4:dffef000 [ 1327.595007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.595047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.595088][ T32] r5:85019f8c r4:85019c00 [ 1327.595109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.595153][ T32] r7:ddde2d80 r6:83018200 r5:85019f8c r4:84a1b400 [ 1327.595173][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.595229][ T32] r10:61c88647 r9:85090000 r8:84a1b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.595256][ T32] r4:84a1b400 [ 1327.595275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.595344][ T32] r10:00000000 r9:84a1b400 r8:80287e08 r7:e07bde60 r6:84a1b600 r5:85090000 [ 1327.595395][ T32] r4:00000001 [ 1327.595419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.595460][ T32] Exception stack(0xe07c1fb0 to 0xe07c1ff8) [ 1327.595486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.595533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.595591][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.595624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.595658][ T32] r4:84a18b80 [ 1327.596087][ T32] INFO: task kworker/1:245:3942 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.596125][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.596220][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.596268][ T32] Call trace: [ 1327.596297][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.596347][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.596371][ T32] r4:00000000 [ 1327.596390][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.596442][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.596481][ T32] 1d20: ceae2000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 1 printk messages dropped ** [ 1327.596537][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 5 printk messages dropped ** [ 1327.596782][ T32] r4:e0531dc0 ** 3 printk messages dropped ** [ 1327.596886][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1327.596950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.597015][ T32] r5:00001000 r4:edb79000 [ 1327.597064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.597138][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.597184][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.597206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.597251][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.597272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.597343][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.597369][ T32] r4:84819500 [ 1327.597388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.597434][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.597481][ T32] r4:00000001 [ 1327.597521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.597561][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.597587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.597632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.597669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.597705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.597729][ T32] r4:8444f300 [ 1327.597774][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.597842][ T32] INFO: task kworker/1:246:3943 blocked for more than 454 seconds. [ 1327.597873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.597897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.597942][ T32] task:kworker/1:246 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.598015][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.598081][ T32] Call trace: [ 1327.598117][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.598165][ T32] r10:8291a684 r9:e07c9d84 r8:00000002 r7:60000113 r6:e07c9d8c r5:85092400 [ 1327.598188][ T32] r4:85092400 [ 1327.598293][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.619024][ T32] r5:85092400 r4:8291a680 [ 1327.619131][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.619252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.619365][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c9e08 [ 1327.619475][ T32] r4:00000000 [ 1327.619525][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.619601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.619685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.619780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43040 [ 1327.619842][ T32] r4:00000000 [ 1327.619898][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.619993][ T32] r9:83018205 r8:85092400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1327.620046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.620180][ T32] r5:00001000 r4:e0035000 [ 1327.620281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.620395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.620504][ T32] r5:8501a78c r4:8501a400 [ 1327.620552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.620651][ T32] r7:ddde2d80 r6:83018200 r5:8501a78c r4:84a1b680 [ 1327.620693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.620796][ T32] r10:61c88647 r9:85092400 r8:84a1b6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.620848][ T32] r4:84a1b680 [ 1327.620895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.620998][ T32] r10:00000000 r9:84a1b680 r8:80287e08 r7:e07bde60 r6:84a1b500 r5:85092400 [ 1327.621065][ T32] r4:00000001 [ 1327.621159][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.621245][ T32] Exception stack(0xe07c9fb0 to 0xe07c9ff8) [ 1327.621306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.621371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.621423][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.621487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.621531][ T32] r4:84a18d00 [ 1327.622226][ T32] INFO: task kworker/1:246:3943 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.622304][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.622392][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.622547][ T32] Call trace: [ 1327.622582][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.622634][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.622664][ T32] r4:00000000 [ 1327.622742][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.622803][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.622891][ T32] 1d20: cee6b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.622939][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.622995][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.623024][ T32] r5:800b0113 r4:80239bb0 [ 1327.623045][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.623116][ T32] r4:82ac21e4 [ 1327.623167][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.623214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.623260][ T32] r4:e0531dc0 [ 1327.623284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.623331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.623381][ T32] r4:00000000 [ 1327.623404][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.623451][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.623473][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.623530][ T32] r5:00001000 r4:edb79000 [ 1327.623554][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.623594][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.623906][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1327.624225][ T32] INFO: task kworker/1:247:3946 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.624731][ T32] r5:85090c00 r4:8291a680 ** 3 printk messages dropped ** [ 1327.624873][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.625137][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.625401][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.625602][ T32] r7:ddde2d80 r6:83018200 r5:8501b38c r4:84a1b700 ** 5 printk messages dropped ** [ 1327.625938][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.626202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1327.626805][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.627030][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1327.627335][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.627573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.627991][ T32] r4:00000001 [ 1327.628037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.628076][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.628102][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.628131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.628159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.628187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.628270][ T32] r4:8444f300 [ 1327.640048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.640116][ T32] INFO: task kworker/1:248:3948 blocked for more than 454 seconds. [ 1327.640156][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.640201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.640303][ T32] task:kworker/1:248 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.640368][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.640478][ T32] Call trace: [ 1327.640543][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.640618][ T32] r10:8291a684 r9:e07d5d84 r8:00000002 r7:60000013 r6:e07d5d8c r5:85093000 [ 1327.640670][ T32] r4:85093000 [ 1327.640705][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.640764][ T32] r5:85093000 r4:8291a680 [ 1327.640788][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.640828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.640876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07d5e08 [ 1327.640901][ T32] r4:00000000 [ 1327.640920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.641030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.641074][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.641140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43140 [ 1327.641179][ T32] r4:00000000 [ 1327.641201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.641300][ T32] r9:83018205 r8:85093000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1327.641338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.641384][ T32] r5:00001000 r4:e0057000 [ 1327.641410][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.641452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.641544][ T32] r5:8501ab8c r4:8501a800 [ 1327.641569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.641618][ T32] r7:ddde2d80 r6:83018200 r5:8501ab8c r4:84a1b880 [ 1327.641666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.641743][ T32] r10:61c88647 r9:85093000 r8:84a1b8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.641799][ T32] r4:84a1b880 [ 1327.641824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.641871][ T32] r10:00000000 r9:84a1b880 r8:80287e08 r7:e07c5e60 r6:84a1b980 r5:85093000 [ 1327.641900][ T32] r4:00000001 [ 1327.641922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.641960][ T32] Exception stack(0xe07d5fb0 to 0xe07d5ff8) [ 1327.641988][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.642016][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.642043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.642071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.642093][ T32] r4:84a43100 [ 1327.642544][ T32] INFO: task kworker/1:248:3948 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.642656][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.642766][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.642849][ T32] Call trace: [ 1327.642886][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.642967][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.642996][ T32] r4:00000000 [ 1327.643017][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1327.643094][ T32] 1d20: cee6b000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1327.643483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 12 printk messages dropped ** [ 1327.644118][ T32] r4:84819500 ** 5 printk messages dropped ** [ 1327.644370][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.644785][ T32] task:kworker/1:249 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.645340][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.645582][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.645896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.646036][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1327.646420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1327.647144][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1327.647645][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.647926][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1327.648341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1327.670331][ T32] r4:8444f300 [ 1327.670357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.670396][ T32] INFO: task kworker/1:250:3952 blocked for more than 454 seconds. [ 1327.670431][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.670457][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.670480][ T32] task:kworker/1:250 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.670578][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.670665][ T32] Call trace: [ 1327.670761][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.670879][ T32] r10:8291a684 r9:e07cdd84 r8:00000002 r7:60000013 r6:e07cdd8c r5:85094800 [ 1327.670911][ T32] r4:85094800 [ 1327.670935][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.670981][ T32] r5:85094800 r4:8291a680 [ 1327.671002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.671046][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.671089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07cde08 [ 1327.671136][ T32] r4:00000000 [ 1327.671161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.671197][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.671235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.671301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43600 [ 1327.671328][ T32] r4:00000000 [ 1327.671373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.671424][ T32] r9:83018205 r8:85094800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1327.671466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.671537][ T32] r5:00001000 r4:e04a5000 [ 1327.671622][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.671665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.671708][ T32] r5:8501b78c r4:8501b400 [ 1327.671728][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.671783][ T32] r7:ddde2d80 r6:83018200 r5:8501b78c r4:84a1bb00 [ 1327.671817][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.671907][ T32] r10:61c88647 r9:85094800 r8:84a1bb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.671958][ T32] r4:84a1bb00 [ 1327.671986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.672037][ T32] r10:00000000 r9:84a1bb00 r8:80287e08 r7:e07c5e60 r6:84a1bc00 r5:85094800 [ 1327.672061][ T32] r4:00000001 [ 1327.672093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.672135][ T32] Exception stack(0xe07cdfb0 to 0xe07cdff8) [ 1327.672163][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.672230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.672335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.672382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.672419][ T32] r4:84a43480 [ 1327.672988][ T32] INFO: task kworker/1:250:3952 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.673072][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.673170][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.673242][ T32] Call trace: [ 1327.673290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.673346][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.673396][ T32] r4:00000000 [ 1327.673438][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1327.673567][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 9 printk messages dropped ** [ 1327.674012][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.674281][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.674787][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1327.675136][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1327.675534][ T32] r4:85095400 ** 3 printk messages dropped ** [ 1327.675691][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1327.676293][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.676368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.676787][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.676928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.676980][ T32] r4:84a43540 ** 2 printk messages dropped ** [ 1327.677363][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1327.677546][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.677681][ T32] 1d20: cf2b9000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 3 printk messages dropped ** [ 1327.677881][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1327.678100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 4 printk messages dropped ** [ 1327.704911][ T32] r5:00001000 r4:edb79000 ** 1 printk messages dropped ** [ 1327.705042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.705104][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.705138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.705188][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.705241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.705343][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.705370][ T32] r4:84819500 [ 1327.705390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.705437][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.705466][ T32] r4:00000001 [ 1327.705486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.705604][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.705638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.705667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.705705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.705749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.705795][ T32] r4:8444f300 [ 1327.705823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.705854][ T32] INFO: task kworker/1:252:3956 blocked for more than 454 seconds. [ 1327.705912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.705943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.705967][ T32] task:kworker/1:252 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.706056][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.706125][ T32] Call trace: [ 1327.706163][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.706216][ T32] r10:8291a684 r9:e07e1d84 r8:00000002 r7:60000113 r6:e07e1d8c r5:85096000 [ 1327.706239][ T32] r4:85096000 [ 1327.706284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.706332][ T32] r5:85096000 r4:8291a680 [ 1327.706410][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.706453][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.706520][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07e1e08 [ 1327.706548][ T32] r4:00000000 [ 1327.706574][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.706612][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.706650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.706716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a437c0 [ 1327.706742][ T32] r4:00000000 [ 1327.706778][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.706878][ T32] r9:83018205 r8:85096000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1327.706908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.706975][ T32] r5:00001000 r4:e0501000 [ 1327.707000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.707067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.707114][ T32] r5:8501bb8c r4:8501b800 [ 1327.707136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.707183][ T32] r7:ddde2d80 r6:83018200 r5:8501bb8c r4:84a1bb80 [ 1327.707227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.707279][ T32] r10:61c88647 r9:85096000 r8:84a1bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.707301][ T32] r4:84a1bb80 [ 1327.707324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.707368][ T32] r10:00000000 r9:84a1bb80 r8:80287e08 r7:e07dde60 r6:84a1bd80 r5:85096000 [ 1327.707390][ T32] r4:00000001 [ 1327.707421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.707465][ T32] Exception stack(0xe07e1fb0 to 0xe07e1ff8) [ 1327.707498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.707543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.707575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.707605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.707652][ T32] r4:84a43780 [ 1327.708109][ T32] INFO: task kworker/1:252:3956 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.708154][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.708283][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.721318][ T32] Call trace: [ 1327.721361][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.721446][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.721476][ T32] r4:00000000 [ 1327.721522][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.721582][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.721624][ T32] 1d20: cfa46000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.721654][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.721679][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.721716][ T32] r5:800b0113 r4:80239bb0 [ 1327.721740][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.721790][ T32] r4:82ac21e4 [ 1327.721810][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.721853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.721902][ T32] r4:e0531dc0 [ 1327.721950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.722020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.722048][ T32] r4:00000000 [ 1327.722069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.722127][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.722164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.722255][ T32] r5:00001000 r4:edb79000 [ 1327.722308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.722373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.722418][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.722463][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.722515][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.722537][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.722637][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.722674][ T32] r4:84819500 [ 1327.722696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.722744][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.722804][ T32] r4:00000001 [ 1327.722841][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.722879][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.722905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.722933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.722960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.722987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.723009][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1327.723275][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.723769][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.723974][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.724224][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.724424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.724892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.725834][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.725969][ T32] 1d20: cfa46000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.726007][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.726058][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.726085][ T32] r5:800b0113 r4:80239bb0 [ 1327.726135][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.726185][ T32] r4:82ac21e4 [ 1327.726207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.726249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.726287][ T32] r4:e0531dc0 [ 1327.726321][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.726366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.726389][ T32] r4:00000000 [ 1327.726410][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.726479][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.726517][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.726588][ T32] r5:00001000 r4:edb79000 [ 1327.726611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.726677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.726724][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.726744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.726867][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.726902][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.726950][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.726981][ T32] r4:84819500 [ 1327.727000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.727069][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.727120][ T32] r4:00000001 [ 1327.727144][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.727180][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.727205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.727234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.727260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.727289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.727312][ T32] r4:8444f300 [ 1327.727357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.727385][ T32] INFO: task kworker/1:254:3960 blocked for more than 454 seconds. [ 1327.727412][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.727435][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.727480][ T32] task:kworker/1:254 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.727554][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.727624][ T32] Call trace: [ 1327.727697][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.727746][ T32] r10:8291a684 r9:e07f9d84 r8:00000002 r7:60000113 r6:e07f9d8c r5:85091800 [ 1327.727782][ T32] r4:85091800 [ 1327.727817][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.727866][ T32] r5:85091800 r4:8291a680 [ 1327.727886][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.727924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.727967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1327.727989][ T32] r4:00000000 [ 1327.728008][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.728042][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.728104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.728150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a18fc0 [ 1327.728173][ T32] r4:00000000 [ 1327.728191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1327.748910][ T32] r5:00001000 r4:e06a5000 ** 1 printk messages dropped ** [ 1327.748992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.749042][ T32] r5:85104f8c r4:85104c00 [ 1327.749064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.749167][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.749282][ T32] r4:84a1bf80 ** 2 printk messages dropped ** [ 1327.749403][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.749587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1327.749727][ T32] r4:84a43a40 ** 2 printk messages dropped ** [ 1327.750360][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1327.750552][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 4 printk messages dropped ** [ 1327.750716][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 3 printk messages dropped ** [ 1327.750916][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1327.751016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 4 printk messages dropped ** [ 1327.751144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1327.751383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.751618][ T32] r4:84819500 [ 1327.751641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.751689][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.751736][ T32] r4:00000001 [ 1327.751764][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.751845][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.751900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.751932][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.751971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.752056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.752083][ T32] r4:8444f300 [ 1327.752105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.752147][ T32] INFO: task kworker/1:255:3962 blocked for more than 454 seconds. [ 1327.752183][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.752208][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.752274][ T32] task:kworker/1:255 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.752388][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.752462][ T32] Call trace: [ 1327.752498][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.752547][ T32] r10:8291a684 r9:e07fdd84 r8:00000002 r7:60000013 r6:e07fdd8c r5:85098000 [ 1327.752584][ T32] r4:85098000 [ 1327.752608][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.752689][ T32] r5:85098000 r4:8291a680 [ 1327.752713][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.752767][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.752814][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07fde08 [ 1327.752854][ T32] r4:00000000 [ 1327.752879][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.752939][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.752979][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.753020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a43c00 [ 1327.753042][ T32] r4:00000000 [ 1327.753060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.753103][ T32] r9:83018205 r8:85098000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1327.753127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.753168][ T32] r5:00001000 r4:e0655000 [ 1327.753187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.753227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.753293][ T32] r5:8510478c r4:85104400 [ 1327.753318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.753366][ T32] r7:ddde2d80 r6:83018200 r5:8510478c r4:84a1bf00 [ 1327.753413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.753464][ T32] r10:61c88647 r9:85098000 r8:84a1bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.753486][ T32] r4:84a1bf00 [ 1327.753532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.753634][ T32] r10:00000000 r9:84a1bf00 r8:80287e08 r7:e07f9e60 r6:84a1be80 r5:85098000 [ 1327.753661][ T32] r4:00000001 [ 1327.753681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.753755][ T32] Exception stack(0xe07fdfb0 to 0xe07fdff8) [ 1327.753789][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.753832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.753888][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.753921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.753944][ T32] r4:84a43bc0 [ 1327.754210][ T32] INFO: task kworker/1:255:3962 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.754249][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.754334][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.754379][ T32] Call trace: [ 1327.754439][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.754491][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.754552][ T32] r4:00000000 [ 1327.754577][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.754616][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.754644][ T32] 1d20: cfe67000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.754673][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.754728][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.754763][ T32] r5:800b0113 r4:80239bb0 [ 1327.754785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.754885][ T32] r4:82ac21e4 [ 1327.754909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.754953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.754975][ T32] r4:e0531dc0 [ 1327.755063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.755121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.755150][ T32] r4:00000000 [ 1327.755170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.755239][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.755339][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.755385][ T32] r5:00001000 r4:edb79000 [ 1327.755405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.755450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.755493][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.755513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.755584][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.755609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.755682][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.755708][ T32] r4:84819500 [ 1327.755756][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.755808][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.755861][ T32] r4:00000001 [ 1327.755884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.755921][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.755948][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.755998][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.756034][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.756065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.756088][ T32] r4:8444f300 [ 1327.756109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1327.756366][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.756744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.757102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.757246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.757515][ T32] Exception stack(0xe4805fb0 to 0xe4805ff8) ** 6 printk messages dropped ** [ 1327.758038][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.781738][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1327.782015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 6 printk messages dropped ** [ 1327.782425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.782476][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.782516][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.782568][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.782591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.782639][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.782688][ T32] r4:84819500 [ 1327.782759][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.782857][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.782917][ T32] r4:00000001 [ 1327.782946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.782988][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.783016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.783074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.783131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.783166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.783215][ T32] r4:8444f300 [ 1327.783244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.783288][ T32] INFO: task kworker/1:257:3966 blocked for more than 454 seconds. [ 1327.783350][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.783381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.783454][ T32] task:kworker/1:257 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.783522][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.783571][ T32] Call trace: [ 1327.783636][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.783717][ T32] r10:8291a684 r9:e4809d84 r8:00000002 r7:60000013 r6:e4809d8c r5:85099800 [ 1327.783746][ T32] r4:85099800 [ 1327.783776][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.783821][ T32] r5:85099800 r4:8291a680 [ 1327.783844][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.783892][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.783936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4809e08 [ 1327.783985][ T32] r4:00000000 [ 1327.784011][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.784125][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.784193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.784249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db080 [ 1327.784349][ T32] r4:00000000 [ 1327.784374][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.784474][ T32] r9:83018205 r8:85099800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1327.784525][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.784693][ T32] r5:00001000 r4:e07e3000 [ 1327.784718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.784768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.784840][ T32] r5:8510538c r4:85105000 [ 1327.784884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.784943][ T32] r7:ddde2d80 r6:83018200 r5:8510538c r4:850d8180 [ 1327.784966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.785025][ T32] r10:61c88647 r9:85099800 r8:850d81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.785066][ T32] r4:850d8180 [ 1327.785091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1327.785189][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.785625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1327.786570][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 6 printk messages dropped ** [ 1327.786891][ T32] r5:800b0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1327.787279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1327.788214][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1327.802546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1327.802979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.803825][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1327.804789][ T32] r5:00001000 r4:e4813000 ** 1 printk messages dropped ** [ 1327.804953][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.805213][ T32] r10:61c88647 r9:8509a400 r8:850d812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1327.805577][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.806457][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.806655][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1327.806981][ T32] r4:82ac21e4 [ 1327.807017][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.807063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.807086][ T32] r4:e0531dc0 [ 1327.807110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.807153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.807176][ T32] r4:00000000 [ 1327.807219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.807270][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.807294][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.807363][ T32] r5:00001000 r4:edb79000 [ 1327.807386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.807426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.807467][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.807513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.807564][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.807586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.807646][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.807689][ T32] r4:84819500 [ 1327.807711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.807765][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.807789][ T32] r4:00000001 [ 1327.807808][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.807850][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.807879][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.807908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.807934][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.807992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.808022][ T32] r4:8444f300 [ 1327.808045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.808086][ T32] INFO: task kworker/1:259:3970 blocked for more than 454 seconds. [ 1327.808140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.808180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.808205][ T32] task:kworker/1:259 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.808333][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.827505][ T32] Call trace: [ 1327.827563][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.827641][ T32] r10:8291a684 r9:e4811d84 r8:00000002 r7:60000113 r6:e4811d8c r5:8509b000 [ 1327.827666][ T32] r4:8509b000 [ 1327.827687][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.827784][ T32] r5:8509b000 r4:8291a680 [ 1327.827812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.827878][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.827925][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4811e08 [ 1327.828003][ T32] r4:00000000 [ 1327.828028][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.828082][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.828125][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.828169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850db500 [ 1327.828332][ T32] r4:00000000 [ 1327.839309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.839409][ T32] r9:83018205 r8:8509b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1327.839436][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.839484][ T32] r5:00001000 r4:e484e000 [ 1327.839506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.839546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.839589][ T32] r5:8510638c r4:85106000 [ 1327.839609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.839656][ T32] r7:ddde2d80 r6:83018200 r5:8510638c r4:850d8400 [ 1327.839677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.839726][ T32] r10:61c88647 r9:8509b000 r8:850d842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.839748][ T32] r4:850d8400 [ 1327.839837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.839892][ T32] r10:00000000 r9:850d8400 r8:80287e08 r7:e480de60 r6:850d8280 r5:8509b000 [ 1327.839915][ T32] r4:00000001 [ 1327.839935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.840175][ T32] Exception stack(0xe4811fb0 to 0xe4811ff8) [ 1327.840211][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.840241][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.840267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.840333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.840387][ T32] r4:850db1c0 [ 1327.840819][ T32] INFO: task kworker/1:259:3970 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.840859][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.840967][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.841049][ T32] Call trace: [ 1327.841082][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.841136][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.841161][ T32] r4:00000000 [ 1327.841255][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.841326][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.841357][ T32] 1d20: d067e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.841407][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.841462][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.841489][ T32] r5:800b0113 r4:80239bb0 [ 1327.841510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.841584][ T32] r4:82ac21e4 [ 1327.841633][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.841704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 2 printk messages dropped ** [ 1327.841888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.841913][ T32] r4:00000000 [ 1327.841933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.841980][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.842002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.842059][ T32] r5:00001000 r4:edb79000 [ 1327.842083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.842149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.842196][ T32] r5:85f5fb8c r4:85f5f800 ** 1 printk messages dropped ** [ 1327.842317][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 8 printk messages dropped ** [ 1327.842909][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.843268][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.843687][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1327.843967][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.844134][ T32] r5:00001000 r4:e4819000 ** 1 printk messages dropped ** [ 1327.844248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.844292][ T32] r5:85105b8c r4:85105800 [ 1327.844313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.844384][ T32] r7:ddde2d80 r6:83018200 r5:85105b8c r4:850d8580 [ 1327.844410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.844483][ T32] r10:61c88647 r9:8509bc00 r8:850d85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.844553][ T32] r4:850d8580 [ 1327.844577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.844623][ T32] r10:00000000 r9:850d8580 r8:80287e08 r7:e4811e60 r6:850d8480 r5:8509bc00 [ 1327.844646][ T32] r4:00000001 [ 1327.844666][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.844701][ T32] Exception stack(0xe481dfb0 to 0xe481dff8) [ 1327.844731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.844789][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.844821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.844851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.844873][ T32] r4:850db580 [ 1327.845170][ T32] INFO: task kworker/1:260:3972 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.845211][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.845350][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.845402][ T32] Call trace: [ 1327.845460][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.845518][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.845549][ T32] r4:00000000 [ 1327.845596][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.845666][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.845699][ T32] 1d20: d067e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.845731][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.845818][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.845847][ T32] r5:800b0113 r4:80239bb0 [ 1327.845869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.845911][ T32] r4:82ac21e4 [ 1327.845957][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.846004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.846053][ T32] r4:e0531dc0 [ 1327.846078][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.846121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.846164][ T32] r4:00000000 [ 1327.846194][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.846266][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.846297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.846496][ T32] r5:00001000 r4:edb79000 [ 1327.846522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.846578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.846657][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.846683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.846738][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 1 printk messages dropped ** [ 1327.846865][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1327.847131][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.847437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1327.848036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4851e08 ** 11 printk messages dropped ** [ 1327.872622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.872758][ T32] r5:85105f8c r4:85105c00 ** 2 printk messages dropped ** [ 1327.872941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.873464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.873516][ T32] r4:850db580 [ 1327.873948][ T32] INFO: task kworker/1:261:3973 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.873988][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.874094][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.874144][ T32] Call trace: [ 1327.874225][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.874364][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.874413][ T32] r4:00000000 [ 1327.874436][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.874503][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.874536][ T32] 1d20: d08cc000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.874565][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.874615][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.874652][ T32] r5:800b0113 r4:80239bb0 [ 1327.874674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.874716][ T32] r4:82ac21e4 [ 1327.874736][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.874788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.874869][ T32] r4:e0531dc0 [ 1327.874945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.875050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.875079][ T32] r4:00000000 [ 1327.875100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.875146][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.875168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.875209][ T32] r5:00001000 r4:edb79000 [ 1327.875230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.875269][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.875326][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.875376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.875455][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.875516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1327.875646][ T32] r4:84819500 ** 3 printk messages dropped ** [ 1327.875845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.876208][ T32] INFO: task kworker/1:262:3976 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.876934][ T32] r5:84bb1800 r4:8291a680 ** 2 printk messages dropped ** [ 1327.877036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4861e08 ** 9 printk messages dropped ** [ 1327.877497][ T32] r5:00001000 r4:df953000 ** 1 printk messages dropped ** [ 1327.877714][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.877906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.878098][ T32] r10:00000000 r9:850d8680 r8:80287e08 r7:e4811e60 r6:849cd480 r5:84bb1800 ** 14 printk messages dropped ** [ 1327.889836][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1327.890352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 15 printk messages dropped ** [ 1327.891111][ T32] r4:84819500 ** 3 printk messages dropped ** [ 1327.891285][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1327.891552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1327.892050][ T32] r5:84863000 r4:8291a680 ** 5 printk messages dropped ** [ 1327.892266][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.892789][ T32] r5:00001000 r4:e4867000 ** 1 printk messages dropped ** [ 1327.892854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.893106][ T32] r4:850d8700 ** 4 printk messages dropped ** [ 1327.893348][ T32] Exception stack(0xe4865fb0 to 0xe4865ff8) ** 6 printk messages dropped ** [ 1327.893868][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.894497][ T32] r5:800b0113 r4:80239bb0 [ 1327.894517][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.894568][ T32] r4:82ac21e4 [ 1327.894592][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.894636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.894659][ T32] r4:e0531dc0 [ 1327.894678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.894721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.894759][ T32] r4:00000000 [ 1327.894833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.894899][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.894924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.894981][ T32] r5:00001000 r4:edb79000 [ 1327.895004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.895044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.895085][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.895118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.895167][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.895190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.895251][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.895278][ T32] r4:84819500 [ 1327.895308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.895361][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.895386][ T32] r4:00000001 [ 1327.895418][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.895473][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.895504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.895534][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.895561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.895588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.895610][ T32] r4:8444f300 [ 1327.895631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.895657][ T32] INFO: task kworker/1:264:3980 blocked for more than 454 seconds. [ 1327.895684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.895707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.895728][ T32] task:kworker/1:264 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.895814][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.895861][ T32] Call trace: [ 1327.895940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.896067][ T32] r10:8291a684 r9:e4871d84 r8:00000002 r7:60000113 r6:e4871d8c r5:84864800 [ 1327.896104][ T32] r4:84864800 [ 1327.896148][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.896194][ T32] r5:84864800 r4:8291a680 [ 1327.896250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.896318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.896374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4871e08 [ 1327.896411][ T32] r4:00000000 [ 1327.896433][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.896470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.896519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.896634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dba80 [ 1327.896663][ T32] r4:00000000 [ 1327.896684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.896729][ T32] r9:83018205 r8:84864800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1327.896756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.896905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.897014][ T32] r7:ddde2d80 r6:83018200 r5:85106f8c r4:850d8500 ** 9 printk messages dropped ** [ 1327.897427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.898062][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.929011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1327.929686][ T32] r5:00001000 r4:edb79000 ** 10 printk messages dropped ** [ 1327.930691][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.931120][ T32] INFO: task kworker/1:265:3982 blocked for more than 454 seconds. ** 7 printk messages dropped ** [ 1327.931853][ T32] r4:84bbec00 ** 4 printk messages dropped ** [ 1327.932083][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4875e08 ** 11 printk messages dropped ** [ 1327.932796][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.932845][ T32] r5:8510778c r4:85107400 [ 1327.932914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.932963][ T32] r7:ddde2d80 r6:83018200 r5:8510778c r4:850d8780 [ 1327.932985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.933031][ T32] r10:61c88647 r9:84bbec00 r8:850d87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.933053][ T32] r4:850d8780 [ 1327.933098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.933146][ T32] r10:00000000 r9:850d8780 r8:80287e08 r7:e4871e60 r6:849cd780 r5:84bbec00 [ 1327.933169][ T32] r4:00000001 [ 1327.933188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.933223][ T32] Exception stack(0xe4875fb0 to 0xe4875ff8) [ 1327.933249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.933280][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.933306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.933347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.933374][ T32] r4:850db9c0 [ 1327.933824][ T32] INFO: task kworker/1:265:3982 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.933889][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.933951][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.933996][ T32] Call trace: [ 1327.934050][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.934102][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.934125][ T32] r4:00000000 [ 1327.934150][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.934215][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.934247][ T32] 1d20: d0d3a000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.934277][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.934308][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.934334][ T32] r5:800b0113 r4:80239bb0 [ 1327.934354][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.934446][ T32] r4:82ac21e4 [ 1327.934471][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.934515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.934540][ T32] r4:e0531dc0 [ 1327.934676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.934749][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.934784][ T32] r4:00000000 [ 1327.934838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.934916][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.934944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.934987][ T32] r5:00001000 r4:edb79000 [ 1327.935031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.935074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.935149][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.935198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.935276][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.935302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.935375][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.935401][ T32] r4:84819500 [ 1327.935448][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.935497][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.935521][ T32] r4:00000001 [ 1327.935540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.935602][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.935634][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.935662][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.935714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.935756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.935787][ T32] r4:8444f300 [ 1327.935834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1327.935915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1327.936267][ T32] r10:8291a684 r9:e4879d84 r8:00000002 r7:60000013 r6:e4879d8c r5:84bbe000 ** 4 printk messages dropped ** [ 1327.936470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.936693][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1327.936897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1327.937030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.937071][ T32] r5:8510738c r4:85107000 [ 1327.937091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1327.937203][ T32] r10:61c88647 r9:84bbe000 r8:850d88ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1327.937410][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1327.937598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.937627][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.937656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.937686][ T32] r4:850dba40 [ 1327.937956][ T32] INFO: task kworker/1:266:3984 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.938081][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.938140][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.938185][ T32] Call trace: [ 1327.968760][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.968933][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.968992][ T32] r4:00000000 [ 1327.969045][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.969172][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.969212][ T32] 1d20: d13d0000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.969295][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.969416][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.969446][ T32] r5:800b0113 r4:80239bb0 [ 1327.969469][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.969574][ T32] r4:82ac21e4 [ 1327.969600][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.969649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.969697][ T32] r4:e0531dc0 [ 1327.969721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.969776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.969801][ T32] r4:00000000 [ 1327.969899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.969992][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.970025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.970127][ T32] r5:00001000 r4:edb79000 [ 1327.970153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.970198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.970246][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.970309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.970365][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.970413][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.970488][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.970515][ T32] r4:84819500 [ 1327.970535][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.970581][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.970603][ T32] r4:00000001 [ 1327.970634][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.970673][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.970701][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.970728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.970865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.970900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.970950][ T32] r4:8444f300 [ 1327.970978][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.971007][ T32] INFO: task kworker/1:267:3987 blocked for more than 454 seconds. [ 1327.971071][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.971100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.971123][ T32] task:kworker/1:267 state:D stack:0 pid:3987 tgid:3987 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.971227][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.971281][ T32] Call trace: [ 1327.971417][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.971492][ T32] r10:8291a684 r9:e888dd84 r8:00000002 r7:60000113 r6:e888dd8c r5:84941800 [ 1327.971595][ T32] r4:84941800 [ 1327.971618][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.971661][ T32] r5:84941800 r4:8291a680 [ 1327.971682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.971757][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.971808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e888de08 [ 1327.971836][ T32] r4:00000000 [ 1327.971932][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.971971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.972008][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.972130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbd80 [ 1327.972157][ T32] r4:00000000 [ 1327.972178][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.972246][ T32] r9:83018205 r8:84941800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.972272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.972367][ T32] r5:00001000 r4:dfd25000 [ 1327.972390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.972480][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.972561][ T32] r5:85107b8c r4:85107800 [ 1327.972585][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.972630][ T32] r7:ddde2d80 r6:83018200 r5:85107b8c r4:850d8900 [ 1327.972653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.972699][ T32] r10:61c88647 r9:84941800 r8:850d892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.972722][ T32] r4:850d8900 [ 1327.972760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.972837][ T32] r10:00000000 r9:850d8900 r8:80287e08 r7:e4875e60 r6:849cd880 r5:84941800 [ 1327.972884][ T32] r4:00000001 [ 1327.972933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.972975][ T32] Exception stack(0xe888dfb0 to 0xe888dff8) [ 1327.973003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.973068][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.973136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.973169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.973193][ T32] r4:850dbc40 [ 1327.973648][ T32] INFO: task kworker/1:267:3987 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.973712][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.973799][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.973845][ T32] Call trace: [ 1327.973900][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1327.973954][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1327.973978][ T32] r4:00000000 [ 1327.974003][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.974047][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1327.974181][ T32] 1d20: d13d0000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1327.974216][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1327.974246][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1327.974293][ T32] r5:800b0113 r4:80239bb0 [ 1327.974317][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.974385][ T32] r4:82ac21e4 [ 1327.974409][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.974513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1327.974540][ T32] r4:e0531dc0 [ 1327.974635][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.974680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1327.974719][ T32] r4:00000000 [ 1327.974744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.974831][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1327.974886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.974932][ T32] r5:00001000 r4:edb79000 [ 1327.974952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.975034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.975120][ T32] r5:85f5fb8c r4:85f5f800 [ 1327.975144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.975252][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1327.975278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.975351][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.975378][ T32] r4:84819500 [ 1327.975398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.975460][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1327.975501][ T32] r4:00000001 [ 1327.975534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.975629][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1327.975659][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.975688][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.975736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.975776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.975800][ T32] r4:8444f300 [ 1327.975821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.975851][ T32] INFO: task kworker/1:268:3988 blocked for more than 454 seconds. [ 1327.975907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1327.975972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.975997][ T32] task:kworker/1:268 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.976096][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.976149][ T32] Call trace: [ 1327.976207][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1327.976258][ T32] r10:8291a684 r9:e8891d84 r8:00000002 r7:60000113 r6:e8891d8c r5:84942400 [ 1327.976282][ T32] r4:84942400 [ 1327.976308][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1327.976352][ T32] r5:84942400 r4:8291a680 [ 1327.976377][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.976418][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.976462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8891e08 [ 1327.976502][ T32] r4:00000000 [ 1327.976527][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1327.976563][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1327.976636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1327.976706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785a40 [ 1327.976732][ T32] r4:00000000 [ 1327.976771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1327.976831][ T32] r9:83018205 r8:84942400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1327.976871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1327.976923][ T32] r5:00001000 r4:dff5d000 [ 1327.976945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1327.977002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.977047][ T32] r5:8510c38c r4:8510c000 [ 1327.977119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1327.977168][ T32] r7:ddde2d80 r6:83018200 r5:8510c38c r4:850d8600 [ 1327.977214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1327.977266][ T32] r10:61c88647 r9:84942400 r8:850d862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.977288][ T32] r4:850d8600 [ 1327.977308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1327.977380][ T32] r10:00000000 r9:850d8600 r8:80287e08 r7:e888de60 r6:849cd900 r5:84942400 [ 1327.977430][ T32] r4:00000001 [ 1327.977453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.977515][ T32] Exception stack(0xe8891fb0 to 0xe8891ff8) [ 1327.977545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.977574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.977600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.977638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1327.977662][ T32] r4:850dbc40 [ 1327.977936][ T32] INFO: task kworker/1:268:3988 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1327.977973][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.978097][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.978144][ T32] Call trace: [ 1327.978267][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.001445][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.001540][ T32] r4:00000000 [ 1328.001590][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.001712][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.001757][ T32] 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.001791][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.001843][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.001872][ T32] r5:800b0113 r4:80239bb0 [ 1328.001919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.001997][ T32] r4:82ac21e4 [ 1328.002047][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.002139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.002191][ T32] r4:e0531dc0 [ 1328.002234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.002314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.002368][ T32] r4:00000000 [ 1328.002422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.002519][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.002588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.002668][ T32] r5:00001000 r4:edb79000 [ 1328.002694][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.002910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.003047][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.003081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.003156][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.003185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.003250][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.003309][ T32] r4:84819500 [ 1328.003382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.003450][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.003483][ T32] r4:00000001 [ 1328.003511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.003558][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.003594][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.003634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.003686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.003728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.003770][ T32] r4:8444f300 [ 1328.003838][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.003890][ T32] INFO: task kworker/1:269:3990 blocked for more than 454 seconds. [ 1328.003934][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.003980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.004015][ T32] task:kworker/1:269 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.004087][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.004180][ T32] Call trace: [ 1328.004251][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.004321][ T32] r10:8291a684 r9:e4825d84 r8:00000002 r7:60000013 r6:e4825d8c r5:8509c800 [ 1328.004353][ T32] r4:8509c800 [ 1328.004396][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.004440][ T32] r5:8509c800 r4:8291a680 [ 1328.004459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.004499][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.004544][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4825e08 [ 1328.004567][ T32] r4:00000000 [ 1328.004599][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.004663][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.004715][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.004814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dbf80 [ 1328.004842][ T32] r4:00000000 [ 1328.004881][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.004930][ T32] r9:83018205 r8:8509c800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1328.004954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.004995][ T32] r5:00001000 r4:dfd7b000 [ 1328.005018][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.005058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.005104][ T32] r5:85107f8c r4:85107c00 [ 1328.005138][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.005188][ T32] r7:ddde2d80 r6:83018200 r5:85107f8c r4:850d8a00 [ 1328.005210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.005302][ T32] r10:61c88647 r9:8509c800 r8:850d8a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.005344][ T32] r4:850d8a00 [ 1328.005367][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.005414][ T32] r10:00000000 r9:850d8a00 r8:80287e08 r7:e8891e60 r6:850d8a80 r5:8509c800 [ 1328.005436][ T32] r4:00000001 [ 1328.005459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.005514][ T32] Exception stack(0xe4825fb0 to 0xe4825ff8) [ 1328.005544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.005587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.005616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.005644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.005666][ T32] r4:84785b40 [ 1328.006137][ T32] INFO: task kworker/1:269:3990 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.006182][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.006306][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.006394][ T32] Call trace: [ 1328.006452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.006519][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.006571][ T32] r4:00000000 [ 1328.006619][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.006663][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.006715][ T32] 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.006747][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.006879][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.006940][ T32] r5:800b0113 r4:80239bb0 [ 1328.006967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.007088][ T32] r4:82ac21e4 [ 1328.007141][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.007190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.007215][ T32] r4:e0531dc0 [ 1328.007235][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.007277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.007299][ T32] r4:00000000 [ 1328.007319][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.007412][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.007441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.007512][ T32] r5:00001000 r4:edb79000 [ 1328.007555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.007598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.007640][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.007683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.007733][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.007755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.007810][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.007846][ T32] r4:84819500 [ 1328.007910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.007972][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.008009][ T32] r4:00000001 [ 1328.008033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.008070][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.008096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.008139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.008197][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.020735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.020841][ T32] r4:8444f300 [ 1328.020871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.020902][ T32] INFO: task kworker/1:270:3991 blocked for more than 454 seconds. [ 1328.020938][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.020963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.021008][ T32] task:kworker/1:270 state:D stack:0 pid:3991 tgid:3991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.021106][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.021253][ T32] Call trace: [ 1328.021300][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.021362][ T32] r10:8291a684 r9:e4855d84 r8:00000002 r7:60000013 r6:e4855d8c r5:8509e000 [ 1328.021386][ T32] r4:8509e000 [ 1328.021405][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.021448][ T32] r5:8509e000 r4:8291a680 [ 1328.021469][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.021514][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.021559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4855e08 [ 1328.021582][ T32] r4:00000000 [ 1328.021626][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.021673][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.021714][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.021756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0040 [ 1328.021791][ T32] r4:00000000 [ 1328.021811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.021857][ T32] r9:83018205 r8:8509e000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1328.021904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.021978][ T32] r5:00001000 r4:e007f000 [ 1328.022042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.022137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.022210][ T32] r5:8510c78c r4:8510c400 [ 1328.022237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.022286][ T32] r7:ddde2d80 r6:83018200 r5:8510c78c r4:850d8980 [ 1328.022322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.022373][ T32] r10:61c88647 r9:8509e000 r8:850d89ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.022433][ T32] r4:850d8980 [ 1328.022481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.022545][ T32] r10:00000000 r9:850d8980 r8:80287e08 r7:e8891e60 r6:850d8800 r5:8509e000 [ 1328.022572][ T32] r4:00000001 [ 1328.022605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.022647][ T32] Exception stack(0xe4855fb0 to 0xe4855ff8) [ 1328.022703][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.022738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.022770][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.022861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.022895][ T32] r4:84785b40 [ 1328.023363][ T32] INFO: task kworker/1:270:3991 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.023412][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.023564][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.023634][ T32] Call trace: [ 1328.023701][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.023796][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.023852][ T32] r4:00000000 [ 1328.023901][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.023947][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.023976][ T32] 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.024005][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.024034][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.024058][ T32] r5:800b0113 r4:80239bb0 [ 1328.024094][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.024166][ T32] r4:82ac21e4 [ 1328.024190][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.024265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.024315][ T32] r4:e0531dc0 [ 1328.024362][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.024409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.024431][ T32] r4:00000000 [ 1328.024476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.024540][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.024566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.024609][ T32] r5:00001000 r4:edb79000 [ 1328.024629][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.024667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.024709][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.024753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.024809][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.024831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.024893][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.024919][ T32] r4:84819500 [ 1328.024944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.024992][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.025039][ T32] r4:00000001 [ 1328.025062][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.025104][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.025132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.025190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.025223][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.025276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.025302][ T32] r4:8444f300 [ 1328.025347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.025401][ T32] INFO: task kworker/1:271:3995 blocked for more than 454 seconds. [ 1328.025433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.025464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.025486][ T32] task:kworker/1:271 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.025543][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.025638][ T32] Call trace: [ 1328.025681][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.025730][ T32] r10:8291a684 r9:e8895d84 r8:00000002 r7:60000013 r6:e8895d8c r5:8509d400 [ 1328.025767][ T32] r4:8509d400 [ 1328.025801][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.025846][ T32] r5:8509d400 r4:8291a680 [ 1328.025892][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.025936][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.025991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8895e08 [ 1328.026041][ T32] r4:00000000 [ 1328.026064][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.026116][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.026156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.026221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0a00 [ 1328.026247][ T32] r4:00000000 [ 1328.026268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.026312][ T32] r9:83018205 r8:8509d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1328.026334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.026376][ T32] r5:00001000 r4:e0432000 [ 1328.026396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.026436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.026502][ T32] r5:8510db8c r4:8510d800 [ 1328.026526][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.026574][ T32] r7:ddde2d80 r6:83018200 r5:8510db8c r4:850d8b00 [ 1328.026595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.026642][ T32] r10:61c88647 r9:8509d400 r8:850d8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.026664][ T32] r4:850d8b00 [ 1328.026707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.026755][ T32] r10:00000000 r9:850d8b00 r8:80287e08 r7:e4855e60 r6:850d8c00 r5:8509d400 [ 1328.026789][ T32] r4:00000001 [ 1328.026809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.026924][ T32] Exception stack(0xe8895fb0 to 0xe8895ff8) [ 1328.026958][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.026987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.027017][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.027047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.027071][ T32] r4:850f0000 [ 1328.027323][ T32] INFO: task kworker/1:271:3995 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.027392][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.027478][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.027570][ T32] Call trace: [ 1328.027641][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.027695][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.027720][ T32] r4:00000000 [ 1328.027746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.027794][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.027835][ T32] 1d20: d1828000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.027868][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.027895][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.027920][ T32] r5:800b0113 r4:80239bb0 [ 1328.027945][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.028037][ T32] r4:82ac21e4 [ 1328.028063][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.028123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.028188][ T32] r4:e0531dc0 [ 1328.028279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.048150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.048201][ T32] r4:00000000 [ 1328.048230][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.048370][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.048973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.049044][ T32] r5:00001000 r4:edb79000 [ 1328.049066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.049107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.049151][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.049171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.049218][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.049240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.049287][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.049310][ T32] r4:84819500 [ 1328.049330][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.049414][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.049443][ T32] r4:00000001 [ 1328.049489][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.049541][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.049573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.049601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.049628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.049658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.049705][ T32] r4:8444f300 [ 1328.049733][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.049768][ T32] INFO: task kworker/1:272:3996 blocked for more than 454 seconds. [ 1328.049803][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.049851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.049902][ T32] task:kworker/1:272 state:D stack:0 pid:3996 tgid:3996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.049980][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.050089][ T32] Call trace: [ 1328.050128][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.050195][ T32] r10:8291a684 r9:e889dd84 r8:00000002 r7:60000113 r6:e889dd8c r5:850a0000 [ 1328.050275][ T32] r4:850a0000 [ 1328.050305][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.050350][ T32] r5:850a0000 r4:8291a680 [ 1328.050395][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.050438][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.050487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e889de08 [ 1328.050550][ T32] r4:00000000 [ 1328.050574][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.050609][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.050646][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.050710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0180 [ 1328.050737][ T32] r4:00000000 [ 1328.050758][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.050810][ T32] r9:83018205 r8:850a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1328.050894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.050955][ T32] r5:00001000 r4:e009b000 [ 1328.050992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.051041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.051085][ T32] r5:8510cb8c r4:8510c800 [ 1328.051109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.051170][ T32] r7:ddde2d80 r6:83018200 r5:8510cb8c r4:850d8c80 [ 1328.051209][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.051262][ T32] r10:61c88647 r9:850a0000 r8:850d8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.051286][ T32] r4:850d8c80 [ 1328.051305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.051354][ T32] r10:00000000 r9:850d8c80 r8:80287e08 r7:e8895e60 r6:850d8b80 r5:850a0000 [ 1328.051382][ T32] r4:00000001 [ 1328.051403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.051438][ T32] Exception stack(0xe889dfb0 to 0xe889dff8) [ 1328.051465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.051494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.051534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.051594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.051620][ T32] r4:850f0000 [ 1328.052098][ T32] INFO: task kworker/1:272:3996 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.052168][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.052277][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.052328][ T32] Call trace: [ 1328.052392][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.052501][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.052562][ T32] r4:00000000 [ 1328.052597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.052638][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.052685][ T32] 1d20: d1b3c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.052721][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.052791][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.052821][ T32] r5:800b0113 r4:80239bb0 [ 1328.052861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.052944][ T32] r4:82ac21e4 [ 1328.052969][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.053062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.053090][ T32] r4:e0531dc0 [ 1328.053110][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.053152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.053175][ T32] r4:00000000 [ 1328.053232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.053285][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.053323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.053410][ T32] r5:00001000 r4:edb79000 [ 1328.053452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.053529][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.053670][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.053712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.053769][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.053792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.053913][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.053953][ T32] r4:84819500 [ 1328.053973][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.054025][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.054048][ T32] r4:00000001 [ 1328.054162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.054202][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.054229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.054288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.054319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.054348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.054370][ T32] r4:8444f300 [ 1328.054390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.054415][ T32] INFO: task kworker/1:273:3997 blocked for more than 454 seconds. [ 1328.054459][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.054486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.054533][ T32] task:kworker/1:273 state:D stack:0 pid:3997 tgid:3997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.054585][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.054670][ T32] Call trace: [ 1328.054755][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.054867][ T32] r10:8291a684 r9:e88a1d84 r8:00000002 r7:60000013 r6:e88a1d8c r5:850a0c00 [ 1328.054927][ T32] r4:850a0c00 [ 1328.054953][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.054999][ T32] r5:850a0c00 r4:8291a680 [ 1328.055023][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.055064][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.055106][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a1e08 [ 1328.055128][ T32] r4:00000000 [ 1328.055147][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.055181][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.055245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.055291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f04c0 [ 1328.055314][ T32] r4:00000000 [ 1328.055334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.055401][ T32] r9:83018205 r8:850a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1328.055427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.055477][ T32] r5:00001000 r4:e00bf000 [ 1328.055499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.055565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.055640][ T32] r5:8510cf8c r4:8510cc00 [ 1328.055664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.055711][ T32] r7:ddde2d80 r6:83018200 r5:8510cf8c r4:850d8d00 [ 1328.055732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.055784][ T32] r10:61c88647 r9:850a0c00 r8:850d8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.055833][ T32] r4:850d8d00 [ 1328.055944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.055996][ T32] r10:00000000 r9:850d8d00 r8:80287e08 r7:e8895e60 r6:850d8d80 r5:850a0c00 [ 1328.056071][ T32] r4:00000001 [ 1328.056122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.056175][ T32] Exception stack(0xe88a1fb0 to 0xe88a1ff8) [ 1328.056259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.056326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.056381][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.056413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.056437][ T32] r4:850f0340 [ 1328.056729][ T32] INFO: task kworker/1:273:3997 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.056774][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.056922][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.056968][ T32] Call trace: [ 1328.057027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.057078][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.057102][ T32] r4:00000000 [ 1328.057123][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.057162][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.057202][ T32] 1d20: d1b3c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.057235][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.057260][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.057283][ T32] r5:800b0113 r4:80239bb0 [ 1328.057328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.057373][ T32] r4:82ac21e4 [ 1328.057393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.057434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.057460][ T32] r4:e0531dc0 [ 1328.057479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.057520][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.057542][ T32] r4:00000000 [ 1328.057569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.057643][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.057675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.057719][ T32] r5:00001000 r4:edb79000 [ 1328.057739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.057797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.057845][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.057891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.057943][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.057965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.058012][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.058047][ T32] r4:84819500 [ 1328.058093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.058143][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.058167][ T32] r4:00000001 [ 1328.058186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.058280][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.085224][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.085280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.085309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.085357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.085386][ T32] r4:8444f300 [ 1328.085413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.085449][ T32] INFO: task kworker/1:274:3999 blocked for more than 454 seconds. [ 1328.085484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.085510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.085535][ T32] task:kworker/1:274 state:D stack:0 pid:3999 tgid:3999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.085606][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.085673][ T32] Call trace: [ 1328.085728][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.085793][ T32] r10:8291a684 r9:e88a5d84 r8:00000002 r7:60000013 r6:e88a5d8c r5:850a3000 [ 1328.085831][ T32] r4:850a3000 [ 1328.085856][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.085901][ T32] r5:850a3000 r4:8291a680 [ 1328.085921][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.085972][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.086021][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a5e08 [ 1328.086049][ T32] r4:00000000 [ 1328.086082][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.086132][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.086175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.086216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0540 [ 1328.086238][ T32] r4:00000000 [ 1328.086259][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.086304][ T32] r9:83018205 r8:850a3000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1328.086327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.086369][ T32] r5:00001000 r4:e00e9000 [ 1328.086389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.086443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.086489][ T32] r5:8510d38c r4:8510d000 [ 1328.086515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.086564][ T32] r7:ddde2d80 r6:83018200 r5:8510d38c r4:850d8f00 [ 1328.086585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.086631][ T32] r10:61c88647 r9:850a3000 r8:850d8f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.086654][ T32] r4:850d8f00 [ 1328.086679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.086726][ T32] r10:00000000 r9:850d8f00 r8:80287e08 r7:e8895e60 r6:850d8f80 r5:850a3000 [ 1328.086749][ T32] r4:00000001 [ 1328.086777][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.086851][ T32] Exception stack(0xe88a5fb0 to 0xe88a5ff8) [ 1328.086923][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.086960][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.086988][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.087026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.087052][ T32] r4:850f0680 [ 1328.087599][ T32] INFO: task kworker/1:274:3999 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.087660][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.087749][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.087837][ T32] Call trace: [ 1328.087880][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.087932][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.087968][ T32] r4:00000000 [ 1328.087992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.088049][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.088105][ T32] 1d20: d1efe000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.088150][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.088254][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.101381][ T32] r5:800b0113 r4:80239bb0 [ 1328.101429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.101494][ T32] r4:82ac21e4 [ 1328.101515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.101558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.101606][ T32] r4:e0531dc0 [ 1328.101644][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.101690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.101727][ T32] r4:00000000 [ 1328.101751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.101812][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.101836][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.101881][ T32] r5:00001000 r4:edb79000 [ 1328.101903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.101942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.102009][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.102035][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.102083][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.102104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.102151][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.102173][ T32] r4:84819500 [ 1328.102193][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.102238][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.102260][ T32] r4:00000001 [ 1328.102302][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.102346][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.102376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.102410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.102474][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.102535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.102565][ T32] r4:8444f300 [ 1328.102588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.102617][ T32] INFO: task kworker/1:275:4001 blocked for more than 454 seconds. [ 1328.102651][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.102676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.102699][ T32] task:kworker/1:275 state:D stack:0 pid:4001 tgid:4001 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.102755][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.102873][ T32] Call trace: [ 1328.103106][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.103164][ T32] r10:8291a684 r9:e88a9d84 r8:00000002 r7:60000013 r6:e88a9d8c r5:850a1800 [ 1328.103188][ T32] r4:850a1800 [ 1328.103208][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.103251][ T32] r5:850a1800 r4:8291a680 [ 1328.103271][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.103325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.103373][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a9e08 [ 1328.103395][ T32] r4:00000000 [ 1328.103451][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.103489][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.103524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.103564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f08c0 [ 1328.103661][ T32] r4:00000000 [ 1328.103684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.103729][ T32] r9:83018205 r8:850a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1328.103789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.103884][ T32] r5:00001000 r4:e0117000 [ 1328.103914][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.103995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.104053][ T32] r5:8510d78c r4:8510d400 [ 1328.104207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.104258][ T32] r7:ddde2d80 r6:83018200 r5:8510d78c r4:850d8e00 [ 1328.104320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.104371][ T32] r10:61c88647 r9:850a1800 r8:850d8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.104429][ T32] r4:850d8e00 [ 1328.104452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.104511][ T32] r10:00000000 r9:850d8e00 r8:80287e08 r7:e8895e60 r6:850d8e80 r5:850a1800 [ 1328.104539][ T32] r4:00000001 [ 1328.104559][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.104660][ T32] Exception stack(0xe88a9fb0 to 0xe88a9ff8) [ 1328.104691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.104848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.104882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.104912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.104934][ T32] r4:850f0680 [ 1328.105364][ T32] INFO: task kworker/1:275:4001 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.105639][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.105805][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.106223][ T32] Call trace: [ 1328.106881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.106939][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.107197][ T32] r4:00000000 [ 1328.107224][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.107268][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.107784][ T32] 1d20: d2248000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.107858][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.108034][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.108065][ T32] r5:800b0113 r4:80239bb0 [ 1328.108088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.108298][ T32] r4:82ac21e4 [ 1328.125617][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.126139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.126172][ T32] r4:e0531dc0 [ 1328.126194][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.126245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.126271][ T32] r4:00000000 [ 1328.126499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.126557][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.126581][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.126719][ T32] r5:00001000 r4:edb79000 [ 1328.126744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.126794][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.126886][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.126910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.126959][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.126983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.127040][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.127064][ T32] r4:84819500 [ 1328.127158][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.127210][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.127233][ T32] r4:00000001 [ 1328.127253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.127768][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.127892][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.127925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.128023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.128057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.128154][ T32] r4:8444f300 [ 1328.128201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.141272][ T32] INFO: task kworker/1:276:4004 blocked for more than 454 seconds. [ 1328.141400][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.141430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.141454][ T32] task:kworker/1:276 state:D stack:0 pid:4004 tgid:4004 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.141590][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.141653][ T32] Call trace: [ 1328.141722][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.141832][ T32] r10:8291a684 r9:e88add84 r8:00000002 r7:60000013 r6:e88add8c r5:850a4800 [ 1328.141859][ T32] r4:850a4800 [ 1328.141911][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.141961][ T32] r5:850a4800 r4:8291a680 [ 1328.141984][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.142031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.142074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ade08 [ 1328.142131][ T32] r4:00000000 [ 1328.142186][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.142226][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.142298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.142365][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0b40 [ 1328.142391][ T32] r4:00000000 [ 1328.142440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.142531][ T32] r9:83018205 r8:850a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.142562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.142640][ T32] r5:00001000 r4:e045d000 [ 1328.142697][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.142741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.142794][ T32] r5:8510df8c r4:8510dc00 [ 1328.142870][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.142928][ T32] r7:ddde2d80 r6:83018200 r5:8510df8c r4:850f2080 [ 1328.143013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.143075][ T32] r10:61c88647 r9:850a4800 r8:850f20ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.143101][ T32] r4:850f2080 [ 1328.143148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.143205][ T32] r10:00000000 r9:850f2080 r8:80287e08 r7:e8895e60 r6:850f2100 r5:850a4800 [ 1328.143229][ T32] r4:00000001 [ 1328.143278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.143320][ T32] Exception stack(0xe88adfb0 to 0xe88adff8) [ 1328.143349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.143377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.143403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.143432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.143488][ T32] r4:850f0940 [ 1328.143921][ T32] INFO: task kworker/1:276:4004 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.143959][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.144116][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.144234][ T32] Call trace: [ 1328.144305][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.144391][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.144419][ T32] r4:00000000 [ 1328.144440][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.144514][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.144546][ T32] 1d20: d274e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.144575][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.144600][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.144625][ T32] r5:800b0113 r4:80239bb0 [ 1328.144646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.144687][ T32] r4:82ac21e4 [ 1328.144730][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.144782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.144806][ T32] r4:e0531dc0 [ 1328.144825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.144931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.144958][ T32] r4:00000000 [ 1328.145011][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.145061][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.145115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.145161][ T32] r5:00001000 r4:edb79000 [ 1328.145182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.145254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.145300][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.145321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.145367][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.145390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.145437][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.145464][ T32] r4:84819500 [ 1328.145560][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.145646][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.145672][ T32] r4:00000001 [ 1328.145766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.145874][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.145904][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.145949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.146012][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.146094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.146123][ T32] r4:8444f300 [ 1328.146165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.146196][ T32] INFO: task kworker/1:277:4006 blocked for more than 454 seconds. [ 1328.146225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.146258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.146302][ T32] task:kworker/1:277 state:D stack:0 pid:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.146353][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.146727][ T32] Call trace: [ 1328.146787][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.146882][ T32] r10:8291a684 r9:e88b1d84 r8:00000002 r7:60000013 r6:e88b1d8c r5:850a2400 [ 1328.146917][ T32] r4:850a2400 [ 1328.146941][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.146985][ T32] r5:850a2400 r4:8291a680 [ 1328.147006][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.147067][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.147114][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b1e08 [ 1328.147155][ T32] r4:00000000 [ 1328.147178][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.147213][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.147269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.147316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0ec0 [ 1328.147632][ T32] r4:00000000 [ 1328.147657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.147769][ T32] r9:83018205 r8:850a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1328.147796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.148035][ T32] r5:00001000 r4:e056d000 [ 1328.148063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.148136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.148205][ T32] r5:8510e38c r4:8510e000 [ 1328.179510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.179805][ T32] r7:ddde2d80 r6:83018200 r5:8510e38c r4:850f2180 [ 1328.179892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.180051][ T32] r10:61c88647 r9:850a2400 r8:850f21ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.180120][ T32] r4:850f2180 [ 1328.180171][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.180278][ T32] r10:00000000 r9:850f2180 r8:80287e08 r7:e88ade60 r6:850f2000 r5:850a2400 [ 1328.180349][ T32] r4:00000001 [ 1328.180401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.180506][ T32] Exception stack(0xe88b1fb0 to 0xe88b1ff8) [ 1328.180591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.180663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.180746][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.180832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.180892][ T32] r4:850f09c0 [ 1328.181681][ T32] INFO: task kworker/1:277:4006 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.181804][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.182061][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.182244][ T32] Call trace: [ 1328.182391][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.182499][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.182591][ T32] r4:00000000 [ 1328.182647][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.182735][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.182837][ T32] 1d20: d2c82000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.182911][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.183036][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.183103][ T32] r5:800b0113 r4:80239bb0 [ 1328.183155][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.183253][ T32] r4:82ac21e4 [ 1328.183304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.183537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.183603][ T32] r4:e0531dc0 [ 1328.183655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.183801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.183862][ T32] r4:00000000 [ 1328.183913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.184030][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.184144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.184250][ T32] r5:00001000 r4:edb79000 [ 1328.184734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.184843][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.184935][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.185009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.185136][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.185193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.185301][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.185370][ T32] r4:84819500 [ 1328.185421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.185523][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.185572][ T32] r4:00000001 [ 1328.185617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.185701][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.185764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.185835][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.185898][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.185965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.186029][ T32] r4:8444f300 [ 1328.186105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.186178][ T32] INFO: task kworker/1:278:4009 blocked for more than 454 seconds. [ 1328.186350][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.186419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.186704][ T32] task:kworker/1:278 state:D stack:0 pid:4009 tgid:4009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.187172][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.187282][ T32] Call trace: [ 1328.187359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.187463][ T32] r10:8291a684 r9:e88b9d84 r8:00000002 r7:60000013 r6:e88b9d8c r5:850a6000 [ 1328.187575][ T32] r4:850a6000 [ 1328.187797][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.187917][ T32] r5:850a6000 r4:8291a680 [ 1328.187966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.188069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.188169][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b9e08 [ 1328.209450][ T32] r4:00000000 [ 1328.209521][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.209600][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.209643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.209685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3000 [ 1328.209707][ T32] r4:00000000 [ 1328.209727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.209776][ T32] r9:83018205 r8:850a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1328.209799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.209843][ T32] r5:00001000 r4:e0591000 [ 1328.209863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.209903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.209945][ T32] r5:8510e78c r4:8510e400 [ 1328.209965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.210018][ T32] r7:ddde2d80 r6:83018200 r5:8510e78c r4:850f2200 [ 1328.210039][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.210085][ T32] r10:61c88647 r9:850a6000 r8:850f222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.210108][ T32] r4:850f2200 [ 1328.210127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.210171][ T32] r10:00000000 r9:850f2200 r8:80287e08 r7:e88b1e60 r6:850f2380 r5:850a6000 [ 1328.210193][ T32] r4:00000001 [ 1328.210211][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.210247][ T32] Exception stack(0xe88b9fb0 to 0xe88b9ff8) [ 1328.210277][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.210305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.210332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.210360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.210411][ T32] r4:850f0e80 [ 1328.210876][ T32] INFO: task kworker/1:278:4009 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.210924][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.211030][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.211098][ T32] Call trace: [ 1328.211156][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.211211][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.211237][ T32] r4:00000000 [ 1328.211257][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.211296][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.211323][ T32] 1d20: d2db9000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.211351][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.211377][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.211417][ T32] r5:800b0113 r4:80239bb0 [ 1328.211442][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.211509][ T32] r4:82ac21e4 [ 1328.211533][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.211577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.211624][ T32] r4:e0531dc0 [ 1328.211648][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.211690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.211724][ T32] r4:00000000 [ 1328.211781][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.211830][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.211853][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.211895][ T32] r5:00001000 r4:edb79000 [ 1328.211942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.211985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.212088][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.212161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.212269][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.212319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.212419][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.212475][ T32] r4:84819500 [ 1328.212631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.212746][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.213008][ T32] r4:00000001 [ 1328.213071][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.213152][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.213215][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.213280][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.213343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.213410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.213493][ T32] r4:8444f300 [ 1328.213582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.213653][ T32] INFO: task kworker/1:279:4010 blocked for more than 454 seconds. [ 1328.213764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.213829][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.213883][ T32] task:kworker/1:279 state:D stack:0 pid:4010 tgid:4010 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.214011][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.214138][ T32] Call trace: [ 1328.214213][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.214315][ T32] r10:8291a684 r9:e88bdd84 r8:00000002 r7:60000013 r6:e88bdd8c r5:850a6c00 [ 1328.214369][ T32] r4:850a6c00 [ 1328.214422][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.214514][ T32] r5:850a6c00 r4:8291a680 [ 1328.214564][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.214653][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.214765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88bde08 [ 1328.214850][ T32] r4:00000000 [ 1328.214900][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.214983][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.215079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.215176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f34c0 [ 1328.215255][ T32] r4:00000000 [ 1328.215330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.215468][ T32] r9:83018205 r8:850a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1328.215530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.215641][ T32] r5:00001000 r4:e0673000 [ 1328.215732][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.215829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.215924][ T32] r5:8510eb8c r4:8510e800 [ 1328.215975][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.216103][ T32] r7:ddde2d80 r6:83018200 r5:8510eb8c r4:850f2280 [ 1328.216160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.216263][ T32] r10:61c88647 r9:850a6c00 r8:850f22ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.216340][ T32] r4:850f2280 [ 1328.216415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.216520][ T32] r10:00000000 r9:850f2280 r8:80287e08 r7:e88b9e60 r6:850f2480 r5:850a6c00 [ 1328.216592][ T32] r4:00000001 [ 1328.216674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.216761][ T32] Exception stack(0xe88bdfb0 to 0xe88bdff8) [ 1328.216825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.216893][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.216956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.217049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.217126][ T32] r4:850f3080 [ 1328.217627][ T32] INFO: task kworker/1:279:4010 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.217712][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.217879][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.217991][ T32] Call trace: [ 1328.218101][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.218217][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.218271][ T32] r4:00000000 [ 1328.242086][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.242255][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.242327][ T32] 1d20: d2fb3000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.242408][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.242530][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.242598][ T32] r5:800b0113 r4:80239bb0 [ 1328.242650][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.242741][ T32] r4:82ac21e4 [ 1328.242795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.242917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.242972][ T32] r4:e0531dc0 [ 1328.243027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.243118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.243171][ T32] r4:00000000 [ 1328.243241][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.243351][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.243403][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.243503][ T32] r5:00001000 r4:edb79000 [ 1328.243557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.243648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.243740][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.243814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.243920][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.243972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.244084][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.244159][ T32] r4:84819500 [ 1328.244213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.244314][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.244367][ T32] r4:00000001 [ 1328.244415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.244517][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.244591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.244675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.244766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.244849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.244904][ T32] r4:8444f300 [ 1328.244961][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.245095][ T32] INFO: task kworker/1:280:4012 blocked for more than 454 seconds. [ 1328.245469][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.245548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.245721][ T32] task:kworker/1:280 state:D stack:0 pid:4012 tgid:4012 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.246996][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.247115][ T32] Call trace: [ 1328.247216][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.247331][ T32] r10:8291a684 r9:e88c1d84 r8:00000002 r7:60000013 r6:e88c1d8c r5:850a3c00 [ 1328.247430][ T32] r4:850a3c00 [ 1328.247504][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.247606][ T32] r5:850a3c00 r4:8291a680 [ 1328.247652][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.247757][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.247882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c1e08 [ 1328.247963][ T32] r4:00000000 [ 1328.248028][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.248113][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.248187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.248337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3980 [ 1328.267409][ T32] r4:00000000 [ 1328.267509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.267656][ T32] r9:83018205 r8:850a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1328.267740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.267856][ T32] r5:00001000 r4:e0749000 [ 1328.267911][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.268015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.268137][ T32] r5:8510f78c r4:8510f400 [ 1328.268197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.273566][ T32] r7:ddde2d80 r6:83018200 r5:8510f78c r4:850f2300 [ 1328.273657][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.273789][ T32] r10:61c88647 r9:850a3c00 r8:850f232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.273844][ T32] r4:850f2300 [ 1328.273895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.274020][ T32] r10:00000000 r9:850f2300 r8:80287e08 r7:e88bde60 r6:850f2400 r5:850a3c00 [ 1328.274087][ T32] r4:00000001 [ 1328.274154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.274244][ T32] Exception stack(0xe88c1fb0 to 0xe88c1ff8) [ 1328.274312][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.274377][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.274440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.274507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.274559][ T32] r4:850f3080 [ 1328.275303][ T32] INFO: task kworker/1:280:4012 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.275406][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.275591][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.275690][ T32] Call trace: [ 1328.275742][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.275818][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.275872][ T32] r4:00000000 [ 1328.275896][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.275963][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.275995][ T32] 1d20: d31fe000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.276044][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.276144][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.276171][ T32] r5:800b0113 r4:80239bb0 [ 1328.276266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.276313][ T32] r4:82ac21e4 [ 1328.276484][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.276530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.276553][ T32] r4:e0531dc0 [ 1328.276638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.276687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.276721][ T32] r4:00000000 [ 1328.276772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.276896][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.277008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.277058][ T32] r5:00001000 r4:edb79000 [ 1328.277081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.277121][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.277164][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.277183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.277229][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.277274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.277348][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.277399][ T32] r4:84819500 [ 1328.277437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.277487][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.277510][ T32] r4:00000001 [ 1328.277553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.277594][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.277645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.277681][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.277727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.277791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.277818][ T32] r4:8444f300 [ 1328.277841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.277884][ T32] INFO: task kworker/1:281:4016 blocked for more than 454 seconds. [ 1328.277918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.277943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.277977][ T32] task:kworker/1:281 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.278052][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.278169][ T32] Call trace: [ 1328.298256][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.299187][ T32] r10:8291a684 r9:e88c9d84 r8:00000002 r7:60000013 r6:e88c9d8c r5:850a5400 [ 1328.299263][ T32] r4:850a5400 [ 1328.299321][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.299441][ T32] r5:850a5400 r4:8291a680 [ 1328.299520][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.299642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.299760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c9e08 [ 1328.299836][ T32] r4:00000000 [ 1328.299890][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.299971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.300071][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.300195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3580 [ 1328.300309][ T32] r4:00000000 [ 1328.300369][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.300526][ T32] r9:83018205 r8:850a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.300880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.300997][ T32] r5:00001000 r4:e072b000 [ 1328.301028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.301100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.301149][ T32] r5:8510ef8c r4:8510ec00 [ 1328.301171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.301322][ T32] r7:ddde2d80 r6:83018200 r5:8510ef8c r4:850f2500 [ 1328.301544][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.301661][ T32] r10:61c88647 r9:850a5400 r8:850f252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.301688][ T32] r4:850f2500 [ 1328.301709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.301755][ T32] r10:00000000 r9:850f2500 r8:80287e08 r7:e88c1e60 r6:850f2600 r5:850a5400 [ 1328.301795][ T32] r4:00000001 [ 1328.301819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.301858][ T32] Exception stack(0xe88c9fb0 to 0xe88c9ff8) [ 1328.301991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.302028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.302055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.302108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.302134][ T32] r4:850f3400 [ 1328.302741][ T32] INFO: task kworker/1:281:4016 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.302865][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.303034][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.303144][ T32] Call trace: [ 1328.303222][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.303327][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.303385][ T32] r4:00000000 [ 1328.303435][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.303544][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.303616][ T32] 1d20: d3545000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.303798][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.303890][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.303954][ T32] r5:800b0113 r4:80239bb0 [ 1328.304120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.304251][ T32] r4:82ac21e4 [ 1328.304313][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.304418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.304480][ T32] r4:e0531dc0 [ 1328.304544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.304646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.304680][ T32] r4:00000000 [ 1328.304703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.304754][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.304816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.304864][ T32] r5:00001000 r4:edb79000 [ 1328.304884][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.304924][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.304985][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.305016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.305123][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.305172][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.305242][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.305268][ T32] r4:84819500 [ 1328.305288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.305336][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.305358][ T32] r4:00000001 [ 1328.305378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.305439][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.305474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.305510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.305538][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.305567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.305630][ T32] r4:8444f300 [ 1328.305680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.305742][ T32] INFO: task kworker/1:282:4017 blocked for more than 454 seconds. [ 1328.305789][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.305817][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.305841][ T32] task:kworker/1:282 state:D stack:0 pid:4017 tgid:4017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.305888][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.305933][ T32] Call trace: [ 1328.305965][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.306034][ T32] r10:8291a684 r9:e88cdd84 r8:00000002 r7:60000113 r6:e88cdd8c r5:850a8000 [ 1328.306061][ T32] r4:850a8000 [ 1328.306082][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.306183][ T32] r5:850a8000 r4:8291a680 [ 1328.306210][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.306290][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.306337][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88cde08 [ 1328.306360][ T32] r4:00000000 [ 1328.306380][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.306439][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.306481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.306523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3780 [ 1328.306546][ T32] r4:00000000 [ 1328.306566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.306622][ T32] r9:83018205 r8:850a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.306648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.306691][ T32] r5:00001000 r4:e0737000 [ 1328.306711][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.306749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.306849][ T32] r5:8510f38c r4:8510f000 [ 1328.306890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.306939][ T32] r7:ddde2d80 r6:83018200 r5:8510f38c r4:850f2680 [ 1328.306960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.307015][ T32] r10:61c88647 r9:850a8000 r8:850f26ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.307039][ T32] r4:850f2680 [ 1328.307059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.307103][ T32] r10:00000000 r9:850f2680 r8:80287e08 r7:e88c1e60 r6:850f2780 r5:850a8000 [ 1328.307126][ T32] r4:00000001 [ 1328.307145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.307190][ T32] Exception stack(0xe88cdfb0 to 0xe88cdff8) [ 1328.307232][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.307264][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.307316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.307372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.307413][ T32] r4:850f3880 [ 1328.307693][ T32] INFO: task kworker/1:282:4017 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.307783][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.307844][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.307913][ T32] Call trace: [ 1328.307947][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.307997][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.308035][ T32] r4:00000000 [ 1328.308056][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.308095][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.308122][ T32] 1d20: d3545000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.308151][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.308177][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.308305][ T32] r5:800b0113 r4:80239bb0 [ 1328.332724][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.332900][ T32] r4:82ac21e4 [ 1328.332959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.333067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.333124][ T32] r4:e0531dc0 [ 1328.333174][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.333267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.333323][ T32] r4:00000000 [ 1328.333382][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.333516][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.333580][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.333720][ T32] r5:00001000 r4:edb79000 [ 1328.333796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.333886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.333976][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.334097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.334326][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.334399][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.334502][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.334650][ T32] r4:84819500 [ 1328.334727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.334859][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.334973][ T32] r4:00000001 [ 1328.335041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.335131][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.335204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.335273][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.335340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.335408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.335464][ T32] r4:8444f300 [ 1328.335521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.335587][ T32] INFO: task kworker/1:283:4020 blocked for more than 454 seconds. [ 1328.335680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.335747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.335805][ T32] task:kworker/1:283 state:D stack:0 pid:4020 tgid:4020 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.336370][ T32] r4:850a8c00 ** 5 printk messages dropped ** [ 1328.336898][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.337291][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.337711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.337860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1328.349151][ T32] r10:00000000 r9:850f2580 r8:80287e08 r7:e88c1e60 r6:850f2880 r5:850a8c00 ** 2 printk messages dropped ** [ 1328.349319][ T32] Exception stack(0xe88d1fb0 to 0xe88d1ff8) [ 1328.349374][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.349409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.349437][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.349489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.349520][ T32] r4:850f3880 [ 1328.350208][ T32] INFO: task kworker/1:283:4020 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.350306][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.350545][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.350678][ T32] Call trace: [ 1328.350775][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.350911][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.350964][ T32] r4:00000000 [ 1328.351057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.351156][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.351225][ T32] 1d20: d3827000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.351293][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.351359][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.351412][ T32] r5:800b0113 r4:80239bb0 [ 1328.351457][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.351547][ T32] r4:82ac21e4 [ 1328.351596][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.351684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.351733][ T32] r4:e0531dc0 [ 1328.351779][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.351873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.351926][ T32] r4:00000000 [ 1328.351999][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.352110][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.352168][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.352263][ T32] r5:00001000 r4:edb79000 [ 1328.352314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.352399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.352490][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.352544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.352646][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.352700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.352798][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.352852][ T32] r4:84819500 [ 1328.352898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.352995][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.353063][ T32] r4:00000001 [ 1328.353112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.353192][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.353255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.353319][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.353382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.353448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.353511][ T32] r4:8444f300 [ 1328.353565][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.353629][ T32] INFO: task kworker/1:284:4022 blocked for more than 454 seconds. [ 1328.353721][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.353806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.353863][ T32] task:kworker/1:284 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.353962][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.354067][ T32] Call trace: [ 1328.354138][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.354238][ T32] r10:8291a684 r9:e8899d84 r8:00000002 r7:60000013 r6:e8899d8c r5:84940c00 [ 1328.354295][ T32] r4:84940c00 [ 1328.354348][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.354447][ T32] r5:84940c00 r4:8291a680 [ 1328.354497][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.354579][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.354674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8899e08 [ 1328.354727][ T32] r4:00000000 [ 1328.354776][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.354879][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.354959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.355063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc740 [ 1328.355121][ T32] r4:00000000 [ 1328.355171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.355271][ T32] r9:83018205 r8:84940c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1328.355387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.355495][ T32] r5:00001000 r4:df973000 [ 1328.355560][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.355654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.355745][ T32] r5:85119b8c r4:85119800 [ 1328.355830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.355936][ T32] r7:ddde2d80 r6:83018200 r5:85119b8c r4:850f2700 [ 1328.355987][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.356103][ T32] r10:61c88647 r9:84940c00 r8:850f272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.356185][ T32] r4:850f2700 [ 1328.356238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.356343][ T32] r10:00000000 r9:850f2700 r8:80287e08 r7:e88d1e60 r6:849cd980 r5:84940c00 [ 1328.356395][ T32] r4:00000001 [ 1328.356444][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.356526][ T32] Exception stack(0xe8899fb0 to 0xe8899ff8) [ 1328.356587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.356691][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.356752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.356820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.356893][ T32] r4:850f3680 [ 1328.357183][ T32] INFO: task kworker/1:284:4022 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.357221][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.357300][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.357348][ T32] Call trace: [ 1328.357391][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.357470][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.357498][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.357673][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 6 printk messages dropped ** [ 1328.357976][ T32] r4:e0531dc0 ** 2 printk messages dropped ** [ 1328.358070][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.358282][ T32] r5:00001000 r4:edb79000 ** 2 printk messages dropped ** [ 1328.381837][ T32] r5:85f5fb8c r4:85f5f800 ** 1 printk messages dropped ** [ 1328.381907][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 3 printk messages dropped ** [ 1328.382281][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1328.382645][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 2 printk messages dropped ** [ 1328.382966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.383270][ T32] INFO: task kworker/1:285:4025 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1328.383625][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1328.384207][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1328.384769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3d40 [ 1328.384828][ T32] r4:00000000 [ 1328.384876][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.384973][ T32] r9:83018205 r8:84944800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1328.385025][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.385109][ T32] r5:00001000 r4:e077f000 [ 1328.385157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.385234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.385281][ T32] r5:8511838c r4:85118000 [ 1328.385319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.385370][ T32] r7:ddde2d80 r6:83018200 r5:8511838c r4:850f2800 [ 1328.385392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.385438][ T32] r10:61c88647 r9:84944800 r8:850f282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.385466][ T32] r4:850f2800 [ 1328.385500][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.385554][ T32] r10:00000000 r9:850f2800 r8:80287e08 r7:e8899e60 r6:849cda80 r5:84944800 [ 1328.385594][ T32] r4:00000001 [ 1328.385617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.385655][ T32] Exception stack(0xe88ddfb0 to 0xe88ddff8) [ 1328.385681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.385710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.385736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.385771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.385814][ T32] r4:850f3c00 [ 1328.386250][ T32] INFO: task kworker/1:285:4025 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.386287][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.386346][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.386391][ T32] Call trace: [ 1328.386435][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.386507][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.386627][ T32] r4:00000000 [ 1328.386651][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.386693][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.386721][ T32] 1d20: d3a80000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.386750][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.386781][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.386805][ T32] r5:800b0113 r4:80239bb0 [ 1328.386869][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.386921][ T32] r4:82ac21e4 [ 1328.386942][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.386998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.387030][ T32] r4:e0531dc0 [ 1328.387069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.387115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.387138][ T32] r4:00000000 [ 1328.387158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.387203][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.387225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.387265][ T32] r5:00001000 r4:edb79000 [ 1328.387285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.387359][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.387405][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.387425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.387471][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.387494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.387565][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.387608][ T32] r4:84819500 [ 1328.387665][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.387716][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.387739][ T32] r4:00000001 [ 1328.387775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.388017][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.388047][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.388124][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.408039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1328.409058][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.409585][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.409639][ T32] r5:8511878c r4:85118400 [ 1328.409696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1328.409858][ T32] r10:61c88647 r9:84945400 r8:850f29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1328.409967][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.410153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.410180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.410208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1328.410722][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.411095][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.411239][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1328.411540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1328.411937][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 7 printk messages dropped ** [ 1328.412490][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 4 printk messages dropped ** [ 1328.412845][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1328.413272][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.413724][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.414364][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.414915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.415062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.415165][ T32] r7:dddced80 r6:83018000 r5:84ba778c r4:849cdb80 [ 1328.415242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.415356][ T32] r10:61c88647 r9:850ab000 r8:849cdbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.415415][ T32] r4:849cdb80 [ 1328.415502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.415647][ T32] r10:00000000 r9:849cdb80 r8:80287e08 r7:e06fde60 r6:850f2900 r5:850ab000 [ 1328.415729][ T32] r4:00000001 [ 1328.415793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.415878][ T32] Exception stack(0xe88c5fb0 to 0xe88c5ff8) [ 1328.415942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.416010][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.416078][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.416147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.416235][ T32] r4:850e6700 [ 1328.416795][ T32] INFO: task kworker/0:169:4033 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.416887][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.417037][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.417169][ T32] Call trace: [ 1328.417279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.417398][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.417476][ T32] r4:00000000 [ 1328.417583][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.417715][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.417811][ T32] 1d20: d3d4c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.417882][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.417922][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.417952][ T32] r5:800b0113 r4:80239bb0 [ 1328.417981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.418026][ T32] r4:82ac21e4 [ 1328.418102][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.418149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.418178][ T32] r4:e0531dc0 [ 1328.418199][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.418311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.452628][ T32] r4:00000000 [ 1328.452728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.452926][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.453094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.453247][ T32] r5:00001000 r4:edb79000 [ 1328.453308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.453398][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.453497][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.453617][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.453761][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.453820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.453925][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.453983][ T32] r4:84819500 [ 1328.454034][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.454174][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1328.454864][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1328.455436][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.456173][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.457341][ T32] r5:00001000 r4:df9d3000 ** 1 printk messages dropped ** [ 1328.457474][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.457715][ T32] r7:ddde2d80 r6:83018200 r5:85118b8c r4:850f2a00 ** 4 printk messages dropped ** [ 1328.485728][ T32] r10:00000000 r9:850f2a00 r8:80287e08 r7:e88e1e60 r6:850f2a80 r5:850abc00 ** 7 printk messages dropped ** [ 1328.486197][ T32] r4:850e72c0 ** 6 printk messages dropped ** [ 1328.487065][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.487234][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 7 printk messages dropped ** [ 1328.487677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.487737][ T32] r4:00000000 [ 1328.487772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.487855][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.487882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.487926][ T32] r5:00001000 r4:edb79000 [ 1328.487948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.487987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.488029][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.488050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.488158][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.488184][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.488233][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.488314][ T32] r4:84819500 [ 1328.491191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.491350][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.491410][ T32] r4:00000001 [ 1328.491479][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.491565][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.491626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.491691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.491752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.491825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.491879][ T32] r4:8444f300 [ 1328.491927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.492044][ T32] INFO: task kworker/1:288:4035 blocked for more than 455 seconds. [ 1328.492128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.492209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.492264][ T32] task:kworker/1:288 state:D stack:0 pid:4035 tgid:4035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.492369][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.492492][ T32] Call trace: [ 1328.492592][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.492695][ T32] r10:8291a684 r9:e88edd84 r8:00000002 r7:60000113 r6:e88edd8c r5:850ac800 [ 1328.492747][ T32] r4:850ac800 [ 1328.492807][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.492907][ T32] r5:850ac800 r4:8291a680 [ 1328.492959][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.493050][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.493143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ede08 [ 1328.493196][ T32] r4:00000000 [ 1328.493267][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.493353][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.493437][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.493551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7200 [ 1328.493648][ T32] r4:00000000 [ 1328.493706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.493816][ T32] r9:83018205 r8:850ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 1 printk messages dropped ** [ 1328.493998][ T32] r5:00001000 r4:dfc93000 ** 1 printk messages dropped ** [ 1328.494149][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1328.494319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1328.495382][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.496765][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.497009][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1328.497289][ T32] 1d20: d44ff000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1328.497706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1328.498141][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 7 printk messages dropped ** [ 1328.519706][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 6 printk messages dropped ** [ 1328.520224][ T32] INFO: task kworker/1:289:4036 blocked for more than 455 seconds. ** 10 printk messages dropped ** [ 1328.521229][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1328.522033][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1328.522481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1328.523135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1328.523793][ T32] r4:850e72c0 ** 3 printk messages dropped ** [ 1328.524970][ T32] Call trace: ** 5 printk messages dropped ** [ 1328.525520][ T32] 1d20: d46f9000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1328.526440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1328.527428][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 1 printk messages dropped ** [ 1328.527707][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.527827][ T32] r4:84819500 [ 1328.527889][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.527995][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.528054][ T32] r4:00000001 [ 1328.528100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.528177][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.528307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.556796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.556860][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.556896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.556947][ T32] r4:8444f300 [ 1328.557003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.557063][ T32] INFO: task kworker/1:290:4037 blocked for more than 455 seconds. [ 1328.557103][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.557129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.557153][ T32] task:kworker/1:290 state:D stack:0 pid:4037 tgid:4037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.557212][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.557298][ T32] Call trace: [ 1328.557625][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.557699][ T32] r10:8291a684 r9:e88f5d84 r8:00000002 r7:60000113 r6:e88f5d8c r5:850ae000 [ 1328.557726][ T32] r4:850ae000 [ 1328.557748][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.557804][ T32] r5:850ae000 r4:8291a680 [ 1328.557825][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.557865][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.557908][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f5e08 [ 1328.557931][ T32] r4:00000000 [ 1328.557950][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.558009][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.558053][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.558095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc880 [ 1328.558141][ T32] r4:00000000 [ 1328.558272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.560639][ T32] r9:83018205 r8:850ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1328.560706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.560802][ T32] r5:00001000 r4:dfaef000 [ 1328.560829][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.560873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.560916][ T32] r5:85119f8c r4:85119c00 [ 1328.560936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.560996][ T32] r7:ddde2d80 r6:83018200 r5:85119f8c r4:850f2d00 [ 1328.561050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.561120][ T32] r10:61c88647 r9:850ae000 r8:850f2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.561154][ T32] r4:850f2d00 [ 1328.561175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.561239][ T32] r10:00000000 r9:850f2d00 r8:80287e08 r7:e88f1e60 r6:850f2d80 r5:850ae000 [ 1328.561293][ T32] r4:00000001 [ 1328.561341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.561388][ T32] Exception stack(0xe88f5fb0 to 0xe88f5ff8) [ 1328.561419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.561489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.561565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.561598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.561646][ T32] r4:850e72c0 [ 1328.562082][ T32] INFO: task kworker/1:290:4037 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.562148][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.562278][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.562352][ T32] Call trace: [ 1328.562414][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.562477][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.562504][ T32] r4:00000000 [ 1328.562525][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.562567][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.562671][ T32] 1d20: d4969000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.562706][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.562762][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.562797][ T32] r5:800b0113 r4:80239bb0 [ 1328.562857][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.562930][ T32] r4:82ac21e4 [ 1328.562955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.562998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.563024][ T32] r4:e0531dc0 [ 1328.563067][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.563115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.563138][ T32] r4:00000000 [ 1328.563170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.563220][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.563244][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.563286][ T32] r5:00001000 r4:edb79000 [ 1328.563361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.563410][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.563459][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.563480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.563534][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.563590][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.563669][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.563696][ T32] r4:84819500 [ 1328.563715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.563766][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.563827][ T32] r4:00000001 [ 1328.563850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.563891][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.563934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.563974][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.564002][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.564065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.564092][ T32] r4:8444f300 [ 1328.564156][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.564210][ T32] INFO: task kworker/1:291:4038 blocked for more than 455 seconds. [ 1328.564248][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.564273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.564296][ T32] task:kworker/1:291 state:D stack:0 pid:4038 tgid:4038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.564366][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.564442][ T32] Call trace: [ 1328.564520][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.564570][ T32] r10:8291a684 r9:e88f9d84 r8:00000002 r7:60000113 r6:e88f9d8c r5:850aec00 [ 1328.564594][ T32] r4:850aec00 [ 1328.564615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.564656][ T32] r5:850aec00 r4:8291a680 [ 1328.564689][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.564787][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.564835][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f9e08 [ 1328.564857][ T32] r4:00000000 [ 1328.564876][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.564911][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.564946][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.564985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc2c0 [ 1328.565007][ T32] r4:00000000 [ 1328.565040][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.565112][ T32] r9:83018205 r8:850aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1328.565138][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.565182][ T32] r5:00001000 r4:e07e5000 [ 1328.565202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.565241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.565307][ T32] r5:8511978c r4:85119400 [ 1328.565338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.565410][ T32] r7:ddde2d80 r6:83018200 r5:8511978c r4:850f2e00 [ 1328.565461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.565514][ T32] r10:61c88647 r9:850aec00 r8:850f2e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.565542][ T32] r4:850f2e00 [ 1328.565561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.565605][ T32] r10:00000000 r9:850f2e00 r8:80287e08 r7:e88f5e60 r6:850f2e80 r5:850aec00 [ 1328.565653][ T32] r4:00000001 [ 1328.565676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.565713][ T32] Exception stack(0xe88f9fb0 to 0xe88f9ff8) [ 1328.565790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.565859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.565895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.565962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.566003][ T32] r4:850e72c0 [ 1328.566267][ T32] INFO: task kworker/1:291:4038 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.566303][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.566359][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.566433][ T32] Call trace: [ 1328.566463][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.566514][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.566538][ T32] r4:00000000 [ 1328.566558][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.566597][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.566652][ T32] 1d20: d4969000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.566687][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.566713][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.566763][ T32] r5:800b0113 r4:80239bb0 [ 1328.566789][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.566862][ T32] r4:82ac21e4 [ 1328.566883][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.566979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.567007][ T32] r4:e0531dc0 [ 1328.567028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.567070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.567092][ T32] r4:00000000 [ 1328.567157][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.567206][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.567252][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.567312][ T32] r5:00001000 r4:edb79000 [ 1328.567336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.567375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.567422][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.567443][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.567490][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.567516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.567562][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.567584][ T32] r4:84819500 [ 1328.567603][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.567672][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.567699][ T32] r4:00000001 [ 1328.567720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.567773][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.567808][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.567863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.567894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.567945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.567972][ T32] r4:8444f300 [ 1328.567994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.568020][ T32] INFO: task kworker/0:170:4040 blocked for more than 455 seconds. [ 1328.568072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.568100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.568122][ T32] task:kworker/0:170 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.568166][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.568207][ T32] Call trace: [ 1328.568237][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.589390][ T32] r10:8291a684 r9:ea905d84 r8:00000002 r7:60000113 r6:ea905d8c r5:850a9800 [ 1328.589520][ T32] r4:850a9800 [ 1328.589588][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.589659][ T32] r5:850a9800 r4:8291a680 [ 1328.589681][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.589750][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.589804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea905e08 [ 1328.589828][ T32] r4:00000000 [ 1328.589848][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.589883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.589921][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.589963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f92c0 [ 1328.589986][ T32] r4:00000000 [ 1328.590005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.590051][ T32] r9:83018005 r8:850a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1328.590098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.590172][ T32] r5:00001000 r4:dffe9000 [ 1328.590202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.590258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.590353][ T32] r5:84ba7f8c r4:84ba7c00 [ 1328.590391][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.590541][ T32] r7:dddced80 r6:83018000 r5:84ba7f8c r4:849cdc00 [ 1328.590594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.590646][ T32] r10:61c88647 r9:850a9800 r8:849cdc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.590668][ T32] r4:849cdc00 [ 1328.590688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.590734][ T32] r10:00000000 r9:849cdc00 r8:80287e08 r7:e88c5e60 r6:850f2f00 r5:850a9800 [ 1328.590786][ T32] r4:00000001 [ 1328.590829][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.590874][ T32] Exception stack(0xea905fb0 to 0xea905ff8) [ 1328.590930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.590965][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.591015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.591059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.591085][ T32] r4:850e6080 [ 1328.591508][ T32] INFO: task kworker/0:170:4040 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.591573][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.591724][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.591819][ T32] Call trace: [ 1328.591881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.591935][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.591959][ T32] r4:00000000 [ 1328.591979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.592019][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.592049][ T32] 1d20: d4c57000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.592079][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.592104][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.592181][ T32] r5:800b0113 r4:80239bb0 [ 1328.592293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.592338][ T32] r4:82ac21e4 [ 1328.592383][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.592430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.592493][ T32] r4:e0531dc0 [ 1328.592555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.592629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.592657][ T32] r4:00000000 [ 1328.592678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.592724][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.592761][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.592832][ T32] r5:00001000 r4:edb79000 [ 1328.592856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.592897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.592944][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.592966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.593013][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.593035][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.593106][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.593159][ T32] r4:84819500 [ 1328.593182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.593228][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.593250][ T32] r4:00000001 [ 1328.593269][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.593330][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.593420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.593452][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.593480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.593535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.593561][ T32] r4:8444f300 [ 1328.593584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.593611][ T32] INFO: task kworker/0:171:4042 blocked for more than 455 seconds. [ 1328.593644][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.593668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.593703][ T32] task:kworker/0:171 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.593782][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.593856][ T32] Call trace: [ 1328.593890][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.593963][ T32] r10:8291a684 r9:ea909d84 r8:00000002 r7:60000113 r6:ea909d8c r5:850aa400 [ 1328.594023][ T32] r4:850aa400 [ 1328.594047][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.594092][ T32] r5:850aa400 r4:8291a680 [ 1328.594139][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.594187][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.594239][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea909e08 [ 1328.594262][ T32] r4:00000000 [ 1328.594306][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.594362][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.594416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.594462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9200 [ 1328.594486][ T32] r4:00000000 [ 1328.594522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.594593][ T32] r9:83018005 r8:850aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1328.594644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.594740][ T32] r5:00001000 r4:dff05000 [ 1328.594769][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.594809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.594872][ T32] r5:84ba7b8c r4:84ba7800 [ 1328.594941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.595015][ T32] r7:dddced80 r6:83018000 r5:84ba7b8c r4:849cdd00 [ 1328.595065][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.595117][ T32] r10:61c88647 r9:850aa400 r8:849cdd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.595140][ T32] r4:849cdd00 [ 1328.595159][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1328.595394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.595920][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.595971][ T32] Call trace: [ 1328.596002][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.596063][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.596090][ T32] r4:00000000 [ 1328.596110][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.596148][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.596175][ T32] 1d20: d4c57000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.596203][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.596284][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.596361][ T32] r5:800b0113 r4:80239bb0 [ 1328.596385][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.596426][ T32] r4:82ac21e4 [ 1328.596465][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.596517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.596541][ T32] r4:e0531dc0 [ 1328.596560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.596639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.596668][ T32] r4:00000000 [ 1328.596714][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.596774][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.596798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.596843][ T32] r5:00001000 r4:edb79000 [ 1328.596864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.596903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.596946][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.596982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.597031][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.597053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.597100][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.597122][ T32] r4:84819500 [ 1328.597166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.597216][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.597239][ T32] r4:00000001 [ 1328.597259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.597318][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.597350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.597378][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.597434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.597502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.597529][ T32] r4:8444f300 [ 1328.597551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.597591][ T32] INFO: task kworker/0:172:4045 blocked for more than 455 seconds. [ 1328.597623][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.597647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.597695][ T32] task:kworker/0:172 state:D stack:0 pid:4045 tgid:4045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.597742][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.597862][ T32] Call trace: [ 1328.597898][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.597958][ T32] r10:8291a684 r9:ea915d84 r8:00000002 r7:60000113 r6:ea915d8c r5:850b0c00 [ 1328.598058][ T32] r4:850b0c00 [ 1328.598083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.598151][ T32] r5:850b0c00 r4:8291a680 [ 1328.598180][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.598221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.598327][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 [ 1328.619528][ T32] r4:00000000 [ 1328.619631][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.619702][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.619763][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.619812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9300 [ 1328.619836][ T32] r4:00000000 [ 1328.619883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.619934][ T32] r9:83018005 r8:850b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1328.619957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.620002][ T32] r5:00001000 r4:e0017000 [ 1328.620037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.620081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.620125][ T32] r5:84186f8c r4:84186c00 [ 1328.620158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.620237][ T32] r7:dddced80 r6:83018000 r5:84186f8c r4:849cdd80 [ 1328.620263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.620312][ T32] r10:61c88647 r9:850b0c00 r8:849cddac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.620361][ T32] r4:849cdd80 [ 1328.620459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.620533][ T32] r10:00000000 r9:849cdd80 r8:80287e08 r7:ea905e60 r6:84a1bd00 r5:850b0c00 [ 1328.620559][ T32] r4:00000001 [ 1328.620579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.620617][ T32] Exception stack(0xea915fb0 to 0xea915ff8) [ 1328.620646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.620676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.620703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.620731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.620753][ T32] r4:850f94c0 [ 1328.621189][ T32] INFO: task kworker/0:172:4045 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.621230][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.621323][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.621411][ T32] Call trace: [ 1328.621448][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.621515][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.621552][ T32] r4:00000000 [ 1328.621585][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.621628][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.621704][ T32] 1d20: d5033000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.621749][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.621812][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.621865][ T32] r5:800b0113 r4:80239bb0 [ 1328.621890][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.621944][ T32] r4:82ac21e4 [ 1328.621968][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.622011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.622079][ T32] r4:e0531dc0 [ 1328.622117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.622162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.622186][ T32] r4:00000000 [ 1328.622206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.622252][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.622274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.622370][ T32] r5:00001000 r4:edb79000 [ 1328.622399][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.622441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.622486][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.622538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.622601][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.622652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.622703][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.622726][ T32] r4:84819500 [ 1328.622745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.622809][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.622854][ T32] r4:00000001 [ 1328.622873][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.622909][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.622975][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.623040][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.623070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.623123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.623152][ T32] r4:8444f300 [ 1328.623179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.623246][ T32] INFO: task kworker/0:173:4047 blocked for more than 455 seconds. [ 1328.623305][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.623414][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.623446][ T32] task:kworker/0:173 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.623495][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.623541][ T32] Call trace: [ 1328.623640][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.623697][ T32] r10:8291a684 r9:ea91dd84 r8:00000002 r7:60000013 r6:ea91dd8c r5:850b2400 [ 1328.623775][ T32] r4:850b2400 [ 1328.623805][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.623873][ T32] r5:850b2400 r4:8291a680 [ 1328.623898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.623938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.623980][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1328.624008][ T32] r4:00000000 [ 1328.624030][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.624094][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.624133][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.624200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9600 [ 1328.624263][ T32] r4:00000000 [ 1328.624288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.624332][ T32] r9:83018005 r8:850b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1328.624366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.624437][ T32] r5:00001000 r4:e0471000 [ 1328.624463][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.624506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.624548][ T32] r5:8418678c r4:84186400 [ 1328.624593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.624642][ T32] r7:dddced80 r6:83018000 r5:8418678c r4:849cda00 [ 1328.624666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.624712][ T32] r10:61c88647 r9:850b2400 r8:849cda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.624734][ T32] r4:849cda00 [ 1328.624788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.624837][ T32] r10:00000000 r9:849cda00 r8:80287e08 r7:ea915e60 r6:849c4f80 r5:850b2400 [ 1328.624859][ T32] r4:00000001 [ 1328.624878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.624914][ T32] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1328.624939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.624992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.625050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.625082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.625136][ T32] r4:850f94c0 [ 1328.625433][ T32] INFO: task kworker/0:173:4047 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.625475][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1328.625675][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.625843][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.626021][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 7 printk messages dropped ** [ 1328.626533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1328.627373][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 7 printk messages dropped ** [ 1328.627930][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1328.664615][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1328.665152][ T32] r5:850b0000 r4:8291a680 ** 5 printk messages dropped ** [ 1328.665512][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.666045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.666088][ T32] r5:84186b8c r4:84186800 [ 1328.666109][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.666188][ T32] r7:dddced80 r6:83018000 r5:84186b8c r4:849cdc80 [ 1328.666210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.666309][ T32] r10:61c88647 r9:850b0000 r8:849cdcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.666366][ T32] r4:849cdc80 [ 1328.666411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.666498][ T32] r10:00000000 r9:849cdc80 r8:80287e08 r7:ea91de60 r6:850e9000 r5:850b0000 [ 1328.666551][ T32] r4:00000001 [ 1328.666595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.666683][ T32] Exception stack(0xea921fb0 to 0xea921ff8) [ 1328.666742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.666812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.666920][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.666954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.666978][ T32] r4:850f9340 [ 1328.667550][ T32] INFO: task kworker/0:174:4048 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.667630][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.667797][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.667866][ T32] Call trace: [ 1328.667965][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.668071][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.668123][ T32] r4:00000000 [ 1328.668165][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.670986][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.671101][ T32] 1d20: d5702000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.671170][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.671269][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.671299][ T32] r5:800b0113 r4:80239bb0 [ 1328.671370][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.671505][ T32] r4:82ac21e4 [ 1328.671620][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.671669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.671692][ T32] r4:e0531dc0 [ 1328.671712][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.671753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.671781][ T32] r4:00000000 [ 1328.671835][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.671948][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.671988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.672064][ T32] r5:00001000 r4:edb79000 [ 1328.672119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.672164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.672207][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.672227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.672273][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.672294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.672340][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.672396][ T32] r4:84819500 [ 1328.672420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.672481][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.672510][ T32] r4:00000001 [ 1328.672533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.672608][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.672658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.672705][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.672735][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.672764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.672797][ T32] r4:8444f300 [ 1328.672875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.672910][ T32] INFO: task kworker/0:175:4050 blocked for more than 455 seconds. [ 1328.672944][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.672969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.672991][ T32] task:kworker/0:175 state:D stack:0 pid:4050 tgid:4050 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.673088][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.673142][ T32] Call trace: [ 1328.673199][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.673275][ T32] r10:8291a684 r9:ea929d84 r8:00000002 r7:60000113 r6:ea929d8c r5:850b1800 [ 1328.673302][ T32] r4:850b1800 [ 1328.673322][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1328.673753][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.674473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.674521][ T32] r5:8418638c r4:84186000 ** 1 printk messages dropped ** [ 1328.674687][ T32] r7:dddced80 r6:83018000 r5:8418638c r4:849cde00 ** 2 printk messages dropped ** [ 1328.674847][ T32] r4:849cde00 ** 2 printk messages dropped ** [ 1328.675293][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.675363][ T32] Exception stack(0xea929fb0 to 0xea929ff8) ** 3 printk messages dropped ** [ 1328.675569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1328.676522][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.676647][ T32] Call trace: [ 1328.676721][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.676836][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.676886][ T32] r4:00000000 [ 1328.676928][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.677074][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.677140][ T32] 1d20: d5702000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.677198][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.677251][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.677305][ T32] r5:800b0113 r4:80239bb0 [ 1328.677350][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.677456][ T32] r4:82ac21e4 [ 1328.677582][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.677711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.677738][ T32] r4:e0531dc0 [ 1328.677782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.677898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.677956][ T32] r4:00000000 [ 1328.677983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.678033][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.678070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.678132][ T32] r5:00001000 r4:edb79000 [ 1328.678185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.707768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.708048][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.708105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.708912][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.709020][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.709144][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.709200][ T32] r4:84819500 [ 1328.709242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.709364][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.709426][ T32] r4:00000001 [ 1328.709491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.709583][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.709671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.709744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.709834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.709899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.709945][ T32] r4:8444f300 [ 1328.709997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.710060][ T32] INFO: task kworker/0:176:4052 blocked for more than 455 seconds. [ 1328.710129][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.710180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.710227][ T32] task:kworker/0:176 state:D stack:0 pid:4052 tgid:4052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.710371][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.710514][ T32] Call trace: [ 1328.710617][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.710781][ T32] r10:8291a684 r9:ea931d84 r8:00000002 r7:60000013 r6:ea931d8c r5:850b3000 [ 1328.710874][ T32] r4:850b3000 ** 1 printk messages dropped ** [ 1328.711040][ T32] r5:850b3000 r4:8291a680 ** 1 printk messages dropped ** [ 1328.711213][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1328.711503][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1328.711828][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1328.712256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1328.712507][ T32] r7:dddced80 r6:83018000 r5:8506538c r4:849cdf00 ** 4 printk messages dropped ** [ 1328.713057][ T32] r10:00000000 r9:849cdf00 r8:80287e08 r7:ea929e60 r6:850e9100 r5:850b3000 ** 7 printk messages dropped ** [ 1328.713558][ T32] r4:850f9640 ** 5 printk messages dropped ** [ 1328.714922][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1328.715592][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1328.715977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1328.717046][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1328.717563][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.717631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.717692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.717785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.717844][ T32] r4:8444f300 [ 1328.717895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.717974][ T32] INFO: task kworker/0:177:4054 blocked for more than 455 seconds. [ 1328.718058][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.718114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.718166][ T32] task:kworker/0:177 state:D stack:0 pid:4054 tgid:4054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.747450][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.747637][ T32] Call trace: [ 1328.747780][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.748022][ T32] r10:8291a684 r9:ea939d84 r8:00000002 r7:60000113 r6:ea939d8c r5:850b3c00 [ 1328.748054][ T32] r4:850b3c00 [ 1328.748076][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.748120][ T32] r5:850b3c00 r4:8291a680 [ 1328.748140][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.748204][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.748809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1328.748873][ T32] r4:00000000 [ 1328.748897][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.748963][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.749010][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.749065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9940 [ 1328.749264][ T32] r4:00000000 [ 1328.749302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.749352][ T32] r9:83018005 r8:850b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1328.749375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.749447][ T32] r5:00001000 r4:e0507000 [ 1328.749472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.749512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.749560][ T32] r5:8506438c r4:85064000 [ 1328.749584][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.749645][ T32] r7:dddced80 r6:83018000 r5:8506438c r4:850eb100 [ 1328.749671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.749823][ T32] r10:61c88647 r9:850b3c00 r8:850eb12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.749856][ T32] r4:850eb100 [ 1328.749878][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.749936][ T32] r10:00000000 r9:850eb100 r8:80287e08 r7:ea931e60 r6:850e9180 r5:850b3c00 [ 1328.749965][ T32] r4:00000001 [ 1328.749987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.750025][ T32] Exception stack(0xea939fb0 to 0xea939ff8) [ 1328.750055][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.750110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.750142][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.750246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.750274][ T32] r4:850f97c0 [ 1328.750710][ T32] INFO: task kworker/0:177:4054 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.750766][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.750985][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.751067][ T32] Call trace: [ 1328.751110][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.751166][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.751190][ T32] r4:00000000 [ 1328.751237][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.751301][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.751333][ T32] 1d20: d5e34000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.751363][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.751416][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.751493][ T32] r5:800b0113 r4:80239bb0 [ 1328.751532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.751653][ T32] r4:82ac21e4 [ 1328.751688][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.751734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.751758][ T32] r4:e0531dc0 [ 1328.751813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.751909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.751937][ T32] r4:00000000 [ 1328.751959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.752005][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.752035][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.752078][ T32] r5:00001000 r4:edb79000 [ 1328.752172][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.752219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.752289][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.752337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.752414][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.752440][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.752487][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1328.752529][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1328.752936][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.753355][ T32] task:kworker/0:178 state:D stack:0 pid:4056 tgid:4056 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1328.754183][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.754570][ T32] r5:00001000 r4:e0523000 [ 1328.754592][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.754633][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.754675][ T32] r5:8506478c r4:85064400 [ 1328.754696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.754740][ T32] r7:dddced80 r6:83018000 r5:8506478c r4:850eb080 [ 1328.754760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.754844][ T32] r10:61c88647 r9:850b4800 r8:850eb0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.754881][ T32] r4:850eb080 [ 1328.754902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.754948][ T32] r10:00000000 r9:850eb080 r8:80287e08 r7:ea931e60 r6:850e9200 r5:850b4800 [ 1328.754971][ T32] r4:00000001 [ 1328.755077][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.755428][ T32] Exception stack(0xea941fb0 to 0xea941ff8) [ 1328.755476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.755539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.755572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.755627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.755663][ T32] r4:850f9880 [ 1328.755971][ T32] INFO: task kworker/0:178:4056 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.756010][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.756105][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.756176][ T32] Call trace: [ 1328.756226][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.756307][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.756360][ T32] r4:00000000 [ 1328.756458][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.756503][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.756556][ T32] 1d20: d5e34000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.756593][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.756677][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.756730][ T32] r5:800b0113 r4:80239bb0 [ 1328.756756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.756808][ T32] r4:82ac21e4 [ 1328.756855][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.756904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.756928][ T32] r4:e0531dc0 [ 1328.756949][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.757066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.757095][ T32] r4:00000000 [ 1328.757117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.757166][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.757289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.757344][ T32] r5:00001000 r4:edb79000 [ 1328.757417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.757495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.757585][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.757625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.757680][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.757705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.757818][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.757875][ T32] r4:84819500 [ 1328.757899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.757948][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.757971][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.758030][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 6 printk messages dropped ** [ 1328.779353][ T32] INFO: task kworker/0:179:4058 blocked for more than 455 seconds. ** 3 printk messages dropped ** [ 1328.779534][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.780044][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.780087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea949e08 [ 1328.780136][ T32] r4:00000000 [ 1328.780210][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.780277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.780320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.780364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f9c00 [ 1328.780414][ T32] r4:00000000 [ 1328.780438][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.780486][ T32] r9:83018005 r8:850b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1328.780534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.780629][ T32] r5:00001000 r4:e0667000 [ 1328.780653][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.780709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.780784][ T32] r5:85064b8c r4:85064800 [ 1328.780809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.780858][ T32] r7:dddced80 r6:83018000 r5:85064b8c r4:850eb200 [ 1328.780882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.780929][ T32] r10:61c88647 r9:850b6c00 r8:850eb22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.781002][ T32] r4:850eb200 [ 1328.781053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.781104][ T32] r10:00000000 r9:850eb200 r8:80287e08 r7:ea931e60 r6:850e9280 r5:850b6c00 [ 1328.781128][ T32] r4:00000001 [ 1328.781173][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.781216][ T32] Exception stack(0xea949fb0 to 0xea949ff8) [ 1328.781245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.781299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.781330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.781408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.781435][ T32] r4:850f9a80 [ 1328.781918][ T32] INFO: task kworker/0:179:4058 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.781990][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.782134][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.782193][ T32] Call trace: ** 1 printk messages dropped ** [ 1328.782318][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 14 printk messages dropped ** [ 1328.783152][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.783465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.783929][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1328.784186][ T32] r4:8444f300 ** 7 printk messages dropped ** [ 1328.784602][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1328.785249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.785533][ T32] r5:00001000 r4:e06a3000 ** 1 printk messages dropped ** [ 1328.785647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.785832][ T32] r10:61c88647 r9:850b6000 r8:850eb2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1328.786121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.786589][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.786731][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.786844][ T32] Call trace: [ 1328.786998][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.787058][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.787107][ T32] r4:00000000 [ 1328.787156][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.787199][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.787273][ T32] 1d20: d6163000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.787400][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.787431][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.787456][ T32] r5:800b0113 r4:80239bb0 [ 1328.787503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.787548][ T32] r4:82ac21e4 [ 1328.787568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.787649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.787674][ T32] r4:e0531dc0 [ 1328.787695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.787737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.787769][ T32] r4:00000000 [ 1328.787850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.787932][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.787959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.788004][ T32] r5:00001000 r4:edb79000 [ 1328.788053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.788109][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.788154][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.788175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.788220][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.788327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.822113][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.822221][ T32] r4:84819500 [ 1328.822296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.822416][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.822464][ T32] r4:00000001 [ 1328.822509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.822597][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.822666][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.822733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.822808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.822897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.822944][ T32] r4:8444f300 [ 1328.822989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.823066][ T32] INFO: task kworker/0:181:4064 blocked for more than 455 seconds. [ 1328.823155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.823232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.823322][ T32] task:kworker/0:181 state:D stack:0 pid:4064 tgid:4064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.823500][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.823641][ T32] Call trace: [ 1328.823721][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.823836][ T32] r10:8291a684 r9:e4821d84 r8:00000002 r7:60000113 r6:e4821d8c r5:850b5400 [ 1328.823886][ T32] r4:850b5400 [ 1328.823932][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.824020][ T32] r5:850b5400 r4:8291a680 [ 1328.824067][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.824383][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.824511][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4821e08 [ 1328.824572][ T32] r4:00000000 [ 1328.824650][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.824833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.824980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.825070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e7f40 [ 1328.825121][ T32] r4:00000000 [ 1328.825202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.825314][ T32] r9:83018005 r8:850b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1328.825361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.825543][ T32] r5:00001000 r4:e4857000 [ 1328.825613][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.825698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.825801][ T32] r5:8506578c r4:85065400 [ 1328.825849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.825935][ T32] r7:dddced80 r6:83018000 r5:8506578c r4:850eb180 [ 1328.826037][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.826149][ T32] r10:61c88647 r9:850b5400 r8:850eb1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.826207][ T32] r4:850eb180 [ 1328.826274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.826381][ T32] r10:00000000 r9:850eb180 r8:80287e08 r7:ea931e60 r6:850e9380 r5:850b5400 [ 1328.826509][ T32] r4:00000001 [ 1328.826579][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.826685][ T32] Exception stack(0xe4821fb0 to 0xe4821ff8) [ 1328.826769][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.826861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.826921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.827116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.827189][ T32] r4:850f9c40 [ 1328.827675][ T32] INFO: task kworker/0:181:4064 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.827761][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.828096][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.835914][ T32] Call trace: [ 1328.836026][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.836247][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.836278][ T32] r4:00000000 [ 1328.836498][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.836552][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.836584][ T32] 1d20: d67f2000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.836694][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.836749][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.836789][ T32] r5:800b0113 r4:80239bb0 [ 1328.836810][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.836852][ T32] r4:82ac21e4 [ 1328.836885][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.836932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.837007][ T32] r4:e0531dc0 [ 1328.837032][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.837075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.837097][ T32] r4:00000000 [ 1328.837195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.837532][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.837559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.837736][ T32] r5:00001000 r4:edb79000 [ 1328.837771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.837814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.837864][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.837889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.837952][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.838076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.838128][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.838152][ T32] r4:84819500 [ 1328.838172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.838218][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.838371][ T32] r4:00000001 [ 1328.853923][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.854045][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.854795][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.855014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.855048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.855207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.855429][ T32] r4:8444f300 [ 1328.855462][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.855551][ T32] INFO: task kworker/0:182:4065 blocked for more than 455 seconds. [ 1328.855590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.855616][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.855640][ T32] task:kworker/0:182 state:D stack:0 pid:4065 tgid:4065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.855792][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.855902][ T32] Call trace: [ 1328.855940][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.855994][ T32] r10:8291a684 r9:ea955d84 r8:00000002 r7:60000013 r6:ea955d8c r5:8509ec00 [ 1328.856021][ T32] r4:8509ec00 [ 1328.856336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.856648][ T32] r5:8509ec00 r4:8291a680 [ 1328.856677][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.856747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.856820][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea955e08 [ 1328.856848][ T32] r4:00000000 [ 1328.856894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.856935][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.857000][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.857089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e6a00 [ 1328.857120][ T32] r4:00000000 [ 1328.857141][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.857190][ T32] r9:83018005 r8:8509ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1328.857226][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.857275][ T32] r5:00001000 r4:e88e5000 [ 1328.857297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.857388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.857459][ T32] r5:85065f8c r4:85065c00 [ 1328.857484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.857561][ T32] r7:dddced80 r6:83018000 r5:85065f8c r4:850eb380 [ 1328.857611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.857707][ T32] r10:61c88647 r9:8509ec00 r8:850eb3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.857788][ T32] r4:850eb380 [ 1328.857814][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.857888][ T32] r10:00000000 r9:850eb380 r8:80287e08 r7:e4821e60 r6:850e9500 r5:8509ec00 [ 1328.857964][ T32] r4:00000001 [ 1328.857987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.858049][ T32] Exception stack(0xea955fb0 to 0xea955ff8) [ 1328.858080][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.858109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.858160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.858224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.858329][ T32] r4:850f9c40 [ 1328.868015][ T32] INFO: task kworker/0:182:4065 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.868077][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.868229][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.882214][ T32] Call trace: [ 1328.882352][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.882475][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.882539][ T32] r4:00000000 [ 1328.882593][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.882687][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.882721][ T32] 1d20: d701e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.882760][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.882850][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.882943][ T32] r5:800b0113 r4:80239bb0 [ 1328.882981][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.883079][ T32] r4:82ac21e4 [ 1328.883103][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.883175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.883204][ T32] r4:e0531dc0 [ 1328.883224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.883273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 3 printk messages dropped ** [ 1328.883604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.883649][ T32] r5:00001000 r4:edb79000 [ 1328.883670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.883724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.883779][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.883801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.883886][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.883912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.884152][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.884180][ T32] r4:84819500 [ 1328.884265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.884316][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.884406][ T32] r4:00000001 [ 1328.884468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.884575][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.884606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.884635][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.884661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.884717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.884759][ T32] r4:8444f300 [ 1328.884787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.884828][ T32] INFO: task kworker/1:292:4067 blocked for more than 455 seconds. [ 1328.884862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.884888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.884913][ T32] task:kworker/1:292 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.885000][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.885091][ T32] Call trace: [ 1328.885152][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.885201][ T32] r10:8291a684 r9:ea959d84 r8:00000002 r7:60000013 r6:ea959d8c r5:850b8000 [ 1328.885224][ T32] r4:850b8000 [ 1328.885243][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.885304][ T32] r5:850b8000 r4:8291a680 [ 1328.885333][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.885387][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.885447][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea959e08 [ 1328.885475][ T32] r4:00000000 [ 1328.885496][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.885535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.885610][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.885688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc940 [ 1328.885718][ T32] r4:00000000 [ 1328.885789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.885838][ T32] r9:83018205 r8:850b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1328.885859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.885900][ T32] r5:00001000 r4:dfb93000 [ 1328.885926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.886085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.886201][ T32] r5:8511a38c r4:8511a000 [ 1328.886262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.886312][ T32] r7:ddde2d80 r6:83018200 r5:8511a38c r4:850e9400 [ 1328.886335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.886382][ T32] r10:61c88647 r9:850b8000 r8:850e942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.886404][ T32] r4:850e9400 [ 1328.886423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.886465][ T32] r10:00000000 r9:850e9400 r8:80287e08 r7:e88f5e60 r6:850e9480 r5:850b8000 [ 1328.886707][ T32] r4:00000001 [ 1328.886731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.886774][ T32] Exception stack(0xea959fb0 to 0xea959ff8) [ 1328.886845][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.886895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.886922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.886950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.886972][ T32] r4:850dc400 [ 1328.887388][ T32] INFO: task kworker/1:292:4067 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.887425][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.887538][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.887590][ T32] Call trace: [ 1328.887621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.887671][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.887720][ T32] r4:00000000 [ 1328.887746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.887839][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.887872][ T32] 1d20: d701e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.887902][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.887951][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.887979][ T32] r5:800b0113 r4:80239bb0 [ 1328.888022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.888067][ T32] r4:82ac21e4 [ 1328.888186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.897760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.897839][ T32] r4:e0531dc0 [ 1328.897865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.898071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.898100][ T32] r4:00000000 [ 1328.898122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.898171][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.898193][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.898305][ T32] r5:00001000 r4:edb79000 [ 1328.908823][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.908903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.908984][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.909016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.909099][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.909127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.909188][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.909215][ T32] r4:84819500 [ 1328.909246][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.909334][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.909361][ T32] r4:00000001 [ 1328.909383][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.909449][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.909510][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.909570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.909601][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.909646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.909699][ T32] r4:8444f300 [ 1328.909756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.909822][ T32] INFO: task kworker/0:183:4068 blocked for more than 455 seconds. [ 1328.909859][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.909886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.909910][ T32] task:kworker/0:183 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.909974][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.910079][ T32] Call trace: [ 1328.910155][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.910214][ T32] r10:8291a684 r9:ea95dd84 r8:00000002 r7:60000013 r6:ea95dd8c r5:850b8c00 [ 1328.910253][ T32] r4:850b8c00 [ 1328.910302][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.910352][ T32] r5:850b8c00 r4:8291a680 [ 1328.910374][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.910413][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.910454][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea95de08 [ 1328.910526][ T32] r4:00000000 [ 1328.910549][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.910584][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.910623][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.910688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84785c40 [ 1328.910714][ T32] r4:00000000 [ 1328.910735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.910844][ T32] r9:83018005 r8:850b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1328.910893][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.910940][ T32] r5:00001000 r4:e486b000 [ 1328.910980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.911045][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.911092][ T32] r5:85065b8c r4:85065800 [ 1328.911124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.911224][ T32] r7:dddced80 r6:83018000 r5:85065b8c r4:850eb300 [ 1328.911321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.911373][ T32] r10:61c88647 r9:850b8c00 r8:850eb32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.911396][ T32] r4:850eb300 [ 1328.911414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.911460][ T32] r10:00000000 r9:850eb300 r8:80287e08 r7:ea955e60 r6:850e9580 r5:850b8c00 [ 1328.911482][ T32] r4:00000001 [ 1328.911500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.911536][ T32] Exception stack(0xea95dfb0 to 0xea95dff8) [ 1328.911587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.911644][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.911675][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.911704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.911727][ T32] r4:850f9d80 [ 1328.912152][ T32] INFO: task kworker/0:183:4068 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.912190][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.912349][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.912462][ T32] Call trace: [ 1328.912549][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.912644][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.912684][ T32] r4:00000000 [ 1328.912707][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.912748][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.912875][ T32] 1d20: d7450000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.912908][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.912955][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.912982][ T32] r5:800b0113 r4:80239bb0 [ 1328.913095][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.913141][ T32] r4:82ac21e4 [ 1328.913161][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.913251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.913277][ T32] r4:e0531dc0 [ 1328.913298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.913339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.913361][ T32] r4:00000000 [ 1328.913380][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.913425][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.913448][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.913490][ T32] r5:00001000 r4:edb79000 [ 1328.913510][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.913549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.913628][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.913679][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.913731][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.913760][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.913849][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.913876][ T32] r4:84819500 [ 1328.913896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.913943][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.914072][ T32] r4:00000001 [ 1328.914187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.914293][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.914323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.914383][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.914412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.914546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.914572][ T32] r4:8444f300 [ 1328.914619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.914648][ T32] INFO: task kworker/0:184:4070 blocked for more than 455 seconds. [ 1328.914677][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.914699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.914721][ T32] task:kworker/0:184 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.914774][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.914899][ T32] Call trace: [ 1328.914932][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.915032][ T32] r10:8291a684 r9:ea961d84 r8:00000002 r7:60000113 r6:ea961d8c r5:850b9800 [ 1328.915060][ T32] r4:850b9800 [ 1328.915095][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.915141][ T32] r5:850b9800 r4:8291a680 [ 1328.915186][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.915229][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.915295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea961e08 [ 1328.915347][ T32] r4:00000000 [ 1328.915370][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.915405][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.915444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.915485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de000 [ 1328.915508][ T32] r4:00000000 [ 1328.915528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.915577][ T32] r9:83018005 r8:850b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1328.915600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.915641][ T32] r5:00001000 r4:ea963000 [ 1328.915660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.915722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.915815][ T32] r5:8506638c r4:85066000 [ 1328.915864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.915914][ T32] r7:dddced80 r6:83018000 r5:8506638c r4:850eb400 [ 1328.915947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.915996][ T32] r10:61c88647 r9:850b9800 r8:850eb42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.916089][ T32] r4:850eb400 [ 1328.916112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.916157][ T32] r10:00000000 r9:850eb400 r8:80287e08 r7:ea955e60 r6:850e9600 r5:850b9800 [ 1328.916237][ T32] r4:00000001 [ 1328.916284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.916349][ T32] Exception stack(0xea961fb0 to 0xea961ff8) [ 1328.916384][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.916416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.916443][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.916474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.916498][ T32] r4:850e6dc0 [ 1328.916813][ T32] INFO: task kworker/0:184:4070 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.916879][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.916940][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.917068][ T32] Call trace: [ 1328.917124][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.917197][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.917249][ T32] r4:00000000 [ 1328.917301][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.917350][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.917380][ T32] 1d20: d7450000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.917450][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.917480][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.917528][ T32] r5:800b0113 r4:80239bb0 [ 1328.917568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.917613][ T32] r4:82ac21e4 [ 1328.917660][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.917706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.917731][ T32] r4:e0531dc0 [ 1328.917782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.917829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.917875][ T32] r4:00000000 [ 1328.917905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.917952][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.917975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.918042][ T32] r5:00001000 r4:edb79000 [ 1328.918066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.918106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.918198][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.918238][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.938967][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.939075][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.939184][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.939235][ T32] r4:84819500 [ 1328.939299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.939413][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.939545][ T32] r4:00000001 [ 1328.939605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.939650][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.939681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.939749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.939867][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.939951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.939978][ T32] r4:8444f300 [ 1328.940004][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.940062][ T32] INFO: task kworker/1:293:4076 blocked for more than 455 seconds. [ 1328.940102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.940133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.940164][ T32] task:kworker/1:293 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.940248][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.940297][ T32] Call trace: [ 1328.940944][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.941220][ T32] r10:8291a684 r9:ea94dd84 r8:00000002 r7:60000113 r6:ea94dd8c r5:850ba400 [ 1328.941250][ T32] r4:850ba400 [ 1328.941271][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.941342][ T32] r5:850ba400 r4:8291a680 [ 1328.941366][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.941434][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.941507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 [ 1328.941559][ T32] r4:00000000 [ 1328.941657][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.941702][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.941760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.941807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc9c0 [ 1328.941856][ T32] r4:00000000 [ 1328.941881][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.941954][ T32] r9:83018205 r8:850ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1328.941982][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.942027][ T32] r5:00001000 r4:dfd43000 [ 1328.942049][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.942113][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.942159][ T32] r5:8511a78c r4:8511a400 [ 1328.942199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.942257][ T32] r7:ddde2d80 r6:83018200 r5:8511a78c r4:850e9700 [ 1328.942307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.942419][ T32] r10:61c88647 r9:850ba400 r8:850e972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.942446][ T32] r4:850e9700 [ 1328.942473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.942546][ T32] r10:00000000 r9:850e9700 r8:80287e08 r7:ea959e60 r6:850e9780 r5:850ba400 [ 1328.942601][ T32] r4:00000001 [ 1328.942636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.942706][ T32] Exception stack(0xea94dfb0 to 0xea94dff8) [ 1328.942780][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.942837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.942899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.942929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.942952][ T32] r4:850dcb40 [ 1328.943387][ T32] INFO: task kworker/1:293:4076 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.943555][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.943664][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.943842][ T32] Call trace: [ 1328.943922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.943977][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.944106][ T32] r4:00000000 [ 1328.944131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.944172][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.944254][ T32] 1d20: d7490000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.944338][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.944457][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.944485][ T32] r5:800b0113 r4:80239bb0 [ 1328.944533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.944583][ T32] r4:82ac21e4 [ 1328.944605][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.944647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.944694][ T32] r4:e0531dc0 [ 1328.944718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.944767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.944833][ T32] r4:00000000 [ 1328.944857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.944902][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.944924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.944966][ T32] r5:00001000 r4:edb79000 [ 1328.944985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.945023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.945064][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.945084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.945154][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.945199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.945275][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.945301][ T32] r4:84819500 [ 1328.945394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.945449][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.945547][ T32] r4:00000001 [ 1328.945569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.945606][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.945632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.945714][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.945759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.945795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.945838][ T32] r4:8444f300 [ 1328.945862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.945888][ T32] INFO: task kworker/1:294:4078 blocked for more than 455 seconds. [ 1328.945915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.945958][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.945983][ T32] task:kworker/1:294 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.946061][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.946107][ T32] Call trace: [ 1328.946745][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.946803][ T32] r10:8291a684 r9:ea96dd84 r8:00000002 r7:60000013 r6:ea96dd8c r5:850bb000 [ 1328.946874][ T32] r4:850bb000 [ 1328.946898][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.946942][ T32] r5:850bb000 r4:8291a680 [ 1328.946962][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.947020][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.947079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea96de08 [ 1328.947130][ T32] r4:00000000 [ 1328.947152][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.947190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.947277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.947406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dccc0 [ 1328.947433][ T32] r4:00000000 [ 1328.947453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.947523][ T32] r9:83018205 r8:850bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1328.947550][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.947594][ T32] r5:00001000 r4:dff3b000 [ 1328.947614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.947655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.947695][ T32] r5:8511ab8c r4:8511a800 [ 1328.947727][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.947814][ T32] r7:ddde2d80 r6:83018200 r5:8511ab8c r4:850e9680 [ 1328.947839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.947913][ T32] r10:61c88647 r9:850bb000 r8:850e96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.948015][ T32] r4:850e9680 [ 1328.948038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.948108][ T32] r10:00000000 r9:850e9680 r8:80287e08 r7:ea94de60 r6:850e9900 r5:850bb000 [ 1328.948134][ T32] r4:00000001 [ 1328.948153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.948264][ T32] Exception stack(0xea96dfb0 to 0xea96dff8) [ 1328.948294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.948322][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.948349][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.948391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.969738][ T32] r4:850dca00 [ 1328.970242][ T32] INFO: task kworker/1:294:4078 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.970290][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.970441][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.970535][ T32] Call trace: [ 1328.970669][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.970732][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.970761][ T32] r4:00000000 [ 1328.970783][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.970862][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.970905][ T32] 1d20: d770f000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.970935][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.970960][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.971015][ T32] r5:800b0113 r4:80239bb0 [ 1328.971043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.971086][ T32] r4:82ac21e4 [ 1328.971156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.971278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1328.971354][ T32] r4:e0531dc0 [ 1328.971415][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.971461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1328.971484][ T32] r4:00000000 [ 1328.971505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.971579][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1328.971611][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.971657][ T32] r5:00001000 r4:edb79000 [ 1328.971776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.971822][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.971869][ T32] r5:85f5fb8c r4:85f5f800 [ 1328.971918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.972072][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1328.972107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.972157][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.972180][ T32] r4:84819500 [ 1328.972219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.972272][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1328.972299][ T32] r4:00000001 [ 1328.972320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.972418][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1328.972450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.972513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.972597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.972690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.972768][ T32] r4:8444f300 [ 1328.972844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.972919][ T32] INFO: task kworker/1:295:4079 blocked for more than 455 seconds. [ 1328.973049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1328.973120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.973219][ T32] task:kworker/1:295 state:D stack:0 pid:4079 tgid:4079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.973382][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.973524][ T32] Call trace: [ 1328.973605][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1328.973712][ T32] r10:8291a684 r9:ea90dd84 r8:00000002 r7:60000113 r6:ea90dd8c r5:850bbc00 [ 1328.973769][ T32] r4:850bbc00 [ 1328.973821][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1328.973912][ T32] r5:850bbc00 r4:8291a680 [ 1328.974011][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.974127][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.974241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 [ 1328.974301][ T32] r4:00000000 [ 1328.974397][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1328.974493][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1328.974574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1328.974669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dcd40 [ 1328.974728][ T32] r4:00000000 [ 1328.974785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1328.974912][ T32] r9:83018205 r8:850bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1328.974967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1328.975067][ T32] r5:00001000 r4:e008b000 [ 1328.975114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1328.975232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.975350][ T32] r5:8511af8c r4:8511ac00 [ 1328.975401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1328.975564][ T32] r7:ddde2d80 r6:83018200 r5:8511af8c r4:850e9800 [ 1328.975625][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1328.975724][ T32] r10:61c88647 r9:850bbc00 r8:850e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.975778][ T32] r4:850e9800 [ 1328.975824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1328.975944][ T32] r10:00000000 r9:850e9800 r8:80287e08 r7:ea96de60 r6:850e9880 r5:850bbc00 [ 1328.976023][ T32] r4:00000001 [ 1328.976100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.976188][ T32] Exception stack(0xea90dfb0 to 0xea90dff8) [ 1328.976250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.976336][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.976433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.976531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1328.976636][ T32] r4:850dca00 [ 1328.977132][ T32] INFO: task kworker/1:295:4079 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1328.977233][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.977395][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.977499][ T32] Call trace: [ 1328.977574][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1328.977690][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1328.977752][ T32] r4:00000000 [ 1328.977804][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.977901][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1328.977969][ T32] 1d20: d770f000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1328.978071][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1328.978139][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1328.978261][ T32] r5:800b0113 r4:80239bb0 [ 1329.012281][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.012528][ T32] r4:82ac21e4 [ 1329.012609][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.012746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.012818][ T32] r4:e0531dc0 [ 1329.012873][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.012979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.013074][ T32] r4:00000000 [ 1329.013134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.013246][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.013324][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.013432][ T32] r5:00001000 r4:edb79000 [ 1329.013484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.013570][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.013667][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.013721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.013825][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 4 printk messages dropped ** [ 1329.014273][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1329.015120][ T32] INFO: task kworker/0:185:4082 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1329.015881][ T32] r4:850bc800 ** 5 printk messages dropped ** [ 1329.016402][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.017169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.017541][ T32] r5:85066b8c r4:85066800 ** 4 printk messages dropped ** [ 1329.017934][ T32] r4:850eb500 ** 1 printk messages dropped ** [ 1329.018128][ T32] r10:00000000 r9:850eb500 r8:80287e08 r7:ea961e60 r6:850e9980 r5:850bc800 [ 1329.018188][ T32] r4:00000001 [ 1329.018320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.036884][ T32] Exception stack(0xea975fb0 to 0xea975ff8) [ 1329.037024][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.037123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.037207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.037283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.037338][ T32] r4:850de340 [ 1329.038124][ T32] INFO: task kworker/0:185:4082 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.038287][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.049322][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.049506][ T32] Call trace: [ 1329.049647][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.049817][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.049893][ T32] r4:00000000 [ 1329.049949][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.050065][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.050133][ T32] 1d20: d7b7e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.050199][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.050284][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.050359][ T32] r5:800b0113 r4:80239bb0 [ 1329.050412][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.050528][ T32] r4:82ac21e4 [ 1329.050599][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.050697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.050754][ T32] r4:e0531dc0 [ 1329.050810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.050933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.051016][ T32] r4:00000000 [ 1329.051089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.051206][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.051264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.051359][ T32] r5:00001000 r4:edb79000 [ 1329.051412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.051505][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.051623][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.051692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.051806][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.051882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.051998][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.052067][ T32] r4:84819500 [ 1329.052118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.052221][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.052276][ T32] r4:00000001 [ 1329.052324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.052403][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.052491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.052571][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.052640][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.052707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1329.052918][ T32] INFO: task kworker/1:296:4084 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.053847][ T32] r5:850bd400 r4:8291a680 ** 5 printk messages dropped ** [ 1329.054296][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.055201][ T32] r5:8511b38c r4:8511b000 [ 1329.055257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.055355][ T32] r7:ddde2d80 r6:83018200 r5:8511b38c r4:850e9a00 ** 2 printk messages dropped ** [ 1329.055570][ T32] r4:850e9a00 ** 5 printk messages dropped ** [ 1329.056033][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.057520][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.058152][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1329.086229][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1329.086658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1329.087533][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 7 printk messages dropped ** [ 1329.088171][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 8 printk messages dropped ** [ 1329.094466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1329.095552][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.096383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.096756][ T32] r5:8511b78c r4:8511b400 ** 1 printk messages dropped ** [ 1329.096939][ T32] r7:ddde2d80 r6:83018200 r5:8511b78c r4:850e9b00 [ 1329.097017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.097123][ T32] r10:61c88647 r9:850be000 r8:850e9b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.097180][ T32] r4:850e9b00 [ 1329.097233][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.097340][ T32] r10:00000000 r9:850e9b00 r8:80287e08 r7:ea979e60 r6:850e9b80 r5:850be000 [ 1329.097418][ T32] r4:00000001 [ 1329.097471][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.097563][ T32] Exception stack(0xea97dfb0 to 0xea97dff8) [ 1329.097629][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.097699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.097768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.097842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.097902][ T32] r4:850dce40 [ 1329.113168][ T32] INFO: task kworker/1:297:4085 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.113405][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.113623][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.113817][ T32] Call trace: [ 1329.113917][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.114051][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.114112][ T32] r4:00000000 [ 1329.114186][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.114282][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.114370][ T32] 1d20: d7dc9000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.114464][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.114532][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.114592][ T32] r5:800b0113 r4:80239bb0 [ 1329.114661][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.114783][ T32] r4:82ac21e4 [ 1329.114871][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.114963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.115031][ T32] r4:e0531dc0 [ 1329.115082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.115171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.115225][ T32] r4:00000000 [ 1329.115277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.115389][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.115444][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.115575][ T32] r5:00001000 r4:edb79000 [ 1329.115636][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.115724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.115834][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.115897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.116012][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.116066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.116195][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.116256][ T32] r4:84819500 [ 1329.116308][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.116412][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.116467][ T32] r4:00000001 [ 1329.116516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.116635][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.116700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.116769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.116835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.116903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.116996][ T32] r4:8444f300 [ 1329.117072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.117137][ T32] INFO: task kworker/1:298:4088 blocked for more than 455 seconds. [ 1329.117213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.117270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.117321][ T32] task:kworker/1:298 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.117470][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.118021][ T32] r5:850bec00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.133928][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.134416][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.135044][ T32] r5:8511bb8c r4:8511b800 [ 1329.135125][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.135336][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.136209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.137692][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1329.161669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 10 printk messages dropped ** [ 1329.162619][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1329.163299][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.163377][ T32] r4:00000001 [ 1329.163439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.163536][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.163615][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.163687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.163744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.163812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.163867][ T32] r4:8444f300 [ 1329.163948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.164053][ T32] INFO: task kworker/1:299:4089 blocked for more than 455 seconds. [ 1329.164130][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.164190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.164266][ T32] task:kworker/1:299 state:D stack:0 pid:4089 tgid:4089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.164435][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.164562][ T32] Call trace: [ 1329.164644][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.164751][ T32] r10:8291a684 r9:ea985d84 r8:00000002 r7:60000113 r6:ea985d8c r5:850c0000 [ 1329.164822][ T32] r4:850c0000 [ 1329.164892][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.164998][ T32] r5:850c0000 r4:8291a680 [ 1329.165056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.165148][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.165246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 1329.165301][ T32] r4:00000000 [ 1329.165351][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1329.165539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.166859][ T32] r5:8511bf8c r4:8511bc00 [ 1329.166953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.167371][ T32] r10:61c88647 r9:850c0000 r8:850e9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.168125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.182174][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.182558][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 1 printk messages dropped ** [ 1329.182623][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.182692][ T32] r4:82ac21e4 [ 1329.182716][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.182782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.182868][ T32] r4:e0531dc0 [ 1329.182929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.183030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.183085][ T32] r4:00000000 [ 1329.183132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.183230][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.183284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.183376][ T32] r5:00001000 r4:edb79000 [ 1329.183452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.183561][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.183664][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.183716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.183818][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.183871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.183977][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.184036][ T32] r4:84819500 [ 1329.184088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.184185][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.184236][ T32] r4:00000001 [ 1329.184281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.184361][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.184450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.184528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.184614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.184681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.184755][ T32] r4:8444f300 [ 1329.184819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.184883][ T32] INFO: task kworker/1:300:4092 blocked for more than 455 seconds. [ 1329.184953][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.185018][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.185107][ T32] task:kworker/1:300 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.185253][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.185363][ T32] Call trace: [ 1329.185458][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.185569][ T32] r10:8291a684 r9:ea989d84 r8:00000002 r7:60000013 r6:ea989d8c r5:850c0c00 [ 1329.185621][ T32] r4:850c0c00 [ 1329.185688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1329.185961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1329.187081][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.187191][ T32] r5:8512c38c r4:8512c000 [ 1329.187262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.187641][ T32] r4:850e9e00 ** 5 printk messages dropped ** [ 1329.188107][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.213901][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.214215][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1329.214536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1329.215118][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1329.215347][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.215399][ T32] r4:00000001 [ 1329.215422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.215516][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.215629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.215738][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.215839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.215957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.215984][ T32] r4:8444f300 [ 1329.216005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.216037][ T32] INFO: task kworker/1:301:4093 blocked for more than 455 seconds. [ 1329.216070][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.216094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.216115][ T32] task:kworker/1:301 state:D stack:0 pid:4093 tgid:4093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.216195][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.216317][ T32] Call trace: [ 1329.216357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.216408][ T32] r10:8291a684 r9:ea98dd84 r8:00000002 r7:60000013 r6:ea98dd8c r5:850c1800 [ 1329.216431][ T32] r4:850c1800 [ 1329.216553][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.216663][ T32] r5:850c1800 r4:8291a680 [ 1329.216688][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.216754][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.216809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea98de08 [ 1329.216883][ T32] r4:00000000 [ 1329.216907][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.216992][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.217031][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.217124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6300 [ 1329.217152][ T32] r4:00000000 [ 1329.217202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.217255][ T32] r9:83018205 r8:850c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1329.217279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.217324][ T32] r5:00001000 r4:e0565000 [ 1329.217344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.217508][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.217555][ T32] r5:8510ff8c r4:8510fc00 [ 1329.217601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.217656][ T32] r7:ddde2d80 r6:83018200 r5:8510ff8c r4:850fb000 [ 1329.217679][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.218139][ T32] r10:00000000 r9:850fb000 r8:80287e08 r7:ea989e60 r6:850fb080 r5:850c1800 ** 10 printk messages dropped ** [ 1329.236480][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.236952][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 9 printk messages dropped ** [ 1329.237467][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.237857][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.237878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.237926][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.237948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.238021][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.238207][ T32] r4:84819500 [ 1329.249032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.249339][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.249405][ T32] r4:00000001 [ 1329.249454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.249542][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.249610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.249673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.249729][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.249808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.249860][ T32] r4:8444f300 [ 1329.249933][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.250004][ T32] INFO: task kworker/1:302:4096 blocked for more than 455 seconds. [ 1329.250106][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.250187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.250274][ T32] task:kworker/1:302 state:D stack:0 pid:4096 tgid:4096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.250397][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.250503][ T32] Call trace: [ 1329.250624][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.250740][ T32] r10:8291a684 r9:ea991d84 r8:00000002 r7:60000013 r6:ea991d8c r5:850c2400 [ 1329.250834][ T32] r4:850c2400 [ 1329.250891][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.251002][ T32] r5:850c2400 r4:8291a680 [ 1329.251055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.251144][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.251259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 1329.251319][ T32] r4:00000000 [ 1329.251366][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.251450][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.251538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.251654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6680 [ 1329.251714][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1329.251965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.252299][ T32] r5:8512c78c r4:8512c400 ** 1 printk messages dropped ** [ 1329.252472][ T32] r7:ddde2d80 r6:83018200 r5:8512c78c r4:850fb180 ** 4 printk messages dropped ** [ 1329.252904][ T32] r10:00000000 r9:850fb180 r8:80287e08 r7:ea989e60 r6:850fb280 r5:850c2400 ** 9 printk messages dropped ** [ 1329.254426][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1329.255552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.256480][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1329.257137][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.257811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.289631][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.290107][ T32] r5:850c3000 r4:8291a680 ** 3 printk messages dropped ** [ 1329.290484][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.290942][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.291538][ T32] r5:8512d78c r4:8512d400 ** 1 printk messages dropped ** [ 1329.291691][ T32] r7:ddde2d80 r6:83018200 r5:8512d78c r4:850fb100 ** 4 printk messages dropped ** [ 1329.292180][ T32] r10:00000000 r9:850fb100 r8:80287e08 r7:ea991e60 r6:850fb200 r5:850c3000 ** 10 printk messages dropped ** [ 1329.294011][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.294579][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 8 printk messages dropped ** [ 1329.295310][ T32] r4:e0531dc0 ** 1 printk messages dropped ** [ 1329.295487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.295556][ T32] r4:00000000 [ 1329.295606][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.295705][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.295755][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.295857][ T32] r5:00001000 r4:edb79000 [ 1329.295926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.296030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.296148][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.296223][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.296341][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.296395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.296496][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.296569][ T32] r4:84819500 [ 1329.296661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.296777][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.296836][ T32] r4:00000001 [ 1329.296880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.296963][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.297048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.297139][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.297262][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.297335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.297395][ T32] r4:8444f300 [ 1329.297447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.297534][ T32] INFO: task kworker/1:304:4099 blocked for more than 455 seconds. [ 1329.297608][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.297667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.297739][ T32] task:kworker/1:304 state:D stack:0 pid:4099 tgid:4099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.297908][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.298021][ T32] Call trace: [ 1329.298121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.298283][ T32] r10:8291a684 r9:ea999d84 r8:00000002 r7:60000013 r6:ea999d8c r5:850c3c00 [ 1329.311729][ T32] r4:850c3c00 [ 1329.311839][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.311975][ T32] r5:850c3c00 r4:8291a680 [ 1329.312030][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.312135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.312233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea999e08 [ 1329.312288][ T32] r4:00000000 [ 1329.312337][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.312428][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.312524][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.312646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6840 [ 1329.312711][ T32] r4:00000000 [ 1329.312821][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1329.313372][ T32] r5:8512cb8c r4:8512c800 [ 1329.313446][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.313564][ T32] r7:ddde2d80 r6:83018200 r5:8512cb8c r4:850fb300 ** 2 printk messages dropped ** [ 1329.313786][ T32] r4:850fb300 ** 7 printk messages dropped ** [ 1329.314382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.314455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.314533][ T32] r4:850f6940 [ 1329.315342][ T32] INFO: task kworker/1:304:4099 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.315453][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.315685][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.315820][ T32] Call trace: [ 1329.315899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.316006][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.316063][ T32] r4:00000000 [ 1329.316109][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.316198][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.316265][ T32] 1d20: d8a34000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.316358][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.316427][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.316504][ T32] r5:800b0113 r4:80239bb0 [ 1329.316562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.316687][ T32] r4:82ac21e4 [ 1329.316756][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.316873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.316926][ T32] r4:e0531dc0 [ 1329.316975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.317068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.317123][ T32] r4:00000000 [ 1329.317191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.317317][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.317373][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.317471][ T32] r5:00001000 r4:edb79000 [ 1329.317538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.317644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.317738][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.317827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.317960][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.318054][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.318171][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.318284][ T32] r4:84819500 [ 1329.342419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.342710][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.342844][ T32] r4:00000001 [ 1329.342929][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.343043][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.343130][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.343218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.343315][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.343417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.343487][ T32] r4:8444f300 [ 1329.343636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.343714][ T32] INFO: task kworker/0:186:4100 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1329.344452][ T32] r10:8291a684 r9:ea9a1d84 r8:00000002 r7:60000113 r6:ea9a1d8c r5:850c4800 ** 8 printk messages dropped ** [ 1329.345241][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.346194][ T32] r5:8506678c r4:85066400 [ 1329.346258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.346354][ T32] r7:dddced80 r6:83018000 r5:8506678c r4:850eb580 ** 1 printk messages dropped ** [ 1329.346509][ T32] r10:61c88647 r9:850c4800 r8:850eb5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.346565][ T32] r4:850eb580 [ 1329.346613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.346741][ T32] r10:00000000 r9:850eb580 r8:80287e08 r7:ea975e60 r6:850fb380 r5:850c4800 [ 1329.346857][ T32] r4:00000001 [ 1329.346935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.347025][ T32] Exception stack(0xea9a1fb0 to 0xea9a1ff8) [ 1329.347090][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.347156][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.347220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.347288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.347339][ T32] r4:850deb80 [ 1329.348125][ T32] INFO: task kworker/0:186:4100 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.348282][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.369355][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.369521][ T32] Call trace: [ 1329.369650][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.369797][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.369897][ T32] r4:00000000 [ 1329.369957][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.370055][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.370127][ T32] 1d20: d8d33000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.370229][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.370336][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.370440][ T32] r5:800b0113 r4:80239bb0 [ 1329.370564][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.370743][ T32] r4:82ac21e4 [ 1329.370854][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1329.371106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1329.372091][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 5 printk messages dropped ** [ 1329.372830][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.373183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.374000][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.374575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1329.375181][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.375807][ T32] r5:8512cf8c r4:8512cc00 [ 1329.375865][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.375967][ T32] r7:ddde2d80 r6:83018200 r5:8512cf8c r4:850fb400 ** 4 printk messages dropped ** [ 1329.376428][ T32] r10:00000000 r9:850fb400 r8:80287e08 r7:ea995e60 r6:850fb600 r5:850c6000 ** 9 printk messages dropped ** [ 1329.378021][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.408038][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 6 printk messages dropped ** [ 1329.419328][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1329.420198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1329.421145][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1329.422167][ T32] r4:850c5400 ** 3 printk messages dropped ** [ 1329.422485][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.422584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9a9e08 [ 1329.422639][ T32] r4:00000000 [ 1329.422704][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.422840][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.422952][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.423048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f6d00 [ 1329.423105][ T32] r4:00000000 [ 1329.423151][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.423275][ T32] r9:83018205 r8:850c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1329.423334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.423443][ T32] r5:00001000 r4:e076d000 [ 1329.423506][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.423609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.423744][ T32] r5:8512d38c r4:8512d000 [ 1329.423812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.423915][ T32] r7:ddde2d80 r6:83018200 r5:8512d38c r4:850fb500 [ 1329.424046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.424162][ T32] r10:61c88647 r9:850c5400 r8:850fb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.424217][ T32] r4:850fb500 [ 1329.424263][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.424357][ T32] r10:00000000 r9:850fb500 r8:80287e08 r7:ea995e60 r6:850fb700 r5:850c5400 [ 1329.424446][ T32] r4:00000001 [ 1329.424503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.424661][ T32] Exception stack(0xea9a9fb0 to 0xea9a9ff8) [ 1329.424752][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.424835][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.424909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.424980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.425079][ T32] r4:850f6cc0 [ 1329.425877][ T32] INFO: task kworker/1:306:4104 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.425961][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.426115][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.426236][ T32] Call trace: [ 1329.426393][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.426525][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.426624][ T32] r4:00000000 [ 1329.426680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1329.427145][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 7 printk messages dropped ** [ 1329.427832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1329.453344][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1329.454342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1329.455659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1329.456956][ T32] r5:8512e38c r4:8512e000 ** 1 printk messages dropped ** [ 1329.457135][ T32] r7:ddde2d80 r6:83018200 r5:8512e38c r4:850fb580 ** 4 printk messages dropped ** [ 1329.457575][ T32] r10:00000000 r9:850fb580 r8:80287e08 r7:ea995e60 r6:850fb680 r5:84a38000 [ 1329.457628][ T32] r4:00000001 [ 1329.457693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.457819][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1329.457900][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.457972][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.458055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.458132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.458186][ T32] r4:850f6cc0 [ 1329.474642][ T32] INFO: task kworker/1:307:4105 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.474910][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.475097][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.475261][ T32] Call trace: [ 1329.475379][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.475515][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.475634][ T32] r4:00000000 [ 1329.475692][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.475948][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.476026][ T32] 1d20: d9316000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.476094][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.476151][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.476226][ T32] r5:800b0113 r4:80239bb0 [ 1329.476286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.476383][ T32] r4:82ac21e4 [ 1329.476434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.476529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.476584][ T32] r4:e0531dc0 [ 1329.476666][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.476821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.476883][ T32] r4:00000000 [ 1329.476932][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.477033][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.477089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.477185][ T32] r5:00001000 r4:edb79000 [ 1329.477280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.477378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.477477][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.477527][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.477649][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.477708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.477843][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.477920][ T32] r4:84819500 [ 1329.477988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.478095][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.478170][ T32] r4:00000001 [ 1329.493744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.494025][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.494153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.494237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.494304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.494378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 12 printk messages dropped ** [ 1329.495902][ T32] r5:84a39800 r4:8291a680 ** 7 printk messages dropped ** [ 1329.496665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd1c0 ** 7 printk messages dropped ** [ 1329.497205][ T32] r5:8512db8c r4:8512d800 ** 2 printk messages dropped ** [ 1329.497295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1329.509159][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.509568][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.509641][ T32] 1d20: d9514000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.509679][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.509717][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.509764][ T32] r5:800b0113 r4:80239bb0 [ 1329.509817][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.509863][ T32] r4:82ac21e4 [ 1329.509911][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.510022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.510048][ T32] r4:e0531dc0 [ 1329.510090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.510198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.510267][ T32] r4:00000000 [ 1329.510291][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.510339][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.510377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.510431][ T32] r5:00001000 r4:edb79000 [ 1329.510454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.510514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.510560][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.510581][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.510649][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.510673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1329.510864][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1329.511050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.511502][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.511903][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b9e08 ** 11 printk messages dropped ** [ 1329.512491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.512535][ T32] r5:8512df8c r4:8512dc00 [ 1329.512594][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.512712][ T32] r7:ddde2d80 r6:83018200 r5:8512df8c r4:850fb900 [ 1329.512775][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.512833][ T32] r10:61c88647 r9:84a3a400 r8:850fb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.512856][ T32] r4:850fb900 [ 1329.512906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.512954][ T32] r10:00000000 r9:850fb900 r8:80287e08 r7:ea9b1e60 r6:850fb800 r5:84a3a400 [ 1329.512976][ T32] r4:00000001 [ 1329.512997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.513032][ T32] Exception stack(0xea9b9fb0 to 0xea9b9ff8) [ 1329.513059][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.513123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.513181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.513213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.513236][ T32] r4:850fd180 [ 1329.513662][ T32] INFO: task kworker/1:309:4109 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 1 printk messages dropped ** [ 1329.513806][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.514125][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1329.514411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1329.514812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1329.515368][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.515892][ T32] r10:8291a684 r9:ea9b5d84 r8:00000002 r7:60000113 r6:ea9b5d8c r5:84a3b000 ** 11 printk messages dropped ** [ 1329.516470][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.516810][ T32] r5:8512e78c r4:8512e400 ** 6 printk messages dropped ** [ 1329.517052][ T32] r10:00000000 r9:850fb980 r8:80287e08 r7:ea9b1e60 r6:850fba00 r5:84a3b000 ** 10 printk messages dropped ** [ 1329.517704][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1329.546117][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1329.546620][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.546644][ T32] r4:84819500 [ 1329.546664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.546718][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.546747][ T32] r4:00000001 [ 1329.546770][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.546853][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.546884][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.546913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.546971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.547025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.547074][ T32] r4:8444f300 [ 1329.547122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.547170][ T32] INFO: task kworker/1:311:4114 blocked for more than 456 seconds. [ 1329.547227][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.547257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.547282][ T32] task:kworker/1:311 state:D stack:0 pid:4114 tgid:4114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.547387][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.547459][ T32] Call trace: [ 1329.547492][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.547564][ T32] r10:8291a684 r9:ea9bdd84 r8:00000002 r7:60000113 r6:ea9bdd8c r5:84a3c800 [ 1329.547615][ T32] r4:84a3c800 [ 1329.547643][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.547693][ T32] r5:84a3c800 r4:8291a680 [ 1329.547738][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.547781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.547849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9bde08 [ 1329.547876][ T32] r4:00000000 [ 1329.547941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.547979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.548013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.548052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fd7c0 [ 1329.548096][ T32] r4:00000000 [ 1329.548140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.548187][ T32] r9:83018205 r8:84a3c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1329.561293][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.561431][ T32] r5:00001000 r4:ea9c9000 [ 1329.561480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.561538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.561587][ T32] r5:8512eb8c r4:8512e800 [ 1329.561618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.561668][ T32] r7:ddde2d80 r6:83018200 r5:8512eb8c r4:850fba80 [ 1329.561738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.561810][ T32] r10:61c88647 r9:84a3c800 r8:850fbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.561847][ T32] r4:850fba80 [ 1329.561870][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.561918][ T32] r10:00000000 r9:850fba80 r8:80287e08 r7:ea9b5e60 r6:850fbc00 r5:84a3c800 [ 1329.561940][ T32] r4:00000001 [ 1329.561959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.561997][ T32] Exception stack(0xea9bdfb0 to 0xea9bdff8) [ 1329.562027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.562055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.562080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.562108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.562151][ T32] r4:850fd640 [ 1329.562597][ T32] INFO: task kworker/1:311:4114 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.562660][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.562766][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.562855][ T32] Call trace: [ 1329.562927][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.563020][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.563070][ T32] r4:00000000 [ 1329.563104][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.563145][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.563172][ T32] 1d20: d9dcf000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.563201][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.563225][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.563248][ T32] r5:800b0113 r4:80239bb0 [ 1329.563268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.563309][ T32] r4:82ac21e4 [ 1329.563329][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.563392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.563418][ T32] r4:e0531dc0 [ 1329.563459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.563506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.563528][ T32] r4:00000000 [ 1329.563570][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.563619][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.563641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.563682][ T32] r5:00001000 r4:edb79000 [ 1329.563701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.563768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.563856][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.563939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.564051][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.564139][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.564258][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.564316][ T32] r4:84819500 [ 1329.564364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.564473][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.564529][ T32] r4:00000001 [ 1329.564596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.564681][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.564742][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.564823][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.564905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.564989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.565050][ T32] r4:8444f300 [ 1329.565102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.565183][ T32] INFO: task kworker/1:312:4116 blocked for more than 456 seconds. [ 1329.565293][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.565383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.565446][ T32] task:kworker/1:312 state:D stack:0 pid:4116 tgid:4116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.565583][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.565683][ T32] Call trace: [ 1329.565776][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.565899][ T32] r10:8291a684 r9:ea9ddd84 r8:00000002 r7:60000013 r6:ea9ddd8c r5:84a3e000 [ 1329.565959][ T32] r4:84a3e000 [ 1329.566009][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.566127][ T32] r5:84a3e000 r4:8291a680 [ 1329.566192][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.566325][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.566435][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9dde08 [ 1329.566491][ T32] r4:00000000 [ 1329.566539][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.566643][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.566731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.566886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12040 [ 1329.566957][ T32] r4:00000000 [ 1329.567016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.567121][ T32] r9:83018205 r8:84a3e000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1329.567171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.567564][ T32] r5:8512fb8c r4:8512f800 [ 1329.567616][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.567719][ T32] r7:ddde2d80 r6:83018200 r5:8512fb8c r4:850fbb00 [ 1329.567772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.567956][ T32] r10:61c88647 r9:84a3e000 r8:850fbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.568022][ T32] r4:850fbb00 [ 1329.568105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.568217][ T32] r10:00000000 r9:850fbb00 r8:80287e08 r7:ea9bde60 r6:850fbb80 r5:84a3e000 [ 1329.568271][ T32] r4:00000001 [ 1329.587048][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.587202][ T32] Exception stack(0xea9ddfb0 to 0xea9ddff8) [ 1329.587263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.587341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.587372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.587404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.587428][ T32] r4:850fd780 [ 1329.587862][ T32] INFO: task kworker/1:312:4116 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.587923][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.588017][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.588073][ T32] Call trace: [ 1329.588104][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.588157][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.588180][ T32] r4:00000000 [ 1329.588200][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.588239][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.588266][ T32] 1d20: d9e4c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.588305][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 2 printk messages dropped ** [ 1329.588388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1329.589278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.589580][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1329.589740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.590068][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.590364][ T32] r5:84a3bc00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.590585][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.590772][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.591058][ T32] r5:8512ef8c r4:8512ec00 [ 1329.591079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1329.591246][ T32] r4:850fbc80 ** 5 printk messages dropped ** [ 1329.591448][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.592367][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.592765][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 1 printk messages dropped ** [ 1329.592939][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.593247][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.593458][ T32] r5:800b0113 r4:80239bb0 [ 1329.593556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.593716][ T32] r4:82ac21e4 [ 1329.593772][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.593905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.593965][ T32] r4:e0531dc0 [ 1329.594016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.594121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.594188][ T32] r4:00000000 [ 1329.594237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.594335][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.594386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.594481][ T32] r5:00001000 r4:edb79000 [ 1329.594508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.594553][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.594605][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.594629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.594688][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.594713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.594767][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.594793][ T32] r4:84819500 [ 1329.594908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.594985][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.595015][ T32] r4:00000001 [ 1329.595037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.595085][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.595118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.595151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.595184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.595217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.595242][ T32] r4:8444f300 [ 1329.595280][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.595392][ T32] INFO: task kworker/0:187:4119 blocked for more than 456 seconds. [ 1329.595429][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.595460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.595486][ T32] task:kworker/0:187 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.595540][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.595586][ T32] Call trace: [ 1329.595701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.595755][ T32] r10:8291a684 r9:ea9f1d84 r8:00000002 r7:60000113 r6:ea9f1d8c r5:84a38c00 [ 1329.595778][ T32] r4:84a38c00 [ 1329.595889][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.595946][ T32] r5:84a38c00 r4:8291a680 [ 1329.595981][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.596025][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.596071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1329.596094][ T32] r4:00000000 [ 1329.596113][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.596177][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.596217][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.596258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c8c00 [ 1329.596324][ T32] r4:00000000 [ 1329.596405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.596543][ T32] r9:83018005 r8:84a38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 3 printk messages dropped ** [ 1329.596814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.596862][ T32] r5:85067b8c r4:85067800 [ 1329.596884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1329.596984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.597667][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) ** 6 printk messages dropped ** [ 1329.598231][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.621753][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 5 printk messages dropped ** [ 1329.622099][ T32] r4:e0531dc0 ** 5 printk messages dropped ** [ 1329.622307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.622727][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.623041][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.623462][ T32] task:kworker/1:314 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.624082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 ** 5 printk messages dropped ** [ 1329.624255][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.624617][ T32] r5:8512f38c r4:8512f000 [ 1329.624642][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.624688][ T32] r7:ddde2d80 r6:83018200 r5:8512f38c r4:850fbe00 [ 1329.624737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.624787][ T32] r10:61c88647 r9:84a3ec00 r8:850fbe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.624817][ T32] r4:850fbe00 [ 1329.624969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.625020][ T32] r10:00000000 r9:850fbe00 r8:80287e08 r7:ea9dde60 r6:850fbf80 r5:84a3ec00 [ 1329.625071][ T32] r4:00000001 [ 1329.625099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.625137][ T32] Exception stack(0xea9fdfb0 to 0xea9fdff8) [ 1329.625269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.625302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.625329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.625385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.625605][ T32] r4:850fdb80 [ 1329.626062][ T32] INFO: task kworker/1:314:4122 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.626101][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.626232][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.626363][ T32] Call trace: [ 1329.626609][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.626799][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.626845][ T32] r4:00000000 [ 1329.626885][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.626960][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.626992][ T32] 1d20: da14b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.627021][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.627046][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.627070][ T32] r5:800b0113 r4:80239bb0 [ 1329.627090][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.627158][ T32] r4:82ac21e4 [ 1329.627209][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.627255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.627280][ T32] r4:e0531dc0 [ 1329.627299][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.627413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.627519][ T32] r4:00000000 [ 1329.627544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.627590][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.627631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.627685][ T32] r5:00001000 r4:edb79000 [ 1329.627734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.627778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.627853][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.627879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.627927][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.627948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.627993][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.628043][ T32] r4:84819500 [ 1329.628123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.628181][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.628322][ T32] r4:00000001 [ 1329.649100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.649243][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.649283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.649316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.649343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.649374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.649397][ T32] r4:8444f300 [ 1329.649447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.649577][ T32] INFO: task kworker/0:188:4123 blocked for more than 456 seconds. [ 1329.649616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.649642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.649667][ T32] task:kworker/0:188 state:D stack:0 pid:4123 tgid:4123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.649724][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.649771][ T32] Call trace: [ 1329.649810][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.649864][ T32] r10:8291a684 r9:ea9c1d84 r8:00000002 r7:60000113 r6:ea9c1d8c r5:84943c00 ** 4 printk messages dropped ** [ 1329.650036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1329.650555][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.650751][ T32] r5:8506778c r4:85067400 [ 1329.650797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.650952][ T32] r10:61c88647 r9:84943c00 r8:850eb62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.651209][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.652023][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.652261][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 4 printk messages dropped ** [ 1329.652429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.652994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.653542][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.653913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.654264][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.654679][ T32] r5:84946c00 r4:8291a680 ** 3 printk messages dropped ** [ 1329.654891][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.655097][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.655303][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.655346][ T32] r5:8512f78c r4:8512f400 ** 2 printk messages dropped ** [ 1329.655430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.655803][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) ** 6 printk messages dropped ** [ 1329.656298][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.656789][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 7 printk messages dropped ** [ 1329.657113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 6 printk messages dropped ** [ 1329.657337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.657381][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.657401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.657446][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.657486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.657537][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.657585][ T32] r4:84819500 [ 1329.657608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.657680][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.657723][ T32] r4:00000001 [ 1329.657746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.657783][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.657816][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.657846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.657872][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.657901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.657984][ T32] r4:8444f300 [ 1329.658009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.658163][ T32] INFO: task kworker/1:316:4128 blocked for more than 456 seconds. [ 1329.658203][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.658259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.693396][ T32] task:kworker/1:316 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.693577][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.693721][ T32] Call trace: [ 1329.693837][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.693963][ T32] r10:8291a684 r9:eaa25d84 r8:00000002 r7:60000113 r6:eaa25d8c r5:84943000 [ 1329.694042][ T32] r4:84943000 [ 1329.694101][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.694212][ T32] r5:84943000 r4:8291a680 [ 1329.694272][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.694360][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.694453][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa25e08 [ 1329.694507][ T32] r4:00000000 [ 1329.694553][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.694651][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.694769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.694903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12b00 [ 1329.694980][ T32] r4:00000000 [ 1329.695038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.695149][ T32] r9:83018205 r8:84943000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1329.695211][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.695330][ T32] r5:00001000 r4:eaa9d000 [ 1329.695390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.695487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.695586][ T32] r5:8513df8c r4:8513dc00 [ 1329.695638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.695744][ T32] r7:ddde2d80 r6:83018200 r5:8513df8c r4:849c7100 [ 1329.695808][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.695917][ T32] r10:61c88647 r9:84943000 r8:849c712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.695980][ T32] r4:849c7100 [ 1329.696031][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.696157][ T32] r10:00000000 r9:849c7100 r8:80287e08 r7:ea9dde60 r6:850eb700 r5:84943000 [ 1329.696221][ T32] r4:00000001 [ 1329.696273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.696364][ T32] Exception stack(0xeaa25fb0 to 0xeaa25ff8) [ 1329.696435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.696539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.696652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.696755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.696831][ T32] r4:84a12240 [ 1329.697626][ T32] INFO: task kworker/1:316:4128 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.697718][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.697890][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.698002][ T32] Call trace: [ 1329.698105][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.698218][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.705861][ T32] r4:00000000 [ 1329.705966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.706067][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.706107][ T32] 1d20: da98b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.706181][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.706211][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.706238][ T32] r5:800b0113 r4:80239bb0 [ 1329.706259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.706331][ T32] r4:82ac21e4 [ 1329.706385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.706466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.706496][ T32] r4:e0531dc0 [ 1329.706518][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.706563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.706623][ T32] r4:00000000 [ 1329.706647][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.706697][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.706746][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.706871][ T32] r5:00001000 r4:edb79000 [ 1329.706931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.706977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.707035][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.707060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.707134][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.707160][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.707208][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1329.707381][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1329.707855][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1329.716114][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.716717][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.717125][ T32] r9:83018205 r8:84940000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1329.717425][ T32] r5:8512ff8c r4:8512fc00 ** 2 printk messages dropped ** [ 1329.717578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.717929][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1329.717966][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.717996][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.718049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.718109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.718141][ T32] r4:84a12240 [ 1329.729757][ T32] INFO: task kworker/1:317:4129 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.729984][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.730148][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.730301][ T32] Call trace: [ 1329.730382][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.730519][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.730657][ T32] r4:00000000 [ 1329.730738][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.730878][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.730954][ T32] 1d20: daac1000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.731023][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.731084][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.731140][ T32] r5:800b0113 r4:80239bb0 [ 1329.731190][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.731286][ T32] r4:82ac21e4 [ 1329.731363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.731462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.731541][ T32] r4:e0531dc0 [ 1329.731615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.731719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.731775][ T32] r4:00000000 [ 1329.731856][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.731983][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.732047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.732173][ T32] r5:00001000 r4:edb79000 [ 1329.732230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.732328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.732434][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.732512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.732636][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.732696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.732814][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.732874][ T32] r4:84819500 [ 1329.732925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.733033][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.733113][ T32] r4:00000001 [ 1329.733170][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.733257][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.733319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.733387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.733452][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.733518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.733573][ T32] r4:8444f300 [ 1329.733625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.733687][ T32] INFO: task kworker/1:318:4131 blocked for more than 456 seconds. [ 1329.733757][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.733832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.733907][ T32] task:kworker/1:318 state:D stack:0 pid:4131 tgid:4131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.734022][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.734159][ T32] Call trace: [ 1329.734240][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.734346][ T32] r10:8291a684 r9:eaa35d84 r8:00000002 r7:60000113 r6:eaa35d8c r5:85048c00 [ 1329.734405][ T32] r4:85048c00 [ 1329.734456][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.734575][ T32] r5:85048c00 r4:8291a680 [ 1329.734643][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.734732][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.734870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa35e08 [ 1329.734924][ T32] r4:00000000 [ 1329.734990][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.735083][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.735184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.735282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12300 [ 1329.735337][ T32] r4:00000000 [ 1329.735422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.735549][ T32] r9:83018205 r8:85048c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1329.735607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.735696][ T32] r5:00001000 r4:eaa21000 [ 1329.735747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.735865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.735967][ T32] r5:8513c38c r4:8513c000 [ 1329.736019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.736121][ T32] r7:ddde2d80 r6:83018200 r5:8513c38c r4:849c7200 [ 1329.736177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.736285][ T32] r10:61c88647 r9:85048c00 r8:849c722c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.736366][ T32] r4:849c7200 [ 1329.736420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.736524][ T32] r10:00000000 r9:849c7200 r8:80287e08 r7:eaa25e60 r6:850eb800 r5:85048c00 [ 1329.736579][ T32] r4:00000001 [ 1329.736659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.736743][ T32] Exception stack(0xeaa35fb0 to 0xeaa35ff8) [ 1329.736838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.736914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.736985][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.737054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.737111][ T32] r4:84a12100 [ 1329.737717][ T32] INFO: task kworker/1:318:4131 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.737824][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.738013][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.738116][ T32] Call trace: [ 1329.738189][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.761540][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.761659][ T32] r4:00000000 [ 1329.761692][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.761760][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.761804][ T32] 1d20: dac24000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.761837][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.761863][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.761889][ T32] r5:800b0113 r4:80239bb0 [ 1329.761911][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.761955][ T32] r4:82ac21e4 [ 1329.761975][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.762039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.762097][ T32] r4:e0531dc0 [ 1329.762150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.762257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.762311][ T32] r4:00000000 [ 1329.762364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.762501][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.762565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.762688][ T32] r5:00001000 r4:edb79000 [ 1329.762761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.762886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.762985][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.763074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.763143][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.763259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.763314][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.763337][ T32] r4:84819500 [ 1329.763357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.763404][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.763427][ T32] r4:00000001 [ 1329.763448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.763485][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.763680][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.763789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.763916][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.763947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.763970][ T32] r4:8444f300 [ 1329.763994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1329.764237][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.764645][ T32] r5:85048000 r4:8291a680 ** 2 printk messages dropped ** [ 1329.764743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa4de08 ** 9 printk messages dropped ** [ 1329.765221][ T32] r5:00001000 r4:eaa3f000 ** 2 printk messages dropped ** [ 1329.765354][ T32] r5:8513c78c r4:8513c400 [ 1329.765375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1329.765567][ T32] r10:61c88647 r9:85048000 r8:849c71ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.766323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.767519][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.767813][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 6 printk messages dropped ** [ 1329.768111][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1329.787827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.792190][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 5 printk messages dropped ** [ 1329.792653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1329.793453][ T32] r4:8504b000 ** 4 printk messages dropped ** [ 1329.793955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa59e08 ** 8 printk messages dropped ** [ 1329.794756][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.795168][ T32] r5:8513cb8c r4:8513c800 ** 3 printk messages dropped ** [ 1329.795463][ T32] r10:61c88647 r9:8504b000 r8:849c70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.796035][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.797621][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1329.798120][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.798174][ T32] r5:800b0113 r4:80239bb0 [ 1329.798277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.828929][ T32] r4:82ac21e4 [ 1329.828979][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.829047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.829092][ T32] r4:e0531dc0 [ 1329.829117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.829181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.829207][ T32] r4:00000000 [ 1329.829247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.829297][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.829320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.829364][ T32] r5:00001000 r4:edb79000 [ 1329.829405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.829468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.829516][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.829536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.829615][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.829640][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.829687][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.829709][ T32] r4:84819500 [ 1329.829729][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.829773][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.829802][ T32] r4:00000001 [ 1329.829822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.829858][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.829887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.829969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.829999][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.830038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.830073][ T32] r4:8444f300 [ 1329.830099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.830127][ T32] INFO: task kworker/1:321:4137 blocked for more than 456 seconds. [ 1329.830173][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.830243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.830269][ T32] task:kworker/1:321 state:D stack:0 pid:4137 tgid:4137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.830367][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.830437][ T32] Call trace: [ 1329.830493][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.830548][ T32] r10:8291a684 r9:eaa71d84 r8:00000002 r7:60000113 r6:eaa71d8c r5:8504a400 [ 1329.830571][ T32] r4:8504a400 [ 1329.830590][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.830678][ T32] r5:8504a400 r4:8291a680 [ 1329.830702][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.830850][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.830916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 1329.830941][ T32] r4:00000000 [ 1329.830960][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.830995][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.831052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.831097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a126c0 [ 1329.831118][ T32] r4:00000000 [ 1329.831138][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.831180][ T32] r9:83018205 r8:8504a400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1329.831279][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.831325][ T32] r5:00001000 r4:eaa5f000 [ 1329.831344][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.831383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.831478][ T32] r5:8513cf8c r4:8513cc00 [ 1329.831538][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.831678][ T32] r7:ddde2d80 r6:83018200 r5:8513cf8c r4:849c7280 [ 1329.831742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.831867][ T32] r10:61c88647 r9:8504a400 r8:849c72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.831924][ T32] r4:849c7280 ** 1 printk messages dropped ** [ 1329.832217][ T32] r10:00000000 r9:849c7280 r8:80287e08 r7:eaa25e60 r6:850eb980 r5:8504a400 ** 7 printk messages dropped ** [ 1329.832792][ T32] r4:84a124c0 ** 3 printk messages dropped ** [ 1329.834020][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.834578][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 9 printk messages dropped ** [ 1329.835376][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.835819][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1329.836094][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 12 printk messages dropped ** [ 1329.836500][ T32] task:kworker/1:322 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1329.836993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.837072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa81e08 [ 1329.837122][ T32] r4:00000000 [ 1329.837143][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.837199][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.837236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.837276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12800 [ 1329.837298][ T32] r4:00000000 [ 1329.837317][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.837392][ T32] r9:83018205 r8:85049800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1329.837437][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.837481][ T32] r5:00001000 r4:eaa6d000 [ 1329.837502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.837541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.837582][ T32] r5:8513d38c r4:8513d000 [ 1329.837623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.837672][ T32] r7:ddde2d80 r6:83018200 r5:8513d38c r4:849c7300 [ 1329.837692][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.837759][ T32] r10:61c88647 r9:85049800 r8:849c732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.837800][ T32] r4:849c7300 [ 1329.837823][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.837890][ T32] r10:00000000 r9:849c7300 r8:80287e08 r7:eaa25e60 r6:850eba00 r5:85049800 [ 1329.837915][ T32] r4:00000001 [ 1329.837934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.837970][ T32] Exception stack(0xeaa81fb0 to 0xeaa81ff8) [ 1329.838016][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.838047][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.838073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.838100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.838121][ T32] r4:84a12600 [ 1329.862044][ T32] INFO: task kworker/1:322:4139 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.862147][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.862278][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.862368][ T32] Call trace: [ 1329.862404][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.862505][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.862534][ T32] r4:00000000 [ 1329.862556][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.862609][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1329.862643][ T32] 1d20: db82a000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1329.862694][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1329.862745][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1329.862772][ T32] r5:800b0113 r4:80239bb0 [ 1329.862800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.862929][ T32] r4:82ac21e4 [ 1329.862955][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.863000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1329.863023][ T32] r4:e0531dc0 [ 1329.863042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.863107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1329.863164][ T32] r4:00000000 [ 1329.863187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.863235][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1329.863278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.863367][ T32] r5:00001000 r4:edb79000 [ 1329.863412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.863456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.863521][ T32] r5:85f5fb8c r4:85f5f800 [ 1329.863545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.863594][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 4 printk messages dropped ** [ 1329.863941][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 6 printk messages dropped ** [ 1329.864313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.864743][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.865032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.865334][ T32] r9:83018205 r8:8504bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1329.865557][ T32] r5:8513d78c r4:8513d400 ** 1 printk messages dropped ** [ 1329.865629][ T32] r7:ddde2d80 r6:83018200 r5:8513d78c r4:849c7400 ** 4 printk messages dropped ** [ 1329.865779][ T32] r10:00000000 r9:849c7400 r8:80287e08 r7:eaa25e60 r6:850eba80 r5:8504bc00 ** 6 printk messages dropped ** [ 1329.866038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1329.867302][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.867667][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 6 printk messages dropped ** [ 1329.868171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1329.880102][ T32] r5:85f5fb8c r4:85f5f800 ** 1 printk messages dropped ** [ 1329.880295][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1329.880374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.880497][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1329.880570][ T32] r4:84819500 [ 1329.880675][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.880839][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1329.880904][ T32] r4:00000001 [ 1329.880993][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.881089][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1329.881157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.881222][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.881286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.881351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.881409][ T32] r4:8444f300 [ 1329.881467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.881564][ T32] INFO: task kworker/1:324:4143 blocked for more than 456 seconds. [ 1329.881641][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.881701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.881755][ T32] task:kworker/1:324 state:D stack:0 pid:4143 tgid:4143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.881931][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.882178][ T32] Call trace: [ 1329.882405][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.882536][ T32] r10:8291a684 r9:eaa95d84 r8:00000002 r7:60000113 r6:eaa95d8c r5:8504e000 [ 1329.882600][ T32] r4:8504e000 [ 1329.882657][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.882866][ T32] r5:8504e000 r4:8291a680 [ 1329.882937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.883033][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.883137][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa95e08 [ 1329.883214][ T32] r4:00000000 [ 1329.883283][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.883390][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.883498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.883606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12a80 [ 1329.883681][ T32] r4:00000000 [ 1329.883737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.883866][ T32] r9:83018205 r8:8504e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1329.883919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.884015][ T32] r5:00001000 r4:eaa97000 [ 1329.884071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.884165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.884267][ T32] r5:8513db8c r4:8513d800 [ 1329.884317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.884414][ T32] r7:ddde2d80 r6:83018200 r5:8513db8c r4:849c7480 [ 1329.884483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.884594][ T32] r10:61c88647 r9:8504e000 r8:849c74ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.884650][ T32] r4:849c7480 [ 1329.884717][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.884896][ T32] r10:00000000 r9:849c7480 r8:80287e08 r7:eaa25e60 r6:850ebb00 r5:8504e000 [ 1329.884962][ T32] r4:00000001 [ 1329.885025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.885131][ T32] Exception stack(0xeaa95fb0 to 0xeaa95ff8) [ 1329.885182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.885214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.885266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.885299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.885322][ T32] r4:84a12880 [ 1329.885798][ T32] INFO: task kworker/1:324:4143 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1329.885838][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.885939][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.885999][ T32] Call trace: [ 1329.886055][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1329.886130][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1329.886199][ T32] r4:00000000 [ 1329.886223][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.886263][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 4 printk messages dropped ** [ 1329.886539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.887068][ T32] r5:00001000 r4:edb79000 ** 5 printk messages dropped ** [ 1329.887273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.887581][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 5 printk messages dropped ** [ 1329.887786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1329.888091][ T32] r10:8291a684 r9:eaaa9d84 r8:00000002 r7:60000013 r6:eaaa9d8c r5:8504d400 ** 6 printk messages dropped ** [ 1329.918217][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.919166][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.919732][ T32] r5:8513e78c r4:8513e400 ** 1 printk messages dropped ** [ 1329.919885][ T32] r7:ddde2d80 r6:83018200 r5:8513e78c r4:849c7600 ** 4 printk messages dropped ** [ 1329.920097][ T32] r10:00000000 r9:849c7600 r8:80287e08 r7:eaa25e60 r6:850ebb80 r5:8504d400 ** 9 printk messages dropped ** [ 1329.920871][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1329.921415][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1329.921919][ T32] r5:00001000 r4:edb79000 ** 5 printk messages dropped ** [ 1329.922362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.923009][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1329.923162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1329.923248][ T32] r4:8444f300 [ 1329.923331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.923495][ T32] INFO: task kworker/1:326:4147 blocked for more than 456 seconds. [ 1329.923630][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1329.923727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.923777][ T32] task:kworker/1:326 state:D stack:0 pid:4147 tgid:4147 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.923971][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.924074][ T32] Call trace: [ 1329.924337][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1329.924531][ T32] r10:8291a684 r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:8504c800 [ 1329.924591][ T32] r4:8504c800 [ 1329.924856][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1329.924962][ T32] r5:8504c800 r4:8291a680 [ 1329.925011][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.925102][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.925194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1329.925449][ T32] r4:00000000 [ 1329.925672][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1329.925762][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1329.925891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1329.925993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a12d40 [ 1329.926115][ T32] r4:00000000 [ 1329.926171][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1329.926351][ T32] r9:83018205 r8:8504c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1329.926411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1329.926582][ T32] r5:00001000 r4:eaab3000 [ 1329.926640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1329.926767][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.926946][ T32] r5:8513e38c r4:8513e000 [ 1329.926990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1329.927044][ T32] r7:ddde2d80 r6:83018200 r5:8513e38c r4:849c7500 [ 1329.927098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1329.927152][ T32] r10:61c88647 r9:8504c800 r8:849c752c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.927180][ T32] r4:849c7500 [ 1329.927259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1329.927368][ T32] r10:00000000 r9:849c7500 r8:80287e08 r7:eaaa9e60 r6:850ebc00 r5:8504c800 [ 1329.927457][ T32] r4:00000001 [ 1329.927601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.927715][ T32] Exception stack(0xeaab1fb0 to 0xeaab1ff8) [ 1329.927778][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.927860][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.928318][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1329.955604][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.957443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 10 printk messages dropped ** [ 1329.974217][ T32] r5:85f5fb8c r4:85f5f800 ** 3 printk messages dropped ** [ 1329.974537][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1329.975221][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.976255][ T32] Call trace: ** 6 printk messages dropped ** [ 1329.976852][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.977831][ T32] r9:83018205 r8:8504ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1329.978226][ T32] r5:8513ef8c r4:8513ec00 ** 3 printk messages dropped ** [ 1329.999280][ T32] r10:61c88647 r9:8504ec00 r8:849c76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1329.999800][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.001000][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.001360][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1330.001756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 10 printk messages dropped ** [ 1330.002280][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1330.002488][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.002542][ T32] r4:00000001 [ 1330.002587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.002668][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.002757][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.002871][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.002933][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.002993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.003052][ T32] r4:8444f300 [ 1330.003102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.003190][ T32] INFO: task kworker/1:328:4151 blocked for more than 456 seconds. [ 1330.003300][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.003363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.003448][ T32] task:kworker/1:328 state:D stack:0 pid:4151 tgid:4151 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.003554][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.003650][ T32] Call trace: [ 1330.003723][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.003833][ T32] r10:8291a684 r9:ea9edd84 r8:00000002 r7:60000113 r6:ea9edd8c r5:84a3d400 [ 1330.003890][ T32] r4:84a3d400 [ 1330.003961][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.004084][ T32] r5:84a3d400 r4:8291a680 [ 1330.004202][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.004296][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.004380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1330.004432][ T32] r4:00000000 [ 1330.004495][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.004621][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.004662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.004739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850deac0 [ 1330.004801][ T32] r4:00000000 [ 1330.004890][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.004969][ T32] r9:83018205 r8:84a3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1330.004995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.005040][ T32] r5:00001000 r4:eaacb000 [ 1330.005060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.005162][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.005208][ T32] r5:8513eb8c r4:8513e800 [ 1330.005244][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.005292][ T32] r7:ddde2d80 r6:83018200 r5:8513eb8c r4:849c7700 [ 1330.005323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.005463][ T32] r10:61c88647 r9:84a3d400 r8:849c772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.005526][ T32] r4:849c7700 [ 1330.005574][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.005685][ T32] r10:00000000 r9:849c7700 r8:80287e08 r7:eaac1e60 r6:849c7580 r5:84a3d400 [ 1330.005740][ T32] r4:00000001 [ 1330.005825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.005938][ T32] Exception stack(0xea9edfb0 to 0xea9edff8) [ 1330.006012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.006085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.006145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.006210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.006265][ T32] r4:850de380 [ 1330.006755][ T32] INFO: task kworker/1:328:4151 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.006883][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.007055][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.007212][ T32] Call trace: [ 1330.007290][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.007400][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.007481][ T32] r4:00000000 [ 1330.007549][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.007636][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.007700][ T32] 1d20: dc613000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.007762][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.007840][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.007899][ T32] r5:800b0113 r4:80239bb0 [ 1330.007950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.008040][ T32] r4:82ac21e4 [ 1330.008090][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.008204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.031464][ T32] r4:e0531dc0 [ 1330.031702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.031873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.031931][ T32] r4:00000000 [ 1330.031996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.032108][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.032167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.032260][ T32] r5:00001000 r4:edb79000 ** 1 printk messages dropped ** [ 1330.032367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.032885][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1330.033405][ T32] INFO: task kworker/1:329:4154 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1330.033994][ T32] r4:850c6c00 ** 4 printk messages dropped ** [ 1330.034288][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 ** 5 printk messages dropped ** [ 1330.034591][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.035099][ T32] r5:8513f38c r4:8513f000 [ 1330.035135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.035532][ T32] r10:00000000 r9:849c7780 r8:80287e08 r7:eaac1e60 r6:849c7800 r5:850c6c00 ** 9 printk messages dropped ** [ 1330.036822][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.037689][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 8 printk messages dropped ** [ 1330.058998][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.059712][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1330.060269][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1330.060715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.060798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.060862][ T32] r4:8444f300 [ 1330.060916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.060979][ T32] INFO: task kworker/1:330:4156 blocked for more than 456 seconds. [ 1330.061049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.061105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.061158][ T32] task:kworker/1:330 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.061282][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.061383][ T32] Call trace: [ 1330.061460][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.061573][ T32] r10:8291a684 r9:eaaddd84 r8:00000002 r7:60000113 r6:eaaddd8c r5:85140000 [ 1330.061632][ T32] r4:85140000 [ 1330.061681][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.061782][ T32] r5:85140000 r4:8291a680 [ 1330.061850][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.061942][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.062041][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1330.062099][ T32] r4:00000000 [ 1330.062149][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.062235][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.062322][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.062418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781040 [ 1330.062474][ T32] r4:00000000 [ 1330.062532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.062633][ T32] r9:83018205 r8:85140000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1330.062691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.062794][ T32] r5:00001000 r4:df9e3000 [ 1330.062941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.063035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.063132][ T32] r5:8513f78c r4:8513f400 [ 1330.063180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.063278][ T32] r7:ddde2d80 r6:83018200 r5:8513f78c r4:849c7880 [ 1330.063333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.063437][ T32] r10:61c88647 r9:85140000 r8:849c78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.063499][ T32] r4:849c7880 [ 1330.063548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.063652][ T32] r10:00000000 r9:849c7880 r8:80287e08 r7:eaac9e60 r6:849c7380 r5:85140000 [ 1330.063709][ T32] r4:00000001 [ 1330.063762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.063862][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) [ 1330.063928][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.064013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.064091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.064173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.064256][ T32] r4:850f6cc0 [ 1330.065060][ T32] INFO: task kworker/1:330:4156 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.065152][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.065349][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.065478][ T32] Call trace: [ 1330.065554][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.065664][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.065719][ T32] r4:00000000 [ 1330.065770][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.065866][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.065930][ T32] 1d20: dca21000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.065996][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.066053][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.066109][ T32] r5:800b0113 r4:80239bb0 [ 1330.066181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.066284][ T32] r4:82ac21e4 [ 1330.066336][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.066435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.066493][ T32] r4:e0531dc0 [ 1330.066544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.066669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.066746][ T32] r4:00000000 [ 1330.066808][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.066940][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.066993][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.067082][ T32] r5:00001000 r4:edb79000 [ 1330.067128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.067230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.067326][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.067381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1330.067956][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.068406][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.100579][ T32] r10:8291a684 r9:eaae9d84 r8:00000002 r7:60000113 r6:eaae9d8c r5:85140c00 ** 6 printk messages dropped ** [ 1330.101105][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.101476][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.102125][ T32] r5:8513ff8c r4:8513fc00 [ 1330.102182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.102520][ T32] r4:849c7900 ** 7 printk messages dropped ** [ 1330.103161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.104536][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1330.104726][ T32] r4:00000000 [ 1330.104812][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.104910][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.104982][ T32] 1d20: dcc31000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.105059][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.105124][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.105186][ T32] r5:800b0113 r4:80239bb0 [ 1330.105239][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.105336][ T32] r4:82ac21e4 [ 1330.105385][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.105484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.105560][ T32] r4:e0531dc0 [ 1330.105611][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.105727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.105799][ T32] r4:00000000 [ 1330.105852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.105972][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.106024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.106154][ T32] r5:00001000 r4:edb79000 [ 1330.106214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.106335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.106433][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.106482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.106575][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.106623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.106731][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.106805][ T32] r4:84819500 [ 1330.106891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.106999][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.107056][ T32] r4:00000001 [ 1330.107102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.107199][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.107279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.107343][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.107405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.107480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.107531][ T32] r4:8444f300 [ 1330.107597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.107658][ T32] INFO: task kworker/1:332:4159 blocked for more than 456 seconds. [ 1330.107723][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.107776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.107842][ T32] task:kworker/1:332 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.107975][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.108115][ T32] Call trace: [ 1330.108192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.129889][ T32] r5:849e8c00 r4:8291a680 ** 5 printk messages dropped ** [ 1330.130392][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.131303][ T32] r5:8513fb8c r4:8513f800 [ 1330.131356][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.131620][ T32] r10:61c88647 r9:849e8c00 r8:849c79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.132363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.134069][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1330.135494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 2 printk messages dropped ** [ 1330.135695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.135753][ T32] r4:00000000 [ 1330.135811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.135909][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.135960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.136055][ T32] r5:00001000 r4:edb79000 [ 1330.136104][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.136219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.136315][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.136368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.136475][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.136531][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.136698][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.136763][ T32] r4:84819500 [ 1330.136833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.136941][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.137010][ T32] r4:00000001 [ 1330.137098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.137242][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.137323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.137391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.137457][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.137526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.137586][ T32] r4:8444f300 [ 1330.137635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1330.137911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1330.168196][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.173133][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.173757][ T32] r5:84a0438c r4:84a04000 [ 1330.173818][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.174052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.174618][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) ** 7 printk messages dropped ** [ 1330.176091][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.176759][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1330.177360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1330.178095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.194875][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.195382][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1330.195589][ T32] task:kworker/1:334 state:D stack:0 pid:4165 tgid:4165 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.196222][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1330.196827][ T32] r5:84a0478c r4:84a04400 [ 1330.196848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.197008][ T32] r10:61c88647 r9:849e8000 r8:849c7b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.197060][ T32] r4:849c7b00 [ 1330.197084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.197181][ T32] r10:00000000 r9:849c7b00 r8:80287e08 r7:eab01e60 r6:850ebe00 r5:849e8000 [ 1330.197239][ T32] r4:00000001 [ 1330.197263][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.197300][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) [ 1330.197329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.197357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.197384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.197413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.197437][ T32] r4:84781380 [ 1330.197889][ T32] INFO: task kworker/1:334:4165 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.197928][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.198055][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.198117][ T32] Call trace: [ 1330.198155][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.198207][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.198231][ T32] r4:00000000 [ 1330.198251][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.198349][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.212715][ T32] 1d20: dd19b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.212776][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.212811][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.212851][ T32] r5:800b0113 r4:80239bb0 [ 1330.212877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.212935][ T32] r4:82ac21e4 [ 1330.212956][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.213025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.213052][ T32] r4:e0531dc0 [ 1330.213100][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.213151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.213227][ T32] r4:00000000 [ 1330.213252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.213327][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.213359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.213406][ T32] r5:00001000 r4:edb79000 [ 1330.213440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.213482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.213525][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.213563][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.213616][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.213638][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.213718][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.213745][ T32] r4:84819500 [ 1330.213767][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.213851][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.213891][ T32] r4:00000001 [ 1330.213915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.213953][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.213981][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.214010][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.214036][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.214182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.214268][ T32] r4:8444f300 [ 1330.214296][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.214326][ T32] INFO: task kworker/1:335:4166 blocked for more than 456 seconds. [ 1330.214358][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.214383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.214417][ T32] task:kworker/1:335 state:D stack:0 pid:4166 tgid:4166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.214507][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.214566][ T32] Call trace: [ 1330.214603][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.214655][ T32] r10:8291a684 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:849ea400 [ 1330.214678][ T32] r4:849ea400 [ 1330.214716][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.214763][ T32] r5:849ea400 r4:8291a680 [ 1330.214784][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.214846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.214909][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 ** 5 printk messages dropped ** [ 1330.215314][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.215668][ T32] r5:84a04b8c r4:84a04800 [ 1330.215723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.215773][ T32] r7:ddde2d80 r6:83018200 r5:84a04b8c r4:849c7c80 ** 2 printk messages dropped ** [ 1330.215884][ T32] r4:849c7c80 ** 6 printk messages dropped ** [ 1330.216259][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.217082][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.217390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1330.217608][ T32] r4:00000000 [ 1330.217628][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.217675][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.217699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.217743][ T32] r5:00001000 r4:edb79000 [ 1330.217764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.217817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.217864][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.217919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.217972][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.217996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.218097][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.218124][ T32] r4:84819500 [ 1330.218145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.218191][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.218262][ T32] r4:00000001 [ 1330.231174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.231275][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.231341][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.231402][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.231436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.231496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.231533][ T32] r4:8444f300 [ 1330.231572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.231608][ T32] INFO: task kworker/1:336:4168 blocked for more than 456 seconds. [ 1330.231671][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.231719][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.231754][ T32] task:kworker/1:336 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.231827][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.231910][ T32] Call trace: [ 1330.231949][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.232032][ T32] r10:8291a684 r9:eab15d84 r8:00000002 r7:60000013 r6:eab15d8c r5:849ec800 [ 1330.232070][ T32] r4:849ec800 [ 1330.232092][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.232162][ T32] r5:849ec800 r4:8291a680 [ 1330.232213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.232258][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.232302][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 [ 1330.232328][ T32] r4:00000000 [ 1330.232348][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.232410][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.232481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.232555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84781840 [ 1330.232644][ T32] r4:00000000 [ 1330.232681][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.232760][ T32] r9:83018205 r8:849ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1330.232787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.232840][ T32] r5:00001000 r4:e0009000 [ 1330.232888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.232958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.233011][ T32] r5:84a04f8c r4:84a04c00 [ 1330.233042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.233098][ T32] r7:ddde2d80 r6:83018200 r5:84a04f8c r4:849c7b80 [ 1330.233133][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.233214][ T32] r10:61c88647 r9:849ec800 r8:849c7bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.233280][ T32] r4:849c7b80 ** 5 printk messages dropped ** [ 1330.233537][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.234487][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1330.234848][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1330.235100][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 6 printk messages dropped ** [ 1330.235340][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.235749][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 10 printk messages dropped ** [ 1330.236184][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1330.236399][ T32] r10:8291a684 r9:eab19d84 r8:00000002 r7:60000113 r6:eab19d8c r5:849ed400 ** 7 printk messages dropped ** [ 1330.236691][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.237090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.237131][ T32] r5:84a05b8c r4:84a05800 ** 1 printk messages dropped ** [ 1330.237218][ T32] r7:ddde2d80 r6:83018200 r5:84a05b8c r4:849c7d80 [ 1330.237239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.237286][ T32] r10:61c88647 r9:849ed400 r8:849c7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.237311][ T32] r4:849c7d80 [ 1330.237331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.237374][ T32] r10:00000000 r9:849c7d80 r8:80287e08 r7:eab15e60 r6:850ebf80 r5:849ed400 [ 1330.237396][ T32] r4:00000001 [ 1330.237429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.237493][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1330.237523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.237570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.237603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.237662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.237689][ T32] r4:84781640 [ 1330.237930][ T32] INFO: task kworker/1:337:4169 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.237966][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.238021][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.238156][ T32] Call trace: [ 1330.238189][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.238312][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.260817][ T32] r4:00000000 [ 1330.260902][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.260983][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.261021][ T32] 1d20: dd8de000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.261050][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.261075][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.261101][ T32] r5:800b0113 r4:80239bb0 [ 1330.261147][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.261197][ T32] r4:82ac21e4 [ 1330.261218][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.261321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.261349][ T32] r4:e0531dc0 [ 1330.261372][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.261415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.261464][ T32] r4:00000000 [ 1330.261488][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.261536][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.261572][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.261626][ T32] r5:00001000 r4:edb79000 [ 1330.261649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.261756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1330.262130][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1330.262383][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.262718][ T32] r4:849eb000 ** 7 printk messages dropped ** [ 1330.263107][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.263513][ T32] r5:84a0538c r4:84a05000 [ 1330.263533][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.263644][ T32] r10:61c88647 r9:849eb000 r8:849c7c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.263961][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.264674][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.265103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1330.265472][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 10 printk messages dropped ** [ 1330.265923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1330.266158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.266639][ T32] r10:8291a684 r9:eab29d84 r8:00000002 r7:60000013 r6:eab29d8c r5:849ebc00 ** 7 printk messages dropped ** [ 1330.266901][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1330.267409][ T32] r5:84a0578c r4:84a05400 [ 1330.267433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.267481][ T32] r7:ddde2d80 r6:83018200 r5:84a0578c r4:849c7e00 [ 1330.267503][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.267551][ T32] r10:61c88647 r9:849ebc00 r8:849c7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.267574][ T32] r4:849c7e00 [ 1330.267593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.267637][ T32] r10:00000000 r9:849c7e00 r8:80287e08 r7:eab19e60 r6:849cde80 r5:849ebc00 [ 1330.267685][ T32] r4:00000001 [ 1330.267720][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.267758][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) [ 1330.267785][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.267821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.267874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.267906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.267943][ T32] r4:847818c0 [ 1330.268262][ T32] INFO: task kworker/1:339:4173 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.291887][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.291995][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.292088][ T32] Call trace: [ 1330.292133][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.292220][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.292258][ T32] r4:00000000 [ 1330.292282][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.292324][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.292355][ T32] 1d20: ddc4c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.292384][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.292410][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.292435][ T32] r5:800b0113 r4:80239bb0 [ 1330.292455][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.292495][ T32] r4:82ac21e4 [ 1330.292544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.292592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.292615][ T32] r4:e0531dc0 [ 1330.292636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.292677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.292740][ T32] r4:00000000 [ 1330.292767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.292827][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.292852][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.292897][ T32] r5:00001000 r4:edb79000 [ 1330.292917][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.293015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.293078][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.293132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.293246][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.293274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.293325][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.293379][ T32] r4:84819500 [ 1330.293410][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.293486][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.293539][ T32] r4:00000001 [ 1330.293564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.293628][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.293685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.293724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.293752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.293781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.293826][ T32] r4:8444f300 [ 1330.293884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.293945][ T32] INFO: task kworker/1:340:4175 blocked for more than 456 seconds. [ 1330.293984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.294036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.294068][ T32] task:kworker/1:340 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.294140][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.294197][ T32] Call trace: [ 1330.294239][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.294297][ T32] r10:8291a684 r9:eaaedd84 r8:00000002 r7:60000113 r6:eaaedd8c r5:849eec00 [ 1330.294320][ T32] r4:849eec00 [ 1330.294341][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 5 printk messages dropped ** [ 1330.294550][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1330.295061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.295133][ T32] r5:84a05f8c r4:84a05c00 ** 2 printk messages dropped ** [ 1330.295304][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.295605][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.296272][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.296560][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.296591][ T32] 1d20: ddc4c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.296644][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.296669][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.296722][ T32] r5:800b0113 r4:80239bb0 [ 1330.296747][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.296791][ T32] r4:82ac21e4 [ 1330.296845][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.296913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.296938][ T32] r4:e0531dc0 [ 1330.296959][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.297007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.297031][ T32] r4:00000000 [ 1330.297051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.297100][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.297122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.297164][ T32] r5:00001000 r4:edb79000 [ 1330.297235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.297279][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.297350][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.297374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.297421][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.297444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.297491][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.297515][ T32] r4:84819500 [ 1330.297536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.297581][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.297603][ T32] r4:00000001 [ 1330.297637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.297701][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.297733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.297761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.297806][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.297845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.297869][ T32] r4:8444f300 [ 1330.297925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.298024][ T32] INFO: task kworker/1:341:4179 blocked for more than 456 seconds. [ 1330.298055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.298079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.298099][ T32] task:kworker/1:341 state:D stack:0 pid:4179 tgid:4179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.298142][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.298185][ T32] Call trace: [ 1330.298315][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.304959][ T32] r10:8291a684 r9:eab2dd84 r8:00000002 r7:60000113 r6:eab2dd8c r5:849ee000 [ 1330.305011][ T32] r4:849ee000 [ 1330.305076][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.305182][ T32] r5:849ee000 r4:8291a680 [ 1330.305214][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1330.305341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1330.305971][ T32] r5:84a0638c r4:84a06000 [ 1330.305996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.306044][ T32] r7:ddde2d80 r6:83018200 r5:84a0638c r4:849c7f00 [ 1330.306066][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.306113][ T32] r10:61c88647 r9:849ee000 r8:849c7f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.306136][ T32] r4:849c7f00 [ 1330.306183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.306236][ T32] r10:00000000 r9:849c7f00 r8:80287e08 r7:eaaede60 r6:84a77180 r5:849ee000 [ 1330.306260][ T32] r4:00000001 [ 1330.306280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.306317][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1330.306419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.306543][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.306580][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.306610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.306634][ T32] r4:84781780 [ 1330.307079][ T32] INFO: task kworker/1:341:4179 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.307120][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.307217][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.307263][ T32] Call trace: [ 1330.307293][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.307398][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.307440][ T32] r4:00000000 [ 1330.307466][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.307507][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.307535][ T32] 1d20: ddc4c000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 3 printk messages dropped ** [ 1330.307665][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1330.307997][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 11 printk messages dropped ** [ 1330.323221][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 10 printk messages dropped ** [ 1330.323694][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1330.324019][ T32] r10:8291a684 r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:84a98000 ** 8 printk messages dropped ** [ 1330.324365][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.324940][ T32] r5:84a0678c r4:84a06400 [ 1330.324964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.325114][ T32] r10:61c88647 r9:84a98000 r8:850e9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.325490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.326522][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1330.326889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 10 printk messages dropped ** [ 1330.327338][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1330.327614][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1330.327895][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1330.328071][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.344765][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.345090][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.345285][ T32] r5:84a0738c r4:84a07000 ** 3 printk messages dropped ** [ 1330.345457][ T32] r10:61c88647 r9:84a98c00 r8:850e9fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.346005][ T32] r4:849d0040 ** 3 printk messages dropped ** [ 1330.346699][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.346968][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1330.347234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 1 printk messages dropped ** [ 1330.347319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.347362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.347387][ T32] r4:00000000 [ 1330.347407][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.347451][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.347511][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.347583][ T32] r5:00001000 r4:edb79000 [ 1330.347606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.347663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.347711][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.347731][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.347810][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.347839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.347886][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.347908][ T32] r4:84819500 [ 1330.347927][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.347971][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.348000][ T32] r4:00000001 [ 1330.348021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.348058][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.348084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.348114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.348141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.348182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.348210][ T32] r4:8444f300 [ 1330.360256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.360373][ T32] INFO: task kworker/1:344:4186 blocked for more than 456 seconds. [ 1330.360413][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.360440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.360464][ T32] task:kworker/1:344 state:D stack:0 pid:4186 tgid:4186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.360525][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.360586][ T32] Call trace: [ 1330.360671][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.360731][ T32] r10:8291a684 r9:eab35d84 r8:00000002 r7:60000013 r6:eab35d8c r5:84a99800 [ 1330.360796][ T32] r4:84a99800 [ 1330.360850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.360924][ T32] r5:84a99800 r4:8291a680 [ 1330.360956][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.361023][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.361070][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab35e08 [ 1330.361093][ T32] r4:00000000 [ 1330.361137][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.361179][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.361219][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.361259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d0200 [ 1330.361307][ T32] r4:00000000 [ 1330.361331][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.361377][ T32] r9:83018205 r8:84a99800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1330.361428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.361506][ T32] r5:00001000 r4:e88d3000 [ 1330.361543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.361620][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.361700][ T32] r5:84a06b8c r4:84a06800 [ 1330.361724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.361772][ T32] r7:ddde2d80 r6:83018200 r5:84a06b8c r4:849d7100 [ 1330.361811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.361869][ T32] r10:61c88647 r9:84a99800 r8:849d712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.361893][ T32] r4:849d7100 [ 1330.361926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.361981][ T32] r10:00000000 r9:849d7100 r8:80287e08 r7:eab31e60 r6:849d7080 r5:84a99800 [ 1330.362043][ T32] r4:00000001 [ 1330.362067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1330.362159][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.363047][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.363256][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1330.363531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1330.363884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.364204][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1330.364430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1330.364732][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.365081][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.365436][ T32] r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 4 printk messages dropped ** [ 1330.365641][ T32] r5:84a06f8c r4:84a06c00 ** 2 printk messages dropped ** [ 1330.365854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.366218][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.366367][ T32] r4:849d06c0 [ 1330.366621][ T32] INFO: task kworker/1:345:4188 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.366661][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.366765][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.366840][ T32] Call trace: [ 1330.366948][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.366998][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.367048][ T32] r4:00000000 [ 1330.367074][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.367117][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.367144][ T32] 1d20: de21f000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.367178][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.367205][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.367234][ T32] r5:800b0113 r4:80239bb0 [ 1330.367286][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.367336][ T32] r4:82ac21e4 [ 1330.367359][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.367401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.367476][ T32] r4:e0531dc0 [ 1330.367501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.367545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.367568][ T32] r4:00000000 [ 1330.367587][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.367631][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.367652][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.367725][ T32] r5:00001000 r4:edb79000 [ 1330.367755][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.367798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.367860][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.367883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.367930][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.367984][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.368060][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.368113][ T32] r4:84819500 [ 1330.368136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.368259][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.384408][ T32] r4:00000001 [ 1330.384456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.384517][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.384550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.384579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.384607][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.384638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.384678][ T32] r4:8444f300 [ 1330.384720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.384765][ T32] INFO: task kworker/1:346:4190 blocked for more than 456 seconds. [ 1330.384821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.384855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.384920][ T32] task:kworker/1:346 state:D stack:0 pid:4190 tgid:4190 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.385010][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.385063][ T32] Call trace: [ 1330.385121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.385193][ T32] r10:8291a684 r9:eab3dd84 r8:00000002 r7:60000013 r6:eab3dd8c r5:84a9b000 [ 1330.385221][ T32] r4:84a9b000 [ 1330.385241][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.385290][ T32] r5:84a9b000 r4:8291a680 [ 1330.385313][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.385357][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.385402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab3de08 ** 6 printk messages dropped ** [ 1330.386039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.386426][ T32] r5:84a0778c r4:84a07400 [ 1330.386449][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1330.386520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1330.387029][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.387881][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1330.403993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.404576][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1330.405013][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1330.405353][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1330.405672][ T32] task:kworker/1:347 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.406300][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 ** 6 printk messages dropped ** [ 1330.406540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.406586][ T32] r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1330.406609][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.406679][ T32] r5:00001000 r4:ea92b000 [ 1330.406721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.406765][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.406864][ T32] r5:84a07b8c r4:84a07800 [ 1330.406890][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.406938][ T32] r7:ddde2d80 r6:83018200 r5:84a07b8c r4:849d7300 [ 1330.406969][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.407041][ T32] r10:61c88647 r9:84a9bc00 r8:849d732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.407069][ T32] r4:849d7300 [ 1330.407090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.407175][ T32] r10:00000000 r9:849d7300 r8:80287e08 r7:eab3de60 r6:849d7480 r5:84a9bc00 [ 1330.407202][ T32] r4:00000001 [ 1330.407241][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.407280][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) [ 1330.407307][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.407336][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.407363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.407391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.407415][ T32] r4:849d0800 [ 1330.407889][ T32] INFO: task kworker/1:347:4191 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.407945][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.408074][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.408179][ T32] Call trace: [ 1330.408313][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.420877][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.420931][ T32] r4:00000000 [ 1330.420956][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.421061][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.421103][ T32] 1d20: de8b6000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.421134][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.421214][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.421242][ T32] r5:800b0113 r4:80239bb0 [ 1330.421269][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.421318][ T32] r4:82ac21e4 [ 1330.421338][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.421406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.421434][ T32] r4:e0531dc0 [ 1330.421456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.421523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.421550][ T32] r4:00000000 [ 1330.421573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.421621][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.421644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.421709][ T32] r5:00001000 r4:edb79000 [ 1330.421777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.421829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.421936][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.421970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.422047][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.422100][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.422159][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.422211][ T32] r4:84819500 [ 1330.422260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.422319][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.422346][ T32] r4:00000001 [ 1330.422367][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.422404][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.422458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.422497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.422552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.422584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.422606][ T32] r4:8444f300 [ 1330.422657][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1330.423063][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.423434][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1330.424020][ T32] r5:84a07f8c r4:84a07c00 [ 1330.424044][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.424359][ T32] r10:00000000 r9:849d7380 r8:80287e08 r7:eab41e60 r6:849d7580 r5:84a9c800 ** 10 printk messages dropped ** [ 1330.425243][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.425552][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 8 printk messages dropped ** [ 1330.425914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1330.426340][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 7 printk messages dropped ** [ 1330.426635][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1330.426962][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 3 printk messages dropped ** [ 1330.427181][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.427512][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1330.427927][ T32] r9:83018205 r8:84a9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1330.428280][ T32] r5:84a2c38c r4:84a2c000 ** 1 printk messages dropped ** [ 1330.452223][ T32] r7:ddde2d80 r6:83018200 r5:84a2c38c r4:849d7400 [ 1330.452252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.452307][ T32] r10:61c88647 r9:84a9d400 r8:849d742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.452331][ T32] r4:849d7400 [ 1330.452352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.452398][ T32] r10:00000000 r9:849d7400 r8:80287e08 r7:eab45e60 r6:849d7680 r5:84a9d400 [ 1330.452534][ T32] r4:00000001 [ 1330.452560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.452600][ T32] Exception stack(0xeab49fb0 to 0xeab49ff8) [ 1330.452630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.452658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.452685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.452762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.452799][ T32] r4:849d0900 [ 1330.453233][ T32] INFO: task kworker/1:349:4196 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.453293][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.453373][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.453441][ T32] Call trace: [ 1330.453527][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.453581][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.453605][ T32] r4:00000000 [ 1330.453652][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.453717][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.453753][ T32] 1d20: dec8b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.453783][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.453849][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.453878][ T32] r5:800b0113 r4:80239bb0 [ 1330.453899][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.453943][ T32] r4:82ac21e4 [ 1330.453964][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.454006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.454048][ T32] r4:e0531dc0 [ 1330.454072][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.454153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.454182][ T32] r4:00000000 [ 1330.454218][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.454268][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.454291][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.454361][ T32] r5:00001000 r4:edb79000 [ 1330.454386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.454453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.454502][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.454524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.454570][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.454591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.454656][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.454713][ T32] r4:84819500 [ 1330.454737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.454784][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.454849][ T32] r4:00000001 [ 1330.454917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.454994][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.455025][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.455054][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.455082][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.455250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.455277][ T32] r4:8444f300 [ 1330.455469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.455505][ T32] INFO: task kworker/1:350:4197 blocked for more than 456 seconds. [ 1330.455540][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.455565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1330.455684][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.456286][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.456755][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.456979][ T32] r5:84a2c78c r4:84a2c400 ** 1 printk messages dropped ** [ 1330.457048][ T32] r7:ddde2d80 r6:83018200 r5:84a2c78c r4:849d7500 ** 7 printk messages dropped ** [ 1330.457310][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) ** 6 printk messages dropped ** [ 1330.457798][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.472620][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.472902][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.473280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.473796][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1330.474139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.474487][ T32] r4:84a9ec00 ** 4 printk messages dropped ** [ 1330.475054][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab51e08 ** 11 printk messages dropped ** [ 1330.475438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1330.475851][ T32] r7:ddde2d80 r6:83018200 r5:84a2cf8c r4:849d7700 ** 2 printk messages dropped ** [ 1330.475952][ T32] r4:849d7700 [ 1330.475971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.476018][ T32] r10:00000000 r9:849d7700 r8:80287e08 r7:eab4de60 r6:849d7880 r5:84a9ec00 [ 1330.476043][ T32] r4:00000001 [ 1330.476086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.476267][ T32] Exception stack(0xeab51fb0 to 0xeab51ff8) [ 1330.476298][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.476366][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.476480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.476591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.476642][ T32] r4:849d0c40 [ 1330.477096][ T32] INFO: task kworker/1:351:4199 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.477137][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.477197][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.477247][ T32] Call trace: [ 1330.477279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.477330][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.477354][ T32] r4:00000000 [ 1330.477397][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.477442][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.477473][ T32] 1d20: dec8b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.477501][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.477526][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.477552][ T32] r5:800b0113 r4:80239bb0 [ 1330.477573][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.477700][ T32] r4:82ac21e4 [ 1330.477799][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.477848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.477872][ T32] r4:e0531dc0 [ 1330.477896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.477939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.477962][ T32] r4:00000000 [ 1330.477982][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.478027][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.478171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.478301][ T32] r5:00001000 r4:edb79000 [ 1330.495737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.495859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.495909][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.495949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.496005][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.496030][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.496081][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.496120][ T32] r4:84819500 [ 1330.496145][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.496194][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.496219][ T32] r4:00000001 [ 1330.496239][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.496279][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.496311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.496355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.496387][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.496418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.496453][ T32] r4:8444f300 [ 1330.496483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.496526][ T32] INFO: task kworker/1:352:4201 blocked for more than 457 seconds. [ 1330.496563][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.496589][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.496647][ T32] task:kworker/1:352 state:D stack:0 pid:4201 tgid:4201 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.497138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.497462][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.497677][ T32] r5:84a2cb8c r4:84a2c800 [ 1330.497696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.497978][ T32] r10:61c88647 r9:85148000 r8:849d77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.498302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.509965][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.510355][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1330.510633][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.510836][ T32] r5:00001000 r4:edb79000 ** 7 printk messages dropped ** [ 1330.511200][ T32] r4:84819500 ** 4 printk messages dropped ** [ 1330.511396][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 2 printk messages dropped ** [ 1330.511480][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.511509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.511533][ T32] r4:8444f300 [ 1330.511568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.511601][ T32] INFO: task kworker/1:353:4204 blocked for more than 457 seconds. [ 1330.511636][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.511673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.511743][ T32] task:kworker/1:353 state:D stack:0 pid:4204 tgid:4204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.511827][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.511901][ T32] Call trace: [ 1330.511959][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.512011][ T32] r10:8291a684 r9:eab61d84 r8:00000002 r7:60000013 r6:eab61d8c r5:85148c00 [ 1330.512045][ T32] r4:85148c00 [ 1330.512069][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.512111][ T32] r5:85148c00 r4:8291a680 [ 1330.512130][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.512170][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.512211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 [ 1330.512257][ T32] r4:00000000 [ 1330.512281][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.512353][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.512391][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.512433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851ab000 [ 1330.512471][ T32] r4:00000000 [ 1330.512540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.512614][ T32] r9:83018205 r8:85148c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1330.512641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.512685][ T32] r5:00001000 r4:eab69000 [ 1330.512811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.512856][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.512915][ T32] r5:84a2d38c r4:84a2d000 [ 1330.512940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.512985][ T32] r7:ddde2d80 r6:83018200 r5:84a2d38c r4:849d7800 [ 1330.513005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.513125][ T32] r10:61c88647 r9:85148c00 r8:849d782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.513480][ T32] r4:849d7800 [ 1330.513503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.513746][ T32] r10:00000000 r9:849d7800 r8:80287e08 r7:eab51e60 r6:849d7a00 r5:85148c00 [ 1330.513881][ T32] r4:00000001 [ 1330.513906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.513944][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) [ 1330.513986][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.514019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.514046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.514114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.514322][ T32] r4:851ab0c0 [ 1330.514840][ T32] INFO: task kworker/1:353:4204 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.514908][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.514971][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.515016][ T32] Call trace: [ 1330.515253][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.515376][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.515404][ T32] r4:00000000 [ 1330.515425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.515474][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.515502][ T32] 1d20: df225000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.515529][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 2 printk messages dropped ** [ 1330.516205][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1330.517278][ T32] r5:00001000 r4:edb79000 ** 5 printk messages dropped ** [ 1330.517524][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.517878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.545358][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.545699][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.546192][ T32] r5:00001000 r4:eab77000 ** 2 printk messages dropped ** [ 1330.546383][ T32] r5:84a2d78c r4:84a2d400 ** 1 printk messages dropped ** [ 1330.546459][ T32] r7:ddde2d80 r6:83018200 r5:84a2d78c r4:849d7a80 ** 7 printk messages dropped ** [ 1330.546887][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) ** 7 printk messages dropped ** [ 1330.547625][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.547672][ T32] Call trace: [ 1330.547729][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.547799][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.547850][ T32] r4:00000000 [ 1330.547874][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.547916][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.547973][ T32] 1d20: df717000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.548008][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.548034][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.548088][ T32] r5:800b0113 r4:80239bb0 [ 1330.548136][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.548206][ T32] r4:82ac21e4 [ 1330.548297][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.555124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.555198][ T32] r4:e0531dc0 [ 1330.555231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.555296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.555321][ T32] r4:00000000 [ 1330.555361][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.555415][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.555438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.555515][ T32] r5:00001000 r4:edb79000 [ 1330.555547][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.555589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.555658][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.555683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.555756][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.555781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.555838][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.555861][ T32] r4:84819500 [ 1330.555883][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.555928][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.555974][ T32] r4:00000001 [ 1330.556021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.556063][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.556093][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.556355][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1330.556857][ T32] r4:8514a400 ** 4 printk messages dropped ** [ 1330.557077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab75e08 ** 5 printk messages dropped ** [ 1330.557485][ T32] r4:00000000 [ 1330.557508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.557554][ T32] r9:83018205 r8:8514a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.557582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.557650][ T32] r5:00001000 r4:eab7d000 [ 1330.557673][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.557715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.557792][ T32] r5:84a2db8c r4:84a2d800 [ 1330.557824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.557870][ T32] r7:ddde2d80 r6:83018200 r5:84a2db8c r4:849d7900 [ 1330.557891][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.557938][ T32] r10:61c88647 r9:8514a400 r8:849d792c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.557961][ T32] r4:849d7900 [ 1330.557980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.558024][ T32] r10:00000000 r9:849d7900 r8:80287e08 r7:eab6de60 r6:849d7c00 r5:8514a400 [ 1330.558046][ T32] r4:00000001 [ 1330.558066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.558100][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) [ 1330.558129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.558174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.558213][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.558242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1330.572834][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.573207][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1330.573580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1330.573929][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.574282][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1330.574499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.574880][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.575397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 ** 7 printk messages dropped ** [ 1330.575711][ T32] r9:83018205 r8:8514b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1330.575762][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.575830][ T32] r5:00001000 r4:eabb3000 [ 1330.575854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.575920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.575993][ T32] r5:84a2ef8c r4:84a2ec00 [ 1330.576017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.576078][ T32] r7:ddde2d80 r6:83018200 r5:84a2ef8c r4:849d7c80 [ 1330.576127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.576176][ T32] r10:61c88647 r9:8514b000 r8:849d7cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.576201][ T32] r4:849d7c80 [ 1330.576244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.576294][ T32] r10:00000000 r9:849d7c80 r8:80287e08 r7:eab75e60 r6:849d7b00 r5:8514b000 [ 1330.576342][ T32] r4:00000001 [ 1330.576365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.576403][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) [ 1330.576446][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.576487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.576547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.576641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.576671][ T32] r4:851ab340 [ 1330.577025][ T32] INFO: task kworker/1:356:4209 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.577066][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.577152][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.577227][ T32] Call trace: [ 1330.577268][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.577334][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.577390][ T32] r4:00000000 [ 1330.577419][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.577484][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.577521][ T32] 1d20: dfb32000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.577552][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.577628][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.577660][ T32] r5:800b0113 r4:80239bb0 [ 1330.577682][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.577747][ T32] r4:82ac21e4 [ 1330.577776][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.577830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.577878][ T32] r4:e0531dc0 [ 1330.577901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.577943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.577966][ T32] r4:00000000 [ 1330.577998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.578073][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.578097][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.578163][ T32] r5:00001000 r4:edb79000 [ 1330.578305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.590760][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.590900][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.590950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.591033][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.591142][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.591291][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.591318][ T32] r4:84819500 [ 1330.591340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.591388][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.591410][ T32] r4:00000001 [ 1330.591430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.591506][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.591542][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.591620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.591656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.591733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.591760][ T32] r4:8444f300 [ 1330.591792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.591828][ T32] INFO: task kworker/1:357:4210 blocked for more than 457 seconds. [ 1330.591863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.592116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.592143][ T32] task:kworker/1:357 state:D stack:0 pid:4210 tgid:4210 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.592594][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1330.592913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1330.593086][ T32] r5:84a2df8c r4:84a2dc00 [ 1330.593105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.593163][ T32] r7:ddde2d80 r6:83018200 r5:84a2df8c r4:849d7d00 [ 1330.593188][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.593263][ T32] r10:61c88647 r9:8514bc00 r8:849d7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.593290][ T32] r4:849d7d00 [ 1330.593310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.593358][ T32] r10:00000000 r9:849d7d00 r8:80287e08 r7:eab89e60 r6:849d7d80 r5:8514bc00 [ 1330.593395][ T32] r4:00000001 [ 1330.593417][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.593453][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 1330.593521][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.593636][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.593717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.593795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.593878][ T32] r4:851ab340 [ 1330.594315][ T32] INFO: task kworker/1:357:4210 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.594352][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.594410][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.594481][ T32] Call trace: [ 1330.594512][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.594596][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.594625][ T32] r4:00000000 [ 1330.594645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.594685][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.594713][ T32] 1d20: dfb32000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.594745][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.594782][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.594848][ T32] r5:800b0113 r4:80239bb0 [ 1330.594874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.594917][ T32] r4:82ac21e4 [ 1330.594938][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.594980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.595002][ T32] r4:e0531dc0 [ 1330.595022][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.595062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.595085][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.595290][ T32] r5:00001000 r4:edb79000 ** 4 printk messages dropped ** [ 1330.595472][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 5 printk messages dropped ** [ 1330.595726][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.596078][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1330.596264][ T32] task:kworker/1:358 state:D stack:0 pid:4214 tgid:4214 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.596892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.597276][ T32] r5:84a2e38c r4:84a2e000 [ 1330.597321][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.597497][ T32] r10:61c88647 r9:8514c800 r8:849d7e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.597857][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1330.619163][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1330.619615][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 1 printk messages dropped ** [ 1330.619697][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.619742][ T32] r4:82ac21e4 [ 1330.619763][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.619820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.619844][ T32] r4:e0531dc0 [ 1330.619864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.619906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.619928][ T32] r4:00000000 [ 1330.619948][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.619994][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.620016][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.620060][ T32] r5:00001000 r4:edb79000 [ 1330.620081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.620120][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.620162][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.620183][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.620230][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.620291][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.620343][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.620367][ T32] r4:84819500 [ 1330.620388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.620434][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.620455][ T32] r4:00000001 [ 1330.620503][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.620543][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.620573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.620601][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.620655][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.620770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.620813][ T32] r4:8444f300 ** 1 printk messages dropped ** [ 1330.620880][ T32] INFO: task kworker/1:359:4215 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.621406][ T32] r4:8514d400 ** 3 printk messages dropped ** [ 1330.621527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1330.621937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.622142][ T32] r5:84a2e78c r4:84a2e400 [ 1330.622161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.622272][ T32] r10:61c88647 r9:8514d400 r8:849d7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1330.623232][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.623490][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1330.623725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 10 printk messages dropped ** [ 1330.624198][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1330.624472][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1330.624631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.625094][ T32] r10:8291a684 r9:eaba9d84 r8:00000002 r7:60000013 r6:eaba9d8c r5:8514e000 ** 8 printk messages dropped ** [ 1330.625420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.625781][ T32] r5:84a2eb8c r4:84a2e800 ** 1 printk messages dropped ** [ 1330.625877][ T32] r7:ddde2d80 r6:83018200 r5:84a2eb8c r4:851b6100 ** 8 printk messages dropped ** [ 1330.626188][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.626843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1330.627177][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1330.627305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1330.627722][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.627744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.627804][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.627828][ T32] r4:84819500 [ 1330.627847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.627919][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.627964][ T32] r4:00000001 [ 1330.628019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.628124][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.628153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.628186][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.628270][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.660883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.660936][ T32] r4:8444f300 [ 1330.660965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.660996][ T32] INFO: task kworker/1:361:4219 blocked for more than 457 seconds. [ 1330.661032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.661058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.661081][ T32] task:kworker/1:361 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.661164][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.661268][ T32] Call trace: [ 1330.661355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.661413][ T32] r10:8291a684 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:85150000 [ 1330.661436][ T32] r4:85150000 [ 1330.661456][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.661498][ T32] r5:85150000 r4:8291a680 [ 1330.661518][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.661558][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.661600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1330.661634][ T32] r4:00000000 [ 1330.661658][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.661741][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.661833][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.661881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851abdc0 [ 1330.661904][ T32] r4:00000000 [ 1330.661936][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.661988][ T32] r9:83018205 r8:85150000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1330.662012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.662054][ T32] r5:00001000 r4:eabb9000 [ 1330.662074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.662114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.662233][ T32] r5:84a2f38c r4:84a2f000 [ 1330.662258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.662306][ T32] r7:ddde2d80 r6:83018200 r5:84a2f38c r4:851b6000 [ 1330.662327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.662374][ T32] r10:61c88647 r9:85150000 r8:851b602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.662430][ T32] r4:851b6000 [ 1330.662455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.662503][ T32] r10:00000000 r9:851b6000 r8:80287e08 r7:eab89e60 r6:851b6080 r5:85150000 [ 1330.662527][ T32] r4:00000001 [ 1330.662547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.662584][ T32] Exception stack(0xeabbdfb0 to 0xeabbdff8) [ 1330.662612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.662666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.662697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.662726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.662759][ T32] r4:851aba40 [ 1330.663220][ T32] INFO: task kworker/1:361:4219 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.663260][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.663348][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.663396][ T32] Call trace: [ 1330.663444][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.663496][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.663551][ T32] r4:00000000 [ 1330.663575][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.663615][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.663643][ T32] 1d20: e055e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.663671][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.663696][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.663719][ T32] r5:800b0113 r4:80239bb0 [ 1330.663739][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.663778][ T32] r4:82ac21e4 [ 1330.663808][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.663851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.663873][ T32] r4:e0531dc0 [ 1330.663892][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1330.664538][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1330.664816][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1330.665341][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1330.665513][ T32] task:kworker/1:362 state:D stack:0 pid:4221 tgid:4221 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1330.666322][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1330.666727][ T32] r5:84a2f78c r4:84a2f400 [ 1330.666750][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1330.666948][ T32] r10:61c88647 r9:85151800 r8:851b622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.667216][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.667766][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.668127][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1330.694619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 10 printk messages dropped ** [ 1330.695249][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1330.695707][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.695813][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.695841][ T32] r4:00000001 [ 1330.695890][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.695932][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.695960][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.695990][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.696126][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.696251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.696278][ T32] r4:8444f300 [ 1330.696317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.696352][ T32] INFO: task kworker/1:363:4222 blocked for more than 457 seconds. [ 1330.696386][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.696413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.696436][ T32] task:kworker/1:363 state:D stack:0 pid:4222 tgid:4222 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.696494][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.696625][ T32] Call trace: [ 1330.696740][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.696813][ T32] r10:8291a684 r9:eabd1d84 r8:00000002 r7:60000013 r6:eabd1d8c r5:85152400 [ 1330.696840][ T32] r4:85152400 [ 1330.696866][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.696912][ T32] r5:85152400 r4:8291a680 [ 1330.696984][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.697027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.697069][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 1330.697092][ T32] r4:00000000 [ 1330.697111][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.697145][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.697180][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.697220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b74c0 [ 1330.697327][ T32] r4:00000000 [ 1330.697405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.697452][ T32] r9:83018205 r8:85152400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1330.697489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.697732][ T32] r5:00001000 r4:eabe5000 [ 1330.697785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.697934][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.697981][ T32] r5:8517c38c r4:8517c000 [ 1330.698003][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.698048][ T32] r7:ddde2d80 r6:83018200 r5:8517c38c r4:851b6280 [ 1330.698068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.698116][ T32] r10:61c88647 r9:85152400 r8:851b62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.698279][ T32] r4:851b6280 [ 1330.706362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.706454][ T32] r10:00000000 r9:851b6280 r8:80287e08 r7:eabc5e60 r6:851b6300 r5:85152400 [ 1330.706479][ T32] r4:00000001 [ 1330.706499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.706558][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1330.706595][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.706624][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.706706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.706740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.706832][ T32] r4:851ab980 [ 1330.707260][ T32] INFO: task kworker/1:363:4222 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.707312][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.707493][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.707600][ T32] Call trace: [ 1330.707804][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.707962][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.707991][ T32] r4:00000000 [ 1330.708092][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.708138][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.708167][ T32] 1d20: e095e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.708196][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.708221][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.708315][ T32] r5:800b0113 r4:80239bb0 [ 1330.717441][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.717531][ T32] r4:82ac21e4 [ 1330.717556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.717600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.717680][ T32] r4:e0531dc0 [ 1330.717732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.717780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.717822][ T32] r4:00000000 [ 1330.717842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.717938][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.717966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.718014][ T32] r5:00001000 r4:edb79000 [ 1330.718230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.718684][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.718771][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.718803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.718880][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.718903][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.718952][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.718975][ T32] r4:84819500 [ 1330.719009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.719062][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.719086][ T32] r4:00000001 [ 1330.719106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.719144][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.719174][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.719204][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.719256][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.719291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.719314][ T32] r4:8444f300 [ 1330.719338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.719419][ T32] INFO: task kworker/1:364:4225 blocked for more than 457 seconds. [ 1330.719457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.719483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.719522][ T32] task:kworker/1:364 state:D stack:0 pid:4225 tgid:4225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.719584][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.719778][ T32] Call trace: [ 1330.719850][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.719906][ T32] r10:8291a684 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:85153000 [ 1330.719981][ T32] r4:85153000 [ 1330.720006][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.720050][ T32] r5:85153000 r4:8291a680 [ 1330.720070][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.720127][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.720173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1330.720196][ T32] r4:00000000 [ 1330.720233][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.720271][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.720309][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.720374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7200 [ 1330.720537][ T32] r4:00000000 [ 1330.720614][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.720667][ T32] r9:83018205 r8:85153000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1330.720743][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.720846][ T32] r5:00001000 r4:eabcd000 [ 1330.720978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.721072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.721146][ T32] r5:84a2fb8c r4:84a2f800 [ 1330.721195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.721257][ T32] r7:ddde2d80 r6:83018200 r5:84a2fb8c r4:851b6500 [ 1330.721492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.721544][ T32] r10:61c88647 r9:85153000 r8:851b652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.721567][ T32] r4:851b6500 [ 1330.721587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.721657][ T32] r10:00000000 r9:851b6500 r8:80287e08 r7:eabd1e60 r6:851b6580 r5:85153000 [ 1330.721708][ T32] r4:00000001 [ 1330.721731][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.721768][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1330.721835][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.721868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.721896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.721952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.721978][ T32] r4:851b7300 [ 1330.722428][ T32] INFO: task kworker/1:364:4225 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.722578][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.722696][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.722873][ T32] Call trace: [ 1330.722906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.722957][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.722980][ T32] r4:00000000 [ 1330.723000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.723089][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.723122][ T32] 1d20: e095e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.723152][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.723177][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.723200][ T32] r5:800b0113 r4:80239bb0 [ 1330.723220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.723261][ T32] r4:82ac21e4 [ 1330.723308][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.723406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.723432][ T32] r4:e0531dc0 [ 1330.723531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.723581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.723657][ T32] r4:00000000 [ 1330.723680][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.723739][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.723767][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.723870][ T32] r5:00001000 r4:edb79000 [ 1330.723895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.723938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.723980][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.724000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.724046][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.724094][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.724169][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.724296][ T32] r4:84819500 [ 1330.724320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.724392][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.724420][ T32] r4:00000001 [ 1330.724466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.724506][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.724532][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.724560][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.724587][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.724615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.724638][ T32] r4:8444f300 [ 1330.724684][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.724772][ T32] INFO: task kworker/1:365:4228 blocked for more than 457 seconds. [ 1330.724819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.724846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.724892][ T32] task:kworker/1:365 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.724942][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.725009][ T32] Call trace: [ 1330.725044][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.725091][ T32] r10:8291a684 r9:eabf5d84 r8:00000002 r7:60000113 r6:eabf5d8c r5:85141800 [ 1330.725165][ T32] r4:85141800 [ 1330.725189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.725234][ T32] r5:85141800 r4:8291a680 [ 1330.725279][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.725339][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.725589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf5e08 [ 1330.725643][ T32] r4:00000000 [ 1330.725685][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.725746][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.725822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.725868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7380 [ 1330.725892][ T32] r4:00000000 [ 1330.725911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.725954][ T32] r9:83018205 r8:85141800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1330.725975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.726015][ T32] r5:00001000 r4:eabdf000 [ 1330.726060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.726104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.726153][ T32] r5:84a2ff8c r4:84a2fc00 [ 1330.726176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.726222][ T32] r7:ddde2d80 r6:83018200 r5:84a2ff8c r4:851b6400 [ 1330.726242][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.726312][ T32] r10:61c88647 r9:85141800 r8:851b642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.726339][ T32] r4:851b6400 [ 1330.726390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.726446][ T32] r10:00000000 r9:851b6400 r8:80287e08 r7:eabd1e60 r6:84a77080 r5:85141800 [ 1330.726469][ T32] r4:00000001 [ 1330.726514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.726553][ T32] Exception stack(0xeabf5fb0 to 0xeabf5ff8) [ 1330.726631][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.726665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.726706][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.726738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.726789][ T32] r4:851b7340 [ 1330.727077][ T32] INFO: task kworker/1:365:4228 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.727116][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.727213][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.727265][ T32] Call trace: [ 1330.727307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.727361][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.727384][ T32] r4:00000000 [ 1330.727418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.727461][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.727490][ T32] 1d20: e095e000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.727518][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.727555][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.727582][ T32] r5:800b0113 r4:80239bb0 [ 1330.727602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.727642][ T32] r4:82ac21e4 [ 1330.727687][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.727734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.727756][ T32] r4:e0531dc0 [ 1330.727775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.727825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.727848][ T32] r4:00000000 [ 1330.727868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.727913][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.727934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.727975][ T32] r5:00001000 r4:edb79000 [ 1330.728012][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.728088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.728326][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.761788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.761893][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.761931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.762001][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.762048][ T32] r4:84819500 [ 1330.762071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.762121][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.762143][ T32] r4:00000001 [ 1330.762163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.762200][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.762251][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.762314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.762349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.762381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.762407][ T32] r4:8444f300 [ 1330.762431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.762499][ T32] INFO: task kworker/1:366:4229 blocked for more than 457 seconds. [ 1330.762539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.762565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.762589][ T32] task:kworker/1:366 state:D stack:0 pid:4229 tgid:4229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.762691][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.762749][ T32] Call trace: [ 1330.762790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.762872][ T32] r10:8291a684 r9:eabf9d84 r8:00000002 r7:60000113 r6:eabf9d8c r5:85144800 [ 1330.762895][ T32] r4:85144800 [ 1330.762916][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.762959][ T32] r5:85144800 r4:8291a680 [ 1330.762992][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.763035][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.763077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 [ 1330.763136][ T32] r4:00000000 [ 1330.763162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.763343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.763412][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.763470][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7780 [ 1330.763501][ T32] r4:00000000 [ 1330.763531][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.763594][ T32] r9:83018205 r8:85144800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1330.763649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.763710][ T32] r5:00001000 r4:eac01000 [ 1330.763737][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.763818][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.763878][ T32] r5:8517cb8c r4:8517c800 [ 1330.763918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.764007][ T32] r7:ddde2d80 r6:83018200 r5:8517cb8c r4:851b6600 [ 1330.764060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.764126][ T32] r10:61c88647 r9:85144800 r8:851b662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.764158][ T32] r4:851b6600 [ 1330.764184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.764249][ T32] r10:00000000 r9:851b6600 r8:80287e08 r7:eabd1e60 r6:84a77100 r5:85144800 [ 1330.764281][ T32] r4:00000001 [ 1330.764334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.764411][ T32] Exception stack(0xeabf9fb0 to 0xeabf9ff8) [ 1330.764445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.764501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.764534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.764592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.764640][ T32] r4:851b7400 [ 1330.765110][ T32] INFO: task kworker/1:366:4229 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.765166][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.765318][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.765373][ T32] Call trace: [ 1330.765406][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.765485][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.765515][ T32] r4:00000000 [ 1330.765536][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.765704][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.765788][ T32] 1d20: e1153000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.765829][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.765854][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.765903][ T32] r5:800b0113 r4:80239bb0 [ 1330.765928][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.765971][ T32] r4:82ac21e4 [ 1330.765992][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.766036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.766071][ T32] r4:e0531dc0 [ 1330.766094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.766137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.766160][ T32] r4:00000000 [ 1330.766181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.766226][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.766248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.766314][ T32] r5:00001000 r4:edb79000 [ 1330.766348][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.766391][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.766434][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.766491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.766543][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.766565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.766617][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.766666][ T32] r4:84819500 [ 1330.766694][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.766741][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.766765][ T32] r4:00000001 [ 1330.766785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.766860][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.766888][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.766918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.766944][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.766993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.767020][ T32] r4:8444f300 [ 1330.767042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.767068][ T32] INFO: task kworker/1:367:4230 blocked for more than 457 seconds. [ 1330.767096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.767119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.767139][ T32] task:kworker/1:367 state:D stack:0 pid:4230 tgid:4230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.767198][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.767275][ T32] Call trace: [ 1330.767338][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.767389][ T32] r10:8291a684 r9:eac05d84 r8:00000002 r7:60000113 r6:eac05d8c r5:85143c00 [ 1330.767426][ T32] r4:85143c00 [ 1330.767450][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.767495][ T32] r5:85143c00 r4:8291a680 [ 1330.767520][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.767560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.767601][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac05e08 [ 1330.767623][ T32] r4:00000000 [ 1330.767641][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.767693][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.767731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.767776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7600 [ 1330.767833][ T32] r4:00000000 [ 1330.767858][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.767905][ T32] r9:83018205 r8:85143c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1330.767960][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.768036][ T32] r5:00001000 r4:eabfb000 [ 1330.768157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.768284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.780650][ T32] r5:8517c78c r4:8517c400 [ 1330.780725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.780821][ T32] r7:ddde2d80 r6:83018200 r5:8517c78c r4:851b6680 [ 1330.780845][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.780896][ T32] r10:61c88647 r9:85143c00 r8:851b66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.780969][ T32] r4:851b6680 [ 1330.781005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.781064][ T32] r10:00000000 r9:851b6680 r8:80287e08 r7:eabf9e60 r6:84a77200 r5:85143c00 ** 4 printk messages dropped ** [ 1330.781204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.782013][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1330.782122][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1330.782300][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.782342][ T32] 1d20: e1153000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.782386][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.782470][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.782510][ T32] r5:800b0113 r4:80239bb0 [ 1330.782541][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.782600][ T32] r4:82ac21e4 [ 1330.782657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.782723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.782756][ T32] r4:e0531dc0 [ 1330.782786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.782878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.782942][ T32] r4:00000000 [ 1330.782975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.783043][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.783104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.783170][ T32] r5:00001000 r4:edb79000 [ 1330.783200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.783260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.783324][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.783354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.783410][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.783478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.783548][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.783574][ T32] r4:84819500 [ 1330.783594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.783641][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.783665][ T32] r4:00000001 [ 1330.783684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.783759][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.783799][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.783829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.783931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.783966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.783989][ T32] r4:8444f300 [ 1330.784009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.784038][ T32] INFO: task kworker/1:368:4233 blocked for more than 457 seconds. [ 1330.784072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.784109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.784143][ T32] task:kworker/1:368 state:D stack:0 pid:4233 tgid:4233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.784239][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.784325][ T32] Call trace: [ 1330.784360][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.784409][ T32] r10:8291a684 r9:eac15d84 r8:00000002 r7:60000013 r6:eac15d8c r5:85143000 [ 1330.784537][ T32] r4:85143000 [ 1330.784562][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.784605][ T32] r5:85143000 r4:8291a680 [ 1330.784624][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.784662][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.784742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac15e08 [ 1330.784771][ T32] r4:00000000 [ 1330.784799][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.784850][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.784888][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.784928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7ac0 [ 1330.784975][ T32] r4:00000000 [ 1330.785027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.785075][ T32] r9:83018205 r8:85143000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1330.785098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.785163][ T32] r5:00001000 r4:eac2b000 [ 1330.785191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.785262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.785310][ T32] r5:8517d78c r4:8517d400 [ 1330.785331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.785376][ T32] r7:ddde2d80 r6:83018200 r5:8517d78c r4:851b6780 [ 1330.785422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.785523][ T32] r10:61c88647 r9:85143000 r8:851b67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.785550][ T32] r4:851b6780 [ 1330.785570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.785614][ T32] r10:00000000 r9:851b6780 r8:80287e08 r7:eabf9e60 r6:84a77280 r5:85143000 [ 1330.785636][ T32] r4:00000001 [ 1330.785654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.785712][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 1330.785761][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.785802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.785830][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.785858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.785881][ T32] r4:851b7540 [ 1330.786155][ T32] INFO: task kworker/1:368:4233 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.786198][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.786256][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.786332][ T32] Call trace: [ 1330.786416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.786492][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.786519][ T32] r4:00000000 [ 1330.786541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.786580][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.786608][ T32] 1d20: e1153000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.786661][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.786690][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.786715][ T32] r5:800b0113 r4:80239bb0 [ 1330.786785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.786865][ T32] r4:82ac21e4 [ 1330.786888][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.786931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.786953][ T32] r4:e0531dc0 [ 1330.786973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.787013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.787112][ T32] r4:00000000 [ 1330.787165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.787242][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.787300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.787347][ T32] r5:00001000 r4:edb79000 [ 1330.787379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.787421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.787463][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.787520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.787572][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.787629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.787682][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.787704][ T32] r4:84819500 [ 1330.787749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.787836][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.787909][ T32] r4:00000001 [ 1330.787932][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.787980][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.788011][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.788073][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.788104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.788133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.788157][ T32] r4:8444f300 [ 1330.788183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.788295][ T32] INFO: task kworker/1:369:4234 blocked for more than 457 seconds. [ 1330.819168][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.819304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.819362][ T32] task:kworker/1:369 state:D stack:0 pid:4234 tgid:4234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.819461][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.819635][ T32] Call trace: [ 1330.819781][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.819861][ T32] r10:8291a684 r9:eabddd84 r8:00000002 r7:60000013 r6:eabddd8c r5:85153c00 [ 1330.819957][ T32] r4:85153c00 [ 1330.820037][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.820092][ T32] r5:85153c00 r4:8291a680 [ 1330.820144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.820193][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.820257][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabdde08 [ 1330.820300][ T32] r4:00000000 [ 1330.820325][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.820392][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.820435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.820480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b78c0 [ 1330.820504][ T32] r4:00000000 [ 1330.820529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.820608][ T32] r9:83018205 r8:85153c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1330.820660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.820708][ T32] r5:00001000 r4:eac17000 [ 1330.820730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.820773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.820824][ T32] r5:8517cf8c r4:8517cc00 [ 1330.820857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.820912][ T32] r7:ddde2d80 r6:83018200 r5:8517cf8c r4:851b6800 [ 1330.820960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.821039][ T32] r10:61c88647 r9:85153c00 r8:851b682c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.821067][ T32] r4:851b6800 [ 1330.821114][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.821173][ T32] r10:00000000 r9:851b6800 r8:80287e08 r7:eac15e60 r6:851b6880 r5:85153c00 [ 1330.821198][ T32] r4:00000001 [ 1330.821219][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.821279][ T32] Exception stack(0xeabddfb0 to 0xeabddff8) [ 1330.821339][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.821375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.821402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.821431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.821553][ T32] r4:851b7740 [ 1330.822025][ T32] INFO: task kworker/1:369:4234 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.822065][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.822134][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.822187][ T32] Call trace: [ 1330.822223][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.822277][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.822329][ T32] r4:00000000 [ 1330.822369][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.822415][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.822449][ T32] 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.822480][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.822505][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.822530][ T32] r5:800b0113 r4:80239bb0 [ 1330.822550][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.822599][ T32] r4:82ac21e4 [ 1330.822625][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.822668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.822690][ T32] r4:e0531dc0 [ 1330.822735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.822781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.822844][ T32] r4:00000000 [ 1330.822899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.822987][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.823021][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.823065][ T32] r5:00001000 r4:edb79000 [ 1330.823086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.823125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.823166][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.823186][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.823231][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.823267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.823319][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.823342][ T32] r4:84819500 [ 1330.823361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.823405][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.823428][ T32] r4:00000001 [ 1330.823465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.823506][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.823559][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.823593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.823637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.823721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.823784][ T32] r4:8444f300 [ 1330.823844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.823884][ T32] INFO: task kworker/1:370:4237 blocked for more than 457 seconds. [ 1330.823913][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.823939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.823961][ T32] task:kworker/1:370 state:D stack:0 pid:4237 tgid:4237 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.824043][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.824099][ T32] Call trace: [ 1330.824131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.824178][ T32] r10:8291a684 r9:eac11d84 r8:00000002 r7:60000013 r6:eac11d8c r5:85154800 [ 1330.824214][ T32] r4:85154800 [ 1330.824239][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.824283][ T32] r5:85154800 r4:8291a680 [ 1330.824303][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.824356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.824402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac11e08 [ 1330.824436][ T32] r4:00000000 [ 1330.824459][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.824496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.824531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.824571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7a40 [ 1330.824617][ T32] r4:00000000 [ 1330.824663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.824756][ T32] r9:83018205 r8:85154800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1330.824783][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.824861][ T32] r5:00001000 r4:eac1d000 [ 1330.824885][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.824927][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.824968][ T32] r5:8517d38c r4:8517d000 [ 1330.824987][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.825033][ T32] r7:ddde2d80 r6:83018200 r5:8517d38c r4:851b6480 [ 1330.825130][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.825251][ T32] r10:61c88647 r9:85154800 r8:851b64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.825279][ T32] r4:851b6480 [ 1330.825298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.825343][ T32] r10:00000000 r9:851b6480 r8:80287e08 r7:eac15e60 r6:851b6900 r5:85154800 [ 1330.825365][ T32] r4:00000001 [ 1330.825384][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.825447][ T32] Exception stack(0xeac11fb0 to 0xeac11ff8) [ 1330.825530][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.825563][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.825590][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.825620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.825644][ T32] r4:851b7a00 [ 1330.825939][ T32] INFO: task kworker/1:370:4237 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.825977][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.826053][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.826098][ T32] Call trace: [ 1330.826128][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.826178][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.826202][ T32] r4:00000000 [ 1330.826222][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.826261][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.826289][ T32] 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.826336][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.826366][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.826415][ T32] r5:800b0113 r4:80239bb0 [ 1330.826466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.826563][ T32] r4:82ac21e4 [ 1330.826588][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.826632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.826655][ T32] r4:e0531dc0 [ 1330.826676][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.826717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.826739][ T32] r4:00000000 [ 1330.826759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.826810][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.826902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.826958][ T32] r5:00001000 r4:edb79000 [ 1330.826980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.827023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.827065][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.827111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.827177][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.827203][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.827250][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.827284][ T32] r4:84819500 [ 1330.827309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.827361][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.827386][ T32] r4:00000001 [ 1330.827434][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.827473][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.827499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.827553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.827584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.827627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.827688][ T32] r4:8444f300 [ 1330.827724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.827778][ T32] INFO: task kworker/1:371:4238 blocked for more than 457 seconds. [ 1330.827817][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.827843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.827878][ T32] task:kworker/1:371 state:D stack:0 pid:4238 tgid:4238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.827969][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.828015][ T32] Call trace: [ 1330.828046][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.828093][ T32] r10:8291a684 r9:eabd5d84 r8:00000002 r7:60000013 r6:eabd5d8c r5:85155400 [ 1330.828116][ T32] r4:85155400 [ 1330.828141][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.828185][ T32] r5:85155400 r4:8291a680 [ 1330.828206][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.828316][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.839499][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1330.839575][ T32] r4:00000000 [ 1330.839605][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.839665][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.839728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.839775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7d40 [ 1330.839818][ T32] r4:00000000 [ 1330.839838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.839885][ T32] r9:83018205 r8:85155400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1330.839924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.840000][ T32] r5:00001000 r4:eac31000 [ 1330.840025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.840123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.840171][ T32] r5:8517db8c r4:8517d800 [ 1330.840193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.840241][ T32] r7:ddde2d80 r6:83018200 r5:8517db8c r4:851b6980 [ 1330.840263][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.840310][ T32] r10:61c88647 r9:85155400 r8:851b69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.840333][ T32] r4:851b6980 [ 1330.840455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.840506][ T32] r10:00000000 r9:851b6980 r8:80287e08 r7:eac15e60 r6:851b6700 r5:85155400 [ 1330.840534][ T32] r4:00000001 [ 1330.840555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.840594][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) [ 1330.840625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.840654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.840681][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.840710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.840767][ T32] r4:851b7a00 [ 1330.841202][ T32] INFO: task kworker/1:371:4238 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.841265][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.841393][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.841624][ T32] Call trace: [ 1330.841736][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.841927][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.841957][ T32] r4:00000000 [ 1330.842016][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.842060][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.842088][ T32] 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.842117][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.842167][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.842196][ T32] r5:800b0113 r4:80239bb0 [ 1330.842217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.842308][ T32] r4:82ac21e4 [ 1330.842434][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.842481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.842504][ T32] r4:e0531dc0 [ 1330.842538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.842583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.842705][ T32] r4:00000000 [ 1330.842755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.842874][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.842902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.842946][ T32] r5:00001000 r4:edb79000 [ 1330.842991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.843035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.843077][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.843098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.843143][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.843164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.843211][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.843233][ T32] r4:84819500 [ 1330.843253][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.843299][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.843321][ T32] r4:00000001 [ 1330.843401][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.843439][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.843493][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.843525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.843592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.843624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.843647][ T32] r4:8444f300 [ 1330.843668][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.843696][ T32] INFO: task kworker/1:372:4241 blocked for more than 457 seconds. [ 1330.843755][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.843785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.844081][ T32] task:kworker/1:372 state:D stack:0 pid:4241 tgid:4241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.844134][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.844175][ T32] Call trace: [ 1330.844260][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.844309][ T32] r10:8291a684 r9:eac29d84 r8:00000002 r7:60000113 r6:eac29d8c r5:85156c00 [ 1330.844332][ T32] r4:85156c00 [ 1330.844404][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.844674][ T32] r5:85156c00 r4:8291a680 [ 1330.844698][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.844755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.844920][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac29e08 [ 1330.844946][ T32] r4:00000000 [ 1330.844965][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.845000][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.845034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.845074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b7f00 [ 1330.845123][ T32] r4:00000000 [ 1330.845147][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.845192][ T32] r9:83018205 r8:85156c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1330.845220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.845267][ T32] r5:00001000 r4:eac3b000 [ 1330.845288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.845326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.845392][ T32] r5:8517df8c r4:8517dc00 [ 1330.845511][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.845564][ T32] r7:ddde2d80 r6:83018200 r5:8517df8c r4:851b6a00 [ 1330.845598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.845649][ T32] r10:61c88647 r9:85156c00 r8:851b6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.845674][ T32] r4:851b6a00 [ 1330.845718][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.845766][ T32] r10:00000000 r9:851b6a00 r8:80287e08 r7:eabd5e60 r6:851b6b80 r5:85156c00 [ 1330.845797][ T32] r4:00000001 [ 1330.845818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.845880][ T32] Exception stack(0xeac29fb0 to 0xeac29ff8) [ 1330.845916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.845946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.846023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.846069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.846121][ T32] r4:851b7d00 [ 1330.846380][ T32] INFO: task kworker/1:372:4241 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.846418][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.846472][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.846517][ T32] Call trace: [ 1330.846680][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.846755][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.846857][ T32] r4:00000000 [ 1330.846890][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.846931][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.846984][ T32] 1d20: e186b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.847018][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.847044][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.847069][ T32] r5:800b0113 r4:80239bb0 [ 1330.847089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.847129][ T32] r4:82ac21e4 [ 1330.847148][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.847188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.847222][ T32] r4:e0531dc0 [ 1330.847245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.847286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.847309][ T32] r4:00000000 [ 1330.847331][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.847375][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.847396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.847437][ T32] r5:00001000 r4:edb79000 [ 1330.847456][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.847511][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.847557][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.847577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.847621][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.847643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.847714][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.847740][ T32] r4:84819500 [ 1330.847760][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.847812][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.847836][ T32] r4:00000001 [ 1330.847857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.847893][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.847919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.847947][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.847972][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.848001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.848022][ T32] r4:8444f300 [ 1330.848042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.848079][ T32] INFO: task kworker/1:373:4244 blocked for more than 457 seconds. [ 1330.848133][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.848163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.848185][ T32] task:kworker/1:373 state:D stack:0 pid:4244 tgid:4244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.848227][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.879763][ T32] Call trace: [ 1330.879856][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.879946][ T32] r10:8291a684 r9:eac35d84 r8:00000002 r7:60000113 r6:eac35d8c r5:85150c00 [ 1330.879990][ T32] r4:85150c00 [ 1330.880018][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.880077][ T32] r5:85150c00 r4:8291a680 [ 1330.880103][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.880151][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.880202][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac35e08 [ 1330.880280][ T32] r4:00000000 [ 1330.880356][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.880399][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.880440][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.880486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479a940 [ 1330.880510][ T32] r4:00000000 [ 1330.880530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.880604][ T32] r9:83018205 r8:85150c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1330.880631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.880679][ T32] r5:00001000 r4:dfb8b000 [ 1330.880700][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.880741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.880794][ T32] r5:8517e78c r4:8517e400 [ 1330.880854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.880934][ T32] r7:ddde2d80 r6:83018200 r5:8517e78c r4:851b6a80 [ 1330.880967][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.881043][ T32] r10:61c88647 r9:85150c00 r8:851b6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.881094][ T32] r4:851b6a80 [ 1330.881142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.881211][ T32] r10:00000000 r9:851b6a80 r8:80287e08 r7:eac29e60 r6:851b6c00 r5:85150c00 [ 1330.881239][ T32] r4:00000001 [ 1330.881260][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.881299][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) [ 1330.881400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.881434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.881460][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.881490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.881512][ T32] r4:8479ad40 [ 1330.881935][ T32] INFO: task kworker/1:373:4244 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.881980][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.882080][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.882128][ T32] Call trace: [ 1330.882175][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.882227][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.882251][ T32] r4:00000000 [ 1330.882285][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.882330][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.882359][ T32] 1d20: e1fd6000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.882400][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.882430][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.882453][ T32] r5:800b0113 r4:80239bb0 [ 1330.882509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.882556][ T32] r4:82ac21e4 [ 1330.882604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.882651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.882690][ T32] r4:e0531dc0 [ 1330.882723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.882766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.882844][ T32] r4:00000000 [ 1330.882885][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.882936][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.882958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.883036][ T32] r5:00001000 r4:edb79000 [ 1330.883061][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.883132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.883191][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.883214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.883260][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.883282][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.883331][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.883374][ T32] r4:84819500 [ 1330.883398][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.883444][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.883468][ T32] r4:00000001 [ 1330.883531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.883635][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.883709][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.883744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.883798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.883835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.883861][ T32] r4:8444f300 [ 1330.883881][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.883923][ T32] INFO: task kworker/1:374:4245 blocked for more than 457 seconds. [ 1330.883957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.883981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.884002][ T32] task:kworker/1:374 state:D stack:0 pid:4245 tgid:4245 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.884136][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.884210][ T32] Call trace: [ 1330.884242][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.884291][ T32] r10:8291a684 r9:eaa15d84 r8:00000002 r7:60000013 r6:eaa15d8c r5:85156000 [ 1330.884314][ T32] r4:85156000 [ 1330.884346][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.884393][ T32] r5:85156000 r4:8291a680 [ 1330.884412][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.884451][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.884493][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1330.884516][ T32] r4:00000000 [ 1330.884584][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.884639][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.884678][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.884758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8479afc0 [ 1330.884803][ T32] r4:00000000 [ 1330.884826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.884878][ T32] r9:83018205 r8:85156000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1330.884902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.884946][ T32] r5:00001000 r4:df9a5000 [ 1330.884966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.885006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.885055][ T32] r5:8517e38c r4:8517e000 [ 1330.885077][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.885145][ T32] r7:ddde2d80 r6:83018200 r5:8517e38c r4:851b6c80 [ 1330.885171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.885219][ T32] r10:61c88647 r9:85156000 r8:851b6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.885242][ T32] r4:851b6c80 [ 1330.885304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.885380][ T32] r10:00000000 r9:851b6c80 r8:80287e08 r7:eac35e60 r6:851b6d80 r5:85156000 [ 1330.885418][ T32] r4:00000001 [ 1330.885446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.885482][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1330.885510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.885538][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.885589][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.885635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.885665][ T32] r4:84785d40 [ 1330.885933][ T32] INFO: task kworker/1:374:4245 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.885969][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.886024][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.886098][ T32] Call trace: [ 1330.886160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.886223][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.886250][ T32] r4:00000000 [ 1330.886288][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.886331][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.886359][ T32] 1d20: e1fd6000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.886412][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.886464][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.886491][ T32] r5:800b0113 r4:80239bb0 [ 1330.886512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.886553][ T32] r4:82ac21e4 [ 1330.886573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.886614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.886637][ T32] r4:e0531dc0 [ 1330.886657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.886697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.886719][ T32] r4:00000000 [ 1330.886749][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.886807][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.886876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.886935][ T32] r5:00001000 r4:edb79000 [ 1330.886956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.887016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.887073][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.887095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.887144][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.887166][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.887212][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.887240][ T32] r4:84819500 [ 1330.887266][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.887326][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.887352][ T32] r4:00000001 [ 1330.887374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.887410][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.887438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.887465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.887492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.887520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.887541][ T32] r4:8444f300 [ 1330.887577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.887606][ T32] INFO: task kworker/1:375:4248 blocked for more than 457 seconds. [ 1330.887635][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.887659][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.887701][ T32] task:kworker/1:375 state:D stack:0 pid:4248 tgid:4248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.887760][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.887825][ T32] Call trace: [ 1330.887889][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.887962][ T32] r10:8291a684 r9:eaa39d84 r8:00000002 r7:60000113 r6:eaa39d8c r5:8514ec00 [ 1330.888013][ T32] r4:8514ec00 [ 1330.888112][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.888193][ T32] r5:8514ec00 r4:8291a680 [ 1330.888301][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.911525][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.911642][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 [ 1330.911673][ T32] r4:00000000 [ 1330.911719][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.911760][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.911811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.911854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851abec0 [ 1330.911877][ T32] r4:00000000 [ 1330.911899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.911970][ T32] r9:83018205 r8:8514ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1330.911997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.912067][ T32] r5:00001000 r4:dfd59000 [ 1330.912116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.912161][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.912229][ T32] r5:8517eb8c r4:8517e800 [ 1330.912280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.912332][ T32] r7:ddde2d80 r6:83018200 r5:8517eb8c r4:851b6b00 [ 1330.912355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.912402][ T32] r10:61c88647 r9:8514ec00 r8:851b6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.912451][ T32] r4:851b6b00 [ 1330.912475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.912547][ T32] r10:00000000 r9:851b6b00 r8:80287e08 r7:eac35e60 r6:851b6e80 r5:8514ec00 [ 1330.912574][ T32] r4:00000001 [ 1330.912600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.912640][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1330.912672][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.912702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.912755][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.912795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.912821][ T32] r4:851ab980 [ 1330.913243][ T32] INFO: task kworker/1:375:4248 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.913309][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.913479][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.913558][ T32] Call trace: [ 1330.913620][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.913697][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.913732][ T32] r4:00000000 [ 1330.913785][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.913833][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.913862][ T32] 1d20: e224c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.913916][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.913970][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.914058][ T32] r5:800b0113 r4:80239bb0 [ 1330.914101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.914171][ T32] r4:82ac21e4 [ 1330.914208][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.914254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.914277][ T32] r4:e0531dc0 [ 1330.914298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.914364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.914399][ T32] r4:00000000 [ 1330.914421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.914467][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.914489][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.914531][ T32] r5:00001000 r4:edb79000 [ 1330.914550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.914617][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.914664][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.914685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.914732][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.914753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.914809][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.914855][ T32] r4:84819500 [ 1330.914904][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.914980][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.915008][ T32] r4:00000001 [ 1330.915040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.915085][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.915113][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.915142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.915194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.915251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.915277][ T32] r4:8444f300 [ 1330.915324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.915357][ T32] INFO: task kworker/1:376:4250 blocked for more than 457 seconds. [ 1330.915393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.915419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.915446][ T32] task:kworker/1:376 state:D stack:0 pid:4250 tgid:4250 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.915491][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.915572][ T32] Call trace: [ 1330.915606][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.915656][ T32] r10:8291a684 r9:eaa3dd84 r8:00000002 r7:60000113 r6:eaa3dd8c r5:85158000 [ 1330.915703][ T32] r4:85158000 [ 1330.915751][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.915808][ T32] r5:85158000 r4:8291a680 [ 1330.915828][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.915868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.915911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa3de08 [ 1330.915933][ T32] r4:00000000 [ 1330.915952][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.915985][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.916049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.916098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1200 [ 1330.916122][ T32] r4:00000000 [ 1330.916155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.916227][ T32] r9:83018205 r8:85158000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1330.916254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.916322][ T32] r5:00001000 r4:e00c1000 [ 1330.916383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.916426][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.916494][ T32] r5:8517f38c r4:8517f000 [ 1330.916518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.916564][ T32] r7:ddde2d80 r6:83018200 r5:8517f38c r4:851b6d00 [ 1330.916585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.916652][ T32] r10:61c88647 r9:85158000 r8:851b6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.916676][ T32] r4:851b6d00 [ 1330.916724][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.916774][ T32] r10:00000000 r9:851b6d00 r8:80287e08 r7:eaa39e60 r6:851b6f80 r5:85158000 [ 1330.916805][ T32] r4:00000001 [ 1330.916830][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.916908][ T32] Exception stack(0xeaa3dfb0 to 0xeaa3dff8) [ 1330.916944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.916976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.917014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.917059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.917091][ T32] r4:851d1140 [ 1330.917390][ T32] INFO: task kworker/1:376:4250 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.917429][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.917512][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.917560][ T32] Call trace: [ 1330.917591][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.917641][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.917666][ T32] r4:00000000 [ 1330.917685][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.917724][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.917752][ T32] 1d20: e224c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.917814][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.917844][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.917884][ T32] r5:800b0113 r4:80239bb0 [ 1330.917908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.917949][ T32] r4:82ac21e4 [ 1330.917971][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.918012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.918059][ T32] r4:e0531dc0 [ 1330.918083][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.918130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.918154][ T32] r4:00000000 [ 1330.918174][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.918221][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.933271][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.933427][ T32] r5:00001000 r4:edb79000 [ 1330.933453][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.933499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.933570][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.933621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.933684][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.933709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.933758][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.933780][ T32] r4:84819500 [ 1330.933849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.933903][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.933927][ T32] r4:00000001 [ 1330.933963][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.934004][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.934035][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.934089][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.934121][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.934153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.934187][ T32] r4:8444f300 [ 1330.934212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.934242][ T32] INFO: task kworker/1:377:4251 blocked for more than 457 seconds. [ 1330.934275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.934300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.934322][ T32] task:kworker/1:377 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.934380][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.934438][ T32] Call trace: [ 1330.934494][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.934548][ T32] r10:8291a684 r9:eac45d84 r8:00000002 r7:60000013 r6:eac45d8c r5:85158c00 [ 1330.934573][ T32] r4:85158c00 [ 1330.934592][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.934661][ T32] r5:85158c00 r4:8291a680 [ 1330.934686][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.934727][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.934974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 [ 1330.935008][ T32] r4:00000000 [ 1330.935028][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.935066][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.935103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.935144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1040 [ 1330.935169][ T32] r4:00000000 [ 1330.935190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.935234][ T32] r9:83018205 r8:85158c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1330.935272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.935318][ T32] r5:00001000 r4:dff85000 [ 1330.935351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.935395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.935490][ T32] r5:8517ef8c r4:8517ec00 [ 1330.935515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.935627][ T32] r7:ddde2d80 r6:83018200 r5:8517ef8c r4:851d4000 [ 1330.935652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.935701][ T32] r10:61c88647 r9:85158c00 r8:851d402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.935729][ T32] r4:851d4000 [ 1330.935748][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.935810][ T32] r10:00000000 r9:851d4000 r8:80287e08 r7:eaa3de60 r6:851d4080 r5:85158c00 [ 1330.935909][ T32] r4:00000001 [ 1330.935933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.935971][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 1330.935998][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.936027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.936053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.936081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.936217][ T32] r4:851d1000 [ 1330.936700][ T32] INFO: task kworker/1:377:4251 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.936792][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.936871][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.936945][ T32] Call trace: [ 1330.937031][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.937095][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.937121][ T32] r4:00000000 [ 1330.937141][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.937182][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.937211][ T32] 1d20: e2428000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.937239][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.937263][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.937317][ T32] r5:800b0113 r4:80239bb0 [ 1330.937342][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.937419][ T32] r4:82ac21e4 [ 1330.937443][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.937502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.937533][ T32] r4:e0531dc0 [ 1330.937604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.937650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.937673][ T32] r4:00000000 [ 1330.937694][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.937740][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.937763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.937819][ T32] r5:00001000 r4:edb79000 [ 1330.937853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.937901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.937945][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.937965][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.938011][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.938034][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.938109][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.938141][ T32] r4:84819500 [ 1330.938163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.938265][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.951501][ T32] r4:00000001 [ 1330.951584][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.951653][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.951688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.951717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.951744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.951774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.951797][ T32] r4:8444f300 [ 1330.951830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.951863][ T32] INFO: task kworker/1:378:4253 blocked for more than 457 seconds. [ 1330.951897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.951924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.951947][ T32] task:kworker/1:378 state:D stack:0 pid:4253 tgid:4253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.952005][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.952084][ T32] Call trace: [ 1330.952146][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.952216][ T32] r10:8291a684 r9:eaa51d84 r8:00000002 r7:60000113 r6:eaa51d8c r5:85159800 [ 1330.952244][ T32] r4:85159800 [ 1330.952265][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.952323][ T32] r5:85159800 r4:8291a680 [ 1330.952353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.952395][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.952439][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 [ 1330.952489][ T32] r4:00000000 [ 1330.952515][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.952552][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.952634][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.952681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1400 [ 1330.952728][ T32] r4:00000000 [ 1330.952763][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.952819][ T32] r9:83018205 r8:85159800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1330.952843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.952886][ T32] r5:00001000 r4:e011d000 [ 1330.952947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.952992][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.953054][ T32] r5:8517f78c r4:8517f400 [ 1330.953169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.953222][ T32] r7:ddde2d80 r6:83018200 r5:8517f78c r4:851d4100 [ 1330.953256][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.953391][ T32] r10:61c88647 r9:85159800 r8:851d412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.953510][ T32] r4:851d4100 [ 1330.953558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.953607][ T32] r10:00000000 r9:851d4100 r8:80287e08 r7:eaa3de60 r6:851d4180 r5:85159800 [ 1330.953630][ T32] r4:00000001 [ 1330.953650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.953686][ T32] Exception stack(0xeaa51fb0 to 0xeaa51ff8) [ 1330.953713][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.953742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.953811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.953845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.953910][ T32] r4:851d11c0 [ 1330.954335][ T32] INFO: task kworker/1:378:4253 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.954371][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.954488][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.954564][ T32] Call trace: [ 1330.954598][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.954649][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.954683][ T32] r4:00000000 [ 1330.954702][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.954768][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.954800][ T32] 1d20: e2716000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.954855][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.954882][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.954930][ T32] r5:800b0113 r4:80239bb0 [ 1330.954955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.954997][ T32] r4:82ac21e4 [ 1330.955043][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.955088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.955135][ T32] r4:e0531dc0 [ 1330.955158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.955202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.955240][ T32] r4:00000000 [ 1330.955298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.955347][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.955368][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.955435][ T32] r5:00001000 r4:edb79000 [ 1330.955462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.955504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.955585][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.955634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.955683][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.955719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.955769][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.955792][ T32] r4:84819500 [ 1330.955820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.955895][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.955941][ T32] r4:00000001 [ 1330.955964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.956000][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.956032][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.956061][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.956087][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.956116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.956139][ T32] r4:8444f300 [ 1330.956160][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.956184][ T32] INFO: task kworker/1:379:4255 blocked for more than 457 seconds. [ 1330.956211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.956235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.956288][ T32] task:kworker/1:379 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.956335][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.956427][ T32] Call trace: [ 1330.956469][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.956518][ T32] r10:8291a684 r9:eaa75d84 r8:00000002 r7:60000113 r6:eaa75d8c r5:8515a400 [ 1330.956542][ T32] r4:8515a400 [ 1330.956561][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.956633][ T32] r5:8515a400 r4:8291a680 [ 1330.956681][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.956724][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.956767][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1330.956791][ T32] r4:00000000 [ 1330.956820][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.956869][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.956931][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.956976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1680 [ 1330.957000][ T32] r4:00000000 [ 1330.957066][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.957115][ T32] r9:83018205 r8:8515a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1330.957153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.957199][ T32] r5:00001000 r4:e058f000 [ 1330.957229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.957319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.957365][ T32] r5:8517ff8c r4:8517fc00 [ 1330.957385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.957430][ T32] r7:ddde2d80 r6:83018200 r5:8517ff8c r4:851d4200 [ 1330.957475][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.957541][ T32] r10:61c88647 r9:8515a400 r8:851d422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.957567][ T32] r4:851d4200 [ 1330.957587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.957632][ T32] r10:00000000 r9:851d4200 r8:80287e08 r7:eaa51e60 r6:851d4380 r5:8515a400 [ 1330.957656][ T32] r4:00000001 [ 1330.957675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.957710][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) [ 1330.957736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.957764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.957806][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.957864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.957890][ T32] r4:851d13c0 [ 1330.958129][ T32] INFO: task kworker/1:379:4255 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.958164][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.958274][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.981472][ T32] Call trace: [ 1330.981725][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.981898][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.981928][ T32] r4:00000000 [ 1330.982129][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.982179][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.982235][ T32] 1d20: e2bce000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.982295][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.982325][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.982377][ T32] r5:800b0113 r4:80239bb0 [ 1330.982402][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.982472][ T32] r4:82ac21e4 [ 1330.982626][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.982674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.982698][ T32] r4:e0531dc0 [ 1330.982720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.982877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.982908][ T32] r4:00000000 [ 1330.983023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.983082][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.983106][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.983154][ T32] r5:00001000 r4:edb79000 [ 1330.983176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.983219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.983291][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.983316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.983367][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.983422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.983501][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.983531][ T32] r4:84819500 [ 1330.983555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.983602][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.983698][ T32] r4:00000001 [ 1330.983805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.983846][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1330.983875][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.983928][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.983960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.984003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.984030][ T32] r4:8444f300 [ 1330.984057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.984088][ T32] INFO: task kworker/1:380:4257 blocked for more than 457 seconds. [ 1330.984134][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1330.984164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.984193][ T32] task:kworker/1:380 state:D stack:0 pid:4257 tgid:4257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.984275][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.984322][ T32] Call trace: [ 1330.984354][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1330.984401][ T32] r10:8291a684 r9:eaa85d84 r8:00000002 r7:60000113 r6:eaa85d8c r5:8515b000 [ 1330.984458][ T32] r4:8515b000 [ 1330.984508][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1330.984555][ T32] r5:8515b000 r4:8291a680 [ 1330.984576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.984707][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.984753][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa85e08 [ 1330.984804][ T32] r4:00000000 [ 1330.984828][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1330.984889][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1330.984938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.984980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1540 [ 1330.985002][ T32] r4:00000000 [ 1330.985048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.985124][ T32] r9:83018205 r8:8515b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1330.985150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.985193][ T32] r5:00001000 r4:e0539000 [ 1330.985213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.985252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.985344][ T32] r5:8517fb8c r4:8517f800 [ 1330.985368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.985415][ T32] r7:ddde2d80 r6:83018200 r5:8517fb8c r4:851d4280 [ 1330.985439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.985514][ T32] r10:61c88647 r9:8515b000 r8:851d42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.985541][ T32] r4:851d4280 [ 1330.985586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.985658][ T32] r10:00000000 r9:851d4280 r8:80287e08 r7:eaa75e60 r6:851d4400 r5:8515b000 [ 1330.985684][ T32] r4:00000001 [ 1330.985704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.985824][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1330.985856][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.985885][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.985923][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.985955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1330.986006][ T32] r4:851d13c0 [ 1330.986508][ T32] INFO: task kworker/1:380:4257 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1330.986550][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.986636][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.986687][ T32] Call trace: [ 1330.986717][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1330.986768][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1330.986799][ T32] r4:00000000 [ 1330.986878][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.986924][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1330.986953][ T32] 1d20: e2bce000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1330.986982][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1330.987009][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1330.987034][ T32] r5:800b0113 r4:80239bb0 [ 1330.987058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.987115][ T32] r4:82ac21e4 [ 1330.987140][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.987209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1330.987235][ T32] r4:e0531dc0 [ 1330.987305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1330.987350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1330.987397][ T32] r4:00000000 [ 1330.987475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1330.987527][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1330.987562][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1330.987608][ T32] r5:00001000 r4:edb79000 [ 1330.987655][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1330.987711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.987756][ T32] r5:85f5fb8c r4:85f5f800 [ 1330.987776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1330.987857][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1330.987908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1330.987983][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1330.988026][ T32] r4:84819500 [ 1330.988052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1330.988109][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1330.988300][ T32] r4:00000001 [ 1331.011422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.011513][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.011573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.011620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.011675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.011711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.011735][ T32] r4:8444f300 [ 1331.011778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.011862][ T32] INFO: task kworker/1:381:4258 blocked for more than 457 seconds. [ 1331.011912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.011938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.011961][ T32] task:kworker/1:381 state:D stack:0 pid:4258 tgid:4258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.012044][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.012097][ T32] Call trace: [ 1331.012131][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.012184][ T32] r10:8291a684 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:8515c800 [ 1331.012229][ T32] r4:8515c800 [ 1331.012254][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.012298][ T32] r5:8515c800 r4:8291a680 [ 1331.012318][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.012356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.012398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1331.012432][ T32] r4:00000000 [ 1331.012455][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.012492][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.012530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.012575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1a80 [ 1331.012624][ T32] r4:00000000 [ 1331.012671][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.012723][ T32] r9:83018205 r8:8515c800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1331.012758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.012810][ T32] r5:00001000 r4:e8881000 [ 1331.012863][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.012907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.012951][ T32] r5:8518878c r4:85188400 [ 1331.012972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.013018][ T32] r7:ddde2d80 r6:83018200 r5:8518878c r4:851d4480 [ 1331.013089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.013189][ T32] r10:61c88647 r9:8515c800 r8:851d44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.013217][ T32] r4:851d4480 [ 1331.013238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.013284][ T32] r10:00000000 r9:851d4480 r8:80287e08 r7:eaa75e60 r6:851d4300 r5:8515c800 [ 1331.013306][ T32] r4:00000001 [ 1331.013343][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.013409][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1331.013440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.013469][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.013592][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.013625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.013649][ T32] r4:851d15c0 [ 1331.014102][ T32] INFO: task kworker/1:381:4258 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.014199][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.014564][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.014610][ T32] Call trace: [ 1331.014639][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.014689][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.014729][ T32] r4:00000000 [ 1331.014754][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.014800][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.014878][ T32] 1d20: e30b5000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.014913][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.014939][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.014963][ T32] r5:800b0113 r4:80239bb0 [ 1331.015053][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.015099][ T32] r4:82ac21e4 [ 1331.015120][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.015162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.015186][ T32] r4:e0531dc0 [ 1331.015204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.015244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.015267][ T32] r4:00000000 [ 1331.015286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.015330][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.015354][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.015395][ T32] r5:00001000 r4:edb79000 [ 1331.015414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.015482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.015555][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.015578][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.015641][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.015672][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.015751][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.015777][ T32] r4:84819500 [ 1331.015805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.015859][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.015890][ T32] r4:00000001 [ 1331.015926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.016048][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.016141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.016176][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.016203][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.016243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.016266][ T32] r4:8444f300 [ 1331.016289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.016316][ T32] INFO: task kworker/1:382:4261 blocked for more than 457 seconds. [ 1331.016359][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.016387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.016410][ T32] task:kworker/1:382 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.016462][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.016523][ T32] Call trace: [ 1331.016559][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.016628][ T32] r10:8291a684 r9:eac51d84 r8:00000002 r7:60000013 r6:eac51d8c r5:8515bc00 [ 1331.016653][ T32] r4:8515bc00 [ 1331.016710][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.016762][ T32] r5:8515bc00 r4:8291a680 [ 1331.016782][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.016829][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.016876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac51e08 [ 1331.016920][ T32] r4:00000000 [ 1331.016944][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.016994][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.017034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.017075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d1e00 [ 1331.017097][ T32] r4:00000000 [ 1331.017118][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.017167][ T32] r9:83018205 r8:8515bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1331.017207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.017260][ T32] r5:00001000 r4:e078d000 [ 1331.017282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.017322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.017365][ T32] r5:8518838c r4:85188000 [ 1331.017384][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.017455][ T32] r7:ddde2d80 r6:83018200 r5:8518838c r4:851d4500 [ 1331.017481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.017528][ T32] r10:61c88647 r9:8515bc00 r8:851d452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.017552][ T32] r4:851d4500 [ 1331.017594][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.017642][ T32] r10:00000000 r9:851d4500 r8:80287e08 r7:eac49e60 r6:851d4580 r5:8515bc00 [ 1331.017666][ T32] r4:00000001 [ 1331.017685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.017721][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 1331.017749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.017776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.017815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.017882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.017909][ T32] r4:851d1700 [ 1331.018180][ T32] INFO: task kworker/1:382:4261 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.018216][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.029028][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.029172][ T32] Call trace: [ 1331.029280][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.029340][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.029365][ T32] r4:00000000 [ 1331.029386][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.029440][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.029473][ T32] 1d20: e30b5000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.029503][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.029562][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.029589][ T32] r5:800b0113 r4:80239bb0 [ 1331.029638][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.029684][ T32] r4:82ac21e4 [ 1331.029704][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.029745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.029817][ T32] r4:e0531dc0 [ 1331.029842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.029885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.029978][ T32] r4:00000000 [ 1331.030033][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.030115][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.030141][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.030186][ T32] r5:00001000 r4:edb79000 [ 1331.030206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.030246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.030314][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.030365][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.030417][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.030439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.030487][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.030510][ T32] r4:84819500 [ 1331.030530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.030575][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.030598][ T32] r4:00000001 [ 1331.030618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.030679][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.030715][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.030777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.030855][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.030941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1331.031368][ T32] task:kworker/0:189 state:D stack:0 pid:4264 tgid:4264 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.032007][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.032184][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.032514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.032649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1331.032839][ T32] r4:00000001 [ 1331.032858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.032892][ T32] Exception stack(0xeac5dfb0 to 0xeac5dff8) [ 1331.032919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.033023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.033055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.033084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.033107][ T32] r4:851c8c40 [ 1331.033536][ T32] INFO: task kworker/0:189:4264 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.033573][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.033666][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.033791][ T32] Call trace: [ 1331.033904][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.033960][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.033983][ T32] r4:00000000 [ 1331.034028][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.034072][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.034125][ T32] 1d20: e30b5000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.034158][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.034183][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.034228][ T32] r5:800b0113 r4:80239bb0 [ 1331.034252][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.034295][ T32] r4:82ac21e4 [ 1331.034315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.034357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.034406][ T32] r4:e0531dc0 [ 1331.034441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.034486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.034521][ T32] r4:00000000 [ 1331.034567][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.034631][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.034670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.035190][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.035533][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.035754][ T32] INFO: task kworker/0:190:4265 blocked for more than 457 seconds. [ 1331.035782][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.035815][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.035862][ T32] task:kworker/0:190 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.035977][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.036027][ T32] Call trace: [ 1331.036057][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.036131][ T32] r10:8291a684 r9:eac61d84 r8:00000002 r7:60000113 r6:eac61d8c r5:8515e000 [ 1331.036162][ T32] r4:8515e000 [ 1331.036203][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.036248][ T32] r5:8515e000 r4:8291a680 [ 1331.036270][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.036399][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.036476][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1331.036503][ T32] r4:00000000 [ 1331.036524][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.036558][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.036733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.036797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2740 [ 1331.036823][ T32] r4:00000000 [ 1331.036843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.036887][ T32] r9:83018005 r8:8515e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1331.036924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.037188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.037234][ T32] r5:85067f8c r4:85067c00 [ 1331.037254][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.037353][ T32] r7:dddced80 r6:83018000 r5:85067f8c r4:84a77380 ** 5 printk messages dropped ** [ 1331.037777][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.037925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.063609][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 6 printk messages dropped ** [ 1331.063913][ T32] r5:800b0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.064178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 6 printk messages dropped ** [ 1331.064448][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1331.064755][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1331.065063][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1331.065358][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.065712][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1331.066001][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.066173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.066408][ T32] r4:851d4700 ** 6 printk messages dropped ** [ 1331.066684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.067305][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.067597][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1331.067853][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1331.067945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1331.085292][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.085678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.086039][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.086066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.086126][ T32] task:kworker/1:384 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.086191][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.086286][ T32] Call trace: [ 1331.086350][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.086404][ T32] r10:8291a684 r9:eaaa1d84 r8:00000002 r7:60000113 r6:eaaa1d8c r5:85145400 [ 1331.086428][ T32] r4:85145400 [ 1331.086447][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.086489][ T32] r5:85145400 r4:8291a680 [ 1331.086509][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.086549][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.086617][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 [ 1331.086650][ T32] r4:00000000 [ 1331.086672][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.086721][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.086794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.086876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7200 [ 1331.086937][ T32] r4:00000000 [ 1331.086962][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.087070][ T32] r9:83018205 r8:85145400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1331.087099][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.087142][ T32] r5:00001000 r4:ea9c5000 [ 1331.087175][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.087221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.087277][ T32] r5:85188f8c r4:85188c00 [ 1331.087304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.087350][ T32] r7:ddde2d80 r6:83018200 r5:85188f8c r4:851d4780 [ 1331.087371][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.087417][ T32] r10:61c88647 r9:85145400 r8:851d47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.087447][ T32] r4:851d4780 [ 1331.087493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.087565][ T32] r10:00000000 r9:851d4780 r8:80287e08 r7:eac65e60 r6:84a77400 r5:85145400 [ 1331.087596][ T32] r4:00000001 [ 1331.087617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.087653][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1331.087686][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.087717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.087744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.087790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.087822][ T32] r4:851d7100 [ 1331.098870][ T32] INFO: task kworker/1:384:4270 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.098996][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.099072][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.099132][ T32] Call trace: [ 1331.099190][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.099270][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.099299][ T32] r4:00000000 [ 1331.099334][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.099381][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.099411][ T32] 1d20: e3a16000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.099465][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.099533][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.099561][ T32] r5:800b0113 r4:80239bb0 [ 1331.099582][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.099624][ T32] r4:82ac21e4 [ 1331.099644][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.099687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.099721][ T32] r4:e0531dc0 [ 1331.099746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.099819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.099871][ T32] r4:00000000 [ 1331.099896][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.100070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.100603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.100878][ T32] INFO: task kworker/1:385:4272 blocked for more than 457 seconds. ** 6 printk messages dropped ** [ 1331.101139][ T32] r10:8291a684 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:85142400 ** 8 printk messages dropped ** [ 1331.101458][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.101793][ T32] r5:00001000 r4:ea9e7000 ** 1 printk messages dropped ** [ 1331.101862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.101902][ T32] r5:8518978c r4:85189400 [ 1331.101922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.101965][ T32] r7:ddde2d80 r6:83018200 r5:8518978c r4:851d4900 [ 1331.101985][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.102032][ T32] r10:61c88647 r9:85142400 r8:851d492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.102054][ T32] r4:851d4900 [ 1331.102074][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.102119][ T32] r10:00000000 r9:851d4900 r8:80287e08 r7:eaaa1e60 r6:84a77480 r5:85142400 [ 1331.102141][ T32] r4:00000001 [ 1331.102184][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.102247][ T32] Exception stack(0xeac69fb0 to 0xeac69ff8) [ 1331.102301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.102332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.102383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.102415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.102438][ T32] r4:851d71c0 [ 1331.102904][ T32] INFO: task kworker/1:385:4272 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.102970][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.103031][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.103077][ T32] Call trace: [ 1331.103135][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.103189][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.103237][ T32] r4:00000000 [ 1331.103284][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.103328][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.103357][ T32] 1d20: e3a16000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.103398][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.103442][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.103504][ T32] r5:800b0113 r4:80239bb0 [ 1331.103552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.103599][ T32] r4:82ac21e4 [ 1331.103637][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.103683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.103705][ T32] r4:e0531dc0 [ 1331.103739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.103789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.103817][ T32] r4:00000000 [ 1331.103861][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.103915][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.103939][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.103995][ T32] r5:00001000 r4:edb79000 [ 1331.104033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.104103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.104150][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.104184][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.104250][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.104275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.104337][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.104363][ T32] r4:84819500 [ 1331.104408][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.104457][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 3 printk messages dropped ** [ 1331.104559][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.104947][ T32] task:kworker/1:386 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.105481][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.105841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.105882][ T32] r5:8518938c r4:85189000 [ 1331.105902][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.106149][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.106428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.107043][ T32] Call trace: ** 5 printk messages dropped ** [ 1331.107284][ T32] 1d20: e3a16000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 9 printk messages dropped ** [ 1331.107622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1331.108022][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 5 printk messages dropped ** [ 1331.130512][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.130699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.131039][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.131089][ T32] Call trace: [ 1331.131146][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.131228][ T32] r10:8291a684 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:84920000 [ 1331.131280][ T32] r4:84920000 [ 1331.131354][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.131402][ T32] r5:84920000 r4:8291a680 [ 1331.131426][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.131466][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.131507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1331.131530][ T32] r4:00000000 [ 1331.131549][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.131597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.131638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.131678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7740 [ 1331.131725][ T32] r4:00000000 [ 1331.131774][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.131830][ T32] r9:83018205 r8:84920000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1331.131854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.131982][ T32] r5:00001000 r4:eaa05000 [ 1331.132007][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.132059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.132107][ T32] r5:85189f8c r4:85189c00 [ 1331.132128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.132210][ T32] r7:ddde2d80 r6:83018200 r5:85189f8c r4:851d4a00 [ 1331.132235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.132283][ T32] r10:61c88647 r9:84920000 r8:851d4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.132315][ T32] r4:851d4a00 [ 1331.132337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.132381][ T32] r10:00000000 r9:851d4a00 r8:80287e08 r7:eac69e60 r6:84a77580 r5:84920000 [ 1331.132403][ T32] r4:00000001 [ 1331.132423][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.132458][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1331.132483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.132534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.132566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.132650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.132677][ T32] r4:851d7440 [ 1331.133103][ T32] INFO: task kworker/1:387:4276 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.133140][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.133273][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.133319][ T32] Call trace: [ 1331.133375][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.133459][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.133487][ T32] r4:00000000 [ 1331.133508][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.133547][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.133575][ T32] 1d20: e3db7000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.133603][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.133629][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.133677][ T32] r5:800b0113 r4:80239bb0 [ 1331.133725][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.133819][ T32] r4:82ac21e4 [ 1331.133918][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.133990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.134016][ T32] r4:e0531dc0 [ 1331.134036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.134078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.134118][ T32] r4:00000000 [ 1331.134143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.134190][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.134243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.134288][ T32] r5:00001000 r4:edb79000 [ 1331.134323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.134369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.134411][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.134432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.134477][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.134498][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.134544][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.134567][ T32] r4:84819500 [ 1331.134695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.134745][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.134768][ T32] r4:00000001 [ 1331.134799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.134861][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.134888][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.134918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.134971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.135005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.135065][ T32] r4:8444f300 [ 1331.135089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.135150][ T32] INFO: task kworker/1:388:4277 blocked for more than 457 seconds. [ 1331.135186][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.135213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.135259][ T32] task:kworker/1:388 state:D stack:0 pid:4277 tgid:4277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.135420][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.135521][ T32] Call trace: [ 1331.135556][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.135605][ T32] r10:8291a684 r9:eac7dd84 r8:00000002 r7:60000113 r6:eac7dd8c r5:84920c00 [ 1331.135628][ T32] r4:84920c00 [ 1331.135673][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.135803][ T32] r5:84920c00 r4:8291a680 [ 1331.135869][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.136164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d75c0 ** 6 printk messages dropped ** [ 1331.136498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.136558][ T32] r5:85189b8c r4:85189800 [ 1331.136622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.136674][ T32] r7:ddde2d80 r6:83018200 r5:85189b8c r4:851d4b00 [ 1331.136695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.136743][ T32] r10:61c88647 r9:84920c00 r8:851d4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.136766][ T32] r4:851d4b00 [ 1331.136791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.136842][ T32] r10:00000000 r9:851d4b00 r8:80287e08 r7:eac79e60 r6:84a77600 r5:84920c00 [ 1331.136889][ T32] r4:00000001 [ 1331.136912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.136959][ T32] Exception stack(0xeac7dfb0 to 0xeac7dff8) [ 1331.137003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.137043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.137070][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.137098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.137140][ T32] r4:851d7440 [ 1331.137488][ T32] INFO: task kworker/1:388:4277 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.137553][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.137639][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.137713][ T32] Call trace: [ 1331.137743][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.137802][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.137826][ T32] r4:00000000 [ 1331.137882][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.137926][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.138038][ T32] 1d20: e3db7000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.138071][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.138104][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.138131][ T32] r5:800b0113 r4:80239bb0 [ 1331.138151][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.138192][ T32] r4:82ac21e4 [ 1331.161412][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.161603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.161636][ T32] r4:e0531dc0 [ 1331.161659][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.161704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.161728][ T32] r4:00000000 [ 1331.161748][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.161805][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.161835][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.161883][ T32] r5:00001000 r4:edb79000 [ 1331.161906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.161947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.161989][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.162011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.162058][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.162080][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.162127][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.162150][ T32] r4:84819500 [ 1331.162186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.162262][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.162316][ T32] r4:00000001 [ 1331.162339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.162410][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.162450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.162481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.162508][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.162536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.162558][ T32] r4:8444f300 [ 1331.162582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.162611][ T32] INFO: task kworker/1:389:4279 blocked for more than 457 seconds. [ 1331.162676][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.162706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.162730][ T32] task:kworker/1:389 state:D stack:0 pid:4279 tgid:4279 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.162853][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.162919][ T32] Call trace: [ 1331.163038][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.163317][ T32] r10:8291a684 r9:eac85d84 r8:00000002 r7:60000013 r6:eac85d8c r5:84922400 [ 1331.163344][ T32] r4:84922400 [ 1331.163364][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.163418][ T32] r5:84922400 r4:8291a680 [ 1331.163440][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.163479][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.163521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1331.163544][ T32] r4:00000000 [ 1331.163564][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.163598][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.163631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.163671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7980 [ 1331.163707][ T32] r4:00000000 [ 1331.163730][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.163793][ T32] r9:83018205 r8:84922400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1331.163824][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.163868][ T32] r5:00001000 r4:eaa1d000 [ 1331.163888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.163952][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.164024][ T32] r5:8518a78c r4:8518a400 [ 1331.164072][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.164220][ T32] r7:ddde2d80 r6:83018200 r5:8518a78c r4:851d4980 [ 1331.164246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.164320][ T32] r10:61c88647 r9:84922400 r8:851d49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.164346][ T32] r4:851d4980 [ 1331.164365][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.164410][ T32] r10:00000000 r9:851d4980 r8:80287e08 r7:eac79e60 r6:84a77680 r5:84922400 [ 1331.164432][ T32] r4:00000001 [ 1331.164451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.164486][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1331.164515][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.164544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.164571][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.164598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.164621][ T32] r4:851d7500 [ 1331.165044][ T32] INFO: task kworker/1:389:4279 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.165081][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.165178][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.165229][ T32] Call trace: [ 1331.165287][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.165345][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.165397][ T32] r4:00000000 [ 1331.165421][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.165466][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.165494][ T32] 1d20: e4269000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.165524][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.165549][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.165586][ T32] r5:800b0113 r4:80239bb0 [ 1331.165610][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.165679][ T32] r4:82ac21e4 [ 1331.165746][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.165799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.165822][ T32] r4:e0531dc0 [ 1331.165842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.165883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.165905][ T32] r4:00000000 [ 1331.165924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.165969][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.165990][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.166032][ T32] r5:00001000 r4:edb79000 [ 1331.166053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.166092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.166134][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.166182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.166240][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.166264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.166310][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.166332][ T32] r4:84819500 [ 1331.166418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.166468][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.166491][ T32] r4:00000001 [ 1331.166535][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.166573][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.166625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.166656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.166683][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.166713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.166736][ T32] r4:8444f300 [ 1331.166756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.166795][ T32] INFO: task kworker/1:390:4281 blocked for more than 457 seconds. [ 1331.166856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.166916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.166941][ T32] task:kworker/1:390 state:D stack:0 pid:4281 tgid:4281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.166987][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.167030][ T32] Call trace: [ 1331.167060][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.167112][ T32] r10:8291a684 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:84921800 [ 1331.167137][ T32] r4:84921800 [ 1331.167158][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.167250][ T32] r5:84921800 r4:8291a680 [ 1331.167274][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.167341][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.167387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac8de08 [ 1331.167422][ T32] r4:00000000 [ 1331.167467][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.167527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.167587][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.167632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d77c0 [ 1331.167655][ T32] r4:00000000 [ 1331.167675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.167718][ T32] r9:83018205 r8:84921800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1331.167739][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.167795][ T32] r5:00001000 r4:eaa0d000 [ 1331.167820][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.167860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.167903][ T32] r5:8518a38c r4:8518a000 [ 1331.167923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.167968][ T32] r7:ddde2d80 r6:83018200 r5:8518a38c r4:851d4c00 [ 1331.167989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.168034][ T32] r10:61c88647 r9:84921800 r8:851d4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.168078][ T32] r4:851d4c00 [ 1331.168124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.168173][ T32] r10:00000000 r9:851d4c00 r8:80287e08 r7:eac85e60 r6:84a77700 r5:84921800 [ 1331.168196][ T32] r4:00000001 [ 1331.168273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.188898][ T32] Exception stack(0xeac8dfb0 to 0xeac8dff8) [ 1331.188962][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.189007][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.189053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.189141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.189304][ T32] r4:851d7700 [ 1331.189748][ T32] INFO: task kworker/1:390:4281 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.189795][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.189896][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.189966][ T32] Call trace: [ 1331.190028][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.190087][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.190127][ T32] r4:00000000 [ 1331.190151][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.190193][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.190221][ T32] 1d20: e443a000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.190249][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.190274][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.190347][ T32] r5:800b0113 r4:80239bb0 [ 1331.190371][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.190441][ T32] r4:82ac21e4 [ 1331.190517][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.190565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.190589][ T32] r4:e0531dc0 [ 1331.190608][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.190751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.190782][ T32] r4:00000000 [ 1331.190811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.190907][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.190959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.191006][ T32] r5:00001000 r4:edb79000 [ 1331.191028][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.191069][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.191143][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.191169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.191217][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.191239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.191312][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.191338][ T32] r4:84819500 [ 1331.191385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.191437][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.191485][ T32] r4:00000001 [ 1331.191534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.191574][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.191606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.191636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.191665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.191695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.191717][ T32] r4:8444f300 [ 1331.191737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.191771][ T32] INFO: task kworker/1:391:4284 blocked for more than 457 seconds. [ 1331.191836][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.191866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.191889][ T32] task:kworker/1:391 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.191936][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.192034][ T32] Call trace: [ 1331.192069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.192117][ T32] r10:8291a684 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:84923c00 [ 1331.192139][ T32] r4:84923c00 [ 1331.192159][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.192202][ T32] r5:84923c00 r4:8291a680 [ 1331.192248][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.192292][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.192363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1331.192413][ T32] r4:00000000 [ 1331.192460][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.192498][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.192539][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.192630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7ec0 [ 1331.192657][ T32] r4:00000000 [ 1331.192677][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.192722][ T32] r9:83018205 r8:84923c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1331.192745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.192791][ T32] r5:00001000 r4:eaa77000 [ 1331.192827][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.192883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.192930][ T32] r5:8518b78c r4:8518b400 [ 1331.192951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.193028][ T32] r7:ddde2d80 r6:83018200 r5:8518b78c r4:851d4c80 [ 1331.193053][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.193118][ T32] r10:61c88647 r9:84923c00 r8:851d4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.193144][ T32] r4:851d4c80 [ 1331.193163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.193208][ T32] r10:00000000 r9:851d4c80 r8:80287e08 r7:eac85e60 r6:84a77780 r5:84923c00 [ 1331.193230][ T32] r4:00000001 [ 1331.193248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.193282][ T32] Exception stack(0xeac99fb0 to 0xeac99ff8) [ 1331.193359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.193416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.193453][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.193485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.193508][ T32] r4:851d78c0 [ 1331.193761][ T32] INFO: task kworker/1:391:4284 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.193851][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.193968][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.194043][ T32] Call trace: [ 1331.194076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.194162][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.194190][ T32] r4:00000000 [ 1331.194211][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.194250][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.194280][ T32] 1d20: e443a000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.194322][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.194363][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.194396][ T32] r5:800b0113 r4:80239bb0 [ 1331.194417][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.194458][ T32] r4:82ac21e4 [ 1331.194508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.194554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.194577][ T32] r4:e0531dc0 [ 1331.194596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.194637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.194719][ T32] r4:00000000 [ 1331.194755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.194838][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.194867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.194911][ T32] r5:00001000 r4:edb79000 [ 1331.194980][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.195032][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.195075][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.195095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.195141][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.195177][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.195227][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.195273][ T32] r4:84819500 [ 1331.195324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.195390][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.195417][ T32] r4:00000001 [ 1331.195445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.195485][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.195511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.195539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.195565][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.195616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.195843][ T32] r4:8444f300 [ 1331.195869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.195895][ T32] INFO: task kworker/1:392:4286 blocked for more than 457 seconds. [ 1331.195923][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.195948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.195968][ T32] task:kworker/1:392 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.196124][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.196193][ T32] Call trace: [ 1331.196241][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.196299][ T32] r10:8291a684 r9:eaca1d84 r8:00000002 r7:60000013 r6:eaca1d8c r5:84925400 [ 1331.196323][ T32] r4:84925400 [ 1331.196345][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.196387][ T32] r5:84925400 r4:8291a680 [ 1331.196407][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.196445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.196486][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1331.196533][ T32] r4:00000000 [ 1331.196556][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.196593][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.196698][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.196771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7ac0 [ 1331.196875][ T32] r4:00000000 [ 1331.196900][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.196946][ T32] r9:83018205 r8:84925400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.196971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.197036][ T32] r5:00001000 r4:eaa31000 [ 1331.197062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.197118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.197171][ T32] r5:8518ab8c r4:8518a800 [ 1331.197192][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.197315][ T32] r7:ddde2d80 r6:83018200 r5:8518ab8c r4:851d4b80 [ 1331.197366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.197416][ T32] r10:61c88647 r9:84925400 r8:851d4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.197439][ T32] r4:851d4b80 [ 1331.197483][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.197531][ T32] r10:00000000 r9:851d4b80 r8:80287e08 r7:eac99e60 r6:84a77800 r5:84925400 [ 1331.197555][ T32] r4:00000001 [ 1331.197600][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.197645][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1331.197675][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.197704][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.197730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.197774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.197829][ T32] r4:851d78c0 [ 1331.198168][ T32] INFO: task kworker/1:392:4286 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.198207][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.219919][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.219992][ T32] Call trace: [ 1331.220050][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.220111][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.220209][ T32] r4:00000000 [ 1331.220235][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.220278][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.220308][ T32] 1d20: e4760000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.220337][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.220362][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.220444][ T32] r5:800b0113 r4:80239bb0 [ 1331.220518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.220589][ T32] r4:82ac21e4 [ 1331.220640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.220759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.220793][ T32] r4:e0531dc0 [ 1331.220815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.220857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.220892][ T32] r4:00000000 [ 1331.220952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.221039][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.221066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.221136][ T32] r5:00001000 r4:edb79000 [ 1331.221215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.221260][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.221303][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.221324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.221370][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.221421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.221472][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1331.221636][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 3 printk messages dropped ** [ 1331.221909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.221964][ T32] r4:8444f300 [ 1331.221990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.222025][ T32] INFO: task kworker/1:393:4287 blocked for more than 457 seconds. [ 1331.222067][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.222117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.222144][ T32] task:kworker/1:393 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.222233][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.222275][ T32] Call trace: [ 1331.222325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.222375][ T32] r10:8291a684 r9:eac59d84 r8:00000002 r7:60000113 r6:eac59d8c r5:85161800 [ 1331.222399][ T32] r4:85161800 [ 1331.222444][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.222541][ T32] r5:85161800 r4:8291a680 [ 1331.222588][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.222696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.222743][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac59e08 [ 1331.222805][ T32] r4:00000000 [ 1331.222873][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.222943][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.223045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.223094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d7c40 [ 1331.223120][ T32] r4:00000000 [ 1331.223140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.223185][ T32] r9:83018205 r8:85161800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1331.223219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.223300][ T32] r5:00001000 r4:eaa53000 [ 1331.223323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.223365][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.223407][ T32] r5:8518af8c r4:8518ac00 [ 1331.223428][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.223472][ T32] r7:ddde2d80 r6:83018200 r5:8518af8c r4:851d4d80 [ 1331.223493][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.223538][ T32] r10:61c88647 r9:85161800 r8:851d4dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.223573][ T32] r4:851d4d80 [ 1331.223596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.223646][ T32] r10:00000000 r9:851d4d80 r8:80287e08 r7:eac99e60 r6:851d4e00 r5:85161800 [ 1331.223670][ T32] r4:00000001 [ 1331.223693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.223735][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1331.223848][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.223883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.223910][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.223938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.223959][ T32] r4:851d7a00 [ 1331.224371][ T32] INFO: task kworker/1:393:4287 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.224408][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.224486][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.224531][ T32] Call trace: [ 1331.224576][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.224627][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.224650][ T32] r4:00000000 [ 1331.224669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.224708][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.224738][ T32] 1d20: e4760000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.224767][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.224799][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.224837][ T32] r5:800b0113 r4:80239bb0 [ 1331.224877][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.224922][ T32] r4:82ac21e4 [ 1331.224954][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.225001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.225030][ T32] r4:e0531dc0 [ 1331.225052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.225093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.225115][ T32] r4:00000000 [ 1331.225176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.225227][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.225274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.225346][ T32] r5:00001000 r4:edb79000 ** 2 printk messages dropped ** [ 1331.225484][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1331.225780][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1331.226050][ T32] r4:8444f300 ** 4 printk messages dropped ** [ 1331.226178][ T32] task:kworker/1:394 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.226682][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.227041][ T32] r5:00001000 r4:eaa5d000 [ 1331.227065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.227107][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.227150][ T32] r5:8518b38c r4:8518b000 [ 1331.227171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.227215][ T32] r7:ddde2d80 r6:83018200 r5:8518b38c r4:851d4d00 [ 1331.227236][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.227283][ T32] r10:61c88647 r9:85162400 r8:851d4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.227306][ T32] r4:851d4d00 [ 1331.227325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.227369][ T32] r10:00000000 r9:851d4d00 r8:80287e08 r7:eac99e60 r6:851d4f00 r5:85162400 [ 1331.227391][ T32] r4:00000001 [ 1331.227411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.227471][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1331.227548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.227581][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.227608][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.227637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.227660][ T32] r4:851d7c00 [ 1331.227908][ T32] INFO: task kworker/1:394:4290 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.227996][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.228080][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.228126][ T32] Call trace: [ 1331.228203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.251098][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 2 printk messages dropped ** [ 1331.251269][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1331.251506][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.251653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1331.252293][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.252624][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.253273][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1331.253672][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.253935][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.254164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.254302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.254619][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) ** 6 printk messages dropped ** [ 1331.255369][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.256314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.256491][ T32] r4:e0531dc0 [ 1331.256514][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.256556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.256641][ T32] r4:00000000 [ 1331.256668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.256716][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.256738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.256780][ T32] r5:00001000 r4:edb79000 [ 1331.256836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.256881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.256923][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.256945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.257063][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.257088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.257137][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.257160][ T32] r4:84819500 [ 1331.257179][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.257242][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.257294][ T32] r4:00000001 [ 1331.257332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.257398][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.257429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.257632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.257669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.257737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.257805][ T32] r4:8444f300 [ 1331.257832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.257859][ T32] INFO: task kworker/1:396:4294 blocked for more than 457 seconds. [ 1331.257891][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.257937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.257961][ T32] task:kworker/1:396 state:D stack:0 pid:4294 tgid:4294 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.258009][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.258051][ T32] Call trace: [ 1331.258080][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.258126][ T32] r10:8291a684 r9:eac4dd84 r8:00000002 r7:60000013 r6:eac4dd8c r5:85163c00 [ 1331.258162][ T32] r4:85163c00 [ 1331.258187][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.258231][ T32] r5:85163c00 r4:8291a680 [ 1331.258299][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.276641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.276735][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac4de08 [ 1331.276761][ T32] r4:00000000 [ 1331.276783][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.276827][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.276867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.276942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443c040 [ 1331.276971][ T32] r4:00000000 [ 1331.276996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.277050][ T32] r9:83018205 r8:85163c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1331.277098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.277174][ T32] r5:00001000 r4:eaaa5000 [ 1331.277198][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.277240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.277283][ T32] r5:8519038c r4:85190000 [ 1331.277310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.277359][ T32] r7:ddde2d80 r6:83018200 r5:8519038c r4:851d4f80 [ 1331.277407][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.277460][ T32] r10:61c88647 r9:85163c00 r8:851d4fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.277534][ T32] r4:851d4f80 [ 1331.277582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.277655][ T32] r10:00000000 r9:851d4f80 r8:80287e08 r7:eaca9e60 r6:851b6e00 r5:85163c00 ** 5 printk messages dropped ** [ 1331.277887][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.283748][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.283966][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 4 printk messages dropped ** [ 1331.284157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1331.284519][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1331.284839][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.285048][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.285515][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.285938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1331.286163][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.286369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.286495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.286890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.287618][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1331.288021][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.288246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 12 printk messages dropped ** [ 1331.306355][ T32] r4:84819500 ** 3 printk messages dropped ** [ 1331.306466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.306504][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.306534][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.306580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.306612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.306641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.306664][ T32] r4:8444f300 [ 1331.306688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.306736][ T32] INFO: task kworker/1:398:4297 blocked for more than 457 seconds. [ 1331.306771][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.306853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.306905][ T32] task:kworker/1:398 state:D stack:0 pid:4297 tgid:4297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.306968][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.307014][ T32] Call trace: [ 1331.307070][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.307128][ T32] r10:8291a684 r9:eacb1d84 r8:00000002 r7:60000113 r6:eacb1d8c r5:85166000 [ 1331.307152][ T32] r4:85166000 [ 1331.307173][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.307241][ T32] r5:85166000 r4:8291a680 [ 1331.307289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.307333][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.307376][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 1331.307398][ T32] r4:00000000 [ 1331.307417][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.307450][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.307486][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.307526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443c540 [ 1331.307548][ T32] r4:00000000 [ 1331.307603][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.307651][ T32] r9:83018205 r8:85166000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1331.307698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.307744][ T32] r5:00001000 r4:eaacd000 [ 1331.307764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.307835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.307882][ T32] r5:85190b8c r4:85190800 [ 1331.307961][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.308011][ T32] r7:ddde2d80 r6:83018200 r5:85190b8c r4:8443e000 [ 1331.308032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.308078][ T32] r10:61c88647 r9:85166000 r8:8443e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.308102][ T32] r4:8443e000 [ 1331.308147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.308196][ T32] r10:00000000 r9:8443e000 r8:80287e08 r7:eac4de60 r6:8443e100 r5:85166000 [ 1331.308324][ T32] r4:00000001 [ 1331.313348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.313423][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1331.313506][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.313542][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.313602][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.313637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.313680][ T32] r4:8443c180 [ 1331.314116][ T32] INFO: task kworker/1:398:4297 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.314155][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.314398][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.314603][ T32] Call trace: [ 1331.314656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.314711][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.314734][ T32] r4:00000000 [ 1331.314753][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.314803][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.314860][ T32] 1d20: e52d1000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.314891][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.314917][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.314952][ T32] r5:800b0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.315113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1331.315425][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1331.315860][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.316222][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1331.316624][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.317078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.317587][ T32] r5:00001000 r4:eaab5000 ** 1 printk messages dropped ** [ 1331.317646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.317852][ T32] r10:61c88647 r9:84923000 r8:8443e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.317901][ T32] r4:8443e200 [ 1331.317923][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.317968][ T32] r10:00000000 r9:8443e200 r8:80287e08 r7:eacb1e60 r6:84a77880 r5:84923000 [ 1331.318016][ T32] r4:00000001 [ 1331.318139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.318178][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) [ 1331.318238][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.336248][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.336299][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.336333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.336406][ T32] r4:8443c280 [ 1331.336873][ T32] INFO: task kworker/1:399:4300 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.336916][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.337032][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.337104][ T32] Call trace: [ 1331.337166][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.337229][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.337280][ T32] r4:00000000 [ 1331.337353][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.337402][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.337457][ T32] 1d20: e5781000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.337551][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.337599][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.337628][ T32] r5:800b0113 r4:80239bb0 [ 1331.337674][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.337723][ T32] r4:82ac21e4 [ 1331.337743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.337845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.337873][ T32] r4:e0531dc0 [ 1331.337895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.337938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.337961][ T32] r4:00000000 [ 1331.338005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.338081][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.338114][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.338182][ T32] r5:00001000 r4:edb79000 [ 1331.338207][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.345097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.345233][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.345285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.345340][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.345362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.345437][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.345474][ T32] r4:84819500 [ 1331.345497][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.345556][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.345583][ T32] r4:00000001 [ 1331.345642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.345684][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.345714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.345744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.345770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.345810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.345835][ T32] r4:8444f300 [ 1331.345884][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 6 printk messages dropped ** [ 1331.346329][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1331.346933][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.347331][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.347410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.347685][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.347884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.361799][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.361889][ T32] Call trace: [ 1331.361952][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.362016][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.362041][ T32] r4:00000000 [ 1331.362086][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.362183][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.362217][ T32] 1d20: e59cc000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.362272][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.362326][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.362353][ T32] r5:800b0113 r4:80239bb0 [ 1331.362400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.362444][ T32] r4:82ac21e4 [ 1331.362467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.362535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.362754][ T32] r4:e0531dc0 [ 1331.362875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.362927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.362951][ T32] r4:00000000 [ 1331.362972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.363018][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.363066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.363232][ T32] r5:00001000 r4:edb79000 [ 1331.363257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.363324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.363447][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.363520][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.363590][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.363616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.363749][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.363776][ T32] r4:84819500 [ 1331.363827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.363878][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 5 printk messages dropped ** [ 1331.364164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.364602][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.365135][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.365269][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.365304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.365346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443c680 [ 1331.365370][ T32] r4:00000000 [ 1331.365414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.365491][ T32] r9:83018205 r8:84926c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1331.365518][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.365561][ T32] r5:00001000 r4:eaad9000 [ 1331.365581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.365644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.365690][ T32] r5:85190f8c r4:85190c00 [ 1331.365710][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.365755][ T32] r7:ddde2d80 r6:83018200 r5:85190f8c r4:8443e380 [ 1331.365792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.365845][ T32] r10:61c88647 r9:84926c00 r8:8443e3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.365868][ T32] r4:8443e380 [ 1331.365905][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.366004][ T32] r10:00000000 r9:8443e380 r8:80287e08 r7:eacb1e60 r6:84a77980 r5:84926c00 [ 1331.366060][ T32] r4:00000001 [ 1331.366132][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.366171][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) [ 1331.366248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.366281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.366308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.366336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.366359][ T32] r4:8443c500 [ 1331.366738][ T32] INFO: task kworker/1:400:4304 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.366774][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.366898][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.366948][ T32] Call trace: [ 1331.367008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.367075][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.367102][ T32] r4:00000000 [ 1331.367146][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.367189][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.367222][ T32] 1d20: e59cc000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.367254][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.367280][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.367305][ T32] r5:800b0113 r4:80239bb0 [ 1331.367327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.367367][ T32] r4:82ac21e4 [ 1331.367387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.367433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.367482][ T32] r4:e0531dc0 [ 1331.367599][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.367694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 4 printk messages dropped ** [ 1331.367965][ T32] r5:00001000 r4:edb79000 ** 2 printk messages dropped ** [ 1331.368127][ T32] r5:85f5fb8c r4:85f5f800 ** 5 printk messages dropped ** [ 1331.379128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.379204][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.379232][ T32] r4:00000001 [ 1331.379253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.379312][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.379373][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.379405][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.379433][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.379462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.379485][ T32] r4:8444f300 [ 1331.379508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.379538][ T32] INFO: task kworker/1:401:4306 blocked for more than 457 seconds. [ 1331.379571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.379620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.379646][ T32] task:kworker/1:401 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.379800][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.379901][ T32] Call trace: [ 1331.379962][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.380019][ T32] r10:8291a684 r9:eacc5d84 r8:00000002 r7:60000113 r6:eacc5d8c r5:84924800 [ 1331.380043][ T32] r4:84924800 [ 1331.380088][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.380135][ T32] r5:84924800 r4:8291a680 [ 1331.380157][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.380212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.380456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2140 ** 6 printk messages dropped ** [ 1331.380897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1331.381124][ T32] r7:ddde2d80 r6:83018200 r5:85191b8c r4:8443e400 ** 5 printk messages dropped ** [ 1331.381505][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.381755][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.382540][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1331.382882][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1331.382968][ T32] r4:e0531dc0 ** 6 printk messages dropped ** [ 1331.383355][ T32] r5:00001000 r4:edb79000 ** 4 printk messages dropped ** [ 1331.383568][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 5 printk messages dropped ** [ 1331.383841][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.383932][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.384291][ T32] task:kworker/1:402 state:D stack:0 pid:4307 tgid:4307 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.384854][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.385000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8443cbc0 ** 6 printk messages dropped ** [ 1331.385298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1331.385548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1331.385986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1331.386662][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.386919][ T32] r5:800b0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.387237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 11 printk messages dropped ** [ 1331.387745][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1331.387937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.387977][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.388003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.388032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.388058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.388110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.388136][ T32] r4:8444f300 [ 1331.388157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.388205][ T32] INFO: task kworker/0:192:4311 blocked for more than 457 seconds. [ 1331.419087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.419217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.419273][ T32] task:kworker/0:192 state:D stack:0 pid:4311 tgid:4311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.419384][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.419496][ T32] Call trace: [ 1331.419624][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.419694][ T32] r10:8291a684 r9:eacbdd84 r8:00000002 r7:60000113 r6:eacbdd8c r5:85146c00 [ 1331.419732][ T32] r4:85146c00 [ 1331.419759][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.419814][ T32] r5:85146c00 r4:8291a680 [ 1331.419864][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.419911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.419959][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1331.419999][ T32] r4:00000000 [ 1331.420023][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.420062][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.420103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.420148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2e80 [ 1331.420177][ T32] r4:00000000 [ 1331.420227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.420284][ T32] r9:83018005 r8:85146c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1331.420333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.420384][ T32] r5:00001000 r4:dfd87000 [ 1331.420419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.420463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.420506][ T32] r5:8507c38c r4:8507c000 [ 1331.420552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.420606][ T32] r7:dddced80 r6:83018000 r5:8507c38c r4:84a77b80 [ 1331.420652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.420705][ T32] r10:61c88647 r9:85146c00 r8:84a77bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.420728][ T32] r4:84a77b80 [ 1331.420747][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.420809][ T32] r10:00000000 r9:84a77b80 r8:80287e08 r7:eac5de60 r6:84a77c00 r5:85146c00 [ 1331.420860][ T32] r4:00000001 [ 1331.420896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.420996][ T32] Exception stack(0xeacbdfb0 to 0xeacbdff8) [ 1331.421028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.421060][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.421088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.421118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.421140][ T32] r4:849e2b80 [ 1331.421589][ T32] INFO: task kworker/0:192:4311 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.421630][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.421687][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.421746][ T32] Call trace: [ 1331.421777][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.421837][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.421861][ T32] r4:00000000 [ 1331.421880][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.421918][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.421999][ T32] 1d20: e601f000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.422155][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.422185][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.422313][ T32] r5:800b0113 r4:80239bb0 [ 1331.422357][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.422406][ T32] r4:82ac21e4 [ 1331.422452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.422513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.422546][ T32] r4:e0531dc0 [ 1331.422594][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.422647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.422703][ T32] r4:00000000 [ 1331.422759][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.422931][ T32] r5:00001000 r4:edb79000 ** 2 printk messages dropped ** [ 1331.423172][ T32] r5:85f5fb8c r4:85f5f800 ** 4 printk messages dropped ** [ 1331.423411][ T32] r4:84819500 ** 2 printk messages dropped ** [ 1331.423538][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.423631][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.423898][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1331.424162][ T32] r10:8291a684 r9:eaaf5d84 r8:00000002 r7:60000113 r6:eaaf5d8c r5:84a20000 ** 6 printk messages dropped ** [ 1331.424475][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.424659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e2fc0 ** 6 printk messages dropped ** [ 1331.424911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.425001][ T32] r5:8507c78c r4:8507c400 ** 2 printk messages dropped ** [ 1331.425096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.425144][ T32] r10:61c88647 r9:84a20000 r8:84a77cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.425167][ T32] r4:84a77c80 [ 1331.425186][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.425230][ T32] r10:00000000 r9:84a77c80 r8:80287e08 r7:eacbde60 r6:84a77d80 r5:84a20000 [ 1331.425253][ T32] r4:00000001 [ 1331.425273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.425308][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 1331.425334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.425363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.425413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.425453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.425477][ T32] r4:849e2dc0 [ 1331.425753][ T32] INFO: task kworker/0:193:4313 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.425836][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.425927][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.426073][ T32] Call trace: [ 1331.426138][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.426199][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.426229][ T32] r4:00000000 [ 1331.426275][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.426318][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.426348][ T32] 1d20: e601f000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.426426][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.426479][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.426507][ T32] r5:800b0113 r4:80239bb0 [ 1331.426530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.426576][ T32] r4:82ac21e4 [ 1331.426624][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.426712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.426807][ T32] r4:e0531dc0 [ 1331.426954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.427026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.427054][ T32] r4:00000000 [ 1331.427076][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.427148][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.427203][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.427275][ T32] r5:00001000 r4:edb79000 [ 1331.427346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.427397][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.427442][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.427462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.427507][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.427528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.427575][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.427597][ T32] r4:84819500 [ 1331.427630][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.427680][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.427704][ T32] r4:00000001 [ 1331.427750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.427792][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.427877][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.427910][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.427961][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.428018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.428045][ T32] r4:8444f300 [ 1331.428067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.428093][ T32] INFO: task kworker/0:194:4315 blocked for more than 457 seconds. [ 1331.428148][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.428175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.428214][ T32] task:kworker/0:194 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.450737][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.450869][ T32] Call trace: [ 1331.450966][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.451034][ T32] r10:8291a684 r9:eaaf9d84 r8:00000002 r7:60000013 r6:eaaf9d8c r5:84a20c00 [ 1331.451065][ T32] r4:84a20c00 [ 1331.451087][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.451131][ T32] r5:84a20c00 r4:8291a680 [ 1331.451152][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.451191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.451233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 [ 1331.451256][ T32] r4:00000000 [ 1331.451275][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.451343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.451390][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.451438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afb680 [ 1331.451487][ T32] r4:00000000 [ 1331.451511][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.451561][ T32] r9:83018005 r8:84a20c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1331.451709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.451777][ T32] r5:8507db8c r4:8507d800 [ 1331.451810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.451872][ T32] r7:dddced80 r6:83018000 r5:8507db8c r4:84a77e00 [ 1331.451920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.451974][ T32] r10:61c88647 r9:84a20c00 r8:84a77e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.451997][ T32] r4:84a77e00 [ 1331.452686][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.452945][ T32] r10:00000000 r9:84a77e00 r8:80287e08 r7:eaaf5e60 r6:84a77f00 r5:84a20c00 [ 1331.453023][ T32] r4:00000001 [ 1331.453072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.453150][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) [ 1331.453210][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.453292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.453378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.453469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.453523][ T32] r4:849e2f00 [ 1331.454419][ T32] INFO: task kworker/0:194:4315 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.454495][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.454612][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.454699][ T32] Call trace: [ 1331.454794][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.454930][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.454982][ T32] r4:00000000 [ 1331.455034][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.455118][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.455177][ T32] 1d20: e62fc000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.455234][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.455289][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.455368][ T32] r5:800b0113 r4:80239bb0 [ 1331.455420][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.455512][ T32] r4:82ac21e4 [ 1331.455570][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.455669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.455716][ T32] r4:e0531dc0 [ 1331.455758][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.456061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 4 printk messages dropped ** [ 1331.456454][ T32] r5:00001000 r4:edb79000 ** 2 printk messages dropped ** [ 1331.456686][ T32] r5:85f5fb8c r4:85f5f800 ** 3 printk messages dropped ** [ 1331.456974][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1331.457229][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1331.457470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.457532][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.457604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.457674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.457736][ T32] r4:8444f300 [ 1331.457812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.457879][ T32] INFO: task kworker/0:195:4316 blocked for more than 457 seconds. [ 1331.457948][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.458004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.458064][ T32] task:kworker/0:195 state:D stack:0 pid:4316 tgid:4316 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.458197][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.481503][ T32] Call trace: [ 1331.481601][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.481763][ T32] r10:8291a684 r9:eaad5d84 r8:00000002 r7:60000013 r6:eaad5d8c r5:84a21800 [ 1331.481826][ T32] r4:84a21800 [ 1331.481871][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.481954][ T32] r5:84a21800 r4:8291a680 [ 1331.482015][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.482314][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.482426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1331.482483][ T32] r4:00000000 [ 1331.482527][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.482618][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.482706][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.482831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84743e40 [ 1331.482899][ T32] r4:00000000 [ 1331.482970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.483086][ T32] r9:83018005 r8:84a21800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1331.483152][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.483296][ T32] r5:00001000 r4:e0001000 [ 1331.483349][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.483431][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.483529][ T32] r5:8507cb8c r4:8507c800 [ 1331.483574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.483693][ T32] r7:dddced80 r6:83018000 r5:8507cb8c r4:84a77d00 [ 1331.483746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.483866][ T32] r10:61c88647 r9:84a21800 r8:84a77d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.483917][ T32] r4:84a77d00 [ 1331.483959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.484107][ T32] r10:00000000 r9:84a77d00 r8:80287e08 r7:eaaf9e60 r6:84a77e80 r5:84a21800 [ 1331.484184][ T32] r4:00000001 [ 1331.484231][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.484307][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1331.484367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.484439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.484496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.484553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.484616][ T32] r4:849e2f00 [ 1331.485368][ T32] INFO: task kworker/0:195:4316 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.485469][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.486148][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1331.486642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1331.487449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1331.506980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.507808][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1331.513797][ T32] r5:84a23c00 r4:8291a680 ** 6 printk messages dropped ** [ 1331.514312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1331.514898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.515362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.516108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1331.517437][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.518048][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 9 printk messages dropped ** [ 1331.533020][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.533455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.533537][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.533598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.533699][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.533745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.533842][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.533902][ T32] r4:84819500 [ 1331.533952][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.534052][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.534099][ T32] r4:00000001 [ 1331.534140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.534216][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.534273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.534330][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.534383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.534456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.534524][ T32] r4:8444f300 [ 1331.534586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.534736][ T32] INFO: task kworker/0:197:4320 blocked for more than 458 seconds. [ 1331.534841][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.534895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.534952][ T32] task:kworker/0:197 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.535080][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.535169][ T32] Call trace: [ 1331.535233][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.535335][ T32] r10:8291a684 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:84a22400 [ 1331.535383][ T32] r4:84a22400 [ 1331.535426][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.535559][ T32] r5:84a22400 r4:8291a680 [ 1331.535682][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.535774][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.535892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1331.535950][ T32] r4:00000000 [ 1331.536018][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.536135][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.536215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.536296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afb500 [ 1331.536343][ T32] r4:00000000 [ 1331.536381][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.536482][ T32] r9:83018005 r8:84a22400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.536538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.536674][ T32] r5:00001000 r4:e0669000 [ 1331.536840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.536938][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.537027][ T32] r5:8507d38c r4:8507d000 [ 1331.537070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.537163][ T32] r7:dddced80 r6:83018000 r5:8507d38c r4:847cf080 [ 1331.537205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.537294][ T32] r10:61c88647 r9:84a22400 r8:847cf0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.537339][ T32] r4:847cf080 [ 1331.537376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.537464][ T32] r10:00000000 r9:847cf080 r8:80287e08 r7:eaaf9e60 r6:847cf180 r5:84a22400 [ 1331.537509][ T32] r4:00000001 [ 1331.537596][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.537682][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1331.537736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.537812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.537877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.537997][ T32] r4:84afb0c0 ** 3 printk messages dropped ** [ 1331.559889][ T32] Call trace: ** 6 printk messages dropped ** [ 1331.560470][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 13 printk messages dropped ** [ 1331.561341][ T32] r5:00001000 r4:edb79000 ** 9 printk messages dropped ** [ 1331.562097][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 16 printk messages dropped ** [ 1331.563475][ T32] r10:8291a684 r9:eabedd84 r8:00000002 r7:60000013 r6:eabedd8c r5:84a23000 ** 11 printk messages dropped ** [ 1331.564335][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.564779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.564913][ T32] r5:8507d78c r4:8507d400 ** 2 printk messages dropped ** [ 1331.565121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.565216][ T32] r10:61c88647 r9:84a23000 r8:847cf22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.565260][ T32] r4:847cf200 [ 1331.565298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.565386][ T32] r10:00000000 r9:847cf200 r8:80287e08 r7:eaaf9e60 r6:847cf280 r5:84a23000 [ 1331.565430][ T32] r4:00000001 [ 1331.565476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.565547][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1331.565598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.565682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.565752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.565813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.565858][ T32] r4:84afb5c0 [ 1331.566402][ T32] INFO: task kworker/0:198:4324 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.566504][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.566613][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.566721][ T32] Call trace: [ 1331.566785][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.566915][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.566979][ T32] r4:00000000 [ 1331.567035][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.567114][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.567171][ T32] 1d20: e6e8c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.567243][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.567312][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.567361][ T32] r5:800b0113 r4:80239bb0 [ 1331.567401][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.567490][ T32] r4:82ac21e4 [ 1331.567535][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.567631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.567680][ T32] r4:e0531dc0 [ 1331.567735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.567887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.567979][ T32] r4:00000000 [ 1331.568038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.568131][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.568186][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.595620][ T32] r5:00001000 r4:edb79000 [ 1331.595716][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.595859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.595951][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.596011][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.596121][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.596171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.596298][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.596370][ T32] r4:84819500 [ 1331.596461][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.596576][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.596654][ T32] r4:00000001 [ 1331.596700][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.596787][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.596886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.596975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.597051][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.597117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.597170][ T32] r4:8444f300 [ 1331.597251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.597317][ T32] INFO: task kworker/0:199:4326 blocked for more than 458 seconds. [ 1331.597384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.597434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.597510][ T32] task:kworker/0:199 state:D stack:0 pid:4326 tgid:4326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.597627][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.597715][ T32] Call trace: [ 1331.597814][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.597923][ T32] r10:8291a684 r9:eab81d84 r8:00000002 r7:60000113 r6:eab81d8c r5:84a25400 [ 1331.597987][ T32] r4:84a25400 [ 1331.598051][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.598149][ T32] r5:84a25400 r4:8291a680 [ 1331.598293][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.606346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.606510][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab81e08 [ 1331.606698][ T32] r4:00000000 [ 1331.606811][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.606920][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.607017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.607102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afb900 [ 1331.607175][ T32] r4:00000000 [ 1331.607240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.607338][ T32] r9:83018005 r8:84a25400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.607404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.607515][ T32] r5:00001000 r4:e88d9000 [ 1331.607587][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.607717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.607815][ T32] r5:8507df8c r4:8507dc00 [ 1331.607927][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.608041][ T32] r7:dddced80 r6:83018000 r5:8507df8c r4:847cf300 [ 1331.608089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.608183][ T32] r10:61c88647 r9:84a25400 r8:847cf32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.621712][ T32] r4:847cf300 [ 1331.621844][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.621982][ T32] r10:00000000 r9:847cf300 r8:80287e08 r7:eaaf9e60 r6:847cf380 r5:84a25400 [ 1331.622057][ T32] r4:00000001 [ 1331.622107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1331.622460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1331.624103][ T32] 1d20: e73fb000 edb75000 00000001 80239b98 7f1e5000 00000001 ** 6 printk messages dropped ** [ 1331.624740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1331.625298][ T32] r5:00001000 r4:edb79000 ** 7 printk messages dropped ** [ 1331.625935][ T32] r4:84819500 ** 4 printk messages dropped ** [ 1331.626314][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 4 printk messages dropped ** [ 1331.626593][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1331.627057][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.627719][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.642711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.643258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.643716][ T32] r4:8443e280 ** 6 printk messages dropped ** [ 1331.644137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.645565][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 5 printk messages dropped ** [ 1331.645923][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.645973][ T32] r5:800b0113 r4:80239bb0 [ 1331.646026][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.646115][ T32] r4:82ac21e4 [ 1331.646176][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.646313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.646367][ T32] r4:e0531dc0 [ 1331.646410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.646494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.646539][ T32] r4:00000000 [ 1331.646578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.646668][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.646718][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.646855][ T32] r5:00001000 r4:edb79000 [ 1331.646931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.647021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.647108][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.647156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.647249][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.647307][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.647417][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.647468][ T32] r4:84819500 [ 1331.647509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.647600][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.647645][ T32] r4:00000001 [ 1331.647757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.647857][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.647917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.647975][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.648035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.648114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.648177][ T32] r4:8444f300 [ 1331.648223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.669758][ T32] INFO: task kworker/0:200:4330 blocked for more than 458 seconds. [ 1331.669933][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.670011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.670061][ T32] task:kworker/0:200 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.670196][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.670374][ T32] Call trace: [ 1331.670479][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.670589][ T32] r10:8291a684 r9:eacd1d84 r8:00000002 r7:60000113 r6:eacd1d8c r5:84a26c00 [ 1331.670640][ T32] r4:84a26c00 [ 1331.670707][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.670807][ T32] r5:84a26c00 r4:8291a680 [ 1331.670879][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.670977][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.671078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd1e08 [ 1331.671152][ T32] r4:00000000 [ 1331.671201][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.671273][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.671350][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.671430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afbc00 [ 1331.671495][ T32] r4:00000000 [ 1331.671545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.671655][ T32] r9:83018005 r8:84a26c00 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1331.671707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.671799][ T32] r5:00001000 r4:ea925000 [ 1331.671856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.671959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.672062][ T32] r5:8507e78c r4:8507e400 [ 1331.672129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.672235][ T32] r7:dddced80 r6:83018000 r5:8507e78c r4:847cf580 [ 1331.672278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.672399][ T32] r10:61c88647 r9:84a26c00 r8:847cf5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.672459][ T32] r4:847cf580 ** 1 printk messages dropped ** [ 1331.672602][ T32] r10:00000000 r9:847cf580 r8:80287e08 r7:eab81e60 r6:847cf600 r5:84a26c00 [ 1331.672649][ T32] r4:00000001 [ 1331.672709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.672845][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1331.672919][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.673126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.673251][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.673315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.673364][ T32] r4:84afb8c0 [ 1331.674125][ T32] INFO: task kworker/0:200:4330 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.674209][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.674496][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.674603][ T32] Call trace: [ 1331.674689][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.674834][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.674919][ T32] r4:00000000 [ 1331.674965][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.675056][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.675137][ T32] 1d20: e78db000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.675224][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.675303][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.675360][ T32] r5:800b0113 r4:80239bb0 [ 1331.675404][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.675511][ T32] r4:82ac21e4 [ 1331.675569][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.675669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.675726][ T32] r4:e0531dc0 [ 1331.675772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.675857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.675903][ T32] r4:00000000 [ 1331.675944][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1331.676129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.676738][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.676787][ T32] r4:84819500 [ 1331.676829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.676933][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.676987][ T32] r4:00000001 [ 1331.677037][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.677110][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.677163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.677234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.677299][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.677354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.677398][ T32] r4:8444f300 [ 1331.677596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.677665][ T32] INFO: task kworker/0:201:4331 blocked for more than 458 seconds. [ 1331.677729][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.677783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.677825][ T32] task:kworker/0:201 state:D stack:0 pid:4331 tgid:4331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.677908][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.678012][ T32] Call trace: [ 1331.678105][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.678198][ T32] r10:8291a684 r9:eac21d84 r8:00000002 r7:60000013 r6:eac21d8c r5:84a24800 [ 1331.678295][ T32] r4:84a24800 [ 1331.699834][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.699999][ T32] r5:84a24800 r4:8291a680 [ 1331.700065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.700147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.700251][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 1331.700400][ T32] r4:00000000 [ 1331.700451][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.700524][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.700604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.700685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afba40 [ 1331.700730][ T32] r4:00000000 [ 1331.700788][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.700888][ T32] r9:83018005 r8:84a24800 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1331.700934][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.701028][ T32] r5:00001000 r4:ea911000 [ 1331.701086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.701170][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.701252][ T32] r5:8507e38c r4:8507e000 [ 1331.701296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.701389][ T32] r7:dddced80 r6:83018000 r5:8507e38c r4:847cf480 [ 1331.701433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.701524][ T32] r10:61c88647 r9:84a24800 r8:847cf4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.701568][ T32] r4:847cf480 [ 1331.701608][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.701716][ T32] r10:00000000 r9:847cf480 r8:80287e08 r7:eacd1e60 r6:847cf500 r5:84a24800 [ 1331.701782][ T32] r4:00000001 [ 1331.701839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.701926][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 1331.702010][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.702076][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.702132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.702195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.702240][ T32] r4:84afb980 [ 1331.702987][ T32] INFO: task kworker/0:201:4331 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.703085][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.703273][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.703396][ T32] Call trace: [ 1331.703472][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.703641][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 5 printk messages dropped ** [ 1331.704110][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 5 printk messages dropped ** [ 1331.704567][ T32] r4:e0531dc0 ** 5 printk messages dropped ** [ 1331.704970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.705775][ T32] r4:84819500 [ 1331.705819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.705912][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.705959][ T32] r4:00000001 [ 1331.706025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.706113][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.706240][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.706346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.706413][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.706473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.706518][ T32] r4:8444f300 [ 1331.706561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.706617][ T32] INFO: task kworker/0:202:4334 blocked for more than 458 seconds. [ 1331.706681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.706731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.706782][ T32] task:kworker/0:202 state:D stack:0 pid:4334 tgid:4334 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.706900][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.707042][ T32] Call trace: [ 1331.707144][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.707312][ T32] r10:8291a684 r9:eacd5d84 r8:00000002 r7:60000113 r6:eacd5d8c r5:85208000 [ 1331.707374][ T32] r4:85208000 [ 1331.707434][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.707546][ T32] r5:85208000 r4:8291a680 [ 1331.707599][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.707690][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.707782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd5e08 [ 1331.707834][ T32] r4:00000000 [ 1331.707878][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.707947][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.708023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.708137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84afbd40 [ 1331.708190][ T32] r4:00000000 [ 1331.729048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.729284][ T32] r9:83018005 r8:85208000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1331.729338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.729443][ T32] r5:00001000 r4:ea93b000 [ 1331.729496][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.729613][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.729707][ T32] r5:8507eb8c r4:8507e800 [ 1331.729749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.729843][ T32] r7:dddced80 r6:83018000 r5:8507eb8c r4:847cf680 [ 1331.729889][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.729984][ T32] r10:61c88647 r9:85208000 r8:847cf6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.730055][ T32] r4:847cf680 [ 1331.730101][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.730238][ T32] r10:00000000 r9:847cf680 r8:80287e08 r7:eacd1e60 r6:847cf780 r5:85208000 [ 1331.730293][ T32] r4:00000001 [ 1331.730357][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.730439][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1331.730525][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.730590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.730648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.730708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.730775][ T32] r4:84afbbc0 [ 1331.731541][ T32] INFO: task kworker/0:202:4334 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.731638][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.731789][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.731901][ T32] Call trace: [ 1331.731967][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.732089][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 5 printk messages dropped ** [ 1331.732454][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 4 printk messages dropped ** [ 1331.732813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.732861][ T32] r4:e0531dc0 [ 1331.732905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.732991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.733047][ T32] r4:00000000 [ 1331.733089][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.733183][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.733228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.733311][ T32] r5:00001000 r4:edb79000 [ 1331.733355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.733493][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.733598][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.733670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.733808][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.733862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.733977][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.734034][ T32] r4:84819500 [ 1331.734110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.734209][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.734254][ T32] r4:00000001 [ 1331.734307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.734386][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.734439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.734512][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.734575][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.734635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.734696][ T32] r4:8444f300 [ 1331.734747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.734847][ T32] INFO: task kworker/0:203:4335 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.735234][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.735872][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.736619][ T32] r5:00001000 r4:ea965000 ** 1 printk messages dropped ** [ 1331.736737][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.737223][ T32] r4:847cf800 ** 4 printk messages dropped ** [ 1331.737546][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) ** 4 printk messages dropped ** [ 1331.737819][ T32] r4:84afbf80 ** 3 printk messages dropped ** [ 1331.773861][ T32] Call trace: ** 3 printk messages dropped ** [ 1331.774180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1331.774544][ T32] r5:800b0113 r4:80239bb0 ** 3 printk messages dropped ** [ 1331.774850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 7 printk messages dropped ** [ 1331.775426][ T32] r5:00001000 r4:edb79000 ** 8 printk messages dropped ** [ 1331.776128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1331.776764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1331.777305][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.777643][ T32] r4:85209800 ** 3 printk messages dropped ** [ 1331.777929][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1331.788906][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1331.789744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.790089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.790205][ T32] r10:61c88647 r9:85209800 r8:847cf72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.790257][ T32] r4:847cf700 [ 1331.790299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.790421][ T32] r10:00000000 r9:847cf700 r8:80287e08 r7:eacd9e60 r6:847cf880 r5:85209800 [ 1331.790484][ T32] r4:00000001 [ 1331.790529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.790624][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1331.790707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.790788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.790867][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.790925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.790971][ T32] r4:84afbf80 [ 1331.791704][ T32] INFO: task kworker/0:204:4336 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.791799][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.791927][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.792056][ T32] Call trace: [ 1331.792152][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.792258][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.792322][ T32] r4:00000000 [ 1331.792393][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.792482][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.792545][ T32] 1d20: e8517000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.792608][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.792661][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.792712][ T32] r5:800b0113 r4:80239bb0 [ 1331.792760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.792850][ T32] r4:82ac21e4 [ 1331.792901][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.792988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.793051][ T32] r4:e0531dc0 [ 1331.793099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.793224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.793280][ T32] r4:00000000 [ 1331.793320][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.793407][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.793483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.793574][ T32] r5:00001000 r4:edb79000 [ 1331.793617][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.793701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.793786][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.793856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.793956][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.794006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.794097][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.794140][ T32] r4:84819500 [ 1331.794181][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.794275][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.794322][ T32] r4:00000001 [ 1331.794379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.794457][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.794511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.794569][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.794622][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.794677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.794721][ T32] r4:8444f300 [ 1331.794764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.794845][ T32] INFO: task kworker/0:205:4339 blocked for more than 458 seconds. [ 1331.794910][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.794957][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.794998][ T32] task:kworker/0:205 state:D stack:0 pid:4339 tgid:4339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.795087][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.795162][ T32] Call trace: [ 1331.795307][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.795413][ T32] r10:8291a684 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:8520a400 [ 1331.795464][ T32] r4:8520a400 [ 1331.795518][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.795659][ T32] r5:8520a400 r4:8291a680 [ 1331.795732][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.795831][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.795916][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1331.795963][ T32] r4:00000000 [ 1331.796086][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.796193][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.796267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.796359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5140 [ 1331.796408][ T32] r4:00000000 [ 1331.796452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.796585][ T32] r9:83018005 r8:8520a400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.796689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.796791][ T32] r5:00001000 r4:eab0f000 [ 1331.796836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.796915][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.796997][ T32] r5:8507f78c r4:8507f400 [ 1331.797142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.797271][ T32] r7:dddced80 r6:83018000 r5:8507f78c r4:847cf980 [ 1331.797321][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.797415][ T32] r10:61c88647 r9:8520a400 r8:847cf9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.797475][ T32] r4:847cf980 [ 1331.797534][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.797637][ T32] r10:00000000 r9:847cf980 r8:80287e08 r7:eacdde60 r6:847cfa80 r5:8520a400 [ 1331.797701][ T32] r4:00000001 [ 1331.797785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.797886][ T32] Exception stack(0xeace1fb0 to 0xeace1ff8) [ 1331.797942][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.798018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.798104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.798169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.824687][ T32] r4:851d5240 [ 1331.825535][ T32] INFO: task kworker/0:205:4339 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.825626][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.825797][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.825926][ T32] Call trace: [ 1331.826007][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.826144][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.826209][ T32] r4:00000000 [ 1331.826280][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.826380][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.826442][ T32] 1d20: e884f000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.826500][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.826555][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.826606][ T32] r5:800b0113 r4:80239bb0 [ 1331.826673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.826797][ T32] r4:82ac21e4 [ 1331.826870][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.826980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.827031][ T32] r4:e0531dc0 [ 1331.827073][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.827153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.827196][ T32] r4:00000000 [ 1331.827275][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.827382][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.827433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.827542][ T32] r5:00001000 r4:edb79000 [ 1331.827599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.827689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.827784][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.827843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.827940][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 2 printk messages dropped ** [ 1331.828137][ T32] r4:84819500 ** 4 printk messages dropped ** [ 1331.839214][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 4 printk messages dropped ** [ 1331.839533][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1331.839992][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.840559][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1331.840991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d54c0 ** 4 printk messages dropped ** [ 1331.841360][ T32] r5:00001000 r4:eab5d000 [ 1331.841412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.841501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.841600][ T32] r5:8507ff8c r4:8507fc00 [ 1331.841650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.841737][ T32] r7:dddced80 r6:83018000 r5:8507ff8c r4:847cfb00 [ 1331.841822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.841930][ T32] r10:61c88647 r9:8520b000 r8:847cfb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.841984][ T32] r4:847cfb00 [ 1331.842040][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.842128][ T32] r10:00000000 r9:847cfb00 r8:80287e08 r7:eace1e60 r6:847cfc00 r5:8520b000 [ 1331.842175][ T32] r4:00000001 [ 1331.842217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.842291][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1331.842348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.842435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.842500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.842580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.842631][ T32] r4:851d5400 [ 1331.843387][ T32] INFO: task kworker/0:206:4341 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.843472][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.843613][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.843715][ T32] Call trace: [ 1331.843791][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.843894][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.843960][ T32] r4:00000000 [ 1331.844004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.844091][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.844150][ T32] 1d20: e8aaf000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.844211][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.844264][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.844336][ T32] r5:800b0113 r4:80239bb0 [ 1331.844388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.844474][ T32] r4:82ac21e4 [ 1331.844544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.844638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.844699][ T32] r4:e0531dc0 [ 1331.844742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.844835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.844886][ T32] r4:00000000 [ 1331.844929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.845018][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.845094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.845183][ T32] r5:00001000 r4:edb79000 [ 1331.845224][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.845297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.845695][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1331.846131][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.846915][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1331.847291][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1331.847592][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.848039][ T32] r5:00001000 r4:eab1d000 ** 1 printk messages dropped ** [ 1331.848166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.882995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.883802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.885488][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1331.885853][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1331.886202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 8 printk messages dropped ** [ 1331.887019][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.887741][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.888048][ T32] r4:8444f300 [ 1331.888161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.898963][ T32] INFO: task kworker/0:208:4346 blocked for more than 458 seconds. [ 1331.899099][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.899165][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.899215][ T32] task:kworker/0:208 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.899341][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.899609][ T32] Call trace: [ 1331.899683][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.899804][ T32] r10:8291a684 r9:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:8520c800 [ 1331.899856][ T32] r4:8520c800 [ 1331.899896][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.899979][ T32] r5:8520c800 r4:8291a680 [ 1331.900021][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.900096][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.900181][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1331.900225][ T32] r4:00000000 [ 1331.900301][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.900387][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.900475][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.900585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5600 [ 1331.900642][ T32] r4:00000000 [ 1331.900692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.900792][ T32] r9:83018005 r8:8520c800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1331.900850][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.900959][ T32] r5:00001000 r4:eab79000 [ 1331.901014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.901131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.901232][ T32] r5:8508c38c r4:8508c000 [ 1331.901279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.901373][ T32] r7:dddced80 r6:83018000 r5:8508c38c r4:847cfc80 [ 1331.901417][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.901509][ T32] r10:61c88647 r9:8520c800 r8:847cfcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.901560][ T32] r4:847cfc80 [ 1331.901602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.901693][ T32] r10:00000000 r9:847cfc80 r8:80287e08 r7:eacede60 r6:847cfd80 r5:8520c800 [ 1331.901737][ T32] r4:00000001 [ 1331.901784][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.901861][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.901917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.901976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.902030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.902089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.902136][ T32] r4:851d5480 [ 1331.902860][ T32] INFO: task kworker/0:208:4346 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.902942][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.903060][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.903152][ T32] Call trace: [ 1331.903227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.903331][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.903380][ T32] r4:00000000 [ 1331.903420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.903498][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.903558][ T32] 1d20: e9113000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.903620][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.903671][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.903718][ T32] r5:800b0113 r4:80239bb0 [ 1331.903791][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.903881][ T32] r4:82ac21e4 [ 1331.903946][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1331.904599][ T32] r5:00001000 r4:edb79000 ** 6 printk messages dropped ** [ 1331.905153][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1331.905333][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.905402][ T32] r4:00000001 [ 1331.905458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.905542][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.905599][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.905658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.905728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.905803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.905872][ T32] r4:8444f300 [ 1331.905923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.905975][ T32] INFO: task kworker/0:209:4347 blocked for more than 458 seconds. [ 1331.906032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.906142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.906195][ T32] task:kworker/0:209 state:D stack:0 pid:4347 tgid:4347 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.906311][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.906450][ T32] Call trace: [ 1331.906674][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1331.906803][ T32] r10:8291a684 r9:eacfdd84 r8:00000002 r7:60000013 r6:eacfdd8c r5:8520d400 [ 1331.906927][ T32] r4:8520d400 [ 1331.906982][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1331.907068][ T32] r5:8520d400 r4:8291a680 [ 1331.907111][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.907184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.907292][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacfde08 [ 1331.907354][ T32] r4:00000000 [ 1331.907407][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.907481][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.907567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.907702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5780 [ 1331.907769][ T32] r4:00000000 [ 1331.907840][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.907937][ T32] r9:83018005 r8:8520d400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1331.907984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.908224][ T32] r5:00001000 r4:eab85000 [ 1331.929509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.929691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.929789][ T32] r5:8508c78c r4:8508c400 [ 1331.929839][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.929932][ T32] r7:dddced80 r6:83018000 r5:8508c78c r4:847cfe00 [ 1331.929976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.930090][ T32] r10:61c88647 r9:8520d400 r8:847cfe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.930143][ T32] r4:847cfe00 [ 1331.930187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.930283][ T32] r10:00000000 r9:847cfe00 r8:80287e08 r7:eacf5e60 r6:847cff00 r5:8520d400 [ 1331.930353][ T32] r4:00000001 [ 1331.930403][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1331.930676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1331.932164][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.932661][ T32] r5:800b0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1331.933141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 8 printk messages dropped ** [ 1331.933850][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.934349][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 3 printk messages dropped ** [ 1331.934622][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.935292][ T32] task:kworker/0:210 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.936164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.936265][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1331.936327][ T32] r4:00000000 [ 1331.936374][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1331.936444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1331.936511][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.936592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5900 [ 1331.936680][ T32] r4:00000000 [ 1331.936728][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.936817][ T32] r9:83018005 r8:8520ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1331.936864][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.936946][ T32] r5:00001000 r4:eab97000 [ 1331.937010][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.937096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.937193][ T32] r5:8508cb8c r4:8508c800 [ 1331.937251][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.937344][ T32] r7:dddced80 r6:83018000 r5:8508cb8c r4:84a77f80 [ 1331.937402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.937516][ T32] r10:61c88647 r9:8520ec00 r8:84a77fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.937568][ T32] r4:84a77f80 [ 1331.937617][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.937705][ T32] r10:00000000 r9:84a77f80 r8:80287e08 r7:eacfde60 r6:847cfd00 r5:8520ec00 [ 1331.937780][ T32] r4:00000001 [ 1331.937827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.937900][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1331.937982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.938070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.938211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.963767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.963830][ T32] r4:851d5740 [ 1331.964273][ T32] INFO: task kworker/0:210:4350 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1331.964314][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.964412][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.964482][ T32] Call trace: [ 1331.964533][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.964595][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.964657][ T32] r4:00000000 [ 1331.964682][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.964737][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.964772][ T32] 1d20: e9777000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.964808][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.964845][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.964872][ T32] r5:800b0113 r4:80239bb0 [ 1331.964944][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.965014][ T32] r4:82ac21e4 [ 1331.965045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.965091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 6 printk messages dropped ** [ 1331.965378][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1331.965755][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 4 printk messages dropped ** [ 1331.965955][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 2 printk messages dropped ** [ 1331.966093][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 3 printk messages dropped ** [ 1331.966207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1331.966391][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1331.966490][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.966698][ T32] r4:84ac8000 ** 1 printk messages dropped ** [ 1331.966877][ T32] r5:84ac8000 r4:8291a680 ** 2 printk messages dropped ** [ 1331.967015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 ** 4 printk messages dropped ** [ 1331.967205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d5bc0 ** 7 printk messages dropped ** [ 1331.967487][ T32] r5:8508cf8c r4:8508cc00 ** 1 printk messages dropped ** [ 1331.967556][ T32] r7:dddced80 r6:83018000 r5:8508cf8c r4:847cfe80 ** 5 printk messages dropped ** [ 1331.967794][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.967969][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.985908][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.985976][ T32] Call trace: [ 1331.986033][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1331.986130][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1331.986160][ T32] r4:00000000 [ 1331.986189][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.986234][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1331.986266][ T32] 1d20: e9a6b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1331.986298][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1331.986326][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1331.986425][ T32] r5:800b0113 r4:80239bb0 [ 1331.986451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.986509][ T32] r4:82ac21e4 [ 1331.986538][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.986608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1331.986637][ T32] r4:e0531dc0 [ 1331.986683][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1331.986734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1331.986780][ T32] r4:00000000 [ 1331.986841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1331.986913][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1331.986938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1331.986983][ T32] r5:00001000 r4:edb79000 [ 1331.987004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1331.987062][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.987111][ T32] r5:85f5fb8c r4:85f5f800 [ 1331.987133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1331.987194][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1331.987245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1331.987298][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.987346][ T32] r4:84819500 [ 1331.987371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1331.987446][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1331.987474][ T32] r4:00000001 [ 1331.987519][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.987560][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1331.987613][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.987651][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.987704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.987739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1331.987763][ T32] r4:8444f300 [ 1331.987787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.987816][ T32] INFO: task kworker/0:212:4352 blocked for more than 458 seconds. [ 1331.987851][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1331.987877][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.987899][ T32] task:kworker/0:212 state:D stack:0 pid:4352 tgid:4352 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.988013][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.988087][ T32] Call trace: [ 1331.988176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1332.001944][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1332.002506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.002554][ T32] r5:8508d38c r4:8508d000 [ 1332.002609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.002689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.002913][ T32] r10:00000000 r9:851bd000 r8:80287e08 r7:ead05e60 r6:851bd180 r5:84ac8c00 ** 8 printk messages dropped ** [ 1332.003804][ T32] INFO: task kworker/0:212:4352 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 10 printk messages dropped ** [ 1332.004352][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 5 printk messages dropped ** [ 1332.004685][ T32] r4:e0531dc0 ** 5 printk messages dropped ** [ 1332.004904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.005486][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 6 printk messages dropped ** [ 1332.005682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1332.006186][ T32] r10:8291a684 r9:ead0dd84 r8:00000002 r7:60000013 r6:ead0dd8c r5:84ac9800 ** 8 printk messages dropped ** [ 1332.006497][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.007006][ T32] r5:8508df8c r4:8508dc00 [ 1332.007028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.007084][ T32] r7:dddced80 r6:83018000 r5:8508df8c r4:851bd080 [ 1332.007108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.007156][ T32] r10:61c88647 r9:84ac9800 r8:851bd0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.007182][ T32] r4:851bd080 [ 1332.007204][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.007483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.008010][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.015615][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 2 printk messages dropped ** [ 1332.015790][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 3 printk messages dropped ** [ 1332.016020][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1332.016378][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 ** 11 printk messages dropped ** [ 1332.017007][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 8 printk messages dropped ** [ 1332.017427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1332.018080][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.028950][ T32] r9:83018205 r8:85160000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1332.029176][ T32] r5:85191f8c r4:85191c00 [ 1332.029196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.029387][ T32] r10:61c88647 r9:85160000 r8:8443e5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.029733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.030940][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.031334][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 7 printk messages dropped ** [ 1332.031636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 12 printk messages dropped ** [ 1332.032221][ T32] r4:84819500 ** 2 printk messages dropped ** [ 1332.032361][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.032570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.033129][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.033605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.033646][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1332.033668][ T32] r4:00000000 [ 1332.033687][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.033722][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.033787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.033859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2080 [ 1332.033886][ T32] r4:00000000 [ 1332.033907][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.033976][ T32] r9:83018005 r8:85165400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1332.034003][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.034095][ T32] r5:00001000 r4:eac1b000 [ 1332.034119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.034159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.034200][ T32] r5:8508d78c r4:8508d400 [ 1332.034221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.034266][ T32] r7:dddced80 r6:83018000 r5:8508d78c r4:851bd100 [ 1332.034286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.034331][ T32] r10:61c88647 r9:85165400 r8:851bd12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.034354][ T32] r4:851bd100 [ 1332.034389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.034490][ T32] r10:00000000 r9:851bd100 r8:80287e08 r7:ead0de60 r6:8443e600 r5:85165400 [ 1332.034518][ T32] r4:00000001 [ 1332.034539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.034600][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1332.034649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.034734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.034796][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.034868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.034898][ T32] r4:8443c980 [ 1332.035212][ T32] INFO: task kworker/0:214:4360 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.035254][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.035320][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.035395][ T32] Call trace: [ 1332.035482][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.035547][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.035573][ T32] r4:00000000 [ 1332.035595][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.035636][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.035665][ T32] 1d20: ea05b000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.035709][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.035740][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.035796][ T32] r5:800b0113 r4:80239bb0 [ 1332.035823][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.035866][ T32] r4:82ac21e4 [ 1332.035888][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.035947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.036016][ T32] r4:e0531dc0 [ 1332.036046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.036108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.036133][ T32] r4:00000000 [ 1332.036199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.036313][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.036343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.036418][ T32] r5:00001000 r4:edb79000 [ 1332.036459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.036506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.036552][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.036632][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.036686][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.036709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.036759][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.036874][ T32] r4:84819500 [ 1332.036967][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.037045][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.037137][ T32] r4:00000001 [ 1332.037187][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.037253][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.037286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.037324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.037377][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.037410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.037437][ T32] r4:8444f300 [ 1332.037459][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.037519][ T32] INFO: task kworker/1:405:4361 blocked for more than 458 seconds. [ 1332.037555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.037581][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.037605][ T32] task:kworker/1:405 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.037661][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.037708][ T32] Call trace: [ 1332.037759][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.037851][ T32] r10:8291a684 r9:ead19d84 r8:00000002 r7:60000113 r6:ead19d8c r5:85166c00 [ 1332.037880][ T32] r4:85166c00 [ 1332.037919][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.037967][ T32] r5:85166c00 r4:8291a680 [ 1332.037988][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.038027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.038071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 [ 1332.038117][ T32] r4:00000000 [ 1332.038168][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.038340][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.060878][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.061021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849bfe00 [ 1332.061127][ T32] r4:00000000 [ 1332.061203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.061308][ T32] r9:83018205 r8:85166c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1332.061361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.061412][ T32] r5:00001000 r4:dfb25000 [ 1332.061434][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.061599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.061648][ T32] r5:8519338c r4:85193000 [ 1332.061719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.061833][ T32] r7:ddde2d80 r6:83018200 r5:8519338c r4:8443e700 [ 1332.061860][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.061958][ T32] r10:61c88647 r9:85166c00 r8:8443e72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.062031][ T32] r4:8443e700 [ 1332.062071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.062223][ T32] r10:00000000 r9:8443e700 r8:80287e08 r7:ead09e60 r6:8443e780 r5:85166c00 [ 1332.062252][ T32] r4:00000001 [ 1332.062274][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.062313][ T32] Exception stack(0xead19fb0 to 0xead19ff8) [ 1332.062374][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.062454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.062517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1332.063125][ T32] INFO: task kworker/1:405:4361 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 7 printk messages dropped ** [ 1332.063615][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 5 printk messages dropped ** [ 1332.063981][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1332.064045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 8 printk messages dropped ** [ 1332.064356][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.064608][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.064745][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.064944][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.065254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1332.065774][ T32] r4:8515d400 ** 5 printk messages dropped ** [ 1332.066283][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.066467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2400 ** 7 printk messages dropped ** [ 1332.067116][ T32] r5:8519238c r4:85192000 [ 1332.067255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.067496][ T32] r4:8443e300 ** 1 printk messages dropped ** [ 1332.067587][ T32] r10:00000000 r9:8443e300 r8:80287e08 r7:ead19e60 r6:8443e680 r5:8515d400 [ 1332.067615][ T32] r4:00000001 [ 1332.067636][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.067757][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1332.067792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.067867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.068136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.068187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.068358][ T32] r4:851c2500 [ 1332.087329][ T32] INFO: task kworker/1:406:4362 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.087391][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.087485][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.087548][ T32] Call trace: [ 1332.087581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.087653][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.087707][ T32] r4:00000000 [ 1332.087734][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.087784][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.087814][ T32] 1d20: ea7aa000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.087843][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.087868][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.087891][ T32] r5:800b0113 r4:80239bb0 [ 1332.087952][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.088000][ T32] r4:82ac21e4 [ 1332.088046][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.088093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.088117][ T32] r4:e0531dc0 [ 1332.088139][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.088181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.088267][ T32] r4:00000000 [ 1332.091658][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.091762][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.091793][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.091841][ T32] r5:00001000 r4:edb79000 [ 1332.091912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.091991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.092074][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.092098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.092204][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.092365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.092451][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.092507][ T32] r4:84819500 [ 1332.092530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.092596][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.092623][ T32] r4:00000001 [ 1332.092642][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.092693][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.092726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.092761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.092801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.092848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.092909][ T32] r4:8444f300 [ 1332.092943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.093002][ T32] INFO: task kworker/1:407:4364 blocked for more than 458 seconds. [ 1332.093042][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.093068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.093090][ T32] task:kworker/1:407 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.093142][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.093189][ T32] Call trace: [ 1332.093250][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.093367][ T32] r10:8291a684 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:85168000 [ 1332.093466][ T32] r4:85168000 [ 1332.093496][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.093542][ T32] r5:85168000 r4:8291a680 [ 1332.093575][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.093620][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.093679][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead21e08 [ 1332.093705][ T32] r4:00000000 [ 1332.093734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.093777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.093813][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.093907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c27c0 [ 1332.093952][ T32] r4:00000000 [ 1332.093974][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.094024][ T32] r9:83018205 r8:85168000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1332.094046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.094089][ T32] r5:00001000 r4:eac2d000 [ 1332.094108][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.094147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.094188][ T32] r5:8519278c r4:85192400 [ 1332.094231][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.094280][ T32] r7:ddde2d80 r6:83018200 r5:8519278c r4:8443e800 [ 1332.094326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.094377][ T32] r10:61c88647 r9:85168000 r8:8443e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.094401][ T32] r4:8443e800 [ 1332.094420][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.094466][ T32] r10:00000000 r9:8443e800 r8:80287e08 r7:ead19e60 r6:8443e880 r5:85168000 [ 1332.094500][ T32] r4:00000001 [ 1332.094523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.094582][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1332.094611][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.094663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.094694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.094722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.094744][ T32] r4:851c2340 [ 1332.095230][ T32] INFO: task kworker/1:407:4364 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.095275][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.095348][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.095451][ T32] Call trace: [ 1332.095484][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.095535][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.095559][ T32] r4:00000000 [ 1332.095579][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.095646][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.095702][ T32] 1d20: ea7aa000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.095774][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.095805][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.095829][ T32] r5:800b0113 r4:80239bb0 [ 1332.095849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.095892][ T32] r4:82ac21e4 [ 1332.095912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.095978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.096008][ T32] r4:e0531dc0 [ 1332.096054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.096209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.096235][ T32] r4:00000000 [ 1332.096257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.096302][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.096323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.096489][ T32] r5:85f5fb8c r4:85f5f800 ** 3 printk messages dropped ** [ 1332.096703][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.096871][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.097151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.097282][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.097538][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.097768][ T32] r4:85168c00 ** 3 printk messages dropped ** [ 1332.097894][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.098058][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.129644][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.129890][ T32] r5:8508db8c r4:8508d800 ** 3 printk messages dropped ** [ 1332.130286][ T32] r10:61c88647 r9:85168c00 r8:851bd22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1332.131036][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.132397][ T32] Call trace: ** 1 printk messages dropped ** [ 1332.132653][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.132711][ T32] r4:00000000 [ 1332.132770][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.132862][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.132933][ T32] 1d20: eab8a000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.133001][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.133098][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.133200][ T32] r5:800b0113 r4:80239bb0 [ 1332.133258][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.133355][ T32] r4:82ac21e4 [ 1332.133447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.133549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.133608][ T32] r4:e0531dc0 [ 1332.133658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.133781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.133907][ T32] r4:00000000 [ 1332.134018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.134131][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.134188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.134283][ T32] r5:00001000 r4:edb79000 [ 1332.134329][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.134423][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.134520][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.134603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.134732][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.134836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.134948][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.135022][ T32] r4:84819500 [ 1332.135079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.135181][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.135265][ T32] r4:00000001 [ 1332.135320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.135411][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.135486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.135555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.135626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.135694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.135792][ T32] r4:8444f300 [ 1332.135852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.135919][ T32] INFO: task kworker/1:408:4369 blocked for more than 458 seconds. [ 1332.136005][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.136075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.136129][ T32] task:kworker/1:408 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.136242][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.136300][ T32] Call trace: [ 1332.136352][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.136424][ T32] r10:8291a684 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:85169800 [ 1332.136496][ T32] r4:85169800 [ 1332.136521][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.136565][ T32] r5:85169800 r4:8291a680 [ 1332.136585][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.136648][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.136690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1332.136713][ T32] r4:00000000 [ 1332.136757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.136797][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.136831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.136873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c2840 [ 1332.136915][ T32] r4:00000000 [ 1332.136961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.137045][ T32] r9:83018205 r8:85169800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1332.137131][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.137178][ T32] r5:00001000 r4:eac39000 [ 1332.137252][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.137297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.137362][ T32] r5:85192b8c r4:85192800 [ 1332.137403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.137472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.137913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.156375][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 6 printk messages dropped ** [ 1332.156904][ T32] r5:800b0113 r4:80239bb0 [ 1332.156957][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.157049][ T32] r4:82ac21e4 [ 1332.157092][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.157183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.157243][ T32] r4:e0531dc0 [ 1332.157312][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.157417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.157475][ T32] r4:00000000 [ 1332.157529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.157637][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.157718][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.157826][ T32] r5:00001000 r4:edb79000 [ 1332.157877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.157960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.158052][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.158107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.158219][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.171086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.171225][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.171271][ T32] r4:84819500 [ 1332.171296][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.171360][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.171407][ T32] r4:00000001 [ 1332.171433][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.171473][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.171524][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.171562][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.171630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.171687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.171719][ T32] r4:8444f300 [ 1332.171742][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.171787][ T32] INFO: task kworker/0:216:4372 blocked for more than 458 seconds. [ 1332.171833][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.171860][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.171884][ T32] task:kworker/0:216 state:D stack:0 pid:4372 tgid:4372 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.172005][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.172295][ T32] Call trace: [ 1332.172386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.172497][ T32] r10:8291a684 r9:ead45d84 r8:00000002 r7:60000113 r6:ead45d8c r5:8516a400 [ 1332.172558][ T32] r4:8516a400 [ 1332.172613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.172720][ T32] r5:8516a400 r4:8291a680 [ 1332.172851][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.172956][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.173051][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead45e08 [ 1332.173106][ T32] r4:00000000 [ 1332.173155][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.173234][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.173322][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.173431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2540 [ 1332.173494][ T32] r4:00000000 [ 1332.173545][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.173647][ T32] r9:83018005 r8:8516a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1332.173727][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.173838][ T32] r5:00001000 r4:ead3b000 [ 1332.173929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.174026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.174122][ T32] r5:8508e38c r4:8508e000 [ 1332.174232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.174355][ T32] r7:dddced80 r6:83018000 r5:8508e38c r4:851bd400 [ 1332.174410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.174525][ T32] r10:61c88647 r9:8516a400 r8:851bd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.174596][ T32] r4:851bd400 [ 1332.174661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.174788][ T32] r10:00000000 r9:851bd400 r8:80287e08 r7:ead0de60 r6:8443eb00 r5:8516a400 [ 1332.174888][ T32] r4:00000001 [ 1332.174940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.175024][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1332.175094][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.175191][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.176195][ T32] INFO: task kworker/0:216:4372 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 4 printk messages dropped ** [ 1332.176818][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 5 printk messages dropped ** [ 1332.177247][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 3 printk messages dropped ** [ 1332.177607][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1332.177972][ T32] r4:00000000 [ 1332.178023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.178126][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.178251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.203975][ T32] r5:00001000 r4:edb79000 [ 1332.204101][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.204242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.204347][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.204402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.204529][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.204609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.204738][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.204800][ T32] r4:84819500 [ 1332.204854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.204962][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.205053][ T32] r4:00000001 [ 1332.205115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.205209][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.205282][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.205352][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.205415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.205480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.205536][ T32] r4:8444f300 [ 1332.205593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.205697][ T32] INFO: task kworker/0:217:4374 blocked for more than 458 seconds. [ 1332.205777][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.205861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.205929][ T32] task:kworker/0:217 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.206063][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.206184][ T32] Call trace: [ 1332.206274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.206418][ T32] r10:8291a684 r9:ead4dd84 r8:00000002 r7:60000113 r6:ead4dd8c r5:8516c800 [ 1332.206504][ T32] r4:8516c800 [ 1332.206566][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.206665][ T32] r5:8516c800 r4:8291a680 [ 1332.206715][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.206806][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.206939][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 [ 1332.207020][ T32] r4:00000000 [ 1332.207111][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.207201][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.207311][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.207428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da980 [ 1332.207490][ T32] r4:00000000 [ 1332.207542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.207672][ T32] r9:83018005 r8:8516c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 ** 3 printk messages dropped ** [ 1332.207977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.208102][ T32] r5:8508ff8c r4:8508fc00 [ 1332.208181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.217501][ T32] r10:61c88647 r9:8516c800 r8:851bd32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1332.217781][ T32] r10:00000000 r9:851bd300 r8:80287e08 r7:ead45e60 r6:8443ea00 r5:8516c800 ** 5 printk messages dropped ** [ 1332.218264][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.230503][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.230932][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.231256][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 ** 3 printk messages dropped ** [ 1332.231528][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1332.231674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 2 printk messages dropped ** [ 1332.231884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 5 printk messages dropped ** [ 1332.232404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.232987][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.233288][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.233409][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 3 printk messages dropped ** [ 1332.233675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1332.234054][ T32] task:kworker/0:218 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.234583][ T32] r4:8516b000 ** 1 printk messages dropped ** [ 1332.234758][ T32] r5:8516b000 r4:8291a680 ** 2 printk messages dropped ** [ 1332.235082][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 ** 2 printk messages dropped ** [ 1332.235313][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.235395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.235496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2780 [ 1332.235550][ T32] r4:00000000 [ 1332.235607][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.235745][ T32] r9:83018005 r8:8516b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1332.235807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.235914][ T32] r5:00001000 r4:ead41000 [ 1332.235968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.236067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.236166][ T32] r5:8508e78c r4:8508e400 [ 1332.236217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.236320][ T32] r7:dddced80 r6:83018000 r5:8508e78c r4:851bd380 [ 1332.236375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.236472][ T32] r10:61c88647 r9:8516b000 r8:851bd3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.236525][ T32] r4:851bd380 [ 1332.236614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.236718][ T32] r10:00000000 r9:851bd380 r8:80287e08 r7:ead4de60 r6:8443eb80 r5:8516b000 [ 1332.236798][ T32] r4:00000001 [ 1332.236879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.236968][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1332.237029][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.237117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.237169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.237217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.237264][ T32] r4:851d2580 [ 1332.237692][ T32] INFO: task kworker/0:218:4375 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.237748][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.237870][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.238003][ T32] Call trace: [ 1332.238090][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.238174][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.238227][ T32] r4:00000000 [ 1332.238315][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.261479][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.261540][ T32] 1d20: eb3fd000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.261583][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.261627][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.261686][ T32] r5:800b0113 r4:80239bb0 [ 1332.261722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.261787][ T32] r4:82ac21e4 [ 1332.261815][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.261860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.261902][ T32] r4:e0531dc0 [ 1332.261927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.261970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.262017][ T32] r4:00000000 [ 1332.262041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.262089][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.262111][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.262180][ T32] r5:00001000 r4:edb79000 [ 1332.262230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.262299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.262384][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.262436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.262489][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.262549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.262601][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.262650][ T32] r4:84819500 [ 1332.262680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.262773][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.262832][ T32] r4:00000001 [ 1332.262858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.262898][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.262928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.262957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.262985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.263064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.263116][ T32] r4:8444f300 [ 1332.263169][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.263203][ T32] INFO: task kworker/0:219:4377 blocked for more than 458 seconds. [ 1332.263238][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.263288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.263415][ T32] task:kworker/0:219 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.263580][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.263630][ T32] Call trace: [ 1332.263696][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.263834][ T32] r10:8291a684 r9:ead5dd84 r8:00000002 r7:60000013 r6:ead5dd8c r5:8516e000 [ 1332.263873][ T32] r4:8516e000 [ 1332.263905][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.263950][ T32] r5:8516e000 r4:8291a680 [ 1332.263970][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.264072][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.264218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d29c0 ** 7 printk messages dropped ** [ 1332.264620][ T32] r5:8508eb8c r4:8508e800 [ 1332.264660][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.264806][ T32] r4:851bd480 ** 6 printk messages dropped ** [ 1332.265020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.265800][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.266071][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.266309][ T32] r5:800b0113 r4:80239bb0 ** 6 printk messages dropped ** [ 1332.266577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 9 printk messages dropped ** [ 1332.267042][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 ** 5 printk messages dropped ** [ 1332.267358][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.267467][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.267692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.267905][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.268199][ T32] r5:84aca400 r4:8291a680 ** 3 printk messages dropped ** [ 1332.286484][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.286645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2940 ** 7 printk messages dropped ** [ 1332.287098][ T32] r5:8508ef8c r4:8508ec00 ** 2 printk messages dropped ** [ 1332.287248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.287354][ T32] r10:61c88647 r9:84aca400 r8:851bd62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.287409][ T32] r4:851bd600 [ 1332.287465][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.287521][ T32] r10:00000000 r9:851bd600 r8:80287e08 r7:ead4de60 r6:851bd580 r5:84aca400 [ 1332.287561][ T32] r4:00000001 [ 1332.287590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.287631][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1332.287672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.287706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.287746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.287778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.287811][ T32] r4:851d2800 [ 1332.288311][ T32] INFO: task kworker/0:220:4379 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.293898][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.294180][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.294240][ T32] Call trace: [ 1332.294273][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.294428][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.294457][ T32] r4:00000000 [ 1332.294527][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.294573][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.294628][ T32] 1d20: eb728000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.294664][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.294690][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.294713][ T32] r5:800b0113 r4:80239bb0 [ 1332.294760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.294858][ T32] r4:82ac21e4 [ 1332.294894][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.295014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.295069][ T32] r4:e0531dc0 [ 1332.295093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.295137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.295159][ T32] r4:00000000 [ 1332.295203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.295253][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.295326][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.295407][ T32] r5:00001000 r4:edb79000 [ 1332.295433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.295478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.295560][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.295659][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.295790][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.295822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.295871][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.295894][ T32] r4:84819500 [ 1332.295919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.295967][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.296040][ T32] r4:00000001 [ 1332.296063][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.296099][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.296125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.296154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.296182][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.296534][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.296960][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.297457][ T32] r9:83018005 r8:84acbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 ** 4 printk messages dropped ** [ 1332.297723][ T32] r5:8508f38c r4:8508f000 [ 1332.297743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1332.297931][ T32] r4:851bd680 ** 2 printk messages dropped ** [ 1332.298040][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.298147][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.311300][ T32] INFO: task kworker/0:221:4382 is blocked on a mutex likely owned by task kworker/0:156:3726. ** 1 printk messages dropped ** [ 1332.311519][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.311590][ T32] Call trace: [ 1332.311652][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.311735][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.311847][ T32] r4:00000000 [ 1332.311873][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.311966][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.312022][ T32] 1d20: eb9dc000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.312057][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.312083][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.312108][ T32] r5:800b0113 r4:80239bb0 [ 1332.312295][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.312389][ T32] r4:82ac21e4 [ 1332.312415][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.312459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.312511][ T32] r4:e0531dc0 [ 1332.312535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.312580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.312607][ T32] r4:00000000 [ 1332.312629][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.312676][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.312700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.312774][ T32] r5:00001000 r4:edb79000 [ 1332.312812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.312857][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.312900][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.312945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.313171][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.313197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.313245][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.313357][ T32] r4:84819500 [ 1332.313458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.313509][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.313533][ T32] r4:00000001 [ 1332.313553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.313592][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.313620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.313650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.313677][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.313717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.313773][ T32] r4:8444f300 [ 1332.313816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.313883][ T32] INFO: task kworker/1:409:4386 blocked for more than 458 seconds. [ 1332.313920][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.313995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.314021][ T32] task:kworker/1:409 state:D stack:0 pid:4386 tgid:4386 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.314119][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.314193][ T32] Call trace: [ 1332.314324][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.314377][ T32] r10:8291a684 r9:eac89d84 r8:00000002 r7:60000113 r6:eac89d8c r5:84acc800 [ 1332.314436][ T32] r4:84acc800 [ 1332.314462][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.314506][ T32] r5:84acc800 r4:8291a680 [ 1332.314526][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.314566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.314634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac89e08 [ 1332.314710][ T32] r4:00000000 [ 1332.314734][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.314811][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.314936][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.314988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb040 [ 1332.315062][ T32] r4:00000000 [ 1332.315086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.315131][ T32] r9:83018205 r8:84acc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1332.315174][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.315221][ T32] r5:00001000 r4:dff1b000 [ 1332.315292][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.315377][ T32] r5:8519378c r4:85193400 [ 1332.315398][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.315495][ T32] r7:ddde2d80 r6:83018200 r5:8519378c r4:8443ec80 [ 1332.315620][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.315684][ T32] r10:61c88647 r9:84acc800 r8:8443ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.315711][ T32] r4:8443ec80 [ 1332.315730][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.315776][ T32] r10:00000000 r9:8443ec80 r8:80287e08 r7:ead19e60 r6:851bd500 r5:84acc800 [ 1332.315812][ T32] r4:00000001 [ 1332.315836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.315872][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) [ 1332.315928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.315962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.316014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.316070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.316095][ T32] r4:851c2dc0 [ 1332.316321][ T32] INFO: task kworker/1:409:4386 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.316463][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.316709][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.316778][ T32] Call trace: [ 1332.316831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.316882][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.316906][ T32] r4:00000000 [ 1332.316962][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.317296][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.317352][ T32] 1d20: eb9dc000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.317386][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.317414][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.317464][ T32] r5:800b0113 r4:80239bb0 [ 1332.317488][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.317529][ T32] r4:82ac21e4 [ 1332.317548][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.317614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.317679][ T32] r4:e0531dc0 [ 1332.317702][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.317747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.317769][ T32] r4:00000000 [ 1332.317788][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.317839][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.317861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.317903][ T32] r5:00001000 r4:edb79000 [ 1332.317922][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.317982][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.318053][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.318081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.318129][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.318175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.318289][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.338931][ T32] r4:84819500 [ 1332.338969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.339034][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.339058][ T32] r4:00000001 [ 1332.339079][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.339135][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.339197][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.339231][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.339271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.339304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.339329][ T32] r4:8444f300 [ 1332.339380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.339935][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.340300][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.340613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.340658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.340700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb140 [ 1332.340742][ T32] r4:00000000 [ 1332.340765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.340816][ T32] r9:83018205 r8:84ace000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1332.340840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.340882][ T32] r5:00001000 r4:e00a9000 [ 1332.340902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.340967][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.341015][ T32] r5:85193b8c r4:85193800 [ 1332.341036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.341083][ T32] r7:ddde2d80 r6:83018200 r5:85193b8c r4:8443ed80 [ 1332.341104][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.341149][ T32] r10:61c88647 r9:84ace000 r8:8443edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.341171][ T32] r4:8443ed80 [ 1332.341191][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.341619][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.342309][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.342573][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1332.342951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 9 printk messages dropped ** [ 1332.343267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.343722][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 6 printk messages dropped ** [ 1332.344047][ T32] INFO: task kworker/1:411:4390 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.344489][ T32] r5:8516bc00 r4:8291a680 ** 6 printk messages dropped ** [ 1332.344790][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1332.345141][ T32] r5:8519c38c r4:8519c000 [ 1332.345162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.345420][ T32] r10:00000000 r9:8443ee00 r8:80287e08 r7:eac91e60 r6:8443ed00 r5:8516bc00 ** 5 printk messages dropped ** [ 1332.345742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.345772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.345797][ T32] r4:851bb340 [ 1332.346023][ T32] INFO: task kworker/1:411:4390 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.346087][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.346186][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.346236][ T32] Call trace: [ 1332.346295][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.346371][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.346399][ T32] r4:00000000 [ 1332.346420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.346459][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.346486][ T32] 1d20: ebc62000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.346515][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.346540][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.346563][ T32] r5:800b0113 r4:80239bb0 [ 1332.346583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.346623][ T32] r4:82ac21e4 [ 1332.346680][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.346727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.346750][ T32] r4:e0531dc0 [ 1332.346770][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.346848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.346897][ T32] r4:00000000 [ 1332.346922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.346972][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.346995][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.347037][ T32] r5:00001000 r4:edb79000 [ 1332.347056][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.347108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.347154][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.347174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.347244][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.347294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.347345][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.347369][ T32] r4:84819500 [ 1332.347387][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.347456][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.347483][ T32] r4:00000001 [ 1332.347527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.347569][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.347597][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.347625][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.347651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.347678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.347699][ T32] r4:8444f300 [ 1332.347719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.347742][ T32] INFO: task kworker/0:222:4392 blocked for more than 458 seconds. [ 1332.347793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.347849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.347874][ T32] task:kworker/0:222 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.347942][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.348026][ T32] Call trace: [ 1332.348111][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.348185][ T32] r10:8291a684 r9:ead29d84 r8:00000002 r7:60000013 r6:ead29d8c r5:8516ec00 [ 1332.348282][ T32] r4:8516ec00 [ 1332.370114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.370248][ T32] r5:8516ec00 r4:8291a680 [ 1332.370275][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.370321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.370440][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1332.370646][ T32] r4:00000000 [ 1332.370703][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.370743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.370872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d2cc0 ** 5 printk messages dropped ** [ 1332.371122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.371167][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.371286][ T32] r5:8508f78c r4:8508f400 [ 1332.371319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.371442][ T32] r7:dddced80 r6:83018000 r5:8508f78c r4:851bd700 [ 1332.371468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.371516][ T32] r10:61c88647 r9:8516ec00 r8:851bd72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.371541][ T32] r4:851bd700 [ 1332.371561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.371680][ T32] r10:00000000 r9:851bd700 r8:80287e08 r7:ead4de60 r6:8443ee80 r5:8516ec00 [ 1332.371723][ T32] r4:00000001 [ 1332.371747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.371786][ T32] Exception stack(0xead29fb0 to 0xead29ff8) [ 1332.371826][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.371883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.371915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.371945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1332.372437][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.372989][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 2 printk messages dropped ** [ 1332.373207][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 3 printk messages dropped ** [ 1332.373313][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1332.373514][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.373695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.374518][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1332.374923][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 3 printk messages dropped ** [ 1332.375134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1332.375606][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.376089][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.376615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.376662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb1c0 [ 1332.376686][ T32] r4:00000000 [ 1332.376707][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.376752][ T32] r9:83018205 r8:8516d400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1332.376774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.376828][ T32] r5:00001000 r4:e0441000 [ 1332.376848][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.376913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.376960][ T32] r5:85193f8c r4:85193c00 [ 1332.377001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.377050][ T32] r7:ddde2d80 r6:83018200 r5:85193f8c r4:8443ef00 [ 1332.377099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.377221][ T32] r10:61c88647 r9:8516d400 r8:8443ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.377248][ T32] r4:8443ef00 [ 1332.377268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.377329][ T32] r10:00000000 r9:8443ef00 r8:80287e08 r7:ead7de60 r6:8443ef80 r5:8516d400 [ 1332.377354][ T32] r4:00000001 [ 1332.377373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.377409][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1332.377437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.377620][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.377651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.377681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.377704][ T32] r4:851bb380 [ 1332.377957][ T32] INFO: task kworker/1:412:4393 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.377992][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.378048][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.378157][ T32] Call trace: [ 1332.401625][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.401748][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.401937][ T32] r4:00000000 [ 1332.401972][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.402016][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.402048][ T32] 1d20: ec2b2000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.402155][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.402186][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.402361][ T32] r5:800b0113 r4:80239bb0 [ 1332.402388][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.402480][ T32] r4:82ac21e4 [ 1332.402530][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.402576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.402601][ T32] r4:e0531dc0 [ 1332.402766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.402831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.402856][ T32] r4:00000000 [ 1332.402902][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.402953][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.403001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.403051][ T32] r5:00001000 r4:edb79000 [ 1332.403072][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.403206][ T32] r5:85f5fb8c r4:85f5f800 ** 3 printk messages dropped ** [ 1332.403646][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1332.403835][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.403973][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 3 printk messages dropped ** [ 1332.404155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1332.404314][ T32] task:kworker/0:223 state:D stack:0 pid:4394 tgid:4394 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.404783][ T32] r5:851e0000 r4:8291a680 ** 2 printk messages dropped ** [ 1332.404919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 ** 3 printk messages dropped ** [ 1332.405152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1332.405338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.405515][ T32] r5:851a078c r4:851a0400 [ 1332.405539][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.405615][ T32] r7:dddced80 r6:83018000 r5:851a078c r4:851bd800 [ 1332.405807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.405937][ T32] r10:61c88647 r9:851e0000 r8:851bd82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.405964][ T32] r4:851bd800 [ 1332.405999][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.406047][ T32] r10:00000000 r9:851bd800 r8:80287e08 r7:ead4de60 r6:851b6f00 r5:851e0000 [ 1332.406191][ T32] r4:00000001 [ 1332.406310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.406402][ T32] Exception stack(0xead95fb0 to 0xead95ff8) [ 1332.406482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.406514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.406542][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.406600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.406626][ T32] r4:849e23c0 [ 1332.407044][ T32] INFO: task kworker/0:223:4394 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.407096][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.407290][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.407384][ T32] Call trace: [ 1332.407443][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.407497][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.407546][ T32] r4:00000000 [ 1332.407570][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.407634][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.407666][ T32] 1d20: ec2b2000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.407792][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.407835][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.407910][ T32] r5:800b0113 r4:80239bb0 [ 1332.407935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.407983][ T32] r4:82ac21e4 [ 1332.408031][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.408144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.408196][ T32] r4:e0531dc0 [ 1332.408288][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.425204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.425296][ T32] r4:00000000 [ 1332.425326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.425390][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.425510][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.425586][ T32] r5:00001000 r4:edb79000 [ 1332.425610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.425653][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.425695][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.425715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.425761][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.425781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.425836][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.425910][ T32] r4:84819500 [ 1332.425935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.425994][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.426021][ T32] r4:00000001 [ 1332.426041][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.426107][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.426141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.426171][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.426209][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.426458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1332.426989][ T32] r5:851e0c00 r4:8291a680 ** 5 printk messages dropped ** [ 1332.427224][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.427585][ T32] r5:00001000 r4:e0577000 ** 2 printk messages dropped ** [ 1332.427788][ T32] r5:8499af8c r4:8499ac00 [ 1332.427836][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.428106][ T32] r10:61c88647 r9:851e0c00 r8:851c312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1332.444087][ T32] r10:00000000 r9:851c3100 r8:80287e08 r7:ead7de60 r6:851c3000 r5:851e0c00 ** 5 printk messages dropped ** [ 1332.444519][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.445229][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.445519][ T32] Exception stack(0xe0531d28 to 0xe0531d70) ** 7 printk messages dropped ** [ 1332.445979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 ** 10 printk messages dropped ** [ 1332.446811][ T32] r5:85f5fb8c r4:85f5f800 ** 6 printk messages dropped ** [ 1332.447372][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 7 printk messages dropped ** [ 1332.447857][ T32] r4:8444f300 ** 5 printk messages dropped ** [ 1332.448161][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.459165][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.459294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.459422][ T32] r4:00000000 [ 1332.459475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.459528][ T32] r9:83018205 r8:84acec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1332.459552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.459599][ T32] r5:00001000 r4:e075f000 [ 1332.459672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.459719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.459797][ T32] r5:8519c78c r4:8519c400 [ 1332.459881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.459936][ T32] r7:ddde2d80 r6:83018200 r5:8519c78c r4:851c3080 [ 1332.459961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.460011][ T32] r10:61c88647 r9:84acec00 r8:851c30ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.460041][ T32] r4:851c3080 [ 1332.460063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.460138][ T32] r10:00000000 r9:851c3080 r8:80287e08 r7:ead7de60 r6:851bd900 r5:84acec00 [ 1332.460165][ T32] r4:00000001 [ 1332.460205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.460248][ T32] Exception stack(0xeada5fb0 to 0xeada5ff8) [ 1332.460291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.460324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.460364][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.460421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.460448][ T32] r4:851bb840 [ 1332.460920][ T32] INFO: task kworker/1:414:4399 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.460995][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.461143][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.461210][ T32] Call trace: [ 1332.461244][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.461295][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.461329][ T32] r4:00000000 [ 1332.461349][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.461389][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.461417][ T32] 1d20: eca38000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.461446][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.461472][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.461494][ T32] r5:800b0113 r4:80239bb0 [ 1332.461544][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.461591][ T32] r4:82ac21e4 [ 1332.461638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.461696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.461730][ T32] r4:e0531dc0 [ 1332.461752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.461794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.461835][ T32] r4:00000000 [ 1332.461858][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.461907][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.461931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.461985][ T32] r5:00001000 r4:edb79000 [ 1332.462022][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.462067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.462110][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.462129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.462174][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.462196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.462258][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.462311][ T32] r4:84819500 [ 1332.462358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.462428][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.462478][ T32] r4:00000001 [ 1332.462502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.462622][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.462660][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.462689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.462733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.462768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.462832][ T32] r4:8444f300 [ 1332.462861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.462912][ T32] INFO: task kworker/1:415:4401 blocked for more than 458 seconds. [ 1332.462976][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.463007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.463056][ T32] task:kworker/1:415 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.463135][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.463233][ T32] Call trace: [ 1332.463357][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.463434][ T32] r10:8291a684 r9:eadadd84 r8:00000002 r7:60000113 r6:eadadd8c r5:8520e000 [ 1332.463538][ T32] r4:8520e000 [ 1332.463575][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.463648][ T32] r5:8520e000 r4:8291a680 [ 1332.463726][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.463776][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.463841][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadade08 [ 1332.463870][ T32] r4:00000000 [ 1332.463890][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.463949][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.464020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.464134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb9c0 [ 1332.464186][ T32] r4:00000000 [ 1332.464236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.464285][ T32] r9:83018205 r8:8520e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.464358][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.464429][ T32] r5:00001000 r4:e485d000 [ 1332.464460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.464502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.464568][ T32] r5:8519cb8c r4:8519c800 [ 1332.464685][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.464755][ T32] r7:ddde2d80 r6:83018200 r5:8519cb8c r4:851c3180 [ 1332.464780][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.464853][ T32] r10:61c88647 r9:8520e000 r8:851c31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.464882][ T32] r4:851c3180 [ 1332.464913][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.464961][ T32] r10:00000000 r9:851c3180 r8:80287e08 r7:eada5e60 r6:851bd980 r5:8520e000 [ 1332.465011][ T32] r4:00000001 [ 1332.465052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.465098][ T32] Exception stack(0xeadadfb0 to 0xeadadff8) [ 1332.465126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.465155][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.465194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.465227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.465298][ T32] r4:851bb840 [ 1332.465567][ T32] INFO: task kworker/1:415:4401 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.465611][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.465692][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.465787][ T32] Call trace: [ 1332.465831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.465882][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.465906][ T32] r4:00000000 [ 1332.465940][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.466046][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.466101][ T32] 1d20: eca38000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.466134][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.466159][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.466183][ T32] r5:800b0113 r4:80239bb0 [ 1332.466253][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.466301][ T32] r4:82ac21e4 [ 1332.466378][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1332.466986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.467474][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 9 printk messages dropped ** [ 1332.467954][ T32] INFO: task kworker/1:416:4402 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.468096][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.468143][ T32] Call trace: [ 1332.468203][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.468300][ T32] r10:8291a684 r9:eadb1d84 r8:00000002 r7:60000113 r6:eadb1d8c r5:84878000 [ 1332.489779][ T32] r4:84878000 [ 1332.489880][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.489974][ T32] r5:84878000 r4:8291a680 [ 1332.489997][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.490085][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.490176][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadb1e08 [ 1332.490207][ T32] r4:00000000 [ 1332.490230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.490315][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.490376][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.490423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bb900 [ 1332.490463][ T32] r4:00000000 [ 1332.490490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.490569][ T32] r9:83018205 r8:84878000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1332.490689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.490803][ T32] r5:00001000 r4:e88d7000 [ 1332.490877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.490974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.491050][ T32] r5:8519cf8c r4:8519cc00 [ 1332.491098][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.491168][ T32] r7:ddde2d80 r6:83018200 r5:8519cf8c r4:851c3200 [ 1332.491220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.491305][ T32] r10:61c88647 r9:84878000 r8:851c322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.491333][ T32] r4:851c3200 [ 1332.491378][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.491444][ T32] r10:00000000 r9:851c3200 r8:80287e08 r7:eadade60 r6:851bda00 r5:84878000 [ 1332.491487][ T32] r4:00000001 [ 1332.491517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.491668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.492491][ T32] INFO: task kworker/1:416:4402 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.492578][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.492713][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.492812][ T32] Call trace: [ 1332.492849][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.492919][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.492957][ T32] r4:00000000 [ 1332.492998][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.493045][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.493098][ T32] 1d20: ecd17000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.493131][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.493169][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.493214][ T32] r5:800b0113 r4:80239bb0 [ 1332.493265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.493311][ T32] r4:82ac21e4 [ 1332.493387][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.493456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.493483][ T32] r4:e0531dc0 [ 1332.493504][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.493587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.493617][ T32] r4:00000000 [ 1332.493639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.493692][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.493715][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.493788][ T32] r5:00001000 r4:edb79000 [ 1332.493876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.493955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.494049][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.494091][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.494142][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.494190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.494241][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.494266][ T32] r4:84819500 [ 1332.494336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.494484][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 4 printk messages dropped ** [ 1332.494877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.495546][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.496229][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 ** 7 printk messages dropped ** [ 1332.496635][ T32] r9:83018205 r8:8487a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 4 printk messages dropped ** [ 1332.496930][ T32] r5:8519d78c r4:8519d400 [ 1332.496980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.497188][ T32] r10:61c88647 r9:8487a400 r8:851c32ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.497625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1332.524052][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.524243][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff ** 5 printk messages dropped ** [ 1332.524610][ T32] r4:e0531dc0 ** 6 printk messages dropped ** [ 1332.525017][ T32] r5:00001000 r4:edb79000 ** 5 printk messages dropped ** [ 1332.525329][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1332.525600][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 7 printk messages dropped ** [ 1332.525946][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1332.526363][ T32] r5:8487b000 r4:8291a680 ** 5 printk messages dropped ** [ 1332.526614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.526670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.526713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bbc40 [ 1332.526737][ T32] r4:00000000 [ 1332.526786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.526874][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1332.526901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.526979][ T32] r5:00001000 r4:ea9c7000 [ 1332.527031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.527079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.527134][ T32] r5:8519d38c r4:8519d000 [ 1332.527158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.527222][ T32] r7:ddde2d80 r6:83018200 r5:8519d38c r4:851c3380 [ 1332.527252][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.527303][ T32] r10:61c88647 r9:8487b000 r8:851c33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.527374][ T32] r4:851c3380 [ 1332.527418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.527466][ T32] r10:00000000 r9:851c3380 r8:80287e08 r7:eadbde60 r6:851bdb00 r5:8487b000 [ 1332.527491][ T32] r4:00000001 [ 1332.527512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.527577][ T32] Exception stack(0xeadc1fb0 to 0xeadc1ff8) [ 1332.527637][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.527702][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.527733][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.527761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.527835][ T32] r4:851bbb00 [ 1332.543915][ T32] INFO: task kworker/1:418:4406 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.544098][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.544224][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.544361][ T32] Call trace: [ 1332.544464][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.544583][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.544646][ T32] r4:00000000 [ 1332.544713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.544821][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.544906][ T32] 1d20: ed2ff000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.544972][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.545054][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.545121][ T32] r5:800b0113 r4:80239bb0 [ 1332.545168][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.545240][ T32] r4:82ac21e4 [ 1332.545262][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.545322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.545399][ T32] r4:e0531dc0 [ 1332.545454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.545555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 ** 5 printk messages dropped ** [ 1332.545981][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.546725][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 6 printk messages dropped ** [ 1332.547171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1332.548056][ T32] r4:84878c00 ** 3 printk messages dropped ** [ 1332.559520][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.560409][ T32] r5:00001000 r4:ea9ff000 ** 2 printk messages dropped ** [ 1332.560619][ T32] r5:8519db8c r4:8519d800 [ 1332.560644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.560723][ T32] r7:ddde2d80 r6:83018200 r5:8519db8c r4:851c3400 [ 1332.560837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.560923][ T32] r10:61c88647 r9:84878c00 r8:851c342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.560949][ T32] r4:851c3400 [ 1332.560993][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.561050][ T32] r10:00000000 r9:851c3400 r8:80287e08 r7:eadbde60 r6:851bdb80 r5:84878c00 [ 1332.561098][ T32] r4:00000001 [ 1332.561175][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.561224][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1332.561284][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.561328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.561356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.561415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.561471][ T32] r4:851bbec0 [ 1332.562021][ T32] INFO: task kworker/1:419:4407 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.562089][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.562169][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.562306][ T32] Call trace: [ 1332.562345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.562451][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.562478][ T32] r4:00000000 [ 1332.562633][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.562705][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.562737][ T32] 1d20: ed2ff000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.562842][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.562889][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.562924][ T32] r5:800b0113 r4:80239bb0 [ 1332.562946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.563020][ T32] r4:82ac21e4 [ 1332.563078][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.563131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.563183][ T32] r4:e0531dc0 [ 1332.563206][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.563255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.563279][ T32] r4:00000000 [ 1332.563325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.563376][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.563399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.563441][ T32] r5:00001000 r4:edb79000 [ 1332.563462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.563503][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.563543][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.563605][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.563931][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 ** 6 printk messages dropped ** [ 1332.564255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1332.564753][ T32] r4:8487c800 ** 5 printk messages dropped ** [ 1332.564987][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.565154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844391c0 ** 7 printk messages dropped ** [ 1332.565483][ T32] r5:8519e78c r4:8519e400 [ 1332.565571][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.565823][ T32] r10:00000000 r9:851c3580 r8:80287e08 r7:eadc5e60 r6:851bdc00 r5:8487c800 ** 9 printk messages dropped ** [ 1332.566479][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.566792][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.566874][ T32] 1d20: ed2ff000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.566935][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.566975][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.567000][ T32] r5:800b0113 r4:80239bb0 [ 1332.567022][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.567067][ T32] r4:82ac21e4 [ 1332.567114][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.567160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.567184][ T32] r4:e0531dc0 [ 1332.567204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.567338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.567365][ T32] r4:00000000 [ 1332.567386][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.567435][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.567457][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.567499][ T32] r5:00001000 r4:edb79000 [ 1332.567518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.567573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.567628][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.567650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.567752][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.567779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.567841][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.567868][ T32] r4:84819500 [ 1332.567894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.567974][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.568000][ T32] r4:00000001 [ 1332.568020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.568057][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.568112][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.568145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.568172][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.568200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.568286][ T32] r4:8444f300 [ 1332.590289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.590352][ T32] INFO: task kworker/1:421:4411 blocked for more than 459 seconds. [ 1332.590409][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.590471][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.590530][ T32] task:kworker/1:421 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.590628][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.590706][ T32] Call trace: [ 1332.590742][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.590801][ T32] r10:8291a684 r9:eadd1d84 r8:00000002 r7:60000113 r6:eadd1d8c r5:8487d400 [ 1332.590852][ T32] r4:8487d400 [ 1332.590876][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.590921][ T32] r5:8487d400 r4:8291a680 [ 1332.591058][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.591106][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.591173][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 1332.591252][ T32] r4:00000000 [ 1332.591302][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1332.591750][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.591991][ T32] r5:8519df8c r4:8519dc00 [ 1332.592051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.592372][ T32] r10:00000000 r9:851c3500 r8:80287e08 r7:eadcde60 r6:851bdc80 r5:8487d400 ** 5 printk messages dropped ** [ 1332.592621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.592654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.592709][ T32] r4:851d2140 [ 1332.593230][ T32] INFO: task kworker/1:421:4411 is blocked on a mutex likely owned by task kworker/0:156:3726. [ 1332.593271][ T32] task:kworker/0:156 state:R running task stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.593332][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.593464][ T32] Call trace: [ 1332.593581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.593635][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 [ 1332.593665][ T32] r4:00000000 [ 1332.593688][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.593729][ T32] Exception stack(0xe0531d28 to 0xe0531d70) [ 1332.593758][ T32] 1d20: ed73c000 edb75000 00000001 80239b98 7f1e5000 00000001 [ 1332.593787][ T32] 1d40: 82ac15a0 7f1e5000 edb75000 8280c928 82ac21c4 e0531da4 e0531da8 e0531d78 [ 1332.593811][ T32] 1d60: 80230ad0 80239bb0 800b0113 ffffffff [ 1332.593842][ T32] r5:800b0113 r4:80239bb0 [ 1332.593864][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.593934][ T32] r4:82ac21e4 [ 1332.593958][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.594003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.594081][ T32] r4:e0531dc0 [ 1332.594145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.594271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.594371][ T32] r4:00000000 [ 1332.594396][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.594444][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.594466][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.594507][ T32] r5:00001000 r4:edb79000 [ 1332.594527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.594567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.594914][ T32] r4:84819500 ** 4 printk messages dropped ** [ 1332.595240][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) ** 3 printk messages dropped ** [ 1332.595421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.595468][ T32] r4:8444f300 [ 1332.595530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.595590][ T32] INFO: task kworker/1:422:4413 blocked for more than 459 seconds. [ 1332.595638][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.595700][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.595726][ T32] task:kworker/1:422 state:D stack:0 pid:4413 tgid:4413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.595771][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.595861][ T32] Call trace: [ 1332.595897][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.595947][ T32] r10:8291a684 r9:eadd9d84 r8:00000002 r7:60000113 r6:eadd9d8c r5:8487bc00 [ 1332.596004][ T32] r4:8487bc00 [ 1332.596062][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.596109][ T32] r5:8487bc00 r4:8291a680 [ 1332.596146][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.596188][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.596230][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1332.596252][ T32] r4:00000000 [ 1332.596271][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.596318][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.596399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439040 ** 7 printk messages dropped ** [ 1332.596863][ T32] r5:8519e38c r4:8519e000 [ 1332.596921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.597078][ T32] r10:61c88647 r9:8487bc00 r8:851c362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.597593][ T32] r4:84439000 ** 5 printk messages dropped ** [ 1332.625325][ T32] r10:82ac21c4 r9:84bab000 r8:80200be4 r7:e0531d5c r6:ffffffff r5:84bab000 ** 8 printk messages dropped ** [ 1332.625745][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1332.625839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0531dc0 r5:e0531e08 [ 1332.625863][ T32] r4:e0531dc0 [ 1332.625883][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.625957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85908940 [ 1332.626023][ T32] r4:00000000 [ 1332.626064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.626142][ T32] r9:83018005 r8:84bab000 r7:00000000 r6:83018000 r5:00001000 r4:7f1e5000 [ 1332.626204][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.626283][ T32] r5:00001000 r4:edb79000 [ 1332.626494][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.626539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.626622][ T32] r5:85f5fb8c r4:85f5f800 [ 1332.626680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.626786][ T32] r7:dddced80 r6:83018000 r5:85f5fb8c r4:84819500 [ 1332.626871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.626990][ T32] r10:61c88647 r9:84bab000 r8:8481952c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.627043][ T32] r4:84819500 [ 1332.627093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.627190][ T32] r10:00000000 r9:84819500 r8:80287e08 r7:e0495e60 r6:84794c00 r5:84bab000 [ 1332.627253][ T32] r4:00000001 [ 1332.627300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.627370][ T32] Exception stack(0xe0531fb0 to 0xe0531ff8) [ 1332.627459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.627553][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.627586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.627645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.627677][ T32] r4:8444f300 [ 1332.627728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.627849][ T32] INFO: task kworker/1:423:4415 blocked for more than 459 seconds. [ 1332.627942][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.628030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.628082][ T32] task:kworker/1:423 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.639403][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.639605][ T32] Call trace: [ 1332.639643][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.639705][ T32] r10:8291a684 r9:eade1d84 r8:00000002 r7:60000113 r6:eade1d8c r5:8487e000 [ 1332.639757][ T32] r4:8487e000 [ 1332.639796][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.639844][ T32] r5:8487e000 r4:8291a680 [ 1332.639865][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.639905][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.640011][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 ** 7 printk messages dropped ** [ 1332.640457][ T32] r9:83018205 r8:8487e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1332.640807][ T32] r5:8519ff8c r4:8519fc00 [ 1332.640829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.641119][ T32] r10:61c88647 r9:8487e000 r8:851c36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1332.641558][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.642335][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.643029][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 4 printk messages dropped ** [ 1332.643213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1332.643590][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1332.644122][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1332.644357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1332.644857][ T32] r4:84acb000 ** 5 printk messages dropped ** [ 1332.645209][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.645410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439300 ** 7 printk messages dropped ** [ 1332.645733][ T32] r5:8519eb8c r4:8519e800 [ 1332.645757][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.645880][ T32] r10:61c88647 r9:84acb000 r8:851c332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.645903][ T32] r4:851c3300 [ 1332.645922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.645990][ T32] r10:00000000 r9:851c3300 r8:80287e08 r7:eade1e60 r6:851bde00 r5:84acb000 [ 1332.646018][ T32] r4:00000001 [ 1332.646086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.646198][ T32] Exception stack(0xeadedfb0 to 0xeadedff8) [ 1332.646227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.646257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.646306][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.646362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.646405][ T32] r4:84439180 [ 1332.646701][ T32] INFO: task kworker/1:424:4418 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.646763][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.646866][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.646968][ T32] Call trace: [ 1332.647030][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.647082][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.647145][ T32] r4:00000000 [ 1332.647169][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.647210][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.647250][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.647330][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.647373][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.647402][ T32] r5:900b0013 r4:80239bb0 [ 1332.647423][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.647464][ T32] r4:82ac21e4 [ 1332.647487][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.647541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.647567][ T32] r4:e0585dc0 [ 1332.647586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.647643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.647673][ T32] r4:00000000 [ 1332.647711][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.647762][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.647792][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.647835][ T32] r5:00001000 r4:dfbdd000 [ 1332.647877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.647961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.648067][ T32] r5:84be838c r4:84be8000 [ 1332.648118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.663975][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1332.664121][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.664206][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.664243][ T32] r4:848ec200 [ 1332.664268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.664318][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1332.664343][ T32] r4:00000001 [ 1332.664388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.664431][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.664462][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.664491][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.664594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.664628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.664652][ T32] r4:849b9d40 [ 1332.664677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.664744][ T32] INFO: task kworker/1:425:4419 blocked for more than 459 seconds. [ 1332.664793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.664826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.664852][ T32] task:kworker/1:425 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.664914][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.664965][ T32] Call trace: [ 1332.665022][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.665178][ T32] r10:8291a684 r9:eadf1d84 r8:00000002 r7:60000013 r6:eadf1d8c r5:84879800 [ 1332.665205][ T32] r4:84879800 [ 1332.665226][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.665290][ T32] r5:84879800 r4:8291a680 [ 1332.665314][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.665379][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.665425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 [ 1332.665494][ T32] r4:00000000 [ 1332.665553][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.665681][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.665730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.665792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439440 [ 1332.665914][ T32] r4:00000000 [ 1332.665961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.666068][ T32] r9:83018205 r8:84879800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1332.666120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.666191][ T32] r5:00001000 r4:eaa87000 [ 1332.666215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.666330][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.666378][ T32] r5:8519ef8c r4:8519ec00 [ 1332.666474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.666527][ T32] r7:ddde2d80 r6:83018200 r5:8519ef8c r4:851c3700 [ 1332.666566][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.666714][ T32] r10:61c88647 r9:84879800 r8:851c372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.666740][ T32] r4:851c3700 [ 1332.666782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.666864][ T32] r10:00000000 r9:851c3700 r8:80287e08 r7:eade1e60 r6:851bde80 r5:84879800 [ 1332.666890][ T32] r4:00000001 [ 1332.666909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.666944][ T32] Exception stack(0xeadf1fb0 to 0xeadf1ff8) [ 1332.666971][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.667002][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.667029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.667107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.667335][ T32] r4:84439240 [ 1332.667791][ T32] INFO: task kworker/1:425:4419 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.667829][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.668049][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.668099][ T32] Call trace: [ 1332.668129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.668180][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.668261][ T32] r4:00000000 [ 1332.676305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.676399][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.676459][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.676494][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.676545][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.676575][ T32] r5:900b0013 r4:80239bb0 [ 1332.676631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.676686][ T32] r4:82ac21e4 [ 1332.676737][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.676790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.676815][ T32] r4:e0585dc0 [ 1332.676860][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.676980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.677007][ T32] r4:00000000 [ 1332.677052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.677103][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.677126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.677172][ T32] r5:00001000 r4:dfbdd000 [ 1332.677192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.677231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.677279][ T32] r5:84be838c r4:84be8000 [ 1332.677351][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.677403][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1332.677436][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.677488][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.677528][ T32] r4:848ec200 [ 1332.677551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.677598][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1332.677620][ T32] r4:00000001 [ 1332.677639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.677698][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1332.677760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.686403][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.687120][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.687639][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.687927][ T32] r5:8519f38c r4:8519f000 [ 1332.687953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.694355][ T32] r10:00000000 r9:851c3800 r8:80287e08 r7:eade1e60 r6:851bdf00 r5:84acd400 ** 5 printk messages dropped ** [ 1332.694992][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.695054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.695101][ T32] r4:84439380 [ 1332.695876][ T32] INFO: task kworker/1:426:4421 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.695982][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.696105][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.696158][ T32] Call trace: [ 1332.696191][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.696266][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.696294][ T32] r4:00000000 [ 1332.696320][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.696363][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.696391][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.696420][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.696477][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.696508][ T32] r5:900b0013 r4:80239bb0 [ 1332.696531][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.696574][ T32] r4:82ac21e4 [ 1332.696638][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.696715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.696744][ T32] r4:e0585dc0 [ 1332.696765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.696813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.696835][ T32] r4:00000000 [ 1332.696855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.696902][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.696949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.696996][ T32] r5:00001000 r4:dfbdd000 [ 1332.697066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.697185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.697234][ T32] r5:84be838c r4:84be8000 [ 1332.697257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1332.697536][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1332.697868][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.706796][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.707290][ T32] r4:85218c00 [ 1332.707317][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.707412][ T32] r5:85218c00 r4:8291a680 [ 1332.707437][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.707528][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.707600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae01e08 [ 1332.707627][ T32] r4:00000000 [ 1332.707647][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.707917][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.707962][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.708004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844396c0 [ 1332.708123][ T32] r4:00000000 [ 1332.708269][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.714804][ T32] r9:83018205 r8:85218c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1332.714914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.715056][ T32] r5:00001000 r4:eaaad000 [ 1332.715106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.715208][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.715352][ T32] r5:8519f78c r4:8519f400 [ 1332.715404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.715487][ T32] r7:ddde2d80 r6:83018200 r5:8519f78c r4:851c3780 [ 1332.715523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.715575][ T32] r10:61c88647 r9:85218c00 r8:851c37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.715598][ T32] r4:851c3780 [ 1332.715645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.715720][ T32] r10:00000000 r9:851c3780 r8:80287e08 r7:eade1e60 r6:851bdf80 r5:85218c00 [ 1332.715754][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.715908][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.716824][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.717129][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1332.717642][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.718036][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.728005][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1332.728201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.729057][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.729112][ T32] Call trace: [ 1332.729146][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.729201][ T32] r10:8291a684 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:85218000 [ 1332.729295][ T32] r4:85218000 [ 1332.729323][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.729368][ T32] r5:85218000 r4:8291a680 [ 1332.729389][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.729427][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.729470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1332.729495][ T32] r4:00000000 [ 1332.729517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.729626][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.729745][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.729808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439800 [ 1332.729832][ T32] r4:00000000 [ 1332.729853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.729951][ T32] r9:83018205 r8:85218000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1332.729979][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.730023][ T32] r5:00001000 r4:eaac3000 [ 1332.730046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.730088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.730130][ T32] r5:8519fb8c r4:8519f800 [ 1332.730175][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.730228][ T32] r7:ddde2d80 r6:83018200 r5:8519fb8c r4:851c3980 [ 1332.730302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.730464][ T32] r10:61c88647 r9:85218000 r8:851c39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.730491][ T32] r4:851c3980 [ 1332.730512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.730557][ T32] r10:00000000 r9:851c3980 r8:80287e08 r7:eade1e60 r6:84a1a000 r5:85218000 [ 1332.730649][ T32] r4:00000001 [ 1332.730797][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.730859][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1332.730916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.730990][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.731023][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.731103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.731129][ T32] r4:84439600 [ 1332.731766][ T32] INFO: task kworker/1:428:4425 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.731812][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.732026][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.732134][ T32] Call trace: [ 1332.732166][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.732219][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.732317][ T32] r4:00000000 [ 1332.732377][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.732420][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.732497][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.732532][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.732559][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.732583][ T32] r5:900b0013 r4:80239bb0 [ 1332.732628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.732673][ T32] r4:82ac21e4 [ 1332.732874][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.732979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.733008][ T32] r4:e0585dc0 [ 1332.733193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.733268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.733295][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.733641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.734347][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1332.734700][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1332.735015][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1332.735140][ T32] task:kworker/1:429 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.735748][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 ** 10 printk messages dropped ** [ 1332.736468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.736694][ T32] r5:851a0f8c r4:851a0c00 ** 1 printk messages dropped ** [ 1332.736867][ T32] r7:ddde2d80 r6:83018200 r5:851a0f8c r4:851c3480 ** 4 printk messages dropped ** [ 1332.737174][ T32] r10:00000000 r9:851c3480 r8:80287e08 r7:eade1e60 r6:84a1a080 r5:85219800 ** 8 printk messages dropped ** [ 1332.737857][ T32] INFO: task kworker/1:429:4427 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 9 printk messages dropped ** [ 1332.753399][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1332.754077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1332.754734][ T32] r5:84be838c r4:84be8000 [ 1332.754809][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.754938][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1332.755005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.755153][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.755232][ T32] r4:848ec200 [ 1332.755301][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.755408][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1332.755467][ T32] r4:00000001 [ 1332.755531][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.755618][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.755679][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.755745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.755843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.755918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.755970][ T32] r4:849b9d40 [ 1332.756024][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.756109][ T32] INFO: task kworker/1:430:4429 blocked for more than 459 seconds. [ 1332.756190][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.756250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.756298][ T32] task:kworker/1:430 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.756422][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.756562][ T32] Call trace: [ 1332.756691][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.756796][ T32] r10:8291a684 r9:eae19d84 r8:00000002 r7:60000013 r6:eae19d8c r5:8521a400 [ 1332.756854][ T32] r4:8521a400 [ 1332.756904][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.757003][ T32] r5:8521a400 r4:8291a680 [ 1332.757055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.757137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.757233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1332.757305][ T32] r4:00000000 [ 1332.757389][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.757476][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.757562][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.757656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439a40 [ 1332.757712][ T32] r4:00000000 [ 1332.757757][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.757881][ T32] r9:83018205 r8:8521a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1332.757939][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.758032][ T32] r5:00001000 r4:eac53000 [ 1332.758077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.758259][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.767788][ T32] r5:851a038c r4:851a0000 [ 1332.767882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.768021][ T32] r7:ddde2d80 r6:83018200 r5:851a038c r4:851c3880 [ 1332.768092][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.768251][ T32] r10:61c88647 r9:8521a400 r8:851c38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.772212][ T32] r4:851c3880 [ 1332.772275][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.772348][ T32] r10:00000000 r9:851c3880 r8:80287e08 r7:eae11e60 r6:84a1a100 r5:8521a400 ** 4 printk messages dropped ** [ 1332.772651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.773533][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.773928][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1332.774114][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 7 printk messages dropped ** [ 1332.774647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1332.775083][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1332.775359][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.775511][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.775784][ T32] task:kworker/1:431 state:D stack:0 pid:4431 tgid:4431 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.776537][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae21e08 ** 9 printk messages dropped ** [ 1332.776951][ T32] r5:00001000 r4:eac7f000 ** 2 printk messages dropped ** [ 1332.777221][ T32] r5:851a0b8c r4:851a0800 ** 1 printk messages dropped ** [ 1332.777409][ T32] r7:ddde2d80 r6:83018200 r5:851a0b8c r4:851c3a80 ** 4 printk messages dropped ** [ 1332.777971][ T32] r10:00000000 r9:851c3a80 r8:80287e08 r7:eae11e60 r6:84a1a180 r5:8521c800 ** 5 printk messages dropped ** [ 1332.788993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.790078][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.790334][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1332.790809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1332.791458][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.791929][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1332.792336][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1332.792648][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.792696][ T32] Call trace: [ 1332.792729][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.792782][ T32] r10:8291a684 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:8521bc00 [ 1332.792806][ T32] r4:8521bc00 [ 1332.792838][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.792932][ T32] r5:8521bc00 r4:8291a680 [ 1332.792955][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.793014][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.793064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae25e08 [ 1332.793088][ T32] r4:00000000 [ 1332.793185][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.793225][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.793284][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.793331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfc40 [ 1332.793354][ T32] r4:00000000 [ 1332.793373][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.793416][ T32] r9:83018005 r8:8521bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1332.793438][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.793480][ T32] r5:00001000 r4:eb07b000 [ 1332.793499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.793573][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.793640][ T32] r5:852ae38c r4:852ae000 [ 1332.793700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.793833][ T32] r7:dddced80 r6:83018000 r5:852ae38c r4:84a1a200 [ 1332.793908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.794014][ T32] r10:61c88647 r9:8521bc00 r8:84a1a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1332.794064][ T32] r4:84a1a200 [ 1332.794123][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.794223][ T32] r10:00000000 r9:84a1a200 r8:80287e08 r7:ead4de60 r6:84a1a280 r5:8521bc00 [ 1332.794275][ T32] r4:00000001 [ 1332.794318][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.794395][ T32] Exception stack(0xeae25fb0 to 0xeae25ff8) [ 1332.794481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.794587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.794658][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.794723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.794783][ T32] r4:851d3180 [ 1332.795101][ T32] INFO: task kworker/0:224:4433 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.795144][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.795235][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.795288][ T32] Call trace: [ 1332.795347][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.795449][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.795478][ T32] r4:00000000 [ 1332.795499][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.795538][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.795566][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.795594][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.795643][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.795687][ T32] r5:900b0013 r4:80239bb0 [ 1332.795712][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.795753][ T32] r4:82ac21e4 [ 1332.795785][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.795830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.795853][ T32] r4:e0585dc0 [ 1332.795890][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.795935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.795958][ T32] r4:00000000 [ 1332.795977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.796078][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.796105][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.796151][ T32] r5:00001000 r4:dfbdd000 [ 1332.796196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.796239][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.796281][ T32] r5:84be838c r4:84be8000 [ 1332.796402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.796452][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1332.796474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.796522][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.796570][ T32] r4:848ec200 [ 1332.796656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.796707][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1332.796730][ T32] r4:00000001 [ 1332.796749][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.796941][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.796971][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.797088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.797187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.797243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.797269][ T32] r4:849b9d40 [ 1332.797290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.797315][ T32] INFO: task kworker/1:432:4435 blocked for more than 459 seconds. [ 1332.797380][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.797545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.797595][ T32] task:kworker/1:432 state:D stack:0 pid:4435 tgid:4435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.797644][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.797701][ T32] Call trace: [ 1332.797891][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.797941][ T32] r10:8291a684 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:8521b000 [ 1332.797964][ T32] r4:8521b000 [ 1332.797984][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.798025][ T32] r5:8521b000 r4:8291a680 [ 1332.798064][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.798109][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.798395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1332.813734][ T32] r4:00000000 [ 1332.813846][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.813970][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.814077][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.814161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851d3180 [ 1332.814204][ T32] r4:00000000 [ 1332.814231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.814282][ T32] r9:83018205 r8:8521b000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1332.814305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.814351][ T32] r5:00001000 r4:eae39000 [ 1332.814521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.814568][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.814638][ T32] r5:851a178c r4:851a1400 [ 1332.814667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.814718][ T32] r7:ddde2d80 r6:83018200 r5:851a178c r4:851c3900 [ 1332.814763][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.814867][ T32] r10:61c88647 r9:8521b000 r8:851c392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.814903][ T32] r4:851c3900 [ 1332.814925][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.814998][ T32] r10:00000000 r9:851c3900 r8:80287e08 r7:eae11e60 r6:84a1a300 r5:8521b000 [ 1332.815054][ T32] r4:00000001 [ 1332.815080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.815121][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1332.815152][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.815205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.815236][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.815266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.815288][ T32] r4:84439e40 [ 1332.815865][ T32] INFO: task kworker/1:432:4435 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.815914][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.816046][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.816097][ T32] Call trace: [ 1332.816137][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.816288][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.816408][ T32] r4:00000000 [ 1332.816482][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.816527][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.816567][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1332.816776][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1332.817000][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1332.817489][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1332.817650][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1332.817965][ T32] INFO: task kworker/1:433:4437 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1332.831555][ T32] r4:8521d400 ** 5 printk messages dropped ** [ 1332.831810][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.832059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84439fc0 ** 6 printk messages dropped ** [ 1332.832643][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1332.832718][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.832786][ T32] r7:ddde2d80 r6:83018200 r5:851a138c r4:851c3c80 [ 1332.832812][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.832862][ T32] r10:61c88647 r9:8521d400 r8:851c3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.832885][ T32] r4:851c3c80 [ 1332.832955][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.833145][ T32] r10:00000000 r9:851c3c80 r8:80287e08 r7:eae2de60 r6:84a1a380 r5:8521d400 [ 1332.833183][ T32] r4:00000001 [ 1332.833253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.833370][ T32] Exception stack(0xeae35fb0 to 0xeae35ff8) [ 1332.833404][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.833476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.833556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.833590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.833629][ T32] r4:84439dc0 [ 1332.834375][ T32] INFO: task kworker/1:433:4437 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.834478][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.834586][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.834662][ T32] Call trace: [ 1332.834700][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.834753][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.834788][ T32] r4:00000000 [ 1332.834809][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.834892][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.834921][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.834950][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.835002][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.835035][ T32] r5:900b0013 r4:80239bb0 [ 1332.835058][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.835101][ T32] r4:82ac21e4 [ 1332.835121][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.835162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.835185][ T32] r4:e0585dc0 [ 1332.835204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.835295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.835322][ T32] r4:00000000 [ 1332.835342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.835440][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.835483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.835578][ T32] r5:00001000 r4:dfbdd000 [ 1332.835603][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.835953][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1332.836213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.836781][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.837469][ T32] r4:8521ec00 ** 4 printk messages dropped ** [ 1332.837790][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 ** 6 printk messages dropped ** [ 1332.838022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.838190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.850661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.851099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.852045][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.852267][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 5 printk messages dropped ** [ 1332.852655][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1332.852979][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1332.853377][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1332.853554][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1332.854119][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1332.854613][ T32] r10:8291a684 r9:eadb9d84 r8:00000002 r7:60000113 r6:eadb9d8c r5:851e2400 ** 8 printk messages dropped ** [ 1332.855298][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.856175][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1332.856461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.857007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.857708][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1332.858169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1332.870785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.870853][ T32] r5:84be838c r4:84be8000 [ 1332.870876][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.870925][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1332.870972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.871127][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.871154][ T32] r4:848ec200 [ 1332.871175][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.871239][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1332.871267][ T32] r4:00000001 [ 1332.871312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.871429][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.871465][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.871497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.871525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.871650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.871677][ T32] r4:849b9d40 [ 1332.871702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.871732][ T32] INFO: task kworker/1:436:4444 blocked for more than 459 seconds. [ 1332.871815][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.871846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.871870][ T32] task:kworker/1:436 state:D stack:0 pid:4444 tgid:4444 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.871928][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.871972][ T32] Call trace: [ 1332.872004][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.872057][ T32] r10:8291a684 r9:ead8dd84 r8:00000002 r7:60000113 r6:ead8dd8c r5:851e3c00 [ 1332.872081][ T32] r4:851e3c00 [ 1332.872100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.872142][ T32] r5:851e3c00 r4:8291a680 [ 1332.872163][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.872201][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.872335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1332.872363][ T32] r4:00000000 [ 1332.872383][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.872418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.872465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.872512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f7340 [ 1332.872549][ T32] r4:00000000 [ 1332.872573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.872619][ T32] r9:83018205 r8:851e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1332.872646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.872691][ T32] r5:00001000 r4:df9f7000 [ 1332.872747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.872797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.872839][ T32] r5:851a238c r4:851a2000 [ 1332.872860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.872912][ T32] r7:ddde2d80 r6:83018200 r5:851a238c r4:851c3e00 [ 1332.872934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.872982][ T32] r10:61c88647 r9:851e3c00 r8:851c3e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.873005][ T32] r4:851c3e00 [ 1332.873024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.873067][ T32] r10:00000000 r9:851c3e00 r8:80287e08 r7:eadb9e60 r6:851c3d80 r5:851e3c00 [ 1332.873089][ T32] r4:00000001 [ 1332.873108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.873142][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1332.873174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.873231][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.873263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.873304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.873331][ T32] r4:850f7240 [ 1332.873951][ T32] INFO: task kworker/1:436:4444 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.874041][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.874188][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.874287][ T32] Call trace: [ 1332.874385][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.874504][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.874563][ T32] r4:00000000 [ 1332.874618][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.874671][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.874703][ T32] 5d20: 7f3aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.874732][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.874758][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 4 printk messages dropped ** [ 1332.874970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 15 printk messages dropped ** [ 1332.875780][ T32] r4:848ec200 ** 7 printk messages dropped ** [ 1332.876160][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1332.876796][ T32] r5:851e4800 r4:8291a680 ** 7 printk messages dropped ** [ 1332.877180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f74c0 ** 11 printk messages dropped ** [ 1332.877628][ T32] r10:61c88647 r9:851e4800 r8:851c3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.877933][ T32] r4:850f7300 ** 3 printk messages dropped ** [ 1332.889955][ T32] Call trace: ** 5 printk messages dropped ** [ 1332.890294][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 13 printk messages dropped ** [ 1332.891041][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1332.892154][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1332.892788][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1332.893414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1332.893474][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.893518][ T32] r7:ddde2d80 r6:83018200 r5:851a2b8c r4:849c7d00 [ 1332.893538][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.893583][ T32] r10:61c88647 r9:851e5400 r8:849c7d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.893604][ T32] r4:849c7d00 [ 1332.893624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.893668][ T32] r10:00000000 r9:849c7d00 r8:80287e08 r7:eae4de60 r6:851c3a00 r5:851e5400 [ 1332.893715][ T32] r4:00000001 [ 1332.893767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.893859][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1332.893919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.893984][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.894043][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.894132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.894188][ T32] r4:850f73c0 [ 1332.894629][ T32] INFO: task kworker/1:438:4449 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.894665][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.894746][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.894869][ T32] Call trace: [ 1332.894908][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.894960][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.894985][ T32] r4:00000000 [ 1332.895004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.895072][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.895129][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.895186][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.895214][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.895239][ T32] r5:900b0013 r4:80239bb0 [ 1332.895264][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.895309][ T32] r4:82ac21e4 [ 1332.895355][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.895426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.895457][ T32] r4:e0585dc0 [ 1332.895479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.895567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 5 printk messages dropped ** [ 1332.895928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1332.896983][ T32] r4:849b9d40 ** 7 printk messages dropped ** [ 1332.897381][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 16 printk messages dropped ** [ 1332.898161][ T32] r5:00001000 r4:e0699000 ** 1 printk messages dropped ** [ 1332.898219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.913985][ T32] r5:851a378c r4:851a3400 [ 1332.914079][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.914247][ T32] r7:ddde2d80 r6:83018200 r5:851a378c r4:851c3f00 [ 1332.914302][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.914401][ T32] r10:61c88647 r9:851e6000 r8:851c3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.914629][ T32] r4:851c3f00 [ 1332.914684][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.914790][ T32] r10:00000000 r9:851c3f00 r8:80287e08 r7:ead35e60 r6:851c3b80 r5:851e6000 [ 1332.914860][ T32] r4:00000001 [ 1332.914905][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.915051][ T32] Exception stack(0xead39fb0 to 0xead39ff8) [ 1332.915119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.915228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.915295][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.915372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.915427][ T32] r4:850f75c0 [ 1332.916201][ T32] INFO: task kworker/1:439:4450 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.916304][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.916491][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.916666][ T32] Call trace: [ 1332.916754][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.916875][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.916937][ T32] r4:00000000 [ 1332.917001][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.917086][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.917150][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.917213][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.917284][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.917340][ T32] r5:900b0013 r4:80239bb0 [ 1332.917409][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.917501][ T32] r4:82ac21e4 [ 1332.917544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.917620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.917659][ T32] r4:e0585dc0 [ 1332.917684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.917727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.917749][ T32] r4:00000000 [ 1332.917777][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.917826][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.917849][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.917892][ T32] r5:00001000 r4:dfbdd000 [ 1332.917925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.918242][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1332.929079][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1332.929476][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.929823][ T32] r4:851e6c00 ** 4 printk messages dropped ** [ 1332.930123][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 ** 9 printk messages dropped ** [ 1332.930704][ T32] r5:00001000 r4:e0021000 ** 1 printk messages dropped ** [ 1332.930764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1332.930998][ T32] r10:61c88647 r9:851e6c00 r8:84a4202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.931381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1332.932536][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1332.933009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1332.933680][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1332.934172][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1332.934629][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1332.935500][ T32] r5:851e1800 r4:8291a680 ** 3 printk messages dropped ** [ 1332.935802][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.936134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1332.936436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.936978][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.937433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.938155][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1332.956549][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1332.956796][ T32] r4:e0585dc0 [ 1332.956849][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.956963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.957028][ T32] r4:00000000 [ 1332.957075][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.957169][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.957236][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.957354][ T32] r5:00001000 r4:dfbdd000 [ 1332.957403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.957487][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.957596][ T32] r5:84be838c r4:84be8000 [ 1332.957662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.957829][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1332.957887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.957956][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.957994][ T32] r4:848ec200 [ 1332.958019][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.958068][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1332.958115][ T32] r4:00000001 [ 1332.958139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.958177][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.958296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.968098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.968212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.968744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.968837][ T32] r4:849b9d40 [ 1332.968897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.968934][ T32] INFO: task kworker/1:442:4456 blocked for more than 459 seconds. [ 1332.968969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.969006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.969046][ T32] task:kworker/1:442 state:D stack:0 pid:4456 tgid:4456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.969111][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.969228][ T32] Call trace: [ 1332.969388][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.969449][ T32] r10:8291a684 r9:eae59d84 r8:00000002 r7:60000013 r6:eae59d8c r5:85250000 [ 1332.969497][ T32] r4:85250000 [ 1332.969523][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.969568][ T32] r5:85250000 r4:8291a680 [ 1332.969590][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.969629][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.969683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1332.969711][ T32] r4:00000000 [ 1332.969731][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.969784][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1332.969831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.969873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f7c40 [ 1332.969922][ T32] r4:00000000 [ 1332.969946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.970007][ T32] r9:83018205 r8:85250000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1332.970036][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.970083][ T32] r5:00001000 r4:e4829000 [ 1332.970128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.970172][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.970239][ T32] r5:851a3b8c r4:851a3800 [ 1332.970263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.970343][ T32] r7:ddde2d80 r6:83018200 r5:851a3b8c r4:84a42080 [ 1332.970368][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.970461][ T32] r10:61c88647 r9:85250000 r8:84a420ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.970512][ T32] r4:84a42080 [ 1332.970551][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.970601][ T32] r10:00000000 r9:84a42080 r8:80287e08 r7:ead39e60 r6:84a42380 r5:85250000 [ 1332.970624][ T32] r4:00000001 [ 1332.970644][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.970681][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1332.970709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.970748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.970783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.970888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.970928][ T32] r4:850f7d40 [ 1332.971429][ T32] INFO: task kworker/1:442:4456 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.971526][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.971713][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.971783][ T32] Call trace: [ 1332.971870][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1332.972111][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.972140][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.972169][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.972194][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.972219][ T32] r5:900b0013 r4:80239bb0 [ 1332.972265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.972360][ T32] r4:82ac21e4 [ 1332.972384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.972427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.972477][ T32] r4:e0585dc0 [ 1332.972500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.972567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.972693][ T32] r4:00000000 [ 1332.972761][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.972823][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.972847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.972890][ T32] r5:00001000 r4:dfbdd000 [ 1332.972910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1332.972974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.973020][ T32] r5:84be838c r4:84be8000 [ 1332.973045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.973094][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1332.973129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.973179][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.973227][ T32] r4:848ec200 [ 1332.973260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.973309][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1332.973381][ T32] r4:00000001 [ 1332.973404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.973466][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1332.973519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.973575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.973605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.973686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.973739][ T32] r4:849b9d40 [ 1332.973792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.973852][ T32] INFO: task kworker/1:443:4458 blocked for more than 459 seconds. [ 1332.973908][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1332.973961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.974006][ T32] task:kworker/1:443 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.974125][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.974228][ T32] Call trace: [ 1332.974296][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1332.974394][ T32] r10:8291a684 r9:eae5dd84 r8:00000002 r7:60000013 r6:eae5dd8c r5:85251800 [ 1332.974445][ T32] r4:85251800 [ 1332.974490][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1332.974581][ T32] r5:85251800 r4:8291a680 [ 1332.974628][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.974714][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.974855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1332.974916][ T32] r4:00000000 [ 1332.974982][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1332.975063][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.975215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8040 ** 6 printk messages dropped ** [ 1332.975720][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1332.976054][ T32] r7:ddde2d80 r6:83018200 r5:851a3f8c r4:84a42200 ** 4 printk messages dropped ** [ 1332.976362][ T32] r10:00000000 r9:84a42200 r8:80287e08 r7:eae59e60 r6:84a42300 r5:85251800 ** 9 printk messages dropped ** [ 1332.977158][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1332.977863][ T32] r5:900b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1332.978106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1332.993396][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1332.993715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.994377][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1332.994788][ T32] r4:85250c00 ** 4 printk messages dropped ** [ 1332.995038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 ** 8 printk messages dropped ** [ 1332.995574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.995688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.995734][ T32] r5:8528978c r4:85289400 [ 1332.995806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1332.995882][ T32] r7:ddde2d80 r6:83018200 r5:8528978c r4:84a42400 [ 1332.995918][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1332.995969][ T32] r10:61c88647 r9:85250c00 r8:84a4242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.996004][ T32] r4:84a42400 [ 1332.996032][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1332.996078][ T32] r10:00000000 r9:84a42400 r8:80287e08 r7:eae5de60 r6:84a42480 r5:85250c00 [ 1332.996126][ T32] r4:00000001 [ 1332.996150][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.996198][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1332.996325][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.996358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.996385][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.996415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1332.996537][ T32] r4:850f7ec0 [ 1332.997006][ T32] INFO: task kworker/1:444:4460 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1332.997045][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.997104][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.997196][ T32] Call trace: [ 1332.997286][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1332.997340][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1332.997366][ T32] r4:00000000 [ 1332.997397][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.997448][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1332.997502][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1332.997561][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1332.997597][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1332.997646][ T32] r5:900b0013 r4:80239bb0 [ 1332.997670][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.997712][ T32] r4:82ac21e4 [ 1332.997732][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.997782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1332.997806][ T32] r4:e0585dc0 [ 1332.997825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1332.997866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1332.997912][ T32] r4:00000000 [ 1332.997937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1332.997982][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1332.998006][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1332.998047][ T32] r5:00001000 r4:dfbdd000 ** 1 printk messages dropped ** [ 1332.998104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.011128][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.011539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.012219][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1333.012800][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.013091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dab40 ** 6 printk messages dropped ** [ 1333.013522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.013811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.014452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.015947][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.016423][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1333.017090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1333.017841][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.029705][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.030088][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.030463][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.030921][ T32] r5:00001000 r4:eaafb000 ** 1 printk messages dropped ** [ 1333.030980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.031309][ T32] r10:00000000 r9:84a42580 r8:80287e08 r7:eae65e60 r6:84a42680 r5:85254800 ** 6 printk messages dropped ** [ 1333.031727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1333.033151][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1333.033823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 12 printk messages dropped ** [ 1333.034899][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1333.035126][ T32] r4:00000001 [ 1333.035178][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.035256][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.035344][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.035416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.035480][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.035601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.035663][ T32] r4:849b9d40 [ 1333.035710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.035762][ T32] INFO: task kworker/1:446:4467 blocked for more than 459 seconds. [ 1333.035840][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.035892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.035939][ T32] task:kworker/1:446 state:D stack:0 pid:4467 tgid:4467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.036045][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.036132][ T32] Call trace: [ 1333.036219][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.036327][ T32] r10:8291a684 r9:eae75d84 r8:00000002 r7:60000113 r6:eae75d8c r5:85253000 [ 1333.036403][ T32] r4:85253000 [ 1333.036451][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.036547][ T32] r5:85253000 r4:8291a680 [ 1333.036647][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.036750][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.036863][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1333.036919][ T32] r4:00000000 [ 1333.036983][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.037064][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.037163][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.037261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c83c0 [ 1333.037312][ T32] r4:00000000 [ 1333.037360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.037457][ T32] r9:83018205 r8:85253000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1333.037527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.037656][ T32] r5:00001000 r4:eab11000 [ 1333.037730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.037831][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.037925][ T32] r5:8528878c r4:85288400 [ 1333.037971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.038064][ T32] r7:ddde2d80 r6:83018200 r5:8528878c r4:84a42700 [ 1333.038110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.038274][ T32] r10:61c88647 r9:85253000 r8:84a4272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.057471][ T32] r4:84a42700 [ 1333.057526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.057603][ T32] r10:00000000 r9:84a42700 r8:80287e08 r7:eae65e60 r6:84a42800 r5:85253000 [ 1333.057628][ T32] r4:00000001 [ 1333.057649][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.057689][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1333.057720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.057750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.057788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.057819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1333.058982][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.059327][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1333.059732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1333.060243][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.060469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.060802][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.061385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.061761][ T32] r5:00001000 r4:eab6f000 ** 1 printk messages dropped ** [ 1333.061905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.062337][ T32] r10:00000000 r9:84a1a580 r8:80287e08 r7:eae25e60 r6:84a1a680 r5:85256000 ** 9 printk messages dropped ** [ 1333.063150][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1333.064102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 12 printk messages dropped ** [ 1333.064613][ T32] r4:848ec200 [ 1333.064633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.064690][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.064717][ T32] r4:00000001 [ 1333.064747][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.064800][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.064830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.064878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.064907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.064936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.064957][ T32] r4:849b9d40 [ 1333.064977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.065030][ T32] INFO: task kworker/0:227:4471 blocked for more than 459 seconds. [ 1333.065062][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.065098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.065123][ T32] task:kworker/0:227 state:D stack:0 pid:4471 tgid:4471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.065205][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.065316][ T32] Call trace: [ 1333.065488][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.065556][ T32] r10:8291a684 r9:eae55d84 r8:00000002 r7:60000113 r6:eae55d8c r5:85220c00 [ 1333.065696][ T32] r4:85220c00 [ 1333.065776][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.065888][ T32] r5:85220c00 r4:8291a680 [ 1333.065950][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.066053][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.066145][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1333.066210][ T32] r4:00000000 [ 1333.066255][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.066330][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.066406][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.066490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850da840 [ 1333.066537][ T32] r4:00000000 [ 1333.066579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.066665][ T32] r9:83018005 r8:85220c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1333.066734][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.066890][ T32] r5:00001000 r4:eabd7000 [ 1333.066937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.066983][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.067027][ T32] r5:850cc78c r4:850cc400 [ 1333.067151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.067201][ T32] r7:dddced80 r6:83018000 r5:850cc78c r4:84a1a600 [ 1333.067225][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.067274][ T32] r10:61c88647 r9:85220c00 r8:84a1a62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.067297][ T32] r4:84a1a600 [ 1333.067443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.067492][ T32] r10:00000000 r9:84a1a600 r8:80287e08 r7:eae25e60 r6:84a1a780 r5:85220c00 [ 1333.067515][ T32] r4:00000001 [ 1333.067533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.067570][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1333.067597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.067648][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.067719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.067752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.067787][ T32] r4:850dac80 [ 1333.068055][ T32] INFO: task kworker/0:227:4471 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.068096][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.068194][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.068245][ T32] Call trace: [ 1333.082129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.082225][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.082301][ T32] r4:00000000 [ 1333.082358][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.082413][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.082449][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.082530][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.082560][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.082584][ T32] r5:900b0013 r4:80239bb0 [ 1333.082604][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.082647][ T32] r4:82ac21e4 [ 1333.082743][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.082795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1333.083357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.083805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1333.083898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.083934][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.084010][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.084144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.084176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.084253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.084279][ T32] r4:849b9d40 [ 1333.084304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.084333][ T32] INFO: task kworker/1:447:4472 blocked for more than 459 seconds. [ 1333.084367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.084406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.084480][ T32] task:kworker/1:447 state:D stack:0 pid:4472 tgid:4472 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.084594][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.084720][ T32] Call trace: [ 1333.084754][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.084920][ T32] r10:8291a684 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:85220000 [ 1333.084962][ T32] r4:85220000 [ 1333.085011][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.085071][ T32] r5:85220000 r4:8291a680 [ 1333.085093][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.085156][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.085205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1333.085228][ T32] r4:00000000 [ 1333.085247][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.085281][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.085315][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.085381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850c8840 [ 1333.085408][ T32] r4:00000000 [ 1333.085430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.085480][ T32] r9:83018205 r8:85220000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1333.085502][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.085544][ T32] r5:00001000 r4:eab83000 [ 1333.085589][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.085632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.085674][ T32] r5:85288b8c r4:85288800 [ 1333.085694][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.085871][ T32] r10:61c88647 r9:85220000 r8:84a4262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.086326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.087404][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.087831][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 7 printk messages dropped ** [ 1333.103631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.104445][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1333.105020][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.105443][ T32] INFO: task kworker/1:448:4474 blocked for more than 459 seconds. ** 10 printk messages dropped ** [ 1333.106461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1333.106911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.107262][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.107591][ T32] r10:00000000 r9:84a42780 r8:80287e08 r7:eae65e60 r6:84a1a700 r5:85222400 ** 9 printk messages dropped ** [ 1333.116921][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.117586][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.117827][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.118205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.125910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.126534][ T32] task:kworker/1:449 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.127467][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.127941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.128201][ T32] r10:61c88647 r9:85223000 r8:84a4292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.132342][ T32] r10:00000000 r9:84a42900 r8:80287e08 r7:eae65e60 r6:84a1a800 r5:85223000 [ 1333.132367][ T32] r4:00000001 [ 1333.132387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.132426][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.132480][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.132515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.132549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.132580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.132608][ T32] r4:850c89c0 [ 1333.133052][ T32] INFO: task kworker/1:449:4477 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.133090][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.133216][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.133297][ T32] Call trace: [ 1333.133329][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.133382][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.133408][ T32] r4:00000000 [ 1333.133478][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.133524][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.133552][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.133629][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.133663][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.133712][ T32] r5:900b0013 r4:80239bb0 [ 1333.133782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.133830][ T32] r4:82ac21e4 [ 1333.133851][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.133916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.133992][ T32] r4:e0585dc0 [ 1333.134016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.134108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.134135][ T32] r4:00000000 [ 1333.134156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.134203][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.134225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.134405][ T32] r5:00001000 r4:dfbdd000 [ 1333.134429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.134473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.134610][ T32] r5:84be838c r4:84be8000 [ 1333.134634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.134730][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.134781][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.134864][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.134894][ T32] r4:848ec200 [ 1333.134914][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.134987][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.135014][ T32] r4:00000001 [ 1333.135034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.135071][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.135097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.135178][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.135288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.135323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.135346][ T32] r4:849b9d40 [ 1333.135370][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.135397][ T32] INFO: task kworker/0:228:4479 blocked for more than 459 seconds. [ 1333.135447][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.135492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.135521][ T32] task:kworker/0:228 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.135626][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.135670][ T32] Call trace: [ 1333.135718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1333.135902][ T32] r5:85223c00 r4:8291a680 ** 5 printk messages dropped ** [ 1333.136253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.136690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.136737][ T32] r5:850ccf8c r4:850ccc00 [ 1333.136758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.136811][ T32] r7:dddced80 r6:83018000 r5:850ccf8c r4:84a1a880 [ 1333.136833][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.136879][ T32] r10:61c88647 r9:85223c00 r8:84a1a8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.136901][ T32] r4:84a1a880 [ 1333.136920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.136965][ T32] r10:00000000 r9:84a1a880 r8:80287e08 r7:eae25e60 r6:84a1aa00 r5:85223c00 [ 1333.136995][ T32] r4:00000001 [ 1333.137127][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.137167][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1333.137194][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.137246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.137277][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.137357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.137438][ T32] r4:850dafc0 ** 1 printk messages dropped ** [ 1333.137785][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.154740][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.155135][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.155366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.156032][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.156382][ T32] INFO: task kworker/1:450:4481 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1333.157102][ T32] r5:85225400 r4:8291a680 ** 5 printk messages dropped ** [ 1333.157327][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.157612][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.157798][ T32] r7:ddde2d80 r6:83018200 r5:85289b8c r4:84a42b00 ** 4 printk messages dropped ** [ 1333.158052][ T32] r10:00000000 r9:84a42b00 r8:80287e08 r7:eae65e60 r6:84a1a900 r5:85225400 ** 9 printk messages dropped ** [ 1333.162587][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.163437][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.163887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 6 printk messages dropped ** [ 1333.164417][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.164505][ T32] r5:84be838c r4:84be8000 [ 1333.164554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.164645][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.164689][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.164805][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.164865][ T32] r4:848ec200 [ 1333.164918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.165043][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1333.165611][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.166036][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.166886][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1333.167572][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.167923][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.168050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.181008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.182045][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1333.182467][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.182587][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1333.182913][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1333.183227][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.183704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1333.184644][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.185429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.186190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.186617][ T32] r10:61c88647 r9:85226000 r8:84a42cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.187382][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.199947][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.200115][ T32] r5:900b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.200357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1333.200735][ T32] r5:84be838c r4:84be8000 [ 1333.200759][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.200839][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.200880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.200932][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.200960][ T32] r4:848ec200 [ 1333.200982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.201028][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.201050][ T32] r4:00000001 [ 1333.201070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.201117][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.201145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.201189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.201243][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.201275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.201313][ T32] r4:849b9d40 [ 1333.201344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.201401][ T32] INFO: task kworker/1:453:4486 blocked for more than 459 seconds. [ 1333.201463][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.201497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.201546][ T32] task:kworker/1:453 state:D stack:0 pid:4486 tgid:4486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.201598][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.201656][ T32] Call trace: [ 1333.201719][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.201794][ T32] r10:8291a684 r9:eaea9d84 r8:00000002 r7:60000013 r6:eaea9d8c r5:85221800 [ 1333.201822][ T32] r4:85221800 [ 1333.201842][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.201886][ T32] r5:85221800 r4:8291a680 [ 1333.201922][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.201991][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.202042][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1333.202066][ T32] r4:00000000 [ 1333.202086][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.202121][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.202155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.202197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe400 [ 1333.202219][ T32] r4:00000000 [ 1333.202263][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.202310][ T32] r9:83018205 r8:85221800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1333.202332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.202373][ T32] r5:00001000 r4:dfa27000 [ 1333.202417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.202462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.202529][ T32] r5:8528bb8c r4:8528b800 [ 1333.202559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.202606][ T32] r7:ddde2d80 r6:83018200 r5:8528bb8c r4:84a42d00 [ 1333.202627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.202673][ T32] r10:61c88647 r9:85221800 r8:84a42d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.202696][ T32] r4:84a42d00 [ 1333.202751][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.202805][ T32] r10:00000000 r9:84a42d00 r8:80287e08 r7:eae9de60 r6:84a1ab00 r5:85221800 [ 1333.202865][ T32] r4:00000001 [ 1333.202907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.202964][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1333.202992][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.203047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.203122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.204324][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1333.204855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1333.205364][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.205805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.206312][ T32] task:kworker/1:454 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.206983][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1333.207120][ T32] r4:00000000 [ 1333.207140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.207197][ T32] r9:83018205 r8:85226c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1333.207222][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.207266][ T32] r5:00001000 r4:ead2f000 [ 1333.207346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.207395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.207462][ T32] r5:8528a78c r4:8528a400 [ 1333.207518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.207594][ T32] r7:ddde2d80 r6:83018200 r5:8528a78c r4:84a42b80 [ 1333.207646][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.207849][ T32] r10:61c88647 r9:85226c00 r8:84a42bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.207938][ T32] r4:84a42b80 [ 1333.207997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.208096][ T32] r10:00000000 r9:84a42b80 r8:80287e08 r7:eaea9e60 r6:84a1ab80 r5:85226c00 [ 1333.208148][ T32] r4:00000001 [ 1333.208213][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.226936][ T32] Exception stack(0xeaeb1fb0 to 0xeaeb1ff8) [ 1333.226999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.227032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.227098][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.227136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.227160][ T32] r4:850c8f40 [ 1333.227628][ T32] INFO: task kworker/1:454:4488 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.227677][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.227751][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.228033][ T32] Call trace: [ 1333.228084][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.228146][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.228170][ T32] r4:00000000 [ 1333.228190][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.234722][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.234856][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.234893][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.234919][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.234946][ T32] r5:900b0013 r4:80239bb0 [ 1333.234993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.235114][ T32] r4:82ac21e4 [ 1333.235141][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.235186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.235211][ T32] r4:e0585dc0 [ 1333.235230][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.235272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.235294][ T32] r4:00000000 [ 1333.235313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.235359][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.235380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.235424][ T32] r5:00001000 r4:dfbdd000 [ 1333.235448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.235522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.235571][ T32] r5:84be838c r4:84be8000 [ 1333.235593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.235640][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.235667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.235766][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.235800][ T32] r4:848ec200 [ 1333.235821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.235867][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.235903][ T32] r4:00000001 [ 1333.235951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.235991][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.236057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.236166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.236196][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.236712][ T32] task:kworker/1:455 state:D stack:0 pid:4490 tgid:4490 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.237527][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.237824][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.238115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.244283][ T32] r10:00000000 r9:84a42c00 r8:80287e08 r7:eaea9e60 r6:84a1ac00 r5:8487ec00 [ 1333.244356][ T32] r4:00000001 [ 1333.244405][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.244482][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1333.244538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.244612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.244690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.244758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.244841][ T32] r4:850f7d40 [ 1333.245377][ T32] INFO: task kworker/1:455:4490 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.245425][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.245531][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.245584][ T32] Call trace: [ 1333.245658][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.245739][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.245784][ T32] r4:00000000 [ 1333.245808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.245851][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.245879][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.245907][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.245959][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.245987][ T32] r5:900b0013 r4:80239bb0 [ 1333.246012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.246055][ T32] r4:82ac21e4 [ 1333.246076][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.246118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.246191][ T32] r4:e0585dc0 [ 1333.246215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.246257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.246280][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.246476][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.246963][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.247231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.247547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.247971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.255902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.255948][ T32] r5:8528af8c r4:8528ac00 [ 1333.255969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.256232][ T32] r7:ddde2d80 r6:83018200 r5:8528af8c r4:84a42e00 [ 1333.256357][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.256410][ T32] r10:61c88647 r9:847e8c00 r8:84a42e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.256433][ T32] r4:84a42e00 [ 1333.256454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.256525][ T32] r10:00000000 r9:84a42e00 r8:80287e08 r7:eaea9e60 r6:84a1ac80 r5:847e8c00 [ 1333.256552][ T32] r4:00000001 [ 1333.256573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.256633][ T32] Exception stack(0xeaec1fb0 to 0xeaec1ff8) [ 1333.256663][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.256691][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.256717][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.256745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.256769][ T32] r4:850c8380 [ 1333.257280][ T32] INFO: task kworker/1:456:4492 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.257321][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.257540][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.257592][ T32] Call trace: [ 1333.257746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.257809][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.257860][ T32] r4:00000000 [ 1333.257884][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.257924][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.257975][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.258032][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.258076][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.258127][ T32] r5:900b0013 r4:80239bb0 [ 1333.258174][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.258220][ T32] r4:82ac21e4 [ 1333.258293][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.267583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1333.267846][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.268094][ T32] r5:00001000 r4:dfbdd000 ** 1 printk messages dropped ** [ 1333.268184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.269084][ T32] r5:84be838c r4:84be8000 [ 1333.269114][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.269193][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.269221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.269271][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.269294][ T32] r4:848ec200 [ 1333.269313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.269359][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.269382][ T32] r4:00000001 [ 1333.269408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.269447][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.269476][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.269505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.269534][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.269562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.269743][ T32] r4:849b9d40 [ 1333.269779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.269819][ T32] INFO: task kworker/1:457:4494 blocked for more than 459 seconds. [ 1333.269854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.269879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.269901][ T32] task:kworker/1:457 state:D stack:0 pid:4494 tgid:4494 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.269986][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.270182][ T32] Call trace: [ 1333.270220][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.270273][ T32] r10:8291a684 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:847ea400 [ 1333.270466][ T32] r4:847ea400 [ 1333.270491][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.270535][ T32] r5:847ea400 r4:8291a680 [ 1333.270615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.270660][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.270702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1333.270751][ T32] r4:00000000 [ 1333.270780][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.270944][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.271007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.271056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe140 [ 1333.271080][ T32] r4:00000000 [ 1333.271250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.271303][ T32] r9:83018205 r8:847ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1333.271353][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.271399][ T32] r5:00001000 r4:ead6b000 [ 1333.271420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.271459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.271501][ T32] r5:8528b38c r4:8528b000 [ 1333.271521][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.271663][ T32] r7:ddde2d80 r6:83018200 r5:8528b38c r4:84a42f80 [ 1333.271704][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.271776][ T32] r10:61c88647 r9:847ea400 r8:84a42fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.271866][ T32] r4:84a42f80 [ 1333.271987][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.272037][ T32] r10:00000000 r9:84a42f80 r8:80287e08 r7:eaea9e60 r6:84a1ad00 r5:847ea400 [ 1333.272085][ T32] r4:00000001 [ 1333.272182][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.272297][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.272330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.272359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.272414][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.272478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.272504][ T32] r4:850fe200 [ 1333.272949][ T32] INFO: task kworker/1:457:4494 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.273004][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.273269][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.273402][ T32] Call trace: [ 1333.273735][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.273917][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.273954][ T32] r4:00000000 [ 1333.273976][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.274018][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.274050][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.274079][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.274284][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.274313][ T32] r5:900b0013 r4:80239bb0 [ 1333.274333][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.274376][ T32] r4:82ac21e4 [ 1333.274397][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.274439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.274461][ T32] r4:e0585dc0 [ 1333.274634][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.274779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.274807][ T32] r4:00000000 [ 1333.274869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.274945][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.274971][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.275040][ T32] r5:00001000 r4:dfbdd000 [ 1333.275240][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.275339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.275387][ T32] r5:84be838c r4:84be8000 [ 1333.275408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.275460][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.275484][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.275720][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.275748][ T32] r4:848ec200 [ 1333.275825][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.275878][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.275928][ T32] r4:00000001 [ 1333.275951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.275989][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.276111][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.276146][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.276236][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.276273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.276344][ T32] r4:849b9d40 [ 1333.276369][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.276445][ T32] INFO: task kworker/1:458:4496 blocked for more than 459 seconds. [ 1333.276502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.276573][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.276632][ T32] task:kworker/1:458 state:D stack:0 pid:4496 tgid:4496 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.276764][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.277178][ T32] r5:847e9800 r4:8291a680 ** 7 printk messages dropped ** [ 1333.277541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe2c0 ** 6 printk messages dropped ** [ 1333.277921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.277969][ T32] r5:8528b78c r4:8528b400 [ 1333.278015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.278087][ T32] r7:ddde2d80 r6:83018200 r5:8528b78c r4:84a42a00 [ 1333.278111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.278159][ T32] r10:61c88647 r9:847e9800 r8:84a42a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.278181][ T32] r4:84a42a00 [ 1333.278199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.291573][ T32] r10:00000000 r9:84a42a00 r8:80287e08 r7:eaea9e60 r6:84a1ad80 r5:847e9800 [ 1333.291707][ T32] r4:00000001 [ 1333.291739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.291809][ T32] Exception stack(0xead99fb0 to 0xead99ff8) [ 1333.291961][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.291994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.292022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.292101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.292128][ T32] r4:850fe100 [ 1333.292615][ T32] INFO: task kworker/1:458:4496 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.292751][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.292833][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.292889][ T32] Call trace: [ 1333.293111][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.293166][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.293190][ T32] r4:00000000 [ 1333.293261][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.293310][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.293341][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.293390][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.293419][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.293503][ T32] r5:900b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.293731][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1333.294134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.294846][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1333.295242][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.295802][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.296351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.296758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe680 [ 1333.296840][ T32] r4:00000000 [ 1333.296868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.296913][ T32] r9:83018205 r8:847e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1333.297009][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.297103][ T32] r5:00001000 r4:e00e7000 [ 1333.297126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.297205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.297290][ T32] r5:8528c38c r4:8528c000 [ 1333.297314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.297387][ T32] r7:ddde2d80 r6:83018200 r5:8528c38c r4:84a42e80 [ 1333.297412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.297460][ T32] r10:61c88647 r9:847e8000 r8:84a42eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.297483][ T32] r4:84a42e80 [ 1333.297502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.297546][ T32] r10:00000000 r9:84a42e80 r8:80287e08 r7:eaea9e60 r6:84a1ae00 r5:847e8000 [ 1333.297569][ T32] r4:00000001 [ 1333.297589][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.297638][ T32] Exception stack(0xeadddfb0 to 0xeadddff8) [ 1333.297668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.297721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.297752][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.297790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.297813][ T32] r4:850fe280 [ 1333.298112][ T32] INFO: task kworker/1:459:4498 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.298301][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.310934][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.311107][ T32] Call trace: [ 1333.311151][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.311283][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.311387][ T32] r4:00000000 [ 1333.311412][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.311462][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.311494][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.311524][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.311550][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.311673][ T32] r5:900b0013 r4:80239bb0 [ 1333.311698][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.311742][ T32] r4:82ac21e4 [ 1333.311762][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.311839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.311891][ T32] r4:e0585dc0 [ 1333.311951][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.311997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.312144][ T32] r4:00000000 [ 1333.312343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.312444][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.312737][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.312792][ T32] r5:00001000 r4:dfbdd000 [ 1333.312815][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.312932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.313080][ T32] r5:84be838c r4:84be8000 [ 1333.313107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.313232][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.313258][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.313334][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1333.313457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.313839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.314665][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1333.315126][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.315339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe480 ** 6 printk messages dropped ** [ 1333.315556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.315745][ T32] r7:ddde2d80 r6:83018200 r5:8528bf8c r4:8481e000 ** 4 printk messages dropped ** [ 1333.316055][ T32] r10:00000000 r9:8481e000 r8:80287e08 r7:eaddde60 r6:84a1ae80 r5:847eb000 ** 9 printk messages dropped ** [ 1333.316963][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.317746][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.318002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.333887][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1333.334161][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.334456][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.334765][ T32] r4:849b9d40 [ 1333.334802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.334874][ T32] INFO: task kworker/1:461:4502 blocked for more than 459 seconds. [ 1333.334961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.334991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.335015][ T32] task:kworker/1:461 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.335164][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.335220][ T32] Call trace: [ 1333.335359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.335464][ T32] r10:8291a684 r9:eaed1d84 r8:00000002 r7:60000013 r6:eaed1d8c r5:847ebc00 [ 1333.335492][ T32] r4:847ebc00 [ 1333.335513][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.335556][ T32] r5:847ebc00 r4:8291a680 [ 1333.335576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.335615][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.335656][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [ 1333.335755][ T32] r4:00000000 [ 1333.335859][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.335949][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.335991][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.336061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478c640 [ 1333.336088][ T32] r4:00000000 [ 1333.336109][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.336155][ T32] r9:83018205 r8:847ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1333.336179][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.336227][ T32] r5:00001000 r4:eaa55000 [ 1333.336278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.336321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.336365][ T32] r5:8528e38c r4:8528e000 [ 1333.336385][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.336429][ T32] r7:ddde2d80 r6:83018200 r5:8528e38c r4:8481e080 [ 1333.336449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.336494][ T32] r10:61c88647 r9:847ebc00 r8:8481e0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.336517][ T32] r4:8481e080 [ 1333.336536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.336579][ T32] r10:00000000 r9:8481e080 r8:80287e08 r7:eaddde60 r6:84a1af00 r5:847ebc00 [ 1333.336621][ T32] r4:00000001 [ 1333.336641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.336677][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1333.336704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.336733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.336760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.336845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.336872][ T32] r4:850fe780 [ 1333.337309][ T32] INFO: task kworker/1:461:4502 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.337371][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.337699][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.337952][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1333.346245][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.346471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.346956][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1333.347199][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.347343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.347734][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.348164][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.354112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe700 ** 6 printk messages dropped ** [ 1333.354468][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.354666][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.356154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.357223][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1333.357593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1333.358001][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1333.369423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.369780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.370126][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.370573][ T32] r5:847eec00 r4:8291a680 [ 1333.370597][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.370791][ T32] r4:00000000 [ 1333.370853][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.370928][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.370975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.371065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe900 [ 1333.371212][ T32] r4:00000000 [ 1333.371288][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.371515][ T32] r9:83018205 r8:847eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1333.371546][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.371617][ T32] r5:00001000 r4:e0735000 [ 1333.371641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.371839][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.371886][ T32] r5:8528cb8c r4:8528c800 [ 1333.371908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.371980][ T32] r7:ddde2d80 r6:83018200 r5:8528cb8c r4:8481e280 [ 1333.372025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.372103][ T32] r10:61c88647 r9:847eec00 r8:8481e2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.372131][ T32] r4:8481e280 [ 1333.372150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.372196][ T32] r10:00000000 r9:8481e280 r8:80287e08 r7:eaed1e60 r6:852fb000 r5:847eec00 [ 1333.372219][ T32] r4:00000001 [ 1333.372313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.372363][ T32] Exception stack(0xeaee1fb0 to 0xeaee1ff8) [ 1333.372527][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.372572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.372604][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.372647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.372698][ T32] r4:850fe740 [ 1333.373188][ T32] INFO: task kworker/1:463:4506 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.373232][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.373361][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.373504][ T32] Call trace: [ 1333.373541][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.373682][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.373742][ T32] r4:00000000 [ 1333.373766][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.373818][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.373902][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.373940][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.373967][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.374009][ T32] r5:900b0013 r4:80239bb0 [ 1333.374206][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.374315][ T32] r4:82ac21e4 [ 1333.374339][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.374387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.374411][ T32] r4:e0585dc0 [ 1333.374430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.374501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.374532][ T32] r4:00000000 [ 1333.374554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.374622][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.374670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.374738][ T32] r5:00001000 r4:dfbdd000 [ 1333.374842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.374907][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.374961][ T32] r5:84be838c r4:84be8000 [ 1333.374984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.375054][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.375106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.375203][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.375270][ T32] r4:848ec200 [ 1333.375304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.375355][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.375379][ T32] r4:00000001 [ 1333.375398][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.375451][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.375504][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.375574][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.375604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.375656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.375729][ T32] r4:849b9d40 [ 1333.375765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.375819][ T32] INFO: task kworker/1:464:4508 blocked for more than 459 seconds. [ 1333.375880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.375913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.375946][ T32] task:kworker/1:464 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.376051][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.376115][ T32] Call trace: [ 1333.376174][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.376225][ T32] r10:8291a684 r9:eaee9d84 r8:00000002 r7:60000113 r6:eaee9d8c r5:847ee000 [ 1333.376302][ T32] r4:847ee000 [ 1333.376411][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.376481][ T32] r5:847ee000 r4:8291a680 [ 1333.376511][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.376551][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.376592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1333.376637][ T32] r4:00000000 [ 1333.376655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.376711][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.376750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.376802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fea40 [ 1333.376825][ T32] r4:00000000 [ 1333.376844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.376888][ T32] r9:83018205 r8:847ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1333.376909][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.377012][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.377057][ T32] r5:8528cf8c r4:8528cc00 ** 3 printk messages dropped ** [ 1333.377220][ T32] r10:61c88647 r9:847ee000 r8:8481e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.377283][ T32] r4:8481e100 [ 1333.377357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.377413][ T32] r10:00000000 r9:8481e100 r8:80287e08 r7:eaed1e60 r6:852fb080 r5:847ee000 [ 1333.377436][ T32] r4:00000001 [ 1333.377455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.377493][ T32] Exception stack(0xeaee9fb0 to 0xeaee9ff8) [ 1333.377551][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.377659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.377696][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.377725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.377747][ T32] r4:850fe740 [ 1333.378061][ T32] INFO: task kworker/1:464:4508 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.378097][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.378309][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.395040][ T32] Call trace: [ 1333.395092][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.395167][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.395192][ T32] r4:00000000 [ 1333.395213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.395255][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.395321][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.395358][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.395394][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.395445][ T32] r5:900b0013 r4:80239bb0 [ 1333.395470][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.395514][ T32] r4:82ac21e4 [ 1333.395534][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.395575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.395597][ T32] r4:e0585dc0 [ 1333.395631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.395676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.395698][ T32] r4:00000000 [ 1333.395717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.395803][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.395829][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.395877][ T32] r5:00001000 r4:dfbdd000 [ 1333.395898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.395970][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.396027][ T32] r5:84be838c r4:84be8000 [ 1333.396048][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.396117][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.396154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.396242][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.396273][ T32] r4:848ec200 [ 1333.396317][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.396373][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.396418][ T32] r4:00000001 [ 1333.396442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.396499][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.396528][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.396556][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.396626][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.396665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.396717][ T32] r4:849b9d40 [ 1333.396782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.396838][ T32] INFO: task kworker/1:465:4510 blocked for more than 459 seconds. [ 1333.396883][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.396932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.396958][ T32] task:kworker/1:465 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.397043][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.397138][ T32] Call trace: [ 1333.397193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.397264][ T32] r10:8291a684 r9:eaef5d84 r8:00000002 r7:60000113 r6:eaef5d8c r5:84ad0000 [ 1333.397291][ T32] r4:84ad0000 [ 1333.397331][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.397419][ T32] r5:84ad0000 r4:8291a680 [ 1333.397443][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.397504][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.397549][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaef5e08 [ 1333.397592][ T32] r4:00000000 [ 1333.397635][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.397672][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.397720][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.397804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850febc0 [ 1333.397832][ T32] r4:00000000 [ 1333.397853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.397896][ T32] r9:83018205 r8:84ad0000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1333.397938][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.397988][ T32] r5:00001000 r4:ea96f000 ** 1 printk messages dropped ** [ 1333.398072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.398119][ T32] r5:8528d38c r4:8528d000 [ 1333.398140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.398212][ T32] r7:ddde2d80 r6:83018200 r5:8528d38c r4:8481e380 [ 1333.398295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.406209][ T32] r4:8481e380 ** 2 printk messages dropped ** [ 1333.406363][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.406593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.407595][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1333.407808][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.408002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1333.414858][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.415213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.415570][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.415898][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.416203][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.416436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.416660][ T32] r7:ddde2d80 r6:83018200 r5:8528d78c r4:8481e400 ** 4 printk messages dropped ** [ 1333.416867][ T32] r10:00000000 r9:8481e400 r8:80287e08 r7:eaed1e60 r6:852fb180 r5:84ad1800 ** 9 printk messages dropped ** [ 1333.417571][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.418179][ T32] r5:900b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.426090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 4 printk messages dropped ** [ 1333.426283][ T32] r5:00001000 r4:dfbdd000 [ 1333.426304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.426343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.426385][ T32] r5:84be838c r4:84be8000 [ 1333.426421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.426470][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.426492][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.426558][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.426605][ T32] r4:848ec200 [ 1333.426651][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.426702][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.426726][ T32] r4:00000001 [ 1333.426745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.426811][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.426911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.426955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.426984][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.427038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.427086][ T32] r4:849b9d40 [ 1333.427114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.427144][ T32] INFO: task kworker/1:467:4514 blocked for more than 459 seconds. [ 1333.427196][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.427228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.427251][ T32] task:kworker/1:467 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.427352][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.427420][ T32] Call trace: [ 1333.427480][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.427554][ T32] r10:8291a684 r9:eaf09d84 r8:00000002 r7:60000013 r6:eaf09d8c r5:84ad3000 [ 1333.427587][ T32] r4:84ad3000 [ 1333.427607][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.427665][ T32] r5:84ad3000 r4:8291a680 [ 1333.427688][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.427749][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.427823][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf09e08 [ 1333.427891][ T32] r4:00000000 [ 1333.427935][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.427993][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.428036][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.428098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fee40 [ 1333.428123][ T32] r4:00000000 [ 1333.428143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.428189][ T32] r9:83018205 r8:84ad3000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1333.428212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.434103][ T32] r5:00001000 r4:eaa01000 [ 1333.434147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.434207][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.434250][ T32] r5:8528db8c r4:8528d800 [ 1333.434271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.434339][ T32] r7:ddde2d80 r6:83018200 r5:8528db8c r4:8481e480 [ 1333.434370][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.434418][ T32] r10:61c88647 r9:84ad3000 r8:8481e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.434441][ T32] r4:8481e480 [ 1333.434481][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.434531][ T32] r10:00000000 r9:8481e480 r8:80287e08 r7:eaed1e60 r6:852fb200 r5:84ad3000 [ 1333.434554][ T32] r4:00000001 [ 1333.434573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.434623][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1333.434656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.434686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.434711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.434749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.434785][ T32] r4:850fec80 [ 1333.435277][ T32] INFO: task kworker/1:467:4514 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.435321][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.435412][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.435490][ T32] Call trace: [ 1333.435522][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1333.435656][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1333.436008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1333.436531][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1333.436886][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1333.437049][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.437216][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.437580][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.437642][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.437710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf11e08 [ 1333.437754][ T32] r4:00000000 [ 1333.437785][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.437821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.437901][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.438016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fef40 [ 1333.438109][ T32] r4:00000000 [ 1333.438163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.446605][ T32] r9:83018205 r8:84ad2400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1333.446682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.446750][ T32] r5:00001000 r4:eaa19000 [ 1333.446784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.446871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.446919][ T32] r5:8528df8c r4:8528dc00 [ 1333.446940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.446987][ T32] r7:ddde2d80 r6:83018200 r5:8528df8c r4:8481e300 [ 1333.447033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.447102][ T32] r10:61c88647 r9:84ad2400 r8:8481e32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.447128][ T32] r4:8481e300 [ 1333.447148][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.447195][ T32] r10:00000000 r9:8481e300 r8:80287e08 r7:eaed1e60 r6:852fb280 r5:84ad2400 [ 1333.447220][ T32] r4:00000001 [ 1333.447243][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.447282][ T32] Exception stack(0xeaf11fb0 to 0xeaf11ff8) [ 1333.447311][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.447338][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.447364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.447391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.447434][ T32] r4:850fed40 [ 1333.447878][ T32] INFO: task kworker/1:468:4516 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.447915][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.447997][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.448083][ T32] Call trace: [ 1333.448142][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.448198][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.448252][ T32] r4:00000000 [ 1333.452288][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.452412][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.452448][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.452479][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.452504][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.452560][ T32] r5:900b0013 r4:80239bb0 [ 1333.452589][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.452653][ T32] r4:82ac21e4 [ 1333.452682][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 5 printk messages dropped ** [ 1333.452928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1333.453353][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1333.453519][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.453817][ T32] INFO: task kworker/1:469:4518 blocked for more than 459 seconds. ** 5 printk messages dropped ** [ 1333.454350][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.454880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.455166][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.455310][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.455560][ T32] r4:8481e580 ** 4 printk messages dropped ** [ 1333.455706][ T32] Exception stack(0xeaf19fb0 to 0xeaf19ff8) ** 6 printk messages dropped ** [ 1333.456367][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.456909][ T32] r5:900b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1333.457160][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1333.457556][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1333.457934][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1333.458281][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1333.468931][ T32] task:kworker/1:470 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.469408][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.469559][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.469838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.469986][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.470368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.471273][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.471429][ T32] Call trace: [ 1333.471490][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.471547][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.471572][ T32] r4:00000000 [ 1333.471627][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.471671][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.471700][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.471729][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.471754][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.471792][ T32] r5:900b0013 r4:80239bb0 [ 1333.471813][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.471882][ T32] r4:82ac21e4 [ 1333.471907][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.471978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.472004][ T32] r4:e0585dc0 [ 1333.472029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.472093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.472141][ T32] r4:00000000 [ 1333.472185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.472279][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.472355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.472450][ T32] r5:00001000 r4:dfbdd000 [ 1333.472497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.472589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.472694][ T32] r5:84be838c r4:84be8000 [ 1333.472751][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.472814][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.472835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.472892][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.472915][ T32] r4:848ec200 [ 1333.472951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.473001][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.473029][ T32] r4:00000001 [ 1333.473054][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.473094][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.473121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.473149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.473187][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.473233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.473265][ T32] r4:849b9d40 [ 1333.473290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.473316][ T32] INFO: task kworker/1:471:4523 blocked for more than 459 seconds. [ 1333.473344][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.473369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.473413][ T32] task:kworker/1:471 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.473468][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.473512][ T32] Call trace: [ 1333.473596][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.473684][ T32] r10:8291a684 r9:eaf1dd84 r8:00000002 r7:60000113 r6:eaf1dd8c r5:85256c00 [ 1333.473725][ T32] r4:85256c00 [ 1333.473752][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.473805][ T32] r5:85256c00 r4:8291a680 [ 1333.473843][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.473925][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.473974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf1de08 [ 1333.473998][ T32] r4:00000000 [ 1333.474043][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.474085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.474121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.474179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307340 [ 1333.474231][ T32] r4:00000000 [ 1333.474257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.474314][ T32] r9:83018205 r8:85256c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1333.474359][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.474414][ T32] r5:00001000 r4:eaae1000 [ 1333.474436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.474475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.474521][ T32] r5:8528f38c r4:8528f000 [ 1333.474544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.474612][ T32] r7:ddde2d80 r6:83018200 r5:8528f38c r4:8481e500 [ 1333.474648][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.474699][ T32] r10:61c88647 r9:85256c00 r8:8481e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.474722][ T32] r4:8481e500 [ 1333.474741][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.474798][ T32] r10:00000000 r9:8481e500 r8:80287e08 r7:eae8de60 r6:8481e700 r5:85256c00 [ 1333.474864][ T32] r4:00000001 [ 1333.474887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.474925][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 1333.474951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.474998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.475035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.475065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.475087][ T32] r4:85307240 [ 1333.475356][ T32] INFO: task kworker/1:471:4523 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.475391][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.475743][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1333.476150][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.476397][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1333.476796][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1333.476997][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1333.477123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.477184][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.477236][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.477268][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.477296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.477324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.477345][ T32] r4:849b9d40 [ 1333.477390][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.477422][ T32] INFO: task kworker/1:472:4525 blocked for more than 459 seconds. [ 1333.477453][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.477487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.477543][ T32] task:kworker/1:472 state:D stack:0 pid:4525 tgid:4525 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.477607][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.477684][ T32] Call trace: [ 1333.477735][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.477799][ T32] r10:8291a684 r9:eaf25d84 r8:00000002 r7:60000113 r6:eaf25d8c r5:85252400 [ 1333.477824][ T32] r4:85252400 [ 1333.477845][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.477888][ T32] r5:85252400 r4:8291a680 [ 1333.477920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.477986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.478039][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 [ 1333.478063][ T32] r4:00000000 [ 1333.478111][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.478156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.478193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.478323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307140 [ 1333.495681][ T32] r4:00000000 [ 1333.495747][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.495842][ T32] r9:83018205 r8:85252400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1333.495896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.495985][ T32] r5:00001000 r4:eaabb000 [ 1333.496046][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.496099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.496143][ T32] r5:8528ef8c r4:8528ec00 [ 1333.496163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.496210][ T32] r7:ddde2d80 r6:83018200 r5:8528ef8c r4:8481e780 [ 1333.496231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.496278][ T32] r10:61c88647 r9:85252400 r8:8481e7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.496301][ T32] r4:8481e780 [ 1333.496320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.496365][ T32] r10:00000000 r9:8481e780 r8:80287e08 r7:eaf1de60 r6:8481e180 r5:85252400 [ 1333.496389][ T32] r4:00000001 [ 1333.496419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.496461][ T32] Exception stack(0xeaf25fb0 to 0xeaf25ff8) [ 1333.496531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.496564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.496630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.496664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.496686][ T32] r4:85307240 [ 1333.497126][ T32] INFO: task kworker/1:472:4525 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 4 printk messages dropped ** [ 1333.497577][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1333.497991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1333.507037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.507451][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.507719][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.508041][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.512682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1333.513029][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.513280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.513491][ T32] r10:61c88647 r9:85258000 r8:8481e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.513717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.514475][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.514524][ T32] Call trace: [ 1333.514555][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.514604][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.514648][ T32] r4:00000000 [ 1333.514692][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.514734][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.514849][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.514898][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.514941][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.514968][ T32] r5:900b0013 r4:80239bb0 [ 1333.515012][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.515083][ T32] r4:82ac21e4 [ 1333.515112][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.515159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.515183][ T32] r4:e0585dc0 [ 1333.515203][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.515266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.515313][ T32] r4:00000000 [ 1333.515336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.515383][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.515404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.515460][ T32] r5:00001000 r4:dfbdd000 [ 1333.515483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.515522][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.515563][ T32] r5:84be838c r4:84be8000 [ 1333.515583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.515668][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.515730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.515785][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.515808][ T32] r4:848ec200 [ 1333.515827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.515874][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.515896][ T32] r4:00000001 [ 1333.515915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.515949][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.515976][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.516054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.516086][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.516115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.516137][ T32] r4:849b9d40 [ 1333.516157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1333.516543][ T32] r10:8291a684 r9:eae91d84 r8:00000002 r7:60000013 r6:eae91d8c r5:85258c00 ** 6 printk messages dropped ** [ 1333.516874][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.516977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.517375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.517418][ T32] r5:8528fb8c r4:8528f800 ** 1 printk messages dropped ** [ 1333.517503][ T32] r7:ddde2d80 r6:83018200 r5:8528fb8c r4:8481e980 ** 3 printk messages dropped ** [ 1333.517657][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.517952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.528943][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.529117][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 7 printk messages dropped ** [ 1333.529399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.529827][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1333.530057][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.530307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.530841][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1333.531216][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.531458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.531599][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.531644][ T32] r5:8529838c r4:85298000 ** 1 printk messages dropped ** [ 1333.531735][ T32] r7:ddde2d80 r6:83018200 r5:8529838c r4:8481ea00 [ 1333.531779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.531838][ T32] r10:61c88647 r9:85259800 r8:8481ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.531875][ T32] r4:8481ea00 [ 1333.531898][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.531943][ T32] r10:00000000 r9:8481ea00 r8:80287e08 r7:eae91e60 r6:8481ea80 r5:85259800 [ 1333.531992][ T32] r4:00000001 [ 1333.532015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.532050][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) [ 1333.532076][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.532103][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.532149][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.532180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.532222][ T32] r4:85307300 [ 1333.532636][ T32] INFO: task kworker/1:475:4530 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.532670][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.532809][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.532855][ T32] Call trace: [ 1333.532902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.532977][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.533032][ T32] r4:00000000 [ 1333.533060][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.533101][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.533128][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.533156][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.533181][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.533204][ T32] r5:900b0013 r4:80239bb0 [ 1333.533225][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.533265][ T32] r4:82ac21e4 [ 1333.533284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.533345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.533391][ T32] r4:e0585dc0 [ 1333.533418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.533461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.533483][ T32] r4:00000000 [ 1333.533522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.533575][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.533598][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.533639][ T32] r5:00001000 r4:dfbdd000 [ 1333.533658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.533717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.533769][ T32] r5:84be838c r4:84be8000 [ 1333.533803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.533853][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.533874][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.533952][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.533979][ T32] r4:848ec200 [ 1333.534020][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.534088][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.534120][ T32] r4:00000001 [ 1333.534139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.534175][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.534210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.534242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.534268][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.534296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.534318][ T32] r4:849b9d40 [ 1333.534338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.534362][ T32] INFO: task kworker/1:476:4533 blocked for more than 460 seconds. [ 1333.534387][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.534410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.534430][ T32] task:kworker/1:476 state:D stack:0 pid:4533 tgid:4533 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.534496][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.534561][ T32] Call trace: [ 1333.534595][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.534642][ T32] r10:8291a684 r9:eaf29d84 r8:00000002 r7:60000113 r6:eaf29d8c r5:84ad5400 [ 1333.534664][ T32] r4:84ad5400 [ 1333.534684][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.534742][ T32] r5:84ad5400 r4:8291a680 [ 1333.534774][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.534828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.534872][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf29e08 [ 1333.534894][ T32] r4:00000000 [ 1333.534913][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.534952][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.534988][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1333.535050][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.535298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.535348][ T32] r5:8528ff8c r4:8528fc00 [ 1333.535371][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1333.535641][ T32] r10:00000000 r9:8481eb00 r8:80287e08 r7:eaf31e60 r6:852fb380 r5:84ad5400 ** 7 printk messages dropped ** [ 1333.535968][ T32] r4:85307780 ** 3 printk messages dropped ** [ 1333.536409][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.536717][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1333.536952][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.537247][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.537473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.537872][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.557491][ T32] INFO: task kworker/1:477:4535 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.557957][ T32] r4:84ad0c00 ** 5 printk messages dropped ** [ 1333.558172][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.558679][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310040 ** 6 printk messages dropped ** [ 1333.559007][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.559314][ T32] r10:61c88647 r9:84ad0c00 r8:8481ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.559573][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.560466][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 7 printk messages dropped ** [ 1333.560816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.560861][ T32] r4:82ac21e4 [ 1333.560909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.560956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.560979][ T32] r4:e0585dc0 [ 1333.560998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.561038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.561060][ T32] r4:00000000 [ 1333.561083][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.561129][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.561150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.561191][ T32] r5:00001000 r4:dfbdd000 [ 1333.561210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.561249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.561290][ T32] r5:84be838c r4:84be8000 [ 1333.561311][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.561407][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.561435][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.561521][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.561547][ T32] r4:848ec200 [ 1333.561566][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.561612][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.561687][ T32] r4:00000001 [ 1333.561709][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.561745][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.561786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.561823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.561850][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.561904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.561930][ T32] r4:849b9d40 [ 1333.561951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.561988][ T32] INFO: task kworker/1:478:4538 blocked for more than 460 seconds. [ 1333.562024][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.562146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.562171][ T32] task:kworker/1:478 state:D stack:0 pid:4538 tgid:4538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.562245][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.562301][ T32] Call trace: [ 1333.562359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.562407][ T32] r10:8291a684 r9:eaf39d84 r8:00000002 r7:60000113 r6:eaf39d8c r5:84ad6000 [ 1333.562430][ T32] r4:84ad6000 [ 1333.562456][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.562504][ T32] r5:84ad6000 r4:8291a680 [ 1333.562552][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.562595][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.562637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf39e08 [ 1333.562659][ T32] r4:00000000 [ 1333.562688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.562726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.562794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.562920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307dc0 [ 1333.562972][ T32] r4:00000000 [ 1333.563047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.563099][ T32] r9:83018205 r8:84ad6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1333.563148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.563193][ T32] r5:00001000 r4:eadc9000 [ 1333.563213][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.563252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.563293][ T32] r5:8529878c r4:85298400 [ 1333.563313][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1333.563533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.563787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.564492][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1333.564779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1333.565047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.565117][ T32] r5:00001000 r4:dfbdd000 [ 1333.565142][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.565182][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.565246][ T32] r5:84be838c r4:84be8000 [ 1333.565271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.565372][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.565421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.565477][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.565502][ T32] r4:848ec200 [ 1333.565523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.565598][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.565625][ T32] r4:00000001 [ 1333.565672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.565710][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.565827][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.565861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.565915][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.565950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.566057][ T32] r4:849b9d40 [ 1333.566115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.566172][ T32] INFO: task kworker/0:229:4540 blocked for more than 460 seconds. [ 1333.566202][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.566226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.566307][ T32] task:kworker/0:229 state:D stack:0 pid:4540 tgid:4540 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.566354][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.566400][ T32] Call trace: [ 1333.566433][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.566522][ T32] r10:8291a684 r9:eaf41d84 r8:00000002 r7:60000113 r6:eaf41d8c r5:84ad6c00 [ 1333.566576][ T32] r4:84ad6c00 [ 1333.566619][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.566665][ T32] r5:84ad6c00 r4:8291a680 [ 1333.566695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.566736][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.566784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf41e08 [ 1333.566807][ T32] r4:00000000 [ 1333.566843][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.566878][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.566911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.566955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfe40 [ 1333.566979][ T32] r4:00000000 [ 1333.567019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.567067][ T32] r9:83018005 r8:84ad6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1333.567088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.567129][ T32] r5:00001000 r4:eb059000 [ 1333.567176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.567219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.567326][ T32] r7:dddced80 r6:83018000 r5:850cd78c r4:852fb600 ** 5 printk messages dropped ** [ 1333.567639][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.567809][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.584752][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.584895][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1333.585214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.585579][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1333.585786][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1333.586080][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.586283][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.586575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.586621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf45e08 [ 1333.586644][ T32] r4:00000000 [ 1333.586663][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.586796][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.586848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.586889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85307f00 [ 1333.587052][ T32] r4:00000000 [ 1333.587136][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.587223][ T32] r9:83018205 r8:84ad4800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1333.587248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.587390][ T32] r5:00001000 r4:eade7000 [ 1333.587413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.587453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.587494][ T32] r5:85298b8c r4:85298800 [ 1333.587514][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.587562][ T32] r7:ddde2d80 r6:83018200 r5:85298b8c r4:8481ed00 [ 1333.587583][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.587628][ T32] r10:61c88647 r9:84ad4800 r8:8481ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.587676][ T32] r4:8481ed00 [ 1333.587699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.587764][ T32] r10:00000000 r9:8481ed00 r8:80287e08 r7:eaf35e60 r6:852fb580 r5:84ad4800 [ 1333.587790][ T32] r4:00000001 [ 1333.587809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.587844][ T32] Exception stack(0xeaf45fb0 to 0xeaf45ff8) [ 1333.587869][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.588052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.588082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.588123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.588153][ T32] r4:85307d80 [ 1333.598992][ T32] INFO: task kworker/1:479:4541 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.599070][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.599186][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.599248][ T32] Call trace: [ 1333.599292][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.599352][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.599398][ T32] r4:00000000 [ 1333.599422][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.599464][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.599493][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.599521][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.599546][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.599579][ T32] r5:900b0013 r4:80239bb0 [ 1333.599603][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.599644][ T32] r4:82ac21e4 [ 1333.599686][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.599876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.599904][ T32] r4:e0585dc0 [ 1333.599925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.599989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.600015][ T32] r4:00000000 [ 1333.600059][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.600183][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.600209][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.600253][ T32] r5:00001000 r4:dfbdd000 [ 1333.600294][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.600342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.600384][ T32] r5:84be838c r4:84be8000 [ 1333.600444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.600494][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.600527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.600628][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1333.600868][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1333.601015][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.601259][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.601324][ T32] Call trace: [ 1333.601358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.601427][ T32] r10:8291a684 r9:eaf59d84 r8:00000002 r7:60000113 r6:eaf59d8c r5:852c8000 [ 1333.601453][ T32] r4:852c8000 [ 1333.601474][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.601538][ T32] r5:852c8000 r4:8291a680 [ 1333.601561][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.601601][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.601674][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [ 1333.601708][ T32] r4:00000000 [ 1333.601730][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.601772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.601819][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.601876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a01000 [ 1333.601901][ T32] r4:00000000 [ 1333.601963][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.602029][ T32] r9:83018205 r8:852c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1333.602075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.602125][ T32] r5:00001000 r4:eadf5000 [ 1333.602157][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.602220][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.602279][ T32] r5:85298f8c r4:85298c00 [ 1333.602383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.602433][ T32] r7:ddde2d80 r6:83018200 r5:85298f8c r4:8481ee00 [ 1333.602454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.602522][ T32] r10:61c88647 r9:852c8000 r8:8481ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.602564][ T32] r4:8481ee00 [ 1333.602586][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.602631][ T32] r10:00000000 r9:8481ee00 r8:80287e08 r7:eaf35e60 r6:852fb680 r5:852c8000 [ 1333.602653][ T32] r4:00000001 [ 1333.602672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.602735][ T32] Exception stack(0xeaf59fb0 to 0xeaf59ff8) [ 1333.602769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.602799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.602840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.602897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.602923][ T32] r4:84a01cc0 [ 1333.603196][ T32] INFO: task kworker/1:480:4544 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 2 printk messages dropped ** [ 1333.603397][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.603594][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1333.603950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1333.604450][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1333.604624][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.604902][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.605216][ T32] task:kworker/1:481 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.605605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1333.606091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.606265][ T32] r7:ddde2d80 r6:83018200 r5:8529978c r4:8481ed80 ** 5 printk messages dropped ** [ 1333.606450][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.606690][ T32] r4:85310080 ** 3 printk messages dropped ** [ 1333.607082][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.607324][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 7 printk messages dropped ** [ 1333.607596][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1333.607890][ T32] r5:00001000 r4:dfbdd000 ** 2 printk messages dropped ** [ 1333.607994][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1333.624538][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 2 printk messages dropped ** [ 1333.624681][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.624712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.624742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.624781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.624812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.624835][ T32] r4:849b9d40 [ 1333.624882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.624942][ T32] INFO: task kworker/1:482:4548 blocked for more than 460 seconds. [ 1333.624984][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.625010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.625070][ T32] task:kworker/1:482 state:D stack:0 pid:4548 tgid:4548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.625154][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.625205][ T32] Call trace: [ 1333.625261][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.625318][ T32] r10:8291a684 r9:eaf69d84 r8:00000002 r7:60000113 r6:eaf69d8c r5:852cb000 [ 1333.625355][ T32] r4:852cb000 [ 1333.625401][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.625457][ T32] r5:852cb000 r4:8291a680 [ 1333.625512][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.625581][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.625649][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 1333.625735][ T32] r4:00000000 [ 1333.625782][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.625822][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.625881][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.625938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310440 [ 1333.625967][ T32] r4:00000000 [ 1333.625988][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.626035][ T32] r9:83018205 r8:852cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1333.626059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.626101][ T32] r5:00001000 r4:eae31000 [ 1333.626122][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.626187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.626241][ T32] r5:85299f8c r4:85299c00 [ 1333.626264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.626321][ T32] r7:ddde2d80 r6:83018200 r5:85299f8c r4:8481ef00 [ 1333.626366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.626418][ T32] r10:61c88647 r9:852cb000 r8:8481ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.626463][ T32] r4:8481ef00 [ 1333.626489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.626538][ T32] r10:00000000 r9:8481ef00 r8:80287e08 r7:eaf61e60 r6:852fb780 r5:852cb000 [ 1333.626585][ T32] r4:00000001 [ 1333.626609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.626647][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1333.626675][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.626705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.626732][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.626770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.626802][ T32] r4:85310080 [ 1333.627244][ T32] INFO: task kworker/1:482:4548 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.627287][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.627370][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.627449][ T32] Call trace: [ 1333.627501][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.627558][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.627583][ T32] r4:00000000 [ 1333.627613][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.627654][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.627712][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.627747][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.627809][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.627840][ T32] r5:900b0013 r4:80239bb0 [ 1333.627886][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.627953][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1333.628048][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1333.628110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.628133][ T32] r4:00000000 [ 1333.628175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.628227][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.628303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.636882][ T32] r5:00001000 r4:dfbdd000 [ 1333.636919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.636977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.637062][ T32] r5:84be838c r4:84be8000 [ 1333.637088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.637137][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.637171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.637221][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.637265][ T32] r4:848ec200 [ 1333.637309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.637380][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.637407][ T32] r4:00000001 [ 1333.637449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.637513][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.637552][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.637602][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.637657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.637689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.637711][ T32] r4:849b9d40 [ 1333.637783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1333.638137][ T32] r10:8291a684 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:8525bc00 ** 8 printk messages dropped ** [ 1333.642753][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1333.643202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.643265][ T32] r5:85299b8c r4:85299800 ** 3 printk messages dropped ** [ 1333.643460][ T32] r10:61c88647 r9:8525bc00 r8:84a429ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.643790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.644622][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.644843][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 5 printk messages dropped ** [ 1333.645080][ T32] r4:e0585dc0 [ 1333.645103][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.645156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.645182][ T32] r4:00000000 [ 1333.645223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.645278][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.645321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.645372][ T32] r5:00001000 r4:dfbdd000 [ 1333.645393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.645432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.645478][ T32] r5:84be838c r4:84be8000 [ 1333.645519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.645575][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.645598][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.645644][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.645684][ T32] r4:848ec200 [ 1333.645706][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.645780][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.645815][ T32] r4:00000001 [ 1333.645835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.645872][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.645897][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.645935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.645965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.645994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.646056][ T32] r4:849b9d40 [ 1333.646108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.646158][ T32] INFO: task kworker/1:484:4552 blocked for more than 460 seconds. [ 1333.646218][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.646246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.646293][ T32] task:kworker/1:484 state:D stack:0 pid:4552 tgid:4552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.646353][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.646416][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.646526][ T32] r10:8291a684 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:8525c800 ** 6 printk messages dropped ** [ 1333.646810][ T32] r4:00000000 [ 1333.646845][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.646880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.646935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.647000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310780 [ 1333.647050][ T32] r4:00000000 [ 1333.647098][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.647154][ T32] r9:83018205 r8:8525c800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1333.647199][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.647244][ T32] r5:00001000 r4:eae4f000 [ 1333.647266][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.647315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.647361][ T32] r5:8529a78c r4:8529a400 [ 1333.647388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.647435][ T32] r7:ddde2d80 r6:83018200 r5:8529a78c r4:84a42f00 [ 1333.647456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.647503][ T32] r10:61c88647 r9:8525c800 r8:84a42f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.647547][ T32] r4:84a42f00 [ 1333.647579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.647653][ T32] r10:00000000 r9:84a42f00 r8:80287e08 r7:eaf69e60 r6:84a42d80 r5:8525c800 ** 2 printk messages dropped ** [ 1333.647803][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) ** 6 printk messages dropped ** [ 1333.657957][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.659080][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1333.659272][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.659540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.659831][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 3 printk messages dropped ** [ 1333.660035][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.660302][ T32] task:kworker/1:485 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1333.660746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.660794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf49e08 [ 1333.660818][ T32] r4:00000000 [ 1333.660858][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.660897][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.660933][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.660994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310580 [ 1333.661041][ T32] r4:00000000 [ 1333.661064][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.661128][ T32] r9:83018205 r8:8525d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1333.661173][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.661220][ T32] r5:00001000 r4:eae3d000 [ 1333.661242][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.661314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.661365][ T32] r5:8529a38c r4:8529a000 [ 1333.661407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.661456][ T32] r7:ddde2d80 r6:83018200 r5:8529a38c r4:8481ee80 [ 1333.661500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.661564][ T32] r10:61c88647 r9:8525d400 r8:8481eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.661591][ T32] r4:8481ee80 [ 1333.661631][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.661700][ T32] r10:00000000 r9:8481ee80 r8:80287e08 r7:eaf65e60 r6:8481ef80 r5:8525d400 [ 1333.661747][ T32] r4:00000001 [ 1333.661776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.661813][ T32] Exception stack(0xeaf49fb0 to 0xeaf49ff8) [ 1333.661861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.661909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.661940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.661993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.662021][ T32] r4:85310400 [ 1333.662428][ T32] INFO: task kworker/1:485:4554 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.662490][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.662617][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.662663][ T32] Call trace: [ 1333.662718][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.662776][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.662801][ T32] r4:00000000 [ 1333.662837][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.662898][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.662932][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.662984][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.663014][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.663038][ T32] r5:900b0013 r4:80239bb0 [ 1333.663060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.663102][ T32] r4:82ac21e4 [ 1333.663158][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.663206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.663230][ T32] r4:e0585dc0 [ 1333.663270][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.663335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.663364][ T32] r4:00000000 [ 1333.663385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.663451][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1333.663602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.664011][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.664270][ T32] INFO: task kworker/1:486:4556 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.664654][ T32] r4:8525e000 ** 5 printk messages dropped ** [ 1333.664929][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.665076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310bc0 ** 6 printk messages dropped ** [ 1333.665352][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.665576][ T32] r4:8531a100 ** 6 printk messages dropped ** [ 1333.665847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.666349][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.666592][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1333.667062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.667451][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1333.667676][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.667846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1333.668224][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1333.680000][ T32] r4:8525ec00 [ 1333.680055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.680133][ T32] r5:8525ec00 r4:8291a680 [ 1333.680157][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.680199][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.680263][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf71e08 [ 1333.680289][ T32] r4:00000000 [ 1333.680331][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.680370][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.680429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.680480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310900 [ 1333.680504][ T32] r4:00000000 [ 1333.680524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.680571][ T32] r9:83018205 r8:8525ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1333.680594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.680639][ T32] r5:00001000 r4:eaf4f000 [ 1333.680659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.680698][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.680787][ T32] r5:8529ab8c r4:8529a800 [ 1333.680814][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.680864][ T32] r7:ddde2d80 r6:83018200 r5:8529ab8c r4:8531a080 [ 1333.680905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.680956][ T32] r10:61c88647 r9:8525ec00 r8:8531a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.681000][ T32] r4:8531a080 [ 1333.681023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.681069][ T32] r10:00000000 r9:8531a080 r8:80287e08 r7:eaf75e60 r6:8531a280 r5:8525ec00 [ 1333.681091][ T32] r4:00000001 [ 1333.681120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.681161][ T32] Exception stack(0xeaf71fb0 to 0xeaf71ff8) [ 1333.681212][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.681264][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.681316][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.681348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.681381][ T32] r4:85310a00 [ 1333.681826][ T32] INFO: task kworker/1:487:4557 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.681865][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.682042][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.682142][ T32] Call trace: [ 1333.682215][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.682267][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.682312][ T32] r4:00000000 [ 1333.682346][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.682389][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.682420][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.682449][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.682473][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.682497][ T32] r5:900b0013 r4:80239bb0 [ 1333.682562][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.682629][ T32] r4:82ac21e4 [ 1333.682653][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.682696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.682718][ T32] r4:e0585dc0 [ 1333.682765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.682885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.682933][ T32] r4:00000000 [ 1333.682956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.683005][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.683034][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.683107][ T32] r5:00001000 r4:dfbdd000 [ 1333.683134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.683174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.683236][ T32] r5:84be838c r4:84be8000 [ 1333.683280][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.683352][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.683423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.683488][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.683514][ T32] r4:848ec200 [ 1333.683533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.683607][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.683633][ T32] r4:00000001 [ 1333.683663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.683705][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.683731][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.683764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.683792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.683820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.683841][ T32] r4:849b9d40 [ 1333.683861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.683899][ T32] INFO: task kworker/1:488:4560 blocked for more than 460 seconds. [ 1333.683935][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.683959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.683981][ T32] task:kworker/1:488 state:D stack:0 pid:4560 tgid:4560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.684042][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.684088][ T32] Call trace: [ 1333.684118][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.684182][ T32] r10:8291a684 r9:eaf79d84 r8:00000002 r7:60000113 r6:eaf79d8c r5:8525b000 [ 1333.684229][ T32] r4:8525b000 [ 1333.684253][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.684296][ T32] r5:8525b000 r4:8291a680 [ 1333.684315][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.684354][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.684396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1333.684455][ T32] r4:00000000 [ 1333.684479][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.684514][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.684548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.684587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310a40 [ 1333.684609][ T32] r4:00000000 [ 1333.684668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.684715][ T32] r9:83018205 r8:8525b000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.684738][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.684801][ T32] r5:00001000 r4:eaf7d000 [ 1333.684860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.684905][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.684948][ T32] r5:8529af8c r4:8529ac00 [ 1333.684989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.685074][ T32] r7:ddde2d80 r6:83018200 r5:8529af8c r4:8531a180 [ 1333.685098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.685189][ T32] r10:61c88647 r9:8525b000 r8:8531a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.685222][ T32] r4:8531a180 [ 1333.685262][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.685310][ T32] r10:00000000 r9:8531a180 r8:80287e08 r7:eaf75e60 r6:8531a380 r5:8525b000 [ 1333.685332][ T32] r4:00000001 [ 1333.685371][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.685433][ T32] Exception stack(0xeaf79fb0 to 0xeaf79ff8) [ 1333.685493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.685537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.685629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.685670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.685697][ T32] r4:85310980 [ 1333.686004][ T32] INFO: task kworker/1:488:4560 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.686043][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.686164][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.686274][ T32] Call trace: [ 1333.686304][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.686374][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.686400][ T32] r4:00000000 [ 1333.686420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.686459][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.686486][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.686545][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.686614][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff [ 1333.686682][ T32] r5:900b0013 r4:80239bb0 [ 1333.686705][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.686804][ T32] r4:82ac21e4 [ 1333.686843][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.686887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.686931][ T32] r4:e0585dc0 [ 1333.686955][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.686998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.687021][ T32] r4:00000000 [ 1333.687062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.687229][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.687815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1333.688082][ T32] r4:849b9d40 [ 1333.688103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.688129][ T32] INFO: task kworker/1:489:4562 blocked for more than 460 seconds. [ 1333.688159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.688182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.688203][ T32] task:kworker/1:489 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.703904][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.703998][ T32] Call trace: [ 1333.704032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.704091][ T32] r10:8291a684 r9:eaf91d84 r8:00000002 r7:60000113 r6:eaf91d8c r5:8525a400 [ 1333.704136][ T32] r4:8525a400 [ 1333.704202][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.704271][ T32] r5:8525a400 r4:8291a680 [ 1333.704297][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.704338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.704399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf91e08 [ 1333.704434][ T32] r4:00000000 [ 1333.704456][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.704493][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.704552][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.704597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85324000 [ 1333.704620][ T32] r4:00000000 [ 1333.704639][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.704684][ T32] r9:83018205 r8:8525a400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.704707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.704748][ T32] r5:00001000 r4:e051d000 [ 1333.704778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.704840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.704907][ T32] r5:8529bf8c r4:8529bc00 [ 1333.704932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.704980][ T32] r7:ddde2d80 r6:83018200 r5:8529bf8c r4:8531a200 [ 1333.705001][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.705047][ T32] r10:61c88647 r9:8525a400 r8:8531a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.705104][ T32] r4:8531a200 [ 1333.705127][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.705174][ T32] r10:00000000 r9:8531a200 r8:80287e08 r7:eaf75e60 r6:8531a480 r5:8525a400 [ 1333.705237][ T32] r4:00000001 [ 1333.705261][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.705300][ T32] Exception stack(0xeaf91fb0 to 0xeaf91ff8) [ 1333.705327][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.705355][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.705423][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.705460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.705510][ T32] r4:85310cc0 [ 1333.705962][ T32] INFO: task kworker/1:489:4562 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.706028][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.706104][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.706170][ T32] Call trace: [ 1333.706222][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.706274][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.706307][ T32] r4:00000000 [ 1333.706330][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.706392][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.706423][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 6 printk messages dropped ** [ 1333.706686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1333.707212][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1333.707441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.707734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1333.717650][ T32] r4:85280000 ** 3 printk messages dropped ** [ 1333.717898][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.718309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.718701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.719103][ T32] r4:8531a300 ** 6 printk messages dropped ** [ 1333.719382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.720253][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1333.720685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1333.721100][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1333.721364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.721411][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.721433][ T32] r4:00000001 [ 1333.721464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.721524][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.721553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.721593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.721628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.721678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.721724][ T32] r4:849b9d40 [ 1333.721793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.721847][ T32] INFO: task kworker/1:491:4565 blocked for more than 460 seconds. [ 1333.721931][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.721971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.722015][ T32] task:kworker/1:491 state:D stack:0 pid:4565 tgid:4565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.722126][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.722216][ T32] Call trace: [ 1333.722277][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.722326][ T32] r10:8291a684 r9:eafa1d84 r8:00000002 r7:60000113 r6:eafa1d8c r5:85280c00 [ 1333.722348][ T32] r4:85280c00 [ 1333.722368][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.722410][ T32] r5:85280c00 r4:8291a680 [ 1333.722451][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.722516][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.722584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa1e08 [ 1333.722610][ T32] r4:00000000 [ 1333.722658][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.722697][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.722751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.722848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310fc0 [ 1333.722945][ T32] r4:00000000 [ 1333.722969][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.723040][ T32] r9:83018205 r8:85280c00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1333.723065][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.723120][ T32] r5:00001000 r4:dffc7000 [ 1333.723152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.723197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.723241][ T32] r5:8529bb8c r4:8529b800 [ 1333.723262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.723329][ T32] r7:ddde2d80 r6:83018200 r5:8529bb8c r4:8531a400 [ 1333.723383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.723434][ T32] r10:61c88647 r9:85280c00 r8:8531a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.723456][ T32] r4:8531a400 [ 1333.723475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.723529][ T32] r10:00000000 r9:8531a400 r8:80287e08 r7:eaf91e60 r6:8531a500 r5:85280c00 ** 4 printk messages dropped ** [ 1333.723726][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.724326][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.724513][ T32] 5d20: 7f94f000 edb7b000 00000001 80239b98 7f067000 00000001 ** 10 printk messages dropped ** [ 1333.725052][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.725226][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1333.725538][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1333.725876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.726184][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.726446][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1333.726777][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.727073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.727264][ T32] r10:61c88647 r9:85281800 r8:8531a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.727711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.728249][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.745056][ T32] 5d60: 80230ad0 80239bb0 900b0013 ffffffff ** 7 printk messages dropped ** [ 1333.745431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.745851][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1333.746118][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1333.746468][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.746840][ T32] r4:85282400 ** 4 printk messages dropped ** [ 1333.747053][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafa9e08 ** 11 printk messages dropped ** [ 1333.747519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.747678][ T32] r7:ddde2d80 r6:83018200 r5:8529c78c r4:8531a780 [ 1333.747722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.747777][ T32] r10:61c88647 r9:85282400 r8:8531a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.747800][ T32] r4:8531a780 [ 1333.747819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.747886][ T32] r10:00000000 r9:8531a780 r8:80287e08 r7:eaf9de60 r6:8531a600 r5:85282400 [ 1333.747911][ T32] r4:00000001 [ 1333.747931][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.747966][ T32] Exception stack(0xeafa9fb0 to 0xeafa9ff8) [ 1333.747993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.748020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.748047][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.748074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.748095][ T32] r4:85324080 [ 1333.762173][ T32] INFO: task kworker/1:493:4570 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.762274][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.762394][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.762462][ T32] Call trace: [ 1333.762495][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.762553][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.762577][ T32] r4:00000000 [ 1333.762597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.762638][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.762667][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.762696][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.762742][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.762778][ T32] r5:800b0013 r4:80239bb0 [ 1333.762800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.762882][ T32] r4:82ac21e4 [ 1333.762944][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.762990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.763034][ T32] r4:e0585dc0 [ 1333.763057][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.763124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.763198][ T32] r4:00000000 [ 1333.763250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.763300][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.763322][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.763365][ T32] r5:00001000 r4:dfbdd000 [ 1333.763405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.763449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.763492][ T32] r5:84be838c r4:84be8000 [ 1333.763513][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.763580][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 2 printk messages dropped ** [ 1333.763697][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1333.763950][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.764508][ T32] r10:8291a684 r9:eafa5d84 r8:00000002 r7:60000113 r6:eafa5d8c r5:85283000 ** 9 printk messages dropped ** [ 1333.764910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.765227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.765508][ T32] r10:61c88647 r9:85283000 r8:8531a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1333.766307][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.767116][ T32] r4:e0585dc0 ** 8 printk messages dropped ** [ 1333.767619][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1333.768081][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.771013][ T32] r10:8291a684 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:85283c00 ** 10 printk messages dropped ** [ 1333.771430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853243c0 ** 6 printk messages dropped ** [ 1333.771693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.772081][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.772313][ T32] r4:85324300 ** 6 printk messages dropped ** [ 1333.773107][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.773287][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.773564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.773590][ T32] r4:00000000 [ 1333.773610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.773654][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.773688][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.773733][ T32] r5:00001000 r4:dfbdd000 [ 1333.773760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.773800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.773841][ T32] r5:84be838c r4:84be8000 [ 1333.773860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.773926][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.773972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.774022][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.774045][ T32] r4:848ec200 [ 1333.774078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.774135][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.774180][ T32] r4:00000001 [ 1333.774224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.774267][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.774293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.774320][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.774346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.774401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.774435][ T32] r4:849b9d40 [ 1333.774458][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.774483][ T32] INFO: task kworker/1:496:4577 blocked for more than 460 seconds. [ 1333.774509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.774533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.774553][ T32] task:kworker/1:496 state:D stack:0 pid:4577 tgid:4577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.774596][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.774664][ T32] Call trace: [ 1333.774718][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.774774][ T32] r10:8291a684 r9:eafcdd84 r8:00000002 r7:60000013 r6:eafcdd8c r5:85284800 [ 1333.774797][ T32] r4:85284800 [ 1333.774895][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.774961][ T32] r5:85284800 r4:8291a680 [ 1333.774985][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.775024][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.775066][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1333.775088][ T32] r4:00000000 [ 1333.775107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.775141][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.775198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.775242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85324c00 [ 1333.775265][ T32] r4:00000000 [ 1333.775304][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.775350][ T32] r9:83018205 r8:85284800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1333.775374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.775415][ T32] r5:00001000 r4:eabb7000 [ 1333.775457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.775501][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1333.775955][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) ** 10 printk messages dropped ** [ 1333.776745][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.776823][ T32] r4:00000000 [ 1333.776848][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.776887][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.776935][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.776973][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.776998][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.777031][ T32] r5:800b0013 r4:80239bb0 [ 1333.777055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.777098][ T32] r4:82ac21e4 [ 1333.777117][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.777157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.777205][ T32] r4:e0585dc0 [ 1333.777254][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.777344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.777370][ T32] r4:00000000 [ 1333.777389][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.777433][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.777455][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.777496][ T32] r5:00001000 r4:dfbdd000 [ 1333.777535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.777579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.777621][ T32] r5:84be838c r4:84be8000 [ 1333.777640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.777685][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.777706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.777764][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.777789][ T32] r4:848ec200 [ 1333.777817][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.777866][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.777888][ T32] r4:00000001 [ 1333.777907][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.777962][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.777991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.778032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.778085][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.778181][ T32] r4:849b9d40 ** 8 printk messages dropped ** [ 1333.792591][ T32] r10:8291a684 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:85285400 ** 15 printk messages dropped ** [ 1333.793365][ T32] r5:00001000 r4:eab53000 ** 1 printk messages dropped ** [ 1333.793427][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.793643][ T32] r10:61c88647 r9:85285400 r8:8531abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.794052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.794928][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 7 printk messages dropped ** [ 1333.795327][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1333.796038][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1333.796334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.796791][ T32] task:kworker/1:498 state:D stack:0 pid:4580 tgid:4580 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.797496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.797535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.797578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85324940 [ 1333.797599][ T32] r4:00000000 [ 1333.797619][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.797661][ T32] r9:83018205 r8:85286000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1333.797682][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.797722][ T32] r5:00001000 r4:eab71000 [ 1333.797741][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.797806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.797857][ T32] r5:8529d78c r4:8529d400 [ 1333.797877][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.797943][ T32] r7:ddde2d80 r6:83018200 r5:8529d78c r4:8531ac00 [ 1333.797972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.798045][ T32] r10:61c88647 r9:85286000 r8:8531ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.798072][ T32] r4:8531ac00 [ 1333.798091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.798159][ T32] r10:00000000 r9:8531ac00 r8:80287e08 r7:eafcde60 r6:8531ad80 r5:85286000 [ 1333.798191][ T32] r4:00000001 [ 1333.798267][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.813466][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) [ 1333.813538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.813573][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.813602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.813634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.813657][ T32] r4:85324a40 [ 1333.814113][ T32] INFO: task kworker/1:498:4580 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.814152][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.814249][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.814311][ T32] Call trace: [ 1333.814386][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.814444][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.814508][ T32] r4:00000000 [ 1333.814552][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.814595][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.814644][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.814698][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.814728][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.814783][ T32] r5:800b0013 r4:80239bb0 [ 1333.814830][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.814898][ T32] r4:82ac21e4 [ 1333.814929][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1333.815105][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.815491][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 8 printk messages dropped ** [ 1333.815760][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1333.816413][ T32] r5:85286c00 r4:8291a680 ** 6 printk messages dropped ** [ 1333.816650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1333.817003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.817048][ T32] r5:8529db8c r4:8529d800 ** 3 printk messages dropped ** [ 1333.817225][ T32] r10:61c88647 r9:85286c00 r8:8531acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.817267][ T32] r4:8531ac80 [ 1333.817289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.817334][ T32] r10:00000000 r9:8531ac80 r8:80287e08 r7:eafcde60 r6:8531ae00 r5:85286c00 [ 1333.817356][ T32] r4:00000001 [ 1333.817396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.817435][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1333.817463][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.817491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.817517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.817544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.817584][ T32] r4:85324a80 [ 1333.817879][ T32] INFO: task kworker/1:499:4582 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.817928][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.817985][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.818029][ T32] Call trace: [ 1333.818082][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.818138][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.818162][ T32] r4:00000000 [ 1333.818181][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.825173][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.825236][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.825270][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.825319][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.825381][ T32] r5:800b0013 r4:80239bb0 [ 1333.825428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.825494][ T32] r4:82ac21e4 [ 1333.825515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.825579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.825611][ T32] r4:e0585dc0 [ 1333.825631][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.825672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.825694][ T32] r4:00000000 [ 1333.825713][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.825762][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.825808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.825861][ T32] r5:00001000 r4:dfbdd000 [ 1333.825881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.825920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.825961][ T32] r5:84be838c r4:84be8000 [ 1333.825981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.826026][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.826068][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.826118][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.826162][ T32] r4:848ec200 [ 1333.826208][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.826257][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.826301][ T32] r4:00000001 [ 1333.826355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.826395][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.826421][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.826503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1333.827056][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1333.827670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1333.827871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1333.828084][ T32] Exception stack(0xeafe5fb0 to 0xeafe5ff8) [ 1333.828110][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.828137][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.828163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.828258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.834264][ T32] r4:85324b40 [ 1333.834707][ T32] INFO: task kworker/1:500:4584 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.834762][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.834947][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.835091][ T32] Call trace: [ 1333.835214][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.835405][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.835474][ T32] r4:00000000 [ 1333.835523][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.835643][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.835710][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.835788][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.835851][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.835910][ T32] r5:800b0013 r4:80239bb0 [ 1333.835968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1333.836261][ T32] r4:e0585dc0 ** 8 printk messages dropped ** [ 1333.837023][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1333.838135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.846691][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.846893][ T32] Call trace: [ 1333.846985][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.847106][ T32] r10:8291a684 r9:eaff9d84 r8:00000002 r7:60000113 r6:eaff9d8c r5:85330c00 [ 1333.847213][ T32] r4:85330c00 [ 1333.847265][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.847364][ T32] r5:85330c00 r4:8291a680 [ 1333.847414][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.847500][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.847627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff9e08 [ 1333.847705][ T32] r4:00000000 [ 1333.847761][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.847843][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.847925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1333.855316][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.855420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.855941][ T32] r4:8531ad00 ** 8 printk messages dropped ** [ 1333.856633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1333.864947][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1333.865275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1333.865392][ T32] r4:00000000 [ 1333.865415][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.865467][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.865496][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.865572][ T32] r5:00001000 r4:dfbdd000 [ 1333.865606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.865649][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.865692][ T32] r5:84be838c r4:84be8000 [ 1333.865741][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.865801][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.865863][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.865944][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.865970][ T32] r4:848ec200 [ 1333.866010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.866061][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.866084][ T32] r4:00000001 [ 1333.866104][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.866139][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.866185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.866226][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.866255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.866305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.866331][ T32] r4:849b9d40 [ 1333.866355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.866385][ T32] INFO: task kworker/1:502:4587 blocked for more than 460 seconds. [ 1333.866439][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.866493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.866544][ T32] task:kworker/1:502 state:D stack:0 pid:4587 tgid:4587 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.866634][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.866701][ T32] Call trace: [ 1333.866775][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.866875][ T32] r10:8291a684 r9:eafb1d84 r8:00000002 r7:60000113 r6:eafb1d8c r5:85331800 [ 1333.866902][ T32] r4:85331800 [ 1333.866924][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.866974][ T32] r5:85331800 r4:8291a680 [ 1333.866996][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.867036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.867077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb1e08 ** 2 printk messages dropped ** [ 1333.867187][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1333.867366][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.867463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.867504][ T32] r5:8529e78c r4:8529e400 ** 2 printk messages dropped ** [ 1333.867588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1333.867932][ T32] Exception stack(0xeafb1fb0 to 0xeafb1ff8) ** 7 printk messages dropped ** [ 1333.875055][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.875463][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 12 printk messages dropped ** [ 1333.875948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1333.876392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.876688][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.876908][ T32] task:kworker/1:503 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.877383][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.877623][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1333.877900][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.878258][ T32] r10:00000000 r9:850dd080 r8:80287e08 r7:eafe5e60 r6:850dd100 r5:85332400 ** 6 printk messages dropped ** [ 1333.886911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.886933][ T32] r4:850f8240 [ 1333.887369][ T32] INFO: task kworker/1:503:4591 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.887405][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.887471][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.887542][ T32] Call trace: [ 1333.887577][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.887629][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.887652][ T32] r4:00000000 [ 1333.887700][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.887779][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.887818][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.887848][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.887873][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.887896][ T32] r5:800b0013 r4:80239bb0 [ 1333.887916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.887968][ T32] r4:82ac21e4 [ 1333.887992][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.888035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.888058][ T32] r4:e0585dc0 [ 1333.888098][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.888166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.888273][ T32] r4:00000000 [ 1333.892278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.892359][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.892385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.892430][ T32] r5:00001000 r4:dfbdd000 [ 1333.892474][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.892548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.892600][ T32] r5:84be838c r4:84be8000 [ 1333.892649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.892707][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.892729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.892803][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.892830][ T32] r4:848ec200 [ 1333.892851][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.892897][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.892951][ T32] r4:00000001 [ 1333.892994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.893035][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.893063][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.893091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.893117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.893144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.893189][ T32] r4:849b9d40 [ 1333.893216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.893328][ T32] INFO: task kworker/1:504:4592 blocked for more than 460 seconds. [ 1333.893372][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.893416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.893461][ T32] task:kworker/1:504 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.893540][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.893607][ T32] Call trace: [ 1333.893639][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.893694][ T32] r10:8291a684 r9:eb025d84 r8:00000002 r7:60000113 r6:eb025d8c r5:85333000 [ 1333.893717][ T32] r4:85333000 [ 1333.893768][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.893877][ T32] r5:85333000 r4:8291a680 [ 1333.893925][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.893969][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.894036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb025e08 [ 1333.894079][ T32] r4:00000000 [ 1333.894122][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.894173][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.894212][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.894279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8380 [ 1333.894327][ T32] r4:00000000 [ 1333.894349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.894395][ T32] r9:83018205 r8:85333000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1333.894433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.894512][ T32] r5:00001000 r4:ead57000 [ 1333.894540][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.894580][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.894642][ T32] r5:8529f38c r4:8529f000 [ 1333.894670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.894737][ T32] r7:ddde2d80 r6:83018200 r5:8529f38c r4:850dd180 [ 1333.894769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.894861][ T32] r10:61c88647 r9:85333000 r8:850dd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.894892][ T32] r4:850dd180 [ 1333.894912][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.894957][ T32] r10:00000000 r9:850dd180 r8:80287e08 r7:eb01de60 r6:850dd200 r5:85333000 [ 1333.895003][ T32] r4:00000001 [ 1333.895030][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1333.895127][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.895767][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.896098][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1333.896459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.896919][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1333.897109][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1333.897558][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1333.897886][ T32] r4:85333c00 ** 3 printk messages dropped ** [ 1333.898101][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.909249][ T32] r5:00001000 r4:ead6d000 ** 1 printk messages dropped ** [ 1333.909313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.909523][ T32] r10:61c88647 r9:85333c00 r8:850dd2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1333.909933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.910843][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1333.911150][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1333.911293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 1 printk messages dropped ** [ 1333.911333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.911377][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.911398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.911439][ T32] r5:00001000 r4:dfbdd000 [ 1333.911476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.911540][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.911586][ T32] r5:84be838c r4:84be8000 [ 1333.911615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.911673][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.911697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.911744][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.911792][ T32] r4:848ec200 [ 1333.911834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.911883][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.911906][ T32] r4:00000001 [ 1333.911925][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.911960][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.911985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.912030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.912082][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.912115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.912137][ T32] r4:849b9d40 [ 1333.912196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.912251][ T32] INFO: task kworker/1:506:4596 blocked for more than 460 seconds. [ 1333.912287][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.912321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.912346][ T32] task:kworker/1:506 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.912442][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.912489][ T32] Call trace: [ 1333.912519][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.912566][ T32] r10:8291a684 r9:eb02dd84 r8:00000002 r7:60000013 r6:eb02dd8c r5:85334800 [ 1333.912588][ T32] r4:85334800 [ 1333.912653][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.912742][ T32] r5:85334800 r4:8291a680 [ 1333.912783][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.912846][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.912912][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb02de08 [ 1333.912939][ T32] r4:00000000 [ 1333.912968][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.913026][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.913088][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.913130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8600 [ 1333.913153][ T32] r4:00000000 [ 1333.913173][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.913216][ T32] r9:83018205 r8:85334800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1333.913237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.913277][ T32] r5:00001000 r4:eae69000 [ 1333.913297][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.913335][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.913378][ T32] r5:8529fb8c r4:8529f800 [ 1333.913403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.913470][ T32] r7:ddde2d80 r6:83018200 r5:8529fb8c r4:850dd300 [ 1333.913496][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.913543][ T32] r10:61c88647 r9:85334800 r8:850dd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.913672][ T32] r4:850dd300 [ 1333.913725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1333.913913][ T32] Exception stack(0xeb02dfb0 to 0xeb02dff8) ** 6 printk messages dropped ** [ 1333.914486][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1333.915065][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1333.915387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1333.915707][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1333.915977][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1333.916190][ T32] INFO: task kworker/1:507:4598 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1333.916673][ T32] r4:85335400 ** 5 printk messages dropped ** [ 1333.916994][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.917263][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.917533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.918116][ T32] r7:ddde2d80 r6:83018200 r5:852ac38c r4:850dd500 ** 5 printk messages dropped ** [ 1333.936652][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.936999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1333.937785][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.937860][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.937914][ T32] Call trace: [ 1333.937945][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.937999][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.938026][ T32] r4:00000000 [ 1333.938133][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.944192][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.944303][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.944338][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.944364][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.944391][ T32] r5:800b0013 r4:80239bb0 [ 1333.944414][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.944496][ T32] r4:82ac21e4 [ 1333.944573][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.944691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.944718][ T32] r4:e0585dc0 [ 1333.944739][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.944807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.944834][ T32] r4:00000000 [ 1333.944855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.944926][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.944952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.944999][ T32] r5:00001000 r4:dfbdd000 [ 1333.945021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.945163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.945212][ T32] r5:84be838c r4:84be8000 [ 1333.945293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.945345][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.945392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.945470][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.945521][ T32] r4:848ec200 [ 1333.945552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.945600][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.945623][ T32] r4:00000001 [ 1333.945643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.945804][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.945840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.945870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.945902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.945933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.945956][ T32] r4:849b9d40 [ 1333.945980][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.946030][ T32] INFO: task kworker/1:508:4599 blocked for more than 460 seconds. [ 1333.946072][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.946123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.946150][ T32] task:kworker/1:508 state:D stack:0 pid:4599 tgid:4599 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.946207][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.946251][ T32] Call trace: [ 1333.946283][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.946335][ T32] r10:8291a684 r9:eb035d84 r8:00000002 r7:60000113 r6:eb035d8c r5:85336000 [ 1333.946359][ T32] r4:85336000 [ 1333.946378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.946433][ T32] r5:85336000 r4:8291a680 [ 1333.946457][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.946496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.946539][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb035e08 [ 1333.946567][ T32] r4:00000000 [ 1333.946587][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.946622][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.946656][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.946744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8800 [ 1333.946776][ T32] r4:00000000 [ 1333.946799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.946882][ T32] r9:83018205 r8:85336000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1333.946907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.946963][ T32] r5:00001000 r4:eae97000 [ 1333.946988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.947028][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1333.947148][ T32] r7:ddde2d80 r6:83018200 r5:8529ff8c r4:850dd580 ** 5 printk messages dropped ** [ 1333.947401][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.947613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1333.956685][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.956752][ T32] r4:00000000 [ 1333.956789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.956837][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.956869][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.956899][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.956924][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.956948][ T32] r5:800b0013 r4:80239bb0 [ 1333.956968][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.957032][ T32] r4:82ac21e4 [ 1333.957063][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.957158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.957217][ T32] r4:e0585dc0 [ 1333.957279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.957325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.957390][ T32] r4:00000000 [ 1333.957413][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.957463][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.957591][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.957642][ T32] r5:00001000 r4:dfbdd000 [ 1333.957686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.957781][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.957832][ T32] r5:84be838c r4:84be8000 [ 1333.957854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.957901][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.957923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.957987][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.958051][ T32] r4:848ec200 [ 1333.958106][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.958302][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.967259][ T32] r4:00000001 [ 1333.967307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.967373][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.967406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.967437][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.967463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.967517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.967555][ T32] r4:849b9d40 [ 1333.967584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.967620][ T32] INFO: task kworker/1:509:4602 blocked for more than 460 seconds. [ 1333.967725][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.967784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.967839][ T32] task:kworker/1:509 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.968002][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.968130][ T32] Call trace: [ 1333.968867][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.969028][ T32] r10:8291a684 r9:eb039d84 r8:00000002 r7:60000013 r6:eb039d8c r5:85336c00 [ 1333.969085][ T32] r4:85336c00 [ 1333.969150][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.969260][ T32] r5:85336c00 r4:8291a680 [ 1333.969338][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.969401][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.969498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb039e08 [ 1333.969595][ T32] r4:00000000 [ 1333.969681][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.969772][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.969862][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.969929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8c40 ** 6 printk messages dropped ** [ 1333.970334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.970419][ T32] r5:852acb8c r4:852ac800 ** 3 printk messages dropped ** [ 1333.970740][ T32] r10:61c88647 r9:85336c00 r8:850dd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.971350][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.972753][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.973106][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 ** 11 printk messages dropped ** [ 1333.973512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1333.973979][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1333.974195][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1333.974417][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.974622][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.975038][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.975076][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.975117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb03de08 [ 1333.975154][ T32] r4:00000000 [ 1333.975177][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.975212][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.975246][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.975286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8ac0 [ 1333.975308][ T32] r4:00000000 [ 1333.975327][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.975370][ T32] r9:83018205 r8:85338000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1333.975413][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.975482][ T32] r5:00001000 r4:eaeb3000 [ 1333.975507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.975569][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.975634][ T32] r5:852ac78c r4:852ac400 [ 1333.975657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.975713][ T32] r7:ddde2d80 r6:83018200 r5:852ac78c r4:850dd680 [ 1333.975787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.975878][ T32] r10:61c88647 r9:85338000 r8:850dd6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.975906][ T32] r4:850dd680 [ 1333.975946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.976013][ T32] r10:00000000 r9:850dd680 r8:80287e08 r7:eb039e60 r6:850dd900 r5:85338000 [ 1333.976042][ T32] r4:00000001 [ 1333.976082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.976121][ T32] Exception stack(0xeb03dfb0 to 0xeb03dff8) [ 1333.976147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.976174][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.976219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.976251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.976282][ T32] r4:850f8bc0 [ 1333.976627][ T32] INFO: task kworker/1:510:4603 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1333.976689][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.976772][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.976833][ T32] Call trace: [ 1333.976866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1333.976917][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1333.976940][ T32] r4:00000000 [ 1333.976979][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.977025][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1333.977054][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1333.977083][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1333.977108][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1333.977151][ T32] r5:800b0013 r4:80239bb0 [ 1333.977197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.977262][ T32] r4:82ac21e4 [ 1333.977285][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.977328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1333.977350][ T32] r4:e0585dc0 [ 1333.977369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.977431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1333.977458][ T32] r4:00000000 [ 1333.977500][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.977569][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1333.977593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.977638][ T32] r5:00001000 r4:dfbdd000 [ 1333.977685][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.977727][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.977789][ T32] r5:84be838c r4:84be8000 [ 1333.977812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1333.977859][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1333.977880][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1333.977945][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.977991][ T32] r4:848ec200 [ 1333.978012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1333.978064][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1333.978087][ T32] r4:00000001 [ 1333.978106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.978141][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1333.978166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.978194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.992880][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.993001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1333.993058][ T32] r4:849b9d40 [ 1333.993137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.993175][ T32] INFO: task kworker/1:511:4606 blocked for more than 460 seconds. [ 1333.993210][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1333.993235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.993272][ T32] task:kworker/1:511 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.993336][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.993397][ T32] Call trace: [ 1333.993440][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1333.993500][ T32] r10:8291a684 r9:eb041d84 r8:00000002 r7:60000013 r6:eb041d8c r5:85338c00 [ 1333.993543][ T32] r4:85338c00 [ 1333.993567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1333.993639][ T32] r5:85338c00 r4:8291a680 [ 1333.993676][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.993718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.993760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb041e08 [ 1333.993787][ T32] r4:00000000 [ 1333.993830][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.993885][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.993942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.994021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8d80 [ 1333.994046][ T32] r4:00000000 [ 1333.994066][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1333.994153][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1333.994280][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.994491][ T32] r10:61c88647 r9:85338c00 r8:850dda2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1333.994762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.995692][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 7 printk messages dropped ** [ 1333.995985][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1333.996397][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1333.996731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.997075][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1333.997259][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.997680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.997723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.997770][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1333.997796][ T32] r4:00000000 [ 1333.997816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1333.997850][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1333.997884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1333.997924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85310d00 [ 1333.997952][ T32] r4:00000000 [ 1333.997973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1333.998033][ T32] r9:83018205 r8:85339800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1333.998081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1333.998127][ T32] r5:00001000 r4:eafd3000 [ 1333.998184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1333.998227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.008653][ T32] r5:852ad38c r4:852ad000 [ 1334.008695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.008763][ T32] r7:ddde2d80 r6:83018200 r5:852ad38c r4:850dd780 [ 1334.008806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.008860][ T32] r10:61c88647 r9:85339800 r8:850dd7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.008883][ T32] r4:850dd780 [ 1334.008903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.008968][ T32] r10:00000000 r9:850dd780 r8:80287e08 r7:eb041e60 r6:850ddb00 r5:85339800 [ 1334.008995][ T32] r4:00000001 [ 1334.009050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.009093][ T32] Exception stack(0xeb045fb0 to 0xeb045ff8) [ 1334.009122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.009150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.009176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.009204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.009245][ T32] r4:850f8cc0 [ 1334.009676][ T32] INFO: task kworker/1:512:4608 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.009714][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.009804][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.009873][ T32] Call trace: ** 2 printk messages dropped ** [ 1334.010009][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.010161][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.010191][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.010215][ T32] r5:800b0013 r4:80239bb0 [ 1334.010236][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.010278][ T32] r4:82ac21e4 [ 1334.010299][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.010341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.010364][ T32] r4:e0585dc0 [ 1334.010383][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.010424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.010458][ T32] r4:00000000 [ 1334.010481][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.010529][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.010571][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.010618][ T32] r5:00001000 r4:dfbdd000 [ 1334.010660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.010703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.010766][ T32] r5:84be838c r4:84be8000 [ 1334.010790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.010881][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.010908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.011086][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1334.011346][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1334.011552][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.011771][ T32] r5:8533a400 r4:8291a680 ** 2 printk messages dropped ** [ 1334.011890][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb049e08 ** 8 printk messages dropped ** [ 1334.012327][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.012453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.012628][ T32] r10:61c88647 r9:8533a400 r8:850dd9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.013047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.013603][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.013960][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1334.014352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1334.014643][ T32] r5:84be838c r4:84be8000 [ 1334.014664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.014709][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.014730][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.014774][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.014796][ T32] r4:848ec200 [ 1334.014847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.014914][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.014940][ T32] r4:00000001 [ 1334.014959][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.015106][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.015166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.015232][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.015261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.015291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.015313][ T32] r4:849b9d40 [ 1334.015334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.015373][ T32] INFO: task kworker/1:514:4612 blocked for more than 460 seconds. [ 1334.015411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.015486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.015517][ T32] task:kworker/1:514 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.015577][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.015671][ T32] Call trace: [ 1334.015719][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.015774][ T32] r10:8291a684 r9:eb021d84 r8:00000002 r7:60000013 r6:eb021d8c r5:8533bc00 [ 1334.015852][ T32] r4:8533bc00 [ 1334.015904][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.015954][ T32] r5:8533bc00 r4:8291a680 [ 1334.015976][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.016019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.016064][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb021e08 [ 1334.016105][ T32] r4:00000000 [ 1334.016140][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.016190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.016228][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.016269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1040 [ 1334.016293][ T32] r4:00000000 [ 1334.016313][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.016360][ T32] r9:83018205 r8:8533bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1334.016386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.016429][ T32] r5:00001000 r4:eaffb000 [ 1334.016449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.016502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.016572][ T32] r5:852ad78c r4:852ad400 [ 1334.016638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.016715][ T32] r7:ddde2d80 r6:83018200 r5:852ad78c r4:850dda80 ** 1 printk messages dropped ** [ 1334.016790][ T32] r10:61c88647 r9:8533bc00 r8:850ddaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.017101][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.017658][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.018113][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1334.041181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 6 printk messages dropped ** [ 1334.041728][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.042100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1334.042299][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.042748][ T32] task:kworker/1:515 state:D stack:0 pid:4614 tgid:4614 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.043462][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 ** 9 printk messages dropped ** [ 1334.044175][ T32] r5:00001000 r4:eb081000 ** 1 printk messages dropped ** [ 1334.044290][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.044613][ T32] r10:61c88647 r9:8533c800 r8:850ddd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1334.044847][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) ** 4 printk messages dropped ** [ 1334.045060][ T32] r4:849d11c0 ** 3 printk messages dropped ** [ 1334.045688][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.045933][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1334.046284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1334.046610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1334.047242][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1334.047637][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1334.048031][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.060745][ T32] r5:8533b000 r4:8291a680 ** 1 printk messages dropped ** [ 1334.060835][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.060884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 [ 1334.060933][ T32] r4:00000000 [ 1334.060968][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.061009][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.061079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.061149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d16c0 [ 1334.061175][ T32] r4:00000000 [ 1334.061196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.061244][ T32] r9:83018205 r8:8533b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1334.061267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.061313][ T32] r5:00001000 r4:eb06b000 [ 1334.061334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.061374][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.061433][ T32] r5:852adf8c r4:852adc00 [ 1334.061483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.061536][ T32] r7:ddde2d80 r6:83018200 r5:852adf8c r4:850ddd80 [ 1334.061558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.061606][ T32] r10:61c88647 r9:8533b000 r8:850dddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.061628][ T32] r4:850ddd80 [ 1334.061666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.061720][ T32] r10:00000000 r9:850ddd80 r8:80287e08 r7:eb051e60 r6:850dde00 r5:8533b000 [ 1334.061749][ T32] r4:00000001 [ 1334.061800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.061851][ T32] Exception stack(0xeb061fb0 to 0xeb061ff8) [ 1334.061906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.061943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.061996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.062035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.062107][ T32] r4:849d1240 [ 1334.062546][ T32] INFO: task kworker/1:516:4616 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.062610][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.062734][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.062836][ T32] Call trace: [ 1334.062871][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.062947][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.062976][ T32] r4:00000000 [ 1334.063022][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.063150][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.063186][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.063216][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.063243][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.063313][ T32] r5:800b0013 r4:80239bb0 [ 1334.063434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.063504][ T32] r4:82ac21e4 [ 1334.063529][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.063578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.063604][ T32] r4:e0585dc0 [ 1334.063647][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.063738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.063767][ T32] r4:00000000 [ 1334.063851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.063902][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.063981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.064033][ T32] r5:00001000 r4:dfbdd000 [ 1334.064053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.064093][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.064134][ T32] r5:84be838c r4:84be8000 [ 1334.064153][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.064198][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.064219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.064264][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.064308][ T32] r4:848ec200 [ 1334.064336][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.064385][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.064432][ T32] r4:00000001 [ 1334.064455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.064492][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.064519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.064547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.064573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.064602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.064624][ T32] r4:849b9d40 [ 1334.064645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.064674][ T32] INFO: task kworker/1:517:4619 blocked for more than 460 seconds. [ 1334.064707][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.064744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.064796][ T32] task:kworker/1:517 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.064872][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.064920][ T32] Call trace: [ 1334.064951][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.064998][ T32] r10:8291a684 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:852ca400 [ 1334.065029][ T32] r4:852ca400 [ 1334.065052][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.065142][ T32] r5:852ca400 r4:8291a680 [ 1334.065168][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.065267][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.065387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1334.065414][ T32] r4:00000000 [ 1334.065522][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.065597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.065721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.065767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1e80 [ 1334.065790][ T32] r4:00000000 [ 1334.065812][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.065855][ T32] r9:83018205 r8:852ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1334.065878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.065925][ T32] r5:00001000 r4:eb0a3000 [ 1334.065947][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.066059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.066106][ T32] r5:852af38c r4:852af000 [ 1334.066128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.066173][ T32] r7:ddde2d80 r6:83018200 r5:852af38c r4:84784000 [ 1334.066194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.066240][ T32] r10:61c88647 r9:852ca400 r8:8478402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.066262][ T32] r4:84784000 [ 1334.066331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.066384][ T32] r10:00000000 r9:84784000 r8:80287e08 r7:eb051e60 r6:852fb800 r5:852ca400 ** 3 printk messages dropped ** [ 1334.066749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.066778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.066804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.066862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.066888][ T32] r4:849d1580 [ 1334.067237][ T32] INFO: task kworker/1:517:4619 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.067278][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.067338][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.067426][ T32] Call trace: [ 1334.067510][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.067631][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.067749][ T32] r4:00000000 [ 1334.067773][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.067813][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.067845][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.067877][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.067926][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.067954][ T32] r5:800b0013 r4:80239bb0 [ 1334.067977][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.068021][ T32] r4:82ac21e4 [ 1334.068065][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.068112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.068158][ T32] r4:e0585dc0 [ 1334.068182][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.078714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.078794][ T32] r4:00000000 [ 1334.078838][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.078906][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.078929][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.078975][ T32] r5:00001000 r4:dfbdd000 [ 1334.078996][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.079043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.079087][ T32] r5:84be838c r4:84be8000 [ 1334.079107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.079156][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.079178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.079243][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.079282][ T32] r4:848ec200 [ 1334.079306][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.079385][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.079570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.080132][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.080524][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.080823][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.080964][ T32] r5:850cdb8c r4:850cd800 [ 1334.080984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.081426][ T32] r10:61c88647 r9:852cc800 r8:852fb92c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1334.081996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.083009][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1334.083423][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.083640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1334.084020][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1334.084250][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.084554][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.085117][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.085656][ T32] r5:852cd400 r4:8291a680 ** 5 printk messages dropped ** [ 1334.086111][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.086466][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1334.086791][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.087534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.108609][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1334.109023][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.109206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1334.109705][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1334.110040][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1334.110123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.110165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.110192][ T32] r4:849b9d40 [ 1334.110216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.110272][ T32] INFO: task kworker/1:518:4625 blocked for more than 460 seconds. [ 1334.110311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.110337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.110360][ T32] task:kworker/1:518 state:D stack:0 pid:4625 tgid:4625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.110464][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.110599][ T32] Call trace: [ 1334.110637][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.110686][ T32] r10:8291a684 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:8533d400 [ 1334.110711][ T32] r4:8533d400 [ 1334.110731][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.110833][ T32] r5:8533d400 r4:8291a680 [ 1334.110859][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.111021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.111096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 [ 1334.111124][ T32] r4:00000000 [ 1334.111145][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.111180][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.111231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.111299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1b40 [ 1334.111476][ T32] r4:00000000 [ 1334.111499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.111545][ T32] r9:83018205 r8:8533d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1334.111568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.111609][ T32] r5:00001000 r4:eb08b000 [ 1334.111643][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.111779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.111825][ T32] r5:852aeb8c r4:852ae800 [ 1334.111845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.111979][ T32] r7:ddde2d80 r6:83018200 r5:852aeb8c r4:84784080 [ 1334.112004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.112058][ T32] r10:61c88647 r9:8533d400 r8:847840ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.112081][ T32] r4:84784080 [ 1334.112099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.112145][ T32] r10:00000000 r9:84784080 r8:80287e08 r7:eb04de60 r6:84784180 r5:8533d400 [ 1334.112192][ T32] r4:00000001 [ 1334.112215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.112272][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) [ 1334.112333][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.112373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.112403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.112432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.112454][ T32] r4:849d1bc0 [ 1334.112930][ T32] INFO: task kworker/1:518:4625 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.112974][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.113038][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.113135][ T32] Call trace: [ 1334.113196][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.113248][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.113271][ T32] r4:00000000 [ 1334.113291][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.113330][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.113370][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.113405][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.113466][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.113499][ T32] r5:800b0013 r4:80239bb0 [ 1334.113521][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.113562][ T32] r4:82ac21e4 [ 1334.113606][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.113677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.113705][ T32] r4:e0585dc0 [ 1334.113760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.113816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.113841][ T32] r4:00000000 [ 1334.113887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.113936][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.113958][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.114017][ T32] r5:00001000 r4:dfbdd000 [ 1334.114043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.114129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.114176][ T32] r5:84be838c r4:84be8000 [ 1334.114206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.114253][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.114274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.114320][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.114343][ T32] r4:848ec200 [ 1334.114362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.114407][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.114445][ T32] r4:00000001 [ 1334.114491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.114546][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.114578][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.114619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.114649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.114739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.114766][ T32] r4:849b9d40 [ 1334.114793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.114838][ T32] INFO: task kworker/0:232:4627 blocked for more than 460 seconds. [ 1334.114870][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.114900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.114922][ T32] task:kworker/0:232 state:D stack:0 pid:4627 tgid:4627 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.114999][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.115053][ T32] Call trace: [ 1334.115084][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.115132][ T32] r10:8291a684 r9:eb095d84 r8:00000002 r7:60000113 r6:eb095d8c r5:8533ec00 [ 1334.115163][ T32] r4:8533ec00 [ 1334.115187][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.115243][ T32] r5:8533ec00 r4:8291a680 [ 1334.115282][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.115348][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.115395][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 ** 2 printk messages dropped ** [ 1334.115476][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.115960][ T32] r5:850ce38c r4:850ce000 [ 1334.115980][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.116052][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.116458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.116625][ T32] r4:850df700 [ 1334.116890][ T32] INFO: task kworker/0:232:4627 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.116925][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.117097][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.117145][ T32] Call trace: [ 1334.117174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.117223][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.117246][ T32] r4:00000000 [ 1334.117265][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.117303][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.117354][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.117400][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.117452][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.117480][ T32] r5:800b0013 r4:80239bb0 [ 1334.117506][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.117548][ T32] r4:82ac21e4 [ 1334.117568][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.117630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.117657][ T32] r4:e0585dc0 [ 1334.117734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.117779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.117802][ T32] r4:00000000 [ 1334.117845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.117936][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.117962][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.118023][ T32] r5:00001000 r4:dfbdd000 [ 1334.118050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.118092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.118135][ T32] r5:84be838c r4:84be8000 [ 1334.118155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.132502][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1334.132710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.133491][ T32] r4:8533e000 ** 4 printk messages dropped ** [ 1334.133756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb099e08 ** 8 printk messages dropped ** [ 1334.134538][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.134581][ T32] r5:00001000 r4:eb091000 [ 1334.134678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.134722][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.134827][ T32] r5:852aef8c r4:852aec00 [ 1334.134854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.135019][ T32] r7:ddde2d80 r6:83018200 r5:852aef8c r4:84784100 [ 1334.135045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.135094][ T32] r10:61c88647 r9:8533e000 r8:8478412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.135156][ T32] r4:84784100 [ 1334.135270][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.135321][ T32] r10:00000000 r9:84784100 r8:80287e08 r7:eb04de60 r6:84784280 r5:8533e000 [ 1334.135345][ T32] r4:00000001 [ 1334.135389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.135427][ T32] Exception stack(0xeb099fb0 to 0xeb099ff8) [ 1334.135469][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.135498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.135613][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.135647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.135670][ T32] r4:849d1d00 [ 1334.136105][ T32] INFO: task kworker/1:519:4628 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.136149][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.136287][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.136333][ T32] Call trace: [ 1334.136363][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.136414][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.136438][ T32] r4:00000000 [ 1334.136735][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1334.137028][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1334.137356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1334.137908][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.150808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.151432][ T32] r10:8291a684 r9:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:85268000 ** 4 printk messages dropped ** [ 1334.151624][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.151727][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1334.151754][ T32] r4:00000000 [ 1334.151954][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.151999][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.152046][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.152090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85309ac0 [ 1334.152113][ T32] r4:00000000 [ 1334.152132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.152244][ T32] r9:83018205 r8:85268000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1334.152332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.152397][ T32] r5:00001000 r4:dfa0b000 [ 1334.152464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.152525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.152601][ T32] r5:852af78c r4:852af400 [ 1334.152640][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.152691][ T32] r7:ddde2d80 r6:83018200 r5:852af78c r4:84784300 [ 1334.152712][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.152759][ T32] r10:61c88647 r9:85268000 r8:8478432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.152802][ T32] r4:84784300 [ 1334.152860][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.152912][ T32] r10:00000000 r9:84784300 r8:80287e08 r7:eb04de60 r6:84784400 r5:85268000 [ 1334.153072][ T32] r4:00000001 [ 1334.153097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.153200][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1334.153251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.153286][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.153372][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.153405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.153430][ T32] r4:849d1f40 [ 1334.153842][ T32] INFO: task kworker/1:520:4631 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.153878][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.154096][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.154153][ T32] Call trace: [ 1334.154208][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.154263][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.154292][ T32] r4:00000000 [ 1334.154313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.154354][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.154382][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.154412][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.154437][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.154521][ T32] r5:800b0013 r4:80239bb0 [ 1334.154595][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.154642][ T32] r4:82ac21e4 [ 1334.154663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.154729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.154831][ T32] r4:e0585dc0 [ 1334.154857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.154901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.154923][ T32] r4:00000000 [ 1334.154942][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.155036][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.155079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.155164][ T32] r5:00001000 r4:dfbdd000 [ 1334.155187][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.155278][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.155579][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.155975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.156733][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.157422][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.157867][ T32] r5:00001000 r4:dfa3b000 ** 2 printk messages dropped ** [ 1334.158143][ T32] r5:852afb8c r4:852af800 [ 1334.158264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.173500][ T32] r4:84784480 ** 5 printk messages dropped ** [ 1334.173840][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.174660][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.175058][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1334.175805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1334.176257][ T32] r5:84be838c r4:84be8000 [ 1334.176278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.176326][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.176423][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.176476][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.176500][ T32] r4:848ec200 [ 1334.176519][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.176631][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.176684][ T32] r4:00000001 [ 1334.176708][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.176747][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.176801][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.176894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.176926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.176957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.177009][ T32] r4:849b9d40 [ 1334.177061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.177092][ T32] INFO: task kworker/1:522:4635 blocked for more than 460 seconds. [ 1334.177124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.177149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.177171][ T32] task:kworker/1:522 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.177215][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.177375][ T32] Call trace: [ 1334.177407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.177478][ T32] r10:8291a684 r9:eb0b9d84 r8:00000002 r7:60000013 r6:eb0b9d8c r5:852cec00 [ 1334.177508][ T32] r4:852cec00 [ 1334.177530][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.177598][ T32] r5:852cec00 r4:8291a680 [ 1334.177717][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.177834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.177881][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 [ 1334.177905][ T32] r4:00000000 [ 1334.177925][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.178055][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.178096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.178161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d31c0 ** 3 printk messages dropped ** [ 1334.187964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.188247][ T32] r5:852aff8c r4:852afc00 ** 2 printk messages dropped ** [ 1334.188741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1334.189012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.189247][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.190297][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1334.190831][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.191069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1334.191672][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.191954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.192659][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.193226][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c1e08 ** 8 printk messages dropped ** [ 1334.193888][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.194192][ T32] r5:852b6b8c r4:852b6800 ** 2 printk messages dropped ** [ 1334.194315][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.194787][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.195287][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.195396][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.195452][ T32] Call trace: [ 1334.195569][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.195623][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.195647][ T32] r4:00000000 [ 1334.195667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.195720][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.195758][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.195793][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.195819][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.195843][ T32] r5:800b0013 r4:80239bb0 [ 1334.195863][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.195904][ T32] r4:82ac21e4 [ 1334.195925][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.195992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.196025][ T32] r4:e0585dc0 [ 1334.196080][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.196201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.196229][ T32] r4:00000000 [ 1334.196251][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.196297][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.196320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.196361][ T32] r5:00001000 r4:dfbdd000 [ 1334.196381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.196421][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.196564][ T32] r5:84be838c r4:84be8000 [ 1334.196590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.196680][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.196706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.196810][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.196837][ T32] r4:848ec200 [ 1334.197024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.197077][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.197103][ T32] r4:00000001 [ 1334.197145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.197227][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.197329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.197376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.197447][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.197512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.197661][ T32] r4:849b9d40 [ 1334.197784][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.197816][ T32] INFO: task kworker/1:524:4638 blocked for more than 460 seconds. [ 1334.197897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.197925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.197967][ T32] task:kworker/1:524 state:D stack:0 pid:4638 tgid:4638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.198047][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.198101][ T32] Call trace: [ 1334.198133][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.198181][ T32] r10:8291a684 r9:eb0c5d84 r8:00000002 r7:60000013 r6:eb0c5d8c r5:851e3000 [ 1334.198275][ T32] r4:851e3000 [ 1334.214568][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.214649][ T32] r5:851e3000 r4:8291a680 [ 1334.214672][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.214733][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.214783][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [ 1334.214832][ T32] r4:00000000 [ 1334.214857][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.214914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.214997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.215069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d33c0 [ 1334.215119][ T32] r4:00000000 [ 1334.215163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.215213][ T32] r9:83018205 r8:851e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.215257][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.215308][ T32] r5:00001000 r4:e05af000 [ 1334.215363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.215428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.215484][ T32] r5:852b438c r4:852b4000 [ 1334.215506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.215574][ T32] r7:ddde2d80 r6:83018200 r5:852b438c r4:84784700 [ 1334.215619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.215683][ T32] r10:61c88647 r9:851e3000 r8:8478472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.215735][ T32] r4:84784700 [ 1334.215763][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.215830][ T32] r10:00000000 r9:84784700 r8:80287e08 r7:eb0c1e60 r6:852fbc00 r5:851e3000 [ 1334.215874][ T32] r4:00000001 [ 1334.215922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1334.216622][ T32] INFO: task kworker/1:524:4638 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 7 printk messages dropped ** [ 1334.217110][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1334.217457][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.217809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1334.224189][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1334.224351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1334.224929][ T32] r5:852ce000 r4:8291a680 ** 3 printk messages dropped ** [ 1334.225066][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.225411][ T32] r9:83018205 r8:852ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 ** 4 printk messages dropped ** [ 1334.225643][ T32] r5:852b478c r4:852b4400 ** 3 printk messages dropped ** [ 1334.225853][ T32] r10:61c88647 r9:852ce000 r8:847843ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.226181][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.226874][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.227204][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1334.227430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.227842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.228109][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.228155][ T32] r4:848ec200 [ 1334.228177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.236590][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.236677][ T32] r4:00000001 [ 1334.236704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.236758][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.236800][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.236835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.236862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.236891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.236913][ T32] r4:849b9d40 [ 1334.236935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.236963][ T32] INFO: task kworker/1:526:4642 blocked for more than 460 seconds. [ 1334.237017][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.237046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.237069][ T32] task:kworker/1:526 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.237122][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.237168][ T32] Call trace: [ 1334.237234][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.237290][ T32] r10:8291a684 r9:eb0d5d84 r8:00000002 r7:60000013 r6:eb0d5d8c r5:852cbc00 [ 1334.237314][ T32] r4:852cbc00 [ 1334.237333][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.237395][ T32] r5:852cbc00 r4:8291a680 [ 1334.237419][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.237460][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.237503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d5e08 [ 1334.237525][ T32] r4:00000000 [ 1334.237565][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.237604][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.237641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.237681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d35c0 [ 1334.237703][ T32] r4:00000000 [ 1334.237742][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.237814][ T32] r9:83018205 r8:852cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1334.237859][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.237906][ T32] r5:00001000 r4:ea971000 [ 1334.237927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.237966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.238028][ T32] r5:852b4b8c r4:852b4800 [ 1334.238073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.238143][ T32] r7:ddde2d80 r6:83018200 r5:852b4b8c r4:84784800 [ 1334.238245][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.243485][ T32] r10:61c88647 r9:852cbc00 r8:8478482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.243554][ T32] r4:84784800 [ 1334.243587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.243648][ T32] r10:00000000 r9:84784800 r8:80287e08 r7:eb0c1e60 r6:852fbd00 r5:852cbc00 [ 1334.243673][ T32] r4:00000001 [ 1334.243759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1334.244031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.245110][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1334.245374][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1334.245469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1334.245878][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.246326][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1334.246762][ T32] INFO: task kworker/1:527:4644 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.247371][ T32] r5:847ed400 r4:8291a680 ** 5 printk messages dropped ** [ 1334.247638][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.248187][ T32] r5:852b4f8c r4:852b4c00 [ 1334.258764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.259366][ T32] r10:00000000 r9:84784880 r8:80287e08 r7:eb0c1e60 r6:852fbd80 r5:847ed400 ** 9 printk messages dropped ** [ 1334.260707][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.261795][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.262182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1334.262613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.262736][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.262759][ T32] r4:848ec200 [ 1334.262781][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.262862][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.262888][ T32] r4:00000001 [ 1334.262926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.262996][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.263038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.263074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.263103][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.263156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.263206][ T32] r4:849b9d40 [ 1334.263232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.263270][ T32] INFO: task kworker/1:528:4646 blocked for more than 460 seconds. [ 1334.263326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.263354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.263377][ T32] task:kworker/1:528 state:D stack:0 pid:4646 tgid:4646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.263421][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.263471][ T32] Call trace: [ 1334.263503][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.263557][ T32] r10:8291a684 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:85260c00 [ 1334.263580][ T32] r4:85260c00 [ 1334.263603][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.263645][ T32] r5:85260c00 r4:8291a680 [ 1334.263689][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.263785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.263832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 [ 1334.263854][ T32] r4:00000000 [ 1334.263897][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.263936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.263973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.264045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d37c0 [ 1334.264072][ T32] r4:00000000 [ 1334.264118][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.264188][ T32] r9:83018205 r8:85260c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1334.264214][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.264257][ T32] r5:00001000 r4:eaa2f000 [ 1334.264277][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.264316][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.264357][ T32] r5:852b538c r4:852b5000 [ 1334.264377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.264421][ T32] r7:ddde2d80 r6:83018200 r5:852b538c r4:84784900 [ 1334.264456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.264533][ T32] r10:61c88647 r9:85260c00 r8:8478492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.264567][ T32] r4:84784900 [ 1334.264588][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.264634][ T32] r10:00000000 r9:84784900 r8:80287e08 r7:eb0c1e60 r6:852fbe00 r5:85260c00 [ 1334.264657][ T32] r4:00000001 [ 1334.264676][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.264724][ T32] Exception stack(0xeb0e5fb0 to 0xeb0e5ff8) [ 1334.264755][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.264784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.264810][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.264861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.264888][ T32] r4:849d3700 [ 1334.265134][ T32] INFO: task kworker/1:528:4646 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.265172][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.265228][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.265313][ T32] Call trace: [ 1334.265420][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.265477][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.265503][ T32] r4:00000000 [ 1334.265523][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.265562][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.265589][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.265619][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.265643][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.265692][ T32] r5:800b0013 r4:80239bb0 [ 1334.265779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.265824][ T32] r4:82ac21e4 [ 1334.265885][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.265930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.265984][ T32] r4:e0585dc0 [ 1334.266007][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.266067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.266093][ T32] r4:00000000 [ 1334.266152][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.266205][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.266227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.266270][ T32] r5:00001000 r4:dfbdd000 [ 1334.266289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.266343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.266410][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1334.266791][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.267062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.267616][ T32] r4:85262400 ** 4 printk messages dropped ** [ 1334.267813][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 ** 5 printk messages dropped ** [ 1334.268076][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.285366][ T32] r5:852b578c r4:852b5400 [ 1334.285451][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.285576][ T32] r10:61c88647 r9:85262400 r8:8478462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.285899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.286364][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.286427][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.286503][ T32] Call trace: [ 1334.286537][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.286590][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.286614][ T32] r4:00000000 [ 1334.286634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.286700][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.286732][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.286761][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.286787][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.286811][ T32] r5:800b0013 r4:80239bb0 [ 1334.286849][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.286891][ T32] r4:82ac21e4 [ 1334.286912][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.286983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.287012][ T32] r4:e0585dc0 [ 1334.287039][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.287081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.287104][ T32] r4:00000000 [ 1334.287123][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.287218][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.287245][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.287290][ T32] r5:00001000 r4:dfbdd000 [ 1334.287310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.287349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.287392][ T32] r5:84be838c r4:84be8000 [ 1334.287437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.287513][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.287539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.287588][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.287638][ T32] r4:848ec200 [ 1334.287661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.287719][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.287746][ T32] r4:00000001 [ 1334.287766][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.287802][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.287829][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.287857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.287895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.287928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.287980][ T32] r4:849b9d40 [ 1334.288009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.288067][ T32] INFO: task kworker/1:530:4650 blocked for more than 460 seconds. [ 1334.288102][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.288127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.288148][ T32] task:kworker/1:530 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.288212][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.295539][ T32] Call trace: [ 1334.296857][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.297055][ T32] r10:8291a684 r9:eb0f5d84 r8:00000002 r7:60000013 r6:eb0f5d8c r5:85260000 [ 1334.297090][ T32] r4:85260000 [ 1334.297116][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.297167][ T32] r5:85260000 r4:8291a680 [ 1334.297190][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.297276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.297348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f5e08 [ 1334.297374][ T32] r4:00000000 [ 1334.297393][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.297427][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.297910][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.298013][ T32] r5:852b5b8c r4:852b5800 ** 2 printk messages dropped ** [ 1334.298147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.305226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.305260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.305297][ T32] r4:849d3900 [ 1334.305763][ T32] INFO: task kworker/1:530:4650 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.305829][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.305907][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.305976][ T32] Call trace: [ 1334.306048][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.306112][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.306160][ T32] r4:00000000 [ 1334.306183][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.306243][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.306301][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.306334][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.306359][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.306383][ T32] r5:800b0013 r4:80239bb0 [ 1334.306425][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.306469][ T32] r4:82ac21e4 [ 1334.306511][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.306558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.306604][ T32] r4:e0585dc0 [ 1334.306627][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.306689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.306715][ T32] r4:00000000 [ 1334.306735][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.306795][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.306857][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.306907][ T32] r5:00001000 r4:dfbdd000 [ 1334.306929][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.306969][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.307011][ T32] r5:84be838c r4:84be8000 [ 1334.307046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.307115][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.307144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.307192][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.307214][ T32] r4:848ec200 [ 1334.307260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.307308][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.307332][ T32] r4:00000001 [ 1334.307352][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.307388][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.307414][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.307462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.307498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.307567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.307593][ T32] r4:849b9d40 [ 1334.307629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.307662][ T32] INFO: task kworker/1:531:4652 blocked for more than 460 seconds. [ 1334.307696][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.307721][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.307756][ T32] task:kworker/1:531 state:D stack:0 pid:4652 tgid:4652 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.307812][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.307889][ T32] Call trace: [ 1334.307931][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.307981][ T32] r10:8291a684 r9:eb0fdd84 r8:00000002 r7:60000113 r6:eb0fdd8c r5:85263000 [ 1334.308004][ T32] r4:85263000 [ 1334.308028][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.308072][ T32] r5:85263000 r4:8291a680 [ 1334.308091][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.316592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d3bc0 ** 7 printk messages dropped ** [ 1334.316904][ T32] r5:852b5f8c r4:852b5c00 [ 1334.316925][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.317093][ T32] r10:61c88647 r9:85263000 r8:84784aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.317494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.322768][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1334.322980][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1334.323198][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1334.323384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.323971][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1334.324154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.324473][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.324746][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.324795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.324840][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f9e08 [ 1334.324863][ T32] r4:00000000 [ 1334.324882][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.324916][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.324950][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.324989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d3dc0 [ 1334.325011][ T32] r4:00000000 [ 1334.325036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.325079][ T32] r9:83018205 r8:8526a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1334.325118][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.325167][ T32] r5:00001000 r4:eac73000 [ 1334.325188][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.325227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.325278][ T32] r5:852b638c r4:852b6000 [ 1334.325310][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.325357][ T32] r7:ddde2d80 r6:83018200 r5:852b638c r4:84784980 [ 1334.325394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.325475][ T32] r10:61c88647 r9:8526a400 r8:847849ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.325501][ T32] r4:84784980 [ 1334.325520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.325585][ T32] r10:00000000 r9:84784980 r8:80287e08 r7:eb0c1e60 r6:84784b80 r5:8526a400 [ 1334.325612][ T32] r4:00000001 [ 1334.325704][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.325766][ T32] Exception stack(0xeb0f9fb0 to 0xeb0f9ff8) [ 1334.325826][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.325877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.325934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.325987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.326018][ T32] r4:849d3ec0 [ 1334.326395][ T32] INFO: task kworker/1:532:4654 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.326439][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.326519][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.326580][ T32] Call trace: [ 1334.326610][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.326672][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.326699][ T32] r4:00000000 [ 1334.326719][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.326757][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.326789][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.326833][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.326862][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.326885][ T32] r5:800b0013 r4:80239bb0 [ 1334.326905][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.326967][ T32] r4:82ac21e4 [ 1334.327011][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1334.327294][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 6 printk messages dropped ** [ 1334.327536][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1334.327746][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.327955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.328193][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.338946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1334.339344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.339577][ T32] r5:852b678c r4:852b6400 ** 3 printk messages dropped ** [ 1334.339742][ T32] r10:61c88647 r9:8526b000 r8:84784b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.340057][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.340673][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.340939][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1334.341223][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.341550][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.341913][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1334.342120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.342151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.342189][ T32] r4:849b9d40 [ 1334.342212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.342250][ T32] INFO: task kworker/1:534:4659 blocked for more than 460 seconds. [ 1334.342318][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.342377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.342404][ T32] task:kworker/1:534 state:D stack:0 pid:4659 tgid:4659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.342450][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.342508][ T32] Call trace: [ 1334.342584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.342671][ T32] r10:8291a684 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:8526bc00 [ 1334.342728][ T32] r4:8526bc00 [ 1334.342762][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.342871][ T32] r5:8526bc00 r4:8291a680 [ 1334.342898][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.342939][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.342995][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb105e08 [ 1334.343025][ T32] r4:00000000 [ 1334.343045][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.343085][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.343137][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.343210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8140 [ 1334.343262][ T32] r4:00000000 [ 1334.343298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.343360][ T32] r9:83018205 r8:8526bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1334.343422][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.343488][ T32] r5:00001000 r4:eada7000 [ 1334.343530][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.343608][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.343665][ T32] r5:852b738c r4:852b7000 [ 1334.343689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.343745][ T32] r7:ddde2d80 r6:83018200 r5:852b738c r4:84784c80 [ 1334.343794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.343859][ T32] r10:61c88647 r9:8526bc00 r8:84784cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.343914][ T32] r4:84784c80 [ 1334.343936][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.344003][ T32] r10:00000000 r9:84784c80 r8:80287e08 r7:eb0c1e60 r6:84784a00 r5:8526bc00 [ 1334.344040][ T32] r4:00000001 [ 1334.344059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.344095][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) [ 1334.344121][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.344159][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.344188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.344235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.344259][ T32] r4:849d3f00 [ 1334.344497][ T32] INFO: task kworker/1:534:4659 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.344537][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.344657][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.344738][ T32] Call trace: [ 1334.344795][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.344846][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.344884][ T32] r4:00000000 [ 1334.344912][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.344952][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.344979][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.345048][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.345078][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.345101][ T32] r5:800b0013 r4:80239bb0 [ 1334.345121][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.345160][ T32] r4:82ac21e4 [ 1334.345179][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.345219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.345240][ T32] r4:e0585dc0 [ 1334.345271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.345335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.345361][ T32] r4:00000000 [ 1334.345381][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.345427][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.345467][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.345512][ T32] r5:00001000 r4:dfbdd000 [ 1334.345588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.345631][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.345693][ T32] r5:84be838c r4:84be8000 [ 1334.345716][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.345790][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.345816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.345866][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.345917][ T32] r4:848ec200 [ 1334.345965][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.346028][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.346076][ T32] r4:00000001 [ 1334.346098][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.346135][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.346161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.346189][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.346214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.346284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.346310][ T32] r4:849b9d40 [ 1334.346350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.346380][ T32] INFO: task kworker/1:535:4661 blocked for more than 460 seconds. [ 1334.346408][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.346446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.346469][ T32] task:kworker/1:535 state:D stack:0 pid:4661 tgid:4661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.346512][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.346591][ T32] Call trace: [ 1334.346646][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1334.346861][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1334.347264][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1334.347472][ T32] r5:852b6f8c r4:852b6c00 [ 1334.347497][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.347543][ T32] r7:ddde2d80 r6:83018200 r5:852b6f8c r4:84784d00 [ 1334.347564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.347609][ T32] r10:61c88647 r9:8526d400 r8:84784d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.347640][ T32] r4:84784d00 [ 1334.347663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.347716][ T32] r10:00000000 r9:84784d00 r8:80287e08 r7:eb105e60 r6:84784e00 r5:8526d400 [ 1334.347741][ T32] r4:00000001 [ 1334.347759][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.347794][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) [ 1334.347821][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.347849][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.347875][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.347902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.347935][ T32] r4:851b81c0 [ 1334.348163][ T32] INFO: task kworker/1:535:4661 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.348266][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.359290][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.359350][ T32] Call trace: [ 1334.359409][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.359477][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.359505][ T32] r4:00000000 [ 1334.359589][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.359633][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.359662][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.359690][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.359716][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.359740][ T32] r5:800b0013 r4:80239bb0 [ 1334.359760][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.359800][ T32] r4:82ac21e4 [ 1334.359819][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.360327][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.360672][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1334.361084][ T32] INFO: task kworker/1:536:4662 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1334.361475][ T32] r4:8526e000 [ 1334.361495][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.361537][ T32] r5:8526e000 r4:8291a680 [ 1334.361556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.361593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.361634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb11de08 [ 1334.361677][ T32] r4:00000000 [ 1334.361716][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.361756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.361791][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.361852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8440 [ 1334.361878][ T32] r4:00000000 [ 1334.361897][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.361940][ T32] r9:83018205 r8:8526e000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1334.361961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.362001][ T32] r5:00001000 r4:eadc7000 [ 1334.362025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.362074][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.362131][ T32] r5:852b778c r4:852b7400 [ 1334.362157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.362205][ T32] r7:ddde2d80 r6:83018200 r5:852b778c r4:84784e80 [ 1334.362244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.362363][ T32] r10:61c88647 r9:8526e000 r8:84784eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.362397][ T32] r4:84784e80 [ 1334.362417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.362462][ T32] r10:00000000 r9:84784e80 r8:80287e08 r7:eb105e60 r6:84784d80 r5:8526e000 [ 1334.362484][ T32] r4:00000001 [ 1334.362523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.362593][ T32] Exception stack(0xeb11dfb0 to 0xeb11dff8) ** 3 printk messages dropped ** [ 1334.362760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.363568][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1334.363730][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.363913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1334.364411][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.364755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1334.364853][ T32] INFO: task kworker/1:537:4665 blocked for more than 460 seconds. [ 1334.364880][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.364902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.364934][ T32] task:kworker/1:537 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.365036][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.365077][ T32] Call trace: [ 1334.365139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.365187][ T32] r10:8291a684 r9:eb111d84 r8:00000002 r7:60000013 r6:eb111d8c r5:85269800 [ 1334.365209][ T32] r4:85269800 [ 1334.365229][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.365270][ T32] r5:85269800 r4:8291a680 [ 1334.365290][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.365327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.365367][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb111e08 [ 1334.365398][ T32] r4:00000000 [ 1334.365420][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.365459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.365492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.365533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8940 [ 1334.365555][ T32] r4:00000000 [ 1334.365574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.365656][ T32] r9:83018205 r8:85269800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1334.365681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.365724][ T32] r5:00001000 r4:eae15000 [ 1334.365744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.365783][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.365823][ T32] r5:852b7f8c r4:852b7c00 [ 1334.365842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.365920][ T32] r7:ddde2d80 r6:83018200 r5:852b7f8c r4:850ddf00 ** 1 printk messages dropped ** [ 1334.366011][ T32] r10:61c88647 r9:85269800 r8:850ddf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.366369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.366940][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1334.367371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.367799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.367876][ T32] r5:84be838c r4:84be8000 [ 1334.367901][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.367947][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.367968][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.368059][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.368110][ T32] r4:848ec200 [ 1334.368137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.368183][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.368206][ T32] r4:00000001 [ 1334.384902][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.385004][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.385044][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.385075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.385101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.385130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.385152][ T32] r4:849b9d40 [ 1334.385194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.385256][ T32] INFO: task kworker/0:233:4669 blocked for more than 460 seconds. [ 1334.385317][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.385345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.385369][ T32] task:kworker/0:233 state:D stack:0 pid:4669 tgid:4669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.385423][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.385473][ T32] Call trace: [ 1334.385504][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1334.385633][ T32] r4:8526c800 ** 3 printk messages dropped ** [ 1334.385863][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.386276][ T32] r5:00001000 r4:eaeab000 ** 2 printk messages dropped ** [ 1334.386430][ T32] r5:850ceb8c r4:850ce800 [ 1334.386479][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.386710][ T32] r10:00000000 r9:84783000 r8:80287e08 r7:eb079e60 r6:851cc080 r5:8526c800 ** 9 printk messages dropped ** [ 1334.387505][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.388082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1334.397905][ T32] r5:84be838c r4:84be8000 [ 1334.397926][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.397973][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.397995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.398043][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.398066][ T32] r4:848ec200 [ 1334.398085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.398132][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.398155][ T32] r4:00000001 [ 1334.398174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.398211][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.398241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.398270][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.398369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.402070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.402109][ T32] r4:849b9d40 [ 1334.402164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.402236][ T32] INFO: task kworker/1:538:4670 blocked for more than 460 seconds. [ 1334.402321][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.402373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.402420][ T32] task:kworker/1:538 state:D stack:0 pid:4670 tgid:4670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.402494][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.402552][ T32] Call trace: [ 1334.402586][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.402640][ T32] r10:8291a684 r9:eb129d84 r8:00000002 r7:60000113 r6:eb129d8c r5:85270000 [ 1334.402663][ T32] r4:85270000 [ 1334.402683][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.402726][ T32] r5:85270000 r4:8291a680 [ 1334.402752][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.402853][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.402900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb129e08 [ 1334.402923][ T32] r4:00000000 [ 1334.402943][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.402979][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.403017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.403057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8740 [ 1334.403079][ T32] r4:00000000 [ 1334.403251][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.403304][ T32] r9:83018205 r8:85270000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1334.403326][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.403389][ T32] r5:00001000 r4:eae05000 [ 1334.403415][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.403457][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.403499][ T32] r5:852b7b8c r4:852b7800 [ 1334.403519][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.403566][ T32] r7:ddde2d80 r6:83018200 r5:852b7b8c r4:851cc000 [ 1334.403588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.403634][ T32] r10:61c88647 r9:85270000 r8:851cc02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.403671][ T32] r4:851cc000 [ 1334.403696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.403743][ T32] r10:00000000 r9:851cc000 r8:80287e08 r7:eb111e60 r6:851cc100 r5:85270000 [ 1334.403773][ T32] r4:00000001 [ 1334.403889][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.403933][ T32] Exception stack(0xeb129fb0 to 0xeb129ff8) [ 1334.403962][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.403991][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.404019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.404047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.404100][ T32] r4:851b8680 ** 1 printk messages dropped ** [ 1334.404593][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1334.405091][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1334.405275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1334.405774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.406093][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.406521][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.406933][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1334.407426][ T32] r9:83018205 r8:85270c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1334.408011][ T32] r5:8535478c r4:85354400 ** 3 printk messages dropped ** [ 1334.408142][ T32] r10:61c88647 r9:85270c00 r8:851cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.416919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.417087][ T32] r4:851b8900 [ 1334.417534][ T32] INFO: task kworker/1:539:4672 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.417653][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.417754][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.417814][ T32] Call trace: [ 1334.418029][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.418116][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.418145][ T32] r4:00000000 [ 1334.418166][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.418206][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.424004][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.424101][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.424132][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.424160][ T32] r5:800b0013 r4:80239bb0 [ 1334.424184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.424243][ T32] r4:82ac21e4 [ 1334.424264][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.424306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.424329][ T32] r4:e0585dc0 [ 1334.424348][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.424471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.424501][ T32] r4:00000000 [ 1334.424523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.424570][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.424592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.424638][ T32] r5:00001000 r4:dfbdd000 [ 1334.424659][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.424784][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.424835][ T32] r5:84be838c r4:84be8000 [ 1334.424857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.424905][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.424926][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.424973][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.424996][ T32] r4:848ec200 [ 1334.425015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.425060][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 2 printk messages dropped ** [ 1334.425228][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1334.425534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.426037][ T32] r4:85271800 ** 4 printk messages dropped ** [ 1334.426203][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb121e08 ** 10 printk messages dropped ** [ 1334.426847][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.426931][ T32] r5:8535438c r4:85354000 ** 2 printk messages dropped ** [ 1334.427017][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.427461][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.428272][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.436988][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1334.437353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1334.438024][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1334.444608][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1334.444982][ T32] INFO: task kworker/1:541:4676 blocked for more than 460 seconds. ** 7 printk messages dropped ** [ 1334.445504][ T32] r4:85272400 ** 5 printk messages dropped ** [ 1334.445772][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.445936][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.446295][ T32] r5:85354b8c r4:85354800 [ 1334.446332][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1334.446513][ T32] r4:851cc380 ** 5 printk messages dropped ** [ 1334.446896][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.447939][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.455997][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1334.456401][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1334.456739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1334.457091][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.457507][ T32] task:kworker/1:542 state:D stack:0 pid:4678 tgid:4678 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.457605][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.457650][ T32] Call trace: [ 1334.457682][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.457733][ T32] r10:8291a684 r9:eb131d84 r8:00000002 r7:60000013 r6:eb131d8c r5:85273000 [ 1334.457757][ T32] r4:85273000 [ 1334.457789][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.457833][ T32] r5:85273000 r4:8291a680 [ 1334.457882][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.457927][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.457971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1334.458016][ T32] r4:00000000 [ 1334.458040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.458075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.458109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.458220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b8f00 [ 1334.458341][ T32] r4:00000000 [ 1334.464570][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.464679][ T32] r9:83018205 r8:85273000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1334.464711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.464799][ T32] r5:00001000 r4:eaed3000 [ 1334.464825][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.464867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.464910][ T32] r5:85354f8c r4:85354c00 [ 1334.464931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.464978][ T32] r7:ddde2d80 r6:83018200 r5:85354f8c r4:851cc680 [ 1334.465027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.465080][ T32] r10:61c88647 r9:85273000 r8:851cc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.465117][ T32] r4:851cc680 [ 1334.465222][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.465441][ T32] r10:00000000 r9:851cc680 r8:80287e08 r7:eb12de60 r6:851cc700 r5:85273000 [ 1334.465468][ T32] r4:00000001 [ 1334.465488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.465528][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1334.465556][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.465585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.465610][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.465640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.465686][ T32] r4:851b8d80 [ 1334.466377][ T32] INFO: task kworker/1:542:4678 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.466426][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.466564][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.466728][ T32] Call trace: [ 1334.466845][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.466947][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.466977][ T32] r4:00000000 [ 1334.467028][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.467073][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.467101][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.467129][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.467154][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.467178][ T32] r5:800b0013 r4:80239bb0 [ 1334.467199][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.467241][ T32] r4:82ac21e4 [ 1334.467261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.467434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.467473][ T32] r4:e0585dc0 [ 1334.467498][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.467573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.467622][ T32] r4:00000000 [ 1334.467645][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.467692][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.467713][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.467775][ T32] r5:00001000 r4:dfbdd000 [ 1334.467799][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.467840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.467883][ T32] r5:84be838c r4:84be8000 [ 1334.467915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.468015][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.468070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.468120][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.468143][ T32] r4:848ec200 [ 1334.468163][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.468208][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.468231][ T32] r4:00000001 [ 1334.468329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.477508][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.477562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.477595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.477637][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.477675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.477699][ T32] r4:849b9d40 [ 1334.477747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.477789][ T32] INFO: task kworker/1:543:4680 blocked for more than 460 seconds. [ 1334.477825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.477849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.477872][ T32] task:kworker/1:543 state:D stack:0 pid:4680 tgid:4680 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.477957][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.478031][ T32] Call trace: [ 1334.478094][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.478150][ T32] r10:8291a684 r9:eb135d84 r8:00000002 r7:60000013 r6:eb135d8c r5:85273c00 [ 1334.478175][ T32] r4:85273c00 [ 1334.478196][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.478320][ T32] r5:85273c00 r4:8291a680 [ 1334.478885][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.478970][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.479057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1334.479130][ T32] r4:00000000 [ 1334.479181][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.479260][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.479314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.479384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a040 [ 1334.479446][ T32] r4:00000000 [ 1334.479508][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.479614][ T32] r9:83018205 r8:85273c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1334.479660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.479709][ T32] r5:00001000 r4:eaedd000 [ 1334.479730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.479807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.479878][ T32] r5:8535538c r4:85355000 [ 1334.479922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.480026][ T32] r7:ddde2d80 r6:83018200 r5:8535538c r4:851cc400 ** 1 printk messages dropped ** [ 1334.480121][ T32] r10:61c88647 r9:85273c00 r8:851cc42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1334.480315][ T32] r10:00000000 r9:851cc400 r8:80287e08 r7:eb131e60 r6:851cc580 r5:85273c00 [ 1334.480372][ T32] r4:00000001 [ 1334.480410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.480457][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1334.480496][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.480561][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.480633][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.480703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.480771][ T32] r4:851b8e40 [ 1334.481348][ T32] INFO: task kworker/1:543:4680 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.481395][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.481545][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.481612][ T32] Call trace: [ 1334.481717][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.481803][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.481860][ T32] r4:00000000 [ 1334.481899][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.481947][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.481981][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.482046][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.482091][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.482118][ T32] r5:800b0013 r4:80239bb0 [ 1334.482165][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.482255][ T32] r4:82ac21e4 [ 1334.482299][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.482358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.482384][ T32] r4:e0585dc0 [ 1334.482405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.482450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.482474][ T32] r4:00000000 [ 1334.482522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.482581][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.482603][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1334.483033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.483345][ T32] r4:00000001 [ 1334.483396][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.483458][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.483485][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.483514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.483904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.484011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.484068][ T32] r4:849b9d40 [ 1334.484101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.484130][ T32] INFO: task kworker/1:544:4682 blocked for more than 460 seconds. [ 1334.484231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.484287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.484317][ T32] task:kworker/1:544 state:D stack:0 pid:4682 tgid:4682 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.484363][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.484448][ T32] Call trace: [ 1334.484701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.484801][ T32] r10:8291a684 r9:eb139d84 r8:00000002 r7:60000113 r6:eb139d8c r5:85274800 [ 1334.484834][ T32] r4:85274800 [ 1334.484881][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.484968][ T32] r5:85274800 r4:8291a680 [ 1334.484998][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.485061][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.485288][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb139e08 [ 1334.485332][ T32] r4:00000000 [ 1334.485520][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.485601][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.485670][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.485718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a140 [ 1334.485743][ T32] r4:00000000 [ 1334.485780][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.485868][ T32] r9:83018205 r8:85274800 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1334.485896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.485968][ T32] r5:00001000 r4:eaeef000 [ 1334.486016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.486185][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.486254][ T32] r5:8535578c r4:85355400 [ 1334.486287][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.486336][ T32] r7:ddde2d80 r6:83018200 r5:8535578c r4:851cc600 [ 1334.486358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.486454][ T32] r10:61c88647 r9:85274800 r8:851cc62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.486504][ T32] r4:851cc600 [ 1334.486526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.486575][ T32] r10:00000000 r9:851cc600 r8:80287e08 r7:eb135e60 r6:851cc780 r5:85274800 [ 1334.486626][ T32] r4:00000001 [ 1334.486665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.486702][ T32] Exception stack(0xeb139fb0 to 0xeb139ff8) [ 1334.486740][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.486811][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.486912][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.486947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.487021][ T32] r4:8532a240 [ 1334.487379][ T32] INFO: task kworker/1:544:4682 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.487449][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.487532][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.487633][ T32] Call trace: [ 1334.487691][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.487747][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.487786][ T32] r4:00000000 [ 1334.487821][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1334.488109][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1334.509077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1334.509461][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1334.509627][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1334.509825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.510062][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.510219][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.510432][ T32] r4:85275400 ** 3 printk messages dropped ** [ 1334.510579][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.510926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a340 ** 7 printk messages dropped ** [ 1334.511287][ T32] r5:85355b8c r4:85355800 [ 1334.511312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.511403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.511455][ T32] r10:61c88647 r9:85275400 r8:851cc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.511483][ T32] r4:851cc800 [ 1334.511528][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.511590][ T32] r10:00000000 r9:851cc800 r8:80287e08 r7:eb139e60 r6:851cc480 r5:85275400 [ 1334.511617][ T32] r4:00000001 [ 1334.511637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.511722][ T32] Exception stack(0xeb13dfb0 to 0xeb13dff8) [ 1334.511754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.511790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.511816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.511846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.511868][ T32] r4:8532a100 [ 1334.512319][ T32] INFO: task kworker/1:545:4684 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.512360][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.512459][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.512537][ T32] Call trace: [ 1334.512595][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.512743][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.512812][ T32] r4:00000000 [ 1334.512833][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.512899][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.512932][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.512976][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.513005][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.513093][ T32] r5:800b0013 r4:80239bb0 [ 1334.513154][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.513200][ T32] r4:82ac21e4 [ 1334.513245][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.513291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.513339][ T32] r4:e0585dc0 [ 1334.513411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.513459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.513483][ T32] r4:00000000 [ 1334.513528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.513579][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.513602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.513669][ T32] r5:00001000 r4:dfbdd000 [ 1334.513718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.513772][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.513816][ T32] r5:84be838c r4:84be8000 [ 1334.513841][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.513889][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.513911][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.513957][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.513979][ T32] r4:848ec200 [ 1334.514010][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.514065][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.514091][ T32] r4:00000001 [ 1334.514136][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1334.514241][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.514502][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1334.514639][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.514926][ T32] r4:85276000 ** 3 printk messages dropped ** [ 1334.515053][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1334.515270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a600 ** 7 printk messages dropped ** [ 1334.515604][ T32] r5:8535638c r4:85356000 [ 1334.515676][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.515727][ T32] r7:ddde2d80 r6:83018200 r5:8535638c r4:851cc980 [ 1334.515772][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.515940][ T32] r10:00000000 r9:851cc980 r8:80287e08 r7:eb13de60 r6:851cca00 r5:85276000 ** 5 printk messages dropped ** [ 1334.516151][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1334.516663][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.516961][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1334.517084][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 3 printk messages dropped ** [ 1334.517206][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1334.517646][ T32] r5:00001000 r4:dfbdd000 ** 3 printk messages dropped ** [ 1334.517775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.518298][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.530733][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.530847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.530883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.530917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.530942][ T32] r4:849b9d40 [ 1334.530984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.531044][ T32] INFO: task kworker/1:547:4688 blocked for more than 461 seconds. [ 1334.531097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.531149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.531176][ T32] task:kworker/1:547 state:D stack:0 pid:4688 tgid:4688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.531238][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.531299][ T32] Call trace: [ 1334.531359][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.531427][ T32] r10:8291a684 r9:eb145d84 r8:00000002 r7:60000013 r6:eb145d8c r5:85276c00 [ 1334.531455][ T32] r4:85276c00 [ 1334.531475][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.531525][ T32] r5:85276c00 r4:8291a680 [ 1334.531547][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.531611][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.531660][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1334.531697][ T32] r4:00000000 [ 1334.531720][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.531785][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.531852][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.531903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a480 [ 1334.531945][ T32] r4:00000000 [ 1334.531994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.532045][ T32] r9:83018205 r8:85276c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1334.532068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.532110][ T32] r5:00001000 r4:eaf05000 [ 1334.532130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.532168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.532210][ T32] r5:85355f8c r4:85355c00 [ 1334.532247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.532322][ T32] r7:ddde2d80 r6:83018200 r5:85355f8c r4:851cc880 [ 1334.532348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.532396][ T32] r10:61c88647 r9:85276c00 r8:851cc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.532444][ T32] r4:851cc880 [ 1334.532468][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.532520][ T32] r10:00000000 r9:851cc880 r8:80287e08 r7:eb141e60 r6:851ccb00 r5:85276c00 ** 8 printk messages dropped ** [ 1334.533348][ T32] INFO: task kworker/1:547:4688 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 10 printk messages dropped ** [ 1334.533985][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1334.534306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1334.534878][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.535122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.535542][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.535813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1334.536248][ T32] r9:83018205 r8:85360000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1334.536437][ T32] r5:85356b8c r4:85356800 ** 2 printk messages dropped ** [ 1334.536525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.536991][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.537808][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1334.538116][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.553996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1334.554467][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 2 printk messages dropped ** [ 1334.554622][ T32] r4:848ec200 [ 1334.554666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.554768][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.554796][ T32] r4:00000001 [ 1334.554835][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.554876][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.554906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.554935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.554960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.554989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.555011][ T32] r4:849b9d40 [ 1334.555035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.555089][ T32] INFO: task kworker/1:549:4691 blocked for more than 461 seconds. [ 1334.555128][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.555153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.555176][ T32] task:kworker/1:549 state:D stack:0 pid:4691 tgid:4691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.555233][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.555305][ T32] Call trace: [ 1334.555382][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.555456][ T32] r10:8291a684 r9:eb151d84 r8:00000002 r7:60000113 r6:eb151d8c r5:85360c00 [ 1334.555484][ T32] r4:85360c00 [ 1334.555531][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.555578][ T32] r5:85360c00 r4:8291a680 [ 1334.555600][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.555641][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.555687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb151e08 [ 1334.555712][ T32] r4:00000000 [ 1334.555732][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.555776][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.555818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.555888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a740 [ 1334.555920][ T32] r4:00000000 [ 1334.555941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.555986][ T32] r9:83018205 r8:85360c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.556023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.556082][ T32] r5:00001000 r4:eaf21000 [ 1334.556105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.556150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.556219][ T32] r5:8535678c r4:85356400 [ 1334.556243][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.556337][ T32] r7:ddde2d80 r6:83018200 r5:8535678c r4:851ccd00 [ 1334.556386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.556437][ T32] r10:61c88647 r9:85360c00 r8:851ccd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.556461][ T32] r4:851ccd00 [ 1334.556480][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.556529][ T32] r10:00000000 r9:851ccd00 r8:80287e08 r7:eb149e60 r6:851cc900 r5:85360c00 [ 1334.556554][ T32] r4:00000001 [ 1334.556574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.556631][ T32] Exception stack(0xeb151fb0 to 0xeb151ff8) [ 1334.556658][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.556687][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.556715][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.556744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.556790][ T32] r4:8532a800 [ 1334.557226][ T32] INFO: task kworker/1:549:4691 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.557287][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.557357][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.557405][ T32] Call trace: [ 1334.557452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1334.557755][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1334.558011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1334.567272][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1334.567534][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1334.567754][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1334.568019][ T32] INFO: task kworker/1:550:4694 blocked for more than 461 seconds. ** 7 printk messages dropped ** [ 1334.572862][ T32] r4:85361800 ** 2 printk messages dropped ** [ 1334.572957][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.573373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ab00 ** 7 printk messages dropped ** [ 1334.573835][ T32] r5:85356f8c r4:85356c00 [ 1334.573857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.574030][ T32] r10:61c88647 r9:85361800 r8:851cce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.574054][ T32] r4:851cce00 [ 1334.574103][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.574158][ T32] r10:00000000 r9:851cce00 r8:80287e08 r7:eb149e60 r6:851ccd80 r5:85361800 [ 1334.574184][ T32] r4:00000001 [ 1334.574204][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.574247][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1334.574276][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.574305][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.574356][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.574414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.574445][ T32] r4:8532a980 [ 1334.574908][ T32] INFO: task kworker/1:550:4694 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.574949][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.575106][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.575159][ T32] Call trace: [ 1334.575242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.575297][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.575322][ T32] r4:00000000 [ 1334.575378][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.575474][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.575506][ T32] 5d20: 80096000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.575560][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.575592][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.575616][ T32] r5:800b0013 r4:80239bb0 [ 1334.575637][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.575678][ T32] r4:82ac21e4 [ 1334.575722][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.575777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.575803][ T32] r4:e0585dc0 [ 1334.575847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.575917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.575979][ T32] r4:00000000 [ 1334.576028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.576080][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.576129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.576176][ T32] r5:00001000 r4:dfbdd000 [ 1334.576196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.576235][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.576279][ T32] r5:84be838c r4:84be8000 [ 1334.576304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.576352][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.576375][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.576421][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.576445][ T32] r4:848ec200 [ 1334.576464][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.576508][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.576530][ T32] r4:00000001 [ 1334.576573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.576654][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.576701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.576734][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.576795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.576839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.576864][ T32] r4:849b9d40 [ 1334.576894][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.576922][ T32] INFO: task kworker/1:551:4696 blocked for more than 461 seconds. [ 1334.576954][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.576977][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.576998][ T32] task:kworker/1:551 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.577042][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.577105][ T32] Call trace: [ 1334.577153][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.577253][ T32] r10:8291a684 r9:eb159d84 r8:00000002 r7:60000113 r6:eb159d8c r5:85362400 [ 1334.577279][ T32] r4:85362400 [ 1334.577301][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.577349][ T32] r5:85362400 r4:8291a680 [ 1334.577396][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.577463][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.577559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb159e08 [ 1334.577611][ T32] r4:00000000 [ 1334.577635][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.577697][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.577735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.577818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849d1240 [ 1334.577850][ T32] r4:00000000 [ 1334.577873][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.577942][ T32] r9:83018205 r8:85362400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1334.577968][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.578037][ T32] r5:00001000 r4:e06ad000 [ 1334.578111][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.578155][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.578199][ T32] r5:85357b8c r4:85357800 [ 1334.578288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.587179][ T32] r7:ddde2d80 r6:83018200 r5:85357b8c r4:851cce80 [ 1334.587224][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.587294][ T32] r10:61c88647 r9:85362400 r8:851cceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.587318][ T32] r4:851cce80 [ 1334.587343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.587393][ T32] r10:00000000 r9:851cce80 r8:80287e08 r7:eb14de60 r6:851ccf00 r5:85362400 [ 1334.587416][ T32] r4:00000001 [ 1334.587460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.587504][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1334.587534][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.587564][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.587591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.587624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.587649][ T32] r4:8532aa40 [ 1334.588114][ T32] INFO: task kworker/1:551:4696 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.588157][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.597375][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.606056][ T32] Call trace: [ 1334.606111][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.606203][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.606259][ T32] r4:00000000 [ 1334.606311][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.606387][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.606432][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.606464][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.606489][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.606514][ T32] r5:800b0013 r4:80239bb0 [ 1334.606536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.606582][ T32] r4:82ac21e4 [ 1334.606602][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.606643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.606665][ T32] r4:e0585dc0 [ 1334.606685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.606733][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.606769][ T32] r4:00000000 [ 1334.606851][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.606908][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.606932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.606977][ T32] r5:00001000 r4:dfbdd000 [ 1334.606997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.607043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.607111][ T32] r5:84be838c r4:84be8000 [ 1334.607137][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.607186][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.607231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.607283][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.607325][ T32] r4:848ec200 [ 1334.607348][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.607394][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.607429][ T32] r4:00000001 [ 1334.607452][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.607512][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.607579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.607612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.607639][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.607669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.607691][ T32] r4:849b9d40 [ 1334.607738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.607815][ T32] INFO: task kworker/1:552:4698 blocked for more than 461 seconds. [ 1334.607854][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.607882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.607904][ T32] task:kworker/1:552 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.613135][ T32] r5:85363000 r4:8291a680 [ 1334.613176][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.613234][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.613278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf8de08 [ 1334.613303][ T32] r4:00000000 [ 1334.613333][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.613406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.613449][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.613515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ac80 [ 1334.613570][ T32] r4:00000000 [ 1334.613620][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.613683][ T32] r9:83018205 r8:85363000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1334.613709][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.613784][ T32] r5:00001000 r4:dfa41000 [ 1334.613834][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.613906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.613954][ T32] r5:8535738c r4:85357000 [ 1334.614017][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1334.614128][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.614571][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.615379][ T32] Call trace: ** 6 printk messages dropped ** [ 1334.615636][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1334.615948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1334.616375][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1334.616622][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1334.616912][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1334.617241][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.617414][ T32] r4:85363c00 ** 4 printk messages dropped ** [ 1334.617584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf99e08 ** 10 printk messages dropped ** [ 1334.618084][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.618187][ T32] r5:8535778c r4:85357400 [ 1334.618213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.626027][ T32] r7:ddde2d80 r6:83018200 r5:8535778c r4:851ccc80 [ 1334.626119][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.626189][ T32] r10:61c88647 r9:85363c00 r8:851cccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.626214][ T32] r4:851ccc80 [ 1334.626235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.626284][ T32] r10:00000000 r9:851ccc80 r8:80287e08 r7:eb159e60 r6:851ccf80 r5:85363c00 [ 1334.626332][ T32] r4:00000001 [ 1334.626358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.626398][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1334.626440][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.626497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.626531][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.626585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.626622][ T32] r4:8532ab80 [ 1334.627092][ T32] INFO: task kworker/1:553:4699 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.627132][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.627247][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.627303][ T32] Call trace: [ 1334.627335][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.627388][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.627412][ T32] r4:00000000 [ 1334.627431][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.627470][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.627511][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.627555][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.627585][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.627635][ T32] r5:800b0013 r4:80239bb0 [ 1334.627659][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.627713][ T32] r4:82ac21e4 [ 1334.627734][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.627785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.627833][ T32] r4:e0585dc0 [ 1334.627857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.627900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.627952][ T32] r4:00000000 [ 1334.627977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.628023][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.628047][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.628090][ T32] r5:00001000 r4:dfbdd000 [ 1334.628135][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.628192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.633380][ T32] r5:84be838c r4:84be8000 [ 1334.633471][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.633540][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.633588][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.633643][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.633673][ T32] r4:848ec200 [ 1334.633696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.633743][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.633775][ T32] r4:00000001 [ 1334.633795][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.633833][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.633862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.633890][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.633917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.633945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.633966][ T32] r4:849b9d40 [ 1334.633990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.634056][ T32] INFO: task kworker/1:554:4702 blocked for more than 461 seconds. [ 1334.634097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.634129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.634153][ T32] task:kworker/1:554 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.634219][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.634274][ T32] Call trace: [ 1334.634345][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.634402][ T32] r10:8291a684 r9:eb0a9d84 r8:00000002 r7:60000013 r6:eb0a9d8c r5:85364800 [ 1334.634440][ T32] r4:85364800 [ 1334.634464][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.634533][ T32] r5:85364800 r4:8291a680 [ 1334.634558][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.634623][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.634671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a9e08 [ 1334.634694][ T32] r4:00000000 [ 1334.634725][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.634770][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.634810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.634900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f040 [ 1334.634942][ T32] r4:00000000 [ 1334.634966][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.635025][ T32] r9:83018205 r8:85364800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1334.635063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.635110][ T32] r5:00001000 r4:ea917000 ** 2 printk messages dropped ** [ 1334.635259][ T32] r5:85357f8c r4:85357c00 [ 1334.635283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.635331][ T32] r7:ddde2d80 r6:83018200 r5:85357f8c r4:8532e080 ** 2 printk messages dropped ** [ 1334.635452][ T32] r4:8532e080 ** 5 printk messages dropped ** [ 1334.635750][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.636485][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.636922][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1334.637262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1334.637628][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1334.637811][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 3 printk messages dropped ** [ 1334.637971][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.647811][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.648185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.649172][ T32] r9:83018205 r8:85365400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 ** 4 printk messages dropped ** [ 1334.649402][ T32] r5:8539838c r4:85398000 ** 4 printk messages dropped ** [ 1334.649635][ T32] r4:8532e100 ** 6 printk messages dropped ** [ 1334.649984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.650044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.650078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.650103][ T32] r4:8532f0c0 [ 1334.650568][ T32] INFO: task kworker/1:555:4704 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.650615][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.650712][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.650792][ T32] Call trace: [ 1334.650875][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.650945][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.650975][ T32] r4:00000000 [ 1334.651004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.651050][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.651086][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.651123][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.651188][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.651236][ T32] r5:800b0013 r4:80239bb0 [ 1334.651268][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.651315][ T32] r4:82ac21e4 [ 1334.651338][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.651405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.651452][ T32] r4:e0585dc0 [ 1334.651484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.651531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.651554][ T32] r4:00000000 [ 1334.651575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.651656][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.651685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.651731][ T32] r5:00001000 r4:dfbdd000 [ 1334.651771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.651819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.651876][ T32] r5:84be838c r4:84be8000 [ 1334.651900][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.651972][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.652025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.652082][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.652107][ T32] r4:848ec200 [ 1334.652132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.652183][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.652222][ T32] r4:00000001 [ 1334.652259][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.652301][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.652328][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.652369][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.652400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.652430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.652481][ T32] r4:849b9d40 [ 1334.652525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.652557][ T32] INFO: task kworker/1:556:4706 blocked for more than 461 seconds. [ 1334.652596][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.652627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.652729][ T32] task:kworker/1:556 state:D stack:0 pid:4706 tgid:4706 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.652828][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.652916][ T32] Call trace: [ 1334.653003][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.653086][ T32] r10:8291a684 r9:eb161d84 r8:00000002 r7:60000113 r6:eb161d8c r5:85366000 [ 1334.653179][ T32] r4:85366000 [ 1334.653207][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.653254][ T32] r5:85366000 r4:8291a680 ** 1 printk messages dropped ** [ 1334.653340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.653873][ T32] r5:00001000 r4:eabc9000 ** 2 printk messages dropped ** [ 1334.653988][ T32] r5:85398f8c r4:85398c00 [ 1334.654012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.654143][ T32] r10:61c88647 r9:85366000 r8:8532e1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.654408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.655116][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.655364][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1334.655662][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1334.656235][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1334.656687][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1334.656916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.656947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.656969][ T32] r4:849b9d40 [ 1334.656990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.657066][ T32] INFO: task kworker/1:557:4709 blocked for more than 461 seconds. [ 1334.657124][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.657151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.657173][ T32] task:kworker/1:557 state:D stack:0 pid:4709 tgid:4709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.657219][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.657261][ T32] Call trace: [ 1334.657292][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.657339][ T32] r10:8291a684 r9:eb165d84 r8:00000002 r7:60000013 r6:eb165d8c r5:85366c00 [ 1334.657361][ T32] r4:85366c00 [ 1334.657382][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.657424][ T32] r5:85366c00 r4:8291a680 [ 1334.657445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.657509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.657556][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb165e08 [ 1334.657579][ T32] r4:00000000 [ 1334.657599][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.657658][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.657697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.657737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f340 [ 1334.657769][ T32] r4:00000000 [ 1334.657806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.657905][ T32] r9:83018205 r8:85366c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1334.657944][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.658041][ T32] r5:00001000 r4:eab65000 [ 1334.658066][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.658106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.658149][ T32] r5:8539878c r4:85398400 [ 1334.658257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.676133][ T32] r7:ddde2d80 r6:83018200 r5:8539878c r4:8532e200 [ 1334.676205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.676280][ T32] r10:61c88647 r9:85366c00 r8:8532e22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.676329][ T32] r4:8532e200 [ 1334.676362][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.676411][ T32] r10:00000000 r9:8532e200 r8:80287e08 r7:eb161e60 r6:8532e300 r5:85366c00 [ 1334.676467][ T32] r4:00000001 [ 1334.676515][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.676559][ T32] Exception stack(0xeb165fb0 to 0xeb165ff8) [ 1334.676589][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.676642][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.676694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.676752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.676807][ T32] r4:8532f3c0 [ 1334.677271][ T32] INFO: task kworker/1:557:4709 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.677314][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.677414][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.677476][ T32] Call trace: [ 1334.677521][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.677650][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.677702][ T32] r4:00000000 [ 1334.677738][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.677802][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.677841][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.677870][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.677896][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.677924][ T32] r5:800b0013 r4:80239bb0 ** 2 printk messages dropped ** [ 1334.678023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1334.684285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.684720][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 8 printk messages dropped ** [ 1334.685224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1334.685573][ T32] r4:85358000 ** 4 printk messages dropped ** [ 1334.685843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb155e08 ** 9 printk messages dropped ** [ 1334.686237][ T32] r5:00001000 r4:eab8d000 ** 2 printk messages dropped ** [ 1334.686377][ T32] r5:85398b8c r4:85398800 [ 1334.686448][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.686552][ T32] r7:ddde2d80 r6:83018200 r5:85398b8c r4:8532e400 [ 1334.686601][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.686663][ T32] r10:61c88647 r9:85358000 r8:8532e42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.686689][ T32] r4:8532e400 [ 1334.686709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.686780][ T32] r10:00000000 r9:8532e400 r8:80287e08 r7:eb161e60 r6:8532e480 r5:85358000 [ 1334.686869][ T32] r4:00000001 [ 1334.686894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.686944][ T32] Exception stack(0xeb155fb0 to 0xeb155ff8) [ 1334.687074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.687135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.687168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.687202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.687250][ T32] r4:8532f3c0 [ 1334.687676][ T32] INFO: task kworker/1:558:4710 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.687713][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.687922][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.687998][ T32] Call trace: [ 1334.688034][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.688085][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.688134][ T32] r4:00000000 [ 1334.688158][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.688225][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.688377][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.697390][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.697439][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.697469][ T32] r5:800b0013 r4:80239bb0 [ 1334.697567][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.697633][ T32] r4:82ac21e4 [ 1334.697655][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.697752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.697786][ T32] r4:e0585dc0 [ 1334.697807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.697850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.697877][ T32] r4:00000000 [ 1334.697924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.697975][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.697998][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.698068][ T32] r5:00001000 r4:dfbdd000 [ 1334.698092][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.698133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.698201][ T32] r5:84be838c r4:84be8000 [ 1334.698630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.698729][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.698754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.698811][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.698858][ T32] r4:848ec200 [ 1334.698879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.698927][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.698950][ T32] r4:00000001 [ 1334.698969][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1334.699034][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.699396][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.699785][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.700248][ T32] r5:00001000 r4:eabff000 ** 1 printk messages dropped ** [ 1334.700315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.700530][ T32] r10:61c88647 r9:85358c00 r8:8532e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1334.700906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1334.701607][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1334.701914][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.702089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1334.702473][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1334.702746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.703297][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1334.703701][ T32] r4:85359800 ** 3 printk messages dropped ** [ 1334.703899][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.703972][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [ 1334.704034][ T32] r4:00000000 [ 1334.704133][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.704176][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.704218][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.704263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532f900 [ 1334.704307][ T32] r4:00000000 [ 1334.704333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.704378][ T32] r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1334.704413][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.704485][ T32] r5:00001000 r4:eac3f000 [ 1334.704511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.704552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.704597][ T32] r5:8539978c r4:85399400 [ 1334.704690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.704742][ T32] r7:ddde2d80 r6:83018200 r5:8539978c r4:8532e600 [ 1334.704779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.704828][ T32] r10:61c88647 r9:85359800 r8:8532e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.704867][ T32] r4:8532e600 [ 1334.704896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.704944][ T32] r10:00000000 r9:8532e600 r8:80287e08 r7:eb175e60 r6:8532e700 r5:85359800 [ 1334.705067][ T32] r4:00000001 [ 1334.705117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.705157][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) [ 1334.705205][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.705250][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.705303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.705335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.705359][ T32] r4:8532f840 [ 1334.705606][ T32] INFO: task kworker/1:560:4714 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.705663][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.705725][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.705780][ T32] Call trace: [ 1334.705811][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.705862][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.705885][ T32] r4:00000000 [ 1334.705904][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.705942][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.705993][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.706032][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.706081][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.706112][ T32] r5:800b0013 r4:80239bb0 [ 1334.706133][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.706176][ T32] r4:82ac21e4 [ 1334.706196][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.706243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.706272][ T32] r4:e0585dc0 [ 1334.706293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.706358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.706409][ T32] r4:00000000 [ 1334.706433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.706507][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.706559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.706605][ T32] r5:00001000 r4:dfbdd000 [ 1334.706625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.706666][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1334.706982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1334.707480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1334.708030][ T32] r4:8535a400 ** 3 printk messages dropped ** [ 1334.725186][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1334.725671][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.725779][ T32] r5:85399b8c r4:85399800 ** 6 printk messages dropped ** [ 1334.726170][ T32] r10:00000000 r9:8532e780 r8:80287e08 r7:eb171e60 r6:8532e680 r5:8535a400 ** 9 printk messages dropped ** [ 1334.726990][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1334.727609][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1334.727989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.728038][ T32] r5:00001000 r4:dfbdd000 [ 1334.728081][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.728135][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.728180][ T32] r5:84be838c r4:84be8000 [ 1334.728200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.734676][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.734779][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.734921][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.734954][ T32] r4:848ec200 [ 1334.734979][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.735063][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.735090][ T32] r4:00000001 [ 1334.735121][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.735165][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.735210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.735241][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.735291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.735380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.735407][ T32] r4:849b9d40 [ 1334.735430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.735466][ T32] INFO: task kworker/1:562:4718 blocked for more than 461 seconds. [ 1334.735500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.735525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.735582][ T32] task:kworker/1:562 state:D stack:0 pid:4718 tgid:4718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.735642][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.735718][ T32] Call trace: [ 1334.735751][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.735806][ T32] r10:8291a684 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:85265400 [ 1334.735840][ T32] r4:85265400 [ 1334.735864][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.735930][ T32] r5:85265400 r4:8291a680 [ 1334.735954][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.735993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.736087][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1334.736139][ T32] r4:00000000 [ 1334.736166][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.736202][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.736238][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.736299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532fdc0 [ 1334.736325][ T32] r4:00000000 [ 1334.736345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.736421][ T32] r9:83018205 r8:85265400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.736453][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.736519][ T32] r5:00001000 r4:ead75000 [ 1334.736543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.736584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.736663][ T32] r5:85399f8c r4:85399c00 [ 1334.736695][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.736745][ T32] r7:ddde2d80 r6:83018200 r5:85399f8c r4:8532e800 [ 1334.736789][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.736838][ T32] r10:61c88647 r9:85265400 r8:8532e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.736860][ T32] r4:8532e800 [ 1334.736879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.736955][ T32] r10:00000000 r9:8532e800 r8:80287e08 r7:eb16de60 r6:84783100 r5:85265400 ** 4 printk messages dropped ** [ 1334.737123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.737247][ T32] r4:8532fc00 ** 2 printk messages dropped ** [ 1334.737817][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.737989][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 4 printk messages dropped ** [ 1334.738172][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1334.738416][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.745542][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1334.745642][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.745783][ T32] r5:00001000 r4:dfbdd000 ** 1 printk messages dropped ** [ 1334.745894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1334.746169][ T32] r4:848ec200 ** 1 printk messages dropped ** [ 1334.746280][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 3 printk messages dropped ** [ 1334.746402][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1334.746632][ T32] INFO: task kworker/1:563:4719 blocked for more than 461 seconds. ** 3 printk messages dropped ** [ 1334.746764][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.747065][ T32] r5:85266000 r4:8291a680 [ 1334.747085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.747143][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.747199][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb185e08 [ 1334.747244][ T32] r4:00000000 [ 1334.747302][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.747358][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.747397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.747438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342300 [ 1334.747483][ T32] r4:00000000 [ 1334.747505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.747601][ T32] r9:83018205 r8:85266000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.747626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.747668][ T32] r5:00001000 r4:eb013000 [ 1334.747688][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.747748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.747814][ T32] r5:8539ab8c r4:8539a800 [ 1334.747837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.747883][ T32] r7:ddde2d80 r6:83018200 r5:8539ab8c r4:8532e980 [ 1334.747917][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.747965][ T32] r10:61c88647 r9:85266000 r8:8532e9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.747988][ T32] r4:8532e980 [ 1334.748007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.748076][ T32] r10:00000000 r9:8532e980 r8:80287e08 r7:eb181e60 r6:84783180 r5:85266000 [ 1334.748103][ T32] r4:00000001 [ 1334.748122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.748177][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 1334.748260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.754328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.754370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.754403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.754426][ T32] r4:8532fd80 [ 1334.754889][ T32] INFO: task kworker/1:563:4719 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.755021][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.755127][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.755226][ T32] Call trace: [ 1334.755423][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.755482][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.755506][ T32] r4:00000000 [ 1334.755546][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.755590][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.755618][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.755648][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.755710][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.755782][ T32] r5:800b0013 r4:80239bb0 [ 1334.755827][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.755872][ T32] r4:82ac21e4 [ 1334.755893][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.755955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.755981][ T32] r4:e0585dc0 [ 1334.756001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.756050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.756114][ T32] r4:00000000 [ 1334.756148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.756197][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.756220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.756262][ T32] r5:00001000 r4:dfbdd000 [ 1334.756281][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.756319][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.756360][ T32] r5:84be838c r4:84be8000 [ 1334.756381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.756435][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.756460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.756507][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.756552][ T32] r4:848ec200 [ 1334.756576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.756705][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.756732][ T32] r4:00000001 [ 1334.756762][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.756812][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.756842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.756870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.756916][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.756966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.756990][ T32] r4:849b9d40 [ 1334.757011][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.757044][ T32] INFO: task kworker/1:564:4722 blocked for more than 461 seconds. [ 1334.757097][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.757145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.757169][ T32] task:kworker/1:564 state:D stack:0 pid:4722 tgid:4722 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.757235][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.757280][ T32] Call trace: [ 1334.757356][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.757407][ T32] r10:8291a684 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:8535bc00 [ 1334.757430][ T32] r4:8535bc00 [ 1334.757450][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.757490][ T32] r5:8535bc00 r4:8291a680 [ 1334.757530][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.757573][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.757635][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1334.757661][ T32] r4:00000000 [ 1334.757680][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.757735][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.757773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.757814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342000 [ 1334.757876][ T32] r4:00000000 [ 1334.757899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.757943][ T32] r9:83018205 r8:8535bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1334.757981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.758033][ T32] r5:00001000 r4:eafc3000 [ 1334.758085][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.758143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.758188][ T32] r5:8539a38c r4:8539a000 [ 1334.766556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.766674][ T32] r7:ddde2d80 r6:83018200 r5:8539a38c r4:8532ea00 [ 1334.766700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.766767][ T32] r10:61c88647 r9:8535bc00 r8:8532ea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.766795][ T32] r4:8532ea00 [ 1334.766835][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.766909][ T32] r10:00000000 r9:8532ea00 r8:80287e08 r7:eb185e60 r6:8532e880 r5:8535bc00 [ 1334.766970][ T32] r4:00000001 [ 1334.766994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.767038][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1334.767068][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.767098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.767125][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.767185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.767226][ T32] r4:8532fb80 [ 1334.767672][ T32] INFO: task kworker/1:564:4722 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.767710][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.767787][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.767879][ T32] Call trace: [ 1334.767931][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.768009][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.768040][ T32] r4:00000000 [ 1334.768081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.768127][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.768155][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.768184][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.768273][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.772692][ T32] r5:800b0013 r4:80239bb0 [ 1334.772742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.772828][ T32] r4:82ac21e4 [ 1334.772863][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.772957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.772996][ T32] r4:e0585dc0 [ 1334.773035][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.773103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.773156][ T32] r4:00000000 [ 1334.773212][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.773264][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.773287][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.773332][ T32] r5:00001000 r4:dfbdd000 [ 1334.773376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.773450][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.773506][ T32] r5:84be838c r4:84be8000 [ 1334.773530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.773578][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.773631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.773683][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.773706][ T32] r4:848ec200 [ 1334.773738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.773801][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.773856][ T32] r4:00000001 [ 1334.773904][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.773952][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.773989][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.774068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.774102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.774156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.774185][ T32] r4:849b9d40 [ 1334.774210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.774239][ T32] INFO: task kworker/0:234:4725 blocked for more than 461 seconds. [ 1334.774271][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.774295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.774323][ T32] task:kworker/0:234 state:D stack:0 pid:4725 tgid:4725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.774392][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.774447][ T32] Call trace: [ 1334.774483][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.774555][ T32] r10:8291a684 r9:eb179d84 r8:00000002 r7:60000113 r6:eb179d8c r5:85266c00 [ 1334.774583][ T32] r4:85266c00 [ 1334.774647][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.774694][ T32] r5:85266c00 r4:8291a680 [ 1334.774714][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.774753][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.774799][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb179e08 [ 1334.774884][ T32] r4:00000000 [ 1334.774933][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.774973][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.775044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.775120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325ac0 [ 1334.775148][ T32] r4:00000000 [ 1334.775204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.775252][ T32] r9:83018005 r8:85266c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1334.775274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.775316][ T32] r5:00001000 r4:eac75000 [ 1334.775335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.775373][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.775415][ T32] r5:853a638c r4:853a6000 [ 1334.775434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.775484][ T32] r7:dddced80 r6:83018000 r5:853a638c r4:84783080 [ 1334.775519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.775569][ T32] r10:61c88647 r9:85266c00 r8:847830ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.775593][ T32] r4:84783080 [ 1334.775621][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.775669][ T32] r10:00000000 r9:84783080 r8:80287e08 r7:eb079e60 r6:84783200 r5:85266c00 [ 1334.775692][ T32] r4:00000001 [ 1334.775710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.775745][ T32] Exception stack(0xeb179fb0 to 0xeb179ff8) [ 1334.775773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.775822][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.775852][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.775880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.775901][ T32] r4:851aedc0 [ 1334.776326][ T32] INFO: task kworker/0:234:4725 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.776362][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.776417][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.776493][ T32] Call trace: [ 1334.776539][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.776591][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.776638][ T32] r4:00000000 [ 1334.776658][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.776697][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.776735][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.776768][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.776794][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.776850][ T32] r5:800b0013 r4:80239bb0 [ 1334.776894][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.776938][ T32] r4:82ac21e4 [ 1334.776982][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.777037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.777061][ T32] r4:e0585dc0 [ 1334.777081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.777121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.777143][ T32] r4:00000000 [ 1334.777162][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.777248][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.777296][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.777342][ T32] r5:00001000 r4:dfbdd000 [ 1334.777385][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.777428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.777469][ T32] r5:84be838c r4:84be8000 [ 1334.777589][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.777678][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.777726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.777789][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.777815][ T32] r4:848ec200 [ 1334.777834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.777899][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.777926][ T32] r4:00000001 [ 1334.777954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.777998][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.778059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.778090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.778117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.778144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.778258][ T32] r4:849b9d40 [ 1334.788141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.788188][ T32] INFO: task kworker/0:235:4726 blocked for more than 461 seconds. [ 1334.788568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.788628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.788654][ T32] task:kworker/0:235 state:D stack:0 pid:4726 tgid:4726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.788727][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.788796][ T32] Call trace: [ 1334.788829][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.788893][ T32] r10:8291a684 r9:eb17dd84 r8:00000002 r7:60000113 r6:eb17dd8c r5:85261800 [ 1334.788920][ T32] r4:85261800 [ 1334.788940][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.788983][ T32] r5:85261800 r4:8291a680 [ 1334.789024][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.789069][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.789211][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb17de08 [ 1334.789240][ T32] r4:00000000 [ 1334.789263][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.789301][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.789339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.789382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325c80 [ 1334.789405][ T32] r4:00000000 [ 1334.789449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.789500][ T32] r9:83018005 r8:85261800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1334.789523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.789565][ T32] r5:00001000 r4:eaa8f000 [ 1334.789585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.789674][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.789777][ T32] r5:850cf78c r4:850cf400 [ 1334.789810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.789859][ T32] r7:dddced80 r6:83018000 r5:850cf78c r4:84783280 [ 1334.789955][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.790021][ T32] r10:61c88647 r9:85261800 r8:847832ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.790050][ T32] r4:84783280 [ 1334.790070][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.790156][ T32] r10:00000000 r9:84783280 r8:80287e08 r7:eb179e60 r6:84783300 r5:85261800 [ 1334.790261][ T32] r4:00000001 [ 1334.790284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.790372][ T32] Exception stack(0xeb17dfb0 to 0xeb17dff8) [ 1334.790573][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.790606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.790650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.790683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.790714][ T32] r4:851aedc0 [ 1334.791169][ T32] INFO: task kworker/0:235:4726 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.791210][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.791352][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.791443][ T32] Call trace: [ 1334.791489][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.791618][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.791738][ T32] r4:00000000 [ 1334.791765][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.791837][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.791937][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.792129][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.792337][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.792542][ T32] r5:800b0013 r4:80239bb0 [ 1334.792577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.792650][ T32] r4:82ac21e4 [ 1334.792753][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.792803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.792826][ T32] r4:e0585dc0 [ 1334.792845][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.792911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.792948][ T32] r4:00000000 [ 1334.792971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.793023][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.793048][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.793136][ T32] r5:00001000 r4:dfbdd000 [ 1334.793159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.793200][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.793264][ T32] r5:84be838c r4:84be8000 [ 1334.793288][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.793358][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.793402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.793452][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.793501][ T32] r4:848ec200 [ 1334.793525][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.793594][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.793620][ T32] r4:00000001 [ 1334.793640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.793676][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.793704][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.793732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.793758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.793798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.793897][ T32] r4:849b9d40 [ 1334.793923][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.793951][ T32] INFO: task kworker/1:565:4729 blocked for more than 461 seconds. [ 1334.793979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.794002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.794076][ T32] task:kworker/1:565 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.794133][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.794203][ T32] Call trace: [ 1334.794252][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.794475][ T32] r10:8291a684 r9:eb195d84 r8:00000002 r7:60000113 r6:eb195d8c r5:85264800 [ 1334.794502][ T32] r4:85264800 [ 1334.794522][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.794602][ T32] r5:85264800 r4:8291a680 [ 1334.794703][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.794746][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.794792][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb195e08 [ 1334.794847][ T32] r4:00000000 [ 1334.794880][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.794918][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.794961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.795004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853421c0 [ 1334.795061][ T32] r4:00000000 [ 1334.795116][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.795165][ T32] r9:83018205 r8:85264800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1334.795190][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.795259][ T32] r5:00001000 r4:eafe9000 [ 1334.795295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.795337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.795380][ T32] r5:8539a78c r4:8539a400 [ 1334.795400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.795449][ T32] r7:ddde2d80 r6:83018200 r5:8539a78c r4:8532e900 [ 1334.795471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.795543][ T32] r10:61c88647 r9:85264800 r8:8532e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.795569][ T32] r4:8532e900 [ 1334.795613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.795662][ T32] r10:00000000 r9:8532e900 r8:80287e08 r7:eb185e60 r6:84783380 r5:85264800 [ 1334.795709][ T32] r4:00000001 [ 1334.795825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.795866][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1334.795945][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.795979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.796009][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.796053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.796249][ T32] r4:85342280 [ 1334.796507][ T32] INFO: task kworker/1:565:4729 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.796568][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.796842][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.796927][ T32] Call trace: [ 1334.797073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.797201][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.797229][ T32] r4:00000000 [ 1334.797249][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.797287][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.797462][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.797498][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.797574][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.797602][ T32] r5:800b0013 r4:80239bb0 [ 1334.797778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.797823][ T32] r4:82ac21e4 [ 1334.797893][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.798014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.798121][ T32] r4:e0585dc0 [ 1334.798354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.818659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.818725][ T32] r4:00000000 [ 1334.818755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.818862][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.818919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.818975][ T32] r5:00001000 r4:dfbdd000 [ 1334.818997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.819046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.819091][ T32] r5:84be838c r4:84be8000 [ 1334.819112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.819185][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.819230][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.819282][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.819328][ T32] r4:848ec200 [ 1334.819352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.819450][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.819505][ T32] r4:00000001 [ 1334.819549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.819602][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.819637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.819671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.819700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.819729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.819767][ T32] r4:849b9d40 [ 1334.819795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.819825][ T32] INFO: task kworker/1:566:4730 blocked for more than 461 seconds. [ 1334.819858][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.819883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.819904][ T32] task:kworker/1:566 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.819982][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.820108][ T32] Call trace: [ 1334.820194][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.820249][ T32] r10:8291a684 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:85263c00 [ 1334.820298][ T32] r4:85263c00 [ 1334.820332][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.820379][ T32] r5:85263c00 r4:8291a680 [ 1334.820413][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.820459][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.820503][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1334.820527][ T32] r4:00000000 [ 1334.820546][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.820610][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.820650][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.820691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342380 [ 1334.820715][ T32] r4:00000000 [ 1334.820745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.820791][ T32] r9:83018205 r8:85263c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 2 printk messages dropped ** [ 1334.820898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.820941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.820983][ T32] r5:8539af8c r4:8539ac00 ** 2 printk messages dropped ** [ 1334.821154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.821221][ T32] r10:61c88647 r9:85263c00 r8:8532eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.821285][ T32] r4:8532eb00 [ 1334.821328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.821432][ T32] r10:00000000 r9:8532eb00 r8:80287e08 r7:eb185e60 r6:84783400 r5:85263c00 [ 1334.821512][ T32] r4:00000001 [ 1334.821560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.821602][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1334.821630][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.821683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.821724][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.821757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.821795][ T32] r4:85342380 [ 1334.822225][ T32] INFO: task kworker/1:566:4730 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.822263][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.822323][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.822396][ T32] Call trace: [ 1334.822493][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.822548][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.822572][ T32] r4:00000000 [ 1334.822597][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.822638][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.822678][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.822712][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.822749][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.822785][ T32] r5:800b0013 r4:80239bb0 [ 1334.822848][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.822927][ T32] r4:82ac21e4 [ 1334.822978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.823030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.823056][ T32] r4:e0585dc0 [ 1334.823093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.823200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.823229][ T32] r4:00000000 [ 1334.823250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.823297][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.823318][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.823375][ T32] r5:00001000 r4:dfbdd000 [ 1334.823427][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.823532][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1334.823733][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.823783][ T32] r4:848ec200 [ 1334.823806][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.823878][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.823929][ T32] r4:00000001 [ 1334.823951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.823986][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.824027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.824060][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.824111][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.824155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.824178][ T32] r4:849b9d40 [ 1334.824199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.824224][ T32] INFO: task kworker/1:567:4732 blocked for more than 461 seconds. [ 1334.824250][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.824298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.824349][ T32] task:kworker/1:567 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.824399][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.824441][ T32] Call trace: [ 1334.824470][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.824516][ T32] r10:8291a684 r9:eb1a1d84 r8:00000002 r7:60000113 r6:eb1a1d8c r5:8521e000 [ 1334.824583][ T32] r4:8521e000 [ 1334.824613][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.824658][ T32] r5:8521e000 r4:8291a680 [ 1334.824677][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.824715][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.824782][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1334.824813][ T32] r4:00000000 [ 1334.824834][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.824894][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.824932][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.824974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342580 [ 1334.824998][ T32] r4:00000000 [ 1334.825017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.825078][ T32] r9:83018205 r8:8521e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1334.825103][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.825150][ T32] r5:00001000 r4:eb06d000 [ 1334.825184][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.825227][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.825271][ T32] r5:8539b38c r4:8539b000 [ 1334.825315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.825363][ T32] r7:ddde2d80 r6:83018200 r5:8539b38c r4:8532eb80 [ 1334.825385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.825430][ T32] r10:61c88647 r9:8521e000 r8:8532ebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.825459][ T32] r4:8532eb80 [ 1334.825479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.825522][ T32] r10:00000000 r9:8532eb80 r8:80287e08 r7:eb199e60 r6:84783480 r5:8521e000 [ 1334.825569][ T32] r4:00000001 [ 1334.825592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.825634][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1334.825704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.825737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.825781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.825824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.825898][ T32] r4:85342280 [ 1334.826151][ T32] INFO: task kworker/1:567:4732 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.826186][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.826239][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.826296][ T32] Call trace: [ 1334.826354][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.826406][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.826430][ T32] r4:00000000 [ 1334.826449][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.826488][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.826539][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.826573][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.826599][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.826623][ T32] r5:800b0013 r4:80239bb0 [ 1334.826643][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.826708][ T32] r4:82ac21e4 [ 1334.826733][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.826846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.826881][ T32] r4:e0585dc0 [ 1334.826926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.826973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.826996][ T32] r4:00000000 [ 1334.827016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.827069][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.827091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.827132][ T32] r5:00001000 r4:dfbdd000 [ 1334.827151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.827189][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.827229][ T32] r5:84be838c r4:84be8000 [ 1334.827290][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.827389][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.827416][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.827463][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.827488][ T32] r4:848ec200 [ 1334.827536][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.827598][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.827621][ T32] r4:00000001 [ 1334.827647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.827711][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.827772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.827859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.827896][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.827939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.827979][ T32] r4:849b9d40 [ 1334.828034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.828088][ T32] INFO: task kworker/1:568:4735 blocked for more than 461 seconds. [ 1334.828135][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.828161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.828279][ T32] task:kworker/1:568 state:D stack:0 pid:4735 tgid:4735 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.839819][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.839914][ T32] Call trace: [ 1334.839949][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.840007][ T32] r10:8291a684 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:84918000 ** 4 printk messages dropped ** [ 1334.840330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.840609][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.840791][ T32] r5:00001000 r4:eb0a5000 ** 1 printk messages dropped ** [ 1334.840851][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.840893][ T32] r5:853a038c r4:853a0000 [ 1334.840913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.841067][ T32] r10:61c88647 r9:84918000 r8:8532ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.841091][ T32] r4:8532ec00 [ 1334.841135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.841186][ T32] r10:00000000 r9:8532ec00 r8:80287e08 r7:eb1a1e60 r6:84783500 r5:84918000 [ 1334.841208][ T32] r4:00000001 [ 1334.841251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.841292][ T32] Exception stack(0xeb1adfb0 to 0xeb1adff8) [ 1334.841320][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.841349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.841376][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.841428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.841456][ T32] r4:853424c0 [ 1334.841854][ T32] INFO: task kworker/1:568:4735 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.841894][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.841950][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.841994][ T32] Call trace: [ 1334.842052][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.842166][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.842195][ T32] r4:00000000 [ 1334.842216][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.842285][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.842397][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.842433][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.842458][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.842483][ T32] r5:800b0013 r4:80239bb0 [ 1334.842510][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.842568][ T32] r4:82ac21e4 [ 1334.842600][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.842678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.842704][ T32] r4:e0585dc0 [ 1334.842748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.842802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.842865][ T32] r4:00000000 [ 1334.842914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.842967][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.842990][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.843040][ T32] r5:00001000 r4:dfbdd000 [ 1334.843074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.843147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.843192][ T32] r5:84be838c r4:84be8000 [ 1334.843213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.843282][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.843328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.843440][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.843491][ T32] r4:848ec200 [ 1334.843516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.843589][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.843616][ T32] r4:00000001 [ 1334.843656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.843695][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.843722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.843750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.843776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.843804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.843873][ T32] r4:849b9d40 [ 1334.843922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.843966][ T32] INFO: task kworker/1:569:4737 blocked for more than 461 seconds. [ 1334.844009][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.844069][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.844118][ T32] task:kworker/1:569 state:D stack:0 pid:4737 tgid:4737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.844220][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.844269][ T32] Call trace: [ 1334.844323][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.844378][ T32] r10:8291a684 r9:eb1b5d84 r8:00000002 r7:60000113 r6:eb1b5d8c r5:8491a400 ** 9 printk messages dropped ** [ 1334.844807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.845118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.845209][ T32] r5:8539b78c r4:8539b400 [ 1334.845235][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.845281][ T32] r7:ddde2d80 r6:83018200 r5:8539b78c r4:8532ea80 [ 1334.845328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.845379][ T32] r10:61c88647 r9:8491a400 r8:8532eaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.845417][ T32] r4:8532ea80 [ 1334.845444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.845541][ T32] r10:00000000 r9:8532ea80 r8:80287e08 r7:eb1ade60 r6:84783580 r5:8491a400 [ 1334.845607][ T32] r4:00000001 [ 1334.845629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.845688][ T32] Exception stack(0xeb1b5fb0 to 0xeb1b5ff8) [ 1334.845718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.845746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.845774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.845802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.845824][ T32] r4:853424c0 [ 1334.846069][ T32] INFO: task kworker/1:569:4737 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.846121][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.846259][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.846303][ T32] Call trace: [ 1334.846360][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.846436][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.846464][ T32] r4:00000000 [ 1334.846499][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.846550][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.846603][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.846635][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.846685][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1334.846874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.847295][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.847336][ T32] r5:84be838c r4:84be8000 [ 1334.847380][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.847440][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.847502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.847568][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.847593][ T32] r4:848ec200 [ 1334.847612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.847657][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.847726][ T32] r4:00000001 [ 1334.847767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.847816][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.847842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.847922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.847953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.847982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.848029][ T32] r4:849b9d40 [ 1334.848084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.848113][ T32] INFO: task kworker/1:570:4738 blocked for more than 461 seconds. [ 1334.848146][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1334.869418][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1334.869833][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.870007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342800 ** 6 printk messages dropped ** [ 1334.870343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.870387][ T32] r5:8539bb8c r4:8539b800 ** 3 printk messages dropped ** [ 1334.870640][ T32] r10:61c88647 r9:84918c00 r8:8532ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.871045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.871880][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.872277][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1334.872529][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1334.872801][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1334.873114][ T32] r5:00001000 r4:dfbdd000 [ 1334.873134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.873197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.873246][ T32] r5:84be838c r4:84be8000 [ 1334.873269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.873315][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.873337][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.873385][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.873483][ T32] r4:848ec200 [ 1334.873682][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.873733][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.873775][ T32] r4:00000001 [ 1334.873828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.873971][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.874002][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.874039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.874068][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.874098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.874121][ T32] r4:849b9d40 [ 1334.874267][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.874309][ T32] INFO: task kworker/1:571:4740 blocked for more than 461 seconds. [ 1334.874367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.874473][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.874506][ T32] task:kworker/1:571 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.874619][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.874720][ T32] Call trace: [ 1334.874992][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.875053][ T32] r10:8291a684 r9:eb1c1d84 r8:00000002 r7:60000113 r6:eb1c1d8c r5:84919800 [ 1334.875079][ T32] r4:84919800 ** 7 printk messages dropped ** [ 1334.875435][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.875479][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.875525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342900 [ 1334.875549][ T32] r4:00000000 [ 1334.875582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.875635][ T32] r9:83018205 r8:84919800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1334.875660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.875704][ T32] r5:00001000 r4:eb08f000 [ 1334.875727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.875769][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.875837][ T32] r5:8539bf8c r4:8539bc00 [ 1334.875899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.875968][ T32] r7:ddde2d80 r6:83018200 r5:8539bf8c r4:8532ec80 [ 1334.875995][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.876052][ T32] r10:61c88647 r9:84919800 r8:8532ecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.876076][ T32] r4:8532ec80 [ 1334.876172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.876221][ T32] r10:00000000 r9:8532ec80 r8:80287e08 r7:eb1ade60 r6:84783680 r5:84919800 [ 1334.876246][ T32] r4:00000001 [ 1334.876390][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.876430][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1334.876485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.876520][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.877057][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1334.877972][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1334.894175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.894252][ T32] r4:00000000 [ 1334.894279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.894332][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.894382][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.894453][ T32] r5:00001000 r4:dfbdd000 [ 1334.894480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.894547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.894620][ T32] r5:84be838c r4:84be8000 [ 1334.894648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.894699][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.894723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.894772][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.894808][ T32] r4:848ec200 [ 1334.894852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.894902][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.894927][ T32] r4:00000001 [ 1334.894950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.895013][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.895056][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.895111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.895143][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.895200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.895252][ T32] r4:849b9d40 [ 1334.895281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.895314][ T32] INFO: task kworker/1:572:4743 blocked for more than 461 seconds. [ 1334.895409][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1334.895637][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1334.896117][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.896453][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.896495][ T32] r5:853a178c r4:853a1400 ** 3 printk messages dropped ** [ 1334.896711][ T32] r10:61c88647 r9:8491bc00 r8:8532eeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1334.897056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.897090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.897114][ T32] r4:85342c40 [ 1334.897571][ T32] INFO: task kworker/1:572:4743 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.897639][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.897709][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.897754][ T32] Call trace: [ 1334.897800][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.897852][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.897876][ T32] r4:00000000 [ 1334.897921][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.897969][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.897999][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.898047][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.898076][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.898142][ T32] r5:800b0013 r4:80239bb0 [ 1334.898172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.907001][ T32] r4:82ac21e4 [ 1334.907098][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.907166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.907208][ T32] r4:e0585dc0 [ 1334.907234][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.907279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.907328][ T32] r4:00000000 [ 1334.907360][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.907433][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.907483][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.907534][ T32] r5:00001000 r4:dfbdd000 [ 1334.907555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.907635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.907724][ T32] r5:84be838c r4:84be8000 [ 1334.907792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.907888][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.907921][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.907999][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.908033][ T32] r4:848ec200 [ 1334.908080][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.908131][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.908155][ T32] r4:00000001 [ 1334.908174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.912490][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.912556][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.912592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.912663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1334.913191][ T32] r10:8291a684 r9:eb1d9d84 r8:00000002 r7:60000013 r6:eb1d9d8c r5:8491b000 ** 6 printk messages dropped ** [ 1334.913424][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.913596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342b40 ** 6 printk messages dropped ** [ 1334.913871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.913917][ T32] r5:853a078c r4:853a0400 ** 2 printk messages dropped ** [ 1334.914025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1334.914317][ T32] Exception stack(0xeb1d9fb0 to 0xeb1d9ff8) ** 8 printk messages dropped ** [ 1334.915227][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.915428][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1334.915663][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1334.915807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1334.916476][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.916773][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.917367][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1334.917566][ T32] r5:8491e000 r4:8291a680 [ 1334.917587][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.917626][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.917695][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e5e08 [ 1334.917722][ T32] r4:00000000 [ 1334.917743][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.917780][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.917815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.917857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85342d40 [ 1334.917905][ T32] r4:00000000 [ 1334.917957][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.918023][ T32] r9:83018205 r8:8491e000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1334.918076][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.918138][ T32] r5:00001000 r4:eb1d1000 [ 1334.918163][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.918264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.928812][ T32] r5:853a0b8c r4:853a0800 [ 1334.928881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.928958][ T32] r7:ddde2d80 r6:83018200 r5:853a0b8c r4:84784f00 [ 1334.928994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.929054][ T32] r10:61c88647 r9:8491e000 r8:84784f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.929079][ T32] r4:84784f00 [ 1334.929124][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.929320][ T32] r10:00000000 r9:84784f00 r8:80287e08 r7:eb1d5e60 r6:84783800 r5:8491e000 [ 1334.929348][ T32] r4:00000001 [ 1334.929370][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.929410][ T32] Exception stack(0xeb1e5fb0 to 0xeb1e5ff8) [ 1334.929442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.929522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.929634][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.929668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.929715][ T32] r4:85342b80 [ 1334.930148][ T32] INFO: task kworker/1:574:4746 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.930188][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.930309][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.930360][ T32] Call trace: [ 1334.930510][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.930595][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.930668][ T32] r4:00000000 [ 1334.930693][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.930770][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.930805][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.930957][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.930988][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.931014][ T32] r5:800b0013 r4:80239bb0 [ 1334.931160][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.931234][ T32] r4:82ac21e4 [ 1334.931265][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.931359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.931387][ T32] r4:e0585dc0 [ 1334.931408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.931467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.931499][ T32] r4:00000000 [ 1334.931548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.931652][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.931721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.931806][ T32] r5:00001000 r4:dfbdd000 [ 1334.931854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.931901][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.931977][ T32] r5:84be838c r4:84be8000 [ 1334.932005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.932356][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1334.932719][ T32] r4:849b9d40 ** 8 printk messages dropped ** [ 1334.933356][ T32] r10:8291a684 r9:eb1f5d84 r8:00000002 r7:60000113 r6:eb1f5d8c r5:8491d400 ** 8 printk messages dropped ** [ 1334.933775][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.934241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.934288][ T32] r5:853a0f8c r4:853a0c00 [ 1334.934347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.934420][ T32] r7:ddde2d80 r6:83018200 r5:853a0f8c r4:8532ed80 [ 1334.934454][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.934526][ T32] r10:61c88647 r9:8491d400 r8:8532edac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.934553][ T32] r4:8532ed80 [ 1334.934597][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.934645][ T32] r10:00000000 r9:8532ed80 r8:80287e08 r7:eb1d5e60 r6:84783880 r5:8491d400 [ 1334.934693][ T32] r4:00000001 [ 1334.934717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.934753][ T32] Exception stack(0xeb1f5fb0 to 0xeb1f5ff8) [ 1334.934779][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.934836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.934867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.934921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.934978][ T32] r4:85342cc0 [ 1334.935242][ T32] INFO: task kworker/1:575:4748 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.935279][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.935347][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.935426][ T32] Call trace: [ 1334.935463][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.935516][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.935618][ T32] r4:00000000 [ 1334.935642][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.935684][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.935712][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.935740][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.935802][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.935953][ T32] r5:800b0013 r4:80239bb0 [ 1334.936010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.936067][ T32] r4:82ac21e4 [ 1334.936089][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.936132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.936179][ T32] r4:e0585dc0 [ 1334.936302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.936348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.936372][ T32] r4:00000000 [ 1334.936418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.936473][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.936520][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.936567][ T32] r5:00001000 r4:dfbdd000 [ 1334.936588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.936647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.936691][ T32] r5:84be838c r4:84be8000 [ 1334.936711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.936777][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.936802][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.936850][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.936874][ T32] r4:848ec200 [ 1334.936899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1334.937308][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1334.937424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1334.937803][ T32] task:kworker/1:576 state:D stack:0 pid:4750 tgid:4750 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1334.938088][ T32] r10:8291a684 r9:eb201d84 r8:00000002 r7:60000113 r6:eb201d8c r5:8491c800 ** 4 printk messages dropped ** [ 1334.956287][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.956724][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.956937][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1334.957092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.957301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1334.957393][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.957709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.957901][ T32] r4:8478ca80 ** 1 printk messages dropped ** [ 1334.964389][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.964818][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1334.964962][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.964990][ T32] r5:800b0013 r4:80239bb0 [ 1334.965033][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.965079][ T32] r4:82ac21e4 [ 1334.965100][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.965144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.965171][ T32] r4:e0585dc0 [ 1334.965193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.965234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.965257][ T32] r4:00000000 [ 1334.965276][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.965326][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.965363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.965415][ T32] r5:00001000 r4:dfbdd000 [ 1334.965441][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.965482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.965543][ T32] r5:84be838c r4:84be8000 [ 1334.965568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.965616][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.965637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.965710][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.965736][ T32] r4:848ec200 [ 1334.965782][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.965876][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.965904][ T32] r4:00000001 [ 1334.965937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.965999][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.966043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.966076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.966102][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.966131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.966153][ T32] r4:849b9d40 [ 1334.966187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.966245][ T32] INFO: task kworker/1:577:4752 blocked for more than 461 seconds. [ 1334.966282][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.966308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.966343][ T32] task:kworker/1:577 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.966419][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.966464][ T32] Call trace: [ 1334.966508][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.966563][ T32] r10:8291a684 r9:eb209d84 r8:00000002 r7:60000113 r6:eb209d8c r5:852d8000 [ 1334.966587][ T32] r4:852d8000 [ 1334.966619][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.966678][ T32] r5:852d8000 r4:8291a680 [ 1334.966703][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.966742][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.966784][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb209e08 [ 1334.966827][ T32] r4:00000000 [ 1334.966851][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.966886][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.966922][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.966963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e81c0 [ 1334.966985][ T32] r4:00000000 [ 1334.967005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.967057][ T32] r9:83018205 r8:852d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1334.967079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.967133][ T32] r5:00001000 r4:eb229000 [ 1334.967180][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.967225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.967268][ T32] r5:853a238c r4:853a2000 [ 1334.967303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.967353][ T32] r7:ddde2d80 r6:83018200 r5:853a238c r4:849be080 [ 1334.967374][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.967420][ T32] r10:61c88647 r9:852d8000 r8:849be0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.967466][ T32] r4:849be080 [ 1334.967489][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.967536][ T32] r10:00000000 r9:849be080 r8:80287e08 r7:eb1d5e60 r6:84783980 r5:852d8000 [ 1334.967558][ T32] r4:00000001 [ 1334.967627][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.967690][ T32] Exception stack(0xeb209fb0 to 0xeb209ff8) [ 1334.967721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.967753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.967781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.967809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.967831][ T32] r4:8478ca80 [ 1334.968203][ T32] INFO: task kworker/1:577:4752 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.975292][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.975467][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.975549][ T32] Call trace: [ 1334.975611][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.975670][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.975695][ T32] r4:00000000 [ 1334.975715][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.975770][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.975815][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.975873][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.975942][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.975972][ T32] r5:800b0013 r4:80239bb0 [ 1334.975993][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.976047][ T32] r4:82ac21e4 [ 1334.976069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.976130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.976157][ T32] r4:e0585dc0 [ 1334.976178][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.976219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.976242][ T32] r4:00000000 [ 1334.976261][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.976306][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.976332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.976401][ T32] r5:00001000 r4:dfbdd000 [ 1334.976426][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.976467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.976520][ T32] r5:84be838c r4:84be8000 [ 1334.976545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.976592][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1334.976658][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.976711][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.976739][ T32] r4:848ec200 [ 1334.976773][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.976823][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1334.976846][ T32] r4:00000001 [ 1334.976877][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.976916][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1334.976942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.976971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.977011][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.977048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.977073][ T32] r4:849b9d40 [ 1334.977119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.977151][ T32] INFO: task kworker/1:578:4754 blocked for more than 461 seconds. [ 1334.977206][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1334.977234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.977255][ T32] task:kworker/1:578 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.977375][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.977422][ T32] Call trace: [ 1334.977452][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1334.977523][ T32] r10:8291a684 r9:eb21dd84 r8:00000002 r7:60000113 r6:eb21dd8c r5:852d9800 [ 1334.977575][ T32] r4:852d9800 [ 1334.977599][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1334.977642][ T32] r5:852d9800 r4:8291a680 [ 1334.977662][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.977734][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.977780][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 [ 1334.977804][ T32] r4:00000000 [ 1334.977823][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1334.977873][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1334.977911][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.977953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ffc0 [ 1334.978064][ T32] r4:00000000 [ 1334.978113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.978161][ T32] r9:83018205 r8:852d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1334.978183][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.984627][ T32] r5:00001000 r4:eb211000 [ 1334.984695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.984757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.984826][ T32] r5:853a1b8c r4:853a1800 [ 1334.984852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.984901][ T32] r7:ddde2d80 r6:83018200 r5:853a1b8c r4:849be100 [ 1334.984923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.984999][ T32] r10:61c88647 r9:852d9800 r8:849be12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.985037][ T32] r4:849be100 [ 1334.985085][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.985136][ T32] r10:00000000 r9:849be100 r8:80287e08 r7:eb209e60 r6:84783a00 r5:852d9800 [ 1334.985160][ T32] r4:00000001 [ 1334.985180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.985240][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1334.985301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.985340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.985370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.985399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1334.986105][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.986306][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1334.986556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1334.986974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.987384][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1334.987630][ T32] INFO: task kworker/1:579:4756 blocked for more than 461 seconds. ** 10 printk messages dropped ** [ 1334.988045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1334.995323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.995362][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.995405][ T32] r5:853a1f8c r4:853a1c00 [ 1334.995426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.995481][ T32] r7:ddde2d80 r6:83018200 r5:853a1f8c r4:849be280 [ 1334.995522][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1334.995625][ T32] r10:61c88647 r9:852d8c00 r8:849be2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.995652][ T32] r4:849be280 [ 1334.995672][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1334.995718][ T32] r10:00000000 r9:849be280 r8:80287e08 r7:eb209e60 r6:84783a80 r5:852d8c00 [ 1334.995758][ T32] r4:00000001 [ 1334.995807][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.995872][ T32] Exception stack(0xeb22dfb0 to 0xeb22dff8) [ 1334.995951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.995984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.996034][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.996069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1334.996094][ T32] r4:850e8080 [ 1334.996507][ T32] INFO: task kworker/1:579:4756 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1334.996613][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.996731][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.996822][ T32] Call trace: [ 1334.996858][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1334.996910][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1334.996934][ T32] r4:00000000 [ 1334.996966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.997010][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1334.997044][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1334.997080][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1334.997118][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1334.997145][ T32] r5:800b0013 r4:80239bb0 [ 1334.997189][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.997239][ T32] r4:82ac21e4 [ 1334.997261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.997326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1334.997352][ T32] r4:e0585dc0 [ 1334.997373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1334.997414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1334.997436][ T32] r4:00000000 [ 1334.997456][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1334.997501][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.997523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1334.997569][ T32] r5:00001000 r4:dfbdd000 [ 1334.997590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1334.997629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.997670][ T32] r5:84be838c r4:84be8000 [ 1334.997690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1334.997735][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1334.997930][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1335.004256][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1335.004838][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1335.005499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.005723][ T32] r10:61c88647 r9:852dbc00 r8:849be22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.006072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1335.007002][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1335.007383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1335.007843][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.008130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.017165][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.017592][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.017986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.018103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.022873][ T32] r10:00000000 r9:849be400 r8:80287e08 r7:eb235e60 r6:84783b80 r5:852db000 ** 10 printk messages dropped ** [ 1335.023760][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.023814][ T32] Call trace: [ 1335.023871][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.023952][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.023980][ T32] r4:00000000 [ 1335.024002][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.024050][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.024078][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.024106][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.024132][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.024162][ T32] r5:800b0013 r4:80239bb0 [ 1335.024184][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.024225][ T32] r4:82ac21e4 [ 1335.024247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.024314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.024341][ T32] r4:e0585dc0 [ 1335.024380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.024431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.024454][ T32] r4:00000000 [ 1335.024487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.024537][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.024560][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.024601][ T32] r5:00001000 r4:dfbdd000 [ 1335.024621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.024678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.024776][ T32] r5:84be838c r4:84be8000 [ 1335.024837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.024923][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.024959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.025089][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.025136][ T32] r4:848ec200 [ 1335.025162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.025213][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.025237][ T32] r4:00000001 [ 1335.025281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.025324][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.025352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.025394][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.025430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.025465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.025488][ T32] r4:849b9d40 [ 1335.025510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.025550][ T32] INFO: task kworker/1:582:4762 blocked for more than 461 seconds. [ 1335.025588][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.025612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.025633][ T32] task:kworker/1:582 state:D stack:0 pid:4762 tgid:4762 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.025679][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.025740][ T32] Call trace: [ 1335.025781][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.025830][ T32] r10:8291a684 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:852dd400 [ 1335.025868][ T32] r4:852dd400 [ 1335.025903][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.025950][ T32] r5:852dd400 r4:8291a680 [ 1335.025983][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.026031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.026074][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1335.026097][ T32] r4:00000000 [ 1335.026116][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.026150][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.026184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.026249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8440 [ 1335.026277][ T32] r4:00000000 [ 1335.026298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.026342][ T32] r9:83018205 r8:852dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1335.026388][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.026460][ T32] r5:00001000 r4:eb245000 [ 1335.026507][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.026551][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.026613][ T32] r5:853a2b8c r4:853a2800 [ 1335.026637][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.026696][ T32] r7:ddde2d80 r6:83018200 r5:853a2b8c r4:849be300 ** 1 printk messages dropped ** [ 1335.026769][ T32] r10:61c88647 r9:852dd400 r8:849be32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1335.027495][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.027649][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.027819][ T32] Call trace: [ 1335.027866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.027919][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.027952][ T32] r4:00000000 [ 1335.027997][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.028046][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.028099][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.028167][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.028197][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.028222][ T32] r5:800b0013 r4:80239bb0 [ 1335.028257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.028362][ T32] r4:82ac21e4 [ 1335.037553][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.037656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.037687][ T32] r4:e0585dc0 [ 1335.037709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.037789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.037830][ T32] r4:00000000 [ 1335.037855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.037917][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.037956][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.038009][ T32] r5:00001000 r4:dfbdd000 [ 1335.038037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.038079][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.038122][ T32] r5:84be838c r4:84be8000 [ 1335.038160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.038278][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.038664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.038734][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.038758][ T32] r4:848ec200 [ 1335.038779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.038848][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.038873][ T32] r4:00000001 [ 1335.038892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.038931][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.038986][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.039027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.039056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.039123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.039151][ T32] r4:849b9d40 [ 1335.039225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.039308][ T32] INFO: task kworker/1:583:4764 blocked for more than 461 seconds. ** 2 printk messages dropped ** [ 1335.039419][ T32] task:kworker/1:583 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1335.040002][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.040227][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.040463][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.040522][ T32] r5:853a2f8c r4:853a2c00 ** 1 printk messages dropped ** [ 1335.040592][ T32] r7:ddde2d80 r6:83018200 r5:853a2f8c r4:849be480 ** 5 printk messages dropped ** [ 1335.040795][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.041017][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1335.041963][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1335.042412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1335.043059][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.043486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.043739][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.044141][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.044482][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.044618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.044839][ T32] r4:849be380 ** 6 printk messages dropped ** [ 1335.045083][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.045677][ T32] Call trace: ** 5 printk messages dropped ** [ 1335.046040][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1335.046446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1335.046776][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.046798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.046865][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.046893][ T32] r4:848ec200 [ 1335.046916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.046962][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.046985][ T32] r4:00000001 [ 1335.047004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.047046][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.047074][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.047102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.047128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.047156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.047177][ T32] r4:849b9d40 [ 1335.047197][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.047222][ T32] INFO: task kworker/1:585:4768 blocked for more than 461 seconds. [ 1335.047263][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.047295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.047318][ T32] task:kworker/1:585 state:D stack:0 pid:4768 tgid:4768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.047395][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.047439][ T32] Call trace: [ 1335.047500][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.047573][ T32] r10:8291a684 r9:eb281d84 r8:00000002 r7:60000113 r6:eb281d8c r5:8526ec00 [ 1335.047626][ T32] r4:8526ec00 [ 1335.047649][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.047711][ T32] r5:8526ec00 r4:8291a680 [ 1335.047790][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.047834][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.047876][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1335.047923][ T32] r4:00000000 [ 1335.048002][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.048095][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.048134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.048194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8840 [ 1335.048223][ T32] r4:00000000 [ 1335.048243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.064905][ T32] r9:83018205 r8:8526ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1335.064954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.065034][ T32] r5:00001000 r4:eb277000 [ 1335.065082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.065131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.065188][ T32] r5:853a378c r4:853a3400 [ 1335.065213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.065262][ T32] r7:ddde2d80 r6:83018200 r5:853a378c r4:849be580 [ 1335.065284][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.065331][ T32] r10:61c88647 r9:8526ec00 r8:849be5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.065353][ T32] r4:849be580 [ 1335.065389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.065443][ T32] r10:00000000 r9:849be580 r8:80287e08 r7:eb271e60 r6:84783d80 r5:8526ec00 [ 1335.065493][ T32] r4:00000001 [ 1335.065532][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.065575][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) [ 1335.065606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.065634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.065661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.065707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.065733][ T32] r4:850e8600 [ 1335.066187][ T32] INFO: task kworker/1:585:4768 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.066228][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.066313][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.066369][ T32] Call trace: [ 1335.066419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.066504][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.066542][ T32] r4:00000000 [ 1335.066564][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.066606][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.066634][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.066662][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.066687][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.066725][ T32] r5:800b0013 r4:80239bb0 [ 1335.066777][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.066845][ T32] r4:82ac21e4 [ 1335.066881][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1335.067013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 4 printk messages dropped ** [ 1335.067173][ T32] r5:00001000 r4:dfbdd000 [ 1335.067193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.067245][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.067305][ T32] r5:84be838c r4:84be8000 [ 1335.067329][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.067377][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.067405][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.067453][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.067477][ T32] r4:848ec200 [ 1335.067511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.067572][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.067598][ T32] r4:00000001 [ 1335.067617][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.067657][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.067688][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.067719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.067746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.067775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.067813][ T32] r4:849b9d40 [ 1335.067850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.067881][ T32] INFO: task kworker/1:586:4770 blocked for more than 461 seconds. [ 1335.067915][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.067939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.067960][ T32] task:kworker/1:586 state:D stack:0 pid:4770 tgid:4770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.068026][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.068071][ T32] Call trace: [ 1335.068102][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.068165][ T32] r10:8291a684 r9:eb28dd84 r8:00000002 r7:60000113 r6:eb28dd8c r5:852da400 [ 1335.068270][ T32] r4:852da400 [ 1335.075115][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.075231][ T32] r5:852da400 r4:8291a680 [ 1335.075257][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.075299][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.075341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 [ 1335.075377][ T32] r4:00000000 [ 1335.075410][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.075484][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.075580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.075662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8940 [ 1335.075714][ T32] r4:00000000 [ 1335.075743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.075820][ T32] r9:83018205 r8:852da400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1335.075908][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.075963][ T32] r5:00001000 r4:eb27d000 [ 1335.075984][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.076058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.076108][ T32] r5:853a3b8c r4:853a3800 [ 1335.076129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.076215][ T32] r7:ddde2d80 r6:83018200 r5:853a3b8c r4:849be680 [ 1335.076241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.076314][ T32] r10:61c88647 r9:852da400 r8:849be6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.076366][ T32] r4:849be680 [ 1335.076414][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.076471][ T32] r10:00000000 r9:849be680 r8:80287e08 r7:eb271e60 r6:84783e00 r5:852da400 [ 1335.076520][ T32] r4:00000001 [ 1335.076543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.076585][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) ** 3 printk messages dropped ** [ 1335.076895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.086144][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1335.086463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1335.087151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1335.087776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1335.096047][ T32] r5:852de000 r4:8291a680 ** 5 printk messages dropped ** [ 1335.096366][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.096904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.097184][ T32] r10:61c88647 r9:852de000 r8:849be62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1335.097693][ T32] Exception stack(0xeb29dfb0 to 0xeb29dff8) [ 1335.097754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.097820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.097879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.097940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.098002][ T32] r4:850e8880 [ 1335.103236][ T32] INFO: task kworker/1:587:4772 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.103356][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.103449][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.103537][ T32] Call trace: [ 1335.103603][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.103667][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.103698][ T32] r4:00000000 [ 1335.103746][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.103796][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.103826][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.103856][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.103881][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.103905][ T32] r5:800b0013 r4:80239bb0 [ 1335.103926][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.103973][ T32] r4:82ac21e4 [ 1335.103995][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.104047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.104071][ T32] r4:e0585dc0 [ 1335.104092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.104159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.104187][ T32] r4:00000000 [ 1335.104231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.104283][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.104307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.104349][ T32] r5:00001000 r4:dfbdd000 [ 1335.104369][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.104407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.104449][ T32] r5:84be838c r4:84be8000 [ 1335.104470][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.104523][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.104558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.104609][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.104632][ T32] r4:848ec200 [ 1335.104664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.104726][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.104752][ T32] r4:00000001 [ 1335.104785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.104873][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.104903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.104937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.105063][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1335.105284][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.105818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.106527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.106755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.107198][ T32] r10:61c88647 r9:852e8c00 r8:849be1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.107681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.117447][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1335.117683][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1335.118109][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1335.121590][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1335.121742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.122046][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1335.122391][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.122702][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.123464][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.123704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.124077][ T32] r10:61c88647 r9:852e8000 r8:849be7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.124100][ T32] r4:849be780 [ 1335.124119][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.124164][ T32] r10:00000000 r9:849be780 r8:80287e08 r7:eb2a9e60 r6:84783f80 r5:852e8000 [ 1335.124186][ T32] r4:00000001 [ 1335.124205][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.124303][ T32] Exception stack(0xeb2b9fb0 to 0xeb2b9ff8) [ 1335.124376][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.124408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.124459][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.124504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.124555][ T32] r4:850e8b00 [ 1335.125141][ T32] INFO: task kworker/1:589:4776 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.125221][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.125376][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.125455][ T32] Call trace: [ 1335.125486][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.125538][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.125563][ T32] r4:00000000 [ 1335.125601][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.125685][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.125739][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.125783][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.125817][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.125876][ T32] r5:800b0013 r4:80239bb0 [ 1335.125925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.125997][ T32] r4:82ac21e4 [ 1335.126028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.126117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.126170][ T32] r4:e0585dc0 [ 1335.126211][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.126299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.126364][ T32] r4:00000000 [ 1335.126437][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.126497][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.126543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.126610][ T32] r5:00001000 r4:dfbdd000 [ 1335.126654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.126731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.126972][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 11 printk messages dropped ** [ 1335.127604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.128177][ T32] r10:8291a684 r9:eb2d1d84 r8:00000002 r7:60000013 r6:eb2d1d8c r5:852e9800 ** 8 printk messages dropped ** [ 1335.140570][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.140978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.141030][ T32] r5:853a6b8c r4:853a6800 ** 1 printk messages dropped ** [ 1335.141100][ T32] r7:ddde2d80 r6:83018200 r5:853a6b8c r4:849be800 ** 4 printk messages dropped ** [ 1335.141253][ T32] r10:00000000 r9:849be800 r8:80287e08 r7:eb2a9e60 r6:851db000 r5:852e9800 ** 9 printk messages dropped ** [ 1335.142157][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1335.142752][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1335.143302][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.143649][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1335.143788][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.144188][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.144582][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1335.145150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.145341][ T32] r7:ddde2d80 r6:83018200 r5:853a4f8c r4:849be880 ** 5 printk messages dropped ** [ 1335.145575][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.145879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.146569][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1335.146756][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1335.147283][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1335.147486][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.147517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.147566][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.147589][ T32] r4:848ec200 [ 1335.147607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.147664][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.147711][ T32] r4:00000001 [ 1335.147757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.147797][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.147828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.147886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.147918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.147947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.147994][ T32] r4:849b9d40 [ 1335.148027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.148054][ T32] INFO: task kworker/1:592:4782 blocked for more than 461 seconds. [ 1335.148104][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.148169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.148200][ T32] task:kworker/1:592 state:D stack:0 pid:4782 tgid:4782 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.160400][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.160571][ T32] Call trace: [ 1335.160661][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.160775][ T32] r10:8291a684 r9:eb2ddd84 r8:00000002 r7:60000113 r6:eb2ddd8c r5:852ec800 [ 1335.160830][ T32] r4:852ec800 [ 1335.160889][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.160982][ T32] r5:852ec800 r4:8291a680 [ 1335.161054][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.161138][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.161225][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2dde08 [ 1335.161287][ T32] r4:00000000 [ 1335.161336][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.161407][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.161460][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.161529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320080 [ 1335.161609][ T32] r4:00000000 [ 1335.161687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.161827][ T32] r9:83018205 r8:852ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1335.161875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.161921][ T32] r5:00001000 r4:e0105000 [ 1335.161966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.162026][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.162087][ T32] r5:853a538c r4:853a5000 [ 1335.162136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.162206][ T32] r7:ddde2d80 r6:83018200 r5:853a538c r4:849be700 [ 1335.162229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.162310][ T32] r10:61c88647 r9:852ec800 r8:849be72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.162334][ T32] r4:849be700 [ 1335.162354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.162401][ T32] r10:00000000 r9:849be700 r8:80287e08 r7:eb2d1e60 r6:851db100 r5:852ec800 [ 1335.162457][ T32] r4:00000001 [ 1335.162481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.162550][ T32] Exception stack(0xeb2ddfb0 to 0xeb2ddff8) [ 1335.162583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.162612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.162650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.162723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.162754][ T32] r4:8534b180 [ 1335.163264][ T32] INFO: task kworker/1:592:4782 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.163312][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.163446][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.163565][ T32] Call trace: [ 1335.163632][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.163782][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.163856][ T32] r4:00000000 [ 1335.163898][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.163980][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.164049][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.164116][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.164167][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.164215][ T32] r5:800b0013 r4:80239bb0 [ 1335.164257][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.164337][ T32] r4:82ac21e4 [ 1335.164379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.164464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.164492][ T32] r4:e0585dc0 [ 1335.164543][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.164603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.164658][ T32] r4:00000000 [ 1335.164707][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.164810][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.164837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.164881][ T32] r5:00001000 r4:dfbdd000 [ 1335.164900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.164940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.165371][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1335.165605][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1335.165891][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.166240][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1335.166719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.166903][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.167372][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.167699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.186195][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1335.186476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1335.186936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.187361][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 9 printk messages dropped ** [ 1335.187738][ T32] task:kworker/1:594 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.187988][ T32] r10:8291a684 r9:eb2edd84 r8:00000002 r7:60000013 r6:eb2edd8c r5:852eb000 [ 1335.188082][ T32] r4:852eb000 [ 1335.188181][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.193721][ T32] r5:852eb000 r4:8291a680 [ 1335.193838][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.193902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.193946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ede08 [ 1335.193979][ T32] r4:00000000 [ 1335.194065][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.194151][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.194245][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.194294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320280 [ 1335.194318][ T32] r4:00000000 [ 1335.194337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.194384][ T32] r9:83018205 r8:852eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1335.194407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.194519][ T32] r5:00001000 r4:ea9cf000 [ 1335.194598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.194685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.194769][ T32] r5:853a5b8c r4:853a5800 [ 1335.194848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.194944][ T32] r7:ddde2d80 r6:83018200 r5:853a5b8c r4:849be980 [ 1335.195006][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.195111][ T32] r10:61c88647 r9:852eb000 r8:849be9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.195157][ T32] r4:849be980 [ 1335.195236][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.195338][ T32] r10:00000000 r9:849be980 r8:80287e08 r7:eb2d1e60 r6:851db200 r5:852eb000 [ 1335.195404][ T32] r4:00000001 [ 1335.195475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.195577][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1335.195642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.195696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.195746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.195801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.195861][ T32] r4:85320140 [ 1335.196454][ T32] INFO: task kworker/1:594:4786 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.196543][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.196699][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.196832][ T32] Call trace: [ 1335.196902][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.197006][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.197065][ T32] r4:00000000 [ 1335.197122][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.197208][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.197256][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.197287][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.197314][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.197356][ T32] r5:800b0013 r4:80239bb0 [ 1335.197407][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.197489][ T32] r4:82ac21e4 [ 1335.197537][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.197621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.197665][ T32] r4:e0585dc0 [ 1335.197699][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.197748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.197782][ T32] r4:00000000 [ 1335.197829][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.197897][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.197955][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.198028][ T32] r5:00001000 r4:dfbdd000 [ 1335.198053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.198129][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.206336][ T32] r5:84be838c r4:84be8000 [ 1335.206425][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.206499][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.206526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.206576][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.206599][ T32] r4:848ec200 [ 1335.206618][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.206664][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.206711][ T32] r4:00000001 [ 1335.206737][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.206783][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.206838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.206892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.206947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.206981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.207003][ T32] r4:849b9d40 [ 1335.207059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.207118][ T32] INFO: task kworker/1:595:4788 blocked for more than 461 seconds. [ 1335.207155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.207205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.207232][ T32] task:kworker/1:595 state:D stack:0 pid:4788 tgid:4788 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.207705][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.208163][ T32] r5:00001000 r4:eaac5000 ** 1 printk messages dropped ** [ 1335.212484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.212681][ T32] r7:ddde2d80 r6:83018200 r5:853a5f8c r4:849bea00 ** 5 printk messages dropped ** [ 1335.212923][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.213152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.214032][ T32] Call trace: [ 1335.214095][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.214173][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.214237][ T32] r4:00000000 [ 1335.214260][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.214302][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.214330][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.214359][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.214383][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.214408][ T32] r5:800b0013 r4:80239bb0 [ 1335.214428][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.214492][ T32] r4:82ac21e4 [ 1335.214538][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.214633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.214660][ T32] r4:e0585dc0 [ 1335.214681][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.214723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.214772][ T32] r4:00000000 [ 1335.214845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.214908][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.214932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.214975][ T32] r5:00001000 r4:dfbdd000 [ 1335.215051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.215097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.215165][ T32] r5:84be838c r4:84be8000 [ 1335.215190][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.215238][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.215273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.215329][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.215378][ T32] r4:848ec200 [ 1335.215441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.215493][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.215533][ T32] r4:00000001 [ 1335.215581][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.215632][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.215667][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.215697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.215723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.215754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.215781][ T32] r4:849b9d40 [ 1335.215812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1335.216229][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.216638][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.216959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85325800 ** 6 printk messages dropped ** [ 1335.217286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.217347][ T32] r5:850cfb8c r4:850cf800 ** 3 printk messages dropped ** [ 1335.217511][ T32] r10:61c88647 r9:852eec00 r8:851db4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1335.217881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.227787][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1335.237311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1335.237910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.240785][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.241205][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.241504][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1335.241961][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.242098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.242383][ T32] r4:849bec80 ** 6 printk messages dropped ** [ 1335.242746][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.243659][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.243862][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1335.244269][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1335.244581][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1335.244832][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.244854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.244906][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.244931][ T32] r4:848ec200 [ 1335.244956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.245002][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.245031][ T32] r4:00000001 [ 1335.245052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.245137][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.245167][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.245198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.245248][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.245304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.245355][ T32] r4:849b9d40 [ 1335.245402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.245430][ T32] INFO: task kworker/0:237:4796 blocked for more than 461 seconds. [ 1335.245463][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.245487][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.245508][ T32] task:kworker/0:237 state:D stack:0 pid:4796 tgid:4796 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.245552][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.245617][ T32] Call trace: [ 1335.245960][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.246011][ T32] r10:8291a684 r9:eb2f5d84 r8:00000002 r7:60000113 r6:eb2f5d8c r5:8491ec00 [ 1335.246068][ T32] r4:8491ec00 [ 1335.246118][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.246191][ T32] r5:8491ec00 r4:8291a680 [ 1335.246241][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.246326][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.246372][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f5e08 [ 1335.246418][ T32] r4:00000000 [ 1335.246442][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.246478][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.246513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.246552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531dfc0 [ 1335.246575][ T32] r4:00000000 [ 1335.246595][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.246638][ T32] r9:83018005 r8:8491ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1335.246660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.246702][ T32] r5:00001000 r4:eb1b1000 [ 1335.246735][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.246803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.246874][ T32] r5:847b0f8c r4:847b0c00 [ 1335.246914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.247036][ T32] r7:dddced80 r6:83018000 r5:847b0f8c r4:851db380 [ 1335.247084][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.247135][ T32] r10:61c88647 r9:8491ec00 r8:851db3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.247158][ T32] r4:851db380 [ 1335.247201][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.247249][ T32] r10:00000000 r9:851db380 r8:80287e08 r7:eb2e9e60 r6:851db500 r5:8491ec00 [ 1335.247272][ T32] r4:00000001 [ 1335.247292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.247332][ T32] Exception stack(0xeb2f5fb0 to 0xeb2f5ff8) [ 1335.247360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.247390][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.247416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.247468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.247494][ T32] r4:85325dc0 [ 1335.247753][ T32] INFO: task kworker/0:237:4796 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.247787][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.247868][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.247912][ T32] Call trace: [ 1335.247941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.247992][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.248016][ T32] r4:00000000 [ 1335.248066][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.248110][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.248138][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.248178][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.248207][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.260986][ T32] r5:800b0013 r4:80239bb0 [ 1335.261111][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.261225][ T32] r4:82ac21e4 [ 1335.261277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.261366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.261420][ T32] r4:e0585dc0 [ 1335.261464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.261585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.261641][ T32] r4:00000000 [ 1335.261693][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.261791][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.261847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.261942][ T32] r5:00001000 r4:dfbdd000 [ 1335.261992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.262095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.262254][ T32] r5:84be838c r4:84be8000 [ 1335.262320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.262380][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.262427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.262481][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.262530][ T32] r4:848ec200 [ 1335.262570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.262621][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.262644][ T32] r4:00000001 [ 1335.262663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.262730][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.262790][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.262876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.262945][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.263165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1335.263682][ T32] r4:84948000 ** 4 printk messages dropped ** [ 1335.263954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f9e08 ** 11 printk messages dropped ** [ 1335.264533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.264576][ T32] r5:853a878c r4:853a8400 [ 1335.264619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.264673][ T32] r7:ddde2d80 r6:83018200 r5:853a878c r4:849be500 [ 1335.264695][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.264742][ T32] r10:61c88647 r9:84948000 r8:849be52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.264772][ T32] r4:849be500 [ 1335.264818][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.264868][ T32] r10:00000000 r9:849be500 r8:80287e08 r7:eb2d1e60 r6:851db580 r5:84948000 [ 1335.264890][ T32] r4:00000001 [ 1335.264922][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.264965][ T32] Exception stack(0xeb2f9fb0 to 0xeb2f9ff8) [ 1335.264994][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.265028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.265071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.265103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.265149][ T32] r4:85320940 [ 1335.265583][ T32] INFO: task kworker/1:597:4798 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.265638][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.265741][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.265842][ T32] Call trace: [ 1335.265918][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.265995][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.266041][ T32] r4:00000000 [ 1335.266090][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.266138][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.266168][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.266220][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.266251][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.266313][ T32] r5:800b0013 r4:80239bb0 [ 1335.266337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.266378][ T32] r4:82ac21e4 [ 1335.266440][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1335.266702][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.267033][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1335.267269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.267313][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.267336][ T32] r4:00000001 [ 1335.267355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.267390][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.267479][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.267515][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.267541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.267606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.267632][ T32] r4:849b9d40 [ 1335.267654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.267693][ T32] INFO: task kworker/1:598:4799 blocked for more than 461 seconds. [ 1335.267724][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.267747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.267768][ T32] task:kworker/1:598 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.267816][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.267923][ T32] Call trace: [ 1335.267978][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.268033][ T32] r10:8291a684 r9:eb2fdd84 r8:00000002 r7:60000013 r6:eb2fdd8c r5:84948c00 [ 1335.268063][ T32] r4:84948c00 [ 1335.268146][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.268216][ T32] r5:84948c00 r4:8291a680 [ 1335.268306][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.277171][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.277275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2fde08 ** 4 printk messages dropped ** [ 1335.277468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320940 ** 6 printk messages dropped ** [ 1335.277846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1335.278237][ T32] r10:61c88647 r9:84948c00 r8:849bec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.283431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.284397][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.284829][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1335.285058][ T32] r4:00000000 [ 1335.285115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.285165][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.285188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.285230][ T32] r5:00001000 r4:dfbdd000 [ 1335.285251][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.285301][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.285348][ T32] r5:84be838c r4:84be8000 [ 1335.285369][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.285442][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.285468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.285531][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.285563][ T32] r4:848ec200 [ 1335.285584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.285659][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.285759][ T32] r4:00000001 [ 1335.285781][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.285983][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.286013][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.286051][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.286101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.286134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.286171][ T32] r4:849b9d40 [ 1335.286207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.286238][ T32] INFO: task kworker/1:599:4803 blocked for more than 461 seconds. [ 1335.286344][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.286396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.286444][ T32] task:kworker/1:599 state:D stack:0 pid:4803 tgid:4803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.286495][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.286536][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.286683][ T32] r4:84949800 ** 4 printk messages dropped ** [ 1335.286924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2f1e08 ** 2 printk messages dropped ** [ 1335.287114][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.287179][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.287246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85320bc0 [ 1335.287273][ T32] r4:00000000 [ 1335.287326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.287375][ T32] r9:83018205 r8:84949800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1335.287442][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.287514][ T32] r5:00001000 r4:eadfd000 [ 1335.287562][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.287606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.287648][ T32] r5:853a738c r4:853a7000 [ 1335.287669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.287725][ T32] r7:ddde2d80 r6:83018200 r5:853a738c r4:849bed80 [ 1335.287746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.287792][ T32] r10:61c88647 r9:84949800 r8:849bedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.287814][ T32] r4:849bed80 [ 1335.287833][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.287877][ T32] r10:00000000 r9:849bed80 r8:80287e08 r7:eb2f9e60 r6:851db680 r5:84949800 [ 1335.287900][ T32] r4:00000001 [ 1335.287942][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.288007][ T32] Exception stack(0xeb2f1fb0 to 0xeb2f1ff8) [ 1335.288042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.288071][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.288097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.288126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.288173][ T32] r4:85320cc0 [ 1335.300361][ T32] INFO: task kworker/1:599:4803 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.300498][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.300742][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.300809][ T32] Call trace: [ 1335.300890][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.300966][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 2 printk messages dropped ** [ 1335.301062][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1335.301214][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.301497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1335.302125][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1335.302448][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.303008][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.303412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 ** 8 printk messages dropped ** [ 1335.303778][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.303951][ T32] r5:853a778c r4:853a7400 [ 1335.303970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.304189][ T32] r4:849bee00 ** 7 printk messages dropped ** [ 1335.304527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.305224][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.305379][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1335.305695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1335.306187][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.306619][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1335.307281][ T32] r10:8291a684 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:8494b000 ** 6 printk messages dropped ** [ 1335.307539][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.307850][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.308172][ T32] r5:853a7b8c r4:853a7800 [ 1335.308237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.321832][ T32] r10:00000000 r9:849bed00 r8:80287e08 r7:eb2f9e60 r6:851db700 r5:8494b000 ** 8 printk messages dropped ** [ 1335.322587][ T32] INFO: task kworker/1:601:4807 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 9 printk messages dropped ** [ 1335.323202][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1335.323517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.323569][ T32] r4:00000000 [ 1335.323594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.323644][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.323699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.323746][ T32] r5:00001000 r4:dfbdd000 [ 1335.323767][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.323817][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.323864][ T32] r5:84be838c r4:84be8000 [ 1335.323910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.323961][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.323983][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.324047][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.324074][ T32] r4:848ec200 [ 1335.324094][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.324163][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.324201][ T32] r4:00000001 [ 1335.324223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.324259][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.324285][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.324327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.324358][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.324388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.324435][ T32] r4:849b9d40 [ 1335.324508][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.324550][ T32] INFO: task kworker/1:602:4808 blocked for more than 461 seconds. [ 1335.324583][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.324608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.324628][ T32] task:kworker/1:602 state:D stack:0 pid:4808 tgid:4808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.324685][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.324731][ T32] Call trace: [ 1335.324762][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.324810][ T32] r10:8291a684 r9:eb31dd84 r8:00000002 r7:60000113 r6:eb31dd8c r5:8494bc00 [ 1335.324833][ T32] r4:8494bc00 [ 1335.324921][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.324992][ T32] r5:8494bc00 r4:8291a680 [ 1335.325041][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.325085][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.325127][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1335.325186][ T32] r4:00000000 [ 1335.325210][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.325246][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.325279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.325318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853205c0 [ 1335.325347][ T32] r4:00000000 [ 1335.325368][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.325413][ T32] r9:83018205 r8:8494bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.325462][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.325512][ T32] r5:00001000 r4:eaecb000 [ 1335.325575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.325648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.325695][ T32] r5:853a7f8c r4:853a7c00 [ 1335.325739][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.325789][ T32] r7:ddde2d80 r6:83018200 r5:853a7f8c r4:849bee80 [ 1335.325811][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.325856][ T32] r10:61c88647 r9:8494bc00 r8:849beeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.325879][ T32] r4:849bee80 [ 1335.325937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.325986][ T32] r10:00000000 r9:849bee80 r8:80287e08 r7:eb2f9e60 r6:851db780 r5:8494bc00 [ 1335.326026][ T32] r4:00000001 [ 1335.326049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.326085][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1335.326116][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.326150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.326177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.326207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.326260][ T32] r4:85320e00 [ 1335.326517][ T32] INFO: task kworker/1:602:4808 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.326553][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.326647][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.326691][ T32] Call trace: [ 1335.326720][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.326769][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.326791][ T32] r4:00000000 [ 1335.326863][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.326908][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.326936][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.326965][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.326990][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.327014][ T32] r5:800b0013 r4:80239bb0 [ 1335.327041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.327082][ T32] r4:82ac21e4 [ 1335.327114][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.327171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.327214][ T32] r4:e0585dc0 [ 1335.327261][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.327331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.327356][ T32] r4:00000000 [ 1335.327377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.327423][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.327446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.327489][ T32] r5:00001000 r4:dfbdd000 [ 1335.327512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.327555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.327598][ T32] r5:84be838c r4:84be8000 [ 1335.327618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.327676][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.327702][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.327778][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.327829][ T32] r4:848ec200 [ 1335.327852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.327950][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1335.337981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.339314][ T32] r10:8291a684 r9:eb32dd84 r8:00000002 r7:60000113 r6:eb32dd8c r5:8494e000 ** 6 printk messages dropped ** [ 1335.339891][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.340252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8fc0 [ 1335.340303][ T32] r4:00000000 [ 1335.340349][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.340505][ T32] r9:83018205 r8:8494e000 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1335.340558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.340646][ T32] r5:00001000 r4:eaedb000 [ 1335.340693][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.340782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.340939][ T32] r5:853a838c r4:853a8000 [ 1335.340989][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.341094][ T32] r7:ddde2d80 r6:83018200 r5:853a838c r4:849bef00 [ 1335.341210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.341311][ T32] r10:61c88647 r9:8494e000 r8:849bef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.341389][ T32] r4:849bef00 [ 1335.341437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.341540][ T32] r10:00000000 r9:849bef00 r8:80287e08 r7:eb2f9e60 r6:851db880 r5:8494e000 [ 1335.341606][ T32] r4:00000001 [ 1335.341661][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.341742][ T32] Exception stack(0xeb32dfb0 to 0xeb32dff8) [ 1335.341891][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.341963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.342031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.342096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.342166][ T32] r4:8478cbc0 [ 1335.342897][ T32] INFO: task kworker/1:603:4812 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.343005][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.343183][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.343311][ T32] Call trace: [ 1335.343523][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.343629][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.343681][ T32] r4:00000000 [ 1335.343722][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1335.344153][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1335.344363][ T32] r4:e0585dc0 [ 1335.344408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.344500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.344584][ T32] r4:00000000 [ 1335.344692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.344791][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.344841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.344928][ T32] r5:00001000 r4:dfbdd000 [ 1335.344974][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.345058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.345198][ T32] r5:84be838c r4:84be8000 [ 1335.345247][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.345342][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.345422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.345530][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.345581][ T32] r4:848ec200 [ 1335.345668][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.345773][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.345827][ T32] r4:00000001 [ 1335.345871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.345947][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.346004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.346093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.346186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.346247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.346319][ T32] r4:849b9d40 ** 2 printk messages dropped ** [ 1335.346481][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1335.347037][ T32] r4:8494ec00 ** 4 printk messages dropped ** [ 1335.347426][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb331e08 ** 8 printk messages dropped ** [ 1335.348058][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.368158][ T32] r5:853a9b8c r4:853a9800 [ 1335.368260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.369338][ T32] r10:00000000 r9:849beb00 r8:80287e08 r7:eb2f9e60 r6:851db900 r5:8494ec00 ** 5 printk messages dropped ** [ 1335.369812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.369900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.369958][ T32] r4:8478ca80 [ 1335.370741][ T32] INFO: task kworker/1:604:4813 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.370844][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.371019][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.371139][ T32] Call trace: [ 1335.371215][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.371322][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.371374][ T32] r4:00000000 [ 1335.371420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.371553][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.371621][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.371691][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.371746][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.371798][ T32] r5:800b0013 r4:80239bb0 [ 1335.371898][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.371993][ T32] r4:82ac21e4 [ 1335.372070][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.372167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.372218][ T32] r4:e0585dc0 [ 1335.372282][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.372375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.372425][ T32] r4:00000000 [ 1335.372472][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.372594][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.372675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.373294][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.373997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.374622][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.375422][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.375922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308040 [ 1335.376006][ T32] r4:00000000 [ 1335.376062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.376159][ T32] r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1335.376219][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.376305][ T32] r5:00001000 r4:eaf03000 [ 1335.376352][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.376434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.376538][ T32] r5:853a8b8c r4:853a8800 [ 1335.376614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.376711][ T32] r7:ddde2d80 r6:83018200 r5:853a8b8c r4:8532ef80 [ 1335.376771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.376896][ T32] r10:61c88647 r9:85368c00 r8:8532efac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.376963][ T32] r4:8532ef80 [ 1335.377051][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.377147][ T32] r10:00000000 r9:8532ef80 r8:80287e08 r7:eb331e60 r6:851db980 r5:85368c00 [ 1335.377216][ T32] r4:00000001 [ 1335.377264][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.377362][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) [ 1335.377421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.377503][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.377564][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.377628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.377678][ T32] r4:85308080 [ 1335.378162][ T32] INFO: task kworker/1:605:4815 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.378273][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.397633][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.398261][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1335.399245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1335.400111][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1335.400521][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1335.400868][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 10 printk messages dropped ** [ 1335.401846][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.401967][ T32] Call trace: [ 1335.402156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.402266][ T32] r10:8291a684 r9:eb349d84 r8:00000002 r7:60000113 r6:eb349d8c r5:85369800 [ 1335.402317][ T32] r4:85369800 [ 1335.402363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.402453][ T32] r5:85369800 r4:8291a680 [ 1335.402521][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.402605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.402720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb349e08 [ 1335.402779][ T32] r4:00000000 [ 1335.402839][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.402919][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.402993][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.403102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308200 [ 1335.403178][ T32] r4:00000000 [ 1335.403247][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.403344][ T32] r9:83018205 r8:85369800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1335.403421][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.403754][ T32] r5:853a8f8c r4:853a8c00 [ 1335.403802][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.404066][ T32] r10:61c88647 r9:85369800 r8:8532ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.404773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.406315][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.406671][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1335.407215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1335.408087][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1335.423878][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.424242][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.424926][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.425570][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1335.425945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.426065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308280 [ 1335.426137][ T32] r4:00000000 [ 1335.426191][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.426312][ T32] r9:83018205 r8:85368000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1335.426371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.426460][ T32] r5:00001000 r4:eaf4d000 [ 1335.426509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.426593][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.426688][ T32] r5:853a938c r4:853a9000 [ 1335.426734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.426903][ T32] r7:ddde2d80 r6:83018200 r5:853a938c r4:849beb80 [ 1335.426954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.427058][ T32] r10:61c88647 r9:85368000 r8:849bebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.427111][ T32] r4:849beb80 [ 1335.427155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.427249][ T32] r10:00000000 r9:849beb80 r8:80287e08 r7:eb331e60 r6:851dba80 r5:85368000 [ 1335.427299][ T32] r4:00000001 [ 1335.427388][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.427474][ T32] Exception stack(0xeb355fb0 to 0xeb355ff8) [ 1335.427534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.427595][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.427700][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.427777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.427858][ T32] r4:853081c0 [ 1335.441915][ T32] INFO: task kworker/1:607:4819 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.442106][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.442278][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.442485][ T32] Call trace: [ 1335.442601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.442729][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.442830][ T32] r4:00000000 [ 1335.442893][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.443021][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.443110][ T32] 5d20: 80633000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.443178][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.443268][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.443340][ T32] r5:800b0013 r4:80239bb0 [ 1335.443444][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.443548][ T32] r4:82ac21e4 [ 1335.443607][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.443707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.443796][ T32] r4:e0585dc0 [ 1335.443864][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.443965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.444033][ T32] r4:00000000 [ 1335.444086][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.444195][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.444258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.444347][ T32] r5:00001000 r4:dfbdd000 [ 1335.444392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.444491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1335.444829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.445436][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1335.445851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1335.446567][ T32] r4:8536a400 ** 4 printk messages dropped ** [ 1335.446974][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb359e08 ** 8 printk messages dropped ** [ 1335.447604][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.447965][ T32] r5:853a978c r4:853a9400 ** 2 printk messages dropped ** [ 1335.448175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.469523][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.470758][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.471447][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1335.472016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1335.472532][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 5 printk messages dropped ** [ 1335.473046][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.473174][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.473223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.473321][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.473382][ T32] r4:848ec200 [ 1335.473473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.473598][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.473652][ T32] r4:00000001 [ 1335.473711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.473793][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.473853][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.473917][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.473994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.474071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.474120][ T32] r4:849b9d40 [ 1335.474171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.474230][ T32] INFO: task kworker/0:238:4822 blocked for more than 461 seconds. [ 1335.474313][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.474386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.474452][ T32] task:kworker/0:238 state:D stack:0 pid:4822 tgid:4822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.474571][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.474660][ T32] Call trace: [ 1335.474776][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.474905][ T32] r10:8291a684 r9:eb361d84 r8:00000002 r7:60000013 r6:eb361d8c r5:8536c800 [ 1335.474961][ T32] r4:8536c800 [ 1335.475014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.475113][ T32] r5:8536c800 r4:8291a680 [ 1335.475161][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.475243][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.475331][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb361e08 [ 1335.475381][ T32] r4:00000000 [ 1335.475425][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.475504][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.475578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.475666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531de80 [ 1335.475716][ T32] r4:00000000 [ 1335.475763][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.475886][ T32] r9:83018005 r8:8536c800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1335.475974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.476080][ T32] r5:00001000 r4:eb1a7000 [ 1335.476127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.476215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.476309][ T32] r5:847b138c r4:847b1000 [ 1335.476359][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.476458][ T32] r7:dddced80 r6:83018000 r5:847b138c r4:851dbb80 [ 1335.476541][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.476670][ T32] r10:61c88647 r9:8536c800 r8:851dbbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.476726][ T32] r4:851dbb80 [ 1335.476775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.476874][ T32] r10:00000000 r9:851dbb80 r8:80287e08 r7:eb2f5e60 r6:851dbc00 r5:8536c800 [ 1335.476929][ T32] r4:00000001 [ 1335.476991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.477084][ T32] Exception stack(0xeb361fb0 to 0xeb361ff8) [ 1335.477144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.477206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.477271][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.477365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.477420][ T32] r4:85327900 [ 1335.477869][ T32] INFO: task kworker/0:238:4822 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 7 printk messages dropped ** [ 1335.485504][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1335.486204][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1335.486588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.487342][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1335.487544][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.487907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.496478][ T32] r10:8291a684 r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:8536b000 [ 1335.496538][ T32] r4:8536b000 [ 1335.496589][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.496731][ T32] r5:8536b000 r4:8291a680 [ 1335.496768][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.496818][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.496882][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 [ 1335.496915][ T32] r4:00000000 [ 1335.496939][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.497021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.497119][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.497220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85308b00 [ 1335.497260][ T32] r4:00000000 [ 1335.497283][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.497334][ T32] r9:83018205 r8:8536b000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1335.497371][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.497422][ T32] r5:00001000 r4:eb0e9000 [ 1335.497448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.497535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.497639][ T32] r5:853aab8c r4:853aa800 [ 1335.497670][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.497722][ T32] r7:ddde2d80 r6:83018200 r5:853aab8c r4:85323080 [ 1335.497800][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.497880][ T32] r10:61c88647 r9:8536b000 r8:853230ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.497929][ T32] r4:85323080 [ 1335.497961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.498037][ T32] r10:00000000 r9:85323080 r8:80287e08 r7:eb331e60 r6:851dbc80 r5:8536b000 [ 1335.498069][ T32] r4:00000001 [ 1335.498106][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.498152][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1335.498283][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.505476][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.505568][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.505619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.505694][ T32] r4:85308640 [ 1335.506212][ T32] INFO: task kworker/1:609:4823 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.506286][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.506391][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.506481][ T32] Call trace: [ 1335.506516][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.506576][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.506603][ T32] r4:00000000 [ 1335.506625][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.506669][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1335.506900][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1335.507251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1335.507977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.514464][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.514859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1335.515398][ T32] r4:8536d400 ** 4 printk messages dropped ** [ 1335.515668][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb369e08 ** 10 printk messages dropped ** [ 1335.516351][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.516494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.516891][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.517268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.526694][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.527086][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1335.527482][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1335.528044][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1335.535098][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1335.535584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1335.536149][ T32] r4:8536ec00 ** 4 printk messages dropped ** [ 1335.536494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 ** 9 printk messages dropped ** [ 1335.537303][ T32] r5:00001000 r4:eb0d1000 ** 2 printk messages dropped ** [ 1335.537625][ T32] r5:853aa38c r4:853aa000 ** 2 printk messages dropped ** [ 1335.537862][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1335.538020][ T32] r10:00000000 r9:85323100 r8:80287e08 r7:eb365e60 r6:851dbd80 r5:8536ec00 [ 1335.538051][ T32] r4:00000001 [ 1335.538070][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.538106][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1335.538148][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.538180][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.538232][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.538354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.545713][ T32] r4:85308740 [ 1335.546185][ T32] INFO: task kworker/1:611:4827 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.546252][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.546382][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.546471][ T32] Call trace: [ 1335.546533][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.546594][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.546618][ T32] r4:00000000 [ 1335.546637][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.546726][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.546760][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.546838][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.546959][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.546995][ T32] r5:800b0013 r4:80239bb0 [ 1335.547018][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.547133][ T32] r4:82ac21e4 [ 1335.547164][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.547209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.547233][ T32] r4:e0585dc0 [ 1335.547257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.547335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.547362][ T32] r4:00000000 [ 1335.547400][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.547451][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.547474][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.547517][ T32] r5:00001000 r4:dfbdd000 [ 1335.547538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.547603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.547675][ T32] r5:84be838c r4:84be8000 [ 1335.547725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.547777][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.547824][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.547875][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.547898][ T32] r4:848ec200 [ 1335.547919][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.547965][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.548012][ T32] r4:00000001 [ 1335.548056][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.548096][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.548122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.548162][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.548217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.548249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.548349][ T32] r4:849b9d40 [ 1335.553340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.553395][ T32] INFO: task kworker/1:612:4829 blocked for more than 462 seconds. [ 1335.553433][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.553460][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.553508][ T32] task:kworker/1:612 state:D stack:0 pid:4829 tgid:4829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.553595][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.553710][ T32] Call trace: [ 1335.553777][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.553833][ T32] r10:8291a684 r9:eb375d84 r8:00000002 r7:60000013 r6:eb375d8c r5:8536e000 [ 1335.553858][ T32] r4:8536e000 [ 1335.553878][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.554003][ T32] r5:8536e000 r4:8291a680 [ 1335.554037][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.554105][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.554152][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb375e08 [ 1335.554192][ T32] r4:00000000 [ 1335.554224][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.554288][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.554331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.554375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853089c0 [ 1335.554399][ T32] r4:00000000 [ 1335.554443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.554518][ T32] r9:83018205 r8:8536e000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1335.554565][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.554620][ T32] r5:00001000 r4:eb0df000 [ 1335.554642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.554681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.554723][ T32] r5:853aa78c r4:853aa400 [ 1335.554834][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.554890][ T32] r7:ddde2d80 r6:83018200 r5:853aa78c r4:85323280 [ 1335.554912][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.554963][ T32] r10:61c88647 r9:8536e000 r8:853232ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.554986][ T32] r4:85323280 [ 1335.555037][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.555114][ T32] r10:00000000 r9:85323280 r8:80287e08 r7:eb365e60 r6:851dbe00 r5:8536e000 [ 1335.555142][ T32] r4:00000001 [ 1335.555163][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.555202][ T32] Exception stack(0xeb375fb0 to 0xeb375ff8) [ 1335.555230][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.555258][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.555286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.555339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.555366][ T32] r4:85308a80 [ 1335.555799][ T32] INFO: task kworker/1:612:4829 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.555838][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.555953][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.556108][ T32] Call trace: [ 1335.556145][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1335.556310][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1335.556752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1335.557465][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.558055][ T32] r4:00000001 [ 1335.558100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.558140][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.558193][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.558307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.566305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.566360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.566387][ T32] r4:849b9d40 [ 1335.566413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.566533][ T32] INFO: task kworker/1:613:4832 blocked for more than 462 seconds. [ 1335.566595][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.566623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.566647][ T32] task:kworker/1:613 state:D stack:0 pid:4832 tgid:4832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.566708][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.566851][ T32] Call trace: [ 1335.566899][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.566953][ T32] r10:8291a684 r9:eb379d84 r8:00000002 r7:60000113 r6:eb379d8c r5:8536bc00 [ 1335.566977][ T32] r4:8536bc00 [ 1335.567023][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.567077][ T32] r5:8536bc00 r4:8291a680 [ 1335.567100][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.567140][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.567204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb379e08 [ 1335.567305][ T32] r4:00000000 [ 1335.567359][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.567399][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.567438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.567480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b300 [ 1335.567606][ T32] r4:00000000 [ 1335.567709][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.567953][ T32] r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1335.567980][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.568090][ T32] r5:00001000 r4:eb3ab000 [ 1335.568199][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.568249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.568296][ T32] r5:853acb8c r4:853ac800 [ 1335.568317][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.568365][ T32] r7:ddde2d80 r6:83018200 r5:853acb8c r4:85323380 [ 1335.568387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1335.574980][ T32] r10:00000000 r9:85323380 r8:80287e08 r7:eb365e60 r6:851dbe80 r5:8536bc00 ** 9 printk messages dropped ** [ 1335.575831][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.576636][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.577037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1335.578048][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1335.578271][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1335.584949][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1335.585431][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.585951][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 ** 10 printk messages dropped ** [ 1335.586461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.586583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.586899][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1335.587184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1335.588111][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1335.596735][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1335.596998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1335.597473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1335.598188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.602156][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.602895][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb385e08 ** 11 printk messages dropped ** [ 1335.603567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1335.603760][ T32] r7:ddde2d80 r6:83018200 r5:853ab38c r4:85323300 [ 1335.603941][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.603995][ T32] r10:61c88647 r9:8494c800 r8:8532332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.604019][ T32] r4:85323300 [ 1335.604052][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.604124][ T32] r10:00000000 r9:85323300 r8:80287e08 r7:eb379e60 r6:851dbf80 r5:8494c800 [ 1335.604150][ T32] r4:00000001 [ 1335.604169][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.604235][ T32] Exception stack(0xeb385fb0 to 0xeb385ff8) [ 1335.604277][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.604333][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.604376][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.604465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.604491][ T32] r4:85308d40 [ 1335.605011][ T32] INFO: task kworker/1:615:4836 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.605078][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.605160][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.605216][ T32] Call trace: [ 1335.605307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.605363][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.605387][ T32] r4:00000000 [ 1335.605457][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.605503][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.605544][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.605575][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.605601][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.605675][ T32] r5:800b0013 r4:80239bb0 [ 1335.605701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.605744][ T32] r4:82ac21e4 [ 1335.605785][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.605852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.605878][ T32] r4:e0585dc0 [ 1335.605899][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.605940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.605962][ T32] r4:00000000 [ 1335.606031][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.606084][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.606180][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.606228][ T32] r5:00001000 r4:dfbdd000 [ 1335.606248][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.606287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.606352][ T32] r5:84be838c r4:84be8000 [ 1335.606376][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.606423][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.606450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.606498][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.606545][ T32] r4:848ec200 [ 1335.606568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.606615][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.606661][ T32] r4:00000001 [ 1335.606684][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.606721][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.606759][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.606841][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.606886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.606941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.606992][ T32] r4:849b9d40 [ 1335.607021][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1335.607090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1335.607697][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1335.608088][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.622607][ T32] r5:853ab78c r4:853ab400 ** 1 printk messages dropped ** [ 1335.622848][ T32] r7:ddde2d80 r6:83018200 r5:853ab78c r4:85323480 ** 4 printk messages dropped ** [ 1335.623118][ T32] r10:00000000 r9:85323480 r8:80287e08 r7:eb379e60 r6:85353000 r5:852f0000 ** 6 printk messages dropped ** [ 1335.623562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.623646][ T32] r4:85308d40 [ 1335.624148][ T32] INFO: task kworker/1:616:4837 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.624250][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.624462][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.624514][ T32] Call trace: [ 1335.624590][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.624652][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.624678][ T32] r4:00000000 [ 1335.624699][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.624743][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.624796][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.624833][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.624890][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.624931][ T32] r5:800b0013 r4:80239bb0 [ 1335.624956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.625024][ T32] r4:82ac21e4 [ 1335.625077][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.625173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.625200][ T32] r4:e0585dc0 [ 1335.625272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.625344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.625370][ T32] r4:00000000 [ 1335.625414][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.625469][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.625493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.625536][ T32] r5:00001000 r4:dfbdd000 [ 1335.625557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.625610][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.625657][ T32] r5:84be838c r4:84be8000 [ 1335.625701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.625804][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.625830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.625878][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.625918][ T32] r4:848ec200 [ 1335.625942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.625989][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.626011][ T32] r4:00000001 [ 1335.626059][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.626100][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.626127][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.626156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.626194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.626519][ T32] task:kworker/1:617 state:D stack:0 pid:4839 tgid:4839 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.627085][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 ** 11 printk messages dropped ** [ 1335.627560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.627652][ T32] r5:853abb8c r4:853ab800 ** 1 printk messages dropped ** [ 1335.627782][ T32] r7:ddde2d80 r6:83018200 r5:853abb8c r4:85323500 ** 4 printk messages dropped ** [ 1335.627985][ T32] r10:00000000 r9:85323500 r8:80287e08 r7:eb379e60 r6:85353080 r5:852f0c00 ** 6 printk messages dropped ** [ 1335.628245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1335.640124][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.640429][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1335.640792][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1335.641197][ T32] r5:00001000 r4:dfbdd000 ** 5 printk messages dropped ** [ 1335.641615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1335.642036][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.642478][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1335.643020][ T32] r4:852f1800 [ 1335.643074][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.643237][ T32] r5:852f1800 r4:8291a680 [ 1335.643291][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.643393][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.643504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb399e08 [ 1335.643563][ T32] r4:00000000 [ 1335.643621][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.643698][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.643768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.643875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b0c0 [ 1335.643930][ T32] r4:00000000 [ 1335.643973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.644068][ T32] r9:83018205 r8:852f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1335.644116][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.644199][ T32] r5:00001000 r4:eb39b000 [ 1335.644245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.644317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.644408][ T32] r5:853abf8c r4:853abc00 [ 1335.644517][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.644642][ T32] r7:ddde2d80 r6:83018200 r5:853abf8c r4:85323600 [ 1335.644705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.644802][ T32] r10:61c88647 r9:852f1800 r8:8532362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.644852][ T32] r4:85323600 [ 1335.644891][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.644979][ T32] r10:00000000 r9:85323600 r8:80287e08 r7:eb379e60 r6:85353100 r5:852f1800 [ 1335.645034][ T32] r4:00000001 [ 1335.645084][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.645160][ T32] Exception stack(0xeb399fb0 to 0xeb399ff8) [ 1335.645214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.645273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.645328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.645402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.645458][ T32] r4:85308e80 [ 1335.645784][ T32] INFO: task kworker/1:618:4841 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.645877][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.646053][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.646231][ T32] Call trace: [ 1335.646373][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.646482][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.646529][ T32] r4:00000000 [ 1335.646576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.646662][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.646728][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.646838][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.646917][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.646969][ T32] r5:800b0013 r4:80239bb0 [ 1335.647017][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.647130][ T32] r4:82ac21e4 [ 1335.647188][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.647342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.647411][ T32] r4:e0585dc0 [ 1335.647459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.647572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.647657][ T32] r4:00000000 [ 1335.647717][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.647825][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.647871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.647958][ T32] r5:00001000 r4:dfbdd000 [ 1335.648031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.648101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.648165][ T32] r5:84be838c r4:84be8000 [ 1335.648188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.666947][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.667000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.667087][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.667134][ T32] r4:848ec200 [ 1335.667182][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.667244][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.667268][ T32] r4:00000001 [ 1335.667289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.667367][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.667429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.667497][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.667556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.667634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.667690][ T32] r4:849b9d40 [ 1335.667720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.667809][ T32] INFO: task kworker/1:619:4843 blocked for more than 462 seconds. [ 1335.667873][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.667911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.667953][ T32] task:kworker/1:619 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.668056][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.668139][ T32] Call trace: [ 1335.668226][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.668284][ T32] r10:8291a684 r9:eb3a5d84 r8:00000002 r7:60000013 r6:eb3a5d8c r5:852f2400 [ 1335.668390][ T32] r4:852f2400 [ 1335.674075][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.674162][ T32] r5:852f2400 r4:8291a680 [ 1335.674250][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.674328][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.674383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a5e08 [ 1335.674452][ T32] r4:00000000 [ 1335.674495][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.674563][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.674654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.674743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b280 [ 1335.674788][ T32] r4:00000000 [ 1335.674844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.674941][ T32] r9:83018205 r8:852f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1335.675028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.675086][ T32] r5:00001000 r4:eb3a1000 [ 1335.675127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.675221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.675310][ T32] r5:853ac78c r4:853ac400 [ 1335.675360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.675637][ T32] r4:85323180 ** 5 printk messages dropped ** [ 1335.675980][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.677142][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.677463][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1335.677889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1335.687151][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1335.687435][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1335.687781][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1335.687954][ T32] task:kworker/1:620 state:D stack:0 pid:4846 tgid:4846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.692857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 ** 7 printk messages dropped ** [ 1335.693190][ T32] r9:83018205 r8:852f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 ** 4 printk messages dropped ** [ 1335.693397][ T32] r5:853acf8c r4:853acc00 ** 3 printk messages dropped ** [ 1335.693540][ T32] r10:61c88647 r9:852f3000 r8:853237ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.693968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.694969][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.695199][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.695527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1335.695972][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.696255][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1335.696480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1335.696940][ T32] r10:8291a684 r9:eb1c5d84 r8:00000002 r7:60000113 r6:eb1c5d8c r5:852f3c00 ** 2 printk messages dropped ** [ 1335.697037][ T32] r5:852f3c00 r4:8291a680 [ 1335.697079][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.697137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.697206][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1c5e08 [ 1335.697232][ T32] r4:00000000 [ 1335.697272][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.697310][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.697345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.697405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b600 [ 1335.697450][ T32] r4:00000000 [ 1335.697482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.697595][ T32] r9:83018205 r8:852f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1335.697673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.697718][ T32] r5:00001000 r4:dfee1000 [ 1335.697739][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.697777][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.697818][ T32] r5:853ad38c r4:853ad000 [ 1335.697848][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.697898][ T32] r7:ddde2d80 r6:83018200 r5:853ad38c r4:85323700 [ 1335.697919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.697964][ T32] r10:61c88647 r9:852f3c00 r8:8532372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.698001][ T32] r4:85323700 [ 1335.698023][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.698077][ T32] r10:00000000 r9:85323700 r8:80287e08 r7:eb1a5e60 r6:85353280 r5:852f3c00 [ 1335.698099][ T32] r4:00000001 [ 1335.698117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.698153][ T32] Exception stack(0xeb1c5fb0 to 0xeb1c5ff8) [ 1335.698179][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.698206][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.698297][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.709357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.709427][ T32] r4:8530b500 [ 1335.709902][ T32] INFO: task kworker/1:621:4847 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.709943][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.710026][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.710094][ T32] Call trace: [ 1335.710174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.710263][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.710291][ T32] r4:00000000 [ 1335.710337][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.710393][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.710426][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.710456][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.710530][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.710557][ T32] r5:800b0013 r4:80239bb0 [ 1335.710579][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.710641][ T32] r4:82ac21e4 [ 1335.710671][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.710715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.710757][ T32] r4:e0585dc0 [ 1335.710782][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.710854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.710878][ T32] r4:00000000 [ 1335.710914][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.710973][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.710999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.711068][ T32] r5:00001000 r4:dfbdd000 [ 1335.711113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.711178][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.711290][ T32] r5:84be838c r4:84be8000 [ 1335.711315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.711363][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.711384][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.711432][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.711482][ T32] r4:848ec200 [ 1335.711517][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.711582][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.711627][ T32] r4:00000001 [ 1335.711655][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.711713][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.711764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.711837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.711868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.711938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.711972][ T32] r4:849b9d40 [ 1335.712016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.712083][ T32] INFO: task kworker/1:622:4849 blocked for more than 462 seconds. [ 1335.712120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.712145][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.712186][ T32] task:kworker/1:622 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.712234][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.712314][ T32] Call trace: [ 1335.712347][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.712394][ T32] r10:8291a684 r9:eb1ddd84 r8:00000002 r7:60000113 r6:eb1ddd8c r5:852f4800 [ 1335.712416][ T32] r4:852f4800 [ 1335.712453][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.712498][ T32] r5:852f4800 r4:8291a680 [ 1335.712518][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.712558][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.712599][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1dde08 [ 1335.712621][ T32] r4:00000000 [ 1335.712639][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.712673][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.712707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.712760][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b880 [ 1335.712786][ T32] r4:00000000 [ 1335.712805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1335.712930][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.713009][ T32] r5:853adb8c r4:853ad800 ** 2 printk messages dropped ** [ 1335.713103][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.713148][ T32] r10:61c88647 r9:852f4800 r8:853238ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.713170][ T32] r4:85323880 [ 1335.713189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.713231][ T32] r10:00000000 r9:85323880 r8:80287e08 r7:eb1c5e60 r6:85353300 r5:852f4800 [ 1335.713253][ T32] r4:00000001 [ 1335.713293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.713332][ T32] Exception stack(0xeb1ddfb0 to 0xeb1ddff8) [ 1335.713358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.713385][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.713411][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.713440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.713462][ T32] r4:8530b640 [ 1335.713721][ T32] INFO: task kworker/1:622:4849 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.713756][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.713832][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.713933][ T32] Call trace: [ 1335.713970][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.714020][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.714050][ T32] r4:00000000 [ 1335.714070][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.714110][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.714138][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.714167][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.714202][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.714228][ T32] r5:800b0013 r4:80239bb0 [ 1335.714249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.714290][ T32] r4:82ac21e4 [ 1335.714309][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.714350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.714393][ T32] r4:e0585dc0 [ 1335.714416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.714459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.714481][ T32] r4:00000000 [ 1335.714500][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.714554][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.714578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.714620][ T32] r5:00001000 r4:dfbdd000 [ 1335.714640][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.714678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.714718][ T32] r5:84be838c r4:84be8000 [ 1335.714744][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.714866][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.714898][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.714954][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.714977][ T32] r4:848ec200 [ 1335.714997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.715055][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.715078][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.715132][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1335.715419][ T32] INFO: task kworker/1:623:4851 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1335.715785][ T32] r4:852f5400 ** 3 printk messages dropped ** [ 1335.715909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1335.716143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530b800 ** 7 printk messages dropped ** [ 1335.716476][ T32] r5:853ad78c r4:853ad400 [ 1335.716512][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.716682][ T32] r10:61c88647 r9:852f5400 r8:8532392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.717106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.717657][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.717915][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1335.718152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1335.734303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.734769][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.735270][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.735776][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb321e08 ** 5 printk messages dropped ** [ 1335.736011][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.736081][ T32] r9:83018205 r8:8535ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1335.736112][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.736179][ T32] r5:00001000 r4:eabab000 [ 1335.736202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.736242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.736306][ T32] r5:853adf8c r4:853adc00 [ 1335.736338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.736386][ T32] r7:ddde2d80 r6:83018200 r5:853adf8c r4:85323800 [ 1335.736406][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.736480][ T32] r10:61c88647 r9:8535ec00 r8:8532382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.736526][ T32] r4:85323800 [ 1335.736563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.736650][ T32] r10:00000000 r9:85323800 r8:80287e08 r7:eb1dde60 r6:85323580 r5:8535ec00 [ 1335.736695][ T32] r4:00000001 [ 1335.736776][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.736816][ T32] Exception stack(0xeb321fb0 to 0xeb321ff8) [ 1335.736868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.736905][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.736932][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.736960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.736981][ T32] r4:8530b480 [ 1335.737439][ T32] INFO: task kworker/1:624:4855 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.737475][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.737531][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.737617][ T32] Call trace: [ 1335.737651][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.737724][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.737752][ T32] r4:00000000 [ 1335.737789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.737832][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.737873][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.737904][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.737932][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.737984][ T32] r5:800b0013 r4:80239bb0 [ 1335.738007][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.738131][ T32] r4:82ac21e4 [ 1335.738156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.738198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.738266][ T32] r4:e0585dc0 [ 1335.749017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.749119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.749145][ T32] r4:00000000 [ 1335.749165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.749213][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.749234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.749280][ T32] r5:00001000 r4:dfbdd000 [ 1335.749300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.749339][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.749380][ T32] r5:84be838c r4:84be8000 [ 1335.749401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.749448][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.749469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.749515][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.749543][ T32] r4:848ec200 [ 1335.749564][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.749634][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.749682][ T32] r4:00000001 [ 1335.749725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.749767][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.749815][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.749867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.749911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.749944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.749966][ T32] r4:849b9d40 [ 1335.749989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.750018][ T32] INFO: task kworker/1:625:4857 blocked for more than 462 seconds. [ 1335.750065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.750093][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.750141][ T32] task:kworker/1:625 state:D stack:0 pid:4857 tgid:4857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.750202][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.750290][ T32] Call trace: [ 1335.750332][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.750405][ T32] r10:8291a684 r9:eb1e1d84 r8:00000002 r7:60000113 r6:eb1e1d8c r5:8535b000 [ 1335.750431][ T32] r4:8535b000 [ 1335.750452][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.750515][ T32] r5:8535b000 r4:8291a680 [ 1335.750540][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.750580][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.750621][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1e1e08 [ 1335.750685][ T32] r4:00000000 [ 1335.750709][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.750744][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.750778][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.750841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bd00 [ 1335.750867][ T32] r4:00000000 [ 1335.750911][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.750959][ T32] r9:83018205 r8:8535b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1335.750981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.751066][ T32] r5:00001000 r4:ead3f000 [ 1335.751096][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.751136][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.751179][ T32] r5:853ae78c r4:853ae400 [ 1335.751220][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.751273][ T32] r7:ddde2d80 r6:83018200 r5:853ae78c r4:85323980 [ 1335.751356][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.751409][ T32] r10:61c88647 r9:8535b000 r8:853239ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.751460][ T32] r4:85323980 [ 1335.751523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.751570][ T32] r10:00000000 r9:85323980 r8:80287e08 r7:eb321e60 r6:85323a00 r5:8535b000 [ 1335.751610][ T32] r4:00000001 [ 1335.751632][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.751668][ T32] Exception stack(0xeb1e1fb0 to 0xeb1e1ff8) [ 1335.751707][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.751761][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.751801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.751830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.751874][ T32] r4:8530b480 [ 1335.752343][ T32] INFO: task kworker/1:625:4857 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.752381][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.752464][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.752533][ T32] Call trace: [ 1335.752613][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.752667][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.752711][ T32] r4:00000000 [ 1335.752757][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.752803][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.752853][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.752885][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.752911][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.752934][ T32] r5:800b0013 r4:80239bb0 [ 1335.752955][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.752997][ T32] r4:82ac21e4 [ 1335.753016][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.753097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.753124][ T32] r4:e0585dc0 [ 1335.753188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.753234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.753257][ T32] r4:00000000 [ 1335.753277][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.753328][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.753349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.753412][ T32] r5:00001000 r4:dfbdd000 [ 1335.753436][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.753476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.753526][ T32] r5:84be838c r4:84be8000 [ 1335.753572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.753643][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.753694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.753766][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.753808][ T32] r4:848ec200 [ 1335.753830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.753876][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.753921][ T32] r4:00000001 [ 1335.753946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.753994][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.754023][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.754059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.754106][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.754158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.754183][ T32] r4:849b9d40 [ 1335.754205][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.754229][ T32] INFO: task kworker/1:626:4859 blocked for more than 462 seconds. [ 1335.754257][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.754280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.754300][ T32] task:kworker/1:626 state:D stack:0 pid:4859 tgid:4859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.754365][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.754410][ T32] Call trace: [ 1335.754470][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.754521][ T32] r10:8291a684 r9:eb1f9d84 r8:00000002 r7:60000113 r6:eb1f9d8c r5:8535c800 [ 1335.754544][ T32] r4:8535c800 [ 1335.754564][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.754606][ T32] r5:8535c800 r4:8291a680 [ 1335.754647][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.754705][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.754762][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1335.754797][ T32] r4:00000000 [ 1335.754836][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.754898][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.754937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.754977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530bb80 [ 1335.755019][ T32] r4:00000000 [ 1335.755048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.755101][ T32] r9:83018205 r8:8535c800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1335.755128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.755191][ T32] r5:00001000 r4:eac23000 [ 1335.755214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.755266][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.755320][ T32] r5:853ae38c r4:853ae000 [ 1335.755343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.755412][ T32] r7:ddde2d80 r6:83018200 r5:853ae38c r4:85323a80 [ 1335.755444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.755492][ T32] r10:61c88647 r9:8535c800 r8:85323aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.755530][ T32] r4:85323a80 [ 1335.755571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.755621][ T32] r10:00000000 r9:85323a80 r8:80287e08 r7:eb1e1e60 r6:85323c00 r5:8535c800 [ 1335.755644][ T32] r4:00000001 [ 1335.755663][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.755698][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1335.755723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.755751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.755786][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.755838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.755863][ T32] r4:8530bc80 [ 1335.756133][ T32] INFO: task kworker/1:626:4859 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.756177][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.756370][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.756456][ T32] Call trace: [ 1335.756512][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.756565][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.756591][ T32] r4:00000000 [ 1335.756657][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.756700][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.756783][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.756815][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.756861][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.756891][ T32] r5:800b0013 r4:80239bb0 [ 1335.756922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.756983][ T32] r4:82ac21e4 [ 1335.757007][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.757057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.757092][ T32] r4:e0585dc0 [ 1335.757135][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.757181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.757204][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.757330][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1335.757535][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1335.757865][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1335.758114][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.758168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.758194][ T32] r4:849b9d40 [ 1335.758215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.758239][ T32] INFO: task kworker/1:627:4863 blocked for more than 462 seconds. [ 1335.758318][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.774523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.774593][ T32] task:kworker/1:627 state:D stack:0 pid:4863 tgid:4863 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.774666][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.774776][ T32] Call trace: [ 1335.774845][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.774911][ T32] r10:8291a684 r9:eb219d84 r8:00000002 r7:60000113 r6:eb219d8c r5:8535e000 [ 1335.774936][ T32] r4:8535e000 [ 1335.774977][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.775058][ T32] r5:8535e000 r4:8291a680 [ 1335.775083][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.775124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.775165][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb219e08 [ 1335.775187][ T32] r4:00000000 [ 1335.775205][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.775239][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.775277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.775318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8530be40 [ 1335.775340][ T32] r4:00000000 [ 1335.775359][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.775405][ T32] r9:83018205 r8:8535e000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1335.775427][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.775473][ T32] r5:00001000 r4:eae67000 [ 1335.775493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.775532][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.775573][ T32] r5:853aeb8c r4:853ae800 [ 1335.775593][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.775639][ T32] r7:ddde2d80 r6:83018200 r5:853aeb8c r4:85323b00 [ 1335.775667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.775716][ T32] r10:61c88647 r9:8535e000 r8:85323b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.775739][ T32] r4:85323b00 [ 1335.775770][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.775846][ T32] r10:00000000 r9:85323b00 r8:80287e08 r7:eb1e1e60 r6:85323b80 r5:8535e000 [ 1335.775872][ T32] r4:00000001 [ 1335.775892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.775930][ T32] Exception stack(0xeb219fb0 to 0xeb219ff8) [ 1335.775958][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.775985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.776011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.776043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.776067][ T32] r4:8530bd80 [ 1335.776504][ T32] INFO: task kworker/1:627:4863 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.776539][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.776693][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.776767][ T32] Call trace: [ 1335.776810][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.776868][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.776915][ T32] r4:00000000 [ 1335.776959][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.777002][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.777056][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.777091][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.777139][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.777166][ T32] r5:800b0013 r4:80239bb0 [ 1335.777188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.777230][ T32] r4:82ac21e4 [ 1335.777250][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.777290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.777322][ T32] r4:e0585dc0 [ 1335.777345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.777417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.777468][ T32] r4:00000000 [ 1335.777491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.777556][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.777586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.777629][ T32] r5:00001000 r4:dfbdd000 [ 1335.777650][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.777688][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.777728][ T32] r5:84be838c r4:84be8000 [ 1335.777748][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.777806][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.777831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.777878][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.777920][ T32] r4:848ec200 [ 1335.777964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.778037][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.778063][ T32] r4:00000001 [ 1335.778083][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.778118][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1335.786619][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.787123][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.787417][ T32] r5:8535d400 r4:8291a680 ** 3 printk messages dropped ** [ 1335.787595][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.787787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85327840 ** 7 printk messages dropped ** [ 1335.788170][ T32] r5:853aef8c r4:853aec00 ** 1 printk messages dropped ** [ 1335.792504][ T32] r7:ddde2d80 r6:83018200 r5:853aef8c r4:85323c80 ** 8 printk messages dropped ** [ 1335.792926][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.793707][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.794077][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1335.794421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1335.794788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1335.795231][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.795375][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1335.795472][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.795523][ T32] INFO: task kworker/1:629:4865 blocked for more than 462 seconds. [ 1335.795565][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.795590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.795613][ T32] task:kworker/1:629 state:D stack:0 pid:4865 tgid:4865 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.795677][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.795771][ T32] Call trace: [ 1335.795812][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.795917][ T32] r10:8291a684 r9:eb255d84 r8:00000002 r7:60000013 r6:eb255d8c r5:841c0000 [ 1335.795946][ T32] r4:841c0000 [ 1335.795968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.796012][ T32] r5:841c0000 r4:8291a680 [ 1335.796037][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.796080][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.796125][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb255e08 [ 1335.796148][ T32] r4:00000000 [ 1335.796166][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.796230][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.796271][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.796328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430180 [ 1335.796355][ T32] r4:00000000 [ 1335.796378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.796451][ T32] r9:83018205 r8:841c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1335.796479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.796523][ T32] r5:00001000 r4:eafe7000 [ 1335.796543][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.796622][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.796673][ T32] r5:853af78c r4:853af400 [ 1335.796723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.796824][ T32] r7:ddde2d80 r6:83018200 r5:853af78c r4:85323d80 [ 1335.796852][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.796909][ T32] r10:61c88647 r9:841c0000 r8:85323dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.796937][ T32] r4:85323d80 [ 1335.797026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.797086][ T32] r10:00000000 r9:85323d80 r8:80287e08 r7:eb215e60 r6:85353500 r5:841c0000 [ 1335.797109][ T32] r4:00000001 [ 1335.797146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.797188][ T32] Exception stack(0xeb255fb0 to 0xeb255ff8) [ 1335.797217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.797324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.797377][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.797436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.797489][ T32] r4:8530bd80 [ 1335.797778][ T32] INFO: task kworker/1:629:4865 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.797818][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.797878][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.797926][ T32] Call trace: [ 1335.797958][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.798049][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.798099][ T32] r4:00000000 [ 1335.798154][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.798201][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.798295][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.809586][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.809635][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.809664][ T32] r5:800b0013 r4:80239bb0 [ 1335.809689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.809781][ T32] r4:82ac21e4 [ 1335.809806][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.809853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.809901][ T32] r4:e0585dc0 [ 1335.809925][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.809970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.809994][ T32] r4:00000000 [ 1335.810019][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.810074][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.810121][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.810197][ T32] r5:00001000 r4:dfbdd000 [ 1335.810221][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.810263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.810306][ T32] r5:84be838c r4:84be8000 [ 1335.810338][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.810390][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.810412][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.810471][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.810498][ T32] r4:848ec200 [ 1335.810520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.810566][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.810589][ T32] r4:00000001 [ 1335.810610][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.810647][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.810698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.810789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.810863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.810904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.810927][ T32] r4:849b9d40 [ 1335.810951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.811021][ T32] INFO: task kworker/1:630:4866 blocked for more than 462 seconds. [ 1335.811093][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.811146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.811173][ T32] task:kworker/1:630 state:D stack:0 pid:4866 tgid:4866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.811235][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.811311][ T32] Call trace: [ 1335.811454][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.811586][ T32] r10:8291a684 r9:eb269d84 r8:00000002 r7:60000113 r6:eb269d8c r5:841c1800 [ 1335.811614][ T32] r4:841c1800 [ 1335.811662][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.811708][ T32] r5:841c1800 r4:8291a680 [ 1335.811916][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.812061][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.812225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430040 ** 7 printk messages dropped ** [ 1335.812535][ T32] r5:853af38c r4:853af000 [ 1335.812557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1335.812668][ T32] r10:61c88647 r9:841c1800 r8:85323e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.813113][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.814062][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.814211][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1335.814419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1335.814918][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1335.815515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.815828][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.816410][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 ** 7 printk messages dropped ** [ 1335.816806][ T32] r9:83018205 r8:841c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 4 printk messages dropped ** [ 1335.817047][ T32] r5:853afb8c r4:853af800 ** 4 printk messages dropped ** [ 1335.817348][ T32] r4:85323f00 ** 5 printk messages dropped ** [ 1335.817573][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.818254][ T32] Call trace: ** 4 printk messages dropped ** [ 1335.828973][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1335.829233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1335.829603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.829657][ T32] r5:84be838c r4:84be8000 [ 1335.829680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.829752][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.829803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.829855][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.829878][ T32] r4:848ec200 [ 1335.829918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.829968][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.829992][ T32] r4:00000001 [ 1335.830012][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.830054][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.830081][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.830111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.830138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.830197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.830223][ T32] r4:849b9d40 [ 1335.830246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.830276][ T32] INFO: task kworker/1:632:4870 blocked for more than 462 seconds. [ 1335.830326][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.830356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.830380][ T32] task:kworker/1:632 state:D stack:0 pid:4870 tgid:4870 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.830454][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.830533][ T32] Call trace: [ 1335.830581][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.830645][ T32] r10:8291a684 r9:eb2a1d84 r8:00000002 r7:60000113 r6:eb2a1d8c r5:841c3000 [ 1335.830705][ T32] r4:841c3000 [ 1335.830729][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.830774][ T32] r5:841c3000 r4:8291a680 [ 1335.830794][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.830854][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.830897][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2a1e08 [ 1335.830921][ T32] r4:00000000 [ 1335.830991][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.831036][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.831072][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.831113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430480 [ 1335.831135][ T32] r4:00000000 [ 1335.831154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.831221][ T32] r9:83018205 r8:841c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1335.831275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.831321][ T32] r5:00001000 r4:eb065000 [ 1335.831366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.831409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.831451][ T32] r5:853aff8c r4:853afc00 [ 1335.831567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.831664][ T32] r7:ddde2d80 r6:83018200 r5:853aff8c r4:849bea80 [ 1335.831690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.831742][ T32] r10:61c88647 r9:841c3000 r8:849beaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.831768][ T32] r4:849bea80 [ 1335.831800][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.831873][ T32] r10:00000000 r9:849bea80 r8:80287e08 r7:eb289e60 r6:85353580 r5:841c3000 ** 1 printk messages dropped ** [ 1335.831918][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1335.832540][ T32] INFO: task kworker/1:632:4870 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 9 printk messages dropped ** [ 1335.833071][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1335.833393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1335.833836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1335.834093][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1335.834330][ T32] INFO: task kworker/1:633:4872 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1335.834877][ T32] r4:841c3c00 ** 4 printk messages dropped ** [ 1335.835098][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 ** 10 printk messages dropped ** [ 1335.835552][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1335.835721][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1335.836166][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.836681][ T32] Call trace: [ 1335.836714][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.836764][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.836788][ T32] r4:00000000 [ 1335.836813][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.836867][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.836898][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.836929][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.836955][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.836990][ T32] r5:800b0013 r4:80239bb0 [ 1335.837041][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.837087][ T32] r4:82ac21e4 [ 1335.837108][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.837156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.837180][ T32] r4:e0585dc0 [ 1335.837200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.837246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.837272][ T32] r4:00000000 [ 1335.837298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.837346][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.837392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.837440][ T32] r5:00001000 r4:dfbdd000 [ 1335.837461][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.837526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.837573][ T32] r5:84be838c r4:84be8000 [ 1335.837630][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.837681][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.837703][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.837750][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.837772][ T32] r4:848ec200 [ 1335.837827][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.837902][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.837928][ T32] r4:00000001 [ 1335.837952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.838013][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.838071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.838104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.838132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.838161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.838185][ T32] r4:849b9d40 [ 1335.838206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.838291][ T32] INFO: task kworker/1:634:4875 blocked for more than 462 seconds. [ 1335.859074][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.859134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.859162][ T32] task:kworker/1:634 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.859228][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.859317][ T32] Call trace: [ 1335.859386][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.859482][ T32] r10:8291a684 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:841c4800 [ 1335.859518][ T32] r4:841c4800 [ 1335.859567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.859615][ T32] r5:841c4800 r4:8291a680 [ 1335.859637][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.859688][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.859750][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1335.859777][ T32] r4:00000000 [ 1335.859802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.859852][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.859907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.859976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854306c0 [ 1335.860027][ T32] r4:00000000 [ 1335.860066][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.860118][ T32] r9:83018205 r8:841c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1335.860165][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.860212][ T32] r5:00001000 r4:eb08d000 [ 1335.860233][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.860299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.860346][ T32] r5:853b078c r4:853b0400 [ 1335.860367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.860416][ T32] r7:ddde2d80 r6:83018200 r5:853b078c r4:85432000 [ 1335.860461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.860512][ T32] r10:61c88647 r9:841c4800 r8:8543202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.860546][ T32] r4:85432000 [ 1335.860568][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.860614][ T32] r10:00000000 r9:85432000 r8:80287e08 r7:eb3d1e60 r6:85353680 r5:841c4800 [ 1335.860641][ T32] r4:00000001 [ 1335.860662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.860700][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1335.860776][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.860815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.860843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.860896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.860923][ T32] r4:85430540 [ 1335.861367][ T32] INFO: task kworker/1:634:4875 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.861449][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.861563][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.861638][ T32] Call trace: [ 1335.861699][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.861751][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.861775][ T32] r4:00000000 [ 1335.861794][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.861833][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.861861][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.861891][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 1 printk messages dropped ** [ 1335.861963][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1335.862312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1335.862688][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1335.863054][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1335.863275][ T32] INFO: task kworker/1:635:4877 blocked for more than 462 seconds. ** 10 printk messages dropped ** [ 1335.863832][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.863901][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.863948][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1335.863972][ T32] r4:00000000 [ 1335.863991][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.864027][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.864096][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.864142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430800 [ 1335.864165][ T32] r4:00000000 [ 1335.864201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.864249][ T32] r9:83018205 r8:841c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1335.864272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.864314][ T32] r5:00001000 r4:eb107000 [ 1335.864357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.864424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.864470][ T32] r5:853b0b8c r4:853b0800 [ 1335.864493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.864590][ T32] r7:ddde2d80 r6:83018200 r5:853b0b8c r4:85432180 [ 1335.864622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.864685][ T32] r10:61c88647 r9:841c5400 r8:854321ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.864715][ T32] r4:85432180 [ 1335.864745][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.864823][ T32] r10:00000000 r9:85432180 r8:80287e08 r7:eb3d5e60 r6:85353700 r5:841c5400 [ 1335.864874][ T32] r4:00000001 [ 1335.864896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.864937][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1335.864965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.865007][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.865044][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.865091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.865155][ T32] r4:85430580 [ 1335.865471][ T32] INFO: task kworker/1:635:4877 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.865553][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.865640][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.865684][ T32] Call trace: [ 1335.865714][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.865764][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.865819][ T32] r4:00000000 [ 1335.865872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.865916][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.865956][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.865987][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.866069][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.866123][ T32] r5:800b0013 r4:80239bb0 [ 1335.866178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.866222][ T32] r4:82ac21e4 [ 1335.866243][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.866287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.866315][ T32] r4:e0585dc0 [ 1335.866337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.866378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.866402][ T32] r4:00000000 [ 1335.866447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.866504][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.866552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.866603][ T32] r5:00001000 r4:dfbdd000 [ 1335.866625][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.866665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.866742][ T32] r5:84be838c r4:84be8000 [ 1335.866765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.866855][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1335.867026][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 8 printk messages dropped ** [ 1335.867332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1335.867717][ T32] r4:841c6000 ** 4 printk messages dropped ** [ 1335.867878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1335.867900][ T32] r4:00000000 [ 1335.867919][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.867952][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.867998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.868049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430bc0 [ 1335.868073][ T32] r4:00000000 [ 1335.868093][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.868169][ T32] r9:83018205 r8:841c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1335.868195][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.885954][ T32] r5:00001000 r4:eb1cf000 [ 1335.886068][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.886140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.886186][ T32] r5:853b178c r4:853b1400 [ 1335.886208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.886256][ T32] r7:ddde2d80 r6:83018200 r5:853b178c r4:85432200 [ 1335.886278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.886349][ T32] r10:61c88647 r9:841c6000 r8:8543222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.886402][ T32] r4:85432200 [ 1335.886452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.886509][ T32] r10:00000000 r9:85432200 r8:80287e08 r7:eb3d9e60 r6:85353780 r5:841c6000 [ 1335.886532][ T32] r4:00000001 [ 1335.886577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1335.887345][ T32] INFO: task kworker/1:636:4879 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 9 printk messages dropped ** [ 1335.887937][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1335.893655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 12 printk messages dropped ** [ 1335.894326][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1335.894534][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1335.895063][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1335.895509][ T32] r4:841c6c00 ** 3 printk messages dropped ** [ 1335.895718][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.896100][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.896250][ T32] r5:853b0f8c r4:853b0c00 [ 1335.896270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.896316][ T32] r7:ddde2d80 r6:83018200 r5:853b0f8c r4:85432280 [ 1335.896349][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.896400][ T32] r10:61c88647 r9:841c6c00 r8:854322ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.896422][ T32] r4:85432280 [ 1335.896441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.896498][ T32] r10:00000000 r9:85432280 r8:80287e08 r7:eb3dde60 r6:85353800 r5:841c6c00 [ 1335.896526][ T32] r4:00000001 [ 1335.896545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.896586][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) [ 1335.896636][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.896677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.896709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.896742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.896766][ T32] r4:85430680 [ 1335.897262][ T32] INFO: task kworker/1:637:4880 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.897309][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.897409][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.897481][ T32] Call trace: [ 1335.897536][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.897602][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.897629][ T32] r4:00000000 [ 1335.897649][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.897728][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.897760][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.897801][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.897858][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.897885][ T32] r5:800b0013 r4:80239bb0 [ 1335.897907][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.897950][ T32] r4:82ac21e4 [ 1335.897972][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.898039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.898067][ T32] r4:e0585dc0 [ 1335.898089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.898155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.898274][ T32] r4:00000000 [ 1335.907775][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.907872][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.907898][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.907946][ T32] r5:00001000 r4:dfbdd000 [ 1335.908015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.908078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.908124][ T32] r5:84be838c r4:84be8000 [ 1335.908146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.908199][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1335.908962][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 8 printk messages dropped ** [ 1335.909291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.909933][ T32] r5:841c0c00 r4:8291a680 ** 2 printk messages dropped ** [ 1335.910109][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 ** 7 printk messages dropped ** [ 1335.910401][ T32] r9:83018205 r8:841c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 ** 4 printk messages dropped ** [ 1335.910757][ T32] r5:853b138c r4:853b1000 ** 1 printk messages dropped ** [ 1335.910874][ T32] r7:ddde2d80 r6:83018200 r5:853b138c r4:85432080 ** 6 printk messages dropped ** [ 1335.911415][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.912394][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.912852][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1335.913074][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1335.913274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.913811][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1335.914015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.914262][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.914466][ T32] r4:852f6c00 [ 1335.914486][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.914547][ T32] r5:852f6c00 r4:8291a680 [ 1335.914576][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.914617][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.914671][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1335.914701][ T32] r4:00000000 [ 1335.914722][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.914758][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.914793][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.914852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85438300 [ 1335.914875][ T32] r4:00000000 [ 1335.914894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.914965][ T32] r9:83018005 r8:852f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1335.915046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.915104][ T32] r5:00001000 r4:eb221000 [ 1335.915176][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.915219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.915261][ T32] r5:847b038c r4:847b0000 [ 1335.915283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.915328][ T32] r7:dddced80 r6:83018000 r5:847b038c r4:85353a00 [ 1335.915348][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.915447][ T32] r10:61c88647 r9:852f6c00 r8:85353a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.915475][ T32] r4:85353a00 [ 1335.915495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.915548][ T32] r10:00000000 r9:85353a00 r8:80287e08 r7:eb2f5e60 r6:85353a80 r5:852f6c00 [ 1335.915572][ T32] r4:00000001 [ 1335.915606][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.915644][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1335.915677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.915736][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.915780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.915813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.915835][ T32] r4:8531df00 [ 1335.916219][ T32] INFO: task kworker/0:239:4885 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.916262][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.916419][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.916474][ T32] Call trace: [ 1335.916506][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.916555][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.916591][ T32] r4:00000000 [ 1335.916636][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.916681][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.916711][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.916741][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.916805][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.916847][ T32] r5:800b0013 r4:80239bb0 [ 1335.916919][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.916963][ T32] r4:82ac21e4 [ 1335.917023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.917076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.917099][ T32] r4:e0585dc0 [ 1335.917144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.917212][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.917267][ T32] r4:00000000 [ 1335.917308][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.917416][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.917441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.917485][ T32] r5:00001000 r4:dfbdd000 [ 1335.917555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.917601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.917643][ T32] r5:84be838c r4:84be8000 [ 1335.917663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.917713][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.917736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.917784][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.917807][ T32] r4:848ec200 [ 1335.917826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.917872][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.917895][ T32] r4:00000001 [ 1335.917914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.917950][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.917994][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.918026][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.918060][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.918115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.918142][ T32] r4:849b9d40 [ 1335.918163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.918204][ T32] INFO: task kworker/0:240:4887 blocked for more than 462 seconds. [ 1335.918268][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.934846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.934941][ T32] task:kworker/0:240 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.935028][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.935101][ T32] Call trace: [ 1335.935158][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.935218][ T32] r10:8291a684 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:852f6000 [ 1335.935244][ T32] r4:852f6000 [ 1335.935265][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.935308][ T32] r5:852f6000 r4:8291a680 [ 1335.935353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.935403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.935478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1335.935506][ T32] r4:00000000 [ 1335.935526][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.935562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.935613][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.935659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85438000 [ 1335.935681][ T32] r4:00000000 [ 1335.935725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.935777][ T32] r9:83018005 r8:852f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1335.935801][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.935856][ T32] r5:00001000 r4:eb1fd000 [ 1335.935880][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.935921][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.935964][ T32] r5:847b0b8c r4:847b0800 [ 1335.935984][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1335.936064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1335.936246][ T32] r10:00000000 r9:85353900 r8:80287e08 r7:eb285e60 r6:85353980 r5:852f6000 [ 1335.936268][ T32] r4:00000001 [ 1335.936287][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.936326][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1335.936379][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.936414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.936465][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.936498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.936545][ T32] r4:8531df00 [ 1335.937043][ T32] INFO: task kworker/0:240:4887 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.937109][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.937172][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.937246][ T32] Call trace: [ 1335.937277][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.937344][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.937396][ T32] r4:00000000 [ 1335.937425][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.937467][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.937496][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.937551][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.937641][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.937680][ T32] r5:800b0013 r4:80239bb0 [ 1335.937704][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.937775][ T32] r4:82ac21e4 [ 1335.937810][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.937853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.937914][ T32] r4:e0585dc0 [ 1335.937938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.937981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.938003][ T32] r4:00000000 [ 1335.938023][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.938077][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.938122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.938169][ T32] r5:00001000 r4:dfbdd000 [ 1335.938191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.945282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.945407][ T32] r5:84be838c r4:84be8000 [ 1335.945432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.945534][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.945612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.945667][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.945696][ T32] r4:848ec200 [ 1335.945723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.945772][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.945820][ T32] r4:00000001 [ 1335.945845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.945884][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.945913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.945943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.946022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.946156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.946182][ T32] r4:849b9d40 [ 1335.946220][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.946260][ T32] INFO: task kworker/1:639:4888 blocked for more than 462 seconds. ** 2 printk messages dropped ** [ 1335.946424][ T32] task:kworker/1:639 state:D stack:0 pid:4888 tgid:4888 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.946961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 ** 10 printk messages dropped ** [ 1335.947522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.947610][ T32] r5:853b1b8c r4:853b1800 [ 1335.947699][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1335.947907][ T32] r10:00000000 r9:85432380 r8:80287e08 r7:eb3dde60 r6:85353b00 r5:84830000 ** 9 printk messages dropped ** [ 1335.956049][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1335.956821][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1335.957182][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1335.957454][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.957858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.958182][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.965094][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.965133][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.965174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1335.965221][ T32] r4:00000000 [ 1335.965264][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.965324][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.965373][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.965416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e000 [ 1335.965445][ T32] r4:00000000 [ 1335.965466][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.965521][ T32] r9:83018205 r8:84830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1335.965547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.965592][ T32] r5:00001000 r4:eb23b000 [ 1335.965612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.965665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.965713][ T32] r5:853b1f8c r4:853b1c00 [ 1335.965736][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.965785][ T32] r7:ddde2d80 r6:83018200 r5:853b1f8c r4:85432300 [ 1335.965835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.965894][ T32] r10:61c88647 r9:84830c00 r8:8543232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.965921][ T32] r4:85432300 [ 1335.965972][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.966022][ T32] r10:00000000 r9:85432300 r8:80287e08 r7:eb3ede60 r6:85353b80 r5:84830c00 [ 1335.966069][ T32] r4:00000001 [ 1335.966094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.966172][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1335.966208][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.966237][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.966292][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.966325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.966347][ T32] r4:85430dc0 [ 1335.966791][ T32] INFO: task kworker/1:640:4891 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.966846][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.966937][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.966984][ T32] Call trace: [ 1335.967045][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.967099][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.967122][ T32] r4:00000000 [ 1335.967142][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.967180][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.967207][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.967237][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.967285][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.967339][ T32] r5:800b0013 r4:80239bb0 [ 1335.967363][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.967407][ T32] r4:82ac21e4 [ 1335.967428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.967469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.967492][ T32] r4:e0585dc0 [ 1335.967529][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1335.967598][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.967785][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.968094][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1335.976523][ T32] INFO: task kworker/0:241:4893 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.977139][ T32] r5:84831800 r4:8291a680 ** 3 printk messages dropped ** [ 1335.977322][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.977612][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.977917][ T32] r5:847b078c r4:847b0400 [ 1335.977940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1335.978189][ T32] r4:85353c00 ** 5 printk messages dropped ** [ 1335.986911][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1335.987825][ T32] Call trace: ** 1 printk messages dropped ** [ 1335.987945][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 5 printk messages dropped ** [ 1335.988164][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 2 printk messages dropped ** [ 1335.988258][ T32] r4:82ac21e4 [ 1335.988324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.988803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.988839][ T32] r4:e0585dc0 [ 1335.988861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.988914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.988938][ T32] r4:00000000 [ 1335.988984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.989042][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.989066][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.989114][ T32] r5:00001000 r4:dfbdd000 [ 1335.989148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.989192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.989247][ T32] r5:84be838c r4:84be8000 [ 1335.989271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.989320][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.989343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.989389][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.989412][ T32] r4:848ec200 [ 1335.989431][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.989475][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.989503][ T32] r4:00000001 [ 1335.989525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.989562][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.989620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.989676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.989707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.989737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.989778][ T32] r4:849b9d40 [ 1335.989808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.989863][ T32] INFO: task kworker/0:242:4896 blocked for more than 462 seconds. [ 1335.989900][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.989924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.989957][ T32] task:kworker/0:242 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.990050][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.990111][ T32] Call trace: [ 1335.990172][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.990249][ T32] r10:8291a684 r9:eb3f5d84 r8:00000002 r7:60000113 r6:eb3f5d8c r5:84832400 [ 1335.990300][ T32] r4:84832400 [ 1335.990373][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.990447][ T32] r5:84832400 r4:8291a680 [ 1335.990472][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.990559][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.990610][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1335.990684][ T32] r4:00000000 [ 1335.990757][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.990798][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.990848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.990890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85446980 [ 1335.990913][ T32] r4:00000000 [ 1335.990934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.990978][ T32] r9:83018005 r8:84832400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1335.991014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.991066][ T32] r5:00001000 r4:eb2d7000 [ 1335.991087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.991125][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.991166][ T32] r5:84179f8c r4:84179c00 [ 1335.991185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.991244][ T32] r7:dddced80 r6:83018000 r5:84179f8c r4:85353d80 [ 1335.991292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.991343][ T32] r10:61c88647 r9:84832400 r8:85353dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.991368][ T32] r4:85353d80 [ 1335.991412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.991461][ T32] r10:00000000 r9:85353d80 r8:80287e08 r7:eb285e60 r6:85353e80 r5:84832400 [ 1335.991483][ T32] r4:00000001 [ 1335.991509][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.991550][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1335.991578][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1335.991814][ T32] r4:854382c0 ** 2 printk messages dropped ** [ 1335.992546][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.992694][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 4 printk messages dropped ** [ 1335.992893][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1335.993149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1335.993253][ T32] r4:00000000 [ 1335.993272][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.993317][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.993356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.993475][ T32] r5:00001000 r4:dfbdd000 [ 1335.993523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.993596][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.993644][ T32] r5:84be838c r4:84be8000 [ 1335.993688][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.993743][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.993766][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.993843][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.993869][ T32] r4:848ec200 [ 1335.993893][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.993990][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1335.994018][ T32] r4:00000001 [ 1335.994043][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.994105][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1335.994209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.994242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.994318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.994351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.994399][ T32] r4:849b9d40 [ 1335.994423][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.994448][ T32] INFO: task kworker/0:243:4897 blocked for more than 462 seconds. [ 1335.994480][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1335.994507][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.994542][ T32] task:kworker/0:243 state:D stack:0 pid:4897 tgid:4897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.994595][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.994778][ T32] Call trace: [ 1335.994837][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1335.994887][ T32] r10:8291a684 r9:eb3e9d84 r8:00000002 r7:60000113 r6:eb3e9d8c r5:84833000 [ 1335.994911][ T32] r4:84833000 [ 1335.994956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1335.995010][ T32] r5:84833000 r4:8291a680 [ 1335.995037][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.995079][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.995121][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e9e08 [ 1335.995144][ T32] r4:00000000 [ 1335.995162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1335.995195][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1335.995230][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.995295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e640 [ 1335.995334][ T32] r4:00000000 [ 1335.995357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.995427][ T32] r9:83018005 r8:84833000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1335.995459][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.995543][ T32] r5:00001000 r4:eb607000 [ 1335.995567][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.995632][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.995678][ T32] r5:853e078c r4:853e0400 [ 1335.995747][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.995829][ T32] r7:dddced80 r6:83018000 r5:853e078c r4:85353c80 [ 1335.995908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.995960][ T32] r10:61c88647 r9:84833000 r8:85353cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1335.995989][ T32] r4:85353c80 [ 1335.996009][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.996059][ T32] r10:00000000 r9:85353c80 r8:80287e08 r7:eb3f5e60 r6:85353e00 r5:84833000 [ 1335.996081][ T32] r4:00000001 [ 1335.996101][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.996137][ T32] Exception stack(0xeb3e9fb0 to 0xeb3e9ff8) [ 1335.996165][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.996194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.996220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.996273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1335.996299][ T32] r4:854382c0 [ 1335.996557][ T32] INFO: task kworker/0:243:4897 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1335.996593][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.996775][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.996826][ T32] Call trace: [ 1335.996861][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1335.996939][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1335.996967][ T32] r4:00000000 [ 1335.996988][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.997044][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1335.997076][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1335.997106][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1335.997136][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1335.997242][ T32] r5:800b0013 r4:80239bb0 [ 1335.997272][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.997315][ T32] r4:82ac21e4 [ 1335.997335][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.997377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1335.997401][ T32] r4:e0585dc0 [ 1335.997444][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1335.997489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1335.997512][ T32] r4:00000000 [ 1335.997557][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1335.997691][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1335.997733][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1335.997812][ T32] r5:00001000 r4:dfbdd000 [ 1335.997836][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1335.997881][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.997947][ T32] r5:84be838c r4:84be8000 [ 1335.997971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1335.998019][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1335.998047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1335.998095][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.998118][ T32] r4:848ec200 [ 1335.998137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1335.998182][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 2 printk messages dropped ** [ 1336.014747][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1336.015046][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1336.015484][ T32] r10:8291a684 r9:eb3fdd84 r8:00000002 r7:60000113 r6:eb3fdd8c r5:84833c00 ** 9 printk messages dropped ** [ 1336.015910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.016401][ T32] r5:853b238c r4:853b2000 [ 1336.016427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.016570][ T32] r10:61c88647 r9:84833c00 r8:854324ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.016983][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.017977][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.018040][ T32] r4:00000000 [ 1336.018065][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.018107][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.018134][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.018163][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.018244][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.024733][ T32] r5:800b0013 r4:80239bb0 [ 1336.024778][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.024842][ T32] r4:82ac21e4 [ 1336.024889][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.024937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.024976][ T32] r4:e0585dc0 [ 1336.025075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.025148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.025200][ T32] r4:00000000 [ 1336.025250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.025302][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.025325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.025456][ T32] r5:00001000 r4:dfbdd000 [ 1336.025482][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.025525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.025568][ T32] r5:84be838c r4:84be8000 [ 1336.025588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.025635][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.025736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.025795][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.025818][ T32] r4:848ec200 [ 1336.025843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.025917][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.025944][ T32] r4:00000001 [ 1336.025989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.026136][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.026171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.026250][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.026282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.026312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.026348][ T32] r4:849b9d40 [ 1336.026381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.026462][ T32] INFO: task kworker/1:642:4900 blocked for more than 462 seconds. [ 1336.026523][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.026576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.026603][ T32] task:kworker/1:642 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.026684][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.026834][ T32] Call trace: [ 1336.026881][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.026934][ T32] r10:8291a684 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:84834800 [ 1336.026958][ T32] r4:84834800 [ 1336.026978][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.027019][ T32] r5:84834800 r4:8291a680 [ 1336.027075][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.027195][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.027242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb401e08 [ 1336.027265][ T32] r4:00000000 [ 1336.027284][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.027368][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1336.027620][ T32] r9:83018205 r8:84834800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1336.027870][ T32] r5:853b2b8c r4:853b2800 [ 1336.027943][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.028144][ T32] r4:85432500 ** 7 printk messages dropped ** [ 1336.036184][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.036984][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1336.037434][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1336.038016][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1336.038203][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.045007][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1336.045172][ T32] task:kworker/1:643 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.045924][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1336.046165][ T32] r4:00000000 [ 1336.046185][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.046231][ T32] r9:83018205 r8:84835400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1336.046278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.046349][ T32] r5:00001000 r4:dfa11000 [ 1336.046374][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.046415][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.046516][ T32] r5:853b278c r4:853b2400 [ 1336.046569][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.046620][ T32] r7:ddde2d80 r6:83018200 r5:853b278c r4:85432400 [ 1336.046643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.046691][ T32] r10:61c88647 r9:84835400 r8:8543242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.046739][ T32] r4:85432400 [ 1336.046790][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.046855][ T32] r10:00000000 r9:85432400 r8:80287e08 r7:eb401e60 r6:853f6000 r5:84835400 [ 1336.046878][ T32] r4:00000001 [ 1336.046896][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.047036][ T32] Exception stack(0xeb325fb0 to 0xeb325ff8) [ 1336.047118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.047154][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.047195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.047237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.047275][ T32] r4:8531e300 [ 1336.047704][ T32] INFO: task kworker/1:643:4903 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.047740][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.047824][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.047869][ T32] Call trace: [ 1336.047900][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.047950][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.047998][ T32] r4:00000000 [ 1336.048023][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.048071][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.048100][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.048142][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.048171][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.055486][ T32] r5:800b0013 r4:80239bb0 [ 1336.055583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.055653][ T32] r4:82ac21e4 [ 1336.055676][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.055719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.055773][ T32] r4:e0585dc0 [ 1336.055872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.055919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.055944][ T32] r4:00000000 [ 1336.055975][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.056036][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.056063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.056109][ T32] r5:00001000 r4:dfbdd000 [ 1336.056129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.056385][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1336.056580][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1336.056862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.057182][ T32] r4:84836000 ** 4 printk messages dropped ** [ 1336.057380][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 ** 8 printk messages dropped ** [ 1336.057779][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.058023][ T32] r7:ddde2d80 r6:83018200 r5:853b2f8c r4:85432580 ** 7 printk messages dropped ** [ 1336.064916][ T32] Exception stack(0xeb329fb0 to 0xeb329ff8) ** 11 printk messages dropped ** [ 1336.065906][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1336.066295][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1336.066474][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1336.066852][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.066885][ T32] r4:848ec200 [ 1336.066922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.066982][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.067009][ T32] r4:00000001 [ 1336.067028][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.067072][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.067101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.067128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.067155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.067208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.067245][ T32] r4:849b9d40 [ 1336.067286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.067345][ T32] INFO: task kworker/1:645:4907 blocked for more than 462 seconds. [ 1336.067384][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.067415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.067438][ T32] task:kworker/1:645 state:D stack:0 pid:4907 tgid:4907 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.067538][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.067582][ T32] Call trace: [ 1336.067614][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.067661][ T32] r10:8291a684 r9:eb405d84 r8:00000002 r7:60000113 r6:eb405d8c r5:85410000 [ 1336.067698][ T32] r4:85410000 [ 1336.067746][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.067796][ T32] r5:85410000 r4:8291a680 [ 1336.067817][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.067857][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.067898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb405e08 [ 1336.067957][ T32] r4:00000000 [ 1336.068012][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.068056][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.068093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.068391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e640 [ 1336.073434][ T32] r4:00000000 [ 1336.073475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.073540][ T32] r9:83018205 r8:85410000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1336.073566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.073613][ T32] r5:00001000 r4:eaa07000 [ 1336.073667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.073713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.073779][ T32] r5:853b338c r4:853b3000 [ 1336.073811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.073860][ T32] r7:ddde2d80 r6:83018200 r5:853b338c r4:85432680 [ 1336.073905][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.074072][ T32] r10:00000000 r9:85432680 r8:80287e08 r7:eb329e60 r6:853f6100 r5:85410000 ** 9 printk messages dropped ** [ 1336.074904][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1336.075351][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1336.075726][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.076001][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.076372][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1336.076896][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1336.077234][ T32] r10:8291a684 r9:eb40dd84 r8:00000002 r7:60000113 r6:eb40dd8c r5:85411800 ** 7 printk messages dropped ** [ 1336.077497][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1336.077917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1336.078034][ T32] r7:ddde2d80 r6:83018200 r5:853b378c r4:85432700 ** 7 printk messages dropped ** [ 1336.091179][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) ** 7 printk messages dropped ** [ 1336.091941][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.092305][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 6 printk messages dropped ** [ 1336.092617][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1336.093014][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1336.093304][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1336.093705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1336.094076][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.094125][ T32] Call trace: [ 1336.094162][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.094223][ T32] r10:8291a684 r9:eb415d84 r8:00000002 r7:60000113 r6:eb415d8c r5:85413000 [ 1336.094264][ T32] r4:85413000 [ 1336.094299][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.094346][ T32] r5:85413000 r4:8291a680 [ 1336.094367][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.094407][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.094449][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb415e08 [ 1336.094470][ T32] r4:00000000 [ 1336.094489][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.094541][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.094580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.094621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531eec0 [ 1336.094644][ T32] r4:00000000 [ 1336.094665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.094765][ T32] r9:83018205 r8:85413000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1336.094796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.094879][ T32] r5:00001000 r4:eae13000 [ 1336.094903][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.094945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.095024][ T32] r5:853b4b8c r4:853b4800 [ 1336.095058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.095141][ T32] r7:ddde2d80 r6:83018200 r5:853b4b8c r4:85432780 [ 1336.095171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.095223][ T32] r10:61c88647 r9:85413000 r8:854327ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.095245][ T32] r4:85432780 [ 1336.095265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.095338][ T32] r10:00000000 r9:85432780 r8:80287e08 r7:eb40de60 r6:853f6200 r5:85413000 [ 1336.095432][ T32] r4:00000001 [ 1336.095458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.095495][ T32] Exception stack(0xeb415fb0 to 0xeb415ff8) [ 1336.095546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.095593][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.095648][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.095692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.095718][ T32] r4:8531e740 [ 1336.096000][ T32] INFO: task kworker/1:647:4911 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.096075][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.096152][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.096220][ T32] Call trace: [ 1336.096279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.096331][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.096354][ T32] r4:00000000 [ 1336.096391][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.096446][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.096489][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.096521][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.096548][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.096572][ T32] r5:800b0013 r4:80239bb0 [ 1336.096628][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.096675][ T32] r4:82ac21e4 [ 1336.096708][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.096780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.096819][ T32] r4:e0585dc0 [ 1336.096867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.096943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.097129][ T32] r4:00000000 [ 1336.097179][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.097229][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.097251][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.097294][ T32] r5:00001000 r4:dfbdd000 [ 1336.097315][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.097354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.097396][ T32] r5:84be838c r4:84be8000 [ 1336.097441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.097515][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.097565][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.097651][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.097692][ T32] r4:848ec200 [ 1336.097757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.097818][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.097844][ T32] r4:00000001 [ 1336.097865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.097939][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.097974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.098017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.098051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.098091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.098137][ T32] r4:849b9d40 [ 1336.098182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.107179][ T32] INFO: task kworker/1:648:4912 blocked for more than 462 seconds. [ 1336.107279][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.107313][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.107439][ T32] task:kworker/1:648 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.107554][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.107612][ T32] Call trace: [ 1336.107674][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.107757][ T32] r10:8291a684 r9:eb419d84 r8:00000002 r7:60000113 r6:eb419d8c r5:85410c00 [ 1336.107792][ T32] r4:85410c00 [ 1336.107835][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.107978][ T32] r5:85410c00 r4:8291a680 [ 1336.108003][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.108060][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.108131][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 [ 1336.108242][ T32] r4:00000000 [ 1336.113543][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.113671][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.113719][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.113779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531e980 [ 1336.113810][ T32] r4:00000000 [ 1336.113831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.113882][ T32] r9:83018205 r8:85410c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1336.113919][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.113992][ T32] r5:00001000 r4:eac55000 [ 1336.114042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.114087][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.114143][ T32] r5:853b3b8c r4:853b3800 [ 1336.114193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.114270][ T32] r7:ddde2d80 r6:83018200 r5:853b3b8c r4:85432800 [ 1336.114296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.114344][ T32] r10:61c88647 r9:85410c00 r8:8543282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.114368][ T32] r4:85432800 [ 1336.114388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.114433][ T32] r10:00000000 r9:85432800 r8:80287e08 r7:eb415e60 r6:853f6280 r5:85410c00 [ 1336.114479][ T32] r4:00000001 [ 1336.114526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.114568][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1336.114599][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.114665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.114700][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.114730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.114752][ T32] r4:8531e740 [ 1336.115200][ T32] INFO: task kworker/1:648:4912 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.115243][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.115394][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.115506][ T32] Call trace: [ 1336.115543][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.115621][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.115650][ T32] r4:00000000 [ 1336.115679][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.115721][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.115784][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.115877][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.115942][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.115970][ T32] r5:800b0013 r4:80239bb0 [ 1336.115992][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.116062][ T32] r4:82ac21e4 [ 1336.116089][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.116134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.116157][ T32] r4:e0585dc0 [ 1336.116182][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.116225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.116249][ T32] r4:00000000 [ 1336.116268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.116312][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.116333][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.116374][ T32] r5:00001000 r4:dfbdd000 [ 1336.116393][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.116433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.116474][ T32] r5:84be838c r4:84be8000 [ 1336.116506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.116556][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.116587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.116654][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.116678][ T32] r4:848ec200 [ 1336.116697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.116770][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.116805][ T32] r4:00000001 [ 1336.116836][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.116876][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.116902][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.116932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.117195][ T32] task:kworker/1:649 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.117677][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.117823][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.127798][ T32] r5:853b3f8c r4:853b3c00 [ 1336.127849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.127919][ T32] r7:ddde2d80 r6:83018200 r5:853b3f8c r4:85432600 [ 1336.127946][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.127994][ T32] r10:61c88647 r9:85412400 r8:8543262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.128017][ T32] r4:85432600 [ 1336.128036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.128082][ T32] r10:00000000 r9:85432600 r8:80287e08 r7:eb415e60 r6:853f6300 r5:85412400 [ 1336.128105][ T32] r4:00000001 [ 1336.128126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.128162][ T32] Exception stack(0xeb425fb0 to 0xeb425ff8) [ 1336.128191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.129002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.129072][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.129108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.129168][ T32] r4:8531e740 [ 1336.129592][ T32] INFO: task kworker/1:649:4915 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.129632][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.129698][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.129787][ T32] Call trace: [ 1336.129821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.129876][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.129900][ T32] r4:00000000 [ 1336.129922][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.129975][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.130031][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.130093][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.130123][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.130156][ T32] r5:800b0013 r4:80239bb0 [ 1336.130178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.130221][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1336.130293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 4 printk messages dropped ** [ 1336.130450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.130496][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.130542][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.130588][ T32] r5:00001000 r4:dfbdd000 [ 1336.130614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.130702][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.130750][ T32] r5:84be838c r4:84be8000 [ 1336.130771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.130943][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.130976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.131032][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.131080][ T32] r4:848ec200 [ 1336.131105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.131155][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.131205][ T32] r4:00000001 [ 1336.131229][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.131290][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.131347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.131396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.131430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.131708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.132140][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.132660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.132882][ T32] r5:853b438c r4:853b4000 [ 1336.132928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.133074][ T32] r10:61c88647 r9:85413c00 r8:854328ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.133452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.134147][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.134195][ T32] r4:00000000 [ 1336.134219][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.134260][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.134313][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.134346][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.134373][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.134408][ T32] r5:800b0013 r4:80239bb0 [ 1336.134432][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.134474][ T32] r4:82ac21e4 [ 1336.134495][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.134554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.134615][ T32] r4:e0585dc0 [ 1336.134662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.134707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.134731][ T32] r4:00000000 [ 1336.134750][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.134854][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.134887][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.134932][ T32] r5:00001000 r4:dfbdd000 [ 1336.134952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.134991][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.135037][ T32] r5:84be838c r4:84be8000 [ 1336.135088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.135143][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.135193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.135282][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.135309][ T32] r4:848ec200 [ 1336.135354][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.135423][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.135461][ T32] r4:00000001 [ 1336.135482][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.135518][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.135568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.135611][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.135642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.135692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.135718][ T32] r4:849b9d40 ** 2 printk messages dropped ** [ 1336.135811][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.136136][ T32] r4:85416000 ** 4 printk messages dropped ** [ 1336.136346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 ** 6 printk messages dropped ** [ 1336.136569][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1336.136916][ T32] r5:853b478c r4:853b4400 [ 1336.136946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.137070][ T32] r10:61c88647 r9:85416000 r8:854329ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.137386][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.137985][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.156002][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1336.156238][ T32] r4:e0585dc0 ** 3 printk messages dropped ** [ 1336.156379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1336.156813][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.157313][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.157835][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.158030][ T32] r4:85416c00 ** 4 printk messages dropped ** [ 1336.164536][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 ** 11 printk messages dropped ** [ 1336.165095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.165310][ T32] r10:61c88647 r9:85416c00 r8:8543292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1336.165564][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1336.165625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.165659][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.165686][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.165714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.165736][ T32] r4:8531ee00 [ 1336.166204][ T32] INFO: task kworker/1:652:4921 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.166244][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.166313][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.166361][ T32] Call trace: [ 1336.166419][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.166475][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.166499][ T32] r4:00000000 [ 1336.166525][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.166566][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.166594][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.166624][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.166649][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.166673][ T32] r5:800b0013 r4:80239bb0 [ 1336.166693][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.166734][ T32] r4:82ac21e4 [ 1336.166789][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.166897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.166926][ T32] r4:e0585dc0 [ 1336.166948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.166998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.167045][ T32] r4:00000000 [ 1336.167069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.167116][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.167139][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.167181][ T32] r5:00001000 r4:dfbdd000 [ 1336.167202][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.167243][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.167284][ T32] r5:84be838c r4:84be8000 [ 1336.167304][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.167378][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.167404][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.167476][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.167505][ T32] r4:848ec200 [ 1336.167526][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.167577][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.167602][ T32] r4:00000001 [ 1336.167637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.167688][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.167742][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.167775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.167831][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.167865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.167889][ T32] r4:849b9d40 [ 1336.167910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.167944][ T32] INFO: task kworker/1:653:4922 blocked for more than 462 seconds. [ 1336.167978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.168002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.168023][ T32] task:kworker/1:653 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.168122][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.168168][ T32] Call trace: [ 1336.168198][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.177280][ T32] r10:8291a684 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:85370000 [ 1336.177325][ T32] r4:85370000 [ 1336.177350][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.177413][ T32] r5:85370000 r4:8291a680 [ 1336.177458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.177507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.177550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1336.177584][ T32] r4:00000000 [ 1336.177608][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.177646][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.177684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.177726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85430f00 [ 1336.177749][ T32] r4:00000000 [ 1336.177768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.177822][ T32] r9:83018205 r8:85370000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1336.177869][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.177920][ T32] r5:00001000 r4:eae51000 [ 1336.177961][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.178074][ T32] r5:853b4f8c r4:853b4c00 [ 1336.178105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.178556][ T32] r10:61c88647 r9:85370000 r8:85432a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.178785][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.179507][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.179773][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 ** 8 printk messages dropped ** [ 1336.180094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.180523][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1336.180794][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1336.181133][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1336.181350][ T32] task:kworker/1:654 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.181949][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1336.182238][ T32] r5:00001000 r4:eaed5000 ** 2 printk messages dropped ** [ 1336.182344][ T32] r5:853b538c r4:853b5000 ** 3 printk messages dropped ** [ 1336.182503][ T32] r10:61c88647 r9:85372400 r8:85432aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.182944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.183735][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 5 printk messages dropped ** [ 1336.184158][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.184183][ T32] r5:800b0013 r4:80239bb0 [ 1336.184204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.184246][ T32] r4:82ac21e4 [ 1336.184268][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.184336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.184376][ T32] r4:e0585dc0 [ 1336.184450][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.184547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.184574][ T32] r4:00000000 [ 1336.184669][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.184719][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.184745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.184797][ T32] r5:00001000 r4:dfbdd000 [ 1336.184869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.184914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.184981][ T32] r5:84be838c r4:84be8000 [ 1336.185103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.185153][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.185194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.185245][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.185269][ T32] r4:848ec200 [ 1336.185288][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.185407][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.185525][ T32] r4:00000001 [ 1336.185648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.185734][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.185763][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.185804][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.185833][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.185942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.185973][ T32] r4:849b9d40 [ 1336.185996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.186021][ T32] INFO: task kworker/1:655:4928 blocked for more than 462 seconds. [ 1336.186049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.186072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.186093][ T32] task:kworker/1:655 state:D stack:0 pid:4928 tgid:4928 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.186137][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.186203][ T32] Call trace: [ 1336.186233][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.186304][ T32] r10:8291a684 r9:eb441d84 r8:00000002 r7:60000113 r6:eb441d8c r5:85373000 [ 1336.186381][ T32] r4:85373000 [ 1336.186417][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.186462][ T32] r5:85373000 r4:8291a680 [ 1336.186482][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.186521][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.186563][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb441e08 [ 1336.186610][ T32] r4:00000000 [ 1336.186637][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.186790][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.186935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.186981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85440300 [ 1336.187006][ T32] r4:00000000 [ 1336.187051][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.187099][ T32] r9:83018205 r8:85373000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1336.187123][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.187191][ T32] r5:00001000 r4:eaf0d000 [ 1336.187216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.187274][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.187354][ T32] r5:853b5b8c r4:853b5800 [ 1336.187377][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.187424][ T32] r7:ddde2d80 r6:83018200 r5:853b5b8c r4:85432100 [ 1336.187444][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.187506][ T32] r10:61c88647 r9:85373000 r8:8543212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.187533][ T32] r4:85432100 [ 1336.187552][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.187611][ T32] r10:00000000 r9:85432100 r8:80287e08 r7:eb439e60 r6:85432c80 r5:85373000 [ 1336.187637][ T32] r4:00000001 [ 1336.187656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.187703][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1336.187733][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.187880][ T32] r4:85440180 ** 2 printk messages dropped ** [ 1336.203280][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.203707][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.203743][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.203812][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.203860][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.203914][ T32] r5:800b0013 r4:80239bb0 [ 1336.203938][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.203999][ T32] r4:82ac21e4 [ 1336.204023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.204067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.204103][ T32] r4:e0585dc0 [ 1336.204127][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.204195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.204244][ T32] r4:00000000 [ 1336.204280][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.204330][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.204365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.204430][ T32] r5:00001000 r4:dfbdd000 [ 1336.204454][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.204495][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.204542][ T32] r5:84be838c r4:84be8000 [ 1336.204577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.204653][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.204680][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.204809][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.204838][ T32] r4:848ec200 [ 1336.204863][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.204911][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.204935][ T32] r4:00000001 [ 1336.204980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.205044][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.205116][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.205176][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.205636][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.205995][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.206400][ T32] r9:83018205 r8:85373c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1336.206422][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.206463][ T32] r5:00001000 r4:eaf5b000 [ 1336.206484][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.206534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.206583][ T32] r5:853b5f8c r4:853b5c00 [ 1336.206604][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.206674][ T32] r7:ddde2d80 r6:83018200 r5:853b5f8c r4:85432d00 [ 1336.206698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.206799][ T32] r10:61c88647 r9:85373c00 r8:85432d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.206868][ T32] r4:85432d00 [ 1336.206892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.206938][ T32] r10:00000000 r9:85432d00 r8:80287e08 r7:eb441e60 r6:85432b80 r5:85373c00 [ 1336.206960][ T32] r4:00000001 [ 1336.206979][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.207013][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) [ 1336.207041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.207069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.207096][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.207123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.207145][ T32] r4:85440240 [ 1336.207560][ T32] INFO: task kworker/1:656:4929 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.207596][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.207675][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.207755][ T32] Call trace: [ 1336.207819][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.207878][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.207940][ T32] r4:00000000 [ 1336.207993][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.208037][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.208091][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.208125][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.208150][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.208174][ T32] r5:800b0013 r4:80239bb0 [ 1336.208235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.219133][ T32] r4:82ac21e4 [ 1336.219175][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.219239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.219282][ T32] r4:e0585dc0 [ 1336.219331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.219454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.219607][ T32] r4:00000000 [ 1336.219631][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.219680][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.219728][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.219783][ T32] r5:00001000 r4:dfbdd000 [ 1336.219805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.219846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.219940][ T32] r5:84be838c r4:84be8000 [ 1336.219966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.220014][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.220038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.220085][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.220126][ T32] r4:848ec200 [ 1336.220150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.220196][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.220219][ T32] r4:00000001 [ 1336.220238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.220275][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1336.220361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.221083][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.221379][ T32] r5:85375400 r4:8291a680 ** 5 printk messages dropped ** [ 1336.221826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.222477][ T32] r5:853b638c r4:853b6000 [ 1336.222550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.222599][ T32] r7:ddde2d80 r6:83018200 r5:853b638c r4:85432d80 ** 2 printk messages dropped ** [ 1336.222705][ T32] r4:85432d80 ** 5 printk messages dropped ** [ 1336.222953][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.224126][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1336.224944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.224977][ T32] r4:e0585dc0 [ 1336.224999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.225045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.225094][ T32] r4:00000000 [ 1336.225143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.225195][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.225220][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.225337][ T32] r5:00001000 r4:dfbdd000 [ 1336.225363][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.225407][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.225479][ T32] r5:84be838c r4:84be8000 [ 1336.225588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.225642][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.225671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.225745][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.225772][ T32] r4:848ec200 [ 1336.225848][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.225932][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.225987][ T32] r4:00000001 [ 1336.226065][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.226109][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.226138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.226194][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.226227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.226335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.226369][ T32] r4:849b9d40 [ 1336.226429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.226459][ T32] INFO: task kworker/1:658:4933 blocked for more than 462 seconds. [ 1336.226611][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.226665][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.226691][ T32] task:kworker/1:658 state:D stack:0 pid:4933 tgid:4933 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.226794][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.227186][ T32] r10:8291a684 r9:eb44dd84 r8:00000002 r7:60000113 r6:eb44dd8c r5:85376000 ** 4 printk messages dropped ** [ 1336.227665][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.227765][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1336.227798][ T32] r4:00000000 [ 1336.227894][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.227934][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.227973][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.228015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85440840 [ 1336.228038][ T32] r4:00000000 [ 1336.228058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.228102][ T32] r9:83018205 r8:85376000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1336.228125][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.228285][ T32] r5:00001000 r4:eb0c9000 [ 1336.244925][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.245024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.245109][ T32] r5:853b678c r4:853b6400 [ 1336.245139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.245192][ T32] r7:ddde2d80 r6:83018200 r5:853b678c r4:85432f00 [ 1336.245215][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.245266][ T32] r10:61c88647 r9:85376000 r8:85432f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.245314][ T32] r4:85432f00 [ 1336.245343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.245461][ T32] r10:00000000 r9:85432f00 r8:80287e08 r7:eb34de60 r6:85432e00 r5:85376000 [ 1336.245610][ T32] r4:00000001 [ 1336.245699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.245926][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 1336.246068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.246119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.246269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.246401][ T32] r4:85440540 ** 2 printk messages dropped ** [ 1336.247044][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.247531][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.247563][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.247594][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.247621][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.247691][ T32] r5:800b0013 r4:80239bb0 [ 1336.247719][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.247782][ T32] r4:82ac21e4 [ 1336.247809][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.247855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.247903][ T32] r4:e0585dc0 [ 1336.247929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.247975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.247999][ T32] r4:00000000 [ 1336.248021][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.248080][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.248106][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.248165][ T32] r5:00001000 r4:dfbdd000 [ 1336.257151][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.257282][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.257720][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 19 printk messages dropped ** [ 1336.259037][ T32] r5:85376c00 r4:8291a680 ** 9 printk messages dropped ** [ 1336.259422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1336.259574][ T32] r5:00001000 r4:eb0d9000 [ 1336.259606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.259648][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.259690][ T32] r5:853b6b8c r4:853b6800 [ 1336.259711][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.259805][ T32] r7:ddde2d80 r6:83018200 r5:853b6b8c r4:85323f80 [ 1336.259832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.259907][ T32] r10:61c88647 r9:85376c00 r8:85323fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.259958][ T32] r4:85323f80 [ 1336.259982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.260029][ T32] r10:00000000 r9:85323f80 r8:80287e08 r7:eb44de60 r6:85323e80 r5:85376c00 [ 1336.260052][ T32] r4:00000001 [ 1336.260097][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.260138][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1336.260166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.260194][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.260245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.260327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.260353][ T32] r4:85440800 [ 1336.260809][ T32] INFO: task kworker/1:659:4936 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.260872][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.260998][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.261075][ T32] Call trace: [ 1336.261133][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.261202][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.261242][ T32] r4:00000000 [ 1336.261289][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.261344][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.261376][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.261407][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.261433][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.261457][ T32] r5:800b0013 r4:80239bb0 [ 1336.261477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.261544][ T32] r4:82ac21e4 [ 1336.261593][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.261640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.261664][ T32] r4:e0585dc0 [ 1336.261684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1336.261890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.262465][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 14 printk messages dropped ** [ 1336.263162][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.263504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 ** 12 printk messages dropped ** [ 1336.264097][ T32] r5:853b6f8c r4:853b6c00 [ 1336.264130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.264290][ T32] r10:61c88647 r9:85374800 r8:84784fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.264319][ T32] r4:84784f80 [ 1336.264356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.264430][ T32] r10:00000000 r9:84784f80 r8:80287e08 r7:eb449e60 r6:85432f80 r5:85374800 [ 1336.264463][ T32] r4:00000001 [ 1336.264508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.264547][ T32] Exception stack(0xeb451fb0 to 0xeb451ff8) [ 1336.264575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.264605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.264631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.264685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.264712][ T32] r4:85440900 [ 1336.264989][ T32] INFO: task kworker/1:660:4937 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.265039][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.265102][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.265193][ T32] Call trace: [ 1336.265228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.265281][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.265305][ T32] r4:00000000 [ 1336.265338][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.265384][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.265413][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.265446][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.265477][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.265505][ T32] r5:800b0013 r4:80239bb0 [ 1336.265525][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.265567][ T32] r4:82ac21e4 [ 1336.265587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.265634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.265658][ T32] r4:e0585dc0 [ 1336.265694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.265782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.265810][ T32] r4:00000000 [ 1336.265831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.265877][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.265899][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.265943][ T32] r5:00001000 r4:dfbdd000 [ 1336.265989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.266059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.266139][ T32] r5:84be838c r4:84be8000 [ 1336.266163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.266212][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.266234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.266280][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.266303][ T32] r4:848ec200 ** 1 printk messages dropped ** [ 1336.266391][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1336.266837][ T32] INFO: task kworker/1:661:4940 blocked for more than 462 seconds. ** 6 printk messages dropped ** [ 1336.267196][ T32] r10:8291a684 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:85371800 ** 9 printk messages dropped ** [ 1336.267768][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.285387][ T32] r5:853b738c r4:853b7000 [ 1336.285416][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.285607][ T32] r10:61c88647 r9:85371800 r8:8544202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.286157][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.287277][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.287653][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.287898][ T32] r4:00000000 [ 1336.287923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.287998][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.288028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.288073][ T32] r5:00001000 r4:dfbdd000 [ 1336.288118][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.288165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.294947][ T32] r5:84be838c r4:84be8000 [ 1336.295020][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.295091][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.295140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.295196][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.295220][ T32] r4:848ec200 [ 1336.295241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.295288][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.295312][ T32] r4:00000001 [ 1336.295334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.295372][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.295401][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.295431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.295464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.295524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.295584][ T32] r4:849b9d40 [ 1336.295613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.295644][ T32] INFO: task kworker/1:662:4942 blocked for more than 462 seconds. [ 1336.295679][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.295742][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.295770][ T32] task:kworker/1:662 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.295877][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.295978][ T32] Call trace: [ 1336.296015][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.296129][ T32] r10:8291a684 r9:eb45dd84 r8:00000002 r7:60000113 r6:eb45dd8c r5:85370c00 [ 1336.296158][ T32] r4:85370c00 [ 1336.296181][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.296252][ T32] r5:85370c00 r4:8291a680 [ 1336.296302][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.296347][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.296391][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1336.296427][ T32] r4:00000000 [ 1336.296451][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.296496][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.296536][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.296578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478cec0 [ 1336.296647][ T32] r4:00000000 [ 1336.296674][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.296747][ T32] r9:83018205 r8:85370c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1336.296775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.296825][ T32] r5:00001000 r4:eb279000 [ 1336.296846][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.296910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.296957][ T32] r5:853b7b8c r4:853b7800 [ 1336.296979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.297036][ T32] r7:ddde2d80 r6:83018200 r5:853b7b8c r4:85442100 ** 1 printk messages dropped ** [ 1336.297128][ T32] r10:61c88647 r9:85370c00 r8:8544212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.297474][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.307192][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1336.307599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1336.308020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.311347][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.311605][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.311926][ T32] Call trace: [ 1336.311983][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.312039][ T32] r10:8291a684 r9:eb461d84 r8:00000002 r7:60000113 r6:eb461d8c r5:85378000 [ 1336.312064][ T32] r4:85378000 [ 1336.312084][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.312152][ T32] r5:85378000 r4:8291a680 [ 1336.312177][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.312218][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.312259][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 [ 1336.312306][ T32] r4:00000000 [ 1336.312329][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.312365][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.312405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.312446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85440d80 [ 1336.312567][ T32] r4:00000000 [ 1336.312591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.312663][ T32] r9:83018205 r8:85378000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1336.312689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.312733][ T32] r5:00001000 r4:eb26d000 [ 1336.312763][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.312812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.313011][ T32] r5:853b778c r4:853b7400 [ 1336.313085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.313240][ T32] r7:ddde2d80 r6:83018200 r5:853b778c r4:85442200 [ 1336.313278][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.313328][ T32] r10:61c88647 r9:85378000 r8:8544222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.313356][ T32] r4:85442200 [ 1336.313428][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.313527][ T32] r10:00000000 r9:85442200 r8:80287e08 r7:eb45de60 r6:85442380 r5:85378000 [ 1336.313561][ T32] r4:00000001 [ 1336.313611][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.313666][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) [ 1336.313695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.313737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.313767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.313831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.313886][ T32] r4:85440cc0 [ 1336.314363][ T32] INFO: task kworker/1:663:4943 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.314459][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.314599][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.314646][ T32] Call trace: [ 1336.314677][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.314728][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 3 printk messages dropped ** [ 1336.314921][ T32] 5d20: 80dd4000 edb7b000 00000001 80239b98 7f067000 00000001 ** 10 printk messages dropped ** [ 1336.315456][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.315860][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.316285][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.316509][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.316887][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.317089][ T32] r5:85378c00 r4:8291a680 ** 6 printk messages dropped ** [ 1336.317375][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.317686][ T32] r5:853b7f8c r4:853b7c00 [ 1336.317705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.317865][ T32] r4:85442280 ** 6 printk messages dropped ** [ 1336.332323][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.357363][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1336.357674][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.357868][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.358103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.363304][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.363560][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.364035][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.364246][ T32] r5:85379800 r4:8291a680 ** 4 printk messages dropped ** [ 1336.364448][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1336.364825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.364899][ T32] r5:00001000 r4:eb2a3000 [ 1336.364948][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.365040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.365109][ T32] r5:853c038c r4:853c0000 [ 1336.365132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.365180][ T32] r7:ddde2d80 r6:83018200 r5:853c038c r4:85442300 [ 1336.365201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.365258][ T32] r10:61c88647 r9:85379800 r8:8544232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.365285][ T32] r4:85442300 [ 1336.365304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.365350][ T32] r10:00000000 r9:85442300 r8:80287e08 r7:eb465e60 r6:85442580 r5:85379800 [ 1336.365396][ T32] r4:00000001 [ 1336.365445][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.365486][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1336.365546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.365601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.365667][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.365701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.365724][ T32] r4:85457000 [ 1336.366167][ T32] INFO: task kworker/1:665:4948 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.366204][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.366367][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.366443][ T32] Call trace: [ 1336.366497][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.366574][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.366613][ T32] r4:00000000 [ 1336.366649][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.366692][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.366721][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.366751][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.366794][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.366859][ T32] r5:800b0013 r4:80239bb0 [ 1336.366920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.367004][ T32] r4:82ac21e4 [ 1336.367064][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.367152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.367200][ T32] r4:e0585dc0 [ 1336.367258][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.367345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.367397][ T32] r4:00000000 [ 1336.367442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.367526][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.367567][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.367647][ T32] r5:00001000 r4:dfbdd000 [ 1336.367698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.367782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.367864][ T32] r5:84be838c r4:84be8000 [ 1336.367906][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.367996][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.368045][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.368162][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.368319][ T32] r4:848ec200 [ 1336.379128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.379322][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.379434][ T32] r4:00000001 [ 1336.379497][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.379587][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.379671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.379803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.379874][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.379942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.379998][ T32] r4:849b9d40 [ 1336.380055][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.380136][ T32] INFO: task kworker/1:666:4949 blocked for more than 462 seconds. [ 1336.380217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.380275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.380356][ T32] task:kworker/1:666 state:D stack:0 pid:4949 tgid:4949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.380515][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.380661][ T32] Call trace: [ 1336.380740][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.380862][ T32] r10:8291a684 r9:eb459d84 r8:00000002 r7:60000013 r6:eb459d8c r5:8537a400 [ 1336.380915][ T32] r4:8537a400 [ 1336.380963][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.381058][ T32] r5:8537a400 r4:8291a680 [ 1336.381124][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.381212][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.381346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb459e08 [ 1336.381410][ T32] r4:00000000 [ 1336.381460][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.381541][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.381628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.381719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85457580 [ 1336.381782][ T32] r4:00000000 [ 1336.381834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.381936][ T32] r9:83018205 r8:8537a400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1336.381989][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.382330][ T32] r5:853c0b8c r4:853c0800 [ 1336.382400][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.382695][ T32] r10:61c88647 r9:8537a400 r8:8544252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.383333][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.384706][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1336.385339][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.385708][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.386261][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1336.386679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.387344][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1336.387550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.388200][ T32] r5:8537bc00 r4:8291a680 ** 5 printk messages dropped ** [ 1336.407881][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.408770][ T32] r5:853c078c r4:853c0400 [ 1336.408800][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.408966][ T32] r4:85442400 ** 6 printk messages dropped ** [ 1336.409220][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.410088][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1336.410378][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1336.411055][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1336.411380][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1336.412069][ T32] INFO: task kworker/1:668:4953 blocked for more than 462 seconds. [ 1336.412113][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.412141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.412189][ T32] task:kworker/1:668 state:D stack:0 pid:4953 tgid:4953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.412321][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.412393][ T32] Call trace: [ 1336.412429][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.412478][ T32] r10:8291a684 r9:eb479d84 r8:00000002 r7:60000113 r6:eb479d8c r5:8537b000 [ 1336.412502][ T32] r4:8537b000 [ 1336.412522][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.412614][ T32] r5:8537b000 r4:8291a680 [ 1336.412645][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.412686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.412755][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb479e08 [ 1336.412812][ T32] r4:00000000 [ 1336.412846][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.412887][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.412953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.412999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854577c0 [ 1336.413047][ T32] r4:00000000 [ 1336.413096][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.413166][ T32] r9:83018205 r8:8537b000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1336.413290][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.413341][ T32] r5:00001000 r4:eb2e1000 [ 1336.413481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.413575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.413668][ T32] r5:853c0f8c r4:853c0c00 [ 1336.413703][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.413767][ T32] r7:ddde2d80 r6:83018200 r5:853c0f8c r4:85442880 [ 1336.413799][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.413848][ T32] r10:61c88647 r9:8537b000 r8:854428ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.413933][ T32] r4:85442880 [ 1336.413957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.414028][ T32] r10:00000000 r9:85442880 r8:80287e08 r7:eb459e60 r6:85442680 r5:8537b000 [ 1336.414161][ T32] r4:00000001 [ 1336.414188][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.414228][ T32] Exception stack(0xeb479fb0 to 0xeb479ff8) [ 1336.414260][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.414309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.414339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.414396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.414423][ T32] r4:85457640 [ 1336.414690][ T32] INFO: task kworker/1:668:4953 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.414786][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.414902][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.414949][ T32] Call trace: [ 1336.414979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.415030][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.415057][ T32] r4:00000000 [ 1336.415102][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.415146][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.415198][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.415232][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 7 printk messages dropped ** [ 1336.415634][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1336.416237][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1336.416534][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 11 printk messages dropped ** [ 1336.417387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1336.417683][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.417812][ T32] Call trace: [ 1336.417868][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.417919][ T32] r10:8291a684 r9:eb47dd84 r8:00000002 r7:60000113 r6:eb47dd8c r5:8537d400 [ 1336.417992][ T32] r4:8537d400 [ 1336.418016][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.418071][ T32] r5:8537d400 r4:8291a680 [ 1336.418094][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.418133][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.418179][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 [ 1336.418251][ T32] r4:00000000 [ 1336.434501][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.434673][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.434742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.434801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e5c0 [ 1336.434867][ T32] r4:00000000 [ 1336.434893][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.434969][ T32] r9:83018005 r8:8537d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1336.434997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.435049][ T32] r5:00001000 r4:eb5f5000 [ 1336.435105][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.435192][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.435240][ T32] r5:853e038c r4:853e0000 [ 1336.435337][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.435442][ T32] r7:dddced80 r6:83018000 r5:853e038c r4:853f6500 [ 1336.435467][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.435526][ T32] r10:61c88647 r9:8537d400 r8:853f652c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.435549][ T32] r4:853f6500 [ 1336.435596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.435648][ T32] r10:00000000 r9:853f6500 r8:80287e08 r7:eb3e9e60 r6:85442900 r5:8537d400 [ 1336.435696][ T32] r4:00000001 [ 1336.435719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.435786][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 1336.435847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.435907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.435937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.435966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.436060][ T32] r4:854469c0 [ 1336.436490][ T32] INFO: task kworker/0:244:4956 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.436537][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.436716][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.436972][ T32] Call trace: [ 1336.437027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.437094][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.437119][ T32] r4:00000000 [ 1336.437209][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.437282][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.437411][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.437511][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1336.438006][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1336.438119][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.449156][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1336.449358][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1336.449883][ T32] INFO: task kworker/1:669:4958 blocked for more than 462 seconds. ** 11 printk messages dropped ** [ 1336.450395][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.450793][ T32] r9:83018205 r8:8537e000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1336.451027][ T32] r5:853c138c r4:853c1000 ** 1 printk messages dropped ** [ 1336.451097][ T32] r7:ddde2d80 r6:83018200 r5:853c138c r4:85442980 [ 1336.451146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.451245][ T32] r10:61c88647 r9:8537e000 r8:854429ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.451297][ T32] r4:85442980 [ 1336.451322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.451430][ T32] r10:00000000 r9:85442980 r8:80287e08 r7:eb479e60 r6:85442700 r5:8537e000 [ 1336.451469][ T32] r4:00000001 [ 1336.451490][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.451574][ T32] Exception stack(0xeb475fb0 to 0xeb475ff8) [ 1336.451655][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.451689][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.451741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.451773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.451805][ T32] r4:85457780 [ 1336.452220][ T32] INFO: task kworker/1:669:4958 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.452257][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.452368][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.452444][ T32] Call trace: [ 1336.452490][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.452544][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.452581][ T32] r4:00000000 [ 1336.452604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.452643][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.452671][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.452749][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.452785][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.452865][ T32] r5:800b0013 r4:80239bb0 [ 1336.452942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.453019][ T32] r4:82ac21e4 [ 1336.453044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.453088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.453111][ T32] r4:e0585dc0 [ 1336.453173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.453225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.453273][ T32] r4:00000000 [ 1336.453296][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.453368][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.453395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.453440][ T32] r5:00001000 r4:dfbdd000 [ 1336.453462][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.453518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.453574][ T32] r5:84be838c r4:84be8000 [ 1336.453651][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.453713][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.453736][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.453789][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.453853][ T32] r4:848ec200 [ 1336.453885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.453970][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1336.454236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.454575][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.454939][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.455355][ T32] r9:83018205 r8:8537ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 ** 4 printk messages dropped ** [ 1336.455554][ T32] r5:853c178c r4:853c1400 [ 1336.455576][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.455663][ T32] r7:ddde2d80 r6:83018200 r5:853c178c r4:85442b00 [ 1336.455714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.455765][ T32] r10:61c88647 r9:8537ec00 r8:85442b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.455793][ T32] r4:85442b00 [ 1336.455872][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.455920][ T32] r10:00000000 r9:85442b00 r8:80287e08 r7:eb475e60 r6:85442a00 r5:8537ec00 [ 1336.455967][ T32] r4:00000001 [ 1336.455989][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.456026][ T32] Exception stack(0xeb46dfb0 to 0xeb46dff8) [ 1336.456059][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.456088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.456116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.456144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.456166][ T32] r4:854579c0 [ 1336.456412][ T32] INFO: task kworker/1:670:4960 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.456447][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.456549][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.456616][ T32] Call trace: [ 1336.456669][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.456723][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.456759][ T32] r4:00000000 [ 1336.456788][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.456833][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.456888][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.456921][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.456947][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.456970][ T32] r5:800b0013 r4:80239bb0 [ 1336.456996][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.457039][ T32] r4:82ac21e4 [ 1336.457059][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.457100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.457123][ T32] r4:e0585dc0 [ 1336.457167][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.457296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.457324][ T32] r4:00000000 [ 1336.457358][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.457479][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.457559][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.457639][ T32] r5:00001000 r4:dfbdd000 [ 1336.457668][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.457712][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.457753][ T32] r5:84be838c r4:84be8000 [ 1336.457773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.457850][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.457877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.457926][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.457948][ T32] r4:848ec200 [ 1336.457968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.458013][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 2 printk messages dropped ** [ 1336.458094][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 10 printk messages dropped ** [ 1336.470855][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.471312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb481e08 ** 7 printk messages dropped ** [ 1336.471615][ T32] r9:83018205 r8:8537c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1336.471821][ T32] r5:853c1b8c r4:853c1800 ** 1 printk messages dropped ** [ 1336.471894][ T32] r7:ddde2d80 r6:83018200 r5:853c1b8c r4:85442800 ** 1 printk messages dropped ** [ 1336.471970][ T32] r10:61c88647 r9:8537c800 r8:8544282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.471993][ T32] r4:85442800 [ 1336.472012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.472100][ T32] r10:00000000 r9:85442800 r8:80287e08 r7:eb46de60 r6:85442b80 r5:8537c800 [ 1336.472133][ T32] r4:00000001 [ 1336.472153][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.472207][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) [ 1336.472286][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.472348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.472378][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.472407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.472429][ T32] r4:85457a80 [ 1336.472900][ T32] INFO: task kworker/1:671:4963 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.472965][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.473082][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.473168][ T32] Call trace: [ 1336.473230][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.473311][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.473346][ T32] r4:00000000 [ 1336.473368][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.473409][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.473457][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.473516][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.473546][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.473617][ T32] r5:800b0013 r4:80239bb0 [ 1336.473667][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.473714][ T32] r4:82ac21e4 [ 1336.473735][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.473777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.473831][ T32] r4:e0585dc0 [ 1336.473876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.473921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.473945][ T32] r4:00000000 [ 1336.473964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.474016][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.474045][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.474087][ T32] r5:00001000 r4:dfbdd000 [ 1336.474106][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.474150][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.474210][ T32] r5:84be838c r4:84be8000 [ 1336.474233][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.474281][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.474328][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.474378][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.474414][ T32] r4:848ec200 [ 1336.474435][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.474481][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.474528][ T32] r4:00000001 [ 1336.474551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.474590][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1336.474856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1336.475471][ T32] r4:85380000 ** 4 printk messages dropped ** [ 1336.475815][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb489e08 ** 8 printk messages dropped ** [ 1336.476293][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.476477][ T32] r5:853c1f8c r4:853c1c00 [ 1336.476498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.476775][ T32] r10:00000000 r9:85442c00 r8:80287e08 r7:eb481e60 r6:85442d00 r5:85380000 ** 7 printk messages dropped ** [ 1336.477080][ T32] r4:85457b80 ** 4 printk messages dropped ** [ 1336.477594][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1336.477949][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1336.496205][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.496500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.496544][ T32] r5:84be838c r4:84be8000 [ 1336.496588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.496688][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.496739][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.496797][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.496833][ T32] r4:848ec200 [ 1336.496856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.496905][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.496927][ T32] r4:00000001 [ 1336.496972][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.497039][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.497103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.497160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.497215][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.497331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.497366][ T32] r4:849b9d40 [ 1336.497405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.497437][ T32] INFO: task kworker/1:673:4966 blocked for more than 462 seconds. [ 1336.497524][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.497558][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.497583][ T32] task:kworker/1:673 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.497645][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.497716][ T32] Call trace: [ 1336.497774][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.497834][ T32] r10:8291a684 r9:eb485d84 r8:00000002 r7:60000113 r6:eb485d8c r5:85380c00 [ 1336.497877][ T32] r4:85380c00 [ 1336.497902][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.497945][ T32] r5:85380c00 r4:8291a680 [ 1336.497966][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.498030][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.498101][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.503548][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.503963][ T32] r5:853c2f8c r4:853c2c00 [ 1336.504014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.504070][ T32] r7:ddde2d80 r6:83018200 r5:853c2f8c r4:85442a80 ** 1 printk messages dropped ** [ 1336.504171][ T32] r10:61c88647 r9:85380c00 r8:85442aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.504559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.505416][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1336.505785][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.506328][ T32] r5:00001000 r4:dfbdd000 ** 9 printk messages dropped ** [ 1336.506799][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1336.507188][ T32] INFO: task kworker/1:674:4968 blocked for more than 463 seconds. ** 12 printk messages dropped ** [ 1336.507751][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 ** 7 printk messages dropped ** [ 1336.508057][ T32] r9:83018205 r8:85381800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 4 printk messages dropped ** [ 1336.516005][ T32] r5:853c238c r4:853c2000 ** 3 printk messages dropped ** [ 1336.516282][ T32] r10:61c88647 r9:85381800 r8:85442dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.516882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.516960][ T32] r4:85438e40 [ 1336.517415][ T32] INFO: task kworker/1:674:4968 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.517459][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.517679][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.517732][ T32] Call trace: [ 1336.517806][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.517864][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.517889][ T32] r4:00000000 [ 1336.517934][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.517977][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.518006][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.518055][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.518084][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.518108][ T32] r5:800b0013 r4:80239bb0 [ 1336.518129][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.518172][ T32] r4:82ac21e4 [ 1336.518246][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.525318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.525407][ T32] r4:e0585dc0 [ 1336.525433][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.525521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.525553][ T32] r4:00000000 [ 1336.525575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.525625][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.525648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.525718][ T32] r5:00001000 r4:dfbdd000 [ 1336.525745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.525802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.525849][ T32] r5:84be838c r4:84be8000 [ 1336.525869][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.525916][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.525938][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.525988][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.526034][ T32] r4:848ec200 [ 1336.526067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.526115][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.526152][ T32] r4:00000001 [ 1336.526183][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.526277][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.526337][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.526395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.526500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.526539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.526561][ T32] r4:849b9d40 [ 1336.526682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.526716][ T32] INFO: task kworker/1:675:4971 blocked for more than 463 seconds. [ 1336.526749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.526790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.526870][ T32] task:kworker/1:675 state:D stack:0 pid:4971 tgid:4971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.526961][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.527012][ T32] Call trace: [ 1336.527065][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.527146][ T32] r10:8291a684 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:85382400 [ 1336.527174][ T32] r4:85382400 [ 1336.527195][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.527239][ T32] r5:85382400 r4:8291a680 [ 1336.527307][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.527356][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.527401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 1336.527445][ T32] r4:00000000 [ 1336.527470][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.527511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.527547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.527638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85438cc0 [ 1336.527689][ T32] r4:00000000 [ 1336.527712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.527757][ T32] r9:83018205 r8:85382400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1336.527785][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.527926][ T32] r5:00001000 r4:eb3ce000 [ 1336.527952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.527994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.528066][ T32] r5:853c278c r4:853c2400 [ 1336.528089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.528139][ T32] r7:ddde2d80 r6:83018200 r5:853c278c r4:85465000 [ 1336.528178][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.533124][ T32] r10:61c88647 r9:85382400 r8:8546502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.533196][ T32] r4:85465000 [ 1336.533248][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.533315][ T32] r10:00000000 r9:85465000 r8:80287e08 r7:eb485e60 r6:85465080 r5:85382400 [ 1336.533339][ T32] r4:00000001 [ 1336.533359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.533410][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1336.533500][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.533537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.533614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.533661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.533685][ T32] r4:85464140 [ 1336.534171][ T32] INFO: task kworker/1:675:4971 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.534217][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.534299][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.534378][ T32] Call trace: [ 1336.534461][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.534519][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.534561][ T32] r4:00000000 [ 1336.534591][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.534635][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.534704][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.534738][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.534765][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.534793][ T32] r5:800b0013 r4:80239bb0 [ 1336.534839][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.534918][ T32] r4:82ac21e4 [ 1336.534947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.535043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.535099][ T32] r4:e0585dc0 [ 1336.535121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.535167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.535214][ T32] r4:00000000 [ 1336.535239][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.535287][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.535335][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.535383][ T32] r5:00001000 r4:dfbdd000 [ 1336.535403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.535449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.535630][ T32] r5:84be838c r4:84be8000 [ 1336.535655][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.535727][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.535753][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.535806][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.535831][ T32] r4:848ec200 [ 1336.535903][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.535954][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.536031][ T32] r4:00000001 [ 1336.536055][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.536094][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.536120][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.536175][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.536205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.536234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.536258][ T32] r4:849b9d40 [ 1336.536279][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.536306][ T32] INFO: task kworker/1:676:4972 blocked for more than 463 seconds. [ 1336.536349][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.536377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.536399][ T32] task:kworker/1:676 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.536444][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.536524][ T32] Call trace: [ 1336.536584][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.536654][ T32] r10:8291a684 r9:eb499d84 r8:00000002 r7:60000113 r6:eb499d8c r5:85383000 [ 1336.536677][ T32] r4:85383000 [ 1336.536697][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.536740][ T32] r5:85383000 r4:8291a680 [ 1336.536760][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.536832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.536879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 [ 1336.536902][ T32] r4:00000000 [ 1336.536921][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.536955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.537005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.537075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464040 [ 1336.537140][ T32] r4:00000000 [ 1336.537189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.537241][ T32] r9:83018205 r8:85383000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1336.537266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.537310][ T32] r5:00001000 r4:eb49b000 [ 1336.537379][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.537447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.537567][ T32] r5:853c2b8c r4:853c2800 [ 1336.537592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.537640][ T32] r7:ddde2d80 r6:83018200 r5:853c2b8c r4:85465100 [ 1336.537698][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.537749][ T32] r10:61c88647 r9:85383000 r8:8546512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.537772][ T32] r4:85465100 [ 1336.537798][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.537844][ T32] r10:00000000 r9:85465100 r8:80287e08 r7:eb485e60 r6:85465180 r5:85383000 [ 1336.537891][ T32] r4:00000001 [ 1336.537915][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1336.538083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1336.549965][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1336.550745][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.551173][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.551595][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.552058][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.552394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.552759][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.553047][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.553138][ T32] r4:00000000 [ 1336.553161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.553201][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.553237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.553290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464480 [ 1336.553342][ T32] r4:00000000 [ 1336.553366][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.553410][ T32] r9:83018205 r8:85383c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1336.553456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.553502][ T32] r5:00001000 r4:eb4b5000 [ 1336.553524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.553584][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.553691][ T32] r5:853c378c r4:853c3400 [ 1336.553715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.553764][ T32] r7:ddde2d80 r6:83018200 r5:853c378c r4:85465200 [ 1336.553793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.553883][ T32] r10:61c88647 r9:85383c00 r8:8546522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.553945][ T32] r4:85465200 [ 1336.553994][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.554045][ T32] r10:00000000 r9:85465200 r8:80287e08 r7:eb485e60 r6:85465380 r5:85383c00 [ 1336.554069][ T32] r4:00000001 [ 1336.554089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.554124][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1336.554151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.554205][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.554261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.554300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.554346][ T32] r4:85464200 [ 1336.554675][ T32] INFO: task kworker/1:677:4974 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.554719][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.554861][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.554913][ T32] Call trace: [ 1336.554971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.555048][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.555076][ T32] r4:00000000 [ 1336.555121][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.555164][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.555200][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.555257][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.555286][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.555311][ T32] r5:800b0013 r4:80239bb0 [ 1336.555331][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.555372][ T32] r4:82ac21e4 [ 1336.555393][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.555460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.555500][ T32] r4:e0585dc0 [ 1336.555549][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.555596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.555620][ T32] r4:00000000 [ 1336.555664][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.555732][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.555789][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.555863][ T32] r5:00001000 r4:dfbdd000 [ 1336.555890][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.556083][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.556159][ T32] r5:84be838c r4:84be8000 [ 1336.556182][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.556229][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.556250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1336.556434][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1336.557028][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.557485][ T32] r4:85384800 ** 4 printk messages dropped ** [ 1336.557795][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 ** 7 printk messages dropped ** [ 1336.558130][ T32] r9:83018205 r8:85384800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 ** 4 printk messages dropped ** [ 1336.576812][ T32] r5:853c338c r4:853c3000 ** 1 printk messages dropped ** [ 1336.576889][ T32] r7:ddde2d80 r6:83018200 r5:853c338c r4:85465280 ** 4 printk messages dropped ** [ 1336.577081][ T32] r10:00000000 r9:85465280 r8:80287e08 r7:eb4a5e60 r6:85465400 r5:85384800 ** 10 printk messages dropped ** [ 1336.578001][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.584185][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 7 printk messages dropped ** [ 1336.584476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1336.584861][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1336.585140][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1336.585501][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.585939][ T32] r4:85385400 ** 5 printk messages dropped ** [ 1336.586263][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.586449][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.586811][ T32] r5:853c3f8c r4:853c3c00 [ 1336.586852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.586901][ T32] r7:ddde2d80 r6:83018200 r5:853c3f8c r4:85465480 [ 1336.586923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.586969][ T32] r10:61c88647 r9:85385400 r8:854654ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.587005][ T32] r4:85465480 [ 1336.587028][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.587073][ T32] r10:00000000 r9:85465480 r8:80287e08 r7:eb4a5e60 r6:85465580 r5:85385400 [ 1336.587120][ T32] r4:00000001 [ 1336.587147][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.587185][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1336.587212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.587253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.587306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.587347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.587370][ T32] r4:85464740 [ 1336.587836][ T32] INFO: task kworker/1:679:4978 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.587902][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.587991][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.588061][ T32] Call trace: [ 1336.588095][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.588170][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.588254][ T32] r4:00000000 [ 1336.596760][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.596861][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.596897][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.596928][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.596991][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.597024][ T32] r5:800b0013 r4:80239bb0 [ 1336.597046][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.597099][ T32] r4:82ac21e4 [ 1336.597119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.597188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.597217][ T32] r4:e0585dc0 [ 1336.597237][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.597279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.597326][ T32] r4:00000000 [ 1336.597350][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.597404][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.597428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.597524][ T32] r5:00001000 r4:dfbdd000 [ 1336.597555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.597602][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.597646][ T32] r5:84be838c r4:84be8000 [ 1336.597691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.597824][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.597877][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.597930][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.597956][ T32] r4:848ec200 [ 1336.597975][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.598019][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.598042][ T32] r4:00000001 [ 1336.598061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.598121][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.598176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.602572][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.602618][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.602651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.602675][ T32] r4:849b9d40 [ 1336.602714][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.602748][ T32] INFO: task kworker/1:680:4980 blocked for more than 463 seconds. [ 1336.602799][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.602888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.602923][ T32] task:kworker/1:680 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.602986][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.603070][ T32] Call trace: [ 1336.603139][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.603198][ T32] r10:8291a684 r9:eb4c1d84 r8:00000002 r7:60000113 r6:eb4c1d8c r5:85386000 [ 1336.603247][ T32] r4:85386000 [ 1336.603276][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.603346][ T32] r5:85386000 r4:8291a680 [ 1336.603370][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.603411][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.603464][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c1e08 [ 1336.603491][ T32] r4:00000000 [ 1336.603511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.603546][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.603612][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.603677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464640 [ 1336.603702][ T32] r4:00000000 [ 1336.603723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.603775][ T32] r9:83018205 r8:85386000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1336.604027][ T32] r5:853c3b8c r4:853c3800 [ 1336.604056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.604215][ T32] r4:85465300 ** 6 printk messages dropped ** [ 1336.604451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.605354][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1336.605777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1336.606238][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1336.606560][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1336.607034][ T32] INFO: task kworker/1:681:4982 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1336.607399][ T32] r4:85386c00 ** 3 printk messages dropped ** [ 1336.607556][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.608046][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.621046][ T32] r5:854b4b8c r4:854b4800 ** 3 printk messages dropped ** [ 1336.621295][ T32] r10:61c88647 r9:85386c00 r8:8546552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.621670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.622693][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 2 printk messages dropped ** [ 1336.622854][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.622883][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.622912][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.622939][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.622962][ T32] r5:800b0013 r4:80239bb0 [ 1336.622994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.623042][ T32] r4:82ac21e4 [ 1336.623075][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.623145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.623196][ T32] r4:e0585dc0 [ 1336.623220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.623263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.623285][ T32] r4:00000000 [ 1336.623304][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.623373][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.623402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.623470][ T32] r5:00001000 r4:dfbdd000 [ 1336.623497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.623538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.623610][ T32] r5:84be838c r4:84be8000 [ 1336.623666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.623736][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.623784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.623863][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.623890][ T32] r4:848ec200 [ 1336.623910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.623961][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.623985][ T32] r4:00000001 [ 1336.624031][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.624121][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.624171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.624207][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.624251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.624284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.624350][ T32] r4:849b9d40 [ 1336.624376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.624410][ T32] INFO: task kworker/1:682:4983 blocked for more than 463 seconds. [ 1336.624495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.624550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.624575][ T32] task:kworker/1:682 state:D stack:0 pid:4983 tgid:4983 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.624637][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.624705][ T32] Call trace: [ 1336.624754][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.624816][ T32] r10:8291a684 r9:eb4d5d84 r8:00000002 r7:60000113 r6:eb4d5d8c r5:85388000 [ 1336.624842][ T32] r4:85388000 [ 1336.624863][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.624907][ T32] r5:85388000 r4:8291a680 [ 1336.624927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.624966][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.625024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1336.625135][ T32] r4:00000000 [ 1336.625159][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.625196][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.625230][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.625270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464ac0 [ 1336.625295][ T32] r4:00000000 [ 1336.625314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.625357][ T32] r9:83018205 r8:85388000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1336.625384][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.625428][ T32] r5:00001000 r4:e0473000 [ 1336.625477][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.625523][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.625594][ T32] r5:854b438c r4:854b4000 [ 1336.625618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.625667][ T32] r7:ddde2d80 r6:83018200 r5:854b438c r4:85465700 [ 1336.625716][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.625790][ T32] r10:61c88647 r9:85388000 r8:8546572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.625817][ T32] r4:85465700 [ 1336.625836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.625894][ T32] r10:00000000 r9:85465700 r8:80287e08 r7:eb4cde60 r6:85465780 r5:85388000 [ 1336.625920][ T32] r4:00000001 [ 1336.625970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.626052][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1336.626083][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.626620][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.627087][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 ** 7 printk messages dropped ** [ 1336.627373][ T32] r4:e0585dc0 ** 3 printk messages dropped ** [ 1336.627608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1336.640322][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1336.640556][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1336.640937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1336.641840][ T32] r10:8291a684 r9:eb4e1d84 r8:00000002 r7:60000113 r6:eb4e1d8c r5:85414800 ** 8 printk messages dropped ** [ 1336.642467][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.643183][ T32] r5:00001000 r4:ea92d000 ** 1 printk messages dropped ** [ 1336.643317][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.643405][ T32] r5:854b478c r4:854b4400 [ 1336.643453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.643551][ T32] r7:ddde2d80 r6:83018200 r5:854b478c r4:85465800 [ 1336.643599][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.643695][ T32] r10:61c88647 r9:85414800 r8:8546582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.643806][ T32] r4:85465800 [ 1336.643869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.643973][ T32] r10:00000000 r9:85465800 r8:80287e08 r7:eb4cde60 r6:853f6600 r5:85414800 [ 1336.644042][ T32] r4:00000001 [ 1336.644089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.644188][ T32] Exception stack(0xeb4e1fb0 to 0xeb4e1ff8) [ 1336.644254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.644322][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.644383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.644473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.644631][ T32] r4:85464b40 [ 1336.645347][ T32] INFO: task kworker/1:683:4986 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.645440][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.645585][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.645709][ T32] Call trace: [ 1336.645783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.645887][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.645941][ T32] r4:00000000 [ 1336.645983][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.646101][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.646188][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.646253][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.646309][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.646361][ T32] r5:800b0013 r4:80239bb0 [ 1336.646405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.646491][ T32] r4:82ac21e4 [ 1336.646537][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.646655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.646706][ T32] r4:e0585dc0 [ 1336.646750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.646861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.646913][ T32] r4:00000000 [ 1336.646959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.647054][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.647102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.647187][ T32] r5:00001000 r4:dfbdd000 [ 1336.647286][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.647372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.647462][ T32] r5:84be838c r4:84be8000 [ 1336.647508][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.647603][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.647668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.647797][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.647853][ T32] r4:848ec200 [ 1336.647918][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.648039][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 1 printk messages dropped ** [ 1336.648165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.665600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.666171][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.666527][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.666677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.667041][ T32] r10:61c88647 r9:85388c00 r8:8546592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.667361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.668093][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.673676][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1336.674060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1336.674576][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.674959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.675347][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.675601][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.676179][ T32] r5:00001000 r4:ead61000 ** 1 printk messages dropped ** [ 1336.676241][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.676534][ T32] r10:00000000 r9:85465a00 r8:80287e08 r7:eb4d1e60 r6:85465980 r5:85389800 ** 9 printk messages dropped ** [ 1336.677284][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1336.677941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.677974][ T32] r4:e0585dc0 [ 1336.678017][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.678087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.678119][ T32] r4:00000000 [ 1336.678140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.678212][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.686965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.687110][ T32] r5:00001000 r4:dfbdd000 [ 1336.687161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.687218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.687288][ T32] r5:84be838c r4:84be8000 [ 1336.687312][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.687362][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.687383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.687445][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.687496][ T32] r4:848ec200 [ 1336.687541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.687592][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.687652][ T32] r4:00000001 [ 1336.687705][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.687783][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.687846][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.687877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.687904][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.687952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.687983][ T32] r4:849b9d40 [ 1336.688025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.688058][ T32] INFO: task kworker/1:686:4992 blocked for more than 463 seconds. [ 1336.688110][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.688185][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.688251][ T32] task:kworker/1:686 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.692813][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.692914][ T32] Call trace: [ 1336.692967][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.693025][ T32] r10:8291a684 r9:eb4e5d84 r8:00000002 r7:60000113 r6:eb4e5d8c r5:8538a400 [ 1336.693049][ T32] r4:8538a400 [ 1336.693091][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.693138][ T32] r5:8538a400 r4:8291a680 [ 1336.693182][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.693246][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.693293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 1336.693336][ T32] r4:00000000 [ 1336.693370][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.693414][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.693478][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.693522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478040 [ 1336.693554][ T32] r4:00000000 [ 1336.693577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.693623][ T32] r9:83018205 r8:8538a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.693645][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.693709][ T32] r5:00001000 r4:eae99000 [ 1336.693734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.693782][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.693834][ T32] r5:854b578c r4:854b5400 [ 1336.693857][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.693925][ T32] r7:ddde2d80 r6:83018200 r5:854b578c r4:85465a80 [ 1336.693950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.693997][ T32] r10:61c88647 r9:8538a400 r8:85465aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.694039][ T32] r4:85465a80 [ 1336.694108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.694156][ T32] r10:00000000 r9:85465a80 r8:80287e08 r7:eb4d9e60 r6:85465c00 r5:8538a400 [ 1336.694205][ T32] r4:00000001 [ 1336.694228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.694266][ T32] Exception stack(0xeb4e5fb0 to 0xeb4e5ff8) [ 1336.694311][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.694343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.694369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.694397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.694418][ T32] r4:85446bc0 [ 1336.694984][ T32] INFO: task kworker/1:686:4992 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.695042][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.695102][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.695168][ T32] Call trace: [ 1336.695203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.695255][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.695279][ T32] r4:00000000 [ 1336.695299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.695339][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.695366][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.695395][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.695420][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 1 printk messages dropped ** [ 1336.695500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1336.696117][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1336.696319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.696662][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1336.696892][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.697305][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.697731][ T32] r5:00001000 r4:eafb3000 ** 1 printk messages dropped ** [ 1336.697827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.698041][ T32] r10:61c88647 r9:8538bc00 r8:85465b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.710317][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.711349][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 7 printk messages dropped ** [ 1336.711626][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1336.712281][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1336.712658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1336.713196][ T32] INFO: task kworker/1:688:4997 blocked for more than 463 seconds. ** 1 printk messages dropped ** [ 1336.713339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.713384][ T32] task:kworker/1:688 state:D stack:0 pid:4997 tgid:4997 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.713434][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.713520][ T32] Call trace: [ 1336.713551][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.713617][ T32] r10:8291a684 r9:eb4edd84 r8:00000002 r7:60000113 r6:eb4edd8c r5:8538c800 [ 1336.713648][ T32] r4:8538c800 [ 1336.713669][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.713731][ T32] r5:8538c800 r4:8291a680 [ 1336.713773][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.713839][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.713885][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ede08 [ 1336.713928][ T32] r4:00000000 [ 1336.713952][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.713997][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.714054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.714110][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854782c0 [ 1336.714157][ T32] r4:00000000 [ 1336.714180][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.714225][ T32] r9:83018205 r8:8538c800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1336.714247][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.714304][ T32] r5:00001000 r4:eb007000 [ 1336.714326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.714366][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.714407][ T32] r5:854b5f8c r4:854b5c00 [ 1336.714468][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.714532][ T32] r7:ddde2d80 r6:83018200 r5:854b5f8c r4:85465b80 [ 1336.714556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.714602][ T32] r10:61c88647 r9:8538c800 r8:85465bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.714646][ T32] r4:85465b80 [ 1336.714669][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.714713][ T32] r10:00000000 r9:85465b80 r8:80287e08 r7:eb4e9e60 r6:85465d80 r5:8538c800 [ 1336.714735][ T32] r4:00000001 [ 1336.714760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.714796][ T32] Exception stack(0xeb4edfb0 to 0xeb4edff8) [ 1336.714857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.715009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.715067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.715099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.715122][ T32] r4:85478200 [ 1336.715405][ T32] INFO: task kworker/1:688:4997 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.715446][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.715541][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.715677][ T32] Call trace: [ 1336.715893][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.715981][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.716025][ T32] r4:00000000 [ 1336.716153][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.716206][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.716236][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.716291][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.716455][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.716493][ T32] r5:800b0013 r4:80239bb0 [ 1336.716518][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.716562][ T32] r4:82ac21e4 [ 1336.716674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.716758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.716834][ T32] r4:e0585dc0 [ 1336.716858][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.716928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1336.717379][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1336.717624][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1336.718138][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 9 printk messages dropped ** [ 1336.729258][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.729758][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.729908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.730478][ T32] Exception stack(0xeb4f1fb0 to 0xeb4f1ff8) ** 6 printk messages dropped ** [ 1336.731178][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.731709][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1336.732287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.732584][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1336.732849][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1336.733263][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1336.733486][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.733527][ T32] r5:8538e000 r4:8291a680 [ 1336.733546][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.733583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.733643][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1336.733669][ T32] r4:00000000 [ 1336.733688][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.733723][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.733786][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.733854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478500 [ 1336.733900][ T32] r4:00000000 [ 1336.733964][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.734072][ T32] r9:83018205 r8:8538e000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1336.734098][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.734141][ T32] r5:00001000 r4:eb06f000 [ 1336.734181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.734247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.734318][ T32] r5:854b638c r4:854b6000 [ 1336.734364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.734414][ T32] r7:ddde2d80 r6:83018200 r5:854b638c r4:85442f00 [ 1336.734488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.734588][ T32] r10:61c88647 r9:8538e000 r8:85442f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.734614][ T32] r4:85442f00 [ 1336.734652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.734701][ T32] r10:00000000 r9:85442f00 r8:80287e08 r7:eb4f1e60 r6:85442e00 r5:8538e000 [ 1336.734724][ T32] r4:00000001 [ 1336.734743][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.734784][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1336.734888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.734933][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.734962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.734991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.735035][ T32] r4:854784c0 [ 1336.735309][ T32] INFO: task kworker/1:690:5000 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.735343][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.735398][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.735446][ T32] Call trace: [ 1336.735491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.735545][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.735588][ T32] r4:00000000 [ 1336.735611][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.735651][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.735679][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.735707][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.735732][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.735760][ T32] r5:800b0013 r4:80239bb0 [ 1336.735781][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.735820][ T32] r4:82ac21e4 [ 1336.735839][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.736014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.736093][ T32] r4:e0585dc0 [ 1336.736145][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1336.736278][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1336.736732][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1336.736900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1336.737337][ T32] task:kworker/1:691 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.738013][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.757165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.757318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1336.757685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.764651][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1336.765201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1336.765638][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1336.766166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1336.766672][ T32] INFO: task kworker/1:692:5004 blocked for more than 463 seconds. ** 10 printk messages dropped ** [ 1336.767348][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1336.767999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.768118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.768162][ T32] r5:854b6f8c r4:854b6c00 [ 1336.768205][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.776311][ T32] r7:ddde2d80 r6:83018200 r5:854b6f8c r4:85484080 [ 1336.776358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.776428][ T32] r10:61c88647 r9:8538b000 r8:854840ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.776452][ T32] r4:85484080 [ 1336.776472][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.776560][ T32] r10:00000000 r9:85484080 r8:80287e08 r7:eb4f9e60 r6:85484000 r5:8538b000 [ 1336.776629][ T32] r4:00000001 [ 1336.776656][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.776698][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1336.776783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.776826][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.776853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.776882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.776904][ T32] r4:85478700 [ 1336.777396][ T32] INFO: task kworker/1:692:5004 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.777494][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.777585][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.777715][ T32] Call trace: [ 1336.777751][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.777838][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.777867][ T32] r4:00000000 [ 1336.777888][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.777927][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.777955][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.777983][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.778007][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.778083][ T32] r5:800b0013 r4:80239bb0 [ 1336.778127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.778188][ T32] r4:82ac21e4 [ 1336.783372][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.783500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.783531][ T32] r4:e0585dc0 [ 1336.783572][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.783673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.783725][ T32] r4:00000000 [ 1336.783752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.783827][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.783950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.784061][ T32] r5:00001000 r4:dfbdd000 [ 1336.784089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.784131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.784173][ T32] r5:84be838c r4:84be8000 [ 1336.784266][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.784319][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.784342][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.784412][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.784464][ T32] r4:848ec200 [ 1336.784487][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.784536][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.784579][ T32] r4:00000001 [ 1336.784603][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.784667][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.784701][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.784730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.784757][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.784876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.784903][ T32] r4:849b9d40 [ 1336.785078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.785194][ T32] INFO: task kworker/1:693:5006 blocked for more than 463 seconds. [ 1336.785232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.785259][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.785281][ T32] task:kworker/1:693 state:D stack:0 pid:5006 tgid:5006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.785537][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.785604][ T32] Call trace: [ 1336.785688][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.785780][ T32] r10:8291a684 r9:eb501d84 r8:00000002 r7:60000113 r6:eb501d8c r5:84836c00 [ 1336.785847][ T32] r4:84836c00 [ 1336.785935][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.785987][ T32] r5:84836c00 r4:8291a680 [ 1336.786009][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.786053][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.786096][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb501e08 [ 1336.786129][ T32] r4:00000000 [ 1336.786176][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.786219][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.786481][ T32] r4:00000000 [ 1336.786506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.786577][ T32] r9:83018205 r8:84836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1336.786602][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.786647][ T32] r5:00001000 r4:eb1bb000 [ 1336.786672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.786738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.786848][ T32] r5:854b738c r4:854b7000 [ 1336.786888][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.786939][ T32] r7:ddde2d80 r6:83018200 r5:854b738c r4:85484100 [ 1336.786961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.787008][ T32] r10:61c88647 r9:84836c00 r8:8548412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.787066][ T32] r4:85484100 [ 1336.787188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.787254][ T32] r10:00000000 r9:85484100 r8:80287e08 r7:eb4fde60 r6:85484180 r5:84836c00 [ 1336.787282][ T32] r4:00000001 [ 1336.787307][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.787349][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) [ 1336.787393][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.787557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1336.796701][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 ** 10 printk messages dropped ** [ 1336.797266][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.797681][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1336.798007][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1336.803975][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1336.804585][ T32] r4:85278000 ** 4 printk messages dropped ** [ 1336.804816][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 ** 9 printk messages dropped ** [ 1336.805305][ T32] r5:00001000 r4:eb205000 ** 1 printk messages dropped ** [ 1336.805394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.805687][ T32] r4:85484200 ** 4 printk messages dropped ** [ 1336.805918][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) ** 6 printk messages dropped ** [ 1336.806750][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1336.807693][ T32] r5:800b0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1336.808105][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.819379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.819815][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.819923][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.819957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.820138][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.820170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.820201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.820224][ T32] r4:849b9d40 [ 1336.820248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.820451][ T32] INFO: task kworker/1:695:5009 blocked for more than 463 seconds. [ 1336.820488][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.820515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.820538][ T32] task:kworker/1:695 state:D stack:0 pid:5009 tgid:5009 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.820662][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.820712][ T32] Call trace: [ 1336.820839][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.820894][ T32] r10:8291a684 r9:eb50dd84 r8:00000002 r7:60000013 r6:eb50dd8c r5:85279800 [ 1336.820944][ T32] r4:85279800 [ 1336.820968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.821012][ T32] r5:85279800 r4:8291a680 [ 1336.821033][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.821073][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.821139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1336.821191][ T32] r4:00000000 [ 1336.821214][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.821259][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.821300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.821377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478c40 [ 1336.821449][ T32] r4:00000000 [ 1336.821473][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.821519][ T32] r9:83018205 r8:85279800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1336.821541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.821589][ T32] r5:00001000 r4:eb1cd000 [ 1336.821654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.821709][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.821752][ T32] r5:854b778c r4:854b7400 [ 1336.821778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.821824][ T32] r7:ddde2d80 r6:83018200 r5:854b778c r4:85484380 [ 1336.821851][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.821902][ T32] r10:61c88647 r9:85279800 r8:854843ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.821947][ T32] r4:85484380 [ 1336.822003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.822083][ T32] r10:00000000 r9:85484380 r8:80287e08 r7:eb505e60 r6:85484280 r5:85279800 [ 1336.822210][ T32] r4:00000001 [ 1336.822238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.822309][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 1336.822349][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.822404][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.822436][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.822466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.822487][ T32] r4:85478cc0 [ 1336.822979][ T32] INFO: task kworker/1:695:5009 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.823048][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1336.823401][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1336.823974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1336.824570][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1336.824861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.825406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.825891][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.826284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1336.826665][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.827028][ T32] r4:85484400 ** 4 printk messages dropped ** [ 1336.827189][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) ** 6 printk messages dropped ** [ 1336.827695][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.847963][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1336.848182][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.849124][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.849646][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.850003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.850054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.850081][ T32] task:kworker/1:697 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.850165][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.850240][ T32] Call trace: [ 1336.850277][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.850329][ T32] r10:8291a684 r9:eb51dd84 r8:00000002 r7:60000113 r6:eb51dd8c r5:84af0c00 [ 1336.850374][ T32] r4:84af0c00 [ 1336.850399][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.850471][ T32] r5:84af0c00 r4:8291a680 [ 1336.850611][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.850659][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.850761][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb51de08 [ 1336.850795][ T32] r4:00000000 [ 1336.850845][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.850891][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.850927][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.850970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a1c0 [ 1336.851017][ T32] r4:00000000 [ 1336.851072][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.851128][ T32] r9:83018205 r8:84af0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1336.851176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.851236][ T32] r5:00001000 r4:eb225000 [ 1336.851333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.851403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.851447][ T32] r5:854bc38c r4:854bc000 [ 1336.851467][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.851516][ T32] r7:ddde2d80 r6:83018200 r5:854bc38c r4:85484480 [ 1336.851561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.851639][ T32] r10:61c88647 r9:84af0c00 r8:854844ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.851664][ T32] r4:85484480 [ 1336.851685][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.851731][ T32] r10:00000000 r9:85484480 r8:80287e08 r7:eb505e60 r6:853f6580 r5:84af0c00 [ 1336.851754][ T32] r4:00000001 [ 1336.851806][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.851850][ T32] Exception stack(0xeb51dfb0 to 0xeb51dff8) [ 1336.851879][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.851907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.851935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.852062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.852089][ T32] r4:8548a0c0 [ 1336.852557][ T32] INFO: task kworker/1:697:5014 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.852603][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.852711][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.852795][ T32] Call trace: [ 1336.852854][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.852909][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.853103][ T32] r4:00000000 [ 1336.853229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.853272][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.853326][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.853373][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.853427][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.853454][ T32] r5:800b0013 r4:80239bb0 [ 1336.853475][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.853519][ T32] r4:82ac21e4 [ 1336.853538][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.853647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.853676][ T32] r4:e0585dc0 [ 1336.853697][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.853740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.853763][ T32] r4:00000000 [ 1336.853789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.853839][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.853889][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.853956][ T32] r5:00001000 r4:dfbdd000 [ 1336.854002][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.854099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.854146][ T32] r5:84be838c r4:84be8000 [ 1336.854167][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.854239][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.854264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.854312][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.854334][ T32] r4:848ec200 [ 1336.854411][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.854515][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.854555][ T32] r4:00000001 [ 1336.854597][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.854650][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.854677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.854732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.854776][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.854810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.854869][ T32] r4:849b9d40 [ 1336.854892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.854950][ T32] INFO: task kworker/1:698:5017 blocked for more than 463 seconds. [ 1336.854981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.855035][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.855068][ T32] task:kworker/1:698 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.855179][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.855230][ T32] Call trace: [ 1336.855261][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.855309][ T32] r10:8291a684 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:84af2400 [ 1336.855332][ T32] r4:84af2400 [ 1336.855377][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.855476][ T32] r5:84af2400 r4:8291a680 [ 1336.855526][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.855593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.855670][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1336.855709][ T32] r4:00000000 [ 1336.855732][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.855783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.855831][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.855875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a240 [ 1336.855899][ T32] r4:00000000 [ 1336.855919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.855962][ T32] r9:83018205 r8:84af2400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1336.855983][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.856027][ T32] r5:00001000 r4:eb231000 [ 1336.856048][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.856099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.856144][ T32] r5:854bc78c r4:854bc400 [ 1336.856164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.856222][ T32] r7:ddde2d80 r6:83018200 r5:854bc78c r4:85484580 [ 1336.856246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.856304][ T32] r10:61c88647 r9:84af2400 r8:854845ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.856359][ T32] r4:85484580 [ 1336.856381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.856469][ T32] r10:00000000 r9:85484580 r8:80287e08 r7:eb51de60 r6:853f6700 r5:84af2400 [ 1336.856496][ T32] r4:00000001 [ 1336.856516][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.856574][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1336.856627][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.856681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.856712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.856790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.856819][ T32] r4:8548a180 [ 1336.857074][ T32] INFO: task kworker/1:698:5017 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.857110][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.857181][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.857232][ T32] Call trace: [ 1336.857292][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.857344][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.857367][ T32] r4:00000000 [ 1336.857387][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.857424][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.857478][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.857512][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.857537][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.857577][ T32] r5:800b0013 r4:80239bb0 [ 1336.857600][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.857642][ T32] r4:82ac21e4 [ 1336.857688][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.857746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.857779][ T32] r4:e0585dc0 [ 1336.857801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.857843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.857865][ T32] r4:00000000 [ 1336.857904][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.857960][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.857985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.858054][ T32] r5:00001000 r4:dfbdd000 [ 1336.858078][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.858118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.858207][ T32] r5:84be838c r4:84be8000 [ 1336.873352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.873528][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.873555][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.873677][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.873720][ T32] r4:848ec200 [ 1336.873776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.873834][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.873886][ T32] r4:00000001 [ 1336.873912][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.873984][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.874050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.874085][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.874113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.874167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.874218][ T32] r4:849b9d40 [ 1336.874251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.874295][ T32] INFO: task kworker/1:699:5018 blocked for more than 463 seconds. [ 1336.874338][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.874366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.874398][ T32] task:kworker/1:699 state:D stack:0 pid:5018 tgid:5018 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.874491][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.874552][ T32] Call trace: [ 1336.874588][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.874643][ T32] r10:8291a684 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:84af3c00 ** 1 printk messages dropped ** [ 1336.874715][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1336.874829][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.874890][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.874936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb529e08 [ 1336.874959][ T32] r4:00000000 [ 1336.874979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.875030][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.875079][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.875148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a5c0 [ 1336.875196][ T32] r4:00000000 [ 1336.875219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.875267][ T32] r9:83018205 r8:84af3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1336.875310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.875407][ T32] r5:00001000 r4:eb35d000 [ 1336.875431][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.875477][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.875546][ T32] r5:854bcf8c r4:854bcc00 [ 1336.875595][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.875646][ T32] r7:ddde2d80 r6:83018200 r5:854bcf8c r4:85484500 [ 1336.875740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.875795][ T32] r10:61c88647 r9:84af3c00 r8:8548452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.875818][ T32] r4:85484500 [ 1336.875837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.875881][ T32] r10:00000000 r9:85484500 r8:80287e08 r7:eb525e60 r6:853f6780 r5:84af3c00 [ 1336.875952][ T32] r4:00000001 [ 1336.876078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.876120][ T32] Exception stack(0xeb529fb0 to 0xeb529ff8) [ 1336.876180][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.876219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.876272][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.876304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.876353][ T32] r4:8548a280 [ 1336.876823][ T32] INFO: task kworker/1:699:5018 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.876870][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.876972][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.877074][ T32] Call trace: [ 1336.877114][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.877196][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.877224][ T32] r4:00000000 [ 1336.877419][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.877475][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.877510][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.877554][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.877607][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.877658][ T32] r5:800b0013 r4:80239bb0 [ 1336.877684][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.877728][ T32] r4:82ac21e4 [ 1336.877761][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.877877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.877915][ T32] r4:e0585dc0 [ 1336.877938][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.878035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.878064][ T32] r4:00000000 [ 1336.878085][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.878133][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.878171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.885492][ T32] r5:00001000 r4:dfbdd000 [ 1336.885599][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.885668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.885715][ T32] r5:84be838c r4:84be8000 [ 1336.885790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.885845][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.885867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.885916][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.885939][ T32] r4:848ec200 [ 1336.885985][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.886063][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.886090][ T32] r4:00000001 [ 1336.886110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.886174][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.886209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.886239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.886266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.886295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.886319][ T32] r4:849b9d40 [ 1336.886367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.886400][ T32] INFO: task kworker/1:700:5019 blocked for more than 463 seconds. [ 1336.886437][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.886488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.886517][ T32] task:kworker/1:700 state:D stack:0 pid:5019 tgid:5019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.886573][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.886643][ T32] Call trace: [ 1336.886728][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.886790][ T32] r10:8291a684 r9:eb52dd84 r8:00000002 r7:60000113 r6:eb52dd8c r5:84af4800 [ 1336.886863][ T32] r4:84af4800 [ 1336.886926][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.887001][ T32] r5:84af4800 r4:8291a680 [ 1336.887128][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.887221][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.887272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb52de08 [ 1336.887301][ T32] r4:00000000 [ 1336.887323][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.887358][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.887395][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.887435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a4c0 [ 1336.887483][ T32] r4:00000000 [ 1336.887509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.887572][ T32] r9:83018205 r8:84af4800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1336.887600][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.887644][ T32] r5:00001000 r4:eb257000 [ 1336.887664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.887703][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.887744][ T32] r5:854bcb8c r4:854bc800 [ 1336.887764][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.887819][ T32] r7:ddde2d80 r6:83018200 r5:854bcb8c r4:85484680 [ 1336.887841][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.887887][ T32] r10:61c88647 r9:84af4800 r8:854846ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.887936][ T32] r4:85484680 [ 1336.887959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.888029][ T32] r10:00000000 r9:85484680 r8:80287e08 r7:eb529e60 r6:853f6800 r5:84af4800 [ 1336.888057][ T32] r4:00000001 [ 1336.888076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.888112][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1336.888188][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.896976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.897067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.897104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.897129][ T32] r4:8548a280 [ 1336.897559][ T32] INFO: task kworker/1:700:5019 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.897598][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.897667][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.897725][ T32] Call trace: [ 1336.897795][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.897865][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.897902][ T32] r4:00000000 [ 1336.897926][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.898013][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.898046][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.898075][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.898101][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.898126][ T32] r5:800b0013 r4:80239bb0 [ 1336.898180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.903012][ T32] r4:82ac21e4 [ 1336.903058][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.903120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.903144][ T32] r4:e0585dc0 [ 1336.903189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.903236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.903261][ T32] r4:00000000 [ 1336.903281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.903353][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.903405][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.903455][ T32] r5:00001000 r4:dfbdd000 [ 1336.903476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.903516][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.903577][ T32] r5:84be838c r4:84be8000 [ 1336.903634][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.903702][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.903729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.903784][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.903809][ T32] r4:848ec200 [ 1336.903829][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.903907][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.903967][ T32] r4:00000001 [ 1336.904018][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.904065][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.904095][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.904123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.904149][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.904178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.904201][ T32] r4:849b9d40 [ 1336.904297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.904333][ T32] INFO: task kworker/1:701:5022 blocked for more than 463 seconds. [ 1336.904367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.904392][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.904415][ T32] task:kworker/1:701 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.904471][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.904593][ T32] Call trace: [ 1336.904628][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.904680][ T32] r10:8291a684 r9:eb535d84 r8:00000002 r7:60000013 r6:eb535d8c r5:84af5400 [ 1336.904727][ T32] r4:84af5400 [ 1336.904779][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.904827][ T32] r5:84af5400 r4:8291a680 [ 1336.904849][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.904888][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.904930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 [ 1336.904954][ T32] r4:00000000 [ 1336.905003][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.905060][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.905099][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.905141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a700 [ 1336.905164][ T32] r4:00000000 [ 1336.905206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.905255][ T32] r9:83018205 r8:84af5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1336.905304][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.905435][ T32] r5:00001000 r4:eb531000 [ 1336.905468][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.905528][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.905577][ T32] r5:854bd38c r4:854bd000 [ 1336.905597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.905641][ T32] r7:ddde2d80 r6:83018200 r5:854bd38c r4:85484600 [ 1336.905661][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.905732][ T32] r10:61c88647 r9:84af5400 r8:8548462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.905781][ T32] r4:85484600 [ 1336.905830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.905880][ T32] r10:00000000 r9:85484600 r8:80287e08 r7:eb529e60 r6:853f6880 r5:84af5400 [ 1336.905940][ T32] r4:00000001 [ 1336.905987][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.906029][ T32] Exception stack(0xeb535fb0 to 0xeb535ff8) [ 1336.906057][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.906087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.906113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.906154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.906182][ T32] r4:8548a600 [ 1336.906627][ T32] INFO: task kworker/1:701:5022 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.906687][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.906751][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.906809][ T32] Call trace: [ 1336.906932][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.907003][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.907059][ T32] r4:00000000 [ 1336.907084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.907140][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.907173][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.907203][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.907230][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.907254][ T32] r5:800b0013 r4:80239bb0 [ 1336.907324][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.907370][ T32] r4:82ac21e4 [ 1336.907392][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.907452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.907565][ T32] r4:e0585dc0 [ 1336.907717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.907813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.907845][ T32] r4:00000000 [ 1336.907867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.907916][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.907940][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.907982][ T32] r5:00001000 r4:dfbdd000 [ 1336.908001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.908043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.908084][ T32] r5:84be838c r4:84be8000 [ 1336.908104][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.908149][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.908175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.916224][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.916269][ T32] r4:848ec200 [ 1336.916315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.916385][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.916410][ T32] r4:00000001 [ 1336.916435][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.916501][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.916537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.916567][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.916612][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.916644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.916669][ T32] r4:849b9d40 [ 1336.916693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.916734][ T32] INFO: task kworker/1:702:5023 blocked for more than 463 seconds. [ 1336.916783][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.916886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.916914][ T32] task:kworker/1:702 state:D stack:0 pid:5023 tgid:5023 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.916972][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.917105][ T32] Call trace: [ 1336.917143][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.917196][ T32] r10:8291a684 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:84af6000 [ 1336.917221][ T32] r4:84af6000 [ 1336.917241][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.917312][ T32] r5:84af6000 r4:8291a680 [ 1336.917377][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.917434][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.917481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1336.917530][ T32] r4:00000000 [ 1336.917555][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.917598][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.917664][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.917738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a880 [ 1336.917793][ T32] r4:00000000 [ 1336.917923][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.918027][ T32] r9:83018205 r8:84af6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1336.918057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.918103][ T32] r5:00001000 r4:eb545000 [ 1336.918124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.918174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.925750][ T32] r5:854bd78c r4:854bd400 [ 1336.925891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.926095][ T32] r7:ddde2d80 r6:83018200 r5:854bd78c r4:85484780 [ 1336.926131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.926208][ T32] r10:61c88647 r9:84af6000 r8:854847ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.926237][ T32] r4:85484780 [ 1336.926261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.926310][ T32] r10:00000000 r9:85484780 r8:80287e08 r7:eb535e60 r6:853f6900 r5:84af6000 [ 1336.926335][ T32] r4:00000001 [ 1336.926379][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.926423][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1336.926453][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.926489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.926593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.926629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.926653][ T32] r4:8548a6c0 [ 1336.927120][ T32] INFO: task kworker/1:702:5023 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.927167][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.927239][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.927364][ T32] Call trace: [ 1336.927402][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.927457][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.927482][ T32] r4:00000000 [ 1336.927503][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.927546][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.927581][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.927625][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.927682][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.927710][ T32] r5:800b0013 r4:80239bb0 [ 1336.927737][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.927791][ T32] r4:82ac21e4 [ 1336.927813][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.927862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.927887][ T32] r4:e0585dc0 [ 1336.927961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.928027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.928055][ T32] r4:00000000 [ 1336.928085][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.928160][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.928274][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.934575][ T32] r5:00001000 r4:dfbdd000 [ 1336.934620][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.934683][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.934728][ T32] r5:84be838c r4:84be8000 [ 1336.934749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.934806][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.934866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.934979][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.935009][ T32] r4:848ec200 [ 1336.935035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.935098][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.935212][ T32] r4:00000001 [ 1336.935323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.935379][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.935413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.935468][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.935590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.935642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.935693][ T32] r4:849b9d40 [ 1336.935740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.935785][ T32] INFO: task kworker/1:703:5027 blocked for more than 463 seconds. [ 1336.935821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.935847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.935918][ T32] task:kworker/1:703 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.936048][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.936193][ T32] Call trace: [ 1336.936227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.936281][ T32] r10:8291a684 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:84af3000 [ 1336.936305][ T32] r4:84af3000 [ 1336.936325][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.936397][ T32] r5:84af3000 r4:8291a680 [ 1336.936538][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.936583][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.936651][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1336.936716][ T32] r4:00000000 [ 1336.936839][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.936879][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.936918][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.936959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548aac0 [ 1336.937085][ T32] r4:00000000 [ 1336.937113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.937201][ T32] r9:83018205 r8:84af3000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1336.937227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.937302][ T32] r5:00001000 r4:eb555000 [ 1336.937333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.937375][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.937520][ T32] r5:854bdf8c r4:854bdc00 [ 1336.937544][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.937592][ T32] r7:ddde2d80 r6:83018200 r5:854bdf8c r4:85484880 [ 1336.937643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.937725][ T32] r10:61c88647 r9:84af3000 r8:854848ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.937764][ T32] r4:85484880 [ 1336.937791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.937836][ T32] r10:00000000 r9:85484880 r8:80287e08 r7:eb53de60 r6:853f6980 r5:84af3000 [ 1336.937968][ T32] r4:00000001 [ 1336.937991][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.938029][ T32] Exception stack(0xeb54dfb0 to 0xeb54dff8) [ 1336.938072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.938195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.947290][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.947367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.947398][ T32] r4:8548a640 [ 1336.947834][ T32] INFO: task kworker/1:703:5027 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.947873][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.948068][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.948186][ T32] Call trace: [ 1336.948318][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.951057][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.951095][ T32] r4:00000000 [ 1336.951118][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.951173][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.951204][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.951352][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.951456][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.951484][ T32] r5:800b0013 r4:80239bb0 [ 1336.951509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.951555][ T32] r4:82ac21e4 [ 1336.951574][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.951617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.951640][ T32] r4:e0585dc0 [ 1336.951886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.951934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.951957][ T32] r4:00000000 [ 1336.951978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.952028][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.952096][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.952219][ T32] r5:00001000 r4:dfbdd000 [ 1336.952244][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.952285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.952328][ T32] r5:84be838c r4:84be8000 [ 1336.952421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.952538][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.952656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.952708][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.952732][ T32] r4:848ec200 [ 1336.952787][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.952885][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.952915][ T32] r4:00000001 [ 1336.953002][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.953044][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.953090][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.953166][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.953295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.953329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.953352][ T32] r4:849b9d40 [ 1336.953392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.953427][ T32] INFO: task kworker/1:704:5030 blocked for more than 463 seconds. [ 1336.953461][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.953511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.953566][ T32] task:kworker/1:704 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.953680][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.953786][ T32] Call trace: [ 1336.954091][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.954157][ T32] r10:8291a684 r9:eb509d84 r8:00000002 r7:60000113 r6:eb509d8c r5:8527b000 [ 1336.954276][ T32] r4:8527b000 [ 1336.954386][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.954433][ T32] r5:8527b000 r4:8291a680 [ 1336.954454][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.954494][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.954614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1336.954640][ T32] r4:00000000 [ 1336.954727][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.954851][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.955167][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.955218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a900 [ 1336.955277][ T32] r4:00000000 [ 1336.955302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.955384][ T32] r9:83018205 r8:8527b000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1336.955708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.955763][ T32] r5:00001000 r4:eb54f000 [ 1336.955828][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.955872][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.955916][ T32] r5:854bdb8c r4:854bd800 [ 1336.956013][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.956085][ T32] r7:ddde2d80 r6:83018200 r5:854bdb8c r4:85484900 [ 1336.956112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.956160][ T32] r10:61c88647 r9:8527b000 r8:8548492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.956323][ T32] r4:85484900 [ 1336.956441][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.956493][ T32] r10:00000000 r9:85484900 r8:80287e08 r7:eb54de60 r6:85484700 r5:8527b000 [ 1336.956552][ T32] r4:00000001 [ 1336.956669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.956762][ T32] Exception stack(0xeb509fb0 to 0xeb509ff8) [ 1336.956907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.956943][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.957128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.957249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.957339][ T32] r4:8548a940 [ 1336.957896][ T32] INFO: task kworker/1:704:5030 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1336.957993][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.958162][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.958278][ T32] Call trace: [ 1336.971820][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1336.971906][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1336.971932][ T32] r4:00000000 [ 1336.971953][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.971998][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1336.972110][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1336.972220][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1336.972303][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1336.972450][ T32] r5:800b0013 r4:80239bb0 [ 1336.972477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.972526][ T32] r4:82ac21e4 [ 1336.972571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.972619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1336.972643][ T32] r4:e0585dc0 [ 1336.972680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.972751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1336.972807][ T32] r4:00000000 [ 1336.972832][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.972880][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1336.972902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.972969][ T32] r5:00001000 r4:dfbdd000 [ 1336.972994][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.973039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.973108][ T32] r5:84be838c r4:84be8000 [ 1336.973157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.973216][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1336.973243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.973293][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.973316][ T32] r4:848ec200 [ 1336.973335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1336.973382][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1336.973405][ T32] r4:00000001 [ 1336.973607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.973681][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1336.973710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.973738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.973783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.973829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1336.973883][ T32] r4:849b9d40 [ 1336.973943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.973991][ T32] INFO: task kworker/1:705:5031 blocked for more than 463 seconds. [ 1336.974053][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.974098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.974122][ T32] task:kworker/1:705 state:D stack:0 pid:5031 tgid:5031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.974179][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.974305][ T32] Call trace: [ 1336.974441][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.974492][ T32] r10:8291a684 r9:eb515d84 r8:00000002 r7:60000013 r6:eb515d8c r5:8527bc00 [ 1336.974516][ T32] r4:8527bc00 [ 1336.974549][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.974595][ T32] r5:8527bc00 r4:8291a680 [ 1336.974615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.974654][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.974720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1336.974778][ T32] r4:00000000 [ 1336.974803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.974878][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.974942][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.974987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548acc0 [ 1336.975063][ T32] r4:00000000 [ 1336.975189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.975302][ T32] r9:83018205 r8:8527bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1336.975334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.975382][ T32] r5:00001000 r4:eb563000 [ 1336.975403][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.975504][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.975618][ T32] r5:854be38c r4:854be000 ** 5 printk messages dropped ** [ 1336.975826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1336.976797][ T32] Call trace: ** 8 printk messages dropped ** [ 1336.977228][ T32] r5:800b0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1336.977676][ T32] r5:00001000 r4:dfbdd000 ** 11 printk messages dropped ** [ 1336.986469][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.987103][ T32] INFO: task kworker/1:706:5033 blocked for more than 463 seconds. [ 1336.987214][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1336.987244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.987273][ T32] task:kworker/1:706 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.987472][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.987527][ T32] Call trace: [ 1336.987594][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1336.987660][ T32] r10:8291a684 r9:eb559d84 r8:00000002 r7:60000013 r6:eb559d8c r5:8527c800 [ 1336.987687][ T32] r4:8527c800 [ 1336.987731][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1336.987783][ T32] r5:8527c800 r4:8291a680 [ 1336.987830][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.987901][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.987949][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb559e08 [ 1336.987973][ T32] r4:00000000 [ 1336.988095][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1336.988250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1336.993930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1336.994026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a040 [ 1336.994091][ T32] r4:00000000 [ 1336.994119][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1336.994203][ T32] r9:83018205 r8:8527c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1336.994232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1336.994305][ T32] r5:00001000 r4:eb57d000 [ 1336.994330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1336.994372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.994440][ T32] r5:854bef8c r4:854bec00 [ 1336.994465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1336.994528][ T32] r7:ddde2d80 r6:83018200 r5:854bef8c r4:85484a00 [ 1336.994578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1336.994629][ T32] r10:61c88647 r9:8527c800 r8:85484a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1336.995001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1336.996096][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 ** 16 printk messages dropped ** [ 1336.996778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1336.997475][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 11 printk messages dropped ** [ 1336.997973][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 ** 11 printk messages dropped ** [ 1337.008073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1337.009207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1337.010331][ T32] r5:800b0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1337.011003][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1337.011824][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 10 printk messages dropped ** [ 1337.012360][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.012429][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1337.012479][ T32] r4:00000000 [ 1337.012527][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.012565][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.012602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.012642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85478b80 [ 1337.012664][ T32] r4:00000000 [ 1337.012707][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.012756][ T32] r9:83018205 r8:8527e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1337.012787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.012832][ T32] r5:00001000 r4:eb577000 [ 1337.012864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.012931][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.012979][ T32] r5:854beb8c r4:854be800 [ 1337.013049][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.013099][ T32] r7:ddde2d80 r6:83018200 r5:854beb8c r4:85484b00 [ 1337.013122][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.013169][ T32] r10:61c88647 r9:8527e000 r8:85484b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.013191][ T32] r4:85484b00 [ 1337.013210][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.013254][ T32] r10:00000000 r9:85484b00 r8:80287e08 r7:eb559e60 r6:85484d80 r5:8527e000 [ 1337.013277][ T32] r4:00000001 [ 1337.013320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.013375][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1337.013416][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.013528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 17 printk messages dropped ** [ 1337.014601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 15 printk messages dropped ** [ 1337.015368][ T32] r4:848ec200 ** 9 printk messages dropped ** [ 1337.015873][ T32] r4:849b9d40 ** 8 printk messages dropped ** [ 1337.016574][ T32] r10:8291a684 r9:eb581d84 r8:00000002 r7:60000113 r6:eb581d8c r5:8527ec00 ** 6 printk messages dropped ** [ 1337.016892][ T32] r4:00000000 [ 1337.016911][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.016946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.016980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.017058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a300 [ 1337.017090][ T32] r4:00000000 [ 1337.017182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.017233][ T32] r9:83018205 r8:8527ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1337.017278][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.017362][ T32] r5:00001000 r4:eb591000 [ 1337.017485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.017558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.017605][ T32] r5:854bf78c r4:854bf400 [ 1337.017647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.017729][ T32] r7:ddde2d80 r6:83018200 r5:854bf78c r4:85484c00 [ 1337.017752][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.017863][ T32] r10:61c88647 r9:8527ec00 r8:85484c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.017915][ T32] r4:85484c00 [ 1337.017949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.017999][ T32] r10:00000000 r9:85484c00 r8:80287e08 r7:eb559e60 r6:85484e00 r5:8527ec00 [ 1337.018031][ T32] r4:00000001 [ 1337.018100][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.018167][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1337.018210][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.034853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.034917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.034960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 13 printk messages dropped ** [ 1337.036353][ T32] r5:800b0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1337.036945][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1337.037577][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1337.047633][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1337.048734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.049165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.049714][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) ** 8 printk messages dropped ** [ 1337.050884][ T32] Call trace: ** 8 printk messages dropped ** [ 1337.051335][ T32] r5:800b0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1337.051851][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1337.052123][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.052196][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.052249][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.052278][ T32] r4:848ec200 [ 1337.052327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.052376][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.052424][ T32] r4:00000001 [ 1337.052448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.052487][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.052514][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.052568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.052600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.052630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.052677][ T32] r4:849b9d40 [ 1337.052703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.052788][ T32] INFO: task kworker/1:711:5042 blocked for more than 463 seconds. [ 1337.052853][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.052895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.052925][ T32] task:kworker/1:711 state:D stack:0 pid:5042 tgid:5042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.053002][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.053058][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.053371][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1337.054152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1337.054657][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) ** 13 printk messages dropped ** [ 1337.055747][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 10 printk messages dropped ** [ 1337.056467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 13 printk messages dropped ** [ 1337.057156][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 15 printk messages dropped ** [ 1337.057865][ T32] Call trace: ** 10 printk messages dropped ** [ 1337.072438][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.072554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.072638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549a780 [ 1337.072678][ T32] r4:00000000 [ 1337.072703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.072797][ T32] r9:83018205 r8:854e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1337.072872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.072995][ T32] r5:00001000 r4:eb5b3000 [ 1337.073026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.073126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.073173][ T32] r5:854c438c r4:854c4000 [ 1337.073196][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.073271][ T32] r7:ddde2d80 r6:83018200 r5:854c438c r4:854a1080 [ 1337.073478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.073599][ T32] r10:61c88647 r9:854e8000 r8:854a10ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.073655][ T32] r4:854a1080 [ 1337.073715][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.073769][ T32] r10:00000000 r9:854a1080 r8:80287e08 r7:eb561e60 r6:854a1000 r5:854e8000 [ 1337.073809][ T32] r4:00000001 [ 1337.073878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.073976][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1337.074051][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.074130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.074163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.074264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.074322][ T32] r4:8549a4c0 [ 1337.074832][ T32] INFO: task kworker/1:712:5045 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.074885][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.074968][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.075184][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.075448][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1337.076373][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 12 printk messages dropped ** [ 1337.077163][ T32] r4:849b9d40 ** 8 printk messages dropped ** [ 1337.077680][ T32] r10:8291a684 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:854e8c00 ** 15 printk messages dropped ** [ 1337.091693][ T32] r5:00001000 r4:eb5a5000 ** 5 printk messages dropped ** [ 1337.091978][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1337.093424][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.094430][ T32] r4:e0585dc0 [ 1337.094456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.094499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.094521][ T32] r4:00000000 [ 1337.094540][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.094585][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.094607][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.094648][ T32] r5:00001000 r4:dfbdd000 [ 1337.094742][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.094801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.094892][ T32] r5:84be838c r4:84be8000 [ 1337.094939][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.094992][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.095014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.095139][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.095167][ T32] r4:848ec200 [ 1337.095188][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.095262][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.095327][ T32] r4:00000001 [ 1337.095476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.095519][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.095547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.095575][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.095600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.095654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.095701][ T32] r4:849b9d40 [ 1337.095778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.095881][ T32] INFO: task kworker/1:714:5049 blocked for more than 463 seconds. ** 11 printk messages dropped ** [ 1337.096633][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1337.097201][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1337.097874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1337.112646][ T32] r5:800b0013 r4:80239bb0 ** 13 printk messages dropped ** [ 1337.113393][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1337.114647][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 14 printk messages dropped ** [ 1337.115850][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.116573][ T32] r5:854c478c r4:854c4400 [ 1337.116619][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.116668][ T32] r7:ddde2d80 r6:83018200 r5:854c478c r4:854a1300 [ 1337.116790][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.116843][ T32] r10:61c88647 r9:854eb000 r8:854a132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.116866][ T32] r4:854a1300 [ 1337.116938][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.117062][ T32] r10:00000000 r9:854a1300 r8:80287e08 r7:eb5b1e60 r6:854a1400 r5:854eb000 [ 1337.117261][ T32] r4:00000001 [ 1337.117284][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.117320][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1337.117352][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.117383][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.117463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.117572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.117597][ T32] r4:8549a9c0 [ 1337.118137][ T32] INFO: task kworker/1:715:5052 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 10 printk messages dropped ** [ 1337.133023][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 15 printk messages dropped ** [ 1337.134109][ T32] r5:84be838c r4:84be8000 ** 10 printk messages dropped ** [ 1337.134708][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1337.135924][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 ** 11 printk messages dropped ** [ 1337.136390][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1337.136864][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.136989][ T32] r10:00000000 r9:854a1480 r8:80287e08 r7:eb5b1e60 r6:854a1380 r5:854ebc00 [ 1337.137056][ T32] r4:00000001 [ 1337.137086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.137172][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1337.137203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.137232][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.137284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.137316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.137468][ T32] r4:8549a9c0 [ 1337.137962][ T32] INFO: task kworker/1:716:5053 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.138003][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.138151][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.150443][ T32] Call trace: [ 1337.150507][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.150586][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.150612][ T32] r4:00000000 [ 1337.150634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.150677][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.150709][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.150738][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 10 printk messages dropped ** [ 1337.151318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 13 printk messages dropped ** [ 1337.152540][ T32] r4:00000001 [ 1337.152607][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.152722][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.152753][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.152789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.152843][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.152881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.152930][ T32] r4:849b9d40 [ 1337.152957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.153026][ T32] INFO: task kworker/1:717:5054 blocked for more than 463 seconds. [ 1337.153066][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.153092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.153130][ T32] task:kworker/1:717 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.153191][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.153253][ T32] Call trace: [ 1337.153385][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1337.154190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ad40 ** 6 printk messages dropped ** [ 1337.154526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1337.155233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1337.156467][ T32] r5:800b0013 r4:80239bb0 ** 11 printk messages dropped ** [ 1337.157223][ T32] r5:00001000 r4:dfbdd000 ** 9 printk messages dropped ** [ 1337.157815][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 11 printk messages dropped ** [ 1337.169726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.169753][ T32] task:kworker/1:718 state:D stack:0 pid:5057 tgid:5057 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.169831][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.169928][ T32] Call trace: [ 1337.170125][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.170235][ T32] r10:8291a684 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:854ee000 [ 1337.170340][ T32] r4:854ee000 [ 1337.170365][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.170417][ T32] r5:854ee000 r4:8291a680 [ 1337.170466][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.170511][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.170566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5dde08 [ 1337.170605][ T32] r4:00000000 [ 1337.170629][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.170701][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.170811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.170883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9040 [ 1337.170907][ T32] r4:00000000 [ 1337.170952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.171005][ T32] r9:83018205 r8:854ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1337.171028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.171072][ T32] r5:00001000 r4:eb5e5000 [ 1337.171117][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.171285][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.171406][ T32] r5:854c578c r4:854c5400 [ 1337.171438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.171515][ T32] r7:ddde2d80 r6:83018200 r5:854c578c r4:854a1580 [ 1337.171542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.171622][ T32] r10:61c88647 r9:854ee000 r8:854a15ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.171650][ T32] r4:854a1580 [ 1337.171696][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.171765][ T32] r10:00000000 r9:854a1580 r8:80287e08 r7:eb5d1e60 r6:854a1780 r5:854ee000 [ 1337.171825][ T32] r4:00000001 [ 1337.171850][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.171901][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1337.171957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.171990][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.172016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.172070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.172109][ T32] r4:8549ab40 [ 1337.172555][ T32] INFO: task kworker/1:718:5057 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.172594][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.172777][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.172972][ T32] Call trace: [ 1337.173009][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.173063][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.173124][ T32] r4:00000000 [ 1337.173172][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.173240][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.173320][ T32] 5d20: 81326000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.173381][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.173456][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.173488][ T32] r5:800b0013 r4:80239bb0 [ 1337.173509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.173602][ T32] r4:82ac21e4 [ 1337.173641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.173712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.173830][ T32] r4:e0585dc0 [ 1337.173859][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.173904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.173944][ T32] r4:00000000 [ 1337.173992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.174044][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.174067][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.174111][ T32] r5:00001000 r4:dfbdd000 [ 1337.174218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.174264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.174336][ T32] r5:84be838c r4:84be8000 [ 1337.174361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.174447][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.174473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1337.174558][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1337.174742][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.175086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.175356][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.175669][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1337.175955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.176171][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.176698][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.176934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.177833][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1337.376972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1337.377332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.377640][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 11 printk messages dropped ** [ 1337.378141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1337.388913][ T32] r4:854f0000 ** 3 printk messages dropped ** [ 1337.389036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1337.389188][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1337.389419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.389560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.389691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.390050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.390666][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.390767][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.390842][ T32] Call trace: [ 1337.390880][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.390934][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.390977][ T32] r4:00000000 [ 1337.391000][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.391042][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.391107][ T32] 5d20: 86799000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.391151][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.391180][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.391218][ T32] r5:800b0013 r4:80239bb0 [ 1337.391305][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.391376][ T32] r4:82ac21e4 [ 1337.391400][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.391463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.391489][ T32] r4:e0585dc0 [ 1337.391509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.391550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.391592][ T32] r4:00000000 [ 1337.391621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.391667][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.391745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.391816][ T32] r5:00001000 r4:dfbdd000 [ 1337.391840][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.391912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.391965][ T32] r5:84be838c r4:84be8000 [ 1337.391986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.392034][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.392055][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.392101][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.392144][ T32] r4:848ec200 [ 1337.392189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.392277][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.392303][ T32] r4:00000001 [ 1337.392348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.392410][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.392440][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.392510][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.392540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.392569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.392592][ T32] r4:849b9d40 [ 1337.392613][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.392641][ T32] INFO: task kworker/1:721:5063 blocked for more than 463 seconds. [ 1337.392684][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.392714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.392736][ T32] task:kworker/1:721 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.392821][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.392914][ T32] Call trace: [ 1337.393018][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.393068][ T32] r10:8291a684 r9:eb605d84 r8:00000002 r7:60000013 r6:eb605d8c r5:854f0c00 [ 1337.393091][ T32] r4:854f0c00 [ 1337.393111][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.393164][ T32] r5:854f0c00 r4:8291a680 [ 1337.393187][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.393226][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.393298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1337.393325][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.393401][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1337.393840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.393893][ T32] r5:854c5f8c r4:854c5c00 ** 3 printk messages dropped ** [ 1337.394074][ T32] r10:61c88647 r9:854f0c00 r8:854a19ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.394638][ T32] r4:854a90c0 ** 3 printk messages dropped ** [ 1337.395283][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.395588][ T32] 5d20: 86799000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1337.396062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1337.396505][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1337.396706][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1337.396957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.397368][ T32] r10:8291a684 r9:eb615d84 r8:00000002 r7:60000013 r6:eb615d8c r5:854f2400 ** 9 printk messages dropped ** [ 1337.397789][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1337.398068][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.418889][ T32] r10:61c88647 r9:854f2400 r8:853f6b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1337.419274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.420226][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1337.420445][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.420610][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.420859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.420905][ T32] r5:84be838c r4:84be8000 [ 1337.420977][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.421034][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.421077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.421134][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.421179][ T32] r4:848ec200 [ 1337.421226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.421275][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.421301][ T32] r4:00000001 [ 1337.421327][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.421364][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.421391][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.421440][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.421472][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.421501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.421523][ T32] r4:849b9d40 [ 1337.421543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.421572][ T32] INFO: task kworker/0:246:5066 blocked for more than 463 seconds. [ 1337.421628][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.421662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.421683][ T32] task:kworker/0:246 state:D stack:0 pid:5066 tgid:5066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.421747][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.421801][ T32] Call trace: [ 1337.421859][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.421908][ T32] r10:8291a684 r9:eb621d84 r8:00000002 r7:60000013 r6:eb621d8c r5:854f3c00 [ 1337.421931][ T32] r4:854f3c00 [ 1337.421973][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.422025][ T32] r5:854f3c00 r4:8291a680 [ 1337.422045][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.422083][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.422166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1337.422212][ T32] r4:00000000 [ 1337.422234][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.422270][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.422331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.422375][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549e940 [ 1337.422420][ T32] r4:00000000 [ 1337.422471][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.422530][ T32] r9:83018005 r8:854f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1337.422555][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.422608][ T32] r5:00001000 r4:eb623000 [ 1337.422641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.422693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.422738][ T32] r5:853e0f8c r4:853e0c00 [ 1337.422769][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.422867][ T32] r7:dddced80 r6:83018000 r5:853e0f8c r4:853f6a80 [ 1337.422919][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.422970][ T32] r10:61c88647 r9:854f3c00 r8:853f6aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.422995][ T32] r4:853f6a80 [ 1337.423042][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.423092][ T32] r10:00000000 r9:853f6a80 r8:80287e08 r7:eb615e60 r6:854a1a80 r5:854f3c00 [ 1337.423115][ T32] r4:00000001 [ 1337.423133][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.423209][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1337.423239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.423288][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.423340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.423389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.423425][ T32] r4:8549e900 [ 1337.423772][ T32] INFO: task kworker/0:246:5066 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.423810][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.423925][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.423978][ T32] Call trace: [ 1337.424072][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.424174][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.424207][ T32] r4:00000000 [ 1337.424227][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.424310][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.424341][ T32] 5d20: 86c2f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.424369][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.424395][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.424419][ T32] r5:800b0013 r4:80239bb0 [ 1337.424458][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.424587][ T32] r4:82ac21e4 [ 1337.424611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.424696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.424722][ T32] r4:e0585dc0 [ 1337.424742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.424792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.424814][ T32] r4:00000000 [ 1337.424855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.424904][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.424926][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.424990][ T32] r5:00001000 r4:dfbdd000 [ 1337.425013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.425071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.425138][ T32] r5:84be838c r4:84be8000 [ 1337.425191][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.425263][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.425322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.425396][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.425453][ T32] r4:848ec200 [ 1337.425503][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1337.425902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1337.426415][ T32] r4:854f1800 ** 3 printk messages dropped ** [ 1337.426575][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.427089][ T32] r5:00001000 r4:eb09d000 ** 1 printk messages dropped ** [ 1337.427210][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1337.427502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1337.427865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.427887][ T32] r4:8549ea40 [ 1337.458664][ T32] INFO: task kworker/0:247:5068 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.458784][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.458904][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.458969][ T32] Call trace: [ 1337.459028][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.459089][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.459156][ T32] r4:00000000 [ 1337.459182][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.459246][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.459303][ T32] 5d20: 87306000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.459335][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.459381][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.459438][ T32] r5:800b0013 r4:80239bb0 [ 1337.459462][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.459526][ T32] r4:82ac21e4 [ 1337.459560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.459642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.459684][ T32] r4:e0585dc0 [ 1337.459727][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.459784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.459807][ T32] r4:00000000 [ 1337.459828][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.459875][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.459896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.459938][ T32] r5:00001000 r4:dfbdd000 [ 1337.460001][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.460050][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.460093][ T32] r5:84be838c r4:84be8000 [ 1337.460113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.460180][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.460231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.460305][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.460353][ T32] r4:848ec200 [ 1337.460376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.460424][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.460446][ T32] r4:00000001 [ 1337.460486][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.460545][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.460594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.460625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.460651][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.460688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.460735][ T32] r4:849b9d40 ** 1 printk messages dropped ** [ 1337.460801][ T32] INFO: task kworker/1:722:5071 blocked for more than 463 seconds. ** 10 printk messages dropped ** [ 1337.461256][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1337.461832][ T32] r5:00001000 r4:e044b000 ** 1 printk messages dropped ** [ 1337.461910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.462116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.462443][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) ** 7 printk messages dropped ** [ 1337.463230][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.463380][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.463404][ T32] r4:00000000 [ 1337.463423][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.463461][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.463488][ T32] 5d20: 87306000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.463536][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.463566][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.463590][ T32] r5:800b0013 r4:80239bb0 [ 1337.463619][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.463662][ T32] r4:82ac21e4 [ 1337.463705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.463782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 4 printk messages dropped ** [ 1337.463984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.464470][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.464804][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1337.465177][ T32] r10:8291a684 r9:eb41dd84 r8:00000002 r7:60000113 r6:eb41dd8c r5:854f6000 ** 10 printk messages dropped ** [ 1337.465748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9c80 ** 6 printk messages dropped ** [ 1337.466051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.466305][ T32] r10:61c88647 r9:854f6000 r8:854a1c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.466783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.467626][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 15 printk messages dropped ** [ 1337.491248][ T32] r5:00001000 r4:dfbdd000 ** 11 printk messages dropped ** [ 1337.491752][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1337.492559][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1337.492920][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.492963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.493004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849bff00 [ 1337.493047][ T32] r4:00000000 [ 1337.493073][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.493121][ T32] r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1337.493169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.493235][ T32] r5:00001000 r4:eae0b000 [ 1337.493264][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.493304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.493345][ T32] r5:854c778c r4:854c7400 [ 1337.493364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.493408][ T32] r7:ddde2d80 r6:83018200 r5:854c778c r4:854a1e00 [ 1337.493430][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.493475][ T32] r10:61c88647 r9:854f5400 r8:854a1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.493497][ T32] r4:854a1e00 [ 1337.493516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.493580][ T32] r10:00000000 r9:854a1e00 r8:80287e08 r7:eb5e9e60 r6:854a1f00 r5:854f5400 [ 1337.493620][ T32] r4:00000001 [ 1337.493648][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.493693][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1337.493720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.493747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.493779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.493808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.493851][ T32] r4:854a9cc0 [ 1337.494284][ T32] INFO: task kworker/1:724:5076 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.494319][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.494416][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.494490][ T32] Call trace: [ 1337.494545][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.494602][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.494640][ T32] r4:00000000 [ 1337.494664][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.494725][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.494779][ T32] 5d20: 8776c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.494846][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.494886][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.494911][ T32] r5:800b0013 r4:80239bb0 [ 1337.494932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.495074][ T32] r4:82ac21e4 [ 1337.495101][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.495167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.495194][ T32] r4:e0585dc0 [ 1337.495226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.495293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.495323][ T32] r4:00000000 [ 1337.495344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.495389][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.495411][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.495458][ T32] r5:00001000 r4:dfbdd000 [ 1337.495479][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.495531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.495616][ T32] r5:84be838c r4:84be8000 [ 1337.495638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.495750][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.495783][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.495831][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.495854][ T32] r4:848ec200 [ 1337.495907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.495989][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1337.496227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.496712][ T32] r10:8291a684 r9:eb5bdd84 r8:00000002 r7:60000113 r6:eb5bdd8c r5:854f6c00 ** 8 printk messages dropped ** [ 1337.497103][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1337.497383][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.497506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1337.497813][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.498075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.518186][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 1 printk messages dropped ** [ 1337.518303][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.518793][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.518890][ T32] r5:800b0013 r4:80239bb0 [ 1337.518920][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.518988][ T32] r4:82ac21e4 [ 1337.519040][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.519087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.519111][ T32] r4:e0585dc0 [ 1337.519161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.519211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.519234][ T32] r4:00000000 [ 1337.519254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.519299][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.519321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.519365][ T32] r5:00001000 r4:dfbdd000 [ 1337.519429][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.519473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.519515][ T32] r5:84be838c r4:84be8000 [ 1337.519557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.519608][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.519650][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.519701][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.519790][ T32] r4:848ec200 [ 1337.519820][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.519867][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.519910][ T32] r4:00000001 [ 1337.519934][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.519996][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.520048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.520088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.520115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.520163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.520189][ T32] r4:849b9d40 [ 1337.520257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.520338][ T32] INFO: task kworker/1:726:5079 blocked for more than 464 seconds. [ 1337.520375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.520421][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.520448][ T32] task:kworker/1:726 state:D stack:0 pid:5079 tgid:5079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.520522][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.520600][ T32] Call trace: [ 1337.520633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.520685][ T32] r10:8291a684 r9:eb635d84 r8:00000002 r7:60000113 r6:eb635d8c r5:84af6c00 [ 1337.520708][ T32] r4:84af6c00 [ 1337.520738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.520791][ T32] r5:84af6c00 r4:8291a680 [ 1337.520834][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.520879][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1337.521010][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.521201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a9d00 ** 5 printk messages dropped ** [ 1337.521481][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.521524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.521586][ T32] r5:854c738c r4:854c7000 [ 1337.521613][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.521683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.521845][ T32] r10:00000000 r9:854a1c80 r8:80287e08 r7:eb631e60 r6:853f6c80 r5:84af6c00 ** 4 printk messages dropped ** [ 1337.522050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.522155][ T32] r4:854a9f80 ** 2 printk messages dropped ** [ 1337.522677][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.522898][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 3 printk messages dropped ** [ 1337.523079][ T32] 5d20: 87c06000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1337.523313][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1337.523474][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1337.523561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 5 printk messages dropped ** [ 1337.523887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.524093][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 3 printk messages dropped ** [ 1337.524283][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1337.524422][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1337.524529][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.524582][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.524654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.524689][ T32] r4:849b9d40 [ 1337.524713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.524738][ T32] INFO: task kworker/1:727:5082 blocked for more than 464 seconds. [ 1337.524790][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.524822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.524843][ T32] task:kworker/1:727 state:D stack:0 pid:5082 tgid:5082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.524892][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.524933][ T32] Call trace: [ 1337.525105][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.525202][ T32] r10:8291a684 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:85415400 [ 1337.525234][ T32] r4:85415400 [ 1337.525254][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.525341][ T32] r5:85415400 r4:8291a680 [ 1337.525387][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.525441][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.525485][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1337.525514][ T32] r4:00000000 [ 1337.525562][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.525611][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.525645][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.525710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6040 [ 1337.525757][ T32] r4:00000000 [ 1337.525786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.525831][ T32] r9:83018205 r8:85415400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1337.525871][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.525950][ T32] r5:00001000 r4:eaec3000 [ 1337.525993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.526037][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.526100][ T32] r5:854c7b8c r4:854c7800 [ 1337.526151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.526205][ T32] r7:ddde2d80 r6:83018200 r5:854c7b8c r4:854a4080 [ 1337.526238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.526288][ T32] r10:61c88647 r9:85415400 r8:854a40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.526311][ T32] r4:854a4080 [ 1337.526329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.526373][ T32] r10:00000000 r9:854a4080 r8:80287e08 r7:eb631e60 r6:853f6b80 r5:85415400 [ 1337.526417][ T32] r4:00000001 [ 1337.526439][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.526475][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1337.526544][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.526581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.526629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.526680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.526726][ T32] r4:854a6080 [ 1337.526991][ T32] INFO: task kworker/1:727:5082 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.527029][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.527115][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.527184][ T32] Call trace: [ 1337.527240][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.527303][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.527326][ T32] r4:00000000 [ 1337.527346][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.527383][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.527410][ T32] 5d20: 87c06000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.527462][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.527496][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.527540][ T32] r5:800b0013 r4:80239bb0 [ 1337.527584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.527633][ T32] r4:82ac21e4 [ 1337.527654][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.527695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.527719][ T32] r4:e0585dc0 [ 1337.527738][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.527785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.527807][ T32] r4:00000000 [ 1337.527826][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.527870][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.527891][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.527932][ T32] r5:00001000 r4:dfbdd000 [ 1337.527951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.527989][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.528038][ T32] r5:84be838c r4:84be8000 [ 1337.528082][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.528131][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.528152][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.528198][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.528296][ T32] r4:848ec200 [ 1337.558948][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.559051][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.559079][ T32] r4:00000001 [ 1337.559143][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.559211][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.559257][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.559286][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.559312][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.559358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.559384][ T32] r4:849b9d40 [ 1337.559408][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.559441][ T32] INFO: task kworker/1:728:5084 blocked for more than 464 seconds. [ 1337.559474][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.559500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.559524][ T32] task:kworker/1:728 state:D stack:0 pid:5084 tgid:5084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.559607][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.559655][ T32] Call trace: [ 1337.559704][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.559772][ T32] r10:8291a684 r9:eb649d84 r8:00000002 r7:60000113 r6:eb649d8c r5:848a0c00 [ 1337.559796][ T32] r4:848a0c00 [ 1337.559817][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.559860][ T32] r5:848a0c00 r4:8291a680 [ 1337.559880][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.559919][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.559982][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb649e08 [ 1337.560031][ T32] r4:00000000 [ 1337.560055][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.560101][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.560162][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.560208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6700 [ 1337.560232][ T32] r4:00000000 [ 1337.560252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.560298][ T32] r9:83018205 r8:848a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1337.560341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.560409][ T32] r5:00001000 r4:eb0e7000 [ 1337.560433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.560473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.560541][ T32] r5:854d0f8c r4:854d0c00 [ 1337.560567][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.560636][ T32] r7:ddde2d80 r6:83018200 r5:854d0f8c r4:854a4100 [ 1337.560670][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.560742][ T32] r10:61c88647 r9:848a0c00 r8:854a412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.560777][ T32] r4:854a4100 [ 1337.560797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.560842][ T32] r10:00000000 r9:854a4100 r8:80287e08 r7:eb641e60 r6:853f6a00 r5:848a0c00 [ 1337.560866][ T32] r4:00000001 [ 1337.560906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.560945][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) [ 1337.560972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.560999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.561024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.561101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.561134][ T32] r4:854a6080 [ 1337.561573][ T32] INFO: task kworker/1:728:5084 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.561609][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.561664][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.561730][ T32] Call trace: [ 1337.561795][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.561847][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.561898][ T32] r4:00000000 [ 1337.561928][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.561989][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.562044][ T32] 5d20: 88255000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.562097][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.562180][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.562207][ T32] r5:800b0013 r4:80239bb0 [ 1337.562237][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.562283][ T32] r4:82ac21e4 [ 1337.562324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.562392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.562428][ T32] r4:e0585dc0 [ 1337.562448][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.562506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.562553][ T32] r4:00000000 [ 1337.562576][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.562647][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.562693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.562770][ T32] r5:00001000 r4:dfbdd000 [ 1337.562806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.562886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.562929][ T32] r5:84be838c r4:84be8000 [ 1337.562971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.563026][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.563049][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.563095][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.563149][ T32] r4:848ec200 [ 1337.563189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.563239][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.563262][ T32] r4:00000001 [ 1337.563280][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.563315][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.563361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.563419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.563449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.563513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.563560][ T32] r4:849b9d40 [ 1337.563583][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.563661][ T32] INFO: task kworker/1:729:5085 blocked for more than 464 seconds. [ 1337.563698][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.563750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.563780][ T32] task:kworker/1:729 state:D stack:0 pid:5085 tgid:5085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.563826][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.563896][ T32] Call trace: [ 1337.563930][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.563988][ T32] r10:8291a684 r9:eb64dd84 r8:00000002 r7:60000113 r6:eb64dd8c r5:848a1800 [ 1337.564047][ T32] r4:848a1800 [ 1337.564072][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.564150][ T32] r5:848a1800 r4:8291a680 [ 1337.564182][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.564223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.564266][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 [ 1337.564288][ T32] r4:00000000 [ 1337.564306][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.564354][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.564392][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.564433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6240 [ 1337.564499][ T32] r4:00000000 [ 1337.564532][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.564577][ T32] r9:83018205 r8:848a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.564599][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.564639][ T32] r5:00001000 r4:eaee5000 [ 1337.564681][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.564730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.564799][ T32] r5:854c7f8c r4:854c7c00 [ 1337.564823][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.564886][ T32] r7:ddde2d80 r6:83018200 r5:854c7f8c r4:854a4180 [ 1337.564910][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.564957][ T32] r10:61c88647 r9:848a1800 r8:854a41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.564979][ T32] r4:854a4180 [ 1337.564998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.565042][ T32] r10:00000000 r9:854a4180 r8:80287e08 r7:eb649e60 r6:853f6d00 r5:848a1800 [ 1337.565072][ T32] r4:00000001 [ 1337.565094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.565131][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) [ 1337.565180][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.565212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.565240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.565278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.565312][ T32] r4:854a6080 [ 1337.565692][ T32] INFO: task kworker/1:729:5085 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.565736][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.565799][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.565844][ T32] Call trace: [ 1337.565873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.565933][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.565989][ T32] r4:00000000 [ 1337.566046][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.566091][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.566164][ T32] 5d20: 88255000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.566210][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.566236][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.566262][ T32] r5:800b0013 r4:80239bb0 [ 1337.566283][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.566326][ T32] r4:82ac21e4 [ 1337.566345][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.566388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.566411][ T32] r4:e0585dc0 [ 1337.566431][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.566493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.566522][ T32] r4:00000000 [ 1337.566542][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.566588][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.566610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.566650][ T32] r5:00001000 r4:dfbdd000 [ 1337.566679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.566721][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.566798][ T32] r5:84be838c r4:84be8000 [ 1337.566928][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.567014][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.567076][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.567127][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.567150][ T32] r4:848ec200 [ 1337.567189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.567271][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.567302][ T32] r4:00000001 [ 1337.567346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.567384][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.567411][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.567439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.567486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.567523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.567547][ T32] r4:849b9d40 [ 1337.567567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.567593][ T32] INFO: task kworker/1:730:5088 blocked for more than 464 seconds. [ 1337.567620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.567642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.567663][ T32] task:kworker/1:730 state:D stack:0 pid:5088 tgid:5088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.567720][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.567771][ T32] Call trace: [ 1337.567803][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.567871][ T32] r10:8291a684 r9:eb659d84 r8:00000002 r7:60000113 r6:eb659d8c r5:848a0000 [ 1337.567897][ T32] r4:848a0000 [ 1337.567930][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.567981][ T32] r5:848a0000 r4:8291a680 [ 1337.568002][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.568066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.568117][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1337.568141][ T32] r4:00000000 [ 1337.568160][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.568194][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.568276][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.589325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a62c0 [ 1337.589395][ T32] r4:00000000 [ 1337.589424][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.589493][ T32] r9:83018205 r8:848a0000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1337.589554][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.589606][ T32] r5:00001000 r4:eaf1f000 [ 1337.589627][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.589699][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.589746][ T32] r5:854d038c r4:854d0000 [ 1337.589796][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.589847][ T32] r7:ddde2d80 r6:83018200 r5:854d038c r4:854a4000 [ 1337.589870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.589959][ T32] r10:61c88647 r9:848a0000 r8:854a402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.589985][ T32] r4:854a4000 [ 1337.590007][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.590074][ T32] r10:00000000 r9:854a4000 r8:80287e08 r7:eb649e60 r6:853f6d80 r5:848a0000 [ 1337.590105][ T32] r4:00000001 [ 1337.590146][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.590192][ T32] Exception stack(0xeb659fb0 to 0xeb659ff8) [ 1337.590223][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.590251][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.590285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.590349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.590388][ T32] r4:854a6200 [ 1337.590914][ T32] INFO: task kworker/1:730:5088 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.590962][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.591057][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.591132][ T32] Call trace: [ 1337.591187][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.591268][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.591295][ T32] r4:00000000 [ 1337.591324][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.591420][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.591474][ T32] 5d20: 8861f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.591506][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.591532][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.591590][ T32] r5:800b0013 r4:80239bb0 [ 1337.591636][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.591683][ T32] r4:82ac21e4 [ 1337.591705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.591747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.591797][ T32] r4:e0585dc0 [ 1337.591842][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.591892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.591935][ T32] r4:00000000 [ 1337.591958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.592032][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.592063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.592106][ T32] r5:00001000 r4:dfbdd000 [ 1337.592127][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.592166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.592228][ T32] r5:84be838c r4:84be8000 [ 1337.592252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.592320][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.592346][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.592393][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.592415][ T32] r4:848ec200 [ 1337.592455][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.592511][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.592563][ T32] r4:00000001 [ 1337.592588][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.592669][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.592698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.592726][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.592752][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.592792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.592836][ T32] r4:849b9d40 [ 1337.592861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.592891][ T32] INFO: task kworker/1:731:5089 blocked for more than 464 seconds. [ 1337.592924][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.592969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.593015][ T32] task:kworker/1:731 state:D stack:0 pid:5089 tgid:5089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.593097][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.593188][ T32] Call trace: [ 1337.593227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.593298][ T32] r10:8291a684 r9:eb65dd84 r8:00000002 r7:60000013 r6:eb65dd8c r5:848a2400 [ 1337.593326][ T32] r4:848a2400 [ 1337.593368][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.593441][ T32] r5:848a2400 r4:8291a680 [ 1337.593485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.593556][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.593606][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1337.593628][ T32] r4:00000000 [ 1337.593668][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.593726][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.593771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.593815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6480 [ 1337.593838][ T32] r4:00000000 [ 1337.593867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.593934][ T32] r9:83018205 r8:848a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1337.593964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.594006][ T32] r5:00001000 r4:eaf7b000 [ 1337.594025][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.594063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.594126][ T32] r5:854d078c r4:854d0400 [ 1337.594151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.594205][ T32] r7:ddde2d80 r6:83018200 r5:854d078c r4:854a4280 [ 1337.594250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.594300][ T32] r10:61c88647 r9:848a2400 r8:854a42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.594345][ T32] r4:854a4280 [ 1337.594372][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.594438][ T32] r10:00000000 r9:854a4280 r8:80287e08 r7:eb649e60 r6:853f6e00 r5:848a2400 [ 1337.594471][ T32] r4:00000001 [ 1337.594511][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.594549][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1337.594575][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.594603][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.594651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.594704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.594729][ T32] r4:854a6300 [ 1337.595048][ T32] INFO: task kworker/1:731:5089 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.595090][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.595144][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.595209][ T32] Call trace: [ 1337.595252][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.595303][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.595347][ T32] r4:00000000 [ 1337.595376][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.595456][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.595494][ T32] 5d20: 8861f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.595575][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.595618][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.595642][ T32] r5:800b0013 r4:80239bb0 [ 1337.595663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.595704][ T32] r4:82ac21e4 [ 1337.595724][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.595775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.595799][ T32] r4:e0585dc0 [ 1337.595818][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.595883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.595910][ T32] r4:00000000 [ 1337.595953][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.596027][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.596051][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.596175][ T32] r5:00001000 r4:dfbdd000 [ 1337.596206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.596268][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.596313][ T32] r5:84be838c r4:84be8000 [ 1337.596334][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.596381][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.596402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.596471][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.596499][ T32] r4:848ec200 [ 1337.596571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.596640][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.596683][ T32] r4:00000001 [ 1337.596710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.596772][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.596803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.596833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.596858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.596909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.596958][ T32] r4:849b9d40 [ 1337.597007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.597045][ T32] INFO: task kworker/1:732:5091 blocked for more than 464 seconds. [ 1337.597088][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.597156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.597187][ T32] task:kworker/1:732 state:D stack:0 pid:5091 tgid:5091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.597258][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.597329][ T32] Call trace: [ 1337.597401][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.597457][ T32] r10:8291a684 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:854f3000 [ 1337.597481][ T32] r4:854f3000 [ 1337.597527][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.597594][ T32] r5:854f3000 r4:8291a680 [ 1337.597618][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.597679][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.597724][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1337.597798][ T32] r4:00000000 [ 1337.597859][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.597928][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.597968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.598014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a65c0 [ 1337.598041][ T32] r4:00000000 [ 1337.598060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.598114][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1337.598139][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.598183][ T32] r5:00001000 r4:eb0cf000 [ 1337.598204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.619016][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.619105][ T32] r5:854d0b8c r4:854d0800 [ 1337.619147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.619213][ T32] r7:ddde2d80 r6:83018200 r5:854d0b8c r4:854a4380 [ 1337.619246][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.619299][ T32] r10:61c88647 r9:854f3000 r8:854a43ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.619322][ T32] r4:854a4380 [ 1337.619342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.619388][ T32] r10:00000000 r9:854a4380 r8:80287e08 r7:eb649e60 r6:854a4400 r5:854f3000 [ 1337.619411][ T32] r4:00000001 [ 1337.619430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.619467][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1337.619518][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.619572][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.619614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.619645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.619691][ T32] r4:854a63c0 [ 1337.620165][ T32] INFO: task kworker/1:732:5091 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.620206][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.620306][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.620359][ T32] Call trace: [ 1337.620439][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.620522][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.620550][ T32] r4:00000000 [ 1337.620587][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.620636][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.620663][ T32] 5d20: 88b8b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.620705][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.620751][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.620794][ T32] r5:800b0013 r4:80239bb0 [ 1337.620816][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.620859][ T32] r4:82ac21e4 [ 1337.620889][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.620936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.620980][ T32] r4:e0585dc0 [ 1337.621003][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.621047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.621069][ T32] r4:00000000 [ 1337.621088][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.621133][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.621154][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.621204][ T32] r5:00001000 r4:dfbdd000 [ 1337.621227][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.621267][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.621311][ T32] r5:84be838c r4:84be8000 [ 1337.621331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.621376][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.621427][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.621482][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.621505][ T32] r4:848ec200 [ 1337.621523][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.621569][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.621591][ T32] r4:00000001 [ 1337.621609][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.621643][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.621668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.621698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.621723][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.621751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.621780][ T32] r4:849b9d40 [ 1337.621802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.621840][ T32] INFO: task kworker/1:733:5094 blocked for more than 464 seconds. [ 1337.621896][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.621925][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.621947][ T32] task:kworker/1:733 state:D stack:0 pid:5094 tgid:5094 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.621991][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.622045][ T32] Call trace: [ 1337.622098][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.622147][ T32] r10:8291a684 r9:eb661d84 r8:00000002 r7:60000013 r6:eb661d8c r5:854eec00 [ 1337.622169][ T32] r4:854eec00 [ 1337.622189][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.622230][ T32] r5:854eec00 r4:8291a680 [ 1337.622271][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.622320][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.622383][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 [ 1337.622410][ T32] r4:00000000 [ 1337.622430][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.622465][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.622501][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.622541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6880 [ 1337.622563][ T32] r4:00000000 [ 1337.622582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.622647][ T32] r9:83018205 r8:854eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1337.622672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.622714][ T32] r5:00001000 r4:eb25f000 [ 1337.622809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.622883][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.622925][ T32] r5:854d138c r4:854d1000 [ 1337.622945][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.623012][ T32] r7:ddde2d80 r6:83018200 r5:854d138c r4:854a4300 [ 1337.623046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.623095][ T32] r10:61c88647 r9:854eec00 r8:854a432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.623138][ T32] r4:854a4300 [ 1337.623166][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.623234][ T32] r10:00000000 r9:854a4300 r8:80287e08 r7:eb649e60 r6:854a4500 r5:854eec00 [ 1337.623260][ T32] r4:00000001 [ 1337.623312][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.623351][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) [ 1337.623378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.623427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.623486][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.623568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.623615][ T32] r4:854a6800 [ 1337.623918][ T32] INFO: task kworker/1:733:5094 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.623960][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.624065][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.624135][ T32] Call trace: [ 1337.624232][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.624313][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.624368][ T32] r4:00000000 [ 1337.624397][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.624460][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.624520][ T32] 5d20: 88b8b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.624610][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.624647][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.624697][ T32] r5:800b0013 r4:80239bb0 [ 1337.624722][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.624774][ T32] r4:82ac21e4 [ 1337.624795][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.624856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.624905][ T32] r4:e0585dc0 [ 1337.624954][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.625029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.625077][ T32] r4:00000000 [ 1337.625101][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.625147][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.625171][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.625234][ T32] r5:00001000 r4:dfbdd000 [ 1337.625257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.625297][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.625358][ T32] r5:84be838c r4:84be8000 [ 1337.625402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.625478][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.625533][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.625623][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.625649][ T32] r4:848ec200 [ 1337.625670][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.625739][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.625797][ T32] r4:00000001 [ 1337.625826][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.625885][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.625914][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.625942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.625997][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.626056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.626081][ T32] r4:849b9d40 [ 1337.626124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.626154][ T32] INFO: task kworker/1:734:5096 blocked for more than 464 seconds. [ 1337.626205][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.626232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.626283][ T32] task:kworker/1:734 state:D stack:0 pid:5096 tgid:5096 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.626366][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.626419][ T32] Call trace: [ 1337.626450][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.626499][ T32] r10:8291a684 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:854ea400 [ 1337.626553][ T32] r4:854ea400 [ 1337.626599][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.626645][ T32] r5:854ea400 r4:8291a680 [ 1337.626665][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.626723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.626797][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1337.626881][ T32] r4:00000000 [ 1337.626915][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.626961][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.626997][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.627037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6b40 [ 1337.627060][ T32] r4:00000000 [ 1337.627100][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.627148][ T32] r9:83018205 r8:854ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1337.627212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.627281][ T32] r5:00001000 r4:eb295000 [ 1337.627307][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.627348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.627409][ T32] r5:854d1b8c r4:854d1800 [ 1337.627433][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.627499][ T32] r7:ddde2d80 r6:83018200 r5:854d1b8c r4:854a4200 [ 1337.627523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.627569][ T32] r10:61c88647 r9:854ea400 r8:854a422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.627611][ T32] r4:854a4200 [ 1337.627655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.627702][ T32] r10:00000000 r9:854a4200 r8:80287e08 r7:eb661e60 r6:854a4580 r5:854ea400 [ 1337.627725][ T32] r4:00000001 [ 1337.627791][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.627857][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1337.627888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.627935][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.627965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.628011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.628036][ T32] r4:854a6ac0 [ 1337.654039][ T32] INFO: task kworker/1:734:5096 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.654167][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.654247][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.654331][ T32] Call trace: [ 1337.654374][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.654433][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.654457][ T32] r4:00000000 [ 1337.654500][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.654551][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.654592][ T32] 5d20: 88fce000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.654665][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.654694][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.654740][ T32] r5:800b0013 r4:80239bb0 [ 1337.654776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.654925][ T32] r4:82ac21e4 [ 1337.654989][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.655063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.655090][ T32] r4:e0585dc0 [ 1337.655112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.655154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.655176][ T32] r4:00000000 [ 1337.655196][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.655253][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.655303][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.655349][ T32] r5:00001000 r4:dfbdd000 [ 1337.655390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.655433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.655480][ T32] r5:84be838c r4:84be8000 [ 1337.655500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.655573][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.655671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.655748][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.655780][ T32] r4:848ec200 [ 1337.655801][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.655869][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.655895][ T32] r4:00000001 [ 1337.655926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.656023][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.656064][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.656095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.656122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.656188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1337.656371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1337.656927][ T32] r4:854f8000 ** 5 printk messages dropped ** [ 1337.657257][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.657441][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.657678][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.657742][ T32] r5:854d178c r4:854d1400 [ 1337.657773][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.657841][ T32] r7:ddde2d80 r6:83018200 r5:854d178c r4:854a4600 [ 1337.657945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.658021][ T32] r10:61c88647 r9:854f8000 r8:854a462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.658049][ T32] r4:854a4600 [ 1337.658071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.658138][ T32] r10:00000000 r9:854a4600 r8:80287e08 r7:eb665e60 r6:854a4680 r5:854f8000 [ 1337.658182][ T32] r4:00000001 [ 1337.658271][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.671230][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) [ 1337.671286][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.671359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.671417][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.671492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.671542][ T32] r4:854a6900 [ 1337.672010][ T32] INFO: task kworker/1:735:5099 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.672050][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.672116][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.672224][ T32] Call trace: ** 1 printk messages dropped ** [ 1337.672352][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 6 printk messages dropped ** [ 1337.672640][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.672960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1337.673329][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 8 printk messages dropped ** [ 1337.673642][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.674035][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.674353][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 ** 8 printk messages dropped ** [ 1337.674717][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.674897][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.675139][ T32] r10:61c88647 r9:854f8c00 r8:854a472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.675515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1337.676287][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.676630][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1337.676876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1337.677331][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 8 printk messages dropped ** [ 1337.677671][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.678065][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.699888][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.700406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.700715][ T32] r7:ddde2d80 r6:83018200 r5:854d1f8c r4:854a4780 [ 1337.700740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.700817][ T32] r10:61c88647 r9:854f9800 r8:854a47ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.700849][ T32] r4:854a4780 [ 1337.700869][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.700953][ T32] r10:00000000 r9:854a4780 r8:80287e08 r7:eb639e60 r6:854a4900 r5:854f9800 [ 1337.700980][ T32] r4:00000001 [ 1337.701000][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.701043][ T32] Exception stack(0xeb671fb0 to 0xeb671ff8) [ 1337.701080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.701145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.701174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.701214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.701240][ T32] r4:854a6bc0 [ 1337.701711][ T32] INFO: task kworker/1:737:5102 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.701758][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.701836][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.701884][ T32] Call trace: [ 1337.701942][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.702017][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.702046][ T32] r4:00000000 [ 1337.702066][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.702106][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.702176][ T32] 5d20: 89c12000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.702208][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.702235][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.702257][ T32] r5:800b0013 r4:80239bb0 [ 1337.702277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.702340][ T32] r4:82ac21e4 [ 1337.702384][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.702431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.702454][ T32] r4:e0585dc0 [ 1337.702473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.702514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.702535][ T32] r4:00000000 [ 1337.702554][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.702619][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.702665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.702725][ T32] r5:00001000 r4:dfbdd000 [ 1337.702758][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.702808][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.702888][ T32] r5:84be838c r4:84be8000 [ 1337.702912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.702957][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.703021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.703103][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.703130][ T32] r4:848ec200 [ 1337.703150][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.703196][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.703218][ T32] r4:00000001 [ 1337.703238][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.703273][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.703314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.703347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.703373][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.703462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.703489][ T32] r4:849b9d40 [ 1337.703531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.703563][ T32] INFO: task kworker/1:738:5104 blocked for more than 464 seconds. [ 1337.703610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.703638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.703659][ T32] task:kworker/1:738 state:D stack:0 pid:5104 tgid:5104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.703704][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.703744][ T32] Call trace: [ 1337.703781][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.703828][ T32] r10:8291a684 r9:eb679d84 r8:00000002 r7:60000113 r6:eb679d8c r5:854fa400 [ 1337.703851][ T32] r4:854fa400 [ 1337.703871][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.703936][ T32] r5:854fa400 r4:8291a680 [ 1337.703968][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.704027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.704073][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 [ 1337.704096][ T32] r4:00000000 [ 1337.704157][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.704195][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.704229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.704309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a6e40 [ 1337.704358][ T32] r4:00000000 [ 1337.704405][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.704458][ T32] r9:83018205 r8:854fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1337.704479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.704521][ T32] r5:00001000 r4:eb2bd000 [ 1337.704581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.704645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.704689][ T32] r5:854d238c r4:854d2000 [ 1337.704709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.704755][ T32] r7:ddde2d80 r6:83018200 r5:854d238c r4:854a4800 [ 1337.704782][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.704842][ T32] r10:61c88647 r9:854fa400 r8:854a482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.704954][ T32] r10:00000000 r9:854a4800 r8:80287e08 r7:eb639e60 r6:854a4a00 r5:854fa400 ** 6 printk messages dropped ** [ 1337.705263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.705322][ T32] r4:8549ecc0 [ 1337.705613][ T32] INFO: task kworker/1:738:5104 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.705675][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.705769][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.705815][ T32] Call trace: [ 1337.705867][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.705944][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.705998][ T32] r4:00000000 [ 1337.706026][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.706067][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.706156][ T32] 5d20: 89c12000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.706206][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.706255][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.706283][ T32] r5:800b0013 r4:80239bb0 [ 1337.706304][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.706345][ T32] r4:82ac21e4 [ 1337.706365][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.706406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.706448][ T32] r4:e0585dc0 [ 1337.706472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.706514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.706556][ T32] r4:00000000 [ 1337.706579][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.706666][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.706692][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.706734][ T32] r5:00001000 r4:dfbdd000 [ 1337.706754][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.706799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.706875][ T32] r5:84be838c r4:84be8000 [ 1337.706897][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.706944][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.706965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.707036][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.707071][ T32] r4:848ec200 [ 1337.707091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.707170][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.707197][ T32] r4:00000001 [ 1337.707216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.707262][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.707291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.707324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.707393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.707425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.707447][ T32] r4:849b9d40 [ 1337.707481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.707530][ T32] INFO: task kworker/1:739:5106 blocked for more than 464 seconds. ** 5 printk messages dropped ** [ 1337.707827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1337.707895][ T32] r4:854fb000 [ 1337.707914][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.707966][ T32] r5:854fb000 r4:8291a680 [ 1337.707989][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.708028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.708079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb67de08 [ 1337.708139][ T32] r4:00000000 [ 1337.708161][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.708361][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.731975][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.732135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549ee40 [ 1337.732212][ T32] r4:00000000 [ 1337.732466][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.732599][ T32] r9:83018205 r8:854fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1337.732666][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.732765][ T32] r5:00001000 r4:eb2cd000 [ 1337.732817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.732894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.732987][ T32] r5:854d278c r4:854d2400 [ 1337.733059][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.733313][ T32] r10:61c88647 r9:854fb000 r8:854a48ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1337.734014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1337.735723][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1337.736116][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.736485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1337.737262][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.737567][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1337.737893][ T32] INFO: task kworker/1:740:5108 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.759363][ T32] r4:854fbc00 ** 5 printk messages dropped ** [ 1337.759935][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.760315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e140 ** 6 printk messages dropped ** [ 1337.760836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.761479][ T32] r10:00000000 r9:854a4a80 r8:80287e08 r7:eb639e60 r6:854a4b80 r5:854fbc00 ** 7 printk messages dropped ** [ 1337.761981][ T32] r4:84a1e240 ** 5 printk messages dropped ** [ 1337.763298][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1337.763895][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1337.764286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1337.765221][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1337.765714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1337.766410][ T32] task:kworker/1:741 state:D stack:0 pid:5110 tgid:5110 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.767204][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1337.767280][ T32] r4:00000000 [ 1337.767329][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.767480][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.767563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.767644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e300 [ 1337.767714][ T32] r4:00000000 [ 1337.767766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.767872][ T32] r9:83018205 r8:854fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1337.767921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.768005][ T32] r5:00001000 r4:eb387000 [ 1337.768091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.768202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.799117][ T32] r5:854d338c r4:854d3000 [ 1337.799198][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.799345][ T32] r7:ddde2d80 r6:83018200 r5:854d338c r4:854a4c00 [ 1337.799394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.799513][ T32] r10:61c88647 r9:854fc800 r8:854a4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.799571][ T32] r4:854a4c00 [ 1337.799634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.799734][ T32] r10:00000000 r9:854a4c00 r8:80287e08 r7:eb681e60 r6:854a4d00 r5:854fc800 [ 1337.799818][ T32] r4:00000001 [ 1337.799870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.799974][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1337.800068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.800135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.800195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.800258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.800307][ T32] r4:84a1e100 [ 1337.801078][ T32] INFO: task kworker/1:741:5110 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.801175][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.801308][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.801405][ T32] Call trace: [ 1337.801517][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.801644][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.801702][ T32] r4:00000000 [ 1337.801769][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.801873][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.801936][ T32] 5d20: 8a450000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.802000][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.802058][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.802112][ T32] r5:800b0013 r4:80239bb0 [ 1337.802172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.802275][ T32] r4:82ac21e4 [ 1337.802335][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.802450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.802616][ T32] r4:e0585dc0 [ 1337.802688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.802794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 6 printk messages dropped ** [ 1337.803395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.804066][ T32] r4:00000001 [ 1337.804105][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.804202][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.804262][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.804324][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.804445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.804589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.804648][ T32] r4:849b9d40 [ 1337.804694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.804753][ T32] INFO: task kworker/1:742:5112 blocked for more than 464 seconds. [ 1337.804830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.804898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.804946][ T32] task:kworker/1:742 state:D stack:0 pid:5112 tgid:5112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.805149][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.805241][ T32] Call trace: [ 1337.805301][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.805401][ T32] r10:8291a684 r9:eb689d84 r8:00000002 r7:60000013 r6:eb689d8c r5:854fd400 [ 1337.805509][ T32] r4:854fd400 [ 1337.805580][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.805673][ T32] r5:854fd400 r4:8291a680 [ 1337.805716][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.805806][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.805898][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 [ 1337.805966][ T32] r4:00000000 [ 1337.806009][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.806086][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.806157][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.806255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e640 [ 1337.806324][ T32] r4:00000000 [ 1337.806385][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.806487][ T32] r9:83018205 r8:854fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.806534][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.806621][ T32] r5:00001000 r4:eb3f7000 [ 1337.806677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.806758][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.806878][ T32] r5:854d3b8c r4:854d3800 [ 1337.806923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.807013][ T32] r7:ddde2d80 r6:83018200 r5:854d3b8c r4:854a4b00 [ 1337.807059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.807151][ T32] r10:61c88647 r9:854fd400 r8:854a4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.807223][ T32] r4:854a4b00 [ 1337.807272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.807362][ T32] r10:00000000 r9:854a4b00 r8:80287e08 r7:eb685e60 r6:854a4e00 r5:854fd400 ** 5 printk messages dropped ** [ 1337.807825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.836880][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.837265][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1337.837808][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1337.845910][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1337.846791][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1337.847004][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.847052][ T32] r4:00000001 [ 1337.847096][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.847220][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.847289][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.847351][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.847424][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.847488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.847553][ T32] r4:849b9d40 [ 1337.847608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.847684][ T32] INFO: task kworker/1:743:5113 blocked for more than 464 seconds. [ 1337.847749][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.847808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.847854][ T32] task:kworker/1:743 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.847963][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.848052][ T32] Call trace: [ 1337.848136][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.863376][ T32] r10:8291a684 r9:eb675d84 r8:00000002 r7:60000113 r6:eb675d8c r5:854fe000 [ 1337.863548][ T32] r4:854fe000 [ 1337.863615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.863745][ T32] r5:854fe000 r4:8291a680 [ 1337.863831][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.863918][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.864003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 1337.864050][ T32] r4:00000000 [ 1337.864090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.864159][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.864260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.864363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1e480 [ 1337.864437][ T32] r4:00000000 [ 1337.864517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.864611][ T32] r9:83018205 r8:854fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 2 printk messages dropped ** [ 1337.864816][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.864917][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.865368][ T32] r10:61c88647 r9:854fe000 r8:854a4cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.866024][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.867589][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1337.868223][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1337.879211][ T32] r4:00000000 [ 1337.879273][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.879376][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.879433][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.879530][ T32] r5:00001000 r4:dfbdd000 [ 1337.879588][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.879667][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.879750][ T32] r5:84be838c r4:84be8000 [ 1337.879824][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.879938][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.879990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.880088][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.880134][ T32] r4:848ec200 [ 1337.880190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.880290][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.880353][ T32] r4:00000001 [ 1337.880400][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.880479][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.880560][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.880620][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.880676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.880735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.880796][ T32] r4:849b9d40 [ 1337.880845][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.880901][ T32] INFO: task kworker/1:744:5116 blocked for more than 464 seconds. [ 1337.880966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.881077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.881183][ T32] task:kworker/1:744 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.881301][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.881468][ T32] Call trace: [ 1337.881570][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.881673][ T32] r10:8291a684 r9:eb68dd84 r8:00000002 r7:60000113 r6:eb68dd8c r5:854fec00 [ 1337.881723][ T32] r4:854fec00 [ 1337.881775][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.881866][ T32] r5:854fec00 r4:8291a680 [ 1337.881908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.881984][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.882075][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb68de08 [ 1337.882123][ T32] r4:00000000 [ 1337.882168][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.882239][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.882324][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1337.882589][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.883044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.883137][ T32] r5:854d3f8c r4:854d3c00 [ 1337.883202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.883301][ T32] r7:ddde2d80 r6:83018200 r5:854d3f8c r4:854a4f00 [ 1337.883483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.883604][ T32] r10:61c88647 r9:854fec00 r8:854a4f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.883655][ T32] r4:854a4f00 [ 1337.883703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.883822][ T32] r10:00000000 r9:854a4f00 r8:80287e08 r7:eb689e60 r6:854a4f80 r5:854fec00 [ 1337.883883][ T32] r4:00000001 [ 1337.883951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.884039][ T32] Exception stack(0xeb68dfb0 to 0xeb68dff8) [ 1337.884096][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.884157][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.884212][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.884271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.884319][ T32] r4:84a1e800 [ 1337.885048][ T32] INFO: task kworker/1:744:5116 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.885132][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.885249][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.885398][ T32] Call trace: [ 1337.885475][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.885576][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.885628][ T32] r4:00000000 [ 1337.885670][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.885783][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.885854][ T32] 5d20: 8abcc000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.885915][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1337.886281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1337.887117][ T32] r5:84be838c r4:84be8000 ** 1 printk messages dropped ** [ 1337.887271][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.887334][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.887476][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.887527][ T32] r4:848ec200 [ 1337.887602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.887703][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.887833][ T32] r4:00000001 [ 1337.887884][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.887981][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.888050][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.888109][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.888161][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.888261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.909005][ T32] r4:849b9d40 [ 1337.909122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.909189][ T32] INFO: task kworker/1:745:5118 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1337.909936][ T32] r4:85500000 ** 4 printk messages dropped ** [ 1337.910341][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb695e08 ** 9 printk messages dropped ** [ 1337.911220][ T32] r5:00001000 r4:eb433000 ** 1 printk messages dropped ** [ 1337.911346][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1337.911656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1337.912023][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.912458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1337.913610][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.914324][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 10 printk messages dropped ** [ 1337.915111][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 11 printk messages dropped ** [ 1337.915997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1337.916623][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1337.917267][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1337.917793][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1337.917872][ T32] r4:00000000 [ 1337.917942][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.918025][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.918104][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.918185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1eac0 [ 1337.918289][ T32] r4:00000000 [ 1337.948831][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.948931][ T32] r9:83018205 r8:85500c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1337.948959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.949007][ T32] r5:00001000 r4:eb495000 [ 1337.949036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.949078][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.949121][ T32] r5:854dc78c r4:854dc400 [ 1337.949141][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.949188][ T32] r7:ddde2d80 r6:83018200 r5:854dc78c r4:850fa100 [ 1337.949210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.949257][ T32] r10:61c88647 r9:85500c00 r8:850fa12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.949279][ T32] r4:850fa100 [ 1337.949298][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.949344][ T32] r10:00000000 r9:850fa100 r8:80287e08 r7:eb695e60 r6:850fa280 r5:85500c00 [ 1337.949368][ T32] r4:00000001 [ 1337.949387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.949546][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) [ 1337.949583][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.949613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.949639][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.949668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.949691][ T32] r4:84a1ea80 [ 1337.950128][ T32] INFO: task kworker/1:746:5120 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.950167][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.950297][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.950346][ T32] Call trace: [ 1337.950551][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.950610][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.950655][ T32] r4:00000000 [ 1337.950678][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.950719][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.950790][ T32] 5d20: 8b28a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.950885][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.950919][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.950985][ T32] r5:800b0013 r4:80239bb0 [ 1337.951010][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.951062][ T32] r4:82ac21e4 [ 1337.951082][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.951123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.951145][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1337.951252][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.951520][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1337.951834][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1337.952161][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1337.952477][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.952935][ T32] r5:85501800 r4:8291a680 ** 3 printk messages dropped ** [ 1337.953172][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.953588][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1337.953841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.954231][ T32] r4:850fa180 ** 6 printk messages dropped ** [ 1337.954683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.955384][ T32] Call trace: ** 5 printk messages dropped ** [ 1337.955798][ T32] 5d20: 8b28a000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1337.956304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 1 printk messages dropped ** [ 1337.956387][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.956436][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.956493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.956580][ T32] r5:00001000 r4:dfbdd000 [ 1337.956658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.956775][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.956847][ T32] r5:84be838c r4:84be8000 [ 1337.956872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.956923][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.956948][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.957036][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.957067][ T32] r4:848ec200 [ 1337.957088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.957160][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.957223][ T32] r4:00000001 [ 1337.957247][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.957286][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.957383][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.957419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.957448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.957480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.957503][ T32] r4:849b9d40 [ 1337.957524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.957550][ T32] INFO: task kworker/1:748:5123 blocked for more than 464 seconds. [ 1337.957578][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.957602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.957622][ T32] task:kworker/1:748 state:D stack:0 pid:5123 tgid:5123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.957720][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.957769][ T32] Call trace: [ 1337.957840][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.957889][ T32] r10:8291a684 r9:eb6a1d84 r8:00000002 r7:60000113 r6:eb6a1d8c r5:85502400 [ 1337.957912][ T32] r4:85502400 [ 1337.957933][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.957995][ T32] r5:85502400 r4:8291a680 [ 1337.958055][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.958099][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.958142][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 1337.958179][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.989162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1eb40 ** 6 printk messages dropped ** [ 1337.989437][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1337.989507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.989871][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) ** 6 printk messages dropped ** [ 1337.990543][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.991296][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1337.991707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1337.992262][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1337.992670][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1337.992908][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1337.993158][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.993460][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.994010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.994281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1337.994490][ T32] r10:00000000 r9:850fa400 r8:80287e08 r7:eb69de60 r6:850fa580 r5:85503000 [ 1337.994513][ T32] r4:00000001 [ 1337.994533][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.994568][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) [ 1337.994595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.994625][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.994652][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.994682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.994741][ T32] r4:84a1eec0 [ 1337.995068][ T32] INFO: task kworker/1:749:5126 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1337.995112][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.995173][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.995259][ T32] Call trace: [ 1337.995315][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1337.995370][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1337.995395][ T32] r4:00000000 [ 1337.995417][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.995462][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1337.995493][ T32] 5d20: 8b9f7000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1337.995548][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1337.995622][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1337.995652][ T32] r5:800b0013 r4:80239bb0 [ 1337.995675][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.995722][ T32] r4:82ac21e4 [ 1337.995744][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.995858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1337.995887][ T32] r4:e0585dc0 [ 1337.995909][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.995965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1337.996023][ T32] r4:00000000 [ 1337.996077][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1337.996131][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1337.996187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1337.996268][ T32] r5:00001000 r4:dfbdd000 [ 1337.996314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.996357][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.996426][ T32] r5:84be838c r4:84be8000 [ 1337.996450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1337.996502][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1337.996525][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1337.996573][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.996617][ T32] r4:848ec200 [ 1337.996638][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1337.996703][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1337.996732][ T32] r4:00000001 [ 1337.996753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.996790][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1337.996817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.996848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.996875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.996938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1337.996968][ T32] r4:849b9d40 [ 1337.996992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.997026][ T32] INFO: task kworker/1:750:5128 blocked for more than 464 seconds. [ 1337.997090][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1337.997120][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.997144][ T32] task:kworker/1:750 state:D stack:0 pid:5128 tgid:5128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.997193][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.997311][ T32] Call trace: [ 1337.997348][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1337.997433][ T32] r10:8291a684 r9:eb6a9d84 r8:00000002 r7:60000013 r6:eb6a9d8c r5:85503c00 [ 1337.997461][ T32] r4:85503c00 [ 1337.997484][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1337.997530][ T32] r5:85503c00 r4:8291a680 [ 1337.997552][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.997591][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.997634][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1337.997657][ T32] r4:00000000 [ 1337.997677][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1337.997712][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1337.997751][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1337.997795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a340 [ 1337.997852][ T32] r4:00000000 [ 1337.997878][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1337.998064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1337.998139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.013232][ T32] r10:61c88647 r9:85503c00 r8:850fa4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.013632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.014775][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1338.015168][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.015341][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.015718][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1338.016101][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1338.016461][ T32] INFO: task kworker/1:751:5130 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1338.017193][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.017275][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 1338.017298][ T32] r4:00000000 [ 1338.017319][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.017420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.017493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.017556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a000 [ 1338.017640][ T32] r4:00000000 [ 1338.017695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.017747][ T32] r9:83018205 r8:85504800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1338.017773][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.017818][ T32] r5:00001000 r4:eb6af000 [ 1338.017853][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.017896][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.017938][ T32] r5:854dd78c r4:854dd400 [ 1338.017991][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.018148][ T32] r7:ddde2d80 r6:83018200 r5:854dd78c r4:850fa500 [ 1338.018259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.036797][ T32] r10:61c88647 r9:85504800 r8:850fa52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.036881][ T32] r4:850fa500 [ 1338.036911][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.036982][ T32] r10:00000000 r9:850fa500 r8:80287e08 r7:eb6a9e60 r6:850fa780 r5:85504800 [ 1338.037039][ T32] r4:00000001 [ 1338.037082][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.037126][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1338.037159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.037220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.037283][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.037316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.037340][ T32] r4:84a0a0c0 [ 1338.037773][ T32] INFO: task kworker/1:751:5130 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.037815][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.037907][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.037963][ T32] Call trace: [ 1338.037997][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.038059][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.038116][ T32] r4:00000000 [ 1338.038173][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.038246][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.041044][ T32] 5d20: 8be7c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.041091][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.041119][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.041199][ T32] r5:800b0013 r4:80239bb0 [ 1338.041227][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.041284][ T32] r4:82ac21e4 [ 1338.041306][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.041350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.041373][ T32] r4:e0585dc0 [ 1338.041429][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.041493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.041527][ T32] r4:00000000 [ 1338.041548][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.041596][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.041643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.041694][ T32] r5:00001000 r4:dfbdd000 [ 1338.041747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.041810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.041890][ T32] r5:84be838c r4:84be8000 [ 1338.041916][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.042076][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.042695][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.043213][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.043683][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 ** 10 printk messages dropped ** [ 1338.044276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.044471][ T32] r7:ddde2d80 r6:83018200 r5:854ddb8c r4:850fa600 ** 7 printk messages dropped ** [ 1338.044839][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) ** 6 printk messages dropped ** [ 1338.045636][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.046325][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1338.046791][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.047181][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.047907][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.079031][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.079821][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.080222][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.080438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.080728][ T32] r10:61c88647 r9:85506000 r8:850fa72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.080794][ T32] r4:850fa700 [ 1338.080819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.080868][ T32] r10:00000000 r9:850fa700 r8:80287e08 r7:eb6a9e60 r6:850fa980 r5:85506000 [ 1338.080999][ T32] r4:00000001 [ 1338.081032][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.081074][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 1338.081103][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.081305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.081527][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.081640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.081669][ T32] r4:84a0a300 [ 1338.082351][ T32] INFO: task kworker/1:753:5134 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.082394][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.082616][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.082668][ T32] Call trace: [ 1338.082810][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.082917][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.082945][ T32] r4:00000000 [ 1338.082965][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.083006][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.083042][ T32] 5d20: 8c650000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.083074][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.083100][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.083462][ T32] r5:800b0013 r4:80239bb0 [ 1338.083490][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.083535][ T32] r4:82ac21e4 [ 1338.083556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.083598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.083621][ T32] r4:e0585dc0 [ 1338.083640][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.083681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.083703][ T32] r4:00000000 [ 1338.083784][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.083840][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.083862][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.083988][ T32] r5:00001000 r4:dfbdd000 [ 1338.084058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.084143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.084193][ T32] r5:84be838c r4:84be8000 [ 1338.084215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.084542][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.084664][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.084721][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.084758][ T32] r4:848ec200 [ 1338.084902][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.084952][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.084977][ T32] r4:00000001 [ 1338.084997][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.085040][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.085066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.085129][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.085235][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.085267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.085446][ T32] r4:849b9d40 [ 1338.085559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.085610][ T32] INFO: task kworker/1:754:5135 blocked for more than 464 seconds. [ 1338.085646][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.085869][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.085998][ T32] task:kworker/1:754 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.086056][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.086448][ T32] r4:85506c00 ** 5 printk messages dropped ** [ 1338.086947][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.087588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.087790][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.088291][ T32] r10:61c88647 r9:85506c00 r8:850fa82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.119229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.120744][ T32] Call trace: ** 2 printk messages dropped ** [ 1338.120998][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.121323][ T32] 5d20: 8cb56000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1338.121911][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.122004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1338.123041][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.123819][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1338.124233][ T32] INFO: task kworker/1:755:5138 blocked for more than 464 seconds. [ 1338.124266][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.124293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.124316][ T32] task:kworker/1:755 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.124406][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.124490][ T32] Call trace: [ 1338.124540][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.124593][ T32] r10:8291a684 r9:eb6d5d84 r8:00000002 r7:60000113 r6:eb6d5d8c r5:85508000 [ 1338.124641][ T32] r4:85508000 [ 1338.124697][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.124745][ T32] r5:85508000 r4:8291a680 [ 1338.124822][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.124905][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.124955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d5e08 [ 1338.124980][ T32] r4:00000000 [ 1338.125001][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.125081][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.125156][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.125236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a780 [ 1338.125284][ T32] r4:00000000 [ 1338.125345][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.125396][ T32] r9:83018205 r8:85508000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1338.125419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.125466][ T32] r5:00001000 r4:eb6dd000 [ 1338.125527][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.125572][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.125615][ T32] r5:854deb8c r4:854de800 [ 1338.125635][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.125681][ T32] r7:ddde2d80 r6:83018200 r5:854deb8c r4:850fa900 [ 1338.125735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.125804][ T32] r10:61c88647 r9:85508000 r8:850fa92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.125864][ T32] r4:850fa900 [ 1338.125922][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.126008][ T32] r10:00000000 r9:850fa900 r8:80287e08 r7:eb6b9e60 r6:850fab00 r5:85508000 [ 1338.126040][ T32] r4:00000001 [ 1338.126117][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.126193][ T32] Exception stack(0xeb6d5fb0 to 0xeb6d5ff8) [ 1338.126259][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.126291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.126320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.126348][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.126373][ T32] r4:84a0a600 [ 1338.126637][ T32] INFO: task kworker/1:755:5138 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.126672][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.126732][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.126859][ T32] Call trace: [ 1338.126944][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.126997][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.127025][ T32] r4:00000000 [ 1338.127083][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.127127][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.127155][ T32] 5d20: 8cb56000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.127360][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1338.127532][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.127678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1338.128166][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.151818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.152116][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.152608][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 ** 9 printk messages dropped ** [ 1338.152970][ T32] r5:00001000 r4:eb6f1000 ** 1 printk messages dropped ** [ 1338.153035][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.153255][ T32] r10:61c88647 r9:85508c00 r8:850fabac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.153643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.154473][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.154759][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1338.155108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1338.155599][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1338.155837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.155906][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.155935][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.155964][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.155989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.156020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.156043][ T32] r4:849b9d40 [ 1338.156063][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.156090][ T32] INFO: task kworker/1:757:5142 blocked for more than 464 seconds. [ 1338.156119][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.156177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.156202][ T32] task:kworker/1:757 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.156246][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.156328][ T32] Call trace: [ 1338.156398][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.156478][ T32] r10:8291a684 r9:eb6e9d84 r8:00000002 r7:60000113 r6:eb6e9d8c r5:85509800 [ 1338.156505][ T32] r4:85509800 [ 1338.156545][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.156590][ T32] r5:85509800 r4:8291a680 [ 1338.156633][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.156672][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.156713][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e9e08 [ 1338.156775][ T32] r4:00000000 [ 1338.156833][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.156873][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.156908][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.156968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0a900 [ 1338.157028][ T32] r4:00000000 [ 1338.157053][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.157130][ T32] r9:83018205 r8:85509800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1338.157155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.157198][ T32] r5:00001000 r4:eb6eb000 [ 1338.157218][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.157257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.157298][ T32] r5:854def8c r4:854dec00 [ 1338.157352][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.157425][ T32] r7:ddde2d80 r6:83018200 r5:854def8c r4:850faa00 [ 1338.157449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.157497][ T32] r10:61c88647 r9:85509800 r8:850faa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.157523][ T32] r4:850faa00 [ 1338.157563][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.157612][ T32] r10:00000000 r9:850faa00 r8:80287e08 r7:eb6e1e60 r6:850fac00 r5:85509800 [ 1338.157634][ T32] r4:00000001 [ 1338.157687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.157726][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1338.157753][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.157795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.157840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.157872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.157934][ T32] r4:84a0a8c0 [ 1338.158239][ T32] INFO: task kworker/1:757:5142 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.171229][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.171406][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.171547][ T32] Call trace: [ 1338.171625][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.171688][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.171713][ T32] r4:00000000 [ 1338.171734][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.171872][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.171983][ T32] 5d20: 8cfc5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.172054][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.172085][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.172110][ T32] r5:800b0013 r4:80239bb0 [ 1338.172130][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.172172][ T32] r4:82ac21e4 [ 1338.172192][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.172345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.172470][ T32] r4:e0585dc0 [ 1338.172495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.172593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.172673][ T32] r4:00000000 [ 1338.172696][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.172810][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.172931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.172978][ T32] r5:00001000 r4:dfbdd000 [ 1338.173131][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.173176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.173253][ T32] r5:84be838c r4:84be8000 [ 1338.173278][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.173327][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.173362][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.173414][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.173436][ T32] r4:848ec200 [ 1338.173488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.173539][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.173598][ T32] r4:00000001 [ 1338.173621][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.173810][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.173840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.173869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.174630][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.175201][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1338.175825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.176114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.176439][ T32] r10:61c88647 r9:8550a400 r8:850fad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.177034][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) ** 6 printk messages dropped ** [ 1338.177844][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.195270][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.195337][ T32] 5d20: 8d368000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.195373][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.195401][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.195426][ T32] r5:800b0013 r4:80239bb0 [ 1338.195451][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.195495][ T32] r4:82ac21e4 [ 1338.195515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.195556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.195578][ T32] r4:e0585dc0 [ 1338.195630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.195676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.195732][ T32] r4:00000000 [ 1338.195794][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.195844][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.195866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.195912][ T32] r5:00001000 r4:dfbdd000 [ 1338.195935][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.195974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.196095][ T32] r5:84be838c r4:84be8000 [ 1338.196306][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.196436][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.196462][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.196744][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.196871][ T32] r4:848ec200 [ 1338.196992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.197047][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.197070][ T32] r4:00000001 [ 1338.197089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.197125][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.197151][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.197224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.197351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.197469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1338.197838][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.211757][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.212506][ T32] r5:00001000 r4:dfa7d000 ** 1 printk messages dropped ** [ 1338.212629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.212821][ T32] r7:ddde2d80 r6:83018200 r5:8545078c r4:850faf80 ** 5 printk messages dropped ** [ 1338.213358][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.214067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.215731][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1338.216003][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1338.216258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1338.216781][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.217126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.217562][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.217966][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c1e08 ** 8 printk messages dropped ** [ 1338.237235][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1338.237459][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.237888][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.238203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1338.249454][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1338.249721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1338.250090][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.250363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.250414][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.250459][ T32] r4:00000001 [ 1338.250520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.250559][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.250585][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.250612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.250669][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.250706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.250730][ T32] r4:849b9d40 [ 1338.250751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.250778][ T32] INFO: task kworker/1:761:5150 blocked for more than 464 seconds. [ 1338.250862][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.250893][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.250945][ T32] task:kworker/1:761 state:D stack:0 pid:5150 tgid:5150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.250994][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.251048][ T32] Call trace: [ 1338.251135][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.251188][ T32] r10:8291a684 r9:eb709d84 r8:00000002 r7:60000013 r6:eb709d8c r5:8550c800 [ 1338.251222][ T32] r4:8550c800 [ 1338.251245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.251288][ T32] r5:8550c800 r4:8291a680 [ 1338.251308][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.251346][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.251387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1338.251410][ T32] r4:00000000 [ 1338.251428][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.251461][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.251533][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.251578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a0af40 [ 1338.251601][ T32] r4:00000000 [ 1338.251630][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.251677][ T32] r9:83018205 r8:8550c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1338.251699][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.251750][ T32] r5:00001000 r4:eb713000 [ 1338.251792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.251834][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.251876][ T32] r5:854dff8c r4:854dfc00 [ 1338.251899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.251945][ T32] r7:ddde2d80 r6:83018200 r5:854dff8c r4:8479b000 [ 1338.251976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.252031][ T32] r10:61c88647 r9:8550c800 r8:8479b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.252081][ T32] r4:8479b000 [ 1338.252125][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.252194][ T32] r10:00000000 r9:8479b000 r8:80287e08 r7:eb6fde60 r6:8479b180 r5:8550c800 [ 1338.252220][ T32] r4:00000001 [ 1338.252331][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.252372][ T32] Exception stack(0xeb709fb0 to 0xeb709ff8) [ 1338.252399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.252427][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.252452][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.252522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.252568][ T32] r4:8501c0c0 [ 1338.252832][ T32] INFO: task kworker/1:761:5150 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.252867][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.252921][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.252974][ T32] Call trace: [ 1338.253008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.253094][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.253122][ T32] r4:00000000 [ 1338.253162][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.253205][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.253274][ T32] 5d20: 8dbc5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.253332][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.253368][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.253419][ T32] r5:800b0013 r4:80239bb0 [ 1338.253443][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.253485][ T32] r4:82ac21e4 [ 1338.253526][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.253586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.253632][ T32] r4:e0585dc0 [ 1338.253675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.253725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.253748][ T32] r4:00000000 [ 1338.253767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.253812][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.253834][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.253885][ T32] r5:00001000 r4:dfbdd000 [ 1338.253908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.253947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.254009][ T32] r5:84be838c r4:84be8000 [ 1338.254039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.254179][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.254354][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1338.254493][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.254733][ T32] INFO: task kworker/1:762:5151 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1338.254912][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.255123][ T32] r4:8550d400 [ 1338.255142][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.255194][ T32] r5:8550d400 r4:8291a680 [ 1338.255218][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.255257][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.255298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 [ 1338.255320][ T32] r4:00000000 [ 1338.255339][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.255394][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.255454][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.255529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c000 [ 1338.255577][ T32] r4:00000000 [ 1338.255602][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.255711][ T32] r9:83018205 r8:8550d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1338.255775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.255843][ T32] r5:00001000 r4:eb719000 [ 1338.255879][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.255951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.256086][ T32] r5:8545038c r4:85450000 [ 1338.256144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.256230][ T32] r7:ddde2d80 r6:83018200 r5:8545038c r4:8479b080 [ 1338.256275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.256362][ T32] r10:61c88647 r9:8550d400 r8:8479b0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.256439][ T32] r4:8479b080 [ 1338.256508][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.256642][ T32] r10:00000000 r9:8479b080 r8:80287e08 r7:eb6fde60 r6:8479b100 r5:8550d400 [ 1338.256728][ T32] r4:00000001 [ 1338.256775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.256849][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) [ 1338.256898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.256950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.257007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.257062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.257088][ T32] r4:8501c100 [ 1338.257346][ T32] INFO: task kworker/1:762:5151 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.257391][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.257494][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.257551][ T32] Call trace: [ 1338.257626][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.257691][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.257715][ T32] r4:00000000 [ 1338.257735][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.257817][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.257871][ T32] 5d20: 8dbc5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.257906][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.257932][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.257955][ T32] r5:800b0013 r4:80239bb0 [ 1338.258006][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.258066][ T32] r4:82ac21e4 [ 1338.258115][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.258162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.258184][ T32] r4:e0585dc0 [ 1338.278677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.278842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.278875][ T32] r4:00000000 [ 1338.278928][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.279046][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.279074][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.279120][ T32] r5:00001000 r4:dfbdd000 [ 1338.279153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.279217][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.279264][ T32] r5:84be838c r4:84be8000 [ 1338.279294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.279348][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.279369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.279418][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.279439][ T32] r4:848ec200 [ 1338.279459][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.279503][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.279525][ T32] r4:00000001 [ 1338.279544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.279592][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.279651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.279709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.279759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.279850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.279899][ T32] r4:849b9d40 [ 1338.279924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.279954][ T32] INFO: task kworker/1:763:5154 blocked for more than 464 seconds. [ 1338.279986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.280010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.280041][ T32] task:kworker/1:763 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.280112][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.280183][ T32] Call trace: [ 1338.280273][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.280368][ T32] r10:8291a684 r9:eb725d84 r8:00000002 r7:60000113 r6:eb725d8c r5:8550e000 [ 1338.280425][ T32] r4:8550e000 [ 1338.280450][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.280496][ T32] r5:8550e000 r4:8291a680 [ 1338.280516][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.280555][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.280596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 [ 1338.280631][ T32] r4:00000000 [ 1338.280653][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.280689][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.280795][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.280845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c700 [ 1338.280867][ T32] r4:00000000 [ 1338.280897][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.280945][ T32] r9:83018205 r8:8550e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1338.280967][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.281009][ T32] r5:00001000 r4:eac2f000 [ 1338.281063][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.281106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.281148][ T32] r5:8545138c r4:85451000 [ 1338.281168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.281242][ T32] r7:ddde2d80 r6:83018200 r5:8545138c r4:8479b200 [ 1338.281267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.281314][ T32] r10:61c88647 r9:8550e000 r8:8479b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.281336][ T32] r4:8479b200 [ 1338.281364][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.281413][ T32] r10:00000000 r9:8479b200 r8:80287e08 r7:eb6fde60 r6:8479b380 r5:8550e000 [ 1338.281466][ T32] r4:00000001 [ 1338.281508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.281581][ T32] Exception stack(0xeb725fb0 to 0xeb725ff8) [ 1338.281641][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.281672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.281719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.281756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.281779][ T32] r4:8501c200 [ 1338.282208][ T32] INFO: task kworker/1:763:5154 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.282243][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.282301][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.282371][ T32] Call trace: [ 1338.282401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.282450][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.282473][ T32] r4:00000000 [ 1338.282506][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.282570][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.282627][ T32] 5d20: 8e060000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.282664][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.282712][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.282738][ T32] r5:800b0013 r4:80239bb0 [ 1338.282803][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.282871][ T32] r4:82ac21e4 [ 1338.282891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.282951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.283054][ T32] r4:e0585dc0 [ 1338.283081][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.283137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.283184][ T32] r4:00000000 [ 1338.283207][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.283253][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.283295][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.283345][ T32] r5:00001000 r4:dfbdd000 [ 1338.283365][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.283430][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.283489][ T32] r5:84be838c r4:84be8000 [ 1338.283535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.283602][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.283632][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.283689][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.283715][ T32] r4:848ec200 [ 1338.283757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.283828][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.283858][ T32] r4:00000001 [ 1338.283894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.283933][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.283964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.284037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.284069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.284098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.284129][ T32] r4:849b9d40 [ 1338.284152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.284200][ T32] INFO: task kworker/1:764:5156 blocked for more than 464 seconds. [ 1338.284232][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.284255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.284296][ T32] task:kworker/1:764 state:D stack:0 pid:5156 tgid:5156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.284365][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.284433][ T32] Call trace: [ 1338.284522][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.284614][ T32] r10:8291a684 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:8550ec00 [ 1338.284656][ T32] r4:8550ec00 [ 1338.284697][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.284795][ T32] r5:8550ec00 r4:8291a680 [ 1338.284861][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.284948][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.284994][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1338.285067][ T32] r4:00000000 [ 1338.285092][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.285127][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.285164][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.285204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c400 [ 1338.285225][ T32] r4:00000000 [ 1338.285244][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.285287][ T32] r9:83018205 r8:8550ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1338.285308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.285360][ T32] r5:00001000 r4:e05f9000 [ 1338.285391][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.285481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.285533][ T32] r5:85450b8c r4:85450800 [ 1338.285554][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.285622][ T32] r7:ddde2d80 r6:83018200 r5:85450b8c r4:8479b280 [ 1338.285653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.285741][ T32] r10:61c88647 r9:8550ec00 r8:8479b2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.285767][ T32] r4:8479b280 [ 1338.285803][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.285851][ T32] r10:00000000 r9:8479b280 r8:80287e08 r7:eb725e60 r6:8479b480 r5:8550ec00 [ 1338.285873][ T32] r4:00000001 [ 1338.285893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.285928][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1338.285963][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.285994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.286049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.286083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.286146][ T32] r4:8501c200 [ 1338.286410][ T32] INFO: task kworker/1:764:5156 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.286467][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.286551][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.286594][ T32] Call trace: [ 1338.286623][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.286672][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.286736][ T32] r4:00000000 [ 1338.286760][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.286811][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.286886][ T32] 5d20: 8e060000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.286920][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.286946][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.286991][ T32] r5:800b0013 r4:80239bb0 [ 1338.287014][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.287081][ T32] r4:82ac21e4 [ 1338.287105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.287157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.287182][ T32] r4:e0585dc0 [ 1338.287202][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.287252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 3 printk messages dropped ** [ 1338.287415][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.287888][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.287983][ T32] r4:00000001 [ 1338.288003][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.288049][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.288084][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.288132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.288185][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.288228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.321075][ T32] r4:849b9d40 [ 1338.321162][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.321209][ T32] INFO: task kworker/1:765:5157 blocked for more than 464 seconds. [ 1338.321246][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.321293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.321328][ T32] task:kworker/1:765 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.321454][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.321522][ T32] Call trace: [ 1338.321576][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.321640][ T32] r10:8291a684 r9:eb711d84 r8:00000002 r7:60000013 r6:eb711d8c r5:85510000 [ 1338.321673][ T32] r4:85510000 [ 1338.321721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.321768][ T32] r5:85510000 r4:8291a680 [ 1338.321791][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.321830][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.321873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1338.321904][ T32] r4:00000000 [ 1338.321954][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.321993][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.322038][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.322079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c540 [ 1338.322111][ T32] r4:00000000 [ 1338.322177][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.322226][ T32] r9:83018205 r8:85510000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1338.322331][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.322376][ T32] r5:00001000 r4:eab1b000 [ 1338.322412][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.322455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.322498][ T32] r5:85450f8c r4:85450c00 [ 1338.322518][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.322564][ T32] r7:ddde2d80 r6:83018200 r5:85450f8c r4:8479b300 [ 1338.322607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.322657][ T32] r10:61c88647 r9:85510000 r8:8479b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.322680][ T32] r4:8479b300 [ 1338.322709][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.322807][ T32] r10:00000000 r9:8479b300 r8:80287e08 r7:eb725e60 r6:8479b580 r5:85510000 [ 1338.322855][ T32] r4:00000001 [ 1338.322894][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.322945][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) [ 1338.323005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.323048][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.323075][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.323103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.323126][ T32] r4:8501c640 [ 1338.323579][ T32] INFO: task kworker/1:765:5157 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.323634][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.324137][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 9 printk messages dropped ** [ 1338.324453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.324905][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.325292][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.325694][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.326166][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb619e08 ** 9 printk messages dropped ** [ 1338.326495][ T32] r5:00001000 r4:eae77000 ** 1 printk messages dropped ** [ 1338.326598][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.326704][ T32] r7:ddde2d80 r6:83018200 r5:8545178c r4:8479b400 [ 1338.326749][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.326801][ T32] r10:61c88647 r9:85510c00 r8:8479b42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.326848][ T32] r4:8479b400 [ 1338.326868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.326914][ T32] r10:00000000 r9:8479b400 r8:80287e08 r7:eb725e60 r6:8479b680 r5:85510c00 [ 1338.326958][ T32] r4:00000001 [ 1338.327004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.327086][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) [ 1338.327123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.327175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.327205][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.327234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.327256][ T32] r4:8501c6c0 [ 1338.327515][ T32] INFO: task kworker/1:766:5160 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.327550][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.327662][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.327759][ T32] Call trace: [ 1338.327828][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.327902][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.327962][ T32] r4:00000000 [ 1338.327995][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.328044][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.328073][ T32] 5d20: 8e80a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.328101][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.328152][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.328180][ T32] r5:800b0013 r4:80239bb0 [ 1338.328226][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.343367][ T32] r4:82ac21e4 [ 1338.343428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.343527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.343580][ T32] r4:e0585dc0 [ 1338.343626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.343705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.343764][ T32] r4:00000000 [ 1338.343802][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.343854][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.343900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.343953][ T32] r5:00001000 r4:dfbdd000 [ 1338.343975][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.344029][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.344097][ T32] r5:84be838c r4:84be8000 [ 1338.344136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.344202][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.344227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.344275][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.344297][ T32] r4:848ec200 [ 1338.344333][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.344383][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.344405][ T32] r4:00000001 [ 1338.344425][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.344463][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.344508][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.344569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.344975][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.345381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 ** 6 printk messages dropped ** [ 1338.345613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1338.345933][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.346178][ T32] r10:61c88647 r9:85511800 r8:8479b62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1338.346555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.347604][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.347825][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1338.348152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1338.361763][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1338.362006][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1338.362361][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1338.362600][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.363044][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.363088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 ** 2 printk messages dropped ** [ 1338.363161][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1338.363254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501c980 [ 1338.363287][ T32] r4:00000000 [ 1338.363337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.363416][ T32] r9:83018205 r8:85512400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1338.363461][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.363508][ T32] r5:00001000 r4:eafc5000 [ 1338.363528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.363607][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.363654][ T32] r5:85451b8c r4:85451800 [ 1338.363675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.363747][ T32] r7:ddde2d80 r6:83018200 r5:85451b8c r4:8479b500 [ 1338.363771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.363819][ T32] r10:61c88647 r9:85512400 r8:8479b52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.363842][ T32] r4:8479b500 [ 1338.363871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.363930][ T32] r10:00000000 r9:8479b500 r8:80287e08 r7:eb72de60 r6:8479b880 r5:85512400 [ 1338.363957][ T32] r4:00000001 [ 1338.363976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.364038][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1338.364079][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.364110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.364137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.364164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.364187][ T32] r4:8501c8c0 [ 1338.364638][ T32] INFO: task kworker/1:768:5164 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.364675][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.364815][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.364863][ T32] Call trace: [ 1338.364906][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.364980][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.365007][ T32] r4:00000000 [ 1338.365033][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.365095][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.365136][ T32] 5d20: 8f126000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.365175][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.365224][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.365288][ T32] r5:800b0013 r4:80239bb0 [ 1338.365346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.365392][ T32] r4:82ac21e4 [ 1338.365424][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.365476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.365505][ T32] r4:e0585dc0 [ 1338.365547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.365598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.365637][ T32] r4:00000000 [ 1338.365661][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.365716][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.365808][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.365853][ T32] r5:00001000 r4:dfbdd000 [ 1338.365874][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.365935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.366004][ T32] r5:84be838c r4:84be8000 [ 1338.366032][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.366220][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.366264][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.366319][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.366343][ T32] r4:848ec200 [ 1338.366361][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.366406][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.366522][ T32] r4:00000001 [ 1338.366544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.366580][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.366608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.366636][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.366662][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.366690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.366712][ T32] r4:849b9d40 [ 1338.366731][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.366771][ T32] INFO: task kworker/1:769:5167 blocked for more than 464 seconds. [ 1338.366805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.366870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.366895][ T32] task:kworker/1:769 state:D stack:0 pid:5167 tgid:5167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.367003][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.367050][ T32] Call trace: [ 1338.367123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.367171][ T32] r10:8291a684 r9:eb735d84 r8:00000002 r7:60000113 r6:eb735d8c r5:85513000 [ 1338.367194][ T32] r4:85513000 [ 1338.367215][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.367257][ T32] r5:85513000 r4:8291a680 [ 1338.367276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.367332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.367404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 [ 1338.367430][ T32] r4:00000000 [ 1338.367449][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.367484][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.367535][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.367579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501ce00 [ 1338.367602][ T32] r4:00000000 [ 1338.367621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.367664][ T32] r9:83018205 r8:85513000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1338.367685][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.367732][ T32] r5:00001000 r4:eb18b000 [ 1338.367783][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.367844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.367943][ T32] r5:8545278c r4:85452400 [ 1338.367967][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.368014][ T32] r7:ddde2d80 r6:83018200 r5:8545278c r4:8479b780 [ 1338.368070][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.368131][ T32] r10:61c88647 r9:85513000 r8:8479b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.368183][ T32] r4:8479b780 [ 1338.391522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.391682][ T32] r10:00000000 r9:8479b780 r8:80287e08 r7:eb72de60 r6:8479b980 r5:85513000 [ 1338.391711][ T32] r4:00000001 [ 1338.391827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.391875][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1338.391922][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.391955][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.391995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.392033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.392090][ T32] r4:8501cc40 [ 1338.392522][ T32] INFO: task kworker/1:769:5167 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.392562][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.392688][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.392740][ T32] Call trace: [ 1338.392801][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.392860][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.392884][ T32] r4:00000000 [ 1338.392904][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.392943][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.392971][ T32] 5d20: 8f56b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.393027][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1338.393249][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1338.393394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1338.393850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.394176][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.394473][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.394507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.394544][ T32] r4:849b9d40 [ 1338.394581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.394613][ T32] INFO: task kworker/1:770:5169 blocked for more than 464 seconds. [ 1338.394661][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.394690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.394717][ T32] task:kworker/1:770 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.394790][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.394910][ T32] Call trace: [ 1338.394971][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.395030][ T32] r10:8291a684 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:85513c00 [ 1338.395054][ T32] r4:85513c00 [ 1338.395102][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.395149][ T32] r5:85513c00 r4:8291a680 [ 1338.395174][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.395215][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.395258][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1338.395281][ T32] r4:00000000 [ 1338.395300][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.395334][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.395368][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.395408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8501cf80 [ 1338.395429][ T32] r4:00000000 [ 1338.395452][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.395498][ T32] r9:83018205 r8:85513c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1338.395566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.395641][ T32] r5:00001000 r4:eb1bd000 [ 1338.395664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.395707][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.395750][ T32] r5:85452b8c r4:85452800 [ 1338.395774][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.395847][ T32] r7:ddde2d80 r6:83018200 r5:85452b8c r4:8479b800 [ 1338.395879][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.396006][ T32] r10:61c88647 r9:85513c00 r8:8479b82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.396038][ T32] r4:8479b800 [ 1338.396118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.396207][ T32] r10:00000000 r9:8479b800 r8:80287e08 r7:eb735e60 r6:8479ba80 r5:85513c00 [ 1338.396234][ T32] r4:00000001 [ 1338.396305][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.396347][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1338.396399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.396457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.396487][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.396534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.396561][ T32] r4:8501cf00 [ 1338.396883][ T32] INFO: task kworker/1:770:5169 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.396926][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.397068][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.397145][ T32] Call trace: [ 1338.397206][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.397282][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.397336][ T32] r4:00000000 [ 1338.397386][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.397430][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.397461][ T32] 5d20: 8f56b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.397492][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.397517][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.397566][ T32] r5:800b0013 r4:80239bb0 [ 1338.397590][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.397682][ T32] r4:82ac21e4 [ 1338.397707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.397781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.397814][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1338.397878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1338.407799][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 3 printk messages dropped ** [ 1338.408726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.408891][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.408943][ T32] r4:00000001 [ 1338.408986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.409078][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.409161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.409239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.409305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.409375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.409449][ T32] r4:849b9d40 [ 1338.409534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.409605][ T32] INFO: task kworker/1:771:5171 blocked for more than 464 seconds. [ 1338.409673][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.409723][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.409792][ T32] task:kworker/1:771 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.409936][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.410040][ T32] Call trace: [ 1338.410158][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.410267][ T32] r10:8291a684 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:85514800 [ 1338.410342][ T32] r4:85514800 [ 1338.410393][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.410486][ T32] r5:85514800 r4:8291a680 [ 1338.410555][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.410655][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.410745][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1338.410799][ T32] r4:00000000 [ 1338.410871][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.410951][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.411087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.411203][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351000 [ 1338.411276][ T32] r4:00000000 [ 1338.411332][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.411439][ T32] r9:83018205 r8:85514800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1338.411498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.411596][ T32] r5:00001000 r4:eb20f000 [ 1338.411663][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.411778][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.411883][ T32] r5:8545338c r4:85453000 [ 1338.411936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.412075][ T32] r7:ddde2d80 r6:83018200 r5:8545338c r4:8479b900 [ 1338.412131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.412232][ T32] r10:61c88647 r9:85514800 r8:8479b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.412286][ T32] r4:8479b900 [ 1338.412332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.412423][ T32] r10:00000000 r9:8479b900 r8:80287e08 r7:eb739e60 r6:8479bb00 r5:85514800 [ 1338.412476][ T32] r4:00000001 [ 1338.412525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.412603][ T32] Exception stack(0xeb73dfb0 to 0xeb73dff8) [ 1338.412661][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.412721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.412775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.412832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.412881][ T32] r4:8501cf40 [ 1338.413613][ T32] INFO: task kworker/1:771:5171 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.413723][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.413896][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.414054][ T32] Call trace: [ 1338.414129][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.414233][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.414283][ T32] r4:00000000 [ 1338.414348][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.414442][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.414509][ T32] 5d20: 8f56b000 edb7b000 00000001 80239b98 7f067000 00000001 ** 3 printk messages dropped ** [ 1338.414776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1338.415692][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1338.416324][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1338.416714][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1338.417287][ T32] INFO: task kworker/1:772:5173 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.418014][ T32] r4:85515400 ** 4 printk messages dropped ** [ 1338.452480][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 ** 9 printk messages dropped ** [ 1338.453313][ T32] r5:00001000 r4:eb1e9000 ** 1 printk messages dropped ** [ 1338.453482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.453600][ T32] r5:85452f8c r4:85452c00 [ 1338.453662][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.453777][ T32] r7:ddde2d80 r6:83018200 r5:85452f8c r4:8479bb80 [ 1338.453835][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.453944][ T32] r10:61c88647 r9:85515400 r8:8479bbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.454002][ T32] r4:8479bb80 [ 1338.454084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.454215][ T32] r10:00000000 r9:8479bb80 r8:80287e08 r7:eb73de60 r6:8479bc80 r5:85515400 [ 1338.454277][ T32] r4:00000001 [ 1338.454328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.454417][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1338.454486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.454574][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.454679][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.454777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.454862][ T32] r4:85351100 [ 1338.455668][ T32] INFO: task kworker/1:772:5173 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.455758][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.455966][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.456126][ T32] Call trace: [ 1338.456223][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.456338][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.456413][ T32] r4:00000000 [ 1338.456483][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.456587][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.456683][ T32] 5d20: 8f82d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.456755][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.456819][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.456878][ T32] r5:800b0013 r4:80239bb0 [ 1338.456932][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.457037][ T32] r4:82ac21e4 [ 1338.457112][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.457218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.457292][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1338.457452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 6 printk messages dropped ** [ 1338.458067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1338.479841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1338.480285][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.480770][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1338.481290][ T32] r10:8291a684 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:85516000 ** 6 printk messages dropped ** [ 1338.481881][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.482213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853512c0 ** 6 printk messages dropped ** [ 1338.482791][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.482906][ T32] r5:8545378c r4:85453400 [ 1338.482971][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1338.483164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1338.483415][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1338.483578][ T32] r4:00000001 [ 1338.483626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.483736][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1338.483806][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.483877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.483946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.484103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.484171][ T32] r4:85351100 [ 1338.484942][ T32] INFO: task kworker/1:773:5174 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.485041][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.485170][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.485286][ T32] Call trace: [ 1338.485359][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.485471][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.485534][ T32] r4:00000000 [ 1338.485585][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.485700][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.485776][ T32] 5d20: 8f979000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.485849][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.485910][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.485990][ T32] r5:800b0013 r4:80239bb0 [ 1338.486048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.486163][ T32] r4:82ac21e4 [ 1338.486222][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.486340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.486402][ T32] r4:e0585dc0 [ 1338.486452][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.486573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.486637][ T32] r4:00000000 [ 1338.486690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.486798][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.486877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.486994][ T32] r5:00001000 r4:dfbdd000 [ 1338.487060][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.487174][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.487298][ T32] r5:84be838c r4:84be8000 [ 1338.487364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.487469][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.487526][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.487644][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.487705][ T32] r4:848ec200 [ 1338.487754][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.487859][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.487916][ T32] r4:00000001 [ 1338.487966][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.488078][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.488159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.488235][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.515694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.515819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.515882][ T32] r4:849b9d40 [ 1338.515963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.516046][ T32] INFO: task kworker/1:774:5177 blocked for more than 465 seconds. [ 1338.516123][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.516183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.516238][ T32] task:kworker/1:774 state:D stack:0 pid:5177 tgid:5177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.516393][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.516547][ T32] Call trace: [ 1338.516665][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.516786][ T32] r10:8291a684 r9:eb745d84 r8:00000002 r7:60000113 r6:eb745d8c r5:85516c00 [ 1338.516847][ T32] r4:85516c00 [ 1338.516897][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.516994][ T32] r5:85516c00 r4:8291a680 [ 1338.517057][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.517148][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.517262][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1338.517324][ T32] r4:00000000 [ 1338.517375][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.517459][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.517550][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.517674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351340 [ 1338.517745][ T32] r4:00000000 [ 1338.517828][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.517956][ T32] r9:83018205 r8:85516c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1338.518037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.518139][ T32] r5:00001000 r4:eb259000 [ 1338.518276][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.535502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.535690][ T32] r5:85453b8c r4:85453800 [ 1338.535782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.535929][ T32] r7:ddde2d80 r6:83018200 r5:85453b8c r4:8479bd00 [ 1338.535991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.536113][ T32] r10:61c88647 r9:85516c00 r8:8479bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.536171][ T32] r4:8479bd00 [ 1338.536227][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.536337][ T32] r10:00000000 r9:8479bd00 r8:80287e08 r7:eb729e60 r6:8479be00 r5:85516c00 [ 1338.536400][ T32] r4:00000001 [ 1338.536456][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.536554][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1338.536782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.536860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.536931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.537000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.537093][ T32] r4:85351280 [ 1338.537872][ T32] INFO: task kworker/1:774:5177 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.537964][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.538167][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.542935][ T32] Call trace: [ 1338.543080][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.543211][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.543270][ T32] r4:00000000 [ 1338.543319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.543410][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.543501][ T32] 5d20: 8fe23000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.543584][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.543644][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.543701][ T32] r5:800b0013 r4:80239bb0 [ 1338.543800][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.543893][ T32] r4:82ac21e4 [ 1338.543976][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.544094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.544153][ T32] r4:e0585dc0 [ 1338.544227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.544325][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.544412][ T32] r4:00000000 [ 1338.544469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.544573][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.544637][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.544739][ T32] r5:00001000 r4:dfbdd000 [ 1338.544814][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.544920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.545027][ T32] r5:84be838c r4:84be8000 [ 1338.545087][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.545214][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.545275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.545382][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.545437][ T32] r4:848ec200 [ 1338.545486][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.545594][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.545671][ T32] r4:00000001 [ 1338.545726][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.545813][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.545876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.545942][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.546006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.546082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.546150][ T32] r4:849b9d40 [ 1338.546207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.546268][ T32] INFO: task kworker/1:775:5179 blocked for more than 465 seconds. [ 1338.546371][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.546436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.546483][ T32] task:kworker/1:775 state:D stack:0 pid:5179 tgid:5179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.546590][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.546874][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.547111][ T32] r10:8291a684 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:848a5400 ** 4 printk messages dropped ** [ 1338.547535][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.547998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351540 ** 6 printk messages dropped ** [ 1338.570723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.570840][ T32] r5:85453f8c r4:85453c00 [ 1338.570920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.571045][ T32] r7:ddde2d80 r6:83018200 r5:85453f8c r4:8479be80 [ 1338.571099][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.571208][ T32] r10:61c88647 r9:848a5400 r8:8479beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.571261][ T32] r4:8479be80 [ 1338.571338][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.571445][ T32] r10:00000000 r9:8479be80 r8:80287e08 r7:eb745e60 r6:85328000 r5:848a5400 [ 1338.571496][ T32] r4:00000001 [ 1338.571543][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.571628][ T32] Exception stack(0xeb751fb0 to 0xeb751ff8) [ 1338.571758][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.571838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.571942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.572024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.572081][ T32] r4:85351380 [ 1338.572854][ T32] INFO: task kworker/1:775:5179 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.572984][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.573276][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.573430][ T32] Call trace: [ 1338.573510][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.573674][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.573802][ T32] r4:00000000 [ 1338.573872][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.573964][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.574038][ T32] 5d20: 90078000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.574179][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.574281][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.574335][ T32] r5:800b0013 r4:80239bb0 [ 1338.574418][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.574519][ T32] r4:82ac21e4 [ 1338.574572][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.574699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.574807][ T32] r4:e0585dc0 [ 1338.575024][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.575153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.575208][ T32] r4:00000000 [ 1338.575258][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.575358][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.575561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.575722][ T32] r5:00001000 r4:dfbdd000 [ 1338.575779][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.575870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.575963][ T32] r5:84be838c r4:84be8000 [ 1338.576037][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.576183][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.576324][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.576436][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.576547][ T32] r4:848ec200 [ 1338.576627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.576730][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.576809][ T32] r4:00000001 [ 1338.576862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.576950][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.577033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.577122][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.577194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.577267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.577343][ T32] r4:849b9d40 [ 1338.577402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.577473][ T32] INFO: task kworker/1:776:5181 blocked for more than 465 seconds. [ 1338.577552][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1338.577856][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.602430][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.602849][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.603388][ T32] r5:00001000 r4:eb519000 ** 1 printk messages dropped ** [ 1338.603539][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.603633][ T32] r5:851c438c r4:851c4000 [ 1338.603681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.604009][ T32] r10:61c88647 r9:848a3000 r8:8479bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.604379][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.604678][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.604758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.604835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.604890][ T32] r4:85351500 [ 1338.605649][ T32] INFO: task kworker/1:776:5181 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.605793][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.605979][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.606116][ T32] Call trace: [ 1338.606229][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.606352][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.606411][ T32] r4:00000000 [ 1338.606467][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.606567][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.606651][ T32] 5d20: 901e7000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.606721][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.606784][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.606867][ T32] r5:800b0013 r4:80239bb0 [ 1338.606922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.607027][ T32] r4:82ac21e4 [ 1338.607079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.607176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.607231][ T32] r4:e0585dc0 [ 1338.607280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.607376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.607427][ T32] r4:00000000 [ 1338.607476][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.607633][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.607695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.607813][ T32] r5:00001000 r4:dfbdd000 [ 1338.607873][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.607981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.608095][ T32] r5:84be838c r4:84be8000 [ 1338.608148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.623409][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.623530][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.623667][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.623730][ T32] r4:848ec200 [ 1338.623832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.623991][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.624117][ T32] r4:00000001 [ 1338.624174][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.624265][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.624349][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.624424][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.624530][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.624604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.624658][ T32] r4:849b9d40 [ 1338.624712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.624797][ T32] INFO: task kworker/1:777:5183 blocked for more than 465 seconds. [ 1338.624871][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.624928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.624994][ T32] task:kworker/1:777 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.625129][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.625232][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.625429][ T32] r10:8291a684 r9:eb761d84 r8:00000002 r7:60000013 r6:eb761d8c r5:848a3c00 ** 5 printk messages dropped ** [ 1338.625975][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 ** 4 printk messages dropped ** [ 1338.626441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351700 ** 4 printk messages dropped ** [ 1338.626846][ T32] r5:00001000 r4:eb52f000 ** 1 printk messages dropped ** [ 1338.626990][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.627096][ T32] r5:851c478c r4:851c4400 [ 1338.627146][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.627246][ T32] r7:ddde2d80 r6:83018200 r5:851c478c r4:850faf00 [ 1338.627295][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1338.627514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.627978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1338.628228][ T32] r4:85351880 ** 2 printk messages dropped ** [ 1338.649833][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1338.650329][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1338.651090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1338.651715][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1338.652363][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1338.652590][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.652993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1338.653394][ T32] task:kworker/1:778 state:D stack:0 pid:5185 tgid:5185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.653503][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.653588][ T32] Call trace: [ 1338.653710][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.653858][ T32] r10:8291a684 r9:eb765d84 r8:00000002 r7:60000113 r6:eb765d8c r5:848a6c00 [ 1338.653970][ T32] r4:848a6c00 [ 1338.654043][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.654150][ T32] r5:848a6c00 r4:8291a680 [ 1338.654200][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.654298][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.654397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1338.654441][ T32] r4:00000000 [ 1338.654494][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.654571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.654641][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.654750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351b40 [ 1338.654808][ T32] r4:00000000 [ 1338.654883][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.654988][ T32] r9:83018205 r8:848a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1338.655060][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.655157][ T32] r5:00001000 r4:eb549000 [ 1338.655223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.655306][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.655357][ T32] r5:851c4f8c r4:851c4c00 [ 1338.655382][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.655432][ T32] r7:ddde2d80 r6:83018200 r5:851c4f8c r4:850fad80 [ 1338.655456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.655504][ T32] r10:61c88647 r9:848a6c00 r8:850fadac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.655526][ T32] r4:850fad80 [ 1338.655545][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.655607][ T32] r10:00000000 r9:850fad80 r8:80287e08 r7:eb761e60 r6:85328180 r5:848a6c00 [ 1338.655635][ T32] r4:00000001 [ 1338.655717][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.655757][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) [ 1338.655787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.655815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.655840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.655917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.655943][ T32] r4:853518c0 [ 1338.656224][ T32] INFO: task kworker/1:778:5185 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.656262][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.656318][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.656388][ T32] Call trace: [ 1338.656458][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.656513][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.656536][ T32] r4:00000000 [ 1338.656576][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.656671][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.656704][ T32] 5d20: 90951000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.656762][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.656791][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.656836][ T32] r5:800b0013 r4:80239bb0 [ 1338.656860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.656902][ T32] r4:82ac21e4 [ 1338.656943][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.657020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.657074][ T32] r4:e0585dc0 [ 1338.657097][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.657140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.657185][ T32] r4:00000000 [ 1338.657208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.657290][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.657315][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.657357][ T32] r5:00001000 r4:dfbdd000 [ 1338.657376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.657443][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.657487][ T32] r5:84be838c r4:84be8000 [ 1338.657540][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.657590][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.657612][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.657713][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.657745][ T32] r4:848ec200 [ 1338.657764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.657850][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.657882][ T32] r4:00000001 [ 1338.657901][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.657936][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.657962][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.657990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.658021][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.658050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.658071][ T32] r4:849b9d40 [ 1338.658091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.658114][ T32] INFO: task kworker/1:779:5186 blocked for more than 465 seconds. [ 1338.658152][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.658242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1338.682561][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1338.682781][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.683131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351980 ** 6 printk messages dropped ** [ 1338.683496][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.683537][ T32] r5:851c4b8c r4:851c4800 ** 1 printk messages dropped ** [ 1338.683603][ T32] r7:ddde2d80 r6:83018200 r5:851c4b8c r4:851ad000 ** 1 printk messages dropped ** [ 1338.683710][ T32] r10:61c88647 r9:848a6000 r8:851ad02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1338.683792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.683846][ T32] r10:00000000 r9:851ad000 r8:80287e08 r7:eb765e60 r6:85328200 r5:848a6000 [ 1338.683869][ T32] r4:00000001 [ 1338.683888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.683966][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 1338.684002][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.684053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.684110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.684142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.684165][ T32] r4:85351a80 [ 1338.684588][ T32] INFO: task kworker/1:779:5186 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.684623][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.684722][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.684793][ T32] Call trace: [ 1338.684844][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.684896][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.684919][ T32] r4:00000000 [ 1338.684975][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.685042][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.685076][ T32] 5d20: 90ad4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.685105][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.685131][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.685154][ T32] r5:800b0013 r4:80239bb0 [ 1338.685174][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.685215][ T32] r4:82ac21e4 [ 1338.685261][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.685333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.685359][ T32] r4:e0585dc0 [ 1338.685380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.685422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.685449][ T32] r4:00000000 [ 1338.685479][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.685529][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.685552][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.685594][ T32] r5:00001000 r4:dfbdd000 [ 1338.685614][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.685695][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.685741][ T32] r5:84be838c r4:84be8000 [ 1338.685772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.685821][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.685843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.685911][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.685936][ T32] r4:848ec200 [ 1338.685956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.686001][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.686052][ T32] r4:00000001 [ 1338.686095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.686134][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.686159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.686187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.686214][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.686242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.686274][ T32] r4:849b9d40 [ 1338.686306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.686337][ T32] INFO: task kworker/1:780:5189 blocked for more than 465 seconds. [ 1338.686370][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.686395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.686437][ T32] task:kworker/1:780 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.686484][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.686541][ T32] Call trace: [ 1338.686604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.686663][ T32] r10:8291a684 r9:eb76dd84 r8:00000002 r7:60000113 r6:eb76dd8c r5:848a4800 [ 1338.686689][ T32] r4:848a4800 [ 1338.686738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.686783][ T32] r5:848a4800 r4:8291a680 [ 1338.686803][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.686863][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.686919][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 [ 1338.686945][ T32] r4:00000000 [ 1338.686974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.687032][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.687071][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.687140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb640 [ 1338.687189][ T32] r4:00000000 [ 1338.687232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.687279][ T32] r9:83018205 r8:848a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1338.687301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.687362][ T32] r5:00001000 r4:eb5e3000 [ 1338.687387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.687438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.687484][ T32] r5:851c778c r4:851c7400 [ 1338.687504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.687586][ T32] r7:ddde2d80 r6:83018200 r5:851c778c r4:851ad180 [ 1338.687624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.687673][ T32] r10:61c88647 r9:848a4800 r8:851ad1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.687695][ T32] r4:851ad180 [ 1338.687714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.687790][ T32] r10:00000000 r9:851ad180 r8:80287e08 r7:eb765e60 r6:85328280 r5:848a4800 [ 1338.687836][ T32] r4:00000001 [ 1338.687858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.687894][ T32] Exception stack(0xeb76dfb0 to 0xeb76dff8) [ 1338.687922][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.687950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.687976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.688003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.688031][ T32] r4:85351b00 [ 1338.700393][ T32] INFO: task kworker/1:780:5189 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.700478][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.700602][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.700661][ T32] Call trace: [ 1338.700693][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.700761][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.700789][ T32] r4:00000000 [ 1338.700874][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.700984][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.701022][ T32] 5d20: 90fbc000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.701052][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.701077][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.701110][ T32] r5:800b0013 r4:80239bb0 [ 1338.701134][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.701176][ T32] r4:82ac21e4 [ 1338.701196][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.701238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.701260][ T32] r4:e0585dc0 [ 1338.701278][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.701320][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.701342][ T32] r4:00000000 [ 1338.701362][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.701406][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.701428][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.701475][ T32] r5:00001000 r4:dfbdd000 [ 1338.701497][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.701537][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.701579][ T32] r5:84be838c r4:84be8000 [ 1338.701599][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.701646][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.701669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.701726][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.701752][ T32] r4:848ec200 [ 1338.701793][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.701842][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.701864][ T32] r4:00000001 [ 1338.701893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.701931][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1338.702032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.702351][ T32] task:kworker/1:781 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.702761][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.703083][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.703214][ T32] r5:00001000 r4:eb55b000 ** 1 printk messages dropped ** [ 1338.703304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.703345][ T32] r5:851c538c r4:851c5000 [ 1338.703397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.703448][ T32] r7:ddde2d80 r6:83018200 r5:851c538c r4:851ad080 [ 1338.703468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.703514][ T32] r10:61c88647 r9:84950000 r8:851ad0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.703536][ T32] r4:851ad080 [ 1338.703577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.703625][ T32] r10:00000000 r9:851ad080 r8:80287e08 r7:eb76de60 r6:85328300 r5:84950000 [ 1338.703668][ T32] r4:00000001 [ 1338.703690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.703726][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1338.703752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.703780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.703805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.703833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.703868][ T32] r4:85351c00 [ 1338.704269][ T32] INFO: task kworker/1:781:5191 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.704304][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.704409][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.704458][ T32] Call trace: [ 1338.704524][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.704578][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.704601][ T32] r4:00000000 [ 1338.704641][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.704684][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.704720][ T32] 5d20: 90fbc000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.704752][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.704790][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.704827][ T32] r5:800b0013 r4:80239bb0 [ 1338.704885][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.704929][ T32] r4:82ac21e4 [ 1338.704959][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.705021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.705056][ T32] r4:e0585dc0 [ 1338.705108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.705196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.705222][ T32] r4:00000000 [ 1338.705262][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.705312][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.705334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.705376][ T32] r5:00001000 r4:dfbdd000 [ 1338.705396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.705438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.705485][ T32] r5:84be838c r4:84be8000 [ 1338.705529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.705588][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.705610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.705666][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.705692][ T32] r4:848ec200 [ 1338.705712][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.705759][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.705803][ T32] r4:00000001 [ 1338.705839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.705887][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.705917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.705946][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.705972][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.706014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.706066][ T32] r4:849b9d40 [ 1338.706090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.706135][ T32] INFO: task kworker/1:782:5192 blocked for more than 465 seconds. [ 1338.706166][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.706189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.706239][ T32] task:kworker/1:782 state:D stack:0 pid:5192 tgid:5192 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.706287][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.706329][ T32] Call trace: [ 1338.706379][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.706455][ T32] r10:8291a684 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:84950c00 [ 1338.706481][ T32] r4:84950c00 [ 1338.706502][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.706559][ T32] r5:84950c00 r4:8291a680 [ 1338.706582][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.706621][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.706662][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1338.706684][ T32] r4:00000000 [ 1338.706722][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.706760][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.706853][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.706907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351d40 [ 1338.706952][ T32] r4:00000000 [ 1338.706976][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.707047][ T32] r9:83018205 r8:84950c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1338.707081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.707162][ T32] r5:00001000 r4:eb567000 [ 1338.707186][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.707225][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.707266][ T32] r5:851c578c r4:851c5400 [ 1338.707285][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.707358][ T32] r7:ddde2d80 r6:83018200 r5:851c578c r4:851ad100 [ 1338.707390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.707449][ T32] r10:61c88647 r9:84950c00 r8:851ad12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.707494][ T32] r4:851ad100 [ 1338.707541][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.707602][ T32] r10:00000000 r9:851ad100 r8:80287e08 r7:eb76de60 r6:85328380 r5:84950c00 [ 1338.707628][ T32] r4:00000001 [ 1338.707647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.707705][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1338.707734][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.707797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.708156][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.732839][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.732975][ T32] Call trace: [ 1338.733073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.733153][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.733186][ T32] r4:00000000 [ 1338.733209][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.733308][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.733345][ T32] 5d20: 91251000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.733403][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.733460][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.733489][ T32] r5:800b0013 r4:80239bb0 [ 1338.733512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.733558][ T32] r4:82ac21e4 [ 1338.733579][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.733678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.733739][ T32] r4:e0585dc0 [ 1338.733767][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.733813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.733869][ T32] r4:00000000 [ 1338.733895][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.733949][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.733972][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.734017][ T32] r5:00001000 r4:dfbdd000 [ 1338.734045][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.734115][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.734163][ T32] r5:84be838c r4:84be8000 [ 1338.734193][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.734244][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.734266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.734313][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.734335][ T32] r4:848ec200 [ 1338.734369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.734448][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.734476][ T32] r4:00000001 [ 1338.734540][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.734581][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.734698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.734742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.734772][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.734801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.734878][ T32] r4:849b9d40 [ 1338.734944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.735004][ T32] INFO: task kworker/1:783:5194 blocked for more than 465 seconds. [ 1338.735044][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.735071][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.735128][ T32] task:kworker/1:783 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.735216][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.735266][ T32] Call trace: [ 1338.735355][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.735438][ T32] r10:8291a684 r9:eb781d84 r8:00000002 r7:60000013 r6:eb781d8c r5:84952400 [ 1338.735467][ T32] r4:84952400 [ 1338.735490][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.735533][ T32] r5:84952400 r4:8291a680 [ 1338.735556][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.735597][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.735640][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [ 1338.735678][ T32] r4:00000000 [ 1338.735705][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.735742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.735794][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.735840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351ec0 [ 1338.735864][ T32] r4:00000000 [ 1338.735882][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.735926][ T32] r9:83018205 r8:84952400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1338.735953][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.736026][ T32] r5:00001000 r4:eb579000 [ 1338.736053][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.736106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.736159][ T32] r5:851c5b8c r4:851c5800 [ 1338.736181][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.736227][ T32] r7:ddde2d80 r6:83018200 r5:851c5b8c r4:851ad280 [ 1338.736267][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.736345][ T32] r10:61c88647 r9:84952400 r8:851ad2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.736372][ T32] r4:851ad280 [ 1338.736392][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.736438][ T32] r10:00000000 r9:851ad280 r8:80287e08 r7:eb76de60 r6:85328400 r5:84952400 [ 1338.736489][ T32] r4:00000001 [ 1338.736514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.736550][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1338.736639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.736676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.736714][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.736744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.736819][ T32] r4:85351e40 [ 1338.737378][ T32] INFO: task kworker/1:783:5194 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.737444][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.737600][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.737702][ T32] Call trace: [ 1338.737762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.737846][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.737901][ T32] r4:00000000 [ 1338.737953][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.738000][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.738030][ T32] 5d20: 91251000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.738059][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.738085][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.738109][ T32] r5:800b0013 r4:80239bb0 [ 1338.738156][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.738203][ T32] r4:82ac21e4 [ 1338.755756][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.755933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.755966][ T32] r4:e0585dc0 [ 1338.756001][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.756061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.756085][ T32] r4:00000000 [ 1338.756105][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.756153][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.756176][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.756224][ T32] r5:00001000 r4:dfbdd000 [ 1338.756246][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.756298][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.756345][ T32] r5:84be838c r4:84be8000 [ 1338.756423][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.756508][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.756535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.756635][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.756664][ T32] r4:848ec200 [ 1338.756697][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.756753][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.756777][ T32] r4:00000001 [ 1338.756796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.756834][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.756865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.756894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.756954][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.757016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.757168][ T32] r4:849b9d40 [ 1338.757196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.757259][ T32] INFO: task kworker/1:784:5196 blocked for more than 465 seconds. [ 1338.757299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.757325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.757349][ T32] task:kworker/1:784 state:D stack:0 pid:5196 tgid:5196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.757526][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.757574][ T32] Call trace: [ 1338.757608][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.757661][ T32] r10:8291a684 r9:eb789d84 r8:00000002 r7:60000013 r6:eb789d8c r5:84951800 [ 1338.757685][ T32] r4:84951800 [ 1338.757726][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.757772][ T32] r5:84951800 r4:8291a680 [ 1338.757794][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.757832][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.757873][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb789e08 [ 1338.757907][ T32] r4:00000000 [ 1338.757930][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.757969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.758034][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.758081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85351f40 [ 1338.758106][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.758227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1338.768957][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.769006][ T32] r5:851c5f8c r4:851c5c00 [ 1338.769034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1338.769207][ T32] r10:61c88647 r9:84951800 r8:851ad22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.769493][ T32] Exception stack(0xeb789fb0 to 0xeb789ff8) ** 3 printk messages dropped ** [ 1338.769674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1338.770358][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.770622][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.770741][ T32] 5d20: 91784000 edb7b000 00000001 80239b98 7f067000 00000001 ** 7 printk messages dropped ** [ 1338.771037][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1338.771336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.771656][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.771710][ T32] r4:848ec200 [ 1338.771732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.771778][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.771828][ T32] r4:00000001 [ 1338.771851][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.771888][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.771968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.772000][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.772059][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.772091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.772113][ T32] r4:849b9d40 [ 1338.772134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.772176][ T32] INFO: task kworker/1:785:5199 blocked for more than 465 seconds. [ 1338.772319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.772348][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.772372][ T32] task:kworker/1:785 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.772451][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.772537][ T32] Call trace: [ 1338.772702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.772843][ T32] r10:8291a684 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:84953000 [ 1338.772897][ T32] r4:84953000 [ 1338.772948][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.772995][ T32] r5:84953000 r4:8291a680 [ 1338.773060][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.773176][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.773249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1338.773301][ T32] r4:00000000 [ 1338.773325][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.773361][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.773423][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.773467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb000 [ 1338.773585][ T32] r4:00000000 [ 1338.773637][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.773713][ T32] r9:83018205 r8:84953000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1338.773796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.773849][ T32] r5:00001000 r4:eb597000 [ 1338.773870][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.773910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.773952][ T32] r5:851c638c r4:851c6000 [ 1338.773973][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.774017][ T32] r7:ddde2d80 r6:83018200 r5:851c638c r4:851ad400 [ 1338.774073][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.774132][ T32] r10:61c88647 r9:84953000 r8:851ad42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.774167][ T32] r4:851ad400 [ 1338.774219][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.774298][ T32] r10:00000000 r9:851ad400 r8:80287e08 r7:eb76de60 r6:85328500 r5:84953000 [ 1338.774325][ T32] r4:00000001 [ 1338.774360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.774400][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1338.774426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.774455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.774492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.774524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.774574][ T32] r4:848eb080 [ 1338.774855][ T32] INFO: task kworker/1:785:5199 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.774907][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.775029][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.775111][ T32] Call trace: [ 1338.775150][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.775200][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.775224][ T32] r4:00000000 [ 1338.775285][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.775335][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.775374][ T32] 5d20: 91784000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.775490][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.775523][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.775549][ T32] r5:800b0013 r4:80239bb0 [ 1338.775569][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.775609][ T32] r4:82ac21e4 [ 1338.775629][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.775710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.775738][ T32] r4:e0585dc0 [ 1338.775759][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.775800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.775823][ T32] r4:00000000 [ 1338.775842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.775907][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.775986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.776064][ T32] r5:00001000 r4:dfbdd000 [ 1338.776116][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.776159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.776228][ T32] r5:84be838c r4:84be8000 [ 1338.776252][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.776299][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.776323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.776370][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.776392][ T32] r4:848ec200 [ 1338.776438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.776487][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.776510][ T32] r4:00000001 [ 1338.776530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.776576][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.776623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.776679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.776715][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.776778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.776805][ T32] r4:849b9d40 [ 1338.776846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.776953][ T32] INFO: task kworker/1:786:5200 blocked for more than 465 seconds. [ 1338.776986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.777011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.777038][ T32] task:kworker/1:786 state:D stack:0 pid:5200 tgid:5200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.777116][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.777184][ T32] Call trace: [ 1338.777218][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.777264][ T32] r10:8291a684 r9:eb795d84 r8:00000002 r7:60000113 r6:eb795d8c r5:84954800 [ 1338.777287][ T32] r4:84954800 [ 1338.777308][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.777377][ T32] r5:84954800 r4:8291a680 [ 1338.777400][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.777440][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.777481][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb795e08 [ 1338.777502][ T32] r4:00000000 [ 1338.777521][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.777608][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.777680][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.777755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb240 [ 1338.777803][ T32] r4:00000000 [ 1338.777840][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.777953][ T32] r9:83018205 r8:84954800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1338.778007][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.778059][ T32] r5:00001000 r4:eb5a3000 [ 1338.778093][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.778140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.778185][ T32] r5:851c678c r4:851c6400 [ 1338.778234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.793458][ T32] r7:ddde2d80 r6:83018200 r5:851c678c r4:851ad380 [ 1338.793569][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.793648][ T32] r10:61c88647 r9:84954800 r8:851ad3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.793673][ T32] r4:851ad380 [ 1338.793757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.793900][ T32] r10:00000000 r9:851ad380 r8:80287e08 r7:eb76de60 r6:85328580 r5:84954800 [ 1338.794126][ T32] r4:00000001 [ 1338.794226][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.794281][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1338.794315][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.794344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.794400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.794432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.794456][ T32] r4:848eb080 [ 1338.794905][ T32] INFO: task kworker/1:786:5200 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.794946][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.795113][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.795168][ T32] Call trace: [ 1338.795228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.795313][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.795343][ T32] r4:00000000 [ 1338.795364][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.795403][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.795431][ T32] 5d20: 91911000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.795465][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.795491][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.795514][ T32] r5:800b0013 r4:80239bb0 [ 1338.795634][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.795681][ T32] r4:82ac21e4 [ 1338.795702][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.795744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.795843][ T32] r4:e0585dc0 [ 1338.795867][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.795923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.795961][ T32] r4:00000000 [ 1338.795984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.796066][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.796092][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.796136][ T32] r5:00001000 r4:dfbdd000 [ 1338.796156][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.796197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.796239][ T32] r5:84be838c r4:84be8000 [ 1338.796286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.796337][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.796372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.796422][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.796473][ T32] r4:848ec200 [ 1338.796496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.796543][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.796565][ T32] r4:00000001 [ 1338.796640][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.796783][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.796911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.796944][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.796970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.797449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.797477][ T32] r4:849b9d40 [ 1338.797526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.797559][ T32] INFO: task kworker/1:787:5202 blocked for more than 465 seconds. [ 1338.797607][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.797691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.797715][ T32] task:kworker/1:787 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.798029][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.798142][ T32] Call trace: [ 1338.798176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.822062][ T32] r10:8291a684 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:84956000 [ 1338.822171][ T32] r4:84956000 [ 1338.822205][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.822294][ T32] r5:84956000 r4:8291a680 [ 1338.822319][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.822361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.822404][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1338.822517][ T32] r4:00000000 [ 1338.822541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.822754][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.822806][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.822868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb380 [ 1338.822894][ T32] r4:00000000 [ 1338.822943][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.822995][ T32] r9:83018205 r8:84956000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.823018][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.823065][ T32] r5:00001000 r4:eb5b5000 [ 1338.823087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.823126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.823199][ T32] r5:851c6b8c r4:851c6800 [ 1338.823420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.823532][ T32] r7:ddde2d80 r6:83018200 r5:851c6b8c r4:851ad480 [ 1338.823558][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.823608][ T32] r10:61c88647 r9:84956000 r8:851ad4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.823632][ T32] r4:851ad480 [ 1338.823693][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.823837][ T32] r10:00000000 r9:851ad480 r8:80287e08 r7:eb76de60 r6:85328600 r5:84956000 [ 1338.823864][ T32] r4:00000001 [ 1338.823885][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.823926][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1338.824066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.824100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.824127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.824157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.824190][ T32] r4:848eb200 [ 1338.824623][ T32] INFO: task kworker/1:787:5202 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.824664][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.824738][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.824939][ T32] Call trace: [ 1338.825084][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.825136][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.825161][ T32] r4:00000000 [ 1338.825181][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.825284][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.825317][ T32] 5d20: 91c9e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.825405][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.825528][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.825557][ T32] r5:800b0013 r4:80239bb0 [ 1338.825578][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.825786][ T32] r4:82ac21e4 [ 1338.825813][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.825911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.826029][ T32] r4:e0585dc0 [ 1338.826058][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.826145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.826173][ T32] r4:00000000 [ 1338.826193][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.826348][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.826449][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.826523][ T32] r5:00001000 r4:dfbdd000 [ 1338.826608][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.826655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.826791][ T32] r5:84be838c r4:84be8000 [ 1338.826829][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.826970][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.827088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.827139][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.827164][ T32] r4:848ec200 [ 1338.827185][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.827258][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.827285][ T32] r4:00000001 [ 1338.827334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.827386][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.827419][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.827475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.827507][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.827537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.827559][ T32] r4:849b9d40 [ 1338.827607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.827648][ T32] INFO: task kworker/1:788:5204 blocked for more than 465 seconds. [ 1338.827687][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.827870][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.827898][ T32] task:kworker/1:788 state:D stack:0 pid:5204 tgid:5204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.828006][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.828070][ T32] Call trace: [ 1338.842205][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.842577][ T32] r10:8291a684 r9:eb7a5d84 r8:00000002 r7:60000113 r6:eb7a5d8c r5:84955400 [ 1338.842810][ T32] r4:84955400 [ 1338.842878][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.842956][ T32] r5:84955400 r4:8291a680 [ 1338.843433][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.843478][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.843521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a5e08 [ 1338.843633][ T32] r4:00000000 [ 1338.843657][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.843694][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.843732][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.843773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb400 [ 1338.843803][ T32] r4:00000000 [ 1338.843823][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.843870][ T32] r9:83018205 r8:84955400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1338.843892][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.843936][ T32] r5:00001000 r4:eb5c1000 [ 1338.843983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.844132][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.844250][ T32] r5:851c6f8c r4:851c6c00 [ 1338.844275][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.844323][ T32] r7:ddde2d80 r6:83018200 r5:851c6f8c r4:851ad580 [ 1338.844459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.844512][ T32] r10:61c88647 r9:84955400 r8:851ad5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.844534][ T32] r4:851ad580 [ 1338.844553][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.844617][ T32] r10:00000000 r9:851ad580 r8:80287e08 r7:eb76de60 r6:85328680 r5:84955400 [ 1338.844700][ T32] r4:00000001 [ 1338.844772][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.844824][ T32] Exception stack(0xeb7a5fb0 to 0xeb7a5ff8) [ 1338.844881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.845112][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.845156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.845226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.845342][ T32] r4:848eb2c0 [ 1338.845773][ T32] INFO: task kworker/1:788:5204 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.845816][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.845940][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.846085][ T32] Call trace: [ 1338.846179][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.846234][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.846258][ T32] r4:00000000 [ 1338.846566][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.846610][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.846638][ T32] 5d20: 91e52000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.846694][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.846751][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.846783][ T32] r5:800b0013 r4:80239bb0 [ 1338.846831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.846878][ T32] r4:82ac21e4 [ 1338.846898][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.846940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.847071][ T32] r4:e0585dc0 [ 1338.847184][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.847230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.847253][ T32] r4:00000000 [ 1338.847273][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.847340][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.847410][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.847458][ T32] r5:00001000 r4:dfbdd000 [ 1338.847516][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.847634][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.847751][ T32] r5:84be838c r4:84be8000 [ 1338.847784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.847834][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.847966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.848018][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.848042][ T32] r4:848ec200 [ 1338.848060][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.848135][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.848160][ T32] r4:00000001 [ 1338.848179][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.865896][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.865996][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.866030][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.866112][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.866230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.866258][ T32] r4:849b9d40 [ 1338.866300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.866370][ T32] INFO: task kworker/1:789:5207 blocked for more than 465 seconds. [ 1338.866410][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.866436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.866459][ T32] task:kworker/1:789 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.866624][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.866720][ T32] Call trace: [ 1338.866757][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.866836][ T32] r10:8291a684 r9:eb7b1d84 r8:00000002 r7:60000113 r6:eb7b1d8c r5:84956c00 [ 1338.866892][ T32] r4:84956c00 [ 1338.866916][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.866959][ T32] r5:84956c00 r4:8291a680 [ 1338.866980][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.867019][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.867061][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b1e08 [ 1338.867083][ T32] r4:00000000 [ 1338.867102][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.867136][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.867191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.867237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb5c0 [ 1338.867265][ T32] r4:00000000 [ 1338.867287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.867345][ T32] r9:83018205 r8:84956c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1338.867399][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.867446][ T32] r5:00001000 r4:eb5d3000 [ 1338.867495][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.867567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.867613][ T32] r5:851c738c r4:851c7000 [ 1338.867647][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.867698][ T32] r7:ddde2d80 r6:83018200 r5:851c738c r4:851ad600 [ 1338.867720][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.867768][ T32] r10:61c88647 r9:84956c00 r8:851ad62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.867804][ T32] r4:851ad600 [ 1338.867826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.867873][ T32] r10:00000000 r9:851ad600 r8:80287e08 r7:eb76de60 r6:85328700 r5:84956c00 [ 1338.867895][ T32] r4:00000001 [ 1338.867927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.868005][ T32] Exception stack(0xeb7b1fb0 to 0xeb7b1ff8) [ 1338.868037][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.868066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.868092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.868149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.868176][ T32] r4:848eb440 [ 1338.875570][ T32] INFO: task kworker/1:789:5207 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.875653][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.875793][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.875900][ T32] Call trace: [ 1338.876032][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.876132][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.876161][ T32] r4:00000000 [ 1338.876182][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.876265][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.876299][ T32] 5d20: 920c8000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.876329][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.876503][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.876531][ T32] r5:800b0013 r4:80239bb0 [ 1338.876584][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.876647][ T32] r4:82ac21e4 [ 1338.876669][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.876714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.876790][ T32] r4:e0585dc0 [ 1338.876874][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.876951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.877004][ T32] r4:00000000 [ 1338.877058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.877121][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.877208][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.877257][ T32] r5:00001000 r4:dfbdd000 [ 1338.877291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.877334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.877377][ T32] r5:84be838c r4:84be8000 [ 1338.877426][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.877507][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.877562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.877639][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.877677][ T32] r4:848ec200 [ 1338.877699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.877789][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.877817][ T32] r4:00000001 [ 1338.877839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.877876][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.877903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.877931][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.877957][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.878014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.878082][ T32] r4:849b9d40 [ 1338.878120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.878166][ T32] INFO: task kworker/1:790:5209 blocked for more than 465 seconds. [ 1338.878252][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.891317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.891399][ T32] task:kworker/1:790 state:D stack:0 pid:5209 tgid:5209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.891497][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.891611][ T32] Call trace: [ 1338.891694][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.891753][ T32] r10:8291a684 r9:eb7b5d84 r8:00000002 r7:60000113 r6:eb7b5d8c r5:84953c00 [ 1338.891783][ T32] r4:84953c00 [ 1338.891806][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.891849][ T32] r5:84953c00 r4:8291a680 [ 1338.891869][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.891922][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.891967][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 [ 1338.891989][ T32] r4:00000000 [ 1338.892011][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.892047][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.892155][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.892201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eb880 [ 1338.892223][ T32] r4:00000000 [ 1338.892242][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.892287][ T32] r9:83018205 r8:84953c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1338.892309][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.892393][ T32] r5:00001000 r4:eb5f1000 [ 1338.892418][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.892488][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.892698][ T32] r5:851c7b8c r4:851c7800 [ 1338.892724][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.892771][ T32] r7:ddde2d80 r6:83018200 r5:851c7b8c r4:851ad500 [ 1338.892866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.892918][ T32] r10:61c88647 r9:84953c00 r8:851ad52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.892984][ T32] r4:851ad500 [ 1338.893008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.893097][ T32] r10:00000000 r9:851ad500 r8:80287e08 r7:eb76de60 r6:85328780 r5:84953c00 [ 1338.893124][ T32] r4:00000001 [ 1338.893145][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.893182][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1338.893209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.893238][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.893264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.893294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.893423][ T32] r4:848eb680 [ 1338.893861][ T32] INFO: task kworker/1:790:5209 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.893899][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.894066][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.894419][ T32] Call trace: [ 1338.894529][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.894640][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.894668][ T32] r4:00000000 [ 1338.894827][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.894874][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.894923][ T32] 5d20: 9253b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.895062][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.895091][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.895188][ T32] r5:800b0013 r4:80239bb0 [ 1338.895213][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.895407][ T32] r4:82ac21e4 [ 1338.895526][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.895573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.895640][ T32] r4:e0585dc0 [ 1338.895663][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.895765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.895885][ T32] r4:00000000 [ 1338.895998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.896050][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.896073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.896115][ T32] r5:00001000 r4:dfbdd000 [ 1338.896134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.896203][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.896250][ T32] r5:84be838c r4:84be8000 [ 1338.896271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.896316][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.896365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.896416][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.896439][ T32] r4:848ec200 [ 1338.896470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.896522][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.896547][ T32] r4:00000001 [ 1338.896576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.896630][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.896658][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.896687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.896713][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.896741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.896763][ T32] r4:849b9d40 [ 1338.896790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.896819][ T32] INFO: task kworker/1:791:5211 blocked for more than 465 seconds. [ 1338.896852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.896876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.896896][ T32] task:kworker/1:791 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.896952][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.897018][ T32] Call trace: [ 1338.897079][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.897176][ T32] r10:8291a684 r9:eb7b9d84 r8:00000002 r7:60000113 r6:eb7b9d8c r5:85540000 [ 1338.897202][ T32] r4:85540000 [ 1338.897250][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.897296][ T32] r5:85540000 r4:8291a680 [ 1338.897396][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.897439][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.897483][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b9e08 [ 1338.897519][ T32] r4:00000000 [ 1338.897541][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.897605][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.897658][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.897755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ebdc0 [ 1338.897785][ T32] r4:00000000 [ 1338.897806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.897863][ T32] r9:83018205 r8:85540000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1338.897947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.897994][ T32] r5:00001000 r4:eb7cb000 [ 1338.898014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.898071][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.898173][ T32] r5:85448b8c r4:85448800 [ 1338.898262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.910129][ T32] r7:ddde2d80 r6:83018200 r5:85448b8c r4:851ad700 [ 1338.910206][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.910457][ T32] r10:61c88647 r9:85540000 r8:851ad72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.910486][ T32] r4:851ad700 [ 1338.910507][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.910555][ T32] r10:00000000 r9:851ad700 r8:80287e08 r7:eb7b5e60 r6:85328800 r5:85540000 [ 1338.910667][ T32] r4:00000001 [ 1338.910853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.910959][ T32] Exception stack(0xeb7b9fb0 to 0xeb7b9ff8) [ 1338.910993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.911023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.911051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.911079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.911157][ T32] r4:848eb7c0 [ 1338.911580][ T32] INFO: task kworker/1:791:5211 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.911661][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.911787][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.911863][ T32] Call trace: [ 1338.911899][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.911953][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.912019][ T32] r4:00000000 [ 1338.912044][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.912114][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.912157][ T32] 5d20: 9253b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.912224][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.912253][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.912314][ T32] r5:800b0013 r4:80239bb0 [ 1338.912338][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.912381][ T32] r4:82ac21e4 [ 1338.912417][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.912494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.912520][ T32] r4:e0585dc0 [ 1338.912554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.912600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.912622][ T32] r4:00000000 [ 1338.912672][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.912722][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.912745][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.912796][ T32] r5:00001000 r4:dfbdd000 [ 1338.912818][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.912885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.912934][ T32] r5:84be838c r4:84be8000 [ 1338.912983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.913086][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.913112][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.913171][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.913197][ T32] r4:848ec200 [ 1338.913216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.913263][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.913286][ T32] r4:00000001 [ 1338.913304][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.913339][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.913367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.913395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.913437][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.913469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.913492][ T32] r4:849b9d40 [ 1338.913579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.913611][ T32] INFO: task kworker/1:792:5212 blocked for more than 465 seconds. [ 1338.913645][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.913670][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.913691][ T32] task:kworker/1:792 state:D stack:0 pid:5212 tgid:5212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.913784][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.913868][ T32] Call trace: [ 1338.913902][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.913950][ T32] r10:8291a684 r9:eb7bdd84 r8:00000002 r7:60000013 r6:eb7bdd8c r5:85540c00 [ 1338.914000][ T32] r4:85540c00 [ 1338.914024][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.914158][ T32] r5:85540c00 r4:8291a680 [ 1338.914182][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.914252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.914299][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7bde08 [ 1338.914321][ T32] r4:00000000 [ 1338.914341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.914452][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.914583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.914629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848eba40 [ 1338.914687][ T32] r4:00000000 [ 1338.914799][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.914869][ T32] r9:83018205 r8:85540c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1338.914948][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.915002][ T32] r5:00001000 r4:eb5f9000 [ 1338.915077][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.915147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.915210][ T32] r5:851c7f8c r4:851c7c00 [ 1338.915260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.915310][ T32] r7:ddde2d80 r6:83018200 r5:851c7f8c r4:851ad780 [ 1338.915418][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.915472][ T32] r10:61c88647 r9:85540c00 r8:851ad7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.915497][ T32] r4:851ad780 [ 1338.915624][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.915673][ T32] r10:00000000 r9:851ad780 r8:80287e08 r7:eb7b9e60 r6:85328880 r5:85540c00 [ 1338.915696][ T32] r4:00000001 [ 1338.915715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.915750][ T32] Exception stack(0xeb7bdfb0 to 0xeb7bdff8) [ 1338.915776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.915811][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.915837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.915864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.915887][ T32] r4:848eb7c0 [ 1338.916203][ T32] INFO: task kworker/1:792:5212 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.916242][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.916453][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.916543][ T32] Call trace: [ 1338.916573][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1338.916641][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1338.916665][ T32] r4:00000000 [ 1338.916684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.916749][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.916785][ T32] 5d20: 9253b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.917007][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.917040][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.917064][ T32] r5:800b0013 r4:80239bb0 [ 1338.917112][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.917172][ T32] r4:82ac21e4 [ 1338.917196][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.917237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.917286][ T32] r4:e0585dc0 [ 1338.917363][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.917408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.917460][ T32] r4:00000000 [ 1338.917484][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.917531][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.917577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.917623][ T32] r5:00001000 r4:dfbdd000 [ 1338.917642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.917731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.917784][ T32] r5:84be838c r4:84be8000 [ 1338.917817][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.917893][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.917945][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.918007][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.918045][ T32] r4:848ec200 [ 1338.918066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.918124][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.918152][ T32] r4:00000001 [ 1338.918171][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.918258][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.937818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.937899][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.937931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.938034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.938150][ T32] r4:849b9d40 [ 1338.938179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.938210][ T32] INFO: task kworker/1:793:5214 blocked for more than 465 seconds. [ 1338.938273][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.938806][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.938853][ T32] task:kworker/1:793 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.938911][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.938967][ T32] Call trace: [ 1338.939032][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.939351][ T32] r10:8291a684 r9:eb78dd84 r8:00000002 r7:60000113 r6:eb78dd8c r5:85471800 [ 1338.939410][ T32] r4:85471800 [ 1338.939539][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.939588][ T32] r5:85471800 r4:8291a680 [ 1338.939609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.939648][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.939690][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb78de08 [ 1338.939713][ T32] r4:00000000 [ 1338.939733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1338.940274][ T32] r5:00001000 r4:eb60f000 ** 1 printk messages dropped ** [ 1338.940494][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.940606][ T32] r5:8544838c r4:85448000 ** 2 printk messages dropped ** [ 1338.940700][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1338.941010][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.941358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1338.942580][ T32] r4:00000000 [ 1338.942600][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.942672][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1338.942703][ T32] 5d20: 92a7f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1338.942733][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1338.942782][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1338.942810][ T32] r5:800b0013 r4:80239bb0 [ 1338.942846][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.942887][ T32] r4:82ac21e4 [ 1338.943254][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.943301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1338.943324][ T32] r4:e0585dc0 [ 1338.943344][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.943386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1338.943409][ T32] r4:00000000 [ 1338.943552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.943604][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1338.943627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.943670][ T32] r5:00001000 r4:dfbdd000 [ 1338.943941][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.943987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.944176][ T32] r5:84be838c r4:84be8000 [ 1338.944202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.944252][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1338.944273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.944390][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.944418][ T32] r4:848ec200 [ 1338.944437][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.944512][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1338.944540][ T32] r4:00000001 [ 1338.944590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.944636][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1338.944665][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.944707][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.944737][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.944767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.944794][ T32] r4:849b9d40 [ 1338.944841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.944901][ T32] INFO: task kworker/1:794:5217 blocked for more than 465 seconds. [ 1338.944936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1338.944961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.944985][ T32] task:kworker/1:794 state:D stack:0 pid:5217 tgid:5217 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.945030][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.945072][ T32] Call trace: [ 1338.945119][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1338.945247][ T32] r10:8291a684 r9:eb7c5d84 r8:00000002 r7:60000113 r6:eb7c5d8c r5:85473000 [ 1338.945275][ T32] r4:85473000 [ 1338.945297][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.945391][ T32] r5:85473000 r4:8291a680 [ 1338.945445][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.945488][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.945530][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c5e08 [ 1338.945552][ T32] r4:00000000 [ 1338.945572][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.945624][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.945693][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.945800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ebc80 [ 1338.945827][ T32] r4:00000000 [ 1338.945850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.945896][ T32] r9:83018205 r8:85473000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1338.945974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.946020][ T32] r5:00001000 r4:eb61d000 [ 1338.946054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.946096][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.946137][ T32] r5:8544878c r4:85448400 [ 1338.946199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.946249][ T32] r7:ddde2d80 r6:83018200 r5:8544878c r4:851ad880 [ 1338.946270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.946315][ T32] r10:61c88647 r9:85473000 r8:851ad8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.946338][ T32] r4:851ad880 [ 1338.946419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.946494][ T32] r10:00000000 r9:851ad880 r8:80287e08 r7:eb7b9e60 r6:851ad980 r5:85473000 [ 1338.946520][ T32] r4:00000001 [ 1338.946539][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.946574][ T32] Exception stack(0xeb7c5fb0 to 0xeb7c5ff8) [ 1338.946601][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.946630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.946657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.947159][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.980989][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1338.981386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1338.981850][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1338.982041][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 10 printk messages dropped ** [ 1338.982609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 5 printk messages dropped ** [ 1338.983056][ T32] r10:8291a684 r9:eb7c9d84 r8:00000002 r7:60000013 r6:eb7c9d8c r5:85473c00 [ 1338.983080][ T32] r4:85473c00 [ 1338.983100][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1338.983173][ T32] r5:85473c00 r4:8291a680 [ 1338.983197][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.983322][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.983398][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7c9e08 [ 1338.983452][ T32] r4:00000000 [ 1338.983504][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1338.983548][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1338.983583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1338.983680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848ebf00 [ 1338.983733][ T32] r4:00000000 [ 1338.983791][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1338.983867][ T32] r9:83018205 r8:85473c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1338.983894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1338.983937][ T32] r5:00001000 r4:eb7d1000 [ 1338.983978][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1338.984033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.984107][ T32] r5:85448f8c r4:85448c00 [ 1338.984144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1338.984200][ T32] r7:ddde2d80 r6:83018200 r5:85448f8c r4:851ad300 [ 1338.984221][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1338.984268][ T32] r10:61c88647 r9:85473c00 r8:851ad32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.984319][ T32] r4:851ad300 [ 1338.984343][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1338.984390][ T32] r10:00000000 r9:851ad300 r8:80287e08 r7:eb7b9e60 r6:851ada00 r5:85473c00 [ 1338.984441][ T32] r4:00000001 [ 1338.984463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.984500][ T32] Exception stack(0xeb7c9fb0 to 0xeb7c9ff8) [ 1338.984526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.984555][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.984603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.984636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1338.984660][ T32] r4:848ebd00 [ 1338.985101][ T32] INFO: task kworker/1:795:5220 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1338.985154][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.985464][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.985688][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1338.986041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1338.986477][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1338.986873][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1338.987081][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1338.987485][ T32] r5:85474800 r4:8291a680 ** 3 printk messages dropped ** [ 1338.987700][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.987891][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.988091][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.988133][ T32] r5:85449b8c r4:85449800 ** 2 printk messages dropped ** [ 1339.008654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.009163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.010118][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.010328][ T32] r5:800b0013 r4:80239bb0 [ 1339.010361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.010439][ T32] r4:82ac21e4 [ 1339.010466][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.010509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.010538][ T32] r4:e0585dc0 [ 1339.010560][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.010603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.010631][ T32] r4:00000000 [ 1339.010652][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.010697][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.010719][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.010785][ T32] r5:00001000 r4:dfbdd000 [ 1339.010839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.010885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.010954][ T32] r5:84be838c r4:84be8000 [ 1339.010979][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.011025][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.011116][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.011219][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.011273][ T32] r4:848ec200 [ 1339.011303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.011405][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.011433][ T32] r4:00000001 [ 1339.011478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.011525][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.011553][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.011610][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.011667][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.011706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.011729][ T32] r4:849b9d40 [ 1339.011786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.011819][ T32] INFO: task kworker/1:797:5223 blocked for more than 465 seconds. [ 1339.011852][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.011876][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.011898][ T32] task:kworker/1:797 state:D stack:0 pid:5223 tgid:5223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.012048][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.012095][ T32] Call trace: [ 1339.012183][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.012250][ T32] r10:8291a684 r9:eb7ddd84 r8:00000002 r7:60000013 r6:eb7ddd8c r5:85475400 [ 1339.012281][ T32] r4:85475400 [ 1339.012302][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.012344][ T32] r5:85475400 r4:8291a680 [ 1339.012364][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.012403][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.012458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1339.012514][ T32] r4:00000000 [ 1339.012536][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.012641][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.012679][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1339.012910][ T32] r5:00001000 r4:eb7df000 ** 1 printk messages dropped ** [ 1339.012977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.013018][ T32] r5:8544938c r4:85449000 ** 1 printk messages dropped ** [ 1339.013094][ T32] r7:ddde2d80 r6:83018200 r5:8544938c r4:851ada80 ** 4 printk messages dropped ** [ 1339.013331][ T32] r10:00000000 r9:851ada80 r8:80287e08 r7:eb7d5e60 r6:851adb00 r5:85475400 ** 9 printk messages dropped ** [ 1339.013853][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.014346][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1339.014649][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1339.015068][ T32] r5:00001000 r4:dfbdd000 ** 2 printk messages dropped ** [ 1339.015195][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1339.015390][ T32] r4:848ec200 ** 1 printk messages dropped ** [ 1339.015520][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.015546][ T32] r4:00000001 [ 1339.015564][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.015613][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.015691][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.015725][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.015753][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.015786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.015810][ T32] r4:849b9d40 [ 1339.015830][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.015855][ T32] INFO: task kworker/1:798:5225 blocked for more than 465 seconds. [ 1339.015882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.015904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.015952][ T32] task:kworker/1:798 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.016044][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.016085][ T32] Call trace: [ 1339.016115][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.016161][ T32] r10:8291a684 r9:eb7f1d84 r8:00000002 r7:60000013 r6:eb7f1d8c r5:85476000 [ 1339.016212][ T32] r4:85476000 [ 1339.016237][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.016282][ T32] r5:85476000 r4:8291a680 [ 1339.016331][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.016382][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.016425][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1339.016448][ T32] r4:00000000 [ 1339.016467][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.016527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.016565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.016635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439040 [ 1339.016688][ T32] r4:00000000 [ 1339.016712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.016758][ T32] r9:83018205 r8:85476000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1339.016813][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.016859][ T32] r5:00001000 r4:eb7e5000 [ 1339.016906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.016963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.017037][ T32] r5:8544978c r4:85449400 [ 1339.017061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.017136][ T32] r7:ddde2d80 r6:83018200 r5:8544978c r4:851adc80 [ 1339.017186][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.017263][ T32] r10:61c88647 r9:85476000 r8:851adcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.017316][ T32] r4:851adc80 [ 1339.017339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.017383][ T32] r10:00000000 r9:851adc80 r8:80287e08 r7:eb7d5e60 r6:851add80 r5:85476000 [ 1339.017406][ T32] r4:00000001 [ 1339.017453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.017545][ T32] Exception stack(0xeb7f1fb0 to 0xeb7f1ff8) [ 1339.017577][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.017634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.017690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.017747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.017774][ T32] r4:854392c0 [ 1339.018002][ T32] INFO: task kworker/1:798:5225 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.018067][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.018169][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.039884][ T32] Call trace: [ 1339.040006][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.040170][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.040201][ T32] r4:00000000 [ 1339.040224][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.040297][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.040333][ T32] 5d20: 93552000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.040447][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.040477][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.040501][ T32] r5:800b0013 r4:80239bb0 [ 1339.040524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.040566][ T32] r4:82ac21e4 [ 1339.040587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.040665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.040695][ T32] r4:e0585dc0 [ 1339.040716][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.040791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.040819][ T32] r4:00000000 [ 1339.040839][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.040939][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.040966][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.041023][ T32] r5:00001000 r4:dfbdd000 [ 1339.041073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.041118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.041246][ T32] r5:84be838c r4:84be8000 [ 1339.041271][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.041320][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.041343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.041399][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.041449][ T32] r4:848ec200 [ 1339.041473][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.041546][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.041572][ T32] r4:00000001 [ 1339.041612][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.041652][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.041708][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.041783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.041848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.041882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.041905][ T32] r4:849b9d40 [ 1339.041929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.041959][ T32] INFO: task kworker/1:799:5226 blocked for more than 465 seconds. [ 1339.042049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.042158][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.042186][ T32] task:kworker/1:799 state:D stack:0 pid:5226 tgid:5226 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.042277][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.042353][ T32] Call trace: [ 1339.042420][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.042496][ T32] r10:8291a684 r9:eb749d84 r8:00000002 r7:60000013 r6:eb749d8c r5:85476c00 [ 1339.042523][ T32] r4:85476c00 [ 1339.042545][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.042588][ T32] r5:85476c00 r4:8291a680 [ 1339.042609][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.042647][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.042688][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1339.042716][ T32] r4:00000000 [ 1339.042756][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.042866][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.042963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.043013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439400 [ 1339.043044][ T32] r4:00000000 [ 1339.043068][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.043114][ T32] r9:83018205 r8:85476c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 3 printk messages dropped ** [ 1339.043256][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.043329][ T32] r5:85449f8c r4:85449c00 [ 1339.043353][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.043400][ T32] r7:ddde2d80 r6:83018200 r5:85449f8c r4:851ad900 [ 1339.043420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.043467][ T32] r10:61c88647 r9:85476c00 r8:851ad92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.043490][ T32] r4:851ad900 [ 1339.043509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.043553][ T32] r10:00000000 r9:851ad900 r8:80287e08 r7:eb7d5e60 r6:851add00 r5:85476c00 [ 1339.043574][ T32] r4:00000001 [ 1339.043593][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.043628][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1339.043653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.043681][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.043708][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.043736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.043757][ T32] r4:854392c0 [ 1339.044190][ T32] INFO: task kworker/1:799:5226 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.044315][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.044570][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.044658][ T32] Call trace: [ 1339.044704][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.044756][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.044786][ T32] r4:00000000 [ 1339.044892][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.044998][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.045033][ T32] 5d20: 93552000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.045073][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.045157][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.045215][ T32] r5:800b0013 r4:80239bb0 [ 1339.045240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.045283][ T32] r4:82ac21e4 [ 1339.045357][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.045468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.045504][ T32] r4:e0585dc0 [ 1339.045523][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.045687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.045767][ T32] r4:00000000 [ 1339.045842][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.045949][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.045997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.046086][ T32] r5:00001000 r4:dfbdd000 [ 1339.046132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.046242][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.046337][ T32] r5:84be838c r4:84be8000 [ 1339.046383][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.046476][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.046529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.046624][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.046693][ T32] r4:848ec200 [ 1339.046734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.046791][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.046847][ T32] r4:00000001 [ 1339.046879][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1339.046973][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.047301][ T32] task:kworker/1:800 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.047910][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.069682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.069898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.069945][ T32] r5:8544a38c r4:8544a000 [ 1339.069966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1339.070124][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.070409][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.070705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.071410][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.071955][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.071984][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.072008][ T32] r5:800b0013 r4:80239bb0 [ 1339.072028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.072069][ T32] r4:82ac21e4 [ 1339.072119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.072165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.072189][ T32] r4:e0585dc0 [ 1339.072207][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.072247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.072270][ T32] r4:00000000 [ 1339.072290][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.072373][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.072398][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.072441][ T32] r5:00001000 r4:dfbdd000 [ 1339.072460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.072500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.072568][ T32] r5:84be838c r4:84be8000 [ 1339.072597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.072764][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.072823][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.072874][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.072952][ T32] r4:848ec200 [ 1339.072976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.073022][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.073044][ T32] r4:00000001 [ 1339.073089][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.073130][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.073156][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.073183][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.073239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.073272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.073294][ T32] r4:849b9d40 [ 1339.073313][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.073342][ T32] INFO: task kworker/1:801:5231 blocked for more than 465 seconds. [ 1339.073374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.073398][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.073431][ T32] task:kworker/1:801 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.073480][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.073552][ T32] Call trace: [ 1339.073593][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.073675][ T32] r10:8291a684 r9:eb651d84 r8:00000002 r7:60000013 r6:eb651d8c r5:85470000 [ 1339.073755][ T32] r4:85470000 [ 1339.073787][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.073834][ T32] r5:85470000 r4:8291a680 [ 1339.073883][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.073928][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.073971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb651e08 [ 1339.074023][ T32] r4:00000000 [ 1339.074072][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.074170][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.074236][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.074282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439d40 [ 1339.074319][ T32] r4:00000000 [ 1339.074342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.074389][ T32] r9:83018205 r8:85470000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1339.074451][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.074500][ T32] r5:00001000 r4:eaecd000 [ 1339.074523][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.074563][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.074606][ T32] r5:8544b38c r4:8544b000 [ 1339.074633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.074679][ T32] r7:ddde2d80 r6:83018200 r5:8544b38c r4:851adf00 [ 1339.074842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.074896][ T32] r10:61c88647 r9:85470000 r8:851adf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.074918][ T32] r4:851adf00 [ 1339.074937][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.074981][ T32] r10:00000000 r9:851adf00 r8:80287e08 r7:eb7fde60 r6:851ade80 r5:85470000 [ 1339.075003][ T32] r4:00000001 [ 1339.075024][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.075058][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) [ 1339.075096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.075128][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.075155][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.075185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.075237][ T32] r4:85439480 [ 1339.075502][ T32] INFO: task kworker/1:801:5231 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.075546][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.075693][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.075775][ T32] Call trace: [ 1339.075843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.075925][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.075952][ T32] r4:00000000 [ 1339.075982][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.076022][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.076061][ T32] 5d20: 939d5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.076094][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.076146][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.076173][ T32] r5:800b0013 r4:80239bb0 [ 1339.076194][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.076270][ T32] r4:82ac21e4 [ 1339.076298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.076393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.076454][ T32] r4:e0585dc0 [ 1339.076536][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.076641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.076696][ T32] r4:00000000 [ 1339.076745][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.076806][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.076843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.076890][ T32] r5:00001000 r4:dfbdd000 [ 1339.076909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.076948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.076989][ T32] r5:84be838c r4:84be8000 [ 1339.077052][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.077104][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.077127][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.077202][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.077229][ T32] r4:848ec200 [ 1339.077357][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.077432][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.077489][ T32] r4:00000001 [ 1339.077514][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.077549][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.077602][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.077671][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.077701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.077730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.077752][ T32] r4:849b9d40 [ 1339.077773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.077811][ T32] INFO: task kworker/1:802:5233 blocked for more than 465 seconds. [ 1339.077850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.077874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.077897][ T32] task:kworker/1:802 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.077969][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.078046][ T32] Call trace: [ 1339.078124][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.078188][ T32] r10:8291a684 r9:eb801d84 r8:00000002 r7:60000013 r6:eb801d8c r5:84af1800 [ 1339.106210][ T32] r4:84af1800 [ 1339.106264][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.106338][ T32] r5:84af1800 r4:8291a680 [ 1339.106359][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.106417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.106466][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1339.106488][ T32] r4:00000000 [ 1339.106507][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.106540][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.106579][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.106648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439680 [ 1339.106684][ T32] r4:00000000 [ 1339.106739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.106843][ T32] r9:83018205 r8:84af1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1339.106904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.106963][ T32] r5:00001000 r4:eaa5b000 [ 1339.106999][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.107042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.107191][ T32] r5:8544a78c r4:8544a400 [ 1339.107217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.107265][ T32] r7:ddde2d80 r6:83018200 r5:8544a78c r4:8479bf80 [ 1339.107286][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.107334][ T32] r10:61c88647 r9:84af1800 r8:8479bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.107358][ T32] r4:8479bf80 [ 1339.107377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.107423][ T32] r10:00000000 r9:8479bf80 r8:80287e08 r7:eb651e60 r6:8479bd80 r5:84af1800 [ 1339.107444][ T32] r4:00000001 [ 1339.107463][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.107500][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1339.107572][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.107605][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.107631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.107671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.107696][ T32] r4:854395c0 [ 1339.108137][ T32] INFO: task kworker/1:802:5233 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.108192][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.121558][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.121654][ T32] Call trace: ** 2 printk messages dropped ** [ 1339.121851][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.121916][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1339.122209][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1339.122530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 6 printk messages dropped ** [ 1339.123043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1339.123384][ T32] r4:848ec200 [ 1339.123438][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.123489][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.123513][ T32] r4:00000001 [ 1339.123552][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.123591][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.123646][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.123733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.123794][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.123827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.123876][ T32] r4:849b9d40 [ 1339.123904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.123986][ T32] INFO: task kworker/1:803:5234 blocked for more than 465 seconds. [ 1339.124030][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.124098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.124182][ T32] task:kworker/1:803 state:D stack:0 pid:5234 tgid:5234 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.124234][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.124303][ T32] Call trace: [ 1339.124338][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.124386][ T32] r10:8291a684 r9:eb805d84 r8:00000002 r7:60000013 r6:eb805d8c r5:85490000 [ 1339.124408][ T32] r4:85490000 [ 1339.124428][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.124469][ T32] r5:85490000 r4:8291a680 [ 1339.124489][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.124527][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.124650][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb805e08 [ 1339.124678][ T32] r4:00000000 [ 1339.124725][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.124805][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.124937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.124995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439a40 [ 1339.125021][ T32] r4:00000000 [ 1339.125041][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.125084][ T32] r9:83018205 r8:85490000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1339.125163][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.125208][ T32] r5:00001000 r4:ead85000 [ 1339.125255][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.125324][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.125371][ T32] r5:8544ab8c r4:8544a800 [ 1339.125408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.125460][ T32] r7:ddde2d80 r6:83018200 r5:8544ab8c r4:854a1f80 [ 1339.125494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.125575][ T32] r10:61c88647 r9:85490000 r8:854a1fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.125642][ T32] r4:854a1f80 [ 1339.125664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.125708][ T32] r10:00000000 r9:854a1f80 r8:80287e08 r7:eb651e60 r6:85469000 r5:85490000 [ 1339.125730][ T32] r4:00000001 [ 1339.125748][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.125793][ T32] Exception stack(0xeb805fb0 to 0xeb805ff8) [ 1339.125821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.125888][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.125920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.125949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.125970][ T32] r4:854395c0 [ 1339.126381][ T32] INFO: task kworker/1:803:5234 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.126454][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.126570][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.126636][ T32] Call trace: [ 1339.126714][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.126801][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.126858][ T32] r4:00000000 [ 1339.126937][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.127022][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.127058][ T32] 5d20: 9413c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.127103][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.127160][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.127188][ T32] r5:800b0013 r4:80239bb0 [ 1339.127235][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.127281][ T32] r4:82ac21e4 [ 1339.127356][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.127472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.127499][ T32] r4:e0585dc0 [ 1339.127546][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.127650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 4 printk messages dropped ** [ 1339.128200][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1339.137661][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1339.137897][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 3 printk messages dropped ** [ 1339.138004][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.138589][ T32] INFO: task kworker/1:804:5236 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1339.138754][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.139056][ T32] r5:85492400 r4:8291a680 ** 1 printk messages dropped ** [ 1339.139139][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.139411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439ac0 ** 4 printk messages dropped ** [ 1339.139562][ T32] r5:00001000 r4:eadfb000 [ 1339.139713][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.139757][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.139806][ T32] r5:8544af8c r4:8544ac00 [ 1339.139827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.139874][ T32] r7:ddde2d80 r6:83018200 r5:8544af8c r4:85469080 [ 1339.139923][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.139990][ T32] r10:61c88647 r9:85492400 r8:854690ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.140016][ T32] r4:85469080 [ 1339.140035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.140081][ T32] r10:00000000 r9:85469080 r8:80287e08 r7:eb651e60 r6:85469180 r5:85492400 [ 1339.140103][ T32] r4:00000001 [ 1339.140122][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.140185][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1339.140271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.140303][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.140403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.140561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.140587][ T32] r4:85439c00 [ 1339.141025][ T32] INFO: task kworker/1:804:5236 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.141065][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.141128][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.141206][ T32] Call trace: [ 1339.141236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.141312][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.141340][ T32] r4:00000000 [ 1339.141360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.141399][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.141446][ T32] 5d20: 9413c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.141478][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.141503][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.141527][ T32] r5:800b0013 r4:80239bb0 [ 1339.141680][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.141725][ T32] r4:82ac21e4 [ 1339.141747][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.141807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.141863][ T32] r4:e0585dc0 [ 1339.141916][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.142020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.142073][ T32] r4:00000000 [ 1339.142149][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.142225][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.142267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.142313][ T32] r5:00001000 r4:dfbdd000 [ 1339.142422][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.142467][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.142536][ T32] r5:84be838c r4:84be8000 [ 1339.142586][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.142637][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.142717][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1339.143081][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 11 printk messages dropped ** [ 1339.143590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1339.144195][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.144446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.144671][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.144900][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1339.145100][ T32] r10:00000000 r9:85469200 r8:80287e08 r7:eb651e60 r6:85469280 r5:85490c00 ** 5 printk messages dropped ** [ 1339.145436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.145829][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1339.146258][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1339.146496][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.146524][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.146564][ T32] r5:800b0013 r4:80239bb0 [ 1339.146614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.146659][ T32] r4:82ac21e4 [ 1339.146679][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.146720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.146743][ T32] r4:e0585dc0 [ 1339.146830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.146892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.146947][ T32] r4:00000000 [ 1339.146972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.147018][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.147050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.147095][ T32] r5:00001000 r4:dfbdd000 [ 1339.147114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.147152][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.147193][ T32] r5:84be838c r4:84be8000 [ 1339.147227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.147276][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.147327][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.147376][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.147421][ T32] r4:848ec200 [ 1339.147444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.147491][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.147513][ T32] r4:00000001 [ 1339.147561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.147601][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.147626][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.147681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.147742][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.147841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.147885][ T32] r4:849b9d40 [ 1339.147909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.147966][ T32] INFO: task kworker/1:806:5241 blocked for more than 465 seconds. [ 1339.147997][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.148046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.148098][ T32] task:kworker/1:806 state:D stack:0 pid:5241 tgid:5241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.148209][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.178767][ T32] Call trace: [ 1339.178839][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.178921][ T32] r10:8291a684 r9:eb80dd84 r8:00000002 r7:60000013 r6:eb80dd8c r5:85493000 [ 1339.178946][ T32] r4:85493000 [ 1339.178968][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.179032][ T32] r5:85493000 r4:8291a680 [ 1339.179060][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.179103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.179186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 [ 1339.179214][ T32] r4:00000000 [ 1339.179234][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.179270][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.179337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.179410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439dc0 [ 1339.179437][ T32] r4:00000000 [ 1339.179571][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.179625][ T32] r9:83018205 r8:85493000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1339.179649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.179725][ T32] r5:00001000 r4:eaf0b000 [ 1339.179784][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.179829][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.179884][ T32] r5:8544b78c r4:8544b400 [ 1339.179933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.180014][ T32] r7:ddde2d80 r6:83018200 r5:8544b78c r4:85469300 [ 1339.180046][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.180109][ T32] r10:61c88647 r9:85493000 r8:8546932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.180190][ T32] r4:85469300 [ 1339.180240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1339.180383][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1339.180503][ T32] Exception stack(0xeb80dfb0 to 0xeb80dff8) ** 6 printk messages dropped ** [ 1339.182491][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.183982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1339.185126][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 8 printk messages dropped ** [ 1339.185843][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1339.186160][ T32] r4:849b9d40 [ 1339.186215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.186311][ T32] INFO: task kworker/1:807:5243 blocked for more than 465 seconds. [ 1339.186405][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.186490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.186549][ T32] task:kworker/1:807 state:D stack:0 pid:5243 tgid:5243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.186658][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.186780][ T32] Call trace: [ 1339.186882][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.186996][ T32] r10:8291a684 r9:eb815d84 r8:00000002 r7:60000013 r6:eb815d8c r5:85494800 [ 1339.187058][ T32] r4:85494800 [ 1339.187106][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.187199][ T32] r5:85494800 r4:8291a680 [ 1339.187251][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.187339][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.187465][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb815e08 [ 1339.187524][ T32] r4:00000000 [ 1339.187569][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.187653][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.187761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.187859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549b2c0 [ 1339.187922][ T32] r4:00000000 [ 1339.187971][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.188067][ T32] r9:83018205 r8:85494800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.188117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.188198][ T32] r5:00001000 r4:eb0e1000 [ 1339.219159][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.219583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.219770][ T32] r5:8544bf8c r4:8544bc00 [ 1339.219847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.219970][ T32] r7:ddde2d80 r6:83018200 r5:8544bf8c r4:85469380 [ 1339.220026][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.220134][ T32] r10:61c88647 r9:85494800 r8:854693ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.220212][ T32] r4:85469380 [ 1339.220269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.220374][ T32] r10:00000000 r9:85469380 r8:80287e08 r7:eb645e60 r6:85469500 r5:85494800 [ 1339.220428][ T32] r4:00000001 [ 1339.220491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.220582][ T32] Exception stack(0xeb815fb0 to 0xeb815ff8) [ 1339.220659][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.220752][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.220835][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.220915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.220971][ T32] r4:8549b100 [ 1339.221866][ T32] INFO: task kworker/1:807:5243 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.221981][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.222201][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.222339][ T32] Call trace: [ 1339.222433][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.222549][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.222604][ T32] r4:00000000 [ 1339.222660][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.222749][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.222811][ T32] 5d20: 948cb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.222926][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.223021][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.223096][ T32] r5:800b0013 r4:80239bb0 [ 1339.223169][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.223273][ T32] r4:82ac21e4 [ 1339.223350][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1339.223568][ T32] r4:e0585dc0 ** 11 printk messages dropped ** [ 1339.224631][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 10 printk messages dropped ** [ 1339.225453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1339.226668][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1339.227779][ T32] r5:00001000 r4:eb26b000 ** 1 printk messages dropped ** [ 1339.227961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1339.259899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1339.261551][ T32] r4:82ac21e4 ** 11 printk messages dropped ** [ 1339.262209][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1339.263006][ T32] r4:849b9d40 ** 9 printk messages dropped ** [ 1339.263509][ T32] r4:85496c00 ** 7 printk messages dropped ** [ 1339.263888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.264399][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.265067][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) [ 1339.265126][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.265161][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.265191][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.265238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.265293][ T32] r4:8549b580 [ 1339.265590][ T32] INFO: task kworker/1:809:5247 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.265648][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.265836][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.265893][ T32] Call trace: [ 1339.265940][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.266055][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.266083][ T32] r4:00000000 [ 1339.266134][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.266186][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.266216][ T32] 5d20: 94ada000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.266281][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.266311][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.266336][ T32] r5:800b0013 r4:80239bb0 [ 1339.266386][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.266458][ T32] r4:82ac21e4 [ 1339.266483][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.266529][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.266553][ T32] r4:e0585dc0 [ 1339.266602][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.266682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.266711][ T32] r4:00000000 [ 1339.266764][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.266833][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.266890][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.266941][ T32] r5:00001000 r4:dfbdd000 [ 1339.266966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.267010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.267057][ T32] r5:84be838c r4:84be8000 [ 1339.267111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.267166][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.267219][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.267321][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.267352][ T32] r4:848ec200 [ 1339.267421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.267516][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.267585][ T32] r4:00000001 [ 1339.267624][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.267702][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.267736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.267770][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.267798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.267829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.267926][ T32] r4:849b9d40 [ 1339.267950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.267976][ T32] INFO: task kworker/1:810:5248 blocked for more than 465 seconds. [ 1339.268003][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.268027][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.268078][ T32] task:kworker/1:810 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.268159][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.268220][ T32] Call trace: [ 1339.268342][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.290244][ T32] r10:8291a684 r9:eb821d84 r8:00000002 r7:60000113 r6:eb821d8c r5:85491800 [ 1339.290290][ T32] r4:85491800 [ 1339.290316][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.290379][ T32] r5:85491800 r4:8291a680 [ 1339.290433][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.290498][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.290546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb821e08 [ 1339.290598][ T32] r4:00000000 [ 1339.290621][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.290706][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.290837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.290896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549bac0 [ 1339.290921][ T32] r4:00000000 [ 1339.290970][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.291022][ T32] r9:83018205 r8:85491800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1339.291068][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.291124][ T32] r5:00001000 r4:eb2cb000 [ 1339.291145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.291215][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.291262][ T32] r5:85520f8c r4:85520c00 [ 1339.291284][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.291389][ T32] r7:ddde2d80 r6:83018200 r5:85520f8c r4:85469580 [ 1339.291504][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.291557][ T32] r10:61c88647 r9:85491800 r8:854695ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.291580][ T32] r4:85469580 [ 1339.291599][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.291650][ T32] r10:00000000 r9:85469580 r8:80287e08 r7:eb81de60 r6:85469800 r5:85491800 [ 1339.291675][ T32] r4:00000001 [ 1339.291695][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.291816][ T32] Exception stack(0xeb821fb0 to 0xeb821ff8) [ 1339.291852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.291925][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1339.292010][ T32] r4:8549b480 ** 3 printk messages dropped ** [ 1339.292909][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.293135][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1339.293554][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.293926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1339.294396][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1339.294652][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1339.295031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.295632][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.296334][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.296920][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.297089][ T32] r5:00001000 r4:eb2b1000 [ 1339.297126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.297169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.297212][ T32] r5:85520b8c r4:85520800 [ 1339.297232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.297277][ T32] r7:ddde2d80 r6:83018200 r5:85520b8c r4:85469680 [ 1339.297320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.297429][ T32] r10:61c88647 r9:85470c00 r8:854696ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.297457][ T32] r4:85469680 [ 1339.297477][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.297522][ T32] r10:00000000 r9:85469680 r8:80287e08 r7:eb821e60 r6:85469900 r5:85470c00 [ 1339.297544][ T32] r4:00000001 [ 1339.297563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.297599][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1339.297625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.297849][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.297884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.297943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.297970][ T32] r4:8549b700 [ 1339.298196][ T32] INFO: task kworker/1:811:5250 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.298316][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.317178][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.317282][ T32] Call trace: [ 1339.317349][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.317410][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.317495][ T32] r4:00000000 [ 1339.317521][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.317567][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.317627][ T32] 5d20: 950a4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.317704][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.317735][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.317764][ T32] r5:800b0013 r4:80239bb0 [ 1339.317873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.317920][ T32] r4:82ac21e4 [ 1339.317941][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.317985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.318010][ T32] r4:e0585dc0 [ 1339.318030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.318133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.318162][ T32] r4:00000000 [ 1339.318182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.318345][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.328740][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.328854][ T32] r5:00001000 r4:dfbdd000 [ 1339.328904][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.328986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.329071][ T32] r5:84be838c r4:84be8000 [ 1339.329199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.329260][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.329309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.329369][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.329487][ T32] r4:848ec200 [ 1339.329514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.329571][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.329599][ T32] r4:00000001 [ 1339.329623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.329675][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.329710][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.329745][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.329779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.329813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.329846][ T32] r4:849b9d40 [ 1339.329872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.329904][ T32] INFO: task kworker/1:812:5253 blocked for more than 465 seconds. [ 1339.329965][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.330024][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.330100][ T32] task:kworker/1:812 state:D stack:0 pid:5253 tgid:5253 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.330252][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.330303][ T32] Call trace: [ 1339.330339][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.330486][ T32] r10:8291a684 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:85496000 [ 1339.330605][ T32] r4:85496000 [ 1339.330639][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.330693][ T32] r5:85496000 r4:8291a680 [ 1339.330716][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.330760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.330808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1339.330849][ T32] r4:00000000 [ 1339.330870][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.330923][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.330966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.331071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546c280 [ 1339.331098][ T32] r4:00000000 [ 1339.331122][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.331173][ T32] r9:83018205 r8:85496000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1339.331272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.331336][ T32] r5:00001000 r4:eb49f000 [ 1339.331361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.331412][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.331460][ T32] r5:8552278c r4:85522400 [ 1339.331482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.331537][ T32] r7:ddde2d80 r6:83018200 r5:8552278c r4:85469780 [ 1339.331559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.331626][ T32] r10:61c88647 r9:85496000 r8:854697ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.331688][ T32] r4:85469780 [ 1339.331713][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.331841][ T32] r10:00000000 r9:85469780 r8:80287e08 r7:eb821e60 r6:85469980 r5:85496000 [ 1339.331867][ T32] r4:00000001 [ 1339.331888][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.331967][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1339.331999][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.332033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.332060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.332090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.332113][ T32] r4:8549ba80 [ 1339.332547][ T32] INFO: task kworker/1:812:5253 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.332673][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.333032][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.333261][ T32] Call trace: [ 1339.333298][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.333351][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.333374][ T32] r4:00000000 [ 1339.333393][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.333432][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.333460][ T32] 5d20: 951f6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.333563][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.333666][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.333695][ T32] r5:800b0013 r4:80239bb0 [ 1339.333718][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.333780][ T32] r4:82ac21e4 [ 1339.333806][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.333853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.333905][ T32] r4:e0585dc0 [ 1339.333929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.334031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.334158][ T32] r4:00000000 [ 1339.334209][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.334260][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.334338][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.334416][ T32] r5:00001000 r4:dfbdd000 [ 1339.334509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.334583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.334647][ T32] r5:84be838c r4:84be8000 [ 1339.334690][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.334745][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.334840][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.334903][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.334926][ T32] r4:848ec200 [ 1339.334946][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.334994][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.335018][ T32] r4:00000001 [ 1339.335040][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.335078][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.335137][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.335199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.335230][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.335284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.335365][ T32] r4:849b9d40 [ 1339.335418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.335477][ T32] INFO: task kworker/1:813:5255 blocked for more than 465 seconds. [ 1339.335509][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.335538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.335591][ T32] task:kworker/1:813 state:D stack:0 pid:5255 tgid:5255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.335703][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.336044][ T32] Call trace: [ 1339.336204][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.336256][ T32] r10:8291a684 r9:eb829d84 r8:00000002 r7:60000013 r6:eb829d8c r5:85495400 [ 1339.336308][ T32] r4:85495400 [ 1339.336360][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.336478][ T32] r5:85495400 r4:8291a680 [ 1339.336501][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.336542][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.336626][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb829e08 [ 1339.336686][ T32] r4:00000000 [ 1339.336732][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.336773][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.336809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.336851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8549bb40 [ 1339.336874][ T32] r4:00000000 [ 1339.336894][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.336997][ T32] r9:83018205 r8:85495400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1339.337033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.337077][ T32] r5:00001000 r4:eb303000 [ 1339.337098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.337140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.337182][ T32] r5:8552138c r4:85521000 [ 1339.337335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.337776][ T32] r7:ddde2d80 r6:83018200 r5:8552138c r4:85469a00 [ 1339.337842][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.337958][ T32] r10:61c88647 r9:85495400 r8:85469a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.338036][ T32] r4:85469a00 [ 1339.338084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.338305][ T32] r10:00000000 r9:85469a00 r8:80287e08 r7:eb811e60 r6:85469b00 r5:85495400 [ 1339.365405][ T32] r4:00000001 [ 1339.365449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.365685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1339.366673][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1339.367463][ T32] r5:00001000 r4:dfbdd000 ** 1 printk messages dropped ** [ 1339.367524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.367566][ T32] r5:84be838c r4:84be8000 [ 1339.367587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.367717][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.367744][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.367877][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.367911][ T32] r4:848ec200 [ 1339.367959][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.368108][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.368136][ T32] r4:00000001 [ 1339.368157][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.368263][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.381214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.381287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.381321][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.381356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.381380][ T32] r4:849b9d40 [ 1339.381404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.381452][ T32] INFO: task kworker/1:814:5257 blocked for more than 465 seconds. [ 1339.381496][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.381537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.381563][ T32] task:kworker/1:814 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.381617][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.381688][ T32] Call trace: [ 1339.381724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1339.382417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1339.383244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.383312][ T32] r5:8552178c r4:85521400 ** 2 printk messages dropped ** [ 1339.383529][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1339.383929][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) ** 4 printk messages dropped ** [ 1339.384130][ T32] r4:8549bd00 ** 6 printk messages dropped ** [ 1339.385459][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.386054][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1339.386662][ T32] r5:00001000 r4:dfbdd000 ** 9 printk messages dropped ** [ 1339.387241][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 13 printk messages dropped ** [ 1339.387839][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.403991][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb831e08 ** 11 printk messages dropped ** [ 1339.404606][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1339.404755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.405132][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.405189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.405219][ T32] r4:8549be80 [ 1339.405800][ T32] INFO: task kworker/1:815:5260 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.405844][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.405982][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.406040][ T32] Call trace: [ 1339.406112][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.406168][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.406192][ T32] r4:00000000 [ 1339.406213][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.406254][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.406345][ T32] 5d20: 95828000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.406389][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.406416][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.406440][ T32] r5:800b0013 r4:80239bb0 [ 1339.406460][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.406503][ T32] r4:82ac21e4 [ 1339.406579][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.406632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.406660][ T32] r4:e0585dc0 [ 1339.406682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.406725][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.406749][ T32] r4:00000000 [ 1339.406770][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.406832][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.406867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.406950][ T32] r5:00001000 r4:dfbdd000 [ 1339.406988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.407048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.407109][ T32] r5:84be838c r4:84be8000 [ 1339.407134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.407213][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.407240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.407298][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.407321][ T32] r4:848ec200 [ 1339.407339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.407419][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.407543][ T32] r4:00000001 [ 1339.407567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.407666][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.407788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.407820][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.407847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.407880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.407904][ T32] r4:849b9d40 [ 1339.407975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.408013][ T32] INFO: task kworker/1:816:5261 blocked for more than 465 seconds. [ 1339.408059][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.408189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.408229][ T32] task:kworker/1:816 state:D stack:0 pid:5261 tgid:5261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.408330][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.426024][ T32] Call trace: [ 1339.426141][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.426235][ T32] r10:8291a684 r9:eb839d84 r8:00000002 r7:60000013 r6:eb839d8c r5:85549800 [ 1339.426261][ T32] r4:85549800 [ 1339.426284][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.426330][ T32] r5:85549800 r4:8291a680 [ 1339.426351][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.426392][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.426434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb839e08 [ 1339.426463][ T32] r4:00000000 [ 1339.426491][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.426527][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.426567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.426611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439b40 [ 1339.426633][ T32] r4:00000000 [ 1339.426716][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.426798][ T32] r9:83018205 r8:85549800 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.426862][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.426947][ T32] r5:00001000 r4:eb40f000 [ 1339.426986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.427073][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.427122][ T32] r5:85521f8c r4:85521c00 [ 1339.427145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.427194][ T32] r7:ddde2d80 r6:83018200 r5:85521f8c r4:85469b80 [ 1339.427216][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.427446][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1339.433726][ T32] INFO: task kworker/1:816:5261 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 11 printk messages dropped ** [ 1339.434514][ T32] r5:800b0013 r4:80239bb0 ** 9 printk messages dropped ** [ 1339.435110][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 11 printk messages dropped ** [ 1339.435558][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 13 printk messages dropped ** [ 1339.436118][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.436163][ T32] Call trace: [ 1339.436209][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.436260][ T32] r10:8291a684 r9:eb835d84 r8:00000002 r7:60000013 r6:eb835d8c r5:8554a400 [ 1339.436283][ T32] r4:8554a400 [ 1339.436325][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.436373][ T32] r5:8554a400 r4:8291a680 [ 1339.436393][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.436457][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.436504][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1339.436532][ T32] r4:00000000 [ 1339.436581][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.436649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.436690][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.436732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546c000 [ 1339.436779][ T32] r4:00000000 [ 1339.436806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.436851][ T32] r9:83018205 r8:8554a400 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1339.436874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.436974][ T32] r5:00001000 r4:eb435000 [ 1339.437034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.437097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.437143][ T32] r5:8552238c r4:85522000 [ 1339.437164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.437211][ T32] r7:ddde2d80 r6:83018200 r5:8552238c r4:85469c80 [ 1339.437231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.437279][ T32] r10:61c88647 r9:8554a400 r8:85469cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.437329][ T32] r4:85469c80 [ 1339.437355][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.437407][ T32] r10:00000000 r9:85469c80 r8:80287e08 r7:eb811e60 r6:85469d80 r5:8554a400 [ 1339.437431][ T32] r4:00000001 [ 1339.437450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.437492][ T32] Exception stack(0xeb835fb0 to 0xeb835ff8) [ 1339.437520][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.437549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.437604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.437645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.437672][ T32] r4:8546c140 [ 1339.451047][ T32] INFO: task kworker/1:817:5263 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.451226][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1339.451923][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.452263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.452362][ T32] r4:e0585dc0 [ 1339.452430][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.452529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.452616][ T32] r4:00000000 [ 1339.452680][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.452780][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.452828][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.452919][ T32] r5:00001000 r4:dfbdd000 ** 3 printk messages dropped ** [ 1339.453213][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1339.454026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1339.454741][ T32] r4:8554b000 ** 7 printk messages dropped ** [ 1339.455282][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.455937][ T32] r5:8552338c r4:85523000 ** 1 printk messages dropped ** [ 1339.456072][ T32] r7:ddde2d80 r6:83018200 r5:8552338c r4:8549d000 ** 5 printk messages dropped ** [ 1339.456453][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.456778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.482424][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1339.483084][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1339.483264][ T32] r4:e0585dc0 [ 1339.483409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.483463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.483522][ T32] r4:00000000 [ 1339.483547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.483612][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.483679][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.483732][ T32] r5:00001000 r4:dfbdd000 [ 1339.483811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.483866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.483999][ T32] r5:84be838c r4:84be8000 [ 1339.484123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.484226][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.484285][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.484342][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.484370][ T32] r4:848ec200 [ 1339.484418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.484526][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.484596][ T32] r4:00000001 [ 1339.484668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.484792][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.484916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.484980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.485047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.485087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.485113][ T32] r4:849b9d40 [ 1339.485165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.485233][ T32] INFO: task kworker/1:819:5267 blocked for more than 465 seconds. [ 1339.485275][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1339.485566][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1339.486376][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.486811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.486958][ T32] r5:85522b8c r4:85522800 ** 3 printk messages dropped ** [ 1339.487113][ T32] r10:61c88647 r9:8554bc00 r8:8549d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1339.512265][ T32] INFO: task kworker/1:819:5267 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 15 printk messages dropped ** [ 1339.513546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 21 printk messages dropped ** [ 1339.514947][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1339.516222][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.516750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.517330][ T32] r4:8549d200 ** 8 printk messages dropped ** [ 1339.517917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1339.531607][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.531759][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.531859][ T32] Call trace: [ 1339.531935][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.532041][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.532071][ T32] r4:00000000 [ 1339.532097][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.532171][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.532224][ T32] 5d20: 9624d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.532343][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.532377][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.532404][ T32] r5:800b0013 r4:80239bb0 [ 1339.532429][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.532475][ T32] r4:82ac21e4 [ 1339.532498][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.532542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.532569][ T32] r4:e0585dc0 [ 1339.532621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.532709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.532735][ T32] r4:00000000 [ 1339.532768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.532847][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.532894][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.532980][ T32] r5:00001000 r4:dfbdd000 [ 1339.533032][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.533082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.533128][ T32] r5:84be838c r4:84be8000 [ 1339.533152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.533203][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.533226][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.533315][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.533400][ T32] r4:848ec200 [ 1339.533513][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.533569][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.533618][ T32] r4:00000001 [ 1339.533673][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.533782][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.533823][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.533853][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.533925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.533995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.534035][ T32] r4:849b9d40 [ 1339.534122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.534164][ T32] INFO: task kworker/1:821:5272 blocked for more than 466 seconds. [ 1339.534223][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.534320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.534412][ T32] task:kworker/1:821 state:D stack:0 pid:5272 tgid:5272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.534564][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.534653][ T32] Call trace: [ 1339.534727][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.534861][ T32] r10:8291a684 r9:eb849d84 r8:00000002 r7:60000113 r6:eb849d8c r5:8554d400 ** 2 printk messages dropped ** [ 1339.535027][ T32] r5:8554d400 r4:8291a680 ** 5 printk messages dropped ** [ 1339.535315][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.535743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.535787][ T32] r5:85523b8c r4:85523800 ** 3 printk messages dropped ** [ 1339.536081][ T32] r10:61c88647 r9:8554d400 r8:8549d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1339.537381][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1339.559994][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1339.560685][ T32] r4:848ec200 [ 1339.560728][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.560779][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.560802][ T32] r4:00000001 [ 1339.560821][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.560887][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.560927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.561018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.561057][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.561185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.561214][ T32] r4:849b9d40 [ 1339.561240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.561273][ T32] INFO: task kworker/1:822:5273 blocked for more than 466 seconds. [ 1339.561334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.561364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.561391][ T32] task:kworker/1:822 state:D stack:0 pid:5273 tgid:5273 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.561491][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.561559][ T32] Call trace: [ 1339.561715][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.561774][ T32] r10:8291a684 r9:eb84dd84 r8:00000002 r7:60000113 r6:eb84dd8c r5:8554e000 [ 1339.561814][ T32] r4:8554e000 [ 1339.561863][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.561916][ T32] r5:8554e000 r4:8291a680 [ 1339.561937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.562031][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.562079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb84de08 [ 1339.562102][ T32] r4:00000000 [ 1339.562121][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.562156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.562719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.562791][ T32] r5:8552378c r4:85523400 ** 2 printk messages dropped ** [ 1339.562950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.563543][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.564723][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1339.565707][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1339.566009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1339.566434][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1339.566610][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1339.566846][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1339.567077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.567262][ T32] INFO: task kworker/1:823:5275 blocked for more than 466 seconds. ** 6 printk messages dropped ** [ 1339.567761][ T32] r10:8291a684 r9:eb851d84 r8:00000002 r7:60000013 r6:eb851d8c r5:8554ec00 ** 5 printk messages dropped ** [ 1339.568025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 ** 12 printk messages dropped ** [ 1339.599859][ T32] r5:85523f8c r4:85523c00 ** 3 printk messages dropped ** [ 1339.600184][ T32] r10:61c88647 r9:8554ec00 r8:8549d52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1339.601596][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1339.602630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 14 printk messages dropped ** [ 1339.603672][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.603696][ T32] r4:00000001 [ 1339.603714][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.603776][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.603820][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.603876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.603982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.604015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.604066][ T32] r4:849b9d40 [ 1339.604102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.604161][ T32] INFO: task kworker/1:824:5277 blocked for more than 466 seconds. [ 1339.604256][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.604291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.604342][ T32] task:kworker/1:824 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.604464][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.604520][ T32] Call trace: [ 1339.604551][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.604626][ T32] r10:8291a684 r9:eb855d84 r8:00000002 r7:60000113 r6:eb855d8c r5:85550000 [ 1339.604655][ T32] r4:85550000 [ 1339.604697][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.604786][ T32] r5:85550000 r4:8291a680 [ 1339.604828][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.604918][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.605120][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1339.605234][ T32] r4:00000000 [ 1339.605285][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.605352][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.605425][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.605547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cd80 [ 1339.605606][ T32] r4:00000000 [ 1339.605668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.605809][ T32] r9:83018205 r8:85550000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1339.605886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.605989][ T32] r5:00001000 r4:eb6e5000 [ 1339.606037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.606139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.606228][ T32] r5:8552c78c r4:8552c400 [ 1339.606289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.606415][ T32] r7:ddde2d80 r6:83018200 r5:8552c78c r4:8549d680 [ 1339.606461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.606541][ T32] r10:61c88647 r9:85550000 r8:8549d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.606596][ T32] r4:8549d680 [ 1339.606647][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.606796][ T32] r10:00000000 r9:8549d680 r8:80287e08 r7:eb851e60 r6:8549d580 r5:85550000 [ 1339.606864][ T32] r4:00000001 [ 1339.606898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.606937][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1339.607021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.607113][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.607144][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.607201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.607256][ T32] r4:8546ca40 [ 1339.607673][ T32] INFO: task kworker/1:824:5277 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.607752][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.607906][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.608035][ T32] Call trace: [ 1339.608102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.608294][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.633095][ T32] r4:00000000 [ 1339.633194][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.633345][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.633402][ T32] 5d20: 96cc7000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.633467][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.633519][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.633611][ T32] r5:800b0013 r4:80239bb0 [ 1339.633671][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.633742][ T32] r4:82ac21e4 [ 1339.633816][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.633950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1339.634610][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1339.636008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 15 printk messages dropped ** [ 1339.637339][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb859e08 ** 15 printk messages dropped ** [ 1339.650201][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1339.651065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.651294][ T32] r4:8546cf00 [ 1339.652164][ T32] INFO: task kworker/1:825:5279 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.652275][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.652430][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.652539][ T32] Call trace: [ 1339.652660][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.652732][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.652768][ T32] r4:00000000 [ 1339.652818][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.652925][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.652972][ T32] 5d20: 96cc7000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.653002][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.653052][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.653114][ T32] r5:800b0013 r4:80239bb0 [ 1339.653162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.653247][ T32] r4:82ac21e4 [ 1339.653332][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.653427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.653499][ T32] r4:e0585dc0 [ 1339.653589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.653695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.653782][ T32] r4:00000000 [ 1339.653830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.653916][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.654001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.654118][ T32] r5:00001000 r4:dfbdd000 [ 1339.654147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.654228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.654356][ T32] r5:84be838c r4:84be8000 [ 1339.654414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.654489][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 1 printk messages dropped ** [ 1339.654612][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.654651][ T32] r4:848ec200 [ 1339.654673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.654771][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.654859][ T32] r4:00000001 [ 1339.654899][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.654944][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.655004][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.655107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.655560][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.656117][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.656481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483040 ** 7 printk messages dropped ** [ 1339.657000][ T32] r5:8552cb8c r4:8552c800 [ 1339.657131][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.657253][ T32] r7:ddde2d80 r6:83018200 r5:8552cb8c r4:8549d880 [ 1339.657289][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1339.657460][ T32] r4:8549d880 ** 7 printk messages dropped ** [ 1339.657772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1339.689841][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.690367][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1339.690661][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1339.691597][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1339.692133][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1339.692355][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.692388][ T32] r4:00000001 [ 1339.692411][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.692609][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.692682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.692812][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.692862][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.692953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.693017][ T32] r4:849b9d40 [ 1339.693044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.693077][ T32] INFO: task kworker/1:827:5283 blocked for more than 466 seconds. [ 1339.693114][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.693189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.693226][ T32] task:kworker/1:827 state:D stack:0 pid:5283 tgid:5283 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.693349][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.693415][ T32] Call trace: [ 1339.693521][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.693612][ T32] r10:8291a684 r9:eb861d84 r8:00000002 r7:60000113 r6:eb861d8c r5:85552400 [ 1339.693649][ T32] r4:85552400 [ 1339.693672][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.693748][ T32] r5:85552400 r4:8291a680 [ 1339.693786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.693887][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.693946][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb861e08 [ 1339.693970][ T32] r4:00000000 [ 1339.693992][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.694070][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.694193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.694250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854831c0 [ 1339.694274][ T32] r4:00000000 [ 1339.694314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.694403][ T32] r9:83018205 r8:85552400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1339.694471][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.694524][ T32] r5:00001000 r4:eb703000 [ 1339.694578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.694677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.694762][ T32] r5:8552cf8c r4:8552cc00 [ 1339.694847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.694948][ T32] r7:ddde2d80 r6:83018200 r5:8552cf8c r4:8549d780 [ 1339.695012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.695082][ T32] r10:61c88647 r9:85552400 r8:8549d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.695109][ T32] r4:8549d780 [ 1339.695128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.695228][ T32] r10:00000000 r9:8549d780 r8:80287e08 r7:eb85de60 r6:8549da80 r5:85552400 [ 1339.695281][ T32] r4:00000001 [ 1339.695362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.695493][ T32] Exception stack(0xeb861fb0 to 0xeb861ff8) [ 1339.695568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.695636][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.695766][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.695830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.695922][ T32] r4:854832c0 [ 1339.696650][ T32] INFO: task kworker/1:827:5283 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.696727][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.696927][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.697080][ T32] Call trace: [ 1339.697138][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.697272][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.697376][ T32] r4:00000000 [ 1339.697424][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.697510][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.697606][ T32] 5d20: 96f82000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.697684][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.697776][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.697842][ T32] r5:800b0013 r4:80239bb0 [ 1339.697884][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.697937][ T32] r4:82ac21e4 [ 1339.697992][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.698187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.720998][ T32] r4:e0585dc0 [ 1339.721187][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.721341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.721391][ T32] r4:00000000 [ 1339.721442][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.721538][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.721589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.721698][ T32] r5:00001000 r4:dfbdd000 [ 1339.721775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.721868][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.721972][ T32] r5:84be838c r4:84be8000 [ 1339.722015][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.722135][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.722205][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.722308][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.722366][ T32] r4:848ec200 [ 1339.722416][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.722517][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.722607][ T32] r4:00000001 [ 1339.722672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.722784][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.722911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.722993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.723029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.723093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.723143][ T32] r4:849b9d40 [ 1339.723199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.723267][ T32] INFO: task kworker/1:828:5285 blocked for more than 466 seconds. [ 1339.723339][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.723393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.723441][ T32] task:kworker/1:828 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.723600][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.723715][ T32] Call trace: [ 1339.723889][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.723994][ T32] r10:8291a684 r9:eb865d84 r8:00000002 r7:60000013 r6:eb865d8c r5:85553000 [ 1339.724033][ T32] r4:85553000 [ 1339.724083][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.724173][ T32] r5:85553000 r4:8291a680 [ 1339.724214][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.724293][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.724381][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 [ 1339.724448][ T32] r4:00000000 [ 1339.724503][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.724562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.724661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854833c0 [ 1339.724715][ T32] r4:00000000 [ 1339.724755][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.724844][ T32] r9:83018205 r8:85553000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1339.724898][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.724984][ T32] r5:00001000 r4:eb715000 [ 1339.725033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.725144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.725246][ T32] r5:8552d38c r4:8552d000 [ 1339.725293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.725369][ T32] r7:ddde2d80 r6:83018200 r5:8552d38c r4:8549d900 [ 1339.725449][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.725553][ T32] r10:61c88647 r9:85553000 r8:8549d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.725605][ T32] r4:8549d900 [ 1339.725679][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.725792][ T32] r10:00000000 r9:8549d900 r8:80287e08 r7:eb861e60 r6:8549da00 r5:85553000 [ 1339.725848][ T32] r4:00000001 [ 1339.725898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.726055][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1339.726168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.726265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.726360][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.726434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.726483][ T32] r4:85483180 [ 1339.727421][ T32] INFO: task kworker/1:828:5285 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.727502][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.727656][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.727785][ T32] Call trace: [ 1339.727864][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.727979][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.728043][ T32] r4:00000000 [ 1339.728084][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.728168][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.749290][ T32] 5d20: 973fb000 edb7b000 00000001 80239b98 7f067000 00000001 ** 1 printk messages dropped ** [ 1339.749587][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1339.750034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1339.750545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.751131][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1339.751457][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1339.751944][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.752593][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.753362][ T32] r5:00001000 r4:eb87f000 ** 2 printk messages dropped ** [ 1339.753562][ T32] r5:8552df8c r4:8552dc00 [ 1339.753629][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1339.754120][ T32] r10:00000000 r9:8549db00 r8:80287e08 r7:eb865e60 r6:8549dc80 r5:85553c00 ** 8 printk messages dropped ** [ 1339.755129][ T32] INFO: task kworker/1:829:5287 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 7 printk messages dropped ** [ 1339.755948][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1339.756131][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.756168][ T32] r5:800b0013 r4:80239bb0 [ 1339.756200][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.756298][ T32] r4:82ac21e4 [ 1339.756349][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.756420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.756522][ T32] r4:e0585dc0 [ 1339.756575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.756700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.756775][ T32] r4:00000000 [ 1339.756824][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.756940][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.756994][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.757087][ T32] r5:00001000 r4:dfbdd000 [ 1339.757124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.757194][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.757246][ T32] r5:84be838c r4:84be8000 [ 1339.757274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.757341][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.757420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.757518][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.757555][ T32] r4:848ec200 [ 1339.757577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.757631][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.757686][ T32] r4:00000001 [ 1339.757711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.757785][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.757817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.757894][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.757964][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.757999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.758022][ T32] r4:849b9d40 [ 1339.758071][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.758131][ T32] INFO: task kworker/1:830:5290 blocked for more than 466 seconds. [ 1339.758165][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.758204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.793573][ T32] task:kworker/1:830 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.794152][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.794328][ T32] Call trace: [ 1339.794415][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.794575][ T32] r10:8291a684 r9:eb86dd84 r8:00000002 r7:60000113 r6:eb86dd8c r5:85554800 [ 1339.794661][ T32] r4:85554800 [ 1339.794720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.794852][ T32] r5:85554800 r4:8291a680 [ 1339.794927][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.795015][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.795116][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 [ 1339.795172][ T32] r4:00000000 [ 1339.795241][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.795346][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.795495][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.795641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483540 [ 1339.795711][ T32] r4:00000000 [ 1339.795779][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.795895][ T32] r9:83018205 r8:85554800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1339.795951][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.796068][ T32] r5:00001000 r4:eb721000 [ 1339.796124][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.796233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.796334][ T32] r5:8552d78c r4:8552d400 [ 1339.796402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.796511][ T32] r7:ddde2d80 r6:83018200 r5:8552d78c r4:8549db80 [ 1339.796562][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.796705][ T32] r10:61c88647 r9:85554800 r8:8549dbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.796771][ T32] r4:8549db80 [ 1339.796821][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.796930][ T32] r10:00000000 r9:8549db80 r8:80287e08 r7:eb869e60 r6:8549dd00 r5:85554800 [ 1339.796984][ T32] r4:00000001 [ 1339.797033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.797119][ T32] Exception stack(0xeb86dfb0 to 0xeb86dff8) [ 1339.797205][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.797298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.797403][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.797492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.797584][ T32] r4:85483500 [ 1339.809727][ T32] INFO: task kworker/1:830:5290 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 2 printk messages dropped ** [ 1339.810449][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.810927][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1339.811583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 5 printk messages dropped ** [ 1339.812029][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.812084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.812212][ T32] r5:00001000 r4:dfbdd000 [ 1339.812269][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.812351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.812456][ T32] r5:84be838c r4:84be8000 [ 1339.812529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.812625][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.812674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.812787][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.812843][ T32] r4:848ec200 [ 1339.812896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.813019][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.813093][ T32] r4:00000001 [ 1339.813155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.813235][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.813293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.813353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.813417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.813487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.813565][ T32] r4:849b9d40 [ 1339.813648][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.813742][ T32] INFO: task kworker/1:831:5291 blocked for more than 466 seconds. [ 1339.813847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.813923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.813995][ T32] task:kworker/1:831 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.814143][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.814268][ T32] Call trace: [ 1339.814366][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.814474][ T32] r10:8291a684 r9:eb875d84 r8:00000002 r7:60000113 r6:eb875d8c r5:85555400 [ 1339.814533][ T32] r4:85555400 [ 1339.814605][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.814707][ T32] r5:85555400 r4:8291a680 [ 1339.814777][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.814903][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.815027][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1339.815093][ T32] r4:00000000 [ 1339.815162][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.815250][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.815351][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.815457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483680 [ 1339.815517][ T32] r4:00000000 [ 1339.815568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.815668][ T32] r9:83018205 r8:85555400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1339.815722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.815815][ T32] r5:00001000 r4:eb871000 [ 1339.815893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.815998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.816097][ T32] r5:8552db8c r4:8552d800 [ 1339.816188][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.816320][ T32] r7:ddde2d80 r6:83018200 r5:8552db8c r4:8549dd80 [ 1339.816381][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.816487][ T32] r10:61c88647 r9:85555400 r8:8549ddac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.816542][ T32] r4:8549dd80 [ 1339.816593][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.816767][ T32] r10:00000000 r9:8549dd80 r8:80287e08 r7:eb869e60 r6:8549dc00 r5:85555400 [ 1339.816850][ T32] r4:00000001 [ 1339.816926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.817010][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1339.817090][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1339.817223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.841113][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1339.841798][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1339.842246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 6 printk messages dropped ** [ 1339.842754][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.843440][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1339.843912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1339.844461][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.845325][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 ** 9 printk messages dropped ** [ 1339.846151][ T32] r5:00001000 r4:eb893000 [ 1339.846201][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.846313][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.846433][ T32] r5:8552e78c r4:8552e400 [ 1339.846505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.846641][ T32] r7:ddde2d80 r6:83018200 r5:8552e78c r4:8549de00 [ 1339.846846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.846971][ T32] r10:61c88647 r9:85556000 r8:8549de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.847029][ T32] r4:8549de00 [ 1339.847077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.847180][ T32] r10:00000000 r9:8549de00 r8:80287e08 r7:eb869e60 r6:8549df00 r5:85556000 [ 1339.847242][ T32] r4:00000001 [ 1339.847292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.847378][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1339.847462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.847538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.847600][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.847656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.847708][ T32] r4:85483800 [ 1339.877372][ T32] INFO: task kworker/1:832:5293 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.877704][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.877887][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.878081][ T32] Call trace: [ 1339.878194][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.884256][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.884429][ T32] r4:00000000 [ 1339.884497][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.884674][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.884759][ T32] 5d20: 97b06000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1339.884834][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1339.884913][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1339.884975][ T32] r5:800b0013 r4:80239bb0 [ 1339.885027][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.885147][ T32] r4:82ac21e4 [ 1339.885206][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.885312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.885393][ T32] r4:e0585dc0 [ 1339.885473][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.885611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.885668][ T32] r4:00000000 [ 1339.885731][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.885838][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.885912][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1339.886453][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1339.887110][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1339.887663][ T32] INFO: task kworker/1:833:5295 blocked for more than 466 seconds. ** 10 printk messages dropped ** [ 1339.903133][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1339.904040][ T32] r5:00001000 r4:eb885000 ** 2 printk messages dropped ** [ 1339.904275][ T32] r5:8552e38c r4:8552e000 ** 1 printk messages dropped ** [ 1339.904455][ T32] r7:ddde2d80 r6:83018200 r5:8552e38c r4:85469f00 ** 4 printk messages dropped ** [ 1339.904920][ T32] r10:00000000 r9:85469f00 r8:80287e08 r7:eb87de60 r6:85469e80 r5:85556c00 ** 6 printk messages dropped ** [ 1339.905547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1339.907468][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1339.907934][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1339.908147][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1339.934513][ T32] r5:00001000 r4:dfbdd000 [ 1339.934563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.934654][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.934752][ T32] r5:84be838c r4:84be8000 [ 1339.934804][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.934964][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1339.935022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.935143][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.935226][ T32] r4:848ec200 [ 1339.935286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.935397][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1339.935457][ T32] r4:00000001 [ 1339.935507][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.935580][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1339.935650][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.935740][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.935823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.935899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.935974][ T32] r4:849b9d40 [ 1339.936038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.936139][ T32] INFO: task kworker/1:834:5297 blocked for more than 466 seconds. [ 1339.936251][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1339.936352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.936454][ T32] task:kworker/1:834 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.936650][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.936760][ T32] Call trace: [ 1339.936850][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1339.937031][ T32] r10:8291a684 r9:eb889d84 r8:00000002 r7:60000113 r6:eb889d8c r5:85558000 [ 1339.937097][ T32] r4:85558000 [ 1339.937161][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1339.937265][ T32] r5:85558000 r4:8291a680 [ 1339.937339][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.937438][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.937527][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1339.937586][ T32] r4:00000000 [ 1339.937661][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.937745][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.937825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.937924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483c80 [ 1339.937974][ T32] r4:00000000 [ 1339.938014][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.938112][ T32] r9:83018205 r8:85558000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1339.938160][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.947206][ T32] r5:00001000 r4:eb899000 [ 1339.947280][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.947361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.947409][ T32] r5:8552eb8c r4:8552e800 [ 1339.947432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.947480][ T32] r7:ddde2d80 r6:83018200 r5:8552eb8c r4:85350000 [ 1339.947502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.947578][ T32] r10:61c88647 r9:85558000 r8:8535002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.947605][ T32] r4:85350000 [ 1339.947625][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.947682][ T32] r10:00000000 r9:85350000 r8:80287e08 r7:eb87de60 r6:85350080 r5:85558000 [ 1339.947705][ T32] r4:00000001 [ 1339.947757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.947802][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1339.947835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.947866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.947892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.947921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.947943][ T32] r4:85483ac0 [ 1339.949153][ T32] INFO: task kworker/1:834:5297 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.949248][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.949533][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.949696][ T32] Call trace: [ 1339.949894][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.949960][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.949985][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1339.950048][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1339.950512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1339.950936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.951405][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.951544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.952427][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.953101][ T32] r4:85558c00 ** 2 printk messages dropped ** [ 1339.953220][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.953259][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.953354][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb89de08 [ 1339.953382][ T32] r4:00000000 [ 1339.953425][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1339.953466][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1339.953554][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.953603][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85483e00 [ 1339.953626][ T32] r4:00000000 [ 1339.953676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.953726][ T32] r9:83018205 r8:85558c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1339.954002][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1339.954129][ T32] r5:00001000 r4:eb8a7000 [ 1339.954253][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1339.954378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.954458][ T32] r5:8552ef8c r4:8552ec00 [ 1339.954507][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1339.954602][ T32] r7:ddde2d80 r6:83018200 r5:8552ef8c r4:85350100 [ 1339.954709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1339.954787][ T32] r10:61c88647 r9:85558c00 r8:8535012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.954842][ T32] r4:85350100 [ 1339.954871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1339.954929][ T32] r10:00000000 r9:85350100 r8:80287e08 r7:eb889e60 r6:85350280 r5:85558c00 [ 1339.954954][ T32] r4:00000001 [ 1339.954974][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.955012][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1339.955147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.955208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.955239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.955269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1339.955314][ T32] r4:85483c40 [ 1339.955725][ T32] INFO: task kworker/1:835:5300 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1339.955764][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.955823][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.955869][ T32] Call trace: [ 1339.955905][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1339.955978][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1339.956009][ T32] r4:00000000 [ 1339.956029][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.956153][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1339.956362][ T32] 5d20: 97fb2000 edb7b000 00000001 80239b98 7f067000 00000001 ** 1 printk messages dropped ** [ 1339.956517][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1339.956907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1339.958028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.984339][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 9 printk messages dropped ** [ 1339.984703][ T32] task:kworker/1:836 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.985315][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.985902][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.985953][ T32] r5:8552fb8c r4:8552f800 ** 2 printk messages dropped ** [ 1339.986050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.986375][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.987236][ T32] Call trace: ** 5 printk messages dropped ** [ 1339.987505][ T32] 5d20: 981be000 edb7b000 00000001 80239b98 7f067000 00000001 ** 5 printk messages dropped ** [ 1339.987705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.987752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1339.988001][ T32] r4:e0585dc0 [ 1339.988028][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1339.988072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1339.988095][ T32] r4:00000000 [ 1339.988115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1339.988160][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.988241][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.002849][ T32] r5:00001000 r4:dfbdd000 [ 1340.003087][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.003173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.003222][ T32] r5:84be838c r4:84be8000 [ 1340.003245][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.003294][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.003335][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.003416][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.003530][ T32] r4:848ec200 [ 1340.003554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.003634][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.003665][ T32] r4:00000001 [ 1340.003687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.003728][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.003838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.003958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.003989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.004019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.004043][ T32] r4:849b9d40 [ 1340.004068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.004119][ T32] INFO: task kworker/1:837:5303 blocked for more than 466 seconds. [ 1340.004164][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.004204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.004356][ T32] task:kworker/1:837 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.004428][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.004556][ T32] Call trace: [ 1340.004754][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.004819][ T32] r10:8291a684 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:8555a400 [ 1340.004845][ T32] r4:8555a400 [ 1340.004894][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.004942][ T32] r5:8555a400 r4:8291a680 [ 1340.004964][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.005004][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.005046][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 [ 1340.005068][ T32] r4:00000000 [ 1340.005089][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.005211][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.005262][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.005332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8546cdc0 [ 1340.005367][ T32] r4:00000000 [ 1340.005448][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.005510][ T32] r9:83018205 r8:8555a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1340.005557][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.005634][ T32] r5:00001000 r4:eb8ad000 [ 1340.005661][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.005701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.005743][ T32] r5:8552f38c r4:8552f000 [ 1340.005765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.005840][ T32] r7:ddde2d80 r6:83018200 r5:8552f38c r4:85350400 [ 1340.005866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.005913][ T32] r10:61c88647 r9:8555a400 r8:8535042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.006000][ T32] r4:85350400 [ 1340.006024][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.006078][ T32] r10:00000000 r9:85350400 r8:80287e08 r7:eb8a5e60 r6:85350300 r5:8555a400 [ 1340.006119][ T32] r4:00000001 [ 1340.006430][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.006542][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1340.006573][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.006617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.006654][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.006740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.006846][ T32] r4:8546cfc0 [ 1340.007409][ T32] INFO: task kworker/1:837:5303 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 1 printk messages dropped ** [ 1340.007858][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.031497][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1340.032246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1340.033019][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1340.033384][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1340.033541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.033596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.033647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.033727][ T32] r4:849b9d40 [ 1340.033766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.033803][ T32] INFO: task kworker/1:838:5304 blocked for more than 466 seconds. [ 1340.033897][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.033931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.033999][ T32] task:kworker/1:838 state:D stack:0 pid:5304 tgid:5304 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.034086][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.034137][ T32] Call trace: [ 1340.034176][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.034233][ T32] r10:8291a684 r9:eb8bdd84 r8:00000002 r7:60000113 r6:eb8bdd8c r5:8555b000 [ 1340.034259][ T32] r4:8555b000 [ 1340.034281][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.034353][ T32] r5:8555b000 r4:8291a680 [ 1340.034380][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.034423][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.034468][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8bde08 [ 1340.034491][ T32] r4:00000000 [ 1340.034576][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.034628][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.034682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.034727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851af000 [ 1340.034751][ T32] r4:00000000 [ 1340.034771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.034837][ T32] r9:83018205 r8:8555b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1340.034895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.035017][ T32] r5:00001000 r4:eb8bf000 [ 1340.035042][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.035084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.035208][ T32] r5:8552f78c r4:8552f400 [ 1340.035232][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.035288][ T32] r7:ddde2d80 r6:83018200 r5:8552f78c r4:85350380 [ 1340.035323][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.035372][ T32] r10:61c88647 r9:8555b000 r8:853503ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.035399][ T32] r4:85350380 [ 1340.035419][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.035527][ T32] r10:00000000 r9:85350380 r8:80287e08 r7:eb8a5e60 r6:85350480 r5:8555b000 [ 1340.035554][ T32] r4:00000001 [ 1340.035574][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.035611][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 1340.035646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.035703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.035756][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.035789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.035816][ T32] r4:8546cfc0 [ 1340.036376][ T32] INFO: task kworker/1:838:5304 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.036522][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.036647][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.036814][ T32] Call trace: [ 1340.036865][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.037183][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.037220][ T32] r4:00000000 [ 1340.037299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.037488][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.037524][ T32] 5d20: 9883a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.037556][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.037612][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.037661][ T32] r5:800b0013 r4:80239bb0 [ 1340.037686][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.037729][ T32] r4:82ac21e4 [ 1340.037752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.037795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.037926][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1340.038076][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.054429][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.055125][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1340.055542][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1340.055864][ T32] task:kworker/1:839 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.056710][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.057098][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.057579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.057627][ T32] r5:8552ff8c r4:8552fc00 ** 1 printk messages dropped ** [ 1340.057785][ T32] r7:ddde2d80 r6:83018200 r5:8552ff8c r4:85350500 ** 4 printk messages dropped ** [ 1340.058181][ T32] r10:00000000 r9:85350500 r8:80287e08 r7:eb8a5e60 r6:85350600 r5:8555c800 ** 9 printk messages dropped ** [ 1340.073877][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1340.074964][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1340.075175][ T32] r4:00000000 [ 1340.075210][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.075347][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.075374][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.075418][ T32] r5:00001000 r4:dfbdd000 [ 1340.075444][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.075509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.075559][ T32] r5:84be838c r4:84be8000 [ 1340.075612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.075675][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.075846][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.075906][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.075930][ T32] r4:848ec200 [ 1340.076050][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.076217][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.076266][ T32] r4:00000001 [ 1340.076289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.076380][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.076426][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.076485][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.076585][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.076646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.076718][ T32] r4:849b9d40 [ 1340.076751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.076783][ T32] INFO: task kworker/1:840:5309 blocked for more than 466 seconds. [ 1340.076821][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.077015][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.077043][ T32] task:kworker/1:840 state:D stack:0 pid:5309 tgid:5309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.077091][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.077336][ T32] Call trace: [ 1340.077382][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1340.077615][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1340.099489][ T32] r5:00001000 r4:eb8d5000 ** 2 printk messages dropped ** [ 1340.099801][ T32] r5:8553c38c r4:8553c000 [ 1340.099826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.100092][ T32] r10:61c88647 r9:8555e000 r8:853506ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.100620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.102102][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 9 printk messages dropped ** [ 1340.102873][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1340.103614][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1340.104026][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1340.104292][ T32] INFO: task kworker/1:841:5310 blocked for more than 466 seconds. ** 9 printk messages dropped ** [ 1340.104943][ T32] r5:8555bc00 r4:8291a680 ** 2 printk messages dropped ** [ 1340.105079][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 ** 5 printk messages dropped ** [ 1340.105255][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.105547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.105650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.105858][ T32] r10:61c88647 r9:8555bc00 r8:853505ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.105901][ T32] r4:85350580 [ 1340.105928][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.105978][ T32] r10:00000000 r9:85350580 r8:80287e08 r7:eb8d9e60 r6:85350700 r5:8555bc00 [ 1340.106001][ T32] r4:00000001 [ 1340.106020][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.106063][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1340.106093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.106124][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.106179][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.106216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.106240][ T32] r4:851af240 [ 1340.106627][ T32] INFO: task kworker/1:841:5310 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.106703][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.106903][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.106988][ T32] Call trace: [ 1340.107142][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.107238][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.107269][ T32] r4:00000000 [ 1340.107321][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.107366][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.107395][ T32] 5d20: 98db6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.107425][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.107450][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.107473][ T32] r5:800b0013 r4:80239bb0 [ 1340.107499][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.107542][ T32] r4:82ac21e4 [ 1340.107563][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.107604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.107627][ T32] r4:e0585dc0 [ 1340.107654][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.107723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.107750][ T32] r4:00000000 [ 1340.107845][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.107896][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.107923][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.107966][ T32] r5:00001000 r4:dfbdd000 [ 1340.107986][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.108024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.108067][ T32] r5:84be838c r4:84be8000 [ 1340.108117][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.108292][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.131578][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.131737][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.131870][ T32] r4:848ec200 [ 1340.131906][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.132012][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.132085][ T32] r4:00000001 [ 1340.132126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.132172][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.132206][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.132291][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.132323][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.132381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.132436][ T32] r4:849b9d40 [ 1340.132465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.132516][ T32] INFO: task kworker/0:248:5315 blocked for more than 466 seconds. [ 1340.132589][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.132619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.132652][ T32] task:kworker/0:248 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.132779][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.132831][ T32] Call trace: [ 1340.132898][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.132955][ T32] r10:8291a684 r9:eb8e5d84 r8:00000002 r7:60000113 r6:eb8e5d8c r5:8555ec00 [ 1340.133037][ T32] r4:8555ec00 [ 1340.133091][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.133139][ T32] r5:8555ec00 r4:8291a680 [ 1340.133185][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.133228][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.133272][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e5e08 [ 1340.133301][ T32] r4:00000000 [ 1340.133322][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.133385][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.133447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.133553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bd00 [ 1340.133580][ T32] r4:00000000 [ 1340.133600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.133655][ T32] r9:83018005 r8:8555ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1340.133721][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.133770][ T32] r5:00001000 r4:eaead000 [ 1340.133794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.133862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.133924][ T32] r5:853e1f8c r4:853e1c00 [ 1340.134001][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.134050][ T32] r7:dddced80 r6:83018000 r5:853e1f8c r4:85328900 [ 1340.134072][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.134119][ T32] r10:61c88647 r9:8555ec00 r8:8532892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.134144][ T32] r4:85328900 [ 1340.134190][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.134239][ T32] r10:00000000 r9:85328900 r8:80287e08 r7:eb62de60 r6:85328a80 r5:8555ec00 [ 1340.134262][ T32] r4:00000001 [ 1340.134281][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.134322][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1340.134377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.134412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.134458][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.134517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.134558][ T32] r4:8557be00 [ 1340.135171][ T32] INFO: task kworker/0:248:5315 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.135217][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.135279][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.135474][ T32] Call trace: [ 1340.135539][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.135595][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.135619][ T32] r4:00000000 [ 1340.135648][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.135689][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.135717][ T32] 5d20: 99155000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.135791][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.135822][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 2 printk messages dropped ** [ 1340.135907][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1340.136180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1340.136712][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.137220][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1340.137600][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1340.137979][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.154875][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.155368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557bec0 ** 7 printk messages dropped ** [ 1340.156003][ T32] r5:853e238c r4:853e2000 [ 1340.156056][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.156461][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.156753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.156783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.156808][ T32] r4:8557bc40 [ 1340.157492][ T32] INFO: task kworker/0:249:5317 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.157578][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.157800][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.157875][ T32] Call trace: [ 1340.157987][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.158079][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.158137][ T32] r4:00000000 [ 1340.158185][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.158233][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.158345][ T32] 5d20: 99155000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.173006][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.173109][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.173192][ T32] r5:800b0013 r4:80239bb0 [ 1340.173278][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.173411][ T32] r4:82ac21e4 [ 1340.173454][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.173574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.173629][ T32] r4:e0585dc0 [ 1340.173682][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.173773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.173857][ T32] r4:00000000 [ 1340.173908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.174015][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.174073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.174169][ T32] r5:00001000 r4:dfbdd000 [ 1340.174231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.174321][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.174416][ T32] r5:84be838c r4:84be8000 [ 1340.174484][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.174584][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.174639][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.174755][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.174830][ T32] r4:848ec200 [ 1340.174879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.174999][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.175039][ T32] r4:00000001 [ 1340.175064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.175106][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.175180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.175249][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.175307][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.175345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.175370][ T32] r4:849b9d40 [ 1340.175399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.175460][ T32] INFO: task kworker/1:842:5320 blocked for more than 466 seconds. [ 1340.175537][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.175609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.175668][ T32] task:kworker/1:842 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.175782][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.175834][ T32] Call trace: [ 1340.175870][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.175953][ T32] r10:8291a684 r9:eb8e9d84 r8:00000002 r7:60000113 r6:eb8e9d8c r5:85543c00 [ 1340.176012][ T32] r4:85543c00 [ 1340.176081][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.176183][ T32] r5:85543c00 r4:8291a680 [ 1340.176227][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.176305][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.176400][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1340.176450][ T32] r4:00000000 [ 1340.176491][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.176559][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.176675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1340.177290][ T32] r5:8553cb8c r4:8553c800 [ 1340.177322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.177397][ T32] r7:ddde2d80 r6:83018200 r5:8553cb8c r4:85350800 [ 1340.177421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.177655][ T32] r10:00000000 r9:85350800 r8:80287e08 r7:eb8dde60 r6:85328b00 r5:85543c00 ** 8 printk messages dropped ** [ 1340.199412][ T32] INFO: task kworker/1:842:5320 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 8 printk messages dropped ** [ 1340.200643][ T32] 5d20: 99721000 edb7b000 00000001 80239b98 7f067000 00000001 ** 7 printk messages dropped ** [ 1340.201379][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1340.201932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.202496][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1340.202733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.203062][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.203127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.203185][ T32] task:kworker/0:250 state:D stack:0 pid:5321 tgid:5321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.203276][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.203363][ T32] Call trace: [ 1340.203401][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.203526][ T32] r10:8291a684 r9:eb8edd84 r8:00000002 r7:60000113 r6:eb8edd8c r5:85544800 [ 1340.203561][ T32] r4:85544800 [ 1340.203586][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.203665][ T32] r5:85544800 r4:8291a680 [ 1340.203723][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.203938][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.204076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 [ 1340.204122][ T32] r4:00000000 [ 1340.204145][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.204184][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.204249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.204299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557b400 [ 1340.204353][ T32] r4:00000000 [ 1340.204379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.204446][ T32] r9:83018005 r8:85544800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1340.204480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.204556][ T32] r5:00001000 r4:eb1af000 [ 1340.204749][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.204797][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.204841][ T32] r5:853e2b8c r4:853e2800 [ 1340.204923][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.205001][ T32] r7:dddced80 r6:83018000 r5:853e2b8c r4:85328c00 [ 1340.205029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.205104][ T32] r10:61c88647 r9:85544800 r8:85328c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.205211][ T32] r4:85328c00 [ 1340.205237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.205289][ T32] r10:00000000 r9:85328c00 r8:80287e08 r7:eb62de60 r6:85328d00 r5:85544800 [ 1340.205313][ T32] r4:00000001 [ 1340.205334][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.205370][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) [ 1340.205425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.205467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.205498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.205560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.205610][ T32] r4:8557bf40 [ 1340.206289][ T32] INFO: task kworker/0:250:5321 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.206376][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.206492][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.206591][ T32] Call trace: [ 1340.206678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.206835][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.206916][ T32] r4:00000000 [ 1340.206984][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.207072][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.207155][ T32] 5d20: 99721000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.207222][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.207272][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.207330][ T32] r5:800b0013 r4:80239bb0 [ 1340.207387][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.207531][ T32] r4:82ac21e4 [ 1340.207698][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.207753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 2 printk messages dropped ** [ 1340.207899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 5 printk messages dropped ** [ 1340.208192][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1340.236478][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1340.236734][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1340.236962][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.237182][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1340.237491][ T32] task:kworker/0:251 state:D stack:0 pid:5322 tgid:5322 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.238078][ T32] r4:85546000 ** 4 printk messages dropped ** [ 1340.245290][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 ** 4 printk messages dropped ** [ 1340.245593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a0100 [ 1340.245693][ T32] r4:00000000 [ 1340.245756][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.245856][ T32] r9:83018005 r8:85546000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1340.245904][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.246020][ T32] r5:00001000 r4:eb1fb000 [ 1340.246071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.246148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.246233][ T32] r5:853e2f8c r4:853e2c00 [ 1340.246274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.246373][ T32] r7:dddced80 r6:83018000 r5:853e2f8c r4:85328c80 [ 1340.246401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.246450][ T32] r10:61c88647 r9:85546000 r8:85328cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.246487][ T32] r4:85328c80 [ 1340.246554][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.246607][ T32] r10:00000000 r9:85328c80 r8:80287e08 r7:eb8ede60 r6:85328b80 r5:85546000 [ 1340.246639][ T32] r4:00000001 [ 1340.246723][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.246802][ T32] Exception stack(0xeb7a9fb0 to 0xeb7a9ff8) [ 1340.246906][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.246979][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.247111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.247196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.247282][ T32] r4:8557bf40 [ 1340.248139][ T32] INFO: task kworker/0:251:5322 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.248225][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.259043][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.259169][ T32] Call trace: [ 1340.259269][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.259358][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.259417][ T32] r4:00000000 [ 1340.259472][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.259521][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.259552][ T32] 5d20: 99b23000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.259610][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.259674][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.259732][ T32] r5:800b0013 r4:80239bb0 [ 1340.259795][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.259890][ T32] r4:82ac21e4 [ 1340.259935][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.260021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.260136][ T32] r4:e0585dc0 [ 1340.260253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.260306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.260330][ T32] r4:00000000 [ 1340.260351][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.260428][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.260499][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.260554][ T32] r5:00001000 r4:dfbdd000 [ 1340.260607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.260686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.260739][ T32] r5:84be838c r4:84be8000 [ 1340.260761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.260809][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.260831][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.260944][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.261008][ T32] r4:848ec200 [ 1340.261053][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.261143][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.261199][ T32] r4:00000001 [ 1340.261309][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.261391][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.261454][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.261490][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.261519][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.261547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.261598][ T32] r4:849b9d40 [ 1340.261638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.261702][ T32] INFO: task kworker/0:252:5326 blocked for more than 466 seconds. [ 1340.261794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.261857][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.261896][ T32] task:kworker/0:252 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.262043][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.262159][ T32] Call trace: [ 1340.262327][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.262411][ T32] r10:8291a684 r9:eb8f1d84 r8:00000002 r7:60000113 r6:eb8f1d8c r5:85546c00 [ 1340.262495][ T32] r4:85546c00 [ 1340.262640][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.262692][ T32] r5:85546c00 r4:8291a680 [ 1340.262713][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.262754][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.262804][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8f1e08 [ 1340.262869][ T32] r4:00000000 [ 1340.262920][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.263037][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.263106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.263160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340000 [ 1340.263183][ T32] r4:00000000 [ 1340.263204][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.263249][ T32] r9:83018005 r8:85546c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1340.263375][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.263431][ T32] r5:00001000 r4:eb227000 [ 1340.263483][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.263577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.263626][ T32] r5:853e338c r4:853e3000 [ 1340.263678][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.263734][ T32] r7:dddced80 r6:83018000 r5:853e338c r4:85328d80 [ 1340.263793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.263888][ T32] r10:61c88647 r9:85546c00 r8:85328dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.263946][ T32] r4:85328d80 [ 1340.263998][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.264050][ T32] r10:00000000 r9:85328d80 r8:80287e08 r7:eb7a9e60 r6:85328e80 r5:85546c00 [ 1340.264074][ T32] r4:00000001 [ 1340.264095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.264173][ T32] Exception stack(0xeb8f1fb0 to 0xeb8f1ff8) [ 1340.264209][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.264271][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.264309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.264362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.264417][ T32] r4:853400c0 [ 1340.265112][ T32] INFO: task kworker/0:252:5326 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.265177][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.265296][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.265402][ T32] Call trace: [ 1340.265582][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.265714][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.265839][ T32] r4:00000000 [ 1340.265889][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.265977][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.266041][ T32] 5d20: 99b23000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.266075][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.266118][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.266228][ T32] r5:800b0013 r4:80239bb0 [ 1340.266262][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.266308][ T32] r4:82ac21e4 [ 1340.266330][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.266374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.266400][ T32] r4:e0585dc0 [ 1340.266422][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.266502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.266553][ T32] r4:00000000 [ 1340.266596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.266724][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.266798][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.266927][ T32] r5:00001000 r4:dfbdd000 [ 1340.266979][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.267067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.267152][ T32] r5:84be838c r4:84be8000 [ 1340.267179][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.267228][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.267268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.267345][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.267395][ T32] r4:848ec200 [ 1340.267439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.267529][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.267577][ T32] r4:00000001 [ 1340.267618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.267727][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.267785][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.267932][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.267970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.268002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.268030][ T32] r4:849b9d40 [ 1340.268124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.268175][ T32] INFO: task kworker/0:253:5327 blocked for more than 466 seconds. [ 1340.268242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.268269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.268292][ T32] task:kworker/0:253 state:D stack:0 pid:5327 tgid:5327 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.299926][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1340.300401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.300648][ T32] r7:dddced80 r6:83018000 r5:853e378c r4:85328f00 ** 5 printk messages dropped ** [ 1340.300897][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.301105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.302437][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.302785][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 3 printk messages dropped ** [ 1340.303197][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.303289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.303337][ T32] r4:e0585dc0 [ 1340.303381][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.303466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.303515][ T32] r4:00000000 [ 1340.303550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.303669][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.303757][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.303859][ T32] r5:00001000 r4:dfbdd000 [ 1340.303912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.303996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.304080][ T32] r5:84be838c r4:84be8000 [ 1340.304123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.304218][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.304273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.304335][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.304388][ T32] r4:848ec200 [ 1340.304440][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.304493][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.304543][ T32] r4:00000001 [ 1340.304565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.304602][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.304671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.304735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.304777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.304806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.304861][ T32] r4:849b9d40 [ 1340.304893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.304936][ T32] INFO: task kworker/0:254:5329 blocked for more than 466 seconds. [ 1340.305032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.305097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.305139][ T32] task:kworker/0:254 state:D stack:0 pid:5329 tgid:5329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.305267][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.305357][ T32] Call trace: [ 1340.305449][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.305531][ T32] r10:8291a684 r9:eb8fdd84 r8:00000002 r7:60000113 r6:eb8fdd8c r5:85543000 [ 1340.305591][ T32] r4:85543000 [ 1340.305688][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.305781][ T32] r5:85543000 r4:8291a680 [ 1340.305828][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.305931][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.306143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 ** 2 printk messages dropped ** [ 1340.306380][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.307044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.307145][ T32] r5:853e3f8c r4:853e3c00 ** 1 printk messages dropped ** [ 1340.307285][ T32] r7:dddced80 r6:83018000 r5:853e3f8c r4:853f6f80 ** 4 printk messages dropped ** [ 1340.307745][ T32] r10:00000000 r9:853f6f80 r8:80287e08 r7:eb8f9e60 r6:853f6e80 r5:85543000 ** 9 printk messages dropped ** [ 1340.330143][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.330920][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1340.331135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1340.332300][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.332349][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.332515][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.332577][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.332602][ T32] r4:848ec200 [ 1340.332660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.332713][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.332736][ T32] r4:00000001 [ 1340.332845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.332959][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.333079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.333123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.333170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.333200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.333225][ T32] r4:849b9d40 [ 1340.333247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.333279][ T32] INFO: task kworker/0:255:5332 blocked for more than 466 seconds. [ 1340.333316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.333342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.333414][ T32] task:kworker/0:255 state:D stack:0 pid:5332 tgid:5332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.333468][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.333510][ T32] Call trace: [ 1340.333546][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.333623][ T32] r10:8291a684 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:85542400 [ 1340.333695][ T32] r4:85542400 [ 1340.333721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.333790][ T32] r5:85542400 r4:8291a680 [ 1340.333978][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.334027][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.334071][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1340.334094][ T32] r4:00000000 [ 1340.334113][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.334147][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.334180][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.334240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853403c0 [ 1340.334312][ T32] r4:00000000 [ 1340.334410][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.334462][ T32] r9:83018005 r8:85542400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1340.334508][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.334554][ T32] r5:00001000 r4:eb517000 [ 1340.334576][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.334616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.334672][ T32] r5:853e3b8c r4:853e3800 [ 1340.334840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.334905][ T32] r7:dddced80 r6:83018000 r5:853e3b8c r4:85580080 [ 1340.334928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.335013][ T32] r10:61c88647 r9:85542400 r8:855800ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.335043][ T32] r4:85580080 [ 1340.335063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.335113][ T32] r10:00000000 r9:85580080 r8:80287e08 r7:eb8fde60 r6:85580180 r5:85542400 [ 1340.335199][ T32] r4:00000001 [ 1340.335225][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.335292][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1340.335356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.335481][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.335512][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.335560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.335606][ T32] r4:85340600 [ 1340.335993][ T32] INFO: task kworker/0:255:5332 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.336117][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.336341][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.336439][ T32] Call trace: [ 1340.336561][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.336703][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.336754][ T32] r4:00000000 [ 1340.336796][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.336887][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.336952][ T32] 5d20: 9a0c2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.337015][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.337066][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.337116][ T32] r5:800b0013 r4:80239bb0 [ 1340.337163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.337253][ T32] r4:82ac21e4 [ 1340.337305][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.337406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.337459][ T32] r4:e0585dc0 [ 1340.337506][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.337595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.337709][ T32] r4:00000000 [ 1340.337766][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.337962][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.338014][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.338101][ T32] r5:00001000 r4:dfbdd000 [ 1340.338148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.338299][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.370861][ T32] r5:84be838c r4:84be8000 [ 1340.370931][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.371052][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.371107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.371223][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.371284][ T32] r4:848ec200 [ 1340.371310][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.371362][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.371385][ T32] r4:00000001 [ 1340.371404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.371482][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.371523][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.371552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.371578][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.371637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.371698][ T32] r4:849b9d40 [ 1340.371754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.371808][ T32] INFO: task kworker/0:256:5333 blocked for more than 466 seconds. [ 1340.371847][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.371874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.371901][ T32] task:kworker/0:256 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.372036][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.372118][ T32] Call trace: [ 1340.372156][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.372239][ T32] r10:8291a684 r9:eb905d84 r8:00000002 r7:60000013 r6:eb905d8c r5:848f8000 [ 1340.372267][ T32] r4:848f8000 [ 1340.372288][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.372371][ T32] r5:848f8000 r4:8291a680 [ 1340.372396][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.372470][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.372550][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1340.372580][ T32] r4:00000000 [ 1340.372600][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.372635][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.372750][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.372799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853406c0 [ 1340.372821][ T32] r4:00000000 [ 1340.372841][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.372888][ T32] r9:83018005 r8:848f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1340.372913][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.372956][ T32] r5:00001000 r4:eb547000 [ 1340.372976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.373015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.373087][ T32] r5:847b2b8c r4:847b2800 [ 1340.373111][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.373213][ T32] r7:dddced80 r6:83018000 r5:847b2b8c r4:85580000 [ 1340.373265][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.373315][ T32] r10:61c88647 r9:848f8000 r8:8558002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.373337][ T32] r4:85580000 [ 1340.373381][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.373428][ T32] r10:00000000 r9:85580000 r8:80287e08 r7:eb8fde60 r6:85580100 r5:848f8000 [ 1340.373476][ T32] r4:00000001 [ 1340.373498][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.373566][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1340.373594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.373622][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.373650][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.373687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.373709][ T32] r4:85340440 [ 1340.374306][ T32] INFO: task kworker/0:256:5333 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.374377][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.374439][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.374520][ T32] Call trace: [ 1340.374648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.374707][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.374730][ T32] r4:00000000 [ 1340.374749][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.374929][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.375196][ T32] 5d20: 9a4dd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.375288][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.375339][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.375373][ T32] r5:800b0013 r4:80239bb0 [ 1340.375419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.375547][ T32] r4:82ac21e4 [ 1340.375576][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.375629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.375779][ T32] r4:e0585dc0 [ 1340.375811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.375862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.375926][ T32] r4:00000000 [ 1340.375961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.376018][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.376043][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.376093][ T32] r5:00001000 r4:dfbdd000 [ 1340.376115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.376289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.376344][ T32] r5:84be838c r4:84be8000 [ 1340.376368][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.376421][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.376445][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.376497][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.376533][ T32] r4:848ec200 [ 1340.376582][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.376697][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.376727][ T32] r4:00000001 [ 1340.376750][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.376814][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.376912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.377037][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.377069][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.377098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.377272][ T32] r4:849b9d40 [ 1340.377301][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.377334][ T32] INFO: task kworker/0:257:5335 blocked for more than 466 seconds. [ 1340.377382][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.377482][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.377512][ T32] task:kworker/0:257 state:D stack:0 pid:5335 tgid:5335 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.377700][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.377757][ T32] Call trace: [ 1340.377797][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.377850][ T32] r10:8291a684 r9:eb909d84 r8:00000002 r7:60000013 r6:eb909d8c r5:848f8c00 [ 1340.377872][ T32] r4:848f8c00 [ 1340.377933][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.378013][ T32] r5:848f8c00 r4:8291a680 [ 1340.378036][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.378078][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.378233][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb909e08 [ 1340.378316][ T32] r4:00000000 [ 1340.398832][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.398936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.399023][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.399074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853409c0 [ 1340.399099][ T32] r4:00000000 [ 1340.399120][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.399168][ T32] r9:83018005 r8:848f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 4 printk messages dropped ** [ 1340.399374][ T32] r5:847b238c r4:847b2000 [ 1340.399421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.399473][ T32] r7:dddced80 r6:83018000 r5:847b238c r4:85580200 ** 2 printk messages dropped ** [ 1340.399589][ T32] r4:85580200 ** 5 printk messages dropped ** [ 1340.399889][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.400712][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.400990][ T32] 5d20: 9a6a6000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1340.401315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1340.401824][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.402078][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.402375][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.402824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.403024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340800 [ 1340.403073][ T32] r4:00000000 [ 1340.403123][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.403170][ T32] r9:83018005 r8:848f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1340.403192][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.403270][ T32] r5:00001000 r4:eb55d000 [ 1340.403293][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.403333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.403374][ T32] r5:847b278c r4:847b2400 [ 1340.403420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.403469][ T32] r7:dddced80 r6:83018000 r5:847b278c r4:85580380 [ 1340.403489][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.403561][ T32] r10:61c88647 r9:848f9800 r8:855803ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.403602][ T32] r4:85580380 [ 1340.403639][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.403690][ T32] r10:00000000 r9:85580380 r8:80287e08 r7:eb909e60 r6:85580280 r5:848f9800 [ 1340.403758][ T32] r4:00000001 [ 1340.403780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.403815][ T32] Exception stack(0xeb8f5fb0 to 0xeb8f5ff8) [ 1340.403862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.403898][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.403925][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.403953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.403990][ T32] r4:85340680 [ 1340.404222][ T32] INFO: task kworker/0:258:5336 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.404256][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.404332][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.404416][ T32] Call trace: [ 1340.404491][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.404541][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.404564][ T32] r4:00000000 [ 1340.404583][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.404620][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.404650][ T32] 5d20: 9a6a6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.404679][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.404703][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.404726][ T32] r5:800b0013 r4:80239bb0 [ 1340.404746][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.404785][ T32] r4:82ac21e4 [ 1340.404804][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.404844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.404866][ T32] r4:e0585dc0 [ 1340.404884][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.404931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.404953][ T32] r4:00000000 [ 1340.404972][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.405015][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.405063][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.405110][ T32] r5:00001000 r4:dfbdd000 [ 1340.405130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.405168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.405208][ T32] r5:84be838c r4:84be8000 [ 1340.405227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.405271][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.405292][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.405337][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.405359][ T32] r4:848ec200 [ 1340.405377][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.405421][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.405446][ T32] r4:00000001 [ 1340.405466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.405510][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.405540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.405568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.405620][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.405654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.405677][ T32] r4:849b9d40 [ 1340.405721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.405775][ T32] INFO: task kworker/0:259:5339 blocked for more than 466 seconds. [ 1340.405806][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.405855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.405880][ T32] task:kworker/0:259 state:D stack:0 pid:5339 tgid:5339 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.405928][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.405997][ T32] Call trace: [ 1340.406056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.406129][ T32] r10:8291a684 r9:eb90dd84 r8:00000002 r7:60000113 r6:eb90dd8c r5:848fa400 [ 1340.406155][ T32] r4:848fa400 [ 1340.406202][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.406248][ T32] r5:848fa400 r4:8291a680 [ 1340.406268][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.406306][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.406347][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1340.406368][ T32] r4:00000000 [ 1340.406387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.406420][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.406481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.406525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340b00 [ 1340.406547][ T32] r4:00000000 [ 1340.406566][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.406608][ T32] r9:83018005 r8:848fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1340.406661][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.406708][ T32] r5:00001000 r4:eb58d000 [ 1340.406729][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.406768][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.406808][ T32] r5:847b1f8c r4:847b1c00 [ 1340.406843][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.406905][ T32] r7:dddced80 r6:83018000 r5:847b1f8c r4:85580400 [ 1340.406958][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.407034][ T32] r10:61c88647 r9:848fa400 r8:8558042c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.407070][ T32] r4:85580400 [ 1340.407092][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.407187][ T32] r10:00000000 r9:85580400 r8:80287e08 r7:eb909e60 r6:85580500 r5:848fa400 [ 1340.407239][ T32] r4:00000001 [ 1340.407262][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1340.407467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1340.407770][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1340.408216][ T32] 5d20: 9a6a6000 edb7b000 00000001 80239b98 7f067000 00000001 ** 2 printk messages dropped ** [ 1340.439319][ T32] r5:800b0013 r4:80239bb0 [ 1340.439366][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.439450][ T32] r4:82ac21e4 [ 1340.439656][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.439761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.439818][ T32] r4:e0585dc0 [ 1340.439846][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.439996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.440029][ T32] r4:00000000 [ 1340.440325][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.440390][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.440484][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.440565][ T32] r5:00001000 r4:dfbdd000 [ 1340.440598][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.440670][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.440784][ T32] r5:84be838c r4:84be8000 [ 1340.440859][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.440937][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.440959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.441043][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.441070][ T32] r4:848ec200 [ 1340.441093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.441151][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.441174][ T32] r4:00000001 [ 1340.441235][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.441291][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.441321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.441368][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.441418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.441450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.441475][ T32] r4:849b9d40 [ 1340.441523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.441563][ T32] INFO: task kworker/0:260:5342 blocked for more than 466 seconds. [ 1340.441600][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.441629][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.441669][ T32] task:kworker/0:260 state:D stack:0 pid:5342 tgid:5342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.441741][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.441789][ T32] Call trace: [ 1340.441898][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.441955][ T32] r10:8291a684 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:848fb000 [ 1340.442045][ T32] r4:848fb000 [ 1340.442163][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.442230][ T32] r5:848fb000 r4:8291a680 [ 1340.442282][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.442332][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.442484][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1340.442511][ T32] r4:00000000 [ 1340.442531][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.442569][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.442604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.442693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340c80 [ 1340.442723][ T32] r4:00000000 [ 1340.442796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.442879][ T32] r9:83018005 r8:848fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1340.443028][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.443086][ T32] r5:00001000 r4:eb5a1000 [ 1340.443113][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.443156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.443206][ T32] r5:8558838c r4:85588000 [ 1340.443229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.443276][ T32] r7:dddced80 r6:83018000 r5:8558838c r4:85580580 [ 1340.443300][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.443346][ T32] r10:61c88647 r9:848fb000 r8:855805ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.443369][ T32] r4:85580580 [ 1340.443389][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.443434][ T32] r10:00000000 r9:85580580 r8:80287e08 r7:eb90de60 r6:85580680 r5:848fb000 [ 1340.443457][ T32] r4:00000001 [ 1340.443476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.443514][ T32] Exception stack(0xeb915fb0 to 0xeb915ff8) [ 1340.443540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.443568][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.443594][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.443622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.443791][ T32] r4:85340a40 [ 1340.444389][ T32] INFO: task kworker/0:260:5342 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.444452][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.444585][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.444640][ T32] Call trace: [ 1340.444720][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.444814][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.444840][ T32] r4:00000000 [ 1340.444860][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.444903][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.444931][ T32] 5d20: 9ab51000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.444961][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.444987][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.445009][ T32] r5:800b0013 r4:80239bb0 [ 1340.445030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.445071][ T32] r4:82ac21e4 [ 1340.445105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1340.445314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1340.445683][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1340.445940][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1340.446218][ T32] INFO: task kworker/0:261:5343 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.446675][ T32] r4:848fbc00 ** 4 printk messages dropped ** [ 1340.446875][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 ** 8 printk messages dropped ** [ 1340.447367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.447409][ T32] r5:00001000 r4:eb5cb000 [ 1340.447442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.447484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.447526][ T32] r5:85588b8c r4:85588800 [ 1340.447545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.447592][ T32] r7:dddced80 r6:83018000 r5:85588b8c r4:85580480 [ 1340.447656][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.447739][ T32] r10:61c88647 r9:848fbc00 r8:855804ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.447926][ T32] r4:85580480 [ 1340.447949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.447995][ T32] r10:00000000 r9:85580480 r8:80287e08 r7:eb915e60 r6:85580600 r5:848fbc00 [ 1340.448042][ T32] r4:00000001 [ 1340.448066][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.448103][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1340.448130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.448258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.476904][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.477026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.477088][ T32] r4:85340a40 [ 1340.478072][ T32] INFO: task kworker/0:261:5343 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.478188][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.481221][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.481305][ T32] Call trace: [ 1340.481476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.481565][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.481592][ T32] r4:00000000 [ 1340.481617][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.481727][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.481788][ T32] 5d20: 9ae47000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.481822][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.481850][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.481888][ T32] r5:800b0013 r4:80239bb0 [ 1340.482047][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.482165][ T32] r4:82ac21e4 [ 1340.482213][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.482292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.482319][ T32] r4:e0585dc0 [ 1340.482340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.482384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.482407][ T32] r4:00000000 [ 1340.482454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.482531][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.482586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.482652][ T32] r5:00001000 r4:dfbdd000 [ 1340.482701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.482746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.482836][ T32] r5:84be838c r4:84be8000 [ 1340.482920][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.483031][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.483077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.483171][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.483199][ T32] r4:848ec200 [ 1340.483247][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.483298][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.483321][ T32] r4:00000001 [ 1340.483341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.483404][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.483435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.483492][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.483527][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.483583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.483682][ T32] r4:849b9d40 [ 1340.483748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.483830][ T32] INFO: task kworker/0:262:5344 blocked for more than 466 seconds. [ 1340.483911][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.483963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.484018][ T32] task:kworker/0:262 state:D stack:0 pid:5344 tgid:5344 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.484140][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.484243][ T32] Call trace: [ 1340.484400][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.484500][ T32] r10:8291a684 r9:eb911d84 r8:00000002 r7:60000113 r6:eb911d8c r5:848fc800 [ 1340.484558][ T32] r4:848fc800 [ 1340.484605][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.484701][ T32] r5:848fc800 r4:8291a680 [ 1340.484742][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.484828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.484923][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1340.484992][ T32] r4:00000000 [ 1340.485040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.485116][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.485192][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.485271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340ec0 ** 4 printk messages dropped ** [ 1340.485643][ T32] r5:00001000 r4:eb5b7000 ** 2 printk messages dropped ** [ 1340.485869][ T32] r5:8558878c r4:85588400 [ 1340.486005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.486111][ T32] r7:dddced80 r6:83018000 r5:8558878c r4:85580700 [ 1340.486156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.486268][ T32] r10:61c88647 r9:848fc800 r8:8558072c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.486338][ T32] r4:85580700 [ 1340.486383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.486478][ T32] r10:00000000 r9:85580700 r8:80287e08 r7:eb919e60 r6:85580780 r5:848fc800 [ 1340.486539][ T32] r4:00000001 [ 1340.486580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.486683][ T32] Exception stack(0xeb911fb0 to 0xeb911ff8) [ 1340.486745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.486802][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.486896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.486961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.487013][ T32] r4:85340a40 [ 1340.487600][ T32] INFO: task kworker/0:262:5344 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.487674][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.487795][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.487912][ T32] Call trace: [ 1340.487979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.488079][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.488129][ T32] r4:00000000 [ 1340.488167][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.488286][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.512287][ T32] 5d20: 9b129000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.512376][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.512409][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.512464][ T32] r5:800b0013 r4:80239bb0 [ 1340.512530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.512607][ T32] r4:82ac21e4 [ 1340.512644][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.512731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.512760][ T32] r4:e0585dc0 [ 1340.512784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.512828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.512850][ T32] r4:00000000 [ 1340.512933][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.512990][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.513015][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.513169][ T32] r5:00001000 r4:dfbdd000 [ 1340.513195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.513236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.513281][ T32] r5:84be838c r4:84be8000 [ 1340.513303][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.513376][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.513402][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.513452][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.513475][ T32] r4:848ec200 [ 1340.513495][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.513541][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.513639][ T32] r4:00000001 [ 1340.513665][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.513705][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.513784][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.514477][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1340.514951][ T32] r5:848fd400 r4:8291a680 ** 3 printk messages dropped ** [ 1340.515089][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.515365][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.515499][ T32] r5:00001000 r4:eb611000 ** 2 printk messages dropped ** [ 1340.515598][ T32] r5:8558978c r4:85589400 [ 1340.515618][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.515669][ T32] r7:dddced80 r6:83018000 r5:8558978c r4:85580800 ** 2 printk messages dropped ** [ 1340.515760][ T32] r4:85580800 ** 5 printk messages dropped ** [ 1340.515970][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.516776][ T32] Call trace: ** 4 printk messages dropped ** [ 1340.517007][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1340.517258][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1340.517691][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1340.517845][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1340.518055][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1340.518145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1340.518312][ T32] r4:849b9d40 [ 1340.529202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.529260][ T32] INFO: task kworker/0:264:5349 blocked for more than 467 seconds. [ 1340.529299][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.529325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.529349][ T32] task:kworker/0:264 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.529752][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.529819][ T32] Call trace: [ 1340.529854][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.529909][ T32] r10:8291a684 r9:eb921d84 r8:00000002 r7:60000013 r6:eb921d8c r5:848fe000 [ 1340.529964][ T32] r4:848fe000 [ 1340.529989][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.530084][ T32] r5:848fe000 r4:8291a680 [ 1340.530110][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.530152][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.530194][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb921e08 [ 1340.530294][ T32] r4:00000000 [ 1340.530317][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.530356][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.530399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.530444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499140 [ 1340.530467][ T32] r4:00000000 [ 1340.530487][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.530532][ T32] r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1340.530554][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.530595][ T32] r5:00001000 r4:eb5eb000 [ 1340.530621][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.530669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.530710][ T32] r5:85588f8c r4:85588c00 [ 1340.530732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.530800][ T32] r7:dddced80 r6:83018000 r5:85588f8c r4:85580900 [ 1340.530839][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.530888][ T32] r10:61c88647 r9:848fe000 r8:8558092c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.530910][ T32] r4:85580900 [ 1340.530930][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.530974][ T32] r10:00000000 r9:85580900 r8:80287e08 r7:eb91de60 r6:85580980 r5:848fe000 [ 1340.530997][ T32] r4:00000001 [ 1340.531017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.531055][ T32] Exception stack(0xeb921fb0 to 0xeb921ff8) [ 1340.531083][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.531111][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.531322][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.531356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.531379][ T32] r4:85499100 [ 1340.532009][ T32] INFO: task kworker/0:264:5349 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.532095][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.532213][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.532331][ T32] Call trace: [ 1340.532405][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.532509][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.532560][ T32] r4:00000000 [ 1340.532606][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.532711][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.532777][ T32] 5d20: 9b129000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.532859][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.532926][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.532979][ T32] r5:800b0013 r4:80239bb0 [ 1340.533024][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.533111][ T32] r4:82ac21e4 [ 1340.533157][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.533249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.533415][ T32] r4:e0585dc0 [ 1340.533471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.533528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.533553][ T32] r4:00000000 [ 1340.533573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.533618][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.533646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.533692][ T32] r5:00001000 r4:dfbdd000 [ 1340.533712][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.533752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.533793][ T32] r5:84be838c r4:84be8000 [ 1340.533812][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.533948][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.533975][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.534022][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.534049][ T32] r4:848ec200 [ 1340.534069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.534280][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.534306][ T32] r4:00000001 [ 1340.534325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.534393][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.534511][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.534544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.534574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.534639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.534666][ T32] r4:849b9d40 [ 1340.534689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.534714][ T32] INFO: task kworker/0:265:5351 blocked for more than 467 seconds. [ 1340.534742][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.534838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.534994][ T32] task:kworker/0:265 state:D stack:0 pid:5351 tgid:5351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.535046][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.535088][ T32] Call trace: [ 1340.535119][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.535169][ T32] r10:8291a684 r9:eb925d84 r8:00000002 r7:60000113 r6:eb925d8c r5:848fec00 [ 1340.535193][ T32] r4:848fec00 [ 1340.535213][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.535256][ T32] r5:848fec00 r4:8291a680 [ 1340.535276][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.535385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.535431][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb925e08 [ 1340.535458][ T32] r4:00000000 [ 1340.535477][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.535511][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.535544][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.535585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499340 [ 1340.535970][ T32] r4:00000000 [ 1340.535996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.536042][ T32] r9:83018005 r8:848fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1340.536094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.536216][ T32] r5:00001000 r4:eb5f7000 [ 1340.536323][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.536385][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.536432][ T32] r5:8558938c r4:85589000 [ 1340.536453][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.536512][ T32] r7:dddced80 r6:83018000 r5:8558938c r4:85580a00 [ 1340.536535][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.536584][ T32] r10:61c88647 r9:848fec00 r8:85580a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.536636][ T32] r4:85580a00 [ 1340.536734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.536783][ T32] r10:00000000 r9:85580a00 r8:80287e08 r7:eb91de60 r6:85580b80 r5:848fec00 [ 1340.536809][ T32] r4:00000001 [ 1340.536840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.536887][ T32] Exception stack(0xeb925fb0 to 0xeb925ff8) [ 1340.536919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.536952][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.536982][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.537010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.537033][ T32] r4:85499440 [ 1340.537389][ T32] INFO: task kworker/0:265:5351 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.537467][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.537590][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.537665][ T32] Call trace: [ 1340.537726][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.537844][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.537904][ T32] r4:00000000 [ 1340.537928][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.537972][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.538002][ T32] 5d20: 9b129000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.538031][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.538058][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.538107][ T32] r5:800b0013 r4:80239bb0 [ 1340.538150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.579323][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1340.579783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1340.580313][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1340.580527][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.580866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1340.581735][ T32] r4:84968000 ** 4 printk messages dropped ** [ 1340.582025][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 ** 3 printk messages dropped ** [ 1340.582240][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1340.582431][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.582709][ T32] r5:85589b8c r4:85589800 [ 1340.582734][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.582782][ T32] r7:dddced80 r6:83018000 r5:85589b8c r4:85580a80 ** 1 printk messages dropped ** [ 1340.582888][ T32] r10:61c88647 r9:84968000 r8:85580aac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.583313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.584257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1340.584660][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1340.585139][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.585892][ T32] r5:00001000 r4:dfbdd000 ** 3 printk messages dropped ** [ 1340.586135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.586282][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.586305][ T32] r4:848ec200 [ 1340.586324][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.586420][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.586447][ T32] r4:00000001 [ 1340.586466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.586626][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.586662][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.586693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.586719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.586746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.587181][ T32] r4:849b9d40 [ 1340.587215][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.587244][ T32] INFO: task kworker/0:267:5355 blocked for more than 467 seconds. [ 1340.587304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.587420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.587446][ T32] task:kworker/0:267 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.587568][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.587611][ T32] Call trace: [ 1340.587647][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.587695][ T32] r10:8291a684 r9:eb931d84 r8:00000002 r7:60000113 r6:eb931d8c r5:84968c00 [ 1340.587718][ T32] r4:84968c00 [ 1340.587738][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.587780][ T32] r5:84968c00 r4:8291a680 [ 1340.587799][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.587836][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.587930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1340.587958][ T32] r4:00000000 [ 1340.588047][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.588087][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.588121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.588472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499780 [ 1340.604373][ T32] r4:00000000 [ 1340.604422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.604493][ T32] r9:83018005 r8:84968c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1340.604657][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.604711][ T32] r5:00001000 r4:eb753000 [ 1340.604734][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.604776][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.604819][ T32] r5:85589f8c r4:85589c00 [ 1340.604840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.604887][ T32] r7:dddced80 r6:83018000 r5:85589f8c r4:85580c80 [ 1340.604908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.605078][ T32] r10:61c88647 r9:84968c00 r8:85580cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.605423][ T32] r4:85580c80 [ 1340.605454][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.605505][ T32] r10:00000000 r9:85580c80 r8:80287e08 r7:eb92de60 r6:85580d80 r5:84968c00 [ 1340.605530][ T32] r4:00000001 [ 1340.605549][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.605668][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1340.605718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.605748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.605775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.605804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.605827][ T32] r4:854995c0 [ 1340.606560][ T32] INFO: task kworker/0:267:5355 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.606621][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.606840][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.606939][ T32] Call trace: [ 1340.606993][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.607072][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.607128][ T32] r4:00000000 [ 1340.607179][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.607236][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.607274][ T32] 5d20: 9b6e0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.607314][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1340.607554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1340.608055][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.622436][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.623023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1340.623568][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.624194][ T32] r9:83018005 r8:84969800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1340.624368][ T32] r5:8558af8c r4:8558ac00 [ 1340.624388][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.624433][ T32] r7:dddced80 r6:83018000 r5:8558af8c r4:85580b00 [ 1340.624505][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.624628][ T32] r10:61c88647 r9:84969800 r8:85580b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.624746][ T32] r4:85580b00 [ 1340.624771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.624819][ T32] r10:00000000 r9:85580b00 r8:80287e08 r7:eb931e60 r6:85580e80 r5:84969800 [ 1340.624843][ T32] r4:00000001 [ 1340.624861][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.624896][ T32] Exception stack(0xeb935fb0 to 0xeb935ff8) [ 1340.624922][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.624949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.624976][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.625004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.625026][ T32] r4:85499740 [ 1340.625538][ T32] INFO: task kworker/0:268:5357 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.625573][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.625651][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.625790][ T32] Call trace: [ 1340.626083][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.626210][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.626246][ T32] r4:00000000 [ 1340.626274][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.626327][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.626367][ T32] 5d20: 9ba83000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.626407][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.626442][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.626475][ T32] r5:800b0013 r4:80239bb0 [ 1340.626502][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.626608][ T32] r4:82ac21e4 [ 1340.626658][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.626720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.626963][ T32] r4:e0585dc0 [ 1340.627020][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.627082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.627113][ T32] r4:00000000 [ 1340.627140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.627201][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.627230][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.627493][ T32] r5:00001000 r4:dfbdd000 [ 1340.627549][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.627605][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.627665][ T32] r5:84be838c r4:84be8000 [ 1340.627692][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.627755][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.627784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.627841][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.627865][ T32] r4:848ec200 [ 1340.628273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.649686][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.649747][ T32] r4:00000001 [ 1340.649844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.649920][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.649965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.649999][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.650027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.650080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.650128][ T32] r4:849b9d40 [ 1340.650172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.650238][ T32] INFO: task kworker/0:269:5359 blocked for more than 467 seconds. [ 1340.650278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.650306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.650330][ T32] task:kworker/0:269 state:D stack:0 pid:5359 tgid:5359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.650393][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.650444][ T32] Call trace: [ 1340.650478][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.650531][ T32] r10:8291a684 r9:eb939d84 r8:00000002 r7:60000113 r6:eb939d8c r5:8496a400 [ 1340.650554][ T32] r4:8496a400 [ 1340.650574][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.650640][ T32] r5:8496a400 r4:8291a680 [ 1340.650759][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.650848][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.650964][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb939e08 [ 1340.651079][ T32] r4:00000000 [ 1340.651103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.651171][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1340.651936][ T32] r4:00000000 [ 1340.651959][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.652050][ T32] r9:83018005 r8:8496a400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1340.652084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.652130][ T32] r5:00001000 r4:eb75d000 [ 1340.652150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.652240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.652287][ T32] r5:8558a38c r4:8558a000 [ 1340.652309][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.652356][ T32] r7:dddced80 r6:83018000 r5:8558a38c r4:85580d00 [ 1340.652377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.652442][ T32] r10:61c88647 r9:8496a400 r8:85580d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.652471][ T32] r4:85580d00 [ 1340.652491][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.652536][ T32] r10:00000000 r9:85580d00 r8:80287e08 r7:eb935e60 r6:85580e00 r5:8496a400 [ 1340.652558][ T32] r4:00000001 [ 1340.652577][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.652610][ T32] Exception stack(0xeb939fb0 to 0xeb939ff8) [ 1340.652636][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.652663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.652690][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.652718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.652744][ T32] r4:85499740 [ 1340.653337][ T32] INFO: task kworker/0:269:5359 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.653384][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.653473][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.653519][ T32] Call trace: [ 1340.653583][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.653785][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.653815][ T32] r4:00000000 [ 1340.653851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.653932][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.653964][ T32] 5d20: 9bd05000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.653994][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.654020][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.654043][ T32] r5:800b0013 r4:80239bb0 [ 1340.654063][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.654192][ T32] r4:82ac21e4 [ 1340.654304][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.654352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.654417][ T32] r4:e0585dc0 [ 1340.654441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.654485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.654507][ T32] r4:00000000 [ 1340.654528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.654574][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.654595][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.654641][ T32] r5:00001000 r4:dfbdd000 [ 1340.654664][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.654705][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.654749][ T32] r5:84be838c r4:84be8000 [ 1340.654768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.654836][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.654872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.655078][ T32] r4:848ec200 ** 6 printk messages dropped ** [ 1340.655443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.655815][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.656123][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.656430][ T32] r9:83018005 r8:8496b000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1340.656641][ T32] r5:8558a78c r4:8558a400 ** 1 printk messages dropped ** [ 1340.656713][ T32] r7:dddced80 r6:83018000 r5:8558a78c r4:853f6f00 ** 5 printk messages dropped ** [ 1340.656974][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.657216][ T32] r4:85499a80 ** 2 printk messages dropped ** [ 1340.657626][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.657830][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.657983][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1340.658133][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1340.658260][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1340.682579][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.682689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.683015][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1340.683249][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1340.683432][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.683631][ T32] INFO: task kworker/0:271:5363 blocked for more than 467 seconds. ** 2 printk messages dropped ** [ 1340.683818][ T32] task:kworker/0:271 state:D stack:0 pid:5363 tgid:5363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.683923][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.683973][ T32] Call trace: [ 1340.684010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.684076][ T32] r10:8291a684 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:8496bc00 [ 1340.684099][ T32] r4:8496bc00 [ 1340.684143][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.684213][ T32] r5:8496bc00 r4:8291a680 [ 1340.684242][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.684308][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.684418][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1340.684480][ T32] r4:00000000 [ 1340.684561][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.684619][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.684664][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.684731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85499c00 [ 1340.684789][ T32] r4:00000000 [ 1340.684814][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.684895][ T32] r9:83018005 r8:8496bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1340.684947][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.685032][ T32] r5:00001000 r4:eb785000 [ 1340.685073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.685116][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.685157][ T32] r5:8558ab8c r4:8558a800 [ 1340.685176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.685280][ T32] r7:dddced80 r6:83018000 r5:8558ab8c r4:85580f00 [ 1340.685306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.685359][ T32] r10:61c88647 r9:8496bc00 r8:85580f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.685427][ T32] r4:85580f00 [ 1340.685458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.685505][ T32] r10:00000000 r9:85580f00 r8:80287e08 r7:eb935e60 r6:85580f80 r5:8496bc00 [ 1340.685538][ T32] r4:00000001 [ 1340.685590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.685660][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1340.685697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.685727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.685756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.685784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.685805][ T32] r4:85499b40 [ 1340.686345][ T32] INFO: task kworker/0:271:5363 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.686408][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.686470][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.686516][ T32] Call trace: [ 1340.686563][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.686616][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.686682][ T32] r4:00000000 [ 1340.686705][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.686746][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.686773][ T32] 5d20: 9c337000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.686802][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.686889][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.686947][ T32] r5:800b0013 r4:80239bb0 [ 1340.686997][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.687042][ T32] r4:82ac21e4 [ 1340.687062][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.687103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.687125][ T32] r4:e0585dc0 [ 1340.687144][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.687204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.687229][ T32] r4:00000000 [ 1340.687249][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.687320][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.687346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.687388][ T32] r5:00001000 r4:dfbdd000 [ 1340.687407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.687445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1340.687673][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1340.687821][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1340.687985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.699057][ T32] r10:8291a684 r9:eb941d84 r8:00000002 r7:60000013 r6:eb941d8c r5:8496c800 ** 8 printk messages dropped ** [ 1340.699353][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.699846][ T32] r5:8558bb8c r4:8558b800 [ 1340.699866][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.700053][ T32] r10:61c88647 r9:8496c800 r8:8545c02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1340.700406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1340.701618][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1340.701976][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1340.702582][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1340.702961][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.703009][ T32] r4:00000001 [ 1340.703068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.703118][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.703165][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.703199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.703241][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.703292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.703327][ T32] r4:849b9d40 [ 1340.703382][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.703420][ T32] INFO: task kworker/0:273:5366 blocked for more than 467 seconds. [ 1340.703510][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.703550][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.703579][ T32] task:kworker/0:273 state:D stack:0 pid:5366 tgid:5366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.703670][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.703716][ T32] Call trace: [ 1340.703761][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.703851][ T32] r10:8291a684 r9:eb949d84 r8:00000002 r7:60000113 r6:eb949d8c r5:8496d400 [ 1340.703951][ T32] r4:8496d400 [ 1340.703992][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.704044][ T32] r5:8496d400 r4:8291a680 [ 1340.704085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.704153][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.704200][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb949e08 [ 1340.704254][ T32] r4:00000000 [ 1340.704300][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.704373][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.704451][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.704532][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851afd80 [ 1340.704558][ T32] r4:00000000 [ 1340.704578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.704671][ T32] r9:83018005 r8:8496d400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1340.704704][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.704769][ T32] r5:00001000 r4:eb7ad000 [ 1340.704801][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.704869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.704921][ T32] r5:8558b38c r4:8558b000 [ 1340.704970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.705063][ T32] r7:dddced80 r6:83018000 r5:8558b38c r4:8545c080 [ 1340.705107][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.705156][ T32] r10:61c88647 r9:8496d400 r8:8545c0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.705206][ T32] r4:8545c080 [ 1340.705231][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.705280][ T32] r10:00000000 r9:8545c080 r8:80287e08 r7:eb941e60 r6:8545c280 r5:8496d400 [ 1340.705337][ T32] r4:00000001 [ 1340.705361][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.705405][ T32] Exception stack(0xeb949fb0 to 0xeb949ff8) [ 1340.705431][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.705462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.705488][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.705515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.705536][ T32] r4:851af6c0 [ 1340.705846][ T32] INFO: task kworker/0:273:5366 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.705889][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.706010][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.706065][ T32] Call trace: [ 1340.706126][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.706203][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.706230][ T32] r4:00000000 [ 1340.706276][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.706320][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.706348][ T32] 5d20: 9c337000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.706403][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.706432][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.706498][ T32] r5:800b0013 r4:80239bb0 [ 1340.706653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1340.706918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1340.707398][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1340.707648][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.707760][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.708231][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.737077][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1340.737412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85340f40 ** 7 printk messages dropped ** [ 1340.737669][ T32] r5:8558b78c r4:8558b400 [ 1340.737689][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.737815][ T32] r10:61c88647 r9:8496e000 r8:8545c12c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.738120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.749436][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1340.749772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 2 printk messages dropped ** [ 1340.750242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.750269][ T32] r4:00000000 [ 1340.750291][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.750368][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.750643][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.750701][ T32] r5:00001000 r4:dfbdd000 [ 1340.750725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.750806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.750897][ T32] r5:84be838c r4:84be8000 [ 1340.750922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.751051][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.751149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.751210][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.751234][ T32] r4:848ec200 [ 1340.751344][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.751570][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.751640][ T32] r4:00000001 [ 1340.751664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.751701][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.751727][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.751755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.751781][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.751810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.751834][ T32] r4:849b9d40 [ 1340.751858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.751909][ T32] INFO: task kworker/0:275:5371 blocked for more than 467 seconds. [ 1340.751949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.751976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.752059][ T32] task:kworker/0:275 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.752174][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.752918][ T32] Call trace: [ 1340.752955][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.753042][ T32] r10:8291a684 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:8496ec00 [ 1340.753069][ T32] r4:8496ec00 [ 1340.753154][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.753262][ T32] r5:8496ec00 r4:8291a680 [ 1340.753289][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.753434][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.753482][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1340.753508][ T32] r4:00000000 [ 1340.753528][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.753562][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.753595][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.753635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f71c0 [ 1340.753677][ T32] r4:00000000 [ 1340.753929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.753978][ T32] r9:83018005 r8:8496ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1340.754062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.754108][ T32] r5:00001000 r4:eb7f5000 [ 1340.754130][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.754554][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.754613][ T32] r5:8558bf8c r4:8558bc00 [ 1340.754663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.754739][ T32] r7:dddced80 r6:83018000 r5:8558bf8c r4:8545c200 [ 1340.754765][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.754967][ T32] r10:61c88647 r9:8496ec00 r8:8545c22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.755327][ T32] r4:8545c200 [ 1340.755359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.755407][ T32] r10:00000000 r9:8545c200 r8:80287e08 r7:eb941e60 r6:8545c480 r5:8496ec00 [ 1340.755430][ T32] r4:00000001 [ 1340.755455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.755490][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) [ 1340.755516][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.755543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.755633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.756256][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.758169][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1340.786530][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1340.786751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.787771][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1340.788094][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1340.791583][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.791847][ T32] r5:855d0000 r4:8291a680 ** 3 printk messages dropped ** [ 1340.792137][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.792527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7300 ** 7 printk messages dropped ** [ 1340.793080][ T32] r5:8559038c r4:85590000 [ 1340.793209][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.793396][ T32] r10:61c88647 r9:855d0000 r8:8545c32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1340.793943][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1340.795078][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.795134][ T32] Call trace: [ 1340.795166][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.795219][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.795244][ T32] r4:00000000 [ 1340.795265][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.795306][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.795334][ T32] 5d20: 9d1cd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.795362][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.795386][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.795410][ T32] r5:800b0013 r4:80239bb0 [ 1340.795512][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.795962][ T32] r4:82ac21e4 [ 1340.796017][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.796064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.796087][ T32] r4:e0585dc0 [ 1340.796107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.796148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.796200][ T32] r4:00000000 [ 1340.796268][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.796318][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.796395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.796516][ T32] r5:00001000 r4:dfbdd000 [ 1340.796561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.796635][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.796679][ T32] r5:84be838c r4:84be8000 [ 1340.796700][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.796852][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.797060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.797128][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.797154][ T32] r4:848ec200 [ 1340.797173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.797292][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.797327][ T32] r4:00000001 [ 1340.797348][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.797412][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.797451][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.797627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.797697][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.797739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.797769][ T32] r4:849b9d40 [ 1340.797849][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.797989][ T32] INFO: task kworker/0:277:5376 blocked for more than 467 seconds. [ 1340.798032][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.798094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.798126][ T32] task:kworker/0:277 state:D stack:0 pid:5376 tgid:5376 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.798177][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.824731][ T32] Call trace: [ 1340.824817][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.824915][ T32] r10:8291a684 r9:eb95dd84 r8:00000002 r7:60000113 r6:eb95dd8c r5:855d0c00 [ 1340.824941][ T32] r4:855d0c00 [ 1340.824964][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.825053][ T32] r5:855d0c00 r4:8291a680 [ 1340.825081][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.825165][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.825214][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1340.825291][ T32] r4:00000000 [ 1340.825341][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.825407][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.825458][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.825501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7600 [ 1340.825596][ T32] r4:00000000 [ 1340.825622][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.825676][ T32] r9:83018005 r8:855d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 ** 3 printk messages dropped ** [ 1340.825866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.825933][ T32] r5:85590b8c r4:85590800 [ 1340.825959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.826288][ T32] r4:8545c580 ** 4 printk messages dropped ** [ 1340.826624][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) ** 6 printk messages dropped ** [ 1340.827984][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.837802][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1340.853042][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1340.854095][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.854480][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1340.855463][ T32] INFO: task kworker/0:278:5377 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.856385][ T32] r4:855d1800 ** 4 printk messages dropped ** [ 1340.856742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1340.856770][ T32] r4:00000000 [ 1340.856795][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.856837][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.856882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.857109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7480 [ 1340.857228][ T32] r4:00000000 [ 1340.857255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.857315][ T32] r9:83018005 r8:855d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1340.857346][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.857398][ T32] r5:00001000 r4:eb967000 [ 1340.857424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.857476][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.857616][ T32] r5:8559078c r4:85590400 [ 1340.857650][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.857735][ T32] r7:dddced80 r6:83018000 r5:8559078c r4:8545c400 [ 1340.857764][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.857821][ T32] r10:61c88647 r9:855d1800 r8:8545c42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.857964][ T32] r4:8545c400 [ 1340.858077][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.858170][ T32] r10:00000000 r9:8545c400 r8:80287e08 r7:eb95de60 r6:8545c780 r5:855d1800 [ 1340.858212][ T32] r4:00000001 [ 1340.858311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.869061][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1340.869159][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.869196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.869224][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.869257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.869310][ T32] r4:853f7440 [ 1340.869935][ T32] INFO: task kworker/0:278:5377 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.870007][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.870187][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.870257][ T32] Call trace: [ 1340.870291][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.870350][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.870375][ T32] r4:00000000 [ 1340.870396][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.870436][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.870498][ T32] 5d20: 9d7bb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.870562][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.870596][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.870632][ T32] r5:800b0013 r4:80239bb0 [ 1340.870689][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.870741][ T32] r4:82ac21e4 [ 1340.870777][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.870877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.870932][ T32] r4:e0585dc0 [ 1340.870958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.871004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.871027][ T32] r4:00000000 [ 1340.871047][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.871096][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.871122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.871208][ T32] r5:00001000 r4:dfbdd000 [ 1340.871260][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.871334][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.871409][ T32] r5:84be838c r4:84be8000 [ 1340.871434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.871488][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.871511][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.871560][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.871584][ T32] r4:848ec200 [ 1340.871604][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.871658][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.871764][ T32] r4:00000001 [ 1340.871790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.871829][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.871888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.872041][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.872075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.872105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.872156][ T32] r4:849b9d40 [ 1340.872281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1340.872468][ T32] task:kworker/0:279 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.872713][ T32] r4:855d2400 [ 1340.872890][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.873003][ T32] r5:855d2400 r4:8291a680 [ 1340.873028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.873124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.873498][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb971e08 [ 1340.873527][ T32] r4:00000000 [ 1340.873654][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.873695][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.873801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.873847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7ac0 [ 1340.873897][ T32] r4:00000000 [ 1340.873922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.874007][ T32] r9:83018005 r8:855d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1340.874035][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.874128][ T32] r5:00001000 r4:eb997000 [ 1340.874152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.874338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.874393][ T32] r5:8559178c r4:85591400 [ 1340.874414][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.874465][ T32] r7:dddced80 r6:83018000 r5:8559178c r4:8545c600 [ 1340.874488][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.874536][ T32] r10:61c88647 r9:855d2400 r8:8545c62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.874586][ T32] r4:8545c600 [ 1340.874611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.874664][ T32] r10:00000000 r9:8545c600 r8:80287e08 r7:eb95de60 r6:8545c800 r5:855d2400 [ 1340.874689][ T32] r4:00000001 [ 1340.874780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.874941][ T32] Exception stack(0xeb971fb0 to 0xeb971ff8) [ 1340.875063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.875096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.875227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.875262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.875506][ T32] r4:853f75c0 [ 1340.875841][ T32] INFO: task kworker/0:279:5380 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.875896][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.876127][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.876369][ T32] Call trace: [ 1340.876517][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.876706][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.876784][ T32] r4:00000000 [ 1340.876811][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.876854][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.877125][ T32] 5d20: 9d7bb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.877196][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.877240][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.877268][ T32] r5:800b0013 r4:80239bb0 [ 1340.877291][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.877334][ T32] r4:82ac21e4 [ 1340.877355][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.877403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.877516][ T32] r4:e0585dc0 [ 1340.877567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.877644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.877676][ T32] r4:00000000 [ 1340.877727][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.878293][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1340.911129][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1340.911459][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.911815][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.912282][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.912824][ T32] r9:83018005 r8:85560000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 ** 4 printk messages dropped ** [ 1340.913564][ T32] r5:85590f8c r4:85590c00 [ 1340.913608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.914028][ T32] r4:00000001 [ 1340.914080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.914141][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1340.914183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.914223][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.914263][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.914323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.914376][ T32] r4:853f7740 [ 1340.915077][ T32] INFO: task kworker/0:280:5382 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.915129][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.915476][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.915559][ T32] Call trace: [ 1340.915637][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.915697][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.915777][ T32] r4:00000000 [ 1340.915880][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.915929][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.915958][ T32] 5d20: 9dbd5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.916086][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.916173][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.916232][ T32] r5:800b0013 r4:80239bb0 [ 1340.916299][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.916355][ T32] r4:82ac21e4 [ 1340.916379][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.916637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.916740][ T32] r4:e0585dc0 [ 1340.916765][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.916835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.916950][ T32] r4:00000000 [ 1340.916987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.917042][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.917237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.917476][ T32] r5:00001000 r4:dfbdd000 [ 1340.917511][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.917555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.917599][ T32] r5:84be838c r4:84be8000 [ 1340.917621][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.917776][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.917893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.917948][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.917971][ T32] r4:848ec200 [ 1340.917992][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.918067][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.918095][ T32] r4:00000001 [ 1340.918115][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.918317][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.937237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.937352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.937421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.937468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.937497][ T32] r4:849b9d40 [ 1340.937556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.937626][ T32] INFO: task kworker/0:281:5383 blocked for more than 467 seconds. [ 1340.937688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.937744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.937777][ T32] task:kworker/0:281 state:D stack:0 pid:5383 tgid:5383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.937861][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.949707][ T32] r5:85562400 r4:8291a680 ** 5 printk messages dropped ** [ 1340.950633][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1340.951418][ T32] r5:8559138c r4:85591000 [ 1340.951442][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.951493][ T32] r7:dddced80 r6:83018000 r5:8559138c r4:8545c700 [ 1340.951516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.951722][ T32] r10:00000000 r9:8545c700 r8:80287e08 r7:eb971e60 r6:85350880 r5:85562400 ** 9 printk messages dropped ** [ 1340.952858][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1340.954311][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1340.954976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.955499][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1340.955708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.955780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.955844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.955893][ T32] r4:849b9d40 [ 1340.955945][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.956031][ T32] INFO: task kworker/0:282:5385 blocked for more than 467 seconds. [ 1340.956086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1340.956142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.956196][ T32] task:kworker/0:282 state:D stack:0 pid:5385 tgid:5385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.956292][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.956342][ T32] Call trace: [ 1340.956376][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1340.956452][ T32] r10:8291a684 r9:eb9a9d84 r8:00000002 r7:60000113 r6:eb9a9d8c r5:85560c00 [ 1340.956479][ T32] r4:85560c00 [ 1340.956525][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1340.956592][ T32] r5:85560c00 r4:8291a680 [ 1340.956644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.956772][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.956839][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a9e08 [ 1340.956894][ T32] r4:00000000 [ 1340.956918][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1340.956955][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1340.956990][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.957030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d000 [ 1340.957053][ T32] r4:00000000 [ 1340.957273][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1340.957330][ T32] r9:83018005 r8:85560c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1340.957356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.957487][ T32] r5:00001000 r4:eb9c3000 [ 1340.957512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.957552][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.957650][ T32] r5:8559278c r4:85592400 [ 1340.957677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.957725][ T32] r7:dddced80 r6:83018000 r5:8559278c r4:8545c900 [ 1340.957750][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.957811][ T32] r10:61c88647 r9:85560c00 r8:8545c92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.957837][ T32] r4:8545c900 [ 1340.957857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.957905][ T32] r10:00000000 r9:8545c900 r8:80287e08 r7:eb971e60 r6:85350900 r5:85560c00 [ 1340.957935][ T32] r4:00000001 [ 1340.958034][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.958103][ T32] Exception stack(0xeb9a9fb0 to 0xeb9a9ff8) [ 1340.958161][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.958200][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.969650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.969823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1340.969854][ T32] r4:853f7a80 [ 1340.970438][ T32] INFO: task kworker/0:282:5385 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1340.970502][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.970584][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.970713][ T32] Call trace: [ 1340.970754][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1340.970857][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1340.970902][ T32] r4:00000000 [ 1340.970928][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.970973][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1340.971033][ T32] 5d20: 9e039000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1340.971114][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1340.971157][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1340.971237][ T32] r5:800b0013 r4:80239bb0 [ 1340.971274][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.971323][ T32] r4:82ac21e4 [ 1340.971428][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.971505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1340.971535][ T32] r4:e0585dc0 [ 1340.971556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1340.971598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1340.971639][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.971879][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1340.972241][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.972562][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1340.972655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.973166][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.973737][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1340.974332][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.974501][ T32] r5:85591b8c r4:85591800 ** 1 printk messages dropped ** [ 1340.974567][ T32] r7:dddced80 r6:83018000 r5:85591b8c r4:8545ca00 ** 5 printk messages dropped ** [ 1340.974863][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.975076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1340.976213][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.976636][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1340.977012][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1340.977317][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.977394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1340.977512][ T32] r5:00001000 r4:dfbdd000 [ 1340.977546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1340.977588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.977671][ T32] r5:84be838c r4:84be8000 [ 1340.977701][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1340.977750][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1340.977803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1340.977857][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.977884][ T32] r4:848ec200 [ 1340.977982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1340.978041][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1340.978067][ T32] r4:00000001 [ 1340.978087][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.978150][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1340.978181][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.978285][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.009369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.009447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.009563][ T32] r4:849b9d40 [ 1341.009600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.009671][ T32] INFO: task kworker/0:284:5389 blocked for more than 467 seconds. [ 1341.009744][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.009778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.009808][ T32] task:kworker/0:284 state:D stack:0 pid:5389 tgid:5389 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.010095][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.010326][ T32] Call trace: [ 1341.010527][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.010601][ T32] r10:8291a684 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:855d3c00 [ 1341.010638][ T32] r4:855d3c00 [ 1341.010692][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.010764][ T32] r5:855d3c00 r4:8291a680 [ 1341.010805][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.010866][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.010933][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1341.010961][ T32] r4:00000000 [ 1341.010984][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.011021][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.011061][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.011138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853f7d00 [ 1341.011196][ T32] r4:00000000 [ 1341.011234][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.011296][ T32] r9:83018005 r8:855d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1341.011334][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.011460][ T32] r5:00001000 r4:eb9af000 [ 1341.011485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.011531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.011578][ T32] r5:85591f8c r4:85591c00 [ 1341.011601][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.011772][ T32] r7:dddced80 r6:83018000 r5:85591f8c r4:8545c980 [ 1341.011803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.012147][ T32] r10:61c88647 r9:855d3c00 r8:8545c9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.012179][ T32] r4:8545c980 [ 1341.012216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.012277][ T32] r10:00000000 r9:8545c980 r8:80287e08 r7:eb9a9e60 r6:8545cb80 r5:855d3c00 [ 1341.012300][ T32] r4:00000001 [ 1341.012346][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.012449][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1341.012519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.012638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.012886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.012920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.012946][ T32] r4:853f7cc0 [ 1341.013540][ T32] INFO: task kworker/0:284:5389 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 1 printk messages dropped ** [ 1341.013680][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.014029][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 4 printk messages dropped ** [ 1341.014306][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1341.014645][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1341.014858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1341.015286][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1341.015468][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1341.015644][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1341.016025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1341.016707][ T32] r4:855d4800 ** 4 printk messages dropped ** [ 1341.017162][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 ** 7 printk messages dropped ** [ 1341.017941][ T32] r9:83018005 r8:855d4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 ** 4 printk messages dropped ** [ 1341.039230][ T32] r5:8559238c r4:85592000 ** 2 printk messages dropped ** [ 1341.039463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.039555][ T32] r10:61c88647 r9:855d4800 r8:8545cc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.039616][ T32] r4:8545cc00 [ 1341.039645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.039708][ T32] r10:00000000 r9:8545cc00 r8:80287e08 r7:eb9a9e60 r6:8545cb00 r5:855d4800 [ 1341.039738][ T32] r4:00000001 [ 1341.039811][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.039996][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1341.040039][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.040075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.040177][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.040216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.040358][ T32] r4:853f7cc0 [ 1341.040999][ T32] INFO: task kworker/0:285:5390 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.041126][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.041290][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.041429][ T32] Call trace: [ 1341.041558][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.041617][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.041647][ T32] r4:00000000 [ 1341.041669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.041739][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.041772][ T32] 5d20: 9e77b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.041802][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.041869][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.041931][ T32] r5:800b0013 r4:80239bb0 [ 1341.042030][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.042124][ T32] r4:82ac21e4 [ 1341.042220][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.042268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.042292][ T32] r4:e0585dc0 [ 1341.042314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.042429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.042473][ T32] r4:00000000 [ 1341.042506][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.042612][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.042644][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.042762][ T32] r5:00001000 r4:dfbdd000 [ 1341.042883][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.042936][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.042983][ T32] r5:84be838c r4:84be8000 [ 1341.043005][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.043054][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.043077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.043123][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.043220][ T32] r4:848ec200 [ 1341.043245][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.043329][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.043358][ T32] r4:00000001 [ 1341.043402][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.043528][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.043559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.043637][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.043898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.043961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.044031][ T32] r4:849b9d40 [ 1341.044066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.044121][ T32] INFO: task kworker/0:286:5393 blocked for more than 467 seconds. [ 1341.044180][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.044209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.044231][ T32] task:kworker/0:286 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.044278][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.044507][ T32] Call trace: [ 1341.044653][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.044704][ T32] r10:8291a684 r9:eb9b9d84 r8:00000002 r7:60000013 r6:eb9b9d8c r5:855d5400 [ 1341.044728][ T32] r4:855d5400 [ 1341.044749][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.044795][ T32] r5:855d5400 r4:8291a680 [ 1341.044815][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.044888][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.044936][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1341.044958][ T32] r4:00000000 [ 1341.044979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.045053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.045538][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.045578][ T32] r5:85592b8c r4:85592800 [ 1341.045598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.045665][ T32] r7:dddced80 r6:83018000 r5:85592b8c r4:8545cc80 ** 2 printk messages dropped ** [ 1341.045866][ T32] r4:8545cc80 ** 5 printk messages dropped ** [ 1341.046177][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.046945][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.047286][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1341.047548][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1341.047929][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1341.071304][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.071777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.072142][ T32] task:kworker/0:287 state:D stack:0 pid:5395 tgid:5395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.072240][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.072378][ T32] Call trace: [ 1341.072497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.072557][ T32] r10:8291a684 r9:eb9d5d84 r8:00000002 r7:60000113 r6:eb9d5d8c r5:855d6000 [ 1341.072583][ T32] r4:855d6000 [ 1341.072603][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.072671][ T32] r5:855d6000 r4:8291a680 [ 1341.072747][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.072794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.072836][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 [ 1341.072859][ T32] r4:00000000 [ 1341.072883][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.072920][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.073012][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.073089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d4c0 [ 1341.073115][ T32] r4:00000000 [ 1341.073135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.073184][ T32] r9:83018005 r8:855d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1341.073260][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.073317][ T32] r5:00001000 r4:eb9dd000 [ 1341.073338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.073394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.073494][ T32] r5:8559338c r4:85593000 [ 1341.073535][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.073612][ T32] r7:dddced80 r6:83018000 r5:8559338c r4:8545ce00 [ 1341.073668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.073721][ T32] r10:61c88647 r9:855d6000 r8:8545ce2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.073744][ T32] r4:8545ce00 [ 1341.073764][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.073807][ T32] r10:00000000 r9:8545ce00 r8:80287e08 r7:eb9b9e60 r6:8545cf00 r5:855d6000 [ 1341.073831][ T32] r4:00000001 [ 1341.073849][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.073972][ T32] Exception stack(0xeb9d5fb0 to 0xeb9d5ff8) [ 1341.074004][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.074032][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.074156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.074353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.074381][ T32] r4:8532d100 [ 1341.075022][ T32] INFO: task kworker/0:287:5395 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.075099][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.075224][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.075284][ T32] Call trace: [ 1341.075383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.075469][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.075538][ T32] r4:00000000 [ 1341.075571][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.075616][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.075653][ T32] 5d20: 9e91f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.075736][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.075784][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.075813][ T32] r5:800b0013 r4:80239bb0 [ 1341.075835][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.075886][ T32] r4:82ac21e4 [ 1341.075909][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.075979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.076034][ T32] r4:e0585dc0 [ 1341.076138][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.076185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.076228][ T32] r4:00000000 [ 1341.076252][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.076300][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.076322][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.076418][ T32] r5:00001000 r4:dfbdd000 [ 1341.076670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.076748][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.076795][ T32] r5:84be838c r4:84be8000 ** 1 printk messages dropped ** [ 1341.076869][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1341.077300][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1341.077515][ T32] r4:849b9d40 [ 1341.077557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.077645][ T32] INFO: task kworker/0:288:5397 blocked for more than 467 seconds. [ 1341.077680][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.077704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.077726][ T32] task:kworker/0:288 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.077814][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.077923][ T32] Call trace: [ 1341.077959][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.078009][ T32] r10:8291a684 r9:eb9c1d84 r8:00000002 r7:60000113 r6:eb9c1d8c r5:855d6c00 [ 1341.078033][ T32] r4:855d6c00 [ 1341.078054][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.078300][ T32] r5:855d6c00 r4:8291a680 [ 1341.109067][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.109198][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.109285][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1341.109361][ T32] r4:00000000 [ 1341.109393][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.109450][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.109509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.109606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d300 [ 1341.109651][ T32] r4:00000000 [ 1341.109678][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.109744][ T32] r9:83018005 r8:855d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1341.109774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.109834][ T32] r5:00001000 r4:eb9d7000 [ 1341.109862][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.109914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.109973][ T32] r5:85592f8c r4:85592c00 [ 1341.110058][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.110128][ T32] r7:dddced80 r6:83018000 r5:85592f8c r4:8545cd00 [ 1341.110159][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.110229][ T32] r10:61c88647 r9:855d6c00 r8:8545cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.110260][ T32] r4:8545cd00 [ 1341.110287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.110352][ T32] r10:00000000 r9:8545cd00 r8:80287e08 r7:eb9d5e60 r6:8545ce80 r5:855d6c00 [ 1341.110384][ T32] r4:00000001 [ 1341.110412][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.110463][ T32] Exception stack(0xeb9c1fb0 to 0xeb9c1ff8) [ 1341.110504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.110572][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.110612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.110683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.110740][ T32] r4:8532d100 [ 1341.111371][ T32] INFO: task kworker/0:288:5397 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.111419][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.111529][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.111684][ T32] Call trace: [ 1341.111803][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.111917][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.112000][ T32] r4:00000000 [ 1341.112025][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.112095][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.112128][ T32] 5d20: 9ee83000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.112158][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.112183][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.112234][ T32] r5:800b0013 r4:80239bb0 [ 1341.112259][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.112303][ T32] r4:82ac21e4 [ 1341.112324][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.112366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.112390][ T32] r4:e0585dc0 [ 1341.112410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.112479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.112505][ T32] r4:00000000 [ 1341.112553][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.112604][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.112627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.112676][ T32] r5:00001000 r4:dfbdd000 [ 1341.112695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.112736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.112778][ T32] r5:84be838c r4:84be8000 [ 1341.112798][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.112844][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.112866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.112912][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.112934][ T32] r4:848ec200 [ 1341.112953][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.112999][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.113051][ T32] r4:00000001 [ 1341.113076][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.113114][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.113142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.113172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.113389][ T32] INFO: task kworker/0:289:5400 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.113960][ T32] r5:84ae8000 r4:8291a680 ** 3 printk messages dropped ** [ 1341.114147][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.114380][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.114769][ T32] r5:8559378c r4:85593400 [ 1341.114794][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.114892][ T32] r7:dddced80 r6:83018000 r5:8559378c r4:855f8100 [ 1341.114928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.114997][ T32] r10:61c88647 r9:84ae8000 r8:855f812c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.115056][ T32] r4:855f8100 [ 1341.115104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.115153][ T32] r10:00000000 r9:855f8100 r8:80287e08 r7:eb9d5e60 r6:855f8180 r5:84ae8000 [ 1341.115176][ T32] r4:00000001 [ 1341.115194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.115231][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1341.115258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.115314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.115365][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.115425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.115478][ T32] r4:8532d480 [ 1341.115894][ T32] INFO: task kworker/0:289:5400 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.115940][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.116087][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.116179][ T32] Call trace: [ 1341.116363][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.116511][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.116558][ T32] r4:00000000 [ 1341.116583][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.116680][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.116713][ T32] 5d20: 9ee83000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.116837][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.116877][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.116909][ T32] r5:800b0013 r4:80239bb0 [ 1341.117003][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.117049][ T32] r4:82ac21e4 [ 1341.117102][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.117148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.117172][ T32] r4:e0585dc0 [ 1341.117195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.117294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.117363][ T32] r4:00000000 [ 1341.117449][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.117557][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.117584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.117645][ T32] r5:00001000 r4:dfbdd000 [ 1341.117686][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.117729][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.117772][ T32] r5:84be838c r4:84be8000 [ 1341.117793][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.117909][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.117937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.117989][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.118040][ T32] r4:848ec200 [ 1341.118138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.118196][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.118221][ T32] r4:00000001 [ 1341.118306][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.128071][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.128154][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.128187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.128322][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.128861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.128897][ T32] r4:849b9d40 [ 1341.128926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.128975][ T32] INFO: task kworker/0:290:5401 blocked for more than 467 seconds. [ 1341.129015][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.129041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.129065][ T32] task:kworker/0:290 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.129147][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.129449][ T32] Call trace: [ 1341.129753][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.129891][ T32] r10:8291a684 r9:eb9e9d84 r8:00000002 r7:60000113 r6:eb9e9d8c r5:84ae8c00 [ 1341.129978][ T32] r4:84ae8c00 [ 1341.130002][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1341.130692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 ** 4 printk messages dropped ** [ 1341.130999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532d7c0 ** 7 printk messages dropped ** [ 1341.131466][ T32] r5:85593b8c r4:85593800 [ 1341.131488][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.131537][ T32] r7:dddced80 r6:83018000 r5:85593b8c r4:855f8000 [ 1341.131564][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.131646][ T32] r10:61c88647 r9:84ae8c00 r8:855f802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.131706][ T32] r4:855f8000 [ 1341.131731][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.131813][ T32] r10:00000000 r9:855f8000 r8:80287e08 r7:eb9e1e60 r6:855f8080 r5:84ae8c00 [ 1341.131872][ T32] r4:00000001 [ 1341.131928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.132003][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1341.132036][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.132064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.132094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.132153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.132181][ T32] r4:8532d540 [ 1341.132750][ T32] INFO: task kworker/0:290:5401 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.132806][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.132873][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.132951][ T32] Call trace: [ 1341.133016][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.133093][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.133122][ T32] r4:00000000 [ 1341.133251][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.133325][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.133358][ T32] 5d20: 9ee83000 edb7b000 00000001 80239b98 7f067000 00000001 ** 1 printk messages dropped ** [ 1341.133445][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1341.133779][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 8 printk messages dropped ** [ 1341.134227][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1341.134971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 18 printk messages dropped ** [ 1341.136351][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.136975][ T32] r5:85593f8c r4:85593c00 [ 1341.137000][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.137052][ T32] r7:dddced80 r6:83018000 r5:85593f8c r4:855f8200 [ 1341.137096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.137157][ T32] r10:61c88647 r9:84ae9800 r8:855f822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.137213][ T32] r4:855f8200 [ 1341.137299][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.137383][ T32] r10:00000000 r9:855f8200 r8:80287e08 r7:eb9e9e60 r6:855f8380 r5:84ae9800 [ 1341.137434][ T32] r4:00000001 [ 1341.137457][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.137497][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1341.137551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.137584][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.137671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.137706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.137729][ T32] r4:8532d780 [ 1341.138073][ T32] INFO: task kworker/0:291:5403 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.138111][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.138262][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.174089][ T32] Call trace: [ 1341.174154][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.174243][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.174270][ T32] r4:00000000 [ 1341.174299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.174346][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.174380][ T32] 5d20: 9f3c2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.174413][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.174440][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.174521][ T32] r5:800b0013 r4:80239bb0 [ 1341.174574][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.174625][ T32] r4:82ac21e4 [ 1341.174705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.174754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.174830][ T32] r4:e0585dc0 [ 1341.174872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.174921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.174972][ T32] r4:00000000 [ 1341.175022][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.175077][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.175101][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.175203][ T32] r5:00001000 r4:dfbdd000 [ 1341.175229][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.175294][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.175342][ T32] r5:84be838c r4:84be8000 [ 1341.175364][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.175411][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.175472][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.175527][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.175550][ T32] r4:848ec200 [ 1341.175570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.175616][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.175651][ T32] r4:00000001 [ 1341.175753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.175822][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.175883][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.176002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.176076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.176110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.176133][ T32] r4:849b9d40 [ 1341.176158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.176192][ T32] INFO: task kworker/0:292:5404 blocked for more than 467 seconds. [ 1341.176258][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.176288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.176340][ T32] task:kworker/0:292 state:D stack:0 pid:5404 tgid:5404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.176454][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.176503][ T32] Call trace: [ 1341.176535][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.176584][ T32] r10:8291a684 r9:eb9fdd84 r8:00000002 r7:60000113 r6:eb9fdd8c r5:84aea400 [ 1341.176630][ T32] r4:84aea400 [ 1341.176683][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.176733][ T32] r5:84aea400 r4:8291a680 [ 1341.176783][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.176854][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.176914][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9fde08 [ 1341.176941][ T32] r4:00000000 [ 1341.176966][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.177058][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.177106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.177174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854a3a40 [ 1341.177203][ T32] r4:00000000 [ 1341.177279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.177357][ T32] r9:83018005 r8:84aea400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1341.177385][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.177430][ T32] r5:00001000 r4:eadd5000 [ 1341.177450][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.177547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.177606][ T32] r5:8559cf8c r4:8559cc00 [ 1341.177627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.177684][ T32] r7:dddced80 r6:83018000 r5:8559cf8c r4:855f8280 [ 1341.177706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.177752][ T32] r10:61c88647 r9:84aea400 r8:855f82ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.177806][ T32] r4:855f8280 [ 1341.177830][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.177878][ T32] r10:00000000 r9:855f8280 r8:80287e08 r7:eb9f5e60 r6:855f8480 r5:84aea400 [ 1341.177901][ T32] r4:00000001 [ 1341.177920][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.177976][ T32] Exception stack(0xeb9fdfb0 to 0xeb9fdff8) [ 1341.178035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.178162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.178193][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.178224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.178292][ T32] r4:8532da40 [ 1341.191741][ T32] INFO: task kworker/0:292:5404 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.191828][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.191943][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.192063][ T32] Call trace: [ 1341.192132][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.192199][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.192224][ T32] r4:00000000 [ 1341.192244][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.192287][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.192319][ T32] 5d20: 9f66c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.192378][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.192409][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.192453][ T32] r5:800b0013 r4:80239bb0 [ 1341.192532][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.192609][ T32] r4:82ac21e4 [ 1341.192640][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.192684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.192707][ T32] r4:e0585dc0 [ 1341.192728][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.192786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.192869][ T32] r4:00000000 [ 1341.193005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.193059][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.193164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.193222][ T32] r5:00001000 r4:dfbdd000 [ 1341.193245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.193286][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.193329][ T32] r5:84be838c r4:84be8000 [ 1341.193350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.193398][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.193420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.193470][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.193493][ T32] r4:848ec200 [ 1341.193542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.193655][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.193708][ T32] r4:00000001 [ 1341.193732][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1341.193875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.194270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1341.194485][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.194572][ T32] Call trace: [ 1341.194621][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.194684][ T32] r10:8291a684 r9:eba09d84 r8:00000002 r7:60000113 r6:eba09d8c r5:84aeb000 [ 1341.194708][ T32] r4:84aeb000 [ 1341.194777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.194858][ T32] r5:84aeb000 r4:8291a680 [ 1341.194906][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.194952][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.195024][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba09e08 [ 1341.195054][ T32] r4:00000000 [ 1341.195131][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.195171][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.195231][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.195276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532db00 [ 1341.195300][ T32] r4:00000000 [ 1341.195322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.195365][ T32] r9:83018005 r8:84aeb000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1341.195396][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.195651][ T32] r5:00001000 r4:dfaa3000 [ 1341.195677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.195719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.195797][ T32] r5:8559c38c r4:8559c000 [ 1341.195894][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.195984][ T32] r7:dddced80 r6:83018000 r5:8559c38c r4:855f8300 [ 1341.196014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.196148][ T32] r10:61c88647 r9:84aeb000 r8:855f832c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.196176][ T32] r4:855f8300 [ 1341.196196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.196414][ T32] r10:00000000 r9:855f8300 r8:80287e08 r7:eb9fde60 r6:855f8500 r5:84aeb000 [ 1341.196442][ T32] r4:00000001 [ 1341.196464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.196661][ T32] Exception stack(0xeba09fb0 to 0xeba09ff8) [ 1341.196725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.196789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.196820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.196877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.196969][ T32] r4:8532dac0 [ 1341.197321][ T32] INFO: task kworker/0:293:5407 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.197361][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.197522][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.197642][ T32] Call trace: [ 1341.197736][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.197794][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.197819][ T32] r4:00000000 [ 1341.197839][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.197881][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.197915][ T32] 5d20: 9f66c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.198190][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.198297][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.227083][ T32] r5:800b0013 r4:80239bb0 [ 1341.227144][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.227300][ T32] r4:82ac21e4 [ 1341.227411][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.227464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.227491][ T32] r4:e0585dc0 [ 1341.227512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.227604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.227812][ T32] r4:00000000 [ 1341.227877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.227945][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.227973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.228089][ T32] r5:00001000 r4:dfbdd000 [ 1341.228336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.228940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.229039][ T32] r5:84be838c r4:84be8000 [ 1341.229068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.229119][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.229141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.229190][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.229216][ T32] r4:848ec200 [ 1341.229252][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1341.229331][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1341.229547][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.229868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1341.230276][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.230838][ T32] r4:85563000 ** 3 printk messages dropped ** [ 1341.231040][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.231324][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1341.231981][ T32] r9:83018005 r8:85563000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1341.232326][ T32] r5:8559c78c r4:8559c400 [ 1341.232347][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.232427][ T32] r7:dddced80 r6:83018000 r5:8559c78c r4:855f8580 [ 1341.232452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.232562][ T32] r10:61c88647 r9:85563000 r8:855f85ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.232653][ T32] r4:855f8580 [ 1341.232677][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.232725][ T32] r10:00000000 r9:855f8580 r8:80287e08 r7:eb9fde60 r6:85350a00 r5:85563000 [ 1341.232782][ T32] r4:00000001 [ 1341.232839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.232932][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1341.232965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.232994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.233021][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.233063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.233098][ T32] r4:8532dac0 [ 1341.233666][ T32] INFO: task kworker/0:294:5408 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.233708][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.233824][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.233952][ T32] Call trace: [ 1341.234044][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.234137][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.234168][ T32] r4:00000000 [ 1341.234198][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.234316][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.234386][ T32] 5d20: 9fa55000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.234452][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.234486][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.234515][ T32] r5:800b0013 r4:80239bb0 [ 1341.234539][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.234590][ T32] r4:82ac21e4 [ 1341.234611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.234667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.234693][ T32] r4:e0585dc0 [ 1341.234713][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.234756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.234811][ T32] r4:00000000 [ 1341.234869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.234924][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.234950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.235007][ T32] r5:00001000 r4:dfbdd000 [ 1341.235058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.235106][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.235151][ T32] r5:84be838c r4:84be8000 [ 1341.235200][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.235253][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.235420][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.235504][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.235531][ T32] r4:848ec200 [ 1341.235579][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.235634][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.235686][ T32] r4:00000001 [ 1341.235710][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.235749][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.235777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.235806][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.235922][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.236080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.236155][ T32] r4:849b9d40 [ 1341.236184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.236213][ T32] INFO: task kworker/0:295:5411 blocked for more than 467 seconds. [ 1341.236242][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.236266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.236519][ T32] task:kworker/0:295 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.236583][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.236658][ T32] Call trace: [ 1341.236828][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.237217][ T32] r10:8291a684 r9:eba19d84 r8:00000002 r7:60000013 r6:eba19d8c r5:85563c00 [ 1341.237309][ T32] r4:85563c00 [ 1341.237336][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.237467][ T32] r5:85563c00 r4:8291a680 [ 1341.237586][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.237696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.237810][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 [ 1341.237839][ T32] r4:00000000 [ 1341.237890][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.238221][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.261154][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.261256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ddc0 [ 1341.261283][ T32] r4:00000000 [ 1341.261305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.261354][ T32] r9:83018005 r8:85563c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1341.261380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.261426][ T32] r5:00001000 r4:eaae3000 [ 1341.261448][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.261491][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.261535][ T32] r5:8559cb8c r4:8559c800 [ 1341.261556][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.261606][ T32] r7:dddced80 r6:83018000 r5:8559cb8c r4:855f8400 [ 1341.261627][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.261683][ T32] r10:61c88647 r9:85563c00 r8:855f842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.261707][ T32] r4:855f8400 [ 1341.261727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.261834][ T32] r10:00000000 r9:855f8400 r8:80287e08 r7:eb9fde60 r6:85350a80 r5:85563c00 [ 1341.261892][ T32] r4:00000001 [ 1341.261917][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.261959][ T32] Exception stack(0xeba19fb0 to 0xeba19ff8) [ 1341.261991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.262048][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.262108][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.262224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.262259][ T32] r4:8532dd80 [ 1341.262847][ T32] INFO: task kworker/0:295:5411 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.262897][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.263008][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.263061][ T32] Call trace: [ 1341.263095][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.263151][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.263177][ T32] r4:00000000 [ 1341.263197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.263238][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.263266][ T32] 5d20: 9fdeb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.263313][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.263358][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.263386][ T32] r5:800b0013 r4:80239bb0 [ 1341.263437][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.263512][ T32] r4:82ac21e4 [ 1341.263615][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.263726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.263805][ T32] r4:e0585dc0 [ 1341.263870][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.264016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.264070][ T32] r4:00000000 [ 1341.264110][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.264204][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.264257][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.264341][ T32] r5:00001000 r4:dfbdd000 [ 1341.264409][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.264520][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.264625][ T32] r5:84be838c r4:84be8000 [ 1341.264721][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.264837][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.264892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.264989][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.265032][ T32] r4:848ec200 [ 1341.265084][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.265211][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.265294][ T32] r4:00000001 [ 1341.265342][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.265440][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.265537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.265603][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.265660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.265726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.265778][ T32] r4:849b9d40 [ 1341.265822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.265899][ T32] INFO: task kworker/0:296:5413 blocked for more than 467 seconds. [ 1341.266000][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.266058][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.266100][ T32] task:kworker/0:296 state:D stack:0 pid:5413 tgid:5413 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.266229][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.266315][ T32] Call trace: [ 1341.266375][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.266467][ T32] r10:8291a684 r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:85564800 [ 1341.266518][ T32] r4:85564800 [ 1341.266556][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.266647][ T32] r5:85564800 r4:8291a680 [ 1341.266712][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.266805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.266904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1341.266989][ T32] r4:00000000 [ 1341.267036][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.267135][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.267210][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.267310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606040 [ 1341.267413][ T32] r4:00000000 [ 1341.267469][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.267563][ T32] r9:83018005 r8:85564800 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1341.267627][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.267712][ T32] r5:00001000 r4:eaee3000 [ 1341.267736][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.267779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.267822][ T32] r5:8559d38c r4:8559d000 [ 1341.267856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.267964][ T32] r7:dddced80 r6:83018000 r5:8559d38c r4:855f8700 [ 1341.267993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.268043][ T32] r10:61c88647 r9:85564800 r8:855f872c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.268107][ T32] r4:855f8700 [ 1341.268147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.268198][ T32] r10:00000000 r9:855f8700 r8:80287e08 r7:eb9fde60 r6:85350b00 r5:85564800 [ 1341.268298][ T32] r4:00000001 [ 1341.290845][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.291044][ T32] Exception stack(0xeba1dfb0 to 0xeba1dff8) [ 1341.291150][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.291220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.291281][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.291358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.291413][ T32] r4:8532df00 [ 1341.292277][ T32] INFO: task kworker/0:296:5413 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.292384][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.292575][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.292826][ T32] Call trace: [ 1341.292924][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.293033][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.293081][ T32] r4:00000000 [ 1341.293126][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.293212][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.293267][ T32] 5d20: a0055000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.293347][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.293413][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.293467][ T32] r5:800b0013 r4:80239bb0 [ 1341.293509][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.293610][ T32] r4:82ac21e4 [ 1341.293671][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.293775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.293827][ T32] r4:e0585dc0 [ 1341.293869][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.293961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.294012][ T32] r4:00000000 [ 1341.294071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.294168][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.294231][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.294348][ T32] r5:00001000 r4:dfbdd000 [ 1341.294432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.294531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.294829][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1341.295083][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.295107][ T32] r4:00000001 [ 1341.295126][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.295161][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.295192][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.295242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.295301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.295335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.295358][ T32] r4:849b9d40 [ 1341.295380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.295413][ T32] INFO: task kworker/0:297:5415 blocked for more than 467 seconds. [ 1341.295457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.295514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.295553][ T32] task:kworker/0:297 state:D stack:0 pid:5415 tgid:5415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.295738][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.295834][ T32] Call trace: [ 1341.295899][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.295979][ T32] r10:8291a684 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:85566000 [ 1341.296091][ T32] r4:85566000 [ 1341.296118][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.296186][ T32] r5:85566000 r4:8291a680 [ 1341.296316][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.296640][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.296719][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1341.296859][ T32] r4:00000000 [ 1341.296981][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.297102][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.297319][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.297367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606140 [ 1341.297414][ T32] r4:00000000 [ 1341.297436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.297524][ T32] r9:83018005 r8:85566000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1341.297553][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.297846][ T32] r5:00001000 r4:eaf5d000 [ 1341.297877][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.297965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.298087][ T32] r5:8559d78c r4:8559d400 [ 1341.298152][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.318762][ T32] r7:dddced80 r6:83018000 r5:8559d78c r4:855f8780 [ 1341.318888][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.318966][ T32] r10:61c88647 r9:85566000 r8:855f87ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.318992][ T32] r4:855f8780 [ 1341.319014][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.319063][ T32] r10:00000000 r9:855f8780 r8:80287e08 r7:eba1de60 r6:85350b80 r5:85566000 [ 1341.319146][ T32] r4:00000001 [ 1341.319180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.319224][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 1341.319256][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.319311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.319371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.319456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.319483][ T32] r4:85606240 [ 1341.320070][ T32] INFO: task kworker/0:297:5415 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.320115][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.320276][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.320390][ T32] Call trace: [ 1341.320438][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.320503][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.320530][ T32] r4:00000000 [ 1341.320605][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.320654][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.320710][ T32] 5d20: a01c9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.320746][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.320848][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.320905][ T32] r5:800b0013 r4:80239bb0 [ 1341.320929][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.321028][ T32] r4:82ac21e4 [ 1341.321054][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.321112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.321139][ T32] r4:e0585dc0 [ 1341.321213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.321531][ T32] r5:00001000 r4:dfbdd000 ** 5 printk messages dropped ** [ 1341.321826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.322231][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.322848][ T32] Call trace: ** 4 printk messages dropped ** [ 1341.323158][ T32] r5:85561800 r4:8291a680 [ 1341.323231][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.323366][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.323414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba2de08 [ 1341.323438][ T32] r4:00000000 [ 1341.323457][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.323548][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.323811][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.323861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856062c0 [ 1341.323966][ T32] r4:00000000 [ 1341.324159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.324259][ T32] r9:83018005 r8:85561800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1341.324288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.324331][ T32] r5:00001000 r4:eb0f1000 [ 1341.324437][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.324482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.324525][ T32] r5:8559db8c r4:8559d800 [ 1341.324546][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.324594][ T32] r7:dddced80 r6:83018000 r5:8559db8c r4:855f8680 [ 1341.324616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.324669][ T32] r10:61c88647 r9:85561800 r8:855f86ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.324691][ T32] r4:855f8680 [ 1341.324710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.324755][ T32] r10:00000000 r9:855f8680 r8:80287e08 r7:eba25e60 r6:85350c00 r5:85561800 [ 1341.324817][ T32] r4:00000001 [ 1341.324840][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.324878][ T32] Exception stack(0xeba2dfb0 to 0xeba2dff8) [ 1341.324904][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.324932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.325169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.325204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.325262][ T32] r4:85606100 [ 1341.325583][ T32] INFO: task kworker/0:298:5417 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.325618][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.325720][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.325888][ T32] Call trace: [ 1341.325944][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.325999][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.326024][ T32] r4:00000000 [ 1341.326218][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.326264][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.326294][ T32] 5d20: a01c9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.326365][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.326512][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.326541][ T32] r5:800b0013 r4:80239bb0 [ 1341.326773][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.326898][ T32] r4:82ac21e4 [ 1341.326952][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.327167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.327196][ T32] r4:e0585dc0 [ 1341.327216][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.327258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.327279][ T32] r4:00000000 [ 1341.327475][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.327560][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.327589][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.327634][ T32] r5:00001000 r4:dfbdd000 [ 1341.327748][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.327803][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.327907][ T32] r5:84be838c r4:84be8000 [ 1341.328108][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.328162][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.328299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.359381][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.359461][ T32] r4:848ec200 [ 1341.359488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.359570][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.359595][ T32] r4:00000001 [ 1341.359616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.359664][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.359697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.359728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.359756][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.359787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.359808][ T32] r4:849b9d40 [ 1341.359832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.359866][ T32] INFO: task kworker/0:299:5418 blocked for more than 467 seconds. [ 1341.359907][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.359935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.359960][ T32] task:kworker/0:299 state:D stack:0 pid:5418 tgid:5418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.360026][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.360078][ T32] Call trace: [ 1341.360111][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.360194][ T32] r10:8291a684 r9:eba31d84 r8:00000002 r7:60000013 r6:eba31d8c r5:85565400 [ 1341.360292][ T32] r4:85565400 [ 1341.360424][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.360526][ T32] r5:85565400 r4:8291a680 [ 1341.360573][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.360661][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.360742][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [ 1341.360826][ T32] r4:00000000 [ 1341.360874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.361069][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.361153][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.361265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606480 [ 1341.361387][ T32] r4:00000000 [ 1341.361510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.361645][ T32] r9:83018005 r8:85565400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1341.361702][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.361808][ T32] r5:00001000 r4:eb27b000 [ 1341.361856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.361961][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.362090][ T32] r5:8559df8c r4:8559dc00 [ 1341.362177][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.362306][ T32] r7:dddced80 r6:83018000 r5:8559df8c r4:855f8800 [ 1341.362421][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.362522][ T32] r10:61c88647 r9:85565400 r8:855f882c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.362578][ T32] r4:855f8800 [ 1341.362620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.362896][ T32] r10:00000000 r9:855f8800 r8:80287e08 r7:eba2de60 r6:85350c80 r5:85565400 [ 1341.363018][ T32] r4:00000001 [ 1341.363064][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.363141][ T32] Exception stack(0xeba31fb0 to 0xeba31ff8) [ 1341.363198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.363361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.363448][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.363596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.363656][ T32] r4:856063c0 [ 1341.364508][ T32] INFO: task kworker/0:299:5418 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.364764][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.365020][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.365123][ T32] Call trace: [ 1341.365278][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.365413][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.365472][ T32] r4:00000000 [ 1341.365516][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.365601][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.365712][ T32] 5d20: a07e9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.365781][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.365838][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.365892][ T32] r5:800b0013 r4:80239bb0 [ 1341.365936][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.366061][ T32] r4:82ac21e4 [ 1341.366110][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.366199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.366251][ T32] r4:e0585dc0 [ 1341.366295][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.366379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.366447][ T32] r4:00000000 [ 1341.366600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.366705][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.366840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.366973][ T32] r5:00001000 r4:dfbdd000 [ 1341.367021][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.367099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.367178][ T32] r5:84be838c r4:84be8000 [ 1341.367217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.367310][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.367400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.367498][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.367549][ T32] r4:848ec200 [ 1341.367656][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.367758][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.367807][ T32] r4:00000001 [ 1341.367853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.367930][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.368028][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.368105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.368166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.368285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.368337][ T32] r4:849b9d40 [ 1341.368417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.394850][ T32] INFO: task kworker/0:300:5421 blocked for more than 467 seconds. [ 1341.394949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.394980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.395007][ T32] task:kworker/0:300 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.395103][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.395179][ T32] Call trace: [ 1341.395215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.395311][ T32] r10:8291a684 r9:eba39d84 r8:00000002 r7:60000013 r6:eba39d8c r5:8555d400 [ 1341.395438][ T32] r4:8555d400 [ 1341.395466][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.395540][ T32] r5:8555d400 r4:8291a680 [ 1341.395574][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.395645][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.395707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 [ 1341.395732][ T32] r4:00000000 [ 1341.395857][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.395988][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.396063][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.396134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606880 [ 1341.396184][ T32] r4:00000000 [ 1341.396221][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.396313][ T32] r9:83018005 r8:8555d400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1341.396362][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.396449][ T32] r5:00001000 r4:eb389000 [ 1341.396490][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.396588][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.396708][ T32] r5:8559eb8c r4:8559e800 [ 1341.396778][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.396882][ T32] r7:dddced80 r6:83018000 r5:8559eb8c r4:855f8900 [ 1341.396947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.397057][ T32] r10:61c88647 r9:8555d400 r8:855f892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.397124][ T32] r4:855f8900 ** 1 printk messages dropped ** [ 1341.397282][ T32] r10:00000000 r9:855f8900 r8:80287e08 r7:eba31e60 r6:85350d00 r5:8555d400 ** 7 printk messages dropped ** [ 1341.397812][ T32] r4:85606440 ** 4 printk messages dropped ** [ 1341.406602][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1341.407263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.408062][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1341.422992][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.423517][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.424298][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.424977][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.425745][ T32] r9:83018005 r8:84aed400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1341.426167][ T32] r5:8559e38c r4:8559e000 [ 1341.426215][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.426336][ T32] r7:dddced80 r6:83018000 r5:8559e38c r4:855f8980 [ 1341.426389][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.426487][ T32] r10:61c88647 r9:84aed400 r8:855f89ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.426539][ T32] r4:855f8980 [ 1341.426584][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.426713][ T32] r10:00000000 r9:855f8980 r8:80287e08 r7:eba39e60 r6:855f8a00 r5:84aed400 [ 1341.426795][ T32] r4:00000001 [ 1341.426865][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.426948][ T32] Exception stack(0xeba29fb0 to 0xeba29ff8) [ 1341.427026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.427093][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.427152][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.427218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.427293][ T32] r4:85606440 [ 1341.428176][ T32] INFO: task kworker/0:301:5422 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.448857][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.449157][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.449309][ T32] Call trace: [ 1341.449398][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.449528][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.449582][ T32] r4:00000000 [ 1341.449647][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.449737][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.449801][ T32] 5d20: a0f0e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.449866][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.449922][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.449981][ T32] r5:800b0013 r4:80239bb0 [ 1341.450028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.450123][ T32] r4:82ac21e4 [ 1341.450172][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.450258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.450303][ T32] r4:e0585dc0 [ 1341.450343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.450422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.450474][ T32] r4:00000000 [ 1341.450505][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.450555][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.450577][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.450622][ T32] r5:00001000 r4:dfbdd000 [ 1341.450670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.450717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.450764][ T32] r5:84be838c r4:84be8000 [ 1341.450787][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.450876][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.450922][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.450986][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.451024][ T32] r4:848ec200 [ 1341.451048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.451096][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.451119][ T32] r4:00000001 [ 1341.451139][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.451174][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.451202][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.451233][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.451294][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.451341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.451366][ T32] r4:849b9d40 [ 1341.451403][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.451455][ T32] INFO: task kworker/0:302:5425 blocked for more than 467 seconds. [ 1341.451495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.451548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.451633][ T32] task:kworker/0:302 state:D stack:0 pid:5425 tgid:5425 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1341.451856][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.452189][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.452816][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.453238][ T32] r5:8559e78c r4:8559e400 ** 1 printk messages dropped ** [ 1341.453363][ T32] r7:dddced80 r6:83018000 r5:8559e78c r4:855f8600 ** 4 printk messages dropped ** [ 1341.453554][ T32] r10:00000000 r9:855f8600 r8:80287e08 r7:eba39e60 r6:855f8b00 r5:84aee000 ** 9 printk messages dropped ** [ 1341.454481][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1341.455073][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.455694][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1341.456037][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1341.456291][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.456379][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.456415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.456439][ T32] r4:849b9d40 [ 1341.456460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.456487][ T32] INFO: task kworker/0:303:5428 blocked for more than 467 seconds. [ 1341.456516][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.456540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.456562][ T32] task:kworker/0:303 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.456647][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.456707][ T32] Call trace: [ 1341.456743][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.456810][ T32] r10:8291a684 r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:84aeec00 [ 1341.456838][ T32] r4:84aeec00 [ 1341.456886][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.456933][ T32] r5:84aeec00 r4:8291a680 [ 1341.456980][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.457056][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.457104][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1341.457127][ T32] r4:00000000 [ 1341.457203][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.457269][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.457307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.457360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606cc0 [ 1341.457389][ T32] r4:00000000 [ 1341.457409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.457456][ T32] r9:83018005 r8:84aeec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1341.457479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.457521][ T32] r5:00001000 r4:eb4b1000 [ 1341.457541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.457609][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.457684][ T32] r5:8559f78c r4:8559f400 [ 1341.457722][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.457776][ T32] r7:dddced80 r6:83018000 r5:8559f78c r4:855f8880 [ 1341.457826][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.457905][ T32] r10:61c88647 r9:84aeec00 r8:855f88ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.457941][ T32] r4:855f8880 [ 1341.458138][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.458274][ T32] r10:00000000 r9:855f8880 r8:80287e08 r7:eba39e60 r6:855f8a80 r5:84aeec00 [ 1341.486284][ T32] r4:00000001 [ 1341.486389][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.486523][ T32] Exception stack(0xeba41fb0 to 0xeba41ff8) [ 1341.486591][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.486660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.486847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.486927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.486978][ T32] r4:85606bc0 [ 1341.487893][ T32] INFO: task kworker/0:303:5428 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.487998][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.488200][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.489022][ T32] Call trace: [ 1341.489115][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.489239][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.489291][ T32] r4:00000000 [ 1341.489360][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.489489][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.489577][ T32] 5d20: a1194000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.489660][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.489717][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.489770][ T32] r5:800b0013 r4:80239bb0 [ 1341.489814][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.489900][ T32] r4:82ac21e4 [ 1341.489968][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.490080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 5 printk messages dropped ** [ 1341.490444][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 11 printk messages dropped ** [ 1341.491323][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.491372][ T32] r4:00000001 [ 1341.491413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.491486][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.491559][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.491647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.491745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.491812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.491876][ T32] r4:849b9d40 [ 1341.491949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.492020][ T32] INFO: task kworker/0:304:5429 blocked for more than 467 seconds. [ 1341.492096][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.492151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.492199][ T32] task:kworker/0:304 state:D stack:0 pid:5429 tgid:5429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.492330][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.492420][ T32] Call trace: [ 1341.492491][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.492583][ T32] r10:8291a684 r9:eba45d84 r8:00000002 r7:60000013 r6:eba45d8c r5:84aebc00 [ 1341.492644][ T32] r4:84aebc00 [ 1341.492689][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.492770][ T32] r5:84aebc00 r4:8291a680 [ 1341.492815][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.492921][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.493014][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 [ 1341.493058][ T32] r4:00000000 [ 1341.493121][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.493200][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.493277][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.493361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856069c0 [ 1341.493411][ T32] r4:00000000 [ 1341.493459][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.493972][ T32] r5:8559ef8c r4:8559ec00 [ 1341.494068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.494175][ T32] r7:dddced80 r6:83018000 r5:8559ef8c r4:855f8b80 [ 1341.494231][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.494330][ T32] r10:61c88647 r9:84aebc00 r8:855f8bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.494986][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.496581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.497352][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1341.497765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1341.529032][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1341.529462][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1341.529907][ T32] INFO: task kworker/0:305:5431 blocked for more than 468 seconds. ** 11 printk messages dropped ** [ 1341.530986][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.532195][ T32] r5:00001000 r4:eb493000 ** 2 printk messages dropped ** [ 1341.532355][ T32] r5:8559f38c r4:8559f000 ** 2 printk messages dropped ** [ 1341.532483][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.532877][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.533825][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1341.534344][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1341.534784][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.535210][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1341.535914][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1341.536258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1341.536634][ T32] r10:8291a684 r9:eba4dd84 r8:00000002 r7:60000113 r6:eba4dd8c r5:855d8000 ** 6 printk messages dropped ** [ 1341.537178][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.537340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85606e40 [ 1341.537412][ T32] r4:00000000 [ 1341.537436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.537524][ T32] r9:83018005 r8:855d8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1341.537558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.537650][ T32] r5:00001000 r4:eb63b000 [ 1341.537675][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.537746][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.537793][ T32] r5:8559fb8c r4:8559f800 [ 1341.537813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.537903][ T32] r7:dddced80 r6:83018000 r5:8559fb8c r4:855f8d00 [ 1341.537931][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.537994][ T32] r10:61c88647 r9:855d8000 r8:855f8d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.538021][ T32] r4:855f8d00 [ 1341.538057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.538117][ T32] r10:00000000 r9:855f8d00 r8:80287e08 r7:eba41e60 r6:855f8f00 r5:855d8000 [ 1341.538151][ T32] r4:00000001 [ 1341.538186][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.538226][ T32] Exception stack(0xeba4dfb0 to 0xeba4dff8) [ 1341.538325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.562339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.562432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.562514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.562606][ T32] r4:85606c80 [ 1341.563347][ T32] INFO: task kworker/0:306:5433 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.563421][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.563537][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.563602][ T32] Call trace: [ 1341.563635][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.563699][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.563723][ T32] r4:00000000 [ 1341.563743][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.563843][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.563879][ T32] 5d20: a14e2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.563912][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.563939][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.564007][ T32] r5:800b0013 r4:80239bb0 [ 1341.564037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.564093][ T32] r4:82ac21e4 [ 1341.564267][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.564328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.564353][ T32] r4:e0585dc0 [ 1341.564399][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.564450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.564473][ T32] r4:00000000 [ 1341.564521][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.564573][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.564596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.564639][ T32] r5:00001000 r4:dfbdd000 [ 1341.564672][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.564715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.564760][ T32] r5:84be838c r4:84be8000 [ 1341.564808][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.564901][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.564937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.564986][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.565009][ T32] r4:848ec200 [ 1341.565035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.565083][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1341.565459][ T32] r4:849b9d40 ** 13 printk messages dropped ** [ 1341.566229][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1341.566990][ T32] r5:8559ff8c r4:8559fc00 ** 1 printk messages dropped ** [ 1341.567140][ T32] r7:dddced80 r6:83018000 r5:8559ff8c r4:855f8d80 ** 4 printk messages dropped ** [ 1341.567523][ T32] r10:00000000 r9:855f8d80 r8:80287e08 r7:eba4de60 r6:855f8e80 r5:855d8c00 [ 1341.567608][ T32] r4:00000001 [ 1341.567727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.567811][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1341.567886][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.567966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.568026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.568184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.568240][ T32] r4:85606c80 [ 1341.588833][ T32] INFO: task kworker/0:307:5435 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.589022][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.589147][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.589225][ T32] Call trace: [ 1341.589281][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.589348][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.589373][ T32] r4:00000000 [ 1341.589420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.589469][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.589501][ T32] 5d20: a17fa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.589562][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.589594][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.589620][ T32] r5:800b0013 r4:80239bb0 [ 1341.589646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.589778][ T32] r4:82ac21e4 [ 1341.589803][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.589874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.589955][ T32] r4:e0585dc0 [ 1341.589980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.590027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 6 printk messages dropped ** [ 1341.590565][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.591287][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 8 printk messages dropped ** [ 1341.591867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1341.592636][ T32] r4:85568c00 ** 4 printk messages dropped ** [ 1341.592909][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 ** 7 printk messages dropped ** [ 1341.593218][ T32] r9:83018005 r8:85568c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 4 printk messages dropped ** [ 1341.593384][ T32] r5:855a438c r4:855a4000 [ 1341.593406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.593481][ T32] r7:dddced80 r6:83018000 r5:855a438c r4:8561b080 [ 1341.593591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.593672][ T32] r10:61c88647 r9:85568c00 r8:8561b0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.593701][ T32] r4:8561b080 [ 1341.593722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.593807][ T32] r10:00000000 r9:8561b080 r8:80287e08 r7:eba51e60 r6:85350d80 r5:85568c00 [ 1341.593843][ T32] r4:00000001 [ 1341.593863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.594015][ T32] Exception stack(0xeba5dfb0 to 0xeba5dff8) [ 1341.594074][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.594349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.594388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.594420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.594446][ T32] r4:8532df80 [ 1341.595034][ T32] INFO: task kworker/0:308:5437 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.595122][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.595249][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.595301][ T32] Call trace: [ 1341.595387][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.595490][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.595520][ T32] r4:00000000 [ 1341.595541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.595609][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.595674][ T32] 5d20: a17fa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.595756][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.595786][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.595810][ T32] r5:800b0013 r4:80239bb0 [ 1341.595831][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.595872][ T32] r4:82ac21e4 [ 1341.595898][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.595941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.595965][ T32] r4:e0585dc0 [ 1341.595986][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.596054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.596084][ T32] r4:00000000 [ 1341.596133][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.596183][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.596275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.596322][ T32] r5:00001000 r4:dfbdd000 [ 1341.596357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.596777][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1341.597007][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.597575][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.598099][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.633859][ T32] r9:83018005 r8:85569800 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1341.634205][ T32] r5:855a4f8c r4:855a4c00 [ 1341.634228][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.634345][ T32] r10:61c88647 r9:85569800 r8:8561b02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1341.634847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.635983][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.636516][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 2 printk messages dropped ** [ 1341.636742][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.636857][ T32] r4:82ac21e4 [ 1341.636923][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.637015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.637082][ T32] r4:e0585dc0 [ 1341.637148][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.637226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.637276][ T32] r4:00000000 [ 1341.637310][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.637357][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.637446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.637495][ T32] r5:00001000 r4:dfbdd000 [ 1341.637517][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.637556][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.637598][ T32] r5:84be838c r4:84be8000 [ 1341.637620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.637678][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.637742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.637793][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.637819][ T32] r4:848ec200 [ 1341.637839][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.637912][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.637939][ T32] r4:00000001 [ 1341.637976][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.638054][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.638085][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.638116][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.638168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.638200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.638225][ T32] r4:849b9d40 [ 1341.647224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.647583][ T32] INFO: task kworker/0:310:5440 blocked for more than 468 seconds. [ 1341.647688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.647747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.647800][ T32] task:kworker/0:310 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.647946][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.648091][ T32] Call trace: [ 1341.648193][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.648929][ T32] r10:8291a684 r9:eba69d84 r8:00000002 r7:60000013 r6:eba69d8c r5:8556a400 [ 1341.648978][ T32] r4:8556a400 [ 1341.649032][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.649103][ T32] r5:8556a400 r4:8291a680 [ 1341.649126][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.649172][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.649216][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba69e08 [ 1341.649238][ T32] r4:00000000 [ 1341.649258][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.649303][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.649346][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.649389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d140 [ 1341.649412][ T32] r4:00000000 [ 1341.649432][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.649479][ T32] r9:83018005 r8:8556a400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1341.649503][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.649548][ T32] r5:00001000 r4:eb6d1000 [ 1341.649637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.649686][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.649818][ T32] r5:855a478c r4:855a4400 [ 1341.649845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.649947][ T32] r7:dddced80 r6:83018000 r5:855a478c r4:8561b180 [ 1341.649974][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.650050][ T32] r10:61c88647 r9:8556a400 r8:8561b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.650078][ T32] r4:8561b180 [ 1341.650104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.650152][ T32] r10:00000000 r9:8561b180 r8:80287e08 r7:eba65e60 r6:85350e80 r5:8556a400 [ 1341.650174][ T32] r4:00000001 [ 1341.650194][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.650232][ T32] Exception stack(0xeba69fb0 to 0xeba69ff8) [ 1341.650344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.650378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.650408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.650452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.650478][ T32] r4:8561d1c0 [ 1341.651063][ T32] INFO: task kworker/0:310:5440 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.651110][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.651257][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.651347][ T32] Call trace: [ 1341.651414][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.651499][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.651538][ T32] r4:00000000 [ 1341.651560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.651603][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.651640][ T32] 5d20: a1bfe000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.651672][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 2 printk messages dropped ** [ 1341.651780][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1341.652283][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1341.652694][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1341.652788][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1341.653086][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1341.653234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1341.653602][ T32] r5:8556b000 r4:8291a680 ** 5 printk messages dropped ** [ 1341.653811][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1341.654099][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.654158][ T32] r5:855a4b8c r4:855a4800 [ 1341.654206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.654294][ T32] r7:dddced80 r6:83018000 r5:855a4b8c r4:8561b200 [ 1341.654339][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.654453][ T32] r10:61c88647 r9:8556b000 r8:8561b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.654507][ T32] r4:8561b200 [ 1341.654546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.654643][ T32] r10:00000000 r9:8561b200 r8:80287e08 r7:eba65e60 r6:8549df80 r5:8556b000 [ 1341.654693][ T32] r4:00000001 [ 1341.654735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.654843][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1341.654909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.654971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.655026][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.655110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.655165][ T32] r4:8561d240 [ 1341.655765][ T32] INFO: task kworker/0:311:5443 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.655888][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.655993][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.656044][ T32] Call trace: [ 1341.656103][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.656158][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.656183][ T32] r4:00000000 [ 1341.656266][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.656311][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.656367][ T32] 5d20: a1bfe000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.656401][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.656426][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.656450][ T32] r5:800b0013 r4:80239bb0 [ 1341.656487][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.656540][ T32] r4:82ac21e4 [ 1341.656562][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.656635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.656717][ T32] r4:e0585dc0 [ 1341.656743][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.656802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.656829][ T32] r4:00000000 [ 1341.656872][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.656984][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.657031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.657080][ T32] r5:00001000 r4:dfbdd000 [ 1341.657100][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.657168][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.657268][ T32] r5:84be838c r4:84be8000 [ 1341.657294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.657344][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.657395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.657447][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.657470][ T32] r4:848ec200 [ 1341.657490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.657593][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.657620][ T32] r4:00000001 [ 1341.657652][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.657703][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.657733][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.657767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.657847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.657932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.657983][ T32] r4:849b9d40 [ 1341.658028][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.658081][ T32] INFO: task kworker/0:312:5446 blocked for more than 468 seconds. [ 1341.658142][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.658214][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.658339][ T32] task:kworker/0:312 state:D stack:0 pid:5446 tgid:5446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.680520][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.680741][ T32] Call trace: [ 1341.680849][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.680982][ T32] r10:8291a684 r9:eba75d84 r8:00000002 r7:60000113 r6:eba75d8c r5:8556d400 [ 1341.681047][ T32] r4:8556d400 [ 1341.681096][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.681187][ T32] r5:8556d400 r4:8291a680 [ 1341.681235][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.681320][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.681407][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1341.681457][ T32] r4:00000000 [ 1341.681524][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.681603][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.681723][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.681818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561db80 [ 1341.681892][ T32] r4:00000000 [ 1341.681958][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.682063][ T32] r9:83018005 r8:8556d400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1341.682117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.682231][ T32] r5:00001000 r4:eb8cd000 [ 1341.682285][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.682369][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.682460][ T32] r5:855a638c r4:855a6000 [ 1341.682504][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.682629][ T32] r7:dddced80 r6:83018000 r5:855a638c r4:8561b100 [ 1341.682693][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.682911][ T32] r4:8561b100 ** 4 printk messages dropped ** [ 1341.683279][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) ** 7 printk messages dropped ** [ 1341.684208][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1341.684464][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1341.685095][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1341.685603][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1341.685975][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1341.686176][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.686554][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.687062][ T32] r9:83018005 r8:8556bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 ** 1 printk messages dropped ** [ 1341.687123][ T32] r5:00001000 r4:eb86f000 [ 1341.687144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.687184][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.687226][ T32] r5:855a538c r4:855a5000 [ 1341.687274][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.687334][ T32] r7:dddced80 r6:83018000 r5:855a538c r4:8561b300 [ 1341.687410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.687461][ T32] r10:61c88647 r9:8556bc00 r8:8561b32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.687483][ T32] r4:8561b300 [ 1341.687502][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.687604][ T32] r10:00000000 r9:8561b300 r8:80287e08 r7:eba75e60 r6:85350f00 r5:8556bc00 [ 1341.687634][ T32] r4:00000001 [ 1341.687685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.687751][ T32] Exception stack(0xeba79fb0 to 0xeba79ff8) [ 1341.687783][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.687871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.687902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.687932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.687956][ T32] r4:8561d5c0 [ 1341.713951][ T32] INFO: task kworker/0:313:5447 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.714203][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.714326][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.714439][ T32] Call trace: [ 1341.714653][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.714734][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.714759][ T32] r4:00000000 [ 1341.714783][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.714866][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.714907][ T32] 5d20: a2228000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.714937][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.714975][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.715006][ T32] r5:800b0013 r4:80239bb0 [ 1341.715031][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.715077][ T32] r4:82ac21e4 [ 1341.715099][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.715143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.715221][ T32] r4:e0585dc0 [ 1341.715249][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.715296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.715322][ T32] r4:00000000 [ 1341.715344][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.715392][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.715417][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.715473][ T32] r5:00001000 r4:dfbdd000 [ 1341.715502][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1341.715726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.716136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.716488][ T32] task:kworker/0:314 state:D stack:0 pid:5449 tgid:5449 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1341.717466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1341.717848][ T32] r5:855a578c r4:855a5400 [ 1341.717874][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1341.718162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.739409][ T32] r4:8561d500 ** 5 printk messages dropped ** [ 1341.740455][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 6 printk messages dropped ** [ 1341.740711][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.741011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 12 printk messages dropped ** [ 1341.741528][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1341.741662][ T32] r4:00000001 [ 1341.741696][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.741737][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.741764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.741793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.741849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.741883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.741933][ T32] r4:849b9d40 [ 1341.741985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.742050][ T32] INFO: task kworker/0:315:5451 blocked for more than 468 seconds. [ 1341.742091][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.742118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.742139][ T32] task:kworker/0:315 state:D stack:0 pid:5451 tgid:5451 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.742215][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.742294][ T32] Call trace: [ 1341.742325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.742373][ T32] r10:8291a684 r9:eba89d84 r8:00000002 r7:60000013 r6:eba89d8c r5:8556e000 [ 1341.742396][ T32] r4:8556e000 [ 1341.742416][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.742457][ T32] r5:8556e000 r4:8291a680 [ 1341.742478][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.742518][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.742560][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 1341.742582][ T32] r4:00000000 [ 1341.742622][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.742735][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.742850][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.742922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d7c0 [ 1341.742966][ T32] r4:00000000 [ 1341.742991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.743047][ T32] r9:83018005 r8:8556e000 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1341.743071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.743113][ T32] r5:00001000 r4:eb88d000 [ 1341.743133][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.743240][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.743321][ T32] r5:855a5b8c r4:855a5800 [ 1341.743346][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.743395][ T32] r7:dddced80 r6:83018000 r5:855a5b8c r4:8561b400 [ 1341.743481][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.743541][ T32] r10:61c88647 r9:8556e000 r8:8561b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.743565][ T32] r4:8561b400 [ 1341.743611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.743752][ T32] r10:00000000 r9:8561b400 r8:80287e08 r7:eba75e60 r6:85469f80 r5:8556e000 [ 1341.743835][ T32] r4:00000001 [ 1341.743864][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.743905][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1341.743932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.743963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.743990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.744020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.744041][ T32] r4:8561d940 [ 1341.744413][ T32] INFO: task kworker/0:315:5451 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.744461][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.744522][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.744623][ T32] Call trace: [ 1341.744665][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.744717][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.744741][ T32] r4:00000000 [ 1341.744760][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.744800][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.744830][ T32] 5d20: a247d000 edb7b000 00000001 80239b98 7f067000 00000001 ** 2 printk messages dropped ** [ 1341.744955][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1341.745227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1341.746041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1341.746372][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.746600][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.747283][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.747895][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.769568][ T32] r9:83018205 r8:8556c800 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1341.769620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.769730][ T32] r5:00001000 r4:eb8a9000 [ 1341.769775][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.769862][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.769952][ T32] r5:8553ff8c r4:8553fc00 [ 1341.769996][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.770090][ T32] r7:ddde2d80 r6:83018200 r5:8553ff8c r4:8562b000 [ 1341.770134][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.770233][ T32] r10:61c88647 r9:8556c800 r8:8562b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.770309][ T32] r4:8562b000 [ 1341.770358][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.770458][ T32] r10:00000000 r9:8562b000 r8:80287e08 r7:eb8dde60 r6:8562b100 r5:8556c800 [ 1341.770515][ T32] r4:00000001 [ 1341.770569][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.770659][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1341.770740][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.770838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.770919][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.771011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.771082][ T32] r4:85628500 [ 1341.771971][ T32] INFO: task kworker/1:843:5454 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.772062][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.772214][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.772296][ T32] Call trace: [ 1341.772368][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.772460][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.772517][ T32] r4:00000000 [ 1341.772541][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.772583][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.772647][ T32] 5d20: a25ef000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.772697][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.772727][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.772783][ T32] r5:800b0013 r4:80239bb0 [ 1341.772841][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.772915][ T32] r4:82ac21e4 [ 1341.772940][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.772983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.773009][ T32] r4:e0585dc0 [ 1341.773030][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.773099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.773150][ T32] r4:00000000 [ 1341.773175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.773221][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.773243][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.773284][ T32] r5:00001000 r4:dfbdd000 [ 1341.773305][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.773344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.773386][ T32] r5:84be838c r4:84be8000 [ 1341.773407][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.773487][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.773514][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.773562][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.773584][ T32] r4:848ec200 [ 1341.773602][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.773653][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.773677][ T32] r4:00000001 [ 1341.773794][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.773836][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.773863][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.773892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.773921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.773951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.774000][ T32] r4:849b9d40 [ 1341.774037][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.774096][ T32] INFO: task kworker/0:316:5456 blocked for more than 468 seconds. [ 1341.774166][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.774233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.774260][ T32] task:kworker/0:316 state:D stack:0 pid:5456 tgid:5456 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.774334][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.774411][ T32] Call trace: [ 1341.774447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.774496][ T32] r10:8291a684 r9:eba85d84 r8:00000002 r7:60000113 r6:eba85d8c r5:85568000 [ 1341.774539][ T32] r4:85568000 [ 1341.774568][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.774657][ T32] r5:85568000 r4:8291a680 [ 1341.774683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.774724][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.774786][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba85e08 [ 1341.774864][ T32] r4:00000000 [ 1341.774929][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.774969][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.775005][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.775045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561dac0 [ 1341.775083][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.775173][ T32] r9:83018005 r8:85568000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 4 printk messages dropped ** [ 1341.775363][ T32] r5:855a5f8c r4:855a5c00 ** 4 printk messages dropped ** [ 1341.775588][ T32] r4:8561b500 ** 6 printk messages dropped ** [ 1341.775821][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.775852][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.775883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.775904][ T32] r4:8561d800 [ 1341.776240][ T32] INFO: task kworker/0:316:5456 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.776332][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.776393][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.776438][ T32] Call trace: [ 1341.776476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.776528][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.776552][ T32] r4:00000000 [ 1341.776571][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.776642][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.776671][ T32] 5d20: a25ef000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.776754][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.776796][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.776824][ T32] r5:800b0013 r4:80239bb0 [ 1341.776876][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.776924][ T32] r4:82ac21e4 [ 1341.776947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.776988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.777010][ T32] r4:e0585dc0 [ 1341.777029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.777071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.777094][ T32] r4:00000000 [ 1341.777113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.777184][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.777239][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.777290][ T32] r5:00001000 r4:dfbdd000 [ 1341.777312][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.777355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.777397][ T32] r5:84be838c r4:84be8000 [ 1341.777438][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.777571][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.777594][ T32] r4:848ec200 [ 1341.777613][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.777666][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.777696][ T32] r4:00000001 [ 1341.777719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.777757][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.777802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.777875][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.777906][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.777963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.777998][ T32] r4:849b9d40 [ 1341.778020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.778047][ T32] INFO: task kworker/1:844:5457 blocked for more than 468 seconds. [ 1341.778078][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.778130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.778179][ T32] task:kworker/1:844 state:D stack:0 pid:5457 tgid:5457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.778229][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.808900][ T32] Call trace: [ 1341.809013][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.809144][ T32] r10:8291a684 r9:eba8dd84 r8:00000002 r7:60000113 r6:eba8dd8c r5:85566c00 [ 1341.809202][ T32] r4:85566c00 ** 3 printk messages dropped ** [ 1341.809428][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.809861][ T32] r9:83018205 r8:85566c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 ** 4 printk messages dropped ** [ 1341.810052][ T32] r5:8553d78c r4:8553d400 [ 1341.810073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1341.810175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.810461][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) ** 7 printk messages dropped ** [ 1341.811582][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.811862][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1341.812120][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1341.812236][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1341.812393][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 7 printk messages dropped ** [ 1341.812691][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.812738][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.812792][ T32] r4:848ec200 [ 1341.812824][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.812897][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.812925][ T32] r4:00000001 [ 1341.812968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.813021][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.813051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.813086][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.813114][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.813143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.813194][ T32] r4:849b9d40 [ 1341.813285][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.813391][ T32] INFO: task kworker/0:317:5460 blocked for more than 468 seconds. [ 1341.813493][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.813560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.813587][ T32] task:kworker/0:317 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.813713][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.813763][ T32] Call trace: [ 1341.813794][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.813926][ T32] r10:8291a684 r9:eba99d84 r8:00000002 r7:60000113 r6:eba99d8c r5:85571800 [ 1341.813959][ T32] r4:85571800 [ 1341.814009][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.814085][ T32] r5:85571800 r4:8291a680 [ 1341.814122][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.814197][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.814242][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba99e08 [ 1341.814277][ T32] r4:00000000 [ 1341.814301][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.814336][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.814423][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.814468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633040 [ 1341.814491][ T32] r4:00000000 [ 1341.814550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.814599][ T32] r9:83018005 r8:85571800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1341.814624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.814674][ T32] r5:00001000 r4:ebad3000 [ 1341.814726][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.814770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.814835][ T32] r5:855a7b8c r4:855a7800 [ 1341.814872][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.814954][ T32] r7:dddced80 r6:83018000 r5:855a7b8c r4:8561b480 [ 1341.815011][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.815132][ T32] r10:61c88647 r9:85571800 r8:8561b4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.815366][ T32] r4:8561b480 [ 1341.815390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.815572][ T32] r10:00000000 r9:8561b480 r8:80287e08 r7:eba75e60 r6:8562b280 r5:85571800 [ 1341.815599][ T32] r4:00000001 [ 1341.815669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.815803][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1341.815850][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.815887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.816464][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1341.817049][ T32] 5d20: a2ca6000 edb7b000 00000001 80239b98 7f067000 00000001 ** 10 printk messages dropped ** [ 1341.817547][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.817752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.839303][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.839850][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1341.840079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1341.840805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.841077][ T32] r4:00000000 [ 1341.841181][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.841359][ T32] r9:83018005 r8:85570000 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1341.841394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.841443][ T32] r5:00001000 r4:eb8df000 [ 1341.841464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.841506][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.841552][ T32] r5:855a678c r4:855a6400 [ 1341.841573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.841629][ T32] r7:dddced80 r6:83018000 r5:855a678c r4:8561b580 [ 1341.841662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.841712][ T32] r10:61c88647 r9:85570000 r8:8561b5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1341.841735][ T32] r4:8561b580 [ 1341.841786][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.841839][ T32] r10:00000000 r9:8561b580 r8:80287e08 r7:eba99e60 r6:8562b300 r5:85570000 [ 1341.841886][ T32] r4:00000001 [ 1341.842008][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.842053][ T32] Exception stack(0xeba9dfb0 to 0xeba9dff8) [ 1341.842081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.842109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.842136][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.842166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.842208][ T32] r4:8561dc80 [ 1341.842868][ T32] INFO: task kworker/0:318:5461 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.842921][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.843129][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.843185][ T32] Call trace: [ 1341.843216][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.843269][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.843319][ T32] r4:00000000 [ 1341.843372][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.843416][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.843499][ T32] 5d20: a2df9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.843533][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.843559][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.843617][ T32] r5:800b0013 r4:80239bb0 [ 1341.843646][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.843692][ T32] r4:82ac21e4 [ 1341.843740][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.843786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.843809][ T32] r4:e0585dc0 [ 1341.843828][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.843871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.843900][ T32] r4:00000000 [ 1341.843922][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.843968][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.844006][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.844054][ T32] r5:00001000 r4:dfbdd000 [ 1341.844074][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.844114][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.844172][ T32] r5:84be838c r4:84be8000 [ 1341.844197][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.844258][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.844314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.844364][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.844387][ T32] r4:848ec200 [ 1341.844407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.844522][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.844606][ T32] r4:00000001 [ 1341.844629][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.844672][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.844698][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.844776][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.844858][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1341.845168][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.845531][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1341.845913][ T32] r9:83018005 r8:85573000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1341.846136][ T32] r5:855a6b8c r4:855a6800 [ 1341.846207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.846371][ T32] r10:61c88647 r9:85573000 r8:8561b62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1341.846790][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1341.847567][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1341.847817][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1341.848200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1341.869509][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.869949][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.870132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.870428][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.870973][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1341.871589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.871643][ T32] r5:855a6f8c r4:855a6c00 ** 3 printk messages dropped ** [ 1341.871850][ T32] r10:61c88647 r9:85572400 r8:8561b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1341.872028][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1341.872055][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.872110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.872171][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.872207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.872233][ T32] r4:8561de00 [ 1341.872802][ T32] INFO: task kworker/0:320:5465 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1341.872849][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.873154][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.873210][ T32] Call trace: [ 1341.873242][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1341.873313][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1341.873356][ T32] r4:00000000 [ 1341.873420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.873564][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.873600][ T32] 5d20: a3069000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.873649][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.873680][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.873704][ T32] r5:800b0013 r4:80239bb0 [ 1341.873726][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.873792][ T32] r4:82ac21e4 [ 1341.874221][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.874274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.874558][ T32] r4:e0585dc0 [ 1341.874596][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.874648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.874672][ T32] r4:00000000 [ 1341.874692][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.874739][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.874760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.874803][ T32] r5:00001000 r4:dfbdd000 [ 1341.874926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.875021][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.875067][ T32] r5:84be838c r4:84be8000 [ 1341.875088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.875137][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.875162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.875208][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.875230][ T32] r4:848ec200 [ 1341.875309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.875422][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.875454][ T32] r4:00000001 [ 1341.875475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.875621][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.875656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.875799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.875848][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.875881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.875904][ T32] r4:849b9d40 [ 1341.875938][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.875989][ T32] INFO: task kworker/0:321:5467 blocked for more than 468 seconds. [ 1341.876025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.876091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1341.876860][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1341.877460][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.878193][ T32] r5:855a738c r4:855a7000 [ 1341.878319][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.912664][ T32] r7:dddced80 r6:83018000 r5:855a738c r4:8561b780 ** 1 printk messages dropped ** [ 1341.912820][ T32] r10:61c88647 r9:85570c00 r8:8561b7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1341.913136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.914299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.914864][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.914902][ T32] 5d20: a34dd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.914934][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.914963][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.914989][ T32] r5:800b0013 r4:80239bb0 [ 1341.915139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.915260][ T32] r4:82ac21e4 [ 1341.915375][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.915488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.915545][ T32] r4:e0585dc0 [ 1341.915575][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.915626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.915662][ T32] r4:00000000 [ 1341.915685][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.915737][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.915796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.915848][ T32] r5:00001000 r4:dfbdd000 [ 1341.915898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.916006][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.916096][ T32] r5:84be838c r4:84be8000 [ 1341.916144][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.916200][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.916223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.916290][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.916331][ T32] r4:848ec200 [ 1341.916351][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.916406][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.916457][ T32] r4:00000001 [ 1341.916480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.916554][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.916588][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.916662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.916690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.916760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.916789][ T32] r4:849b9d40 [ 1341.916873][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.916941][ T32] INFO: task kworker/0:322:5469 blocked for more than 468 seconds. [ 1341.916981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.917054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.917136][ T32] task:kworker/0:322 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.917195][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.917275][ T32] Call trace: [ 1341.917339][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.917404][ T32] r10:8291a684 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:85574800 [ 1341.917434][ T32] r4:85574800 [ 1341.917511][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.917559][ T32] r5:85574800 r4:8291a680 [ 1341.917596][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.917649][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.917692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1341.917715][ T32] r4:00000000 [ 1341.917763][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.917831][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.917872][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.917920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561d100 [ 1341.917973][ T32] r4:00000000 [ 1341.918053][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.918185][ T32] r9:83018005 r8:85574800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1341.918212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.939795][ T32] r5:855a778c r4:855a7400 [ 1341.939849][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.939947][ T32] r7:dddced80 r6:83018000 r5:855a778c r4:8561b700 ** 2 printk messages dropped ** [ 1341.940178][ T32] r4:8561b700 ** 8 printk messages dropped ** [ 1341.940549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1341.941744][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.941935][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1341.942341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1341.942639][ T32] r5:84be838c r4:84be8000 [ 1341.942743][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.942839][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.942991][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.943073][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.943175][ T32] r4:848ec200 [ 1341.943199][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.943247][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.943274][ T32] r4:00000001 [ 1341.943477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.943521][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.943551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.944099][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.944142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.944252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.944280][ T32] r4:849b9d40 [ 1341.944311][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.944410][ T32] INFO: task kworker/0:323:5473 blocked for more than 468 seconds. [ 1341.944472][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.944560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.944589][ T32] task:kworker/0:323 state:D stack:0 pid:5473 tgid:5473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.944654][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.944800][ T32] Call trace: [ 1341.944834][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.944884][ T32] r10:8291a684 r9:eba15d84 r8:00000002 r7:60000113 r6:eba15d8c r5:855db000 [ 1341.944908][ T32] r4:855db000 [ 1341.945027][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.945154][ T32] r5:855db000 r4:8291a680 [ 1341.945181][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.945223][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.945291][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba15e08 [ 1341.945318][ T32] r4:00000000 [ 1341.945338][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1341.945868][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.946139][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.946181][ T32] r5:855a7f8c r4:855a7c00 [ 1341.946202][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1341.946590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.947406][ T32] r4:85633240 ** 6 printk messages dropped ** [ 1341.948229][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.970315][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1341.970840][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.971215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.971724][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.971861][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.972597][ T32] r10:8291a684 r9:eb7e9d84 r8:00000002 r7:60000113 r6:eb7e9d8c r5:855dc800 ** 9 printk messages dropped ** [ 1341.973014][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1341.973449][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1341.973595][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.974115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.974931][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.975415][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1341.975456][ T32] 5d20: a3a3b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1341.975487][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1341.975636][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1341.975666][ T32] r5:800b0013 r4:80239bb0 [ 1341.975687][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.975731][ T32] r4:82ac21e4 [ 1341.975752][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.975818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1341.975846][ T32] r4:e0585dc0 [ 1341.975869][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.975911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1341.975966][ T32] r4:00000000 [ 1341.976035][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.976144][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.976170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.976214][ T32] r5:00001000 r4:dfbdd000 [ 1341.976234][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.976273][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.976315][ T32] r5:84be838c r4:84be8000 [ 1341.976336][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1341.976384][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1341.976410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1341.976645][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.976682][ T32] r4:848ec200 [ 1341.976703][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1341.976752][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1341.976943][ T32] r4:00000001 [ 1341.976968][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.977004][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1341.977030][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.977057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.977083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.977339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1341.977369][ T32] r4:849b9d40 [ 1341.977417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.977449][ T32] INFO: task kworker/0:325:5476 blocked for more than 468 seconds. [ 1341.977556][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1341.977672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.977701][ T32] task:kworker/0:325 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.977795][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.977897][ T32] Call trace: [ 1341.978066][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1341.978118][ T32] r10:8291a684 r9:eb989d84 r8:00000002 r7:60000013 r6:eb989d8c r5:85576c00 [ 1341.978142][ T32] r4:85576c00 [ 1341.978165][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1341.978269][ T32] r5:85576c00 r4:8291a680 [ 1341.999058][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.999185][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.999237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb989e08 [ 1341.999293][ T32] r4:00000000 [ 1341.999320][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1341.999358][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1341.999426][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1341.999474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633340 [ 1341.999527][ T32] r4:00000000 [ 1341.999553][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1341.999637][ T32] r9:83018005 r8:85576c00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1341.999670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1341.999723][ T32] r5:00001000 r4:eaba1000 [ 1341.999803][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1341.999861][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.999910][ T32] r5:855ac38c r4:855ac000 [ 1341.999959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.000022][ T32] r7:dddced80 r6:83018000 r5:855ac38c r4:8561b980 [ 1342.000044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.000098][ T32] r10:61c88647 r9:85576c00 r8:8561b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.000124][ T32] r4:8561b980 [ 1342.000147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.000223][ T32] r10:00000000 r9:8561b980 r8:80287e08 r7:eb7e9e60 r6:8562b580 r5:85576c00 [ 1342.000250][ T32] r4:00000001 [ 1342.000272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.000314][ T32] Exception stack(0xeb989fb0 to 0xeb989ff8) [ 1342.000347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.000380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.000464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.000499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.000576][ T32] r4:85633440 [ 1342.001157][ T32] INFO: task kworker/0:325:5476 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.001226][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.001313][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.001393][ T32] Call trace: [ 1342.001460][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.001517][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.001542][ T32] r4:00000000 [ 1342.001562][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.001604][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.001638][ T32] 5d20: a3b66000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.001670][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.001723][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.001760][ T32] r5:800b0013 r4:80239bb0 [ 1342.001783][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.001826][ T32] r4:82ac21e4 [ 1342.001847][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.001929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.001956][ T32] r4:e0585dc0 [ 1342.001976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.002046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.002101][ T32] r4:00000000 [ 1342.002152][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.002203][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.002253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.002344][ T32] r5:00001000 r4:dfbdd000 [ 1342.002370][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.002424][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.002477][ T32] r5:84be838c r4:84be8000 [ 1342.002509][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.002581][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.002608][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.002693][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.002726][ T32] r4:848ec200 [ 1342.002774][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.002867][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.002923][ T32] r4:00000001 [ 1342.002947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.002986][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.003013][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.003242][ T32] r4:849b9d40 ** 9 printk messages dropped ** [ 1342.003969][ T32] r4:85575400 ** 4 printk messages dropped ** [ 1342.004633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9cde08 ** 7 printk messages dropped ** [ 1342.004964][ T32] r9:83018005 r8:85575400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1342.005005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.005125][ T32] r5:00001000 r4:eb21f000 [ 1342.005149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.005190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.005232][ T32] r5:855ad38c r4:855ad000 [ 1342.005253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.005450][ T32] r7:dddced80 r6:83018000 r5:855ad38c r4:8561bb00 [ 1342.005480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.005530][ T32] r10:61c88647 r9:85575400 r8:8561bb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.005580][ T32] r4:8561bb00 [ 1342.005605][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.005680][ T32] r10:00000000 r9:8561bb00 r8:80287e08 r7:eb7e9e60 r6:8562b600 r5:85575400 [ 1342.005703][ T32] r4:00000001 [ 1342.005722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.005758][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1342.005785][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.005857][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.005905][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.005939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.005962][ T32] r4:856334c0 [ 1342.006323][ T32] INFO: task kworker/0:326:5478 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.006396][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.006476][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.006524][ T32] Call trace: [ 1342.006601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.006660][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.006684][ T32] r4:00000000 [ 1342.006703][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.006755][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.006791][ T32] 5d20: a3b66000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.006840][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.006882][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.006910][ T32] r5:800b0013 r4:80239bb0 [ 1342.006958][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.007005][ T32] r4:82ac21e4 [ 1342.007056][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.007104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.007227][ T32] r4:e0585dc0 [ 1342.007260][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.007303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.007467][ T32] r4:00000000 [ 1342.007493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.007541][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.007563][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.007607][ T32] r5:00001000 r4:dfbdd000 [ 1342.007670][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.007741][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.007788][ T32] r5:84be838c r4:84be8000 [ 1342.007811][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.007866][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1342.008114][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1342.040013][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1342.041095][ T32] r4:856b8000 ** 4 printk messages dropped ** [ 1342.041322][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 ** 10 printk messages dropped ** [ 1342.041881][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.041967][ T32] r5:855acb8c r4:855ac800 [ 1342.042010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.042217][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.042584][ T32] r4:856334c0 ** 2 printk messages dropped ** [ 1342.043437][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.043869][ T32] 5d20: a3ffe000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1342.044338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1342.045234][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.045709][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.046167][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.046628][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.047167][ T32] r5:00001000 r4:eb1c9000 ** 1 printk messages dropped ** [ 1342.047254][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.047351][ T32] r5:855acf8c r4:855acc00 [ 1342.047375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.047430][ T32] r7:dddced80 r6:83018000 r5:855acf8c r4:8561bb80 [ 1342.047480][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.047562][ T32] r10:61c88647 r9:856b8c00 r8:8561bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.047649][ T32] r4:8561bb80 [ 1342.047676][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.047724][ T32] r10:00000000 r9:8561bb80 r8:80287e08 r7:eb9cde60 r6:8562b700 r5:856b8c00 [ 1342.047748][ T32] r4:00000001 [ 1342.047767][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.047804][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1342.047832][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.047873][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.047931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.047964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.047988][ T32] r4:85633600 [ 1342.048255][ T32] INFO: task kworker/0:328:5481 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.048291][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.069191][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.069319][ T32] Call trace: [ 1342.069383][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.069453][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.069479][ T32] r4:00000000 [ 1342.069502][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.069578][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.069616][ T32] 5d20: a40c0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.069653][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.069683][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.069711][ T32] r5:800b0013 r4:80239bb0 [ 1342.069733][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.069809][ T32] r4:82ac21e4 [ 1342.069837][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.069882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.069905][ T32] r4:e0585dc0 [ 1342.069926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.069970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.069993][ T32] r4:00000000 [ 1342.070013][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.070060][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.070084][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.070129][ T32] r5:00001000 r4:dfbdd000 [ 1342.070150][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.070191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.070238][ T32] r5:84be838c r4:84be8000 [ 1342.070259][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.070307][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.070330][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.070378][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.070414][ T32] r4:848ec200 [ 1342.070439][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.070529][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.070564][ T32] r4:00000001 [ 1342.070586][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.070624][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.070718][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.070753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.070795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.070867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.070902][ T32] r4:849b9d40 [ 1342.071072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.071114][ T32] INFO: task kworker/0:329:5483 blocked for more than 468 seconds. [ 1342.071162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.071190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.071247][ T32] task:kworker/0:329 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.071488][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.071722][ T32] Call trace: [ 1342.071841][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1342.072066][ T32] r4:856ba400 ** 4 printk messages dropped ** [ 1342.072348][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaede08 ** 10 printk messages dropped ** [ 1342.073058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.073397][ T32] r5:855adb8c r4:855ad800 ** 3 printk messages dropped ** [ 1342.073646][ T32] r10:61c88647 r9:856ba400 r8:8561bcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.074309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.075540][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.075727][ T32] r4:00000000 [ 1342.075754][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.075798][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.075826][ T32] 5d20: a40c0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.075876][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.075961][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.075990][ T32] r5:800b0013 r4:80239bb0 [ 1342.076011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.076055][ T32] r4:82ac21e4 [ 1342.076396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.076445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.076468][ T32] r4:e0585dc0 [ 1342.076489][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.076624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.076688][ T32] r4:00000000 [ 1342.076716][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.076767][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.076790][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.076834][ T32] r5:00001000 r4:dfbdd000 [ 1342.076855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.076895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.076937][ T32] r5:84be838c r4:84be8000 [ 1342.076957][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.077003][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.077025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.077071][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.077093][ T32] r4:848ec200 [ 1342.077112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.077232][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.077260][ T32] r4:00000001 [ 1342.077279][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.077316][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.077341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.077370][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.077400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.077434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.077457][ T32] r4:849b9d40 [ 1342.077480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.077510][ T32] INFO: task kworker/0:330:5485 blocked for more than 468 seconds. [ 1342.077545][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.077570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.077592][ T32] task:kworker/0:330 state:D stack:0 pid:5485 tgid:5485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.077729][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.077783][ T32] Call trace: [ 1342.077818][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.077866][ T32] r10:8291a684 r9:ebaf5d84 r8:00000002 r7:60000113 r6:ebaf5d8c r5:856b9800 [ 1342.077904][ T32] r4:856b9800 [ 1342.077930][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.077973][ T32] r5:856b9800 r4:8291a680 [ 1342.077995][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.078036][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.078077][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1342.078099][ T32] r4:00000000 [ 1342.078117][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.078152][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.078214][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.102459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633980 [ 1342.102620][ T32] r4:00000000 [ 1342.102662][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.102750][ T32] r9:83018005 r8:856b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1342.102774][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.102848][ T32] r5:00001000 r4:eb4c9000 [ 1342.102887][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.102939][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.102985][ T32] r5:855ad78c r4:855ad400 [ 1342.103008][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.103058][ T32] r7:dddced80 r6:83018000 r5:855ad78c r4:8561ba00 [ 1342.103651][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1342.103849][ T32] r4:8561ba00 ** 4 printk messages dropped ** [ 1342.104369][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) ** 6 printk messages dropped ** [ 1342.105145][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.106064][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.106276][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.106608][ T32] r5:84be838c r4:84be8000 [ 1342.106661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.106712][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.106734][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.106798][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.106845][ T32] r4:848ec200 [ 1342.106871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.106922][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.107035][ T32] r4:00000001 [ 1342.107168][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.107213][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.107242][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.107271][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.107298][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.107327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.107391][ T32] r4:849b9d40 [ 1342.107419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.107454][ T32] INFO: task kworker/0:331:5488 blocked for more than 468 seconds. [ 1342.107495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.107525][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.107547][ T32] task:kworker/0:331 state:D stack:0 pid:5488 tgid:5488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.107596][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.107721][ T32] Call trace: [ 1342.107800][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.107911][ T32] r10:8291a684 r9:ebb01d84 r8:00000002 r7:60000113 r6:ebb01d8c r5:856bb000 [ 1342.107979][ T32] r4:856bb000 [ 1342.108004][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.108049][ T32] r5:856bb000 r4:8291a680 [ 1342.108070][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.108132][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.108298][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb01e08 [ 1342.126251][ T32] r4:00000000 [ 1342.126370][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.126501][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.126576][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.126626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633b80 [ 1342.126656][ T32] r4:00000000 [ 1342.126677][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.126727][ T32] r9:83018005 r8:856bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1342.126751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.126796][ T32] r5:00001000 r4:eb551000 [ 1342.126856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.126910][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.126956][ T32] r5:855adf8c r4:855adc00 [ 1342.127004][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.127069][ T32] r7:dddced80 r6:83018000 r5:855adf8c r4:8561bd00 [ 1342.127150][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1342.127373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.143572][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.144009][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1342.144294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1342.144647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.145173][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.145397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.145787][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.146130][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.146442][ T32] r9:83018005 r8:856bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1342.146729][ T32] r5:855ae38c r4:855ae000 ** 3 printk messages dropped ** [ 1342.147053][ T32] r10:61c88647 r9:856bc800 r8:8561be2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.147416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.157324][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1342.157772][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1342.157967][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1342.173759][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1342.174204][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.174398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.175024][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.175675][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.175800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb11e08 [ 1342.175834][ T32] r4:00000000 [ 1342.175855][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.175897][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.175953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.176001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85633f00 [ 1342.176053][ T32] r4:00000000 [ 1342.176131][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.176253][ T32] r9:83018005 r8:856be000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1342.176307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.176400][ T32] r5:00001000 r4:eb58f000 [ 1342.176435][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.176502][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.176590][ T32] r5:855ae78c r4:855ae400 [ 1342.176665][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.176797][ T32] r7:dddced80 r6:83018000 r5:855ae78c r4:8561bc00 [ 1342.176866][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.176958][ T32] r10:61c88647 r9:856be000 r8:8561bc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.176990][ T32] r4:8561bc00 [ 1342.177036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.177090][ T32] r10:00000000 r9:8561bc00 r8:80287e08 r7:ebb0de60 r6:8562b980 r5:856be000 [ 1342.177139][ T32] r4:00000001 [ 1342.177167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.177228][ T32] Exception stack(0xebb11fb0 to 0xebb11ff8) [ 1342.177274][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.177305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.177331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.177360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.177437][ T32] r4:85633bc0 [ 1342.182671][ T32] INFO: task kworker/0:333:5492 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.182949][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.183103][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.183264][ T32] Call trace: [ 1342.183337][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.183460][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.183502][ T32] r4:00000000 [ 1342.183526][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.183573][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.183606][ T32] 5d20: a4ad5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.183647][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.183674][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.183738][ T32] r5:800b0013 r4:80239bb0 [ 1342.183776][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.183828][ T32] r4:82ac21e4 [ 1342.183877][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.183972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.184017][ T32] r4:e0585dc0 [ 1342.184062][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.184151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.184196][ T32] r4:00000000 [ 1342.184219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.184268][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.184292][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.184378][ T32] r5:00001000 r4:dfbdd000 [ 1342.184408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.184478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.184528][ T32] r5:84be838c r4:84be8000 [ 1342.184550][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.184663][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.184699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.184787][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.184814][ T32] r4:848ec200 [ 1342.184841][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.184897][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.184923][ T32] r4:00000001 [ 1342.185013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.185055][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.185083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.185228][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.185287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.185457][ T32] INFO: task kworker/0:334:5494 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.186222][ T32] r5:855dd400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.186445][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.187081][ T32] r5:855af38c r4:855af000 [ 1342.187101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.187287][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.187740][ T32] r4:84797ec0 ** 5 printk messages dropped ** [ 1342.214216][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1342.214737][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.215040][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.215365][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1342.215856][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.215884][ T32] r4:00000001 [ 1342.215910][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.215976][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.216114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.216220][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.216264][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.216322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.216357][ T32] r4:849b9d40 [ 1342.216492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.216533][ T32] INFO: task kworker/0:335:5497 blocked for more than 468 seconds. [ 1342.216620][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.216669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.216694][ T32] task:kworker/0:335 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.216803][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.216939][ T32] Call trace: [ 1342.217069][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.217162][ T32] r10:8291a684 r9:ebb09d84 r8:00000002 r7:60000113 r6:ebb09d8c r5:855de000 [ 1342.217222][ T32] r4:855de000 [ 1342.217301][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.217431][ T32] r5:855de000 r4:8291a680 [ 1342.217461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.217529][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.217583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1342.217662][ T32] r4:00000000 [ 1342.217687][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.217749][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.217787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.217829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84797f00 [ 1342.217875][ T32] r4:00000000 [ 1342.217899][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.217951][ T32] r9:83018005 r8:855de000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1342.217973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.218015][ T32] r5:00001000 r4:eb5ad000 [ 1342.218129][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.218265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.232621][ T32] r5:855aeb8c r4:855ae800 [ 1342.232671][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.232770][ T32] r7:dddced80 r6:83018000 r5:855aeb8c r4:8545cf80 [ 1342.232848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.232915][ T32] r10:61c88647 r9:855de000 r8:8545cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.232943][ T32] r4:8545cf80 [ 1342.232964][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.233094][ T32] r10:00000000 r9:8545cf80 r8:80287e08 r7:eb961e60 r6:8561bf80 r5:855de000 [ 1342.233123][ T32] r4:00000001 [ 1342.233165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.233237][ T32] Exception stack(0xebb09fb0 to 0xebb09ff8) [ 1342.233280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.233372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.234137][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.235337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1342.236170][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1342.236544][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 4 printk messages dropped ** [ 1342.236769][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.237285][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.237690][ T32] r5:855dec00 r4:8291a680 ** 5 printk messages dropped ** [ 1342.238009][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.259425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.259685][ T32] r7:dddced80 r6:83018000 r5:855aef8c r4:8561bd80 ** 4 printk messages dropped ** [ 1342.260057][ T32] r10:00000000 r9:8561bd80 r8:80287e08 r7:eb961e60 r6:85686100 r5:855dec00 ** 9 printk messages dropped ** [ 1342.261607][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.262782][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.263255][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.263767][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1342.264395][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1342.264809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.265518][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1342.266349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.267025][ T32] r5:855af78c r4:855af400 [ 1342.267074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.267457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1342.267664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.267742][ T32] Exception stack(0xebb1dfb0 to 0xebb1dff8) [ 1342.267799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.267861][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.267962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.268038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.268089][ T32] r4:85688280 [ 1342.304607][ T32] INFO: task kworker/0:337:5501 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.304948][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.305143][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.305290][ T32] Call trace: [ 1342.305377][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.305577][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.305643][ T32] r4:00000000 [ 1342.305748][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.305838][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.305903][ T32] 5d20: a51f4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.305996][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.306062][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.306116][ T32] r5:800b0013 r4:80239bb0 [ 1342.306157][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.306249][ T32] r4:82ac21e4 [ 1342.306295][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.306384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.306431][ T32] r4:e0585dc0 [ 1342.306476][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.306564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.306637][ T32] r4:00000000 [ 1342.306690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.306787][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.306914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.307032][ T32] r5:00001000 r4:dfbdd000 [ 1342.307082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.307165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.307250][ T32] r5:84be838c r4:84be8000 [ 1342.307315][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.307419][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.307471][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.307567][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.307618][ T32] r4:848ec200 [ 1342.307664][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.307756][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.307805][ T32] r4:00000001 [ 1342.307847][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.307952][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.308027][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.308106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.308175][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.308303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.312239][ T32] r4:849b9d40 [ 1342.312340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.312437][ T32] INFO: task kworker/0:338:5502 blocked for more than 468 seconds. [ 1342.312539][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.312601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.312666][ T32] task:kworker/0:338 state:D stack:0 pid:5502 tgid:5502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.312826][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.312950][ T32] Call trace: [ 1342.313035][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.313144][ T32] r10:8291a684 r9:eba91d84 r8:00000002 r7:60000113 r6:eba91d8c r5:855d9800 [ 1342.313195][ T32] r4:855d9800 [ 1342.313245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.313353][ T32] r5:855d9800 r4:8291a680 [ 1342.313405][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.313549][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.313651][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba91e08 [ 1342.313704][ T32] r4:00000000 [ 1342.313747][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.313819][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.313900][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.313998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85688380 [ 1342.314107][ T32] r4:00000000 [ 1342.314163][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.314282][ T32] r9:83018005 r8:855d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1342.314337][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.314424][ T32] r5:00001000 r4:eb74d000 ** 2 printk messages dropped ** [ 1342.314643][ T32] r5:855afb8c r4:855af800 [ 1342.314713][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1342.314892][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.315644][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.317262][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1342.318009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1342.339548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.340054][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.340363][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.340846][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.341331][ T32] r5:84a80000 r4:8291a680 ** 1 printk messages dropped ** [ 1342.341457][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.341553][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb25e08 [ 1342.341642][ T32] r4:00000000 [ 1342.341702][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.341777][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.341866][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.341958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856884c0 [ 1342.342009][ T32] r4:00000000 [ 1342.342052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.342140][ T32] r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.342202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.342295][ T32] r5:00001000 r4:eb76f000 [ 1342.342342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.342418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.342503][ T32] r5:855aff8c r4:855afc00 [ 1342.342530][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.342580][ T32] r7:dddced80 r6:83018000 r5:855aff8c r4:85686280 [ 1342.342615][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.342711][ T32] r10:61c88647 r9:84a80000 r8:856862ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.342781][ T32] r4:85686280 [ 1342.342808][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.342944][ T32] r10:00000000 r9:85686280 r8:80287e08 r7:eba91e60 r6:85686380 r5:84a80000 [ 1342.343053][ T32] r4:00000001 [ 1342.343102][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.343180][ T32] Exception stack(0xebb25fb0 to 0xebb25ff8) [ 1342.343300][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.343365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.343423][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.343487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.343549][ T32] r4:85688140 [ 1342.344433][ T32] INFO: task kworker/0:339:5504 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.344511][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.344637][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.344773][ T32] Call trace: [ 1342.344839][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.344942][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.345053][ T32] r4:00000000 [ 1342.345129][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.345222][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.345285][ T32] 5d20: a52ab000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.345345][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.345396][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.345452][ T32] r5:800b0013 r4:80239bb0 [ 1342.345492][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.345563][ T32] r4:82ac21e4 [ 1342.345603][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.345695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.345782][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1342.346015][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.346521][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1342.347042][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1342.347509][ T32] r4:849b9d40 ** 4 printk messages dropped ** [ 1342.347863][ T32] task:kworker/0:340 state:D stack:0 pid:5506 tgid:5506 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.371960][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.372624][ T32] r5:855b438c r4:855b4000 [ 1342.372648][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.372961][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.373476][ T32] r4:85688400 ** 5 printk messages dropped ** [ 1342.374668][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 6 printk messages dropped ** [ 1342.375294][ T32] r5:800b0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1342.375836][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.376163][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.376683][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.376837][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.377340][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1342.377731][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1342.378181][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.404101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.404315][ T32] r5:855b4f8c r4:855b4c00 [ 1342.404366][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.404476][ T32] r7:dddced80 r6:83018000 r5:855b4f8c r4:85686480 [ 1342.404536][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.404646][ T32] r10:61c88647 r9:84a82400 r8:856864ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.404731][ T32] r4:85686480 [ 1342.404792][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.404920][ T32] r10:00000000 r9:85686480 r8:80287e08 r7:ebb29e60 r6:85686600 r5:84a82400 [ 1342.404982][ T32] r4:00000001 [ 1342.405035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.405117][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1342.405184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.405253][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.405316][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.405386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.405474][ T32] r4:856886c0 [ 1342.406415][ T32] INFO: task kworker/0:341:5508 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.406540][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.406732][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.406915][ T32] Call trace: [ 1342.407005][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.407124][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.407181][ T32] r4:00000000 [ 1342.407231][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.407344][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.407447][ T32] 5d20: a56ce000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.407527][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.407591][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.407679][ T32] r5:800b0013 r4:80239bb0 [ 1342.407737][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.407842][ T32] r4:82ac21e4 [ 1342.407915][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.408040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.408117][ T32] r4:e0585dc0 [ 1342.408173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.422436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.422662][ T32] r4:00000000 [ 1342.422704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.422834][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.422879][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.422939][ T32] r5:00001000 r4:dfbdd000 [ 1342.423000][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.423048][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.423176][ T32] r5:84be838c r4:84be8000 [ 1342.423242][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.423325][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.423408][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.423461][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.423484][ T32] r4:848ec200 [ 1342.423512][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.423561][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.423584][ T32] r4:00000001 [ 1342.423604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.423674][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.423746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.423781][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.423808][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.423846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.423899][ T32] r4:849b9d40 [ 1342.423955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.424008][ T32] INFO: task kworker/0:342:5509 blocked for more than 468 seconds. [ 1342.424076][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.424134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.424165][ T32] task:kworker/0:342 state:D stack:0 pid:5509 tgid:5509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.424287][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.424342][ T32] Call trace: [ 1342.424377][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.424522][ T32] r5:84a83000 r4:8291a680 ** 5 printk messages dropped ** [ 1342.424919][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.425560][ T32] r5:855b478c r4:855b4400 [ 1342.425602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.425850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.426188][ T32] r4:856886c0 ** 2 printk messages dropped ** [ 1342.426959][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.427027][ T32] Call trace: [ 1342.427063][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.427118][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.427144][ T32] r4:00000000 [ 1342.427197][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.427276][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.427339][ T32] 5d20: a5853000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.427375][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.427431][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.427542][ T32] r5:800b0013 r4:80239bb0 [ 1342.427568][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.427614][ T32] r4:82ac21e4 [ 1342.427663][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.427880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.427912][ T32] r4:e0585dc0 [ 1342.427937][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.428010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.428038][ T32] r4:00000000 [ 1342.428087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.428139][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.428164][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.428259][ T32] r5:00001000 r4:dfbdd000 ** 2 printk messages dropped ** [ 1342.447376][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1342.447727][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1342.448071][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1342.451330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1342.451834][ T32] r5:84a83c00 r4:8291a680 ** 6 printk messages dropped ** [ 1342.452253][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.452854][ T32] r5:855b4b8c r4:855b4800 [ 1342.452881][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.453053][ T32] r10:61c88647 r9:84a83c00 r8:856866ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.453369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.454297][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.454758][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1342.455169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1342.455857][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.456140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.456699][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.457122][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.457310][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.457575][ T32] r5:855b578c r4:855b5400 [ 1342.457598][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.457720][ T32] r10:61c88647 r9:84a84800 r8:8568682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.457744][ T32] r4:85686800 [ 1342.457778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.457865][ T32] r10:00000000 r9:85686800 r8:80287e08 r7:ebb2de60 r6:85686900 r5:84a84800 [ 1342.457919][ T32] r4:00000001 [ 1342.457970][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.458016][ T32] Exception stack(0xebb35fb0 to 0xebb35ff8) [ 1342.458045][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.458076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.458105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.458140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.458191][ T32] r4:85688d80 [ 1342.479328][ T32] INFO: task kworker/0:344:5513 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.479545][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.479720][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.479801][ T32] Call trace: [ 1342.480002][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.480109][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.480144][ T32] r4:00000000 [ 1342.480170][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.480248][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.480318][ T32] 5d20: a5d2b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.480385][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.480462][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.480524][ T32] r5:800b0013 r4:80239bb0 [ 1342.480577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.480701][ T32] r4:82ac21e4 [ 1342.480739][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.480834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.480894][ T32] r4:e0585dc0 [ 1342.480947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.481059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.481120][ T32] r4:00000000 [ 1342.481172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.481312][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.481376][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.481521][ T32] r5:00001000 r4:dfbdd000 [ 1342.481637][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.481773][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.481836][ T32] r5:84be838c r4:84be8000 [ 1342.481892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.481952][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.482033][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.482093][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.482116][ T32] r4:848ec200 [ 1342.482135][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.482181][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.482204][ T32] r4:00000001 [ 1342.482273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.482344][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.482390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.482505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.482536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.482624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.482692][ T32] r4:849b9d40 [ 1342.482722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.482757][ T32] INFO: task kworker/0:345:5516 blocked for more than 468 seconds. [ 1342.482795][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.482978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.483021][ T32] task:kworker/0:345 state:D stack:0 pid:5516 tgid:5516 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1342.483451][ T32] r10:8291a684 r9:ebb41d84 r8:00000002 r7:60000013 r6:ebb41d8c r5:84a85400 ** 10 printk messages dropped ** [ 1342.483921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85688f40 ** 7 printk messages dropped ** [ 1342.484233][ T32] r5:855b538c r4:855b5000 [ 1342.484255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.484302][ T32] r7:dddced80 r6:83018000 r5:855b538c r4:85686700 ** 3 printk messages dropped ** [ 1342.484445][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.484876][ T32] r4:85688f80 ** 5 printk messages dropped ** [ 1342.485832][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1342.486117][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1342.486376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1342.486944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.487344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1342.487987][ T32] r10:8291a684 r9:ebb3dd84 r8:00000002 r7:60000113 r6:ebb3dd8c r5:84a86c00 ** 9 printk messages dropped ** [ 1342.523301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.524028][ T32] r5:855b5b8c r4:855b5800 ** 1 printk messages dropped ** [ 1342.524139][ T32] r7:dddced80 r6:83018000 r5:855b5b8c r4:85686980 ** 6 printk messages dropped ** [ 1342.524422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.525388][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.525846][ T32] r5:800b0013 r4:80239bb0 ** 7 printk messages dropped ** [ 1342.526152][ T32] r4:00000000 [ 1342.526172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.526261][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.526289][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.526467][ T32] r5:00001000 r4:dfbdd000 [ 1342.526642][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.526723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.527020][ T32] r5:84be838c r4:84be8000 [ 1342.527047][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.527126][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.527241][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.527296][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.527349][ T32] r4:848ec200 [ 1342.527375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.527424][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.527447][ T32] r4:00000001 [ 1342.527467][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.527503][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.527534][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.527612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.527649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.527680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.527704][ T32] r4:849b9d40 [ 1342.527725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.527776][ T32] INFO: task kworker/0:347:5521 blocked for more than 469 seconds. [ 1342.527819][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.527847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.527868][ T32] task:kworker/0:347 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.528102][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.528157][ T32] Call trace: [ 1342.528189][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.536663][ T32] r10:8291a684 r9:ebb45d84 r8:00000002 r7:60000013 r6:ebb45d8c r5:84a86000 [ 1342.536821][ T32] r4:84a86000 [ 1342.536850][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.536928][ T32] r5:84a86000 r4:8291a680 [ 1342.536951][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.536993][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.537038][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1342.537080][ T32] r4:00000000 [ 1342.537133][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.537254][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.537338][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.537433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856954c0 [ 1342.537461][ T32] r4:00000000 [ 1342.537483][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.537532][ T32] r9:83018005 r8:84a86000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1342.537556][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.537602][ T32] r5:00001000 r4:eb9b1000 [ 1342.537645][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.537697][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.537744][ T32] r5:855b638c r4:855b6000 [ 1342.537765][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.537813][ T32] r7:dddced80 r6:83018000 r5:855b638c r4:85686a80 [ 1342.537834][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.537881][ T32] r10:61c88647 r9:84a86000 r8:85686aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.537905][ T32] r4:85686a80 [ 1342.537924][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.537970][ T32] r10:00000000 r9:85686a80 r8:80287e08 r7:ebb3de60 r6:85686c00 r5:84a86000 [ 1342.537993][ T32] r4:00000001 [ 1342.538013][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.538080][ T32] Exception stack(0xebb45fb0 to 0xebb45ff8) [ 1342.538146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.538179][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.538206][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.538323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.538807][ T32] r4:85695100 [ 1342.539409][ T32] INFO: task kworker/0:347:5521 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.539452][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.539568][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.539626][ T32] Call trace: [ 1342.539678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.539743][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.539768][ T32] r4:00000000 [ 1342.539815][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.539884][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.539917][ T32] 5d20: a6314000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.539953][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.540006][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.540053][ T32] r5:800b0013 r4:80239bb0 [ 1342.540104][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.540152][ T32] r4:82ac21e4 [ 1342.540173][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1342.540240][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1342.540481][ T32] r5:00001000 r4:dfbdd000 ** 5 printk messages dropped ** [ 1342.540844][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.541262][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.541923][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.542559][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.543054][ T32] r9:83018005 r8:84a81800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 4 printk messages dropped ** [ 1342.543332][ T32] r5:855b5f8c r4:855b5c00 ** 3 printk messages dropped ** [ 1342.543464][ T32] r10:61c88647 r9:84a81800 r8:85686b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1342.543811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.544999][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1342.545512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1342.545980][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1342.546321][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.546586][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.547041][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1342.547318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.547359][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb49e08 [ 1342.547384][ T32] r4:00000000 [ 1342.547418][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.547470][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.547509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.547549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695600 [ 1342.547572][ T32] r4:00000000 [ 1342.547608][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.547656][ T32] r9:83018005 r8:855da400 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1342.547700][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.547771][ T32] r5:00001000 r4:eb9bd000 [ 1342.547809][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.547864][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.547910][ T32] r5:855b678c r4:855b6400 [ 1342.547932][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.547990][ T32] r7:dddced80 r6:83018000 r5:855b678c r4:85686c80 [ 1342.548027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.548094][ T32] r10:61c88647 r9:855da400 r8:85686cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.548121][ T32] r4:85686c80 [ 1342.548141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.548185][ T32] r10:00000000 r9:85686c80 r8:80287e08 r7:ebb45e60 r6:85686d80 r5:855da400 [ 1342.548345][ T32] r4:00000001 [ 1342.579047][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.579160][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) [ 1342.579204][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.579272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.579354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.579582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.579821][ T32] r4:85695480 [ 1342.580374][ T32] INFO: task kworker/0:349:5525 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.580419][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.580688][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.580750][ T32] Call trace: [ 1342.580935][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.580996][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.581053][ T32] r4:00000000 [ 1342.581077][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.581119][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.581173][ T32] 5d20: a68ed000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.581242][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.581271][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.581298][ T32] r5:800b0013 r4:80239bb0 [ 1342.581372][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.581421][ T32] r4:82ac21e4 [ 1342.581444][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.581487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.581510][ T32] r4:e0585dc0 [ 1342.581530][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.581572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.581595][ T32] r4:00000000 [ 1342.581615][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.581670][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.581694][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.581737][ T32] r5:00001000 r4:dfbdd000 [ 1342.581760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.581800][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.581901][ T32] r5:84be838c r4:84be8000 [ 1342.582014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.582076][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.582218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.582682][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.583106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.583523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1342.584215][ T32] r5:855e8000 r4:8291a680 ** 6 printk messages dropped ** [ 1342.584587][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1342.585157][ T32] r5:855b6b8c r4:855b6800 [ 1342.585214][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.585550][ T32] r4:85686e00 ** 3 printk messages dropped ** [ 1342.585937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1342.588242][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 13 printk messages dropped ** [ 1342.613550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1342.614440][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1342.615167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.615736][ T32] r10:8291a684 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:855e8c00 ** 9 printk messages dropped ** [ 1342.616293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1342.616626][ T32] r9:83018005 r8:855e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1342.616665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.616709][ T32] r5:00001000 r4:eb9db000 [ 1342.616731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.616789][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.616864][ T32] r5:855b6f8c r4:855b6c00 [ 1342.616887][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.616933][ T32] r7:dddced80 r6:83018000 r5:855b6f8c r4:855f8f80 [ 1342.616977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.617032][ T32] r10:61c88647 r9:855e8c00 r8:855f8fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.617056][ T32] r4:855f8f80 [ 1342.617088][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.617230][ T32] r10:00000000 r9:855f8f80 r8:80287e08 r7:ebb51e60 r6:85686e80 r5:855e8c00 [ 1342.617284][ T32] r4:00000001 [ 1342.617545][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.617592][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1342.617621][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.617653][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.617685][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.617715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.617867][ T32] r4:85695880 [ 1342.639246][ T32] INFO: task kworker/0:351:5529 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.639471][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.639708][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.639794][ T32] Call trace: [ 1342.639946][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.640021][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.640130][ T32] r4:00000000 [ 1342.640240][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.640345][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.640549][ T32] 5d20: a6f3e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.640587][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.640664][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.640697][ T32] r5:800b0013 r4:80239bb0 [ 1342.640882][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.641089][ T32] r4:82ac21e4 [ 1342.641123][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.641200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.641312][ T32] r4:e0585dc0 [ 1342.641337][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.641437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.641550][ T32] r4:00000000 [ 1342.641574][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.641667][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.641697][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.641773][ T32] r5:00001000 r4:dfbdd000 [ 1342.641912][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.641959][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.642004][ T32] r5:84be838c r4:84be8000 [ 1342.642025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.642154][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.642182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.642281][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.642400][ T32] r4:848ec200 [ 1342.642426][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.642516][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.642573][ T32] r4:00000001 [ 1342.642598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.642767][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.642849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.642915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.642949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.642983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.643005][ T32] r4:849b9d40 [ 1342.643083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.643177][ T32] INFO: task kworker/0:352:5531 blocked for more than 469 seconds. [ 1342.643219][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.643248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.643270][ T32] task:kworker/0:352 state:D stack:0 pid:5531 tgid:5531 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.643444][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.643536][ T32] Call trace: [ 1342.643658][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.643727][ T32] r10:8291a684 r9:ebb59d84 r8:00000002 r7:60000113 r6:ebb59d8c r5:855e9800 [ 1342.643752][ T32] r4:855e9800 [ 1342.643789][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.643835][ T32] r5:855e9800 r4:8291a680 [ 1342.643857][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.643902][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.643992][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1342.644019][ T32] r4:00000000 [ 1342.644039][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.644158][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.644197][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.644276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856959c0 [ 1342.644386][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.644458][ T32] r9:83018005 r8:855e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 4 printk messages dropped ** [ 1342.644671][ T32] r5:855b738c r4:855b7000 ** 4 printk messages dropped ** [ 1342.645000][ T32] r4:8569c080 ** 6 printk messages dropped ** [ 1342.645465][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.646415][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.647160][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1342.647830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 5 printk messages dropped ** [ 1342.648054][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.679194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.679448][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1342.679601][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.679888][ T32] r4:849b9d40 ** 2 printk messages dropped ** [ 1342.680060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 4 printk messages dropped ** [ 1342.680651][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.681360][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.681723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695f80 ** 4 printk messages dropped ** [ 1342.682133][ T32] r5:00001000 r4:ebb6f000 ** 2 printk messages dropped ** [ 1342.682274][ T32] r5:855b7f8c r4:855b7c00 [ 1342.682295][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.682371][ T32] r7:dddced80 r6:83018000 r5:855b7f8c r4:8569c000 [ 1342.682422][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.682473][ T32] r10:61c88647 r9:855ea400 r8:8569c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.682495][ T32] r4:8569c000 [ 1342.682514][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.682559][ T32] r10:00000000 r9:8569c000 r8:80287e08 r7:ebb59e60 r6:8569c280 r5:855ea400 [ 1342.682583][ T32] r4:00000001 [ 1342.682608][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.682644][ T32] Exception stack(0xebb5dfb0 to 0xebb5dff8) [ 1342.682681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.682710][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.682736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.682764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.682786][ T32] r4:85695a00 [ 1342.683392][ T32] INFO: task kworker/0:353:5534 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.683439][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.683503][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.683559][ T32] Call trace: [ 1342.683648][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.683747][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.683776][ T32] r4:00000000 [ 1342.683808][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.683881][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.683914][ T32] 5d20: a732c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.683945][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.683977][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.684014][ T32] r5:800b0013 r4:80239bb0 [ 1342.684037][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.684080][ T32] r4:82ac21e4 [ 1342.684157][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.684232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.684276][ T32] r4:e0585dc0 [ 1342.684354][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.684454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.684481][ T32] r4:00000000 [ 1342.684529][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.684588][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.684612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.684756][ T32] r5:00001000 r4:dfbdd000 [ 1342.684812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.684886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.684933][ T32] r5:84be838c r4:84be8000 [ 1342.684981][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.685033][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.685059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.685107][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.685158][ T32] r4:848ec200 [ 1342.685183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.685275][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.685303][ T32] r4:00000001 [ 1342.685336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.685385][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.685417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.685480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.685512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.685597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.685663][ T32] r4:849b9d40 [ 1342.685692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.685748][ T32] INFO: task kworker/0:354:5535 blocked for more than 469 seconds. [ 1342.685784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.685874][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.685947][ T32] task:kworker/0:354 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.686388][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.686455][ T32] Call trace: [ 1342.686488][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.686563][ T32] r10:8291a684 r9:ebb61d84 r8:00000002 r7:60000013 r6:ebb61d8c r5:855eb000 [ 1342.686590][ T32] r4:855eb000 [ 1342.686611][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.686672][ T32] r5:855eb000 r4:8291a680 [ 1342.686695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.686761][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.686811][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb61e08 [ 1342.686891][ T32] r4:00000000 [ 1342.686919][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.686985][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.687026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.687095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85695c00 [ 1342.687122][ T32] r4:00000000 [ 1342.687167][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.687479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.687622][ T32] r7:dddced80 r6:83018000 r5:855b778c r4:8569c100 ** 5 printk messages dropped ** [ 1342.687887][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.688331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1342.720697][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1342.721146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1342.721737][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1342.722056][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1342.722500][ T32] INFO: task kworker/0:355:5537 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.722895][ T32] r5:855ebc00 r4:8291a680 ** 3 printk messages dropped ** [ 1342.723089][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.723292][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.723461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.723846][ T32] r10:00000000 r9:8569c200 r8:80287e08 r7:ebb5de60 r6:8569c300 r5:855ebc00 ** 9 printk messages dropped ** [ 1342.724433][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.724492][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.724542][ T32] Call trace: [ 1342.724575][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.724626][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.724649][ T32] r4:00000000 [ 1342.724705][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.724751][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.724779][ T32] 5d20: a76f4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.724811][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.724835][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.724858][ T32] r5:800b0013 r4:80239bb0 [ 1342.724878][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.724918][ T32] r4:82ac21e4 [ 1342.724937][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.725147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.725182][ T32] r4:e0585dc0 [ 1342.725286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.725332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.725404][ T32] r4:00000000 [ 1342.725458][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.725540][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.725568][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.725617][ T32] r5:00001000 r4:dfbdd000 [ 1342.725695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.725805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.725854][ T32] r5:84be838c r4:84be8000 [ 1342.725913][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.725968][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.726019][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.726073][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.726097][ T32] r4:848ec200 [ 1342.726116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.726162][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.726186][ T32] r4:00000001 [ 1342.726207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.726280][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.726312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.726344][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.726370][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.726421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.726448][ T32] r4:849b9d40 [ 1342.726469][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.726529][ T32] INFO: task kworker/0:356:5539 blocked for more than 469 seconds. [ 1342.726562][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.726590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.726612][ T32] task:kworker/0:356 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.726705][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.726845][ T32] Call trace: [ 1342.726898][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.726949][ T32] r10:8291a684 r9:ebb4dd84 r8:00000002 r7:60000013 r6:ebb4dd8c r5:855ed400 [ 1342.726973][ T32] r4:855ed400 [ 1342.726993][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.727035][ T32] r5:855ed400 r4:8291a680 [ 1342.727070][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.727112][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1342.727422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1342.727663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.727712][ T32] r5:856b438c r4:856b4000 ** 1 printk messages dropped ** [ 1342.727844][ T32] r7:dddced80 r6:83018000 r5:856b438c r4:8569c400 ** 4 printk messages dropped ** [ 1342.728062][ T32] r10:00000000 r9:8569c400 r8:80287e08 r7:ebb5de60 r6:8569c500 r5:855ed400 ** 6 printk messages dropped ** [ 1342.740757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1342.741862][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1342.742357][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1342.742556][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.742871][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.743330][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.743503][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.743908][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.744252][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1342.744838][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.745111][ T32] r7:dddced80 r6:83018000 r5:856b4b8c r4:8569c580 ** 3 printk messages dropped ** [ 1342.745257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1342.746074][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.746840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1342.747365][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1342.747534][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.747612][ T32] r4:848ec200 [ 1342.747635][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.747690][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.747715][ T32] r4:00000001 [ 1342.747735][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.747773][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.747799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.747827][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.747853][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.747881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.747904][ T32] r4:849b9d40 [ 1342.747924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.747950][ T32] INFO: task kworker/1:845:5543 blocked for more than 469 seconds. [ 1342.747978][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.748029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.748053][ T32] task:kworker/1:845 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.748101][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.748142][ T32] Call trace: [ 1342.770933][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.771082][ T32] r10:8291a684 r9:ebb95d84 r8:00000002 r7:60000113 r6:ebb95d8c r5:84298c00 [ 1342.771117][ T32] r4:84298c00 [ 1342.771141][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.771260][ T32] r5:84298c00 r4:8291a680 [ 1342.771296][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.771338][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.771463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb95e08 [ 1342.771491][ T32] r4:00000000 [ 1342.771511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.771548][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.771614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.771667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ad040 [ 1342.771698][ T32] r4:00000000 [ 1342.771722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.771838][ T32] r9:83018205 r8:84298c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1342.771874][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.771925][ T32] r5:00001000 r4:ebb85000 [ 1342.771945][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.772031][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.772080][ T32] r5:8553db8c r4:8553d800 [ 1342.772102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.772178][ T32] r7:ddde2d80 r6:83018200 r5:8553db8c r4:8562ba00 [ 1342.772229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.772291][ T32] r10:61c88647 r9:84298c00 r8:8562ba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.772315][ T32] r4:8562ba00 [ 1342.772363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.772448][ T32] r10:00000000 r9:8562ba00 r8:80287e08 r7:eba61e60 r6:8569c600 r5:84298c00 [ 1342.772475][ T32] r4:00000001 [ 1342.772496][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.772536][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 1342.772594][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.772635][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.772671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.772702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.772723][ T32] r4:856ad080 [ 1342.773289][ T32] INFO: task kworker/1:845:5543 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.773333][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.773431][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.773545][ T32] Call trace: [ 1342.773578][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.773667][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.773715][ T32] r4:00000000 [ 1342.773812][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.773913][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.774028][ T32] 5d20: a7a4f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.774069][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.774098][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.774215][ T32] r5:800b0013 r4:80239bb0 [ 1342.774270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.774322][ T32] r4:82ac21e4 [ 1342.774452][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.774516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1342.774907][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1342.775079][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1342.775389][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1342.775650][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1342.776259][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.777169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.777724][ T32] r5:00001000 r4:ebb9b000 ** 1 printk messages dropped ** [ 1342.777807][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.778054][ T32] r10:61c88647 r9:84299800 r8:8569c6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.797320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1342.813139][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1342.813629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1342.814120][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1342.814464][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.814682][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.815058][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.815464][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.815838][ T32] r4:00000000 [ 1342.815863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.815909][ T32] r9:83018005 r8:856bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1342.815932][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.815974][ T32] r5:00001000 r4:ebbb1000 [ 1342.815995][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.816033][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.816110][ T32] r5:856b538c r4:856b5000 [ 1342.816134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.816241][ T32] r7:dddced80 r6:83018000 r5:856b538c r4:8569c780 [ 1342.816298][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.816387][ T32] r10:61c88647 r9:856bec00 r8:8569c7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.816416][ T32] r4:8569c780 [ 1342.816458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.816508][ T32] r10:00000000 r9:8569c780 r8:80287e08 r7:ebb79e60 r6:8562ba80 r5:856bec00 [ 1342.816531][ T32] r4:00000001 [ 1342.816551][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.816587][ T32] Exception stack(0xebb6dfb0 to 0xebb6dff8) [ 1342.816639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.816707][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.816806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.816874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.816900][ T32] r4:856a6340 [ 1342.817542][ T32] INFO: task kworker/0:359:5547 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.817585][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.817680][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.817812][ T32] Call trace: [ 1342.817845][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.817928][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.817982][ T32] r4:00000000 [ 1342.818008][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.818055][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.818096][ T32] 5d20: a7ee6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.818147][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.818271][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.826125][ T32] r5:800b0013 r4:80239bb0 [ 1342.826183][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.826360][ T32] r4:82ac21e4 [ 1342.826398][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.826447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.826554][ T32] r4:e0585dc0 [ 1342.826615][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.826669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.826721][ T32] r4:00000000 [ 1342.826850][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.826907][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.826984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.827048][ T32] r5:00001000 r4:dfbdd000 [ 1342.827075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.827144][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.827245][ T32] r5:84be838c r4:84be8000 [ 1342.827297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.827351][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.827428][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.827482][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.827511][ T32] r4:848ec200 [ 1342.827533][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.827608][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.827671][ T32] r4:00000001 [ 1342.827722][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.827766][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.827797][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.827829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.827856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.827886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.827909][ T32] r4:849b9d40 [ 1342.827960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.828000][ T32] INFO: task kworker/1:846:5548 blocked for more than 469 seconds. [ 1342.828092][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.828242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.842477][ T32] task:kworker/1:846 state:D stack:0 pid:5548 tgid:5548 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.842595][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.842726][ T32] Call trace: [ 1342.842863][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.842933][ T32] r10:8291a684 r9:ebb89d84 r8:00000002 r7:60000113 r6:ebb89d8c r5:856bd400 [ 1342.843073][ T32] r4:856bd400 ** 2 printk messages dropped ** [ 1342.843169][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.843573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856adb40 ** 6 printk messages dropped ** [ 1342.843945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.844288][ T32] r4:8562bb00 ** 4 printk messages dropped ** [ 1342.844570][ T32] Exception stack(0xebb89fb0 to 0xebb89ff8) ** 6 printk messages dropped ** [ 1342.845445][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.846263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1342.847091][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 8 printk messages dropped ** [ 1342.847847][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.848024][ T32] r4:849b9d40 [ 1342.848072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.848277][ T32] INFO: task kworker/0:360:5550 blocked for more than 469 seconds. [ 1342.857147][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.857291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.857390][ T32] task:kworker/0:360 state:D stack:0 pid:5550 tgid:5550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.857477][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.857577][ T32] Call trace: [ 1342.857654][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.857754][ T32] r10:8291a684 r9:ebba9d84 r8:00000002 r7:60000013 r6:ebba9d8c r5:856bbc00 [ 1342.857838][ T32] r4:856bbc00 [ 1342.857891][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.857941][ T32] r5:856bbc00 r4:8291a680 [ 1342.857979][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.858159][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.858208][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba9e08 [ 1342.858231][ T32] r4:00000000 [ 1342.858252][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.872381][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.872593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.872657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a6880 [ 1342.872699][ T32] r4:00000000 [ 1342.872744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.872798][ T32] r9:83018005 r8:856bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1342.872875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.872955][ T32] r5:00001000 r4:ebbab000 [ 1342.873006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.873051][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.873098][ T32] r5:856b4f8c r4:856b4c00 [ 1342.873145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.873198][ T32] r7:dddced80 r6:83018000 r5:856b4f8c r4:8569c900 [ 1342.873247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.873325][ T32] r10:61c88647 r9:856bbc00 r8:8569c92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.873405][ T32] r4:8569c900 [ 1342.873501][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.873553][ T32] r10:00000000 r9:8569c900 r8:80287e08 r7:ebb6de60 r6:8562bc00 r5:856bbc00 [ 1342.873576][ T32] r4:00000001 [ 1342.873639][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.873716][ T32] Exception stack(0xebba9fb0 to 0xebba9ff8) [ 1342.873754][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.873813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.873871][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.873932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.873961][ T32] r4:856a6380 [ 1342.874506][ T32] INFO: task kworker/0:360:5550 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.874549][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.874795][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.874881][ T32] Call trace: [ 1342.875074][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.875140][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.875247][ T32] r4:00000000 [ 1342.875271][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.875368][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.875404][ T32] 5d20: a86c8000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.875437][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 2 printk messages dropped ** [ 1342.875545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1342.876052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.876400][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1342.876778][ T32] INFO: task kworker/0:361:5553 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1342.877180][ T32] r10:8291a684 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:856c0000 ** 9 printk messages dropped ** [ 1342.877656][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1342.877948][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.878126][ T32] r10:61c88647 r9:856c0000 r8:8569c9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1342.887145][ T32] r4:856a6940 ** 1 printk messages dropped ** [ 1342.887780][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.887858][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.887932][ T32] Call trace: [ 1342.887972][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.888057][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.888086][ T32] r4:00000000 [ 1342.888107][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.888147][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.888193][ T32] 5d20: a86c8000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.888228][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.888257][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.899027][ T32] r5:800b0013 r4:80239bb0 [ 1342.899173][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.899256][ T32] r4:82ac21e4 [ 1342.899350][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.899404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.899431][ T32] r4:e0585dc0 [ 1342.899483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.899533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.899601][ T32] r4:00000000 [ 1342.899626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.899712][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.899749][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.899822][ T32] r5:00001000 r4:dfbdd000 [ 1342.899849][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.899893][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.899944][ T32] r5:84be838c r4:84be8000 [ 1342.899994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.900081][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.900108][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.900164][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.900190][ T32] r4:848ec200 [ 1342.900212][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.900294][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.900352][ T32] r4:00000001 [ 1342.900377][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.900420][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.900455][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.900488][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.900518][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.900553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1342.900730][ T32] INFO: task kworker/0:362:5556 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.901352][ T32] r5:856c2400 r4:8291a680 ** 5 printk messages dropped ** [ 1342.901588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.901971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.902013][ T32] r5:856b5b8c r4:856b5800 [ 1342.902034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.902410][ T32] r4:8569c880 ** 4 printk messages dropped ** [ 1342.902560][ T32] Exception stack(0xebbd9fb0 to 0xebbd9ff8) ** 6 printk messages dropped ** [ 1342.903417][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.904159][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1342.904648][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1342.905087][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1342.905277][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1342.905546][ T32] INFO: task kworker/0:363:5557 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1342.906044][ T32] r10:8291a684 r9:ebbddd84 r8:00000002 r7:60000113 r6:ebbddd8c r5:856c3000 ** 8 printk messages dropped ** [ 1342.906524][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.906866][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1342.907112][ T32] r10:61c88647 r9:856c3000 r8:8569c82c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1342.907423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1342.908032][ T32] Call trace: ** 4 printk messages dropped ** [ 1342.908315][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1342.931756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1342.932343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.932415][ T32] r5:84be838c r4:84be8000 [ 1342.932441][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.932492][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1342.932539][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.932596][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.932672][ T32] r4:848ec200 [ 1342.932699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.932747][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1342.932802][ T32] r4:00000001 [ 1342.932909][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.932981][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1342.933014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.933043][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.933123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.933157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.933181][ T32] r4:849b9d40 [ 1342.933206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.933341][ T32] INFO: task kworker/0:364:5560 blocked for more than 469 seconds. [ 1342.933393][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.933420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.933445][ T32] task:kworker/0:364 state:D stack:0 pid:5560 tgid:5560 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.933510][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.933571][ T32] Call trace: [ 1342.933612][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.933672][ T32] r10:8291a684 r9:ebbf5d84 r8:00000002 r7:60000113 r6:ebbf5d8c r5:856c1800 [ 1342.933699][ T32] r4:856c1800 [ 1342.933720][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.933763][ T32] r5:856c1800 r4:8291a680 [ 1342.933783][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.933824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.933865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf5e08 [ 1342.933889][ T32] r4:00000000 [ 1342.933963][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.934003][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.934294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.934503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a6d00 [ 1342.934530][ T32] r4:00000000 [ 1342.934632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.934697][ T32] r9:83018005 r8:856c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1342.934722][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.934786][ T32] r5:00001000 r4:ebbdf000 [ 1342.934811][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.934869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.934941][ T32] r5:856b5f8c r4:856b5c00 [ 1342.934964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.935010][ T32] r7:dddced80 r6:83018000 r5:856b5f8c r4:8569ca80 [ 1342.935140][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.935196][ T32] r10:61c88647 r9:856c1800 r8:8569caac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.935221][ T32] r4:8569ca80 [ 1342.935241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.935287][ T32] r10:00000000 r9:8569ca80 r8:80287e08 r7:ebbdde60 r6:8562be00 r5:856c1800 [ 1342.935328][ T32] r4:00000001 [ 1342.935358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.935395][ T32] Exception stack(0xebbf5fb0 to 0xebbf5ff8) [ 1342.935421][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.935454][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.935525][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.935557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.935579][ T32] r4:856a6c40 [ 1342.936129][ T32] INFO: task kworker/0:364:5560 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.936197][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.936564][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.936723][ T32] Call trace: [ 1342.936769][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.936835][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.936863][ T32] r4:00000000 [ 1342.936909][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.936963][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.937049][ T32] 5d20: a8d04000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.937083][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.937164][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.937193][ T32] r5:800b0013 r4:80239bb0 [ 1342.937223][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.937281][ T32] r4:82ac21e4 [ 1342.937326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.937395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.937745][ T32] r4:e0585dc0 [ 1342.937773][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.937857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1342.962452][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1342.962747][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1342.963058][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1342.963393][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.963792][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.964407][ T32] r5:00001000 r4:eb241000 ** 1 printk messages dropped ** [ 1342.964497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.964792][ T32] r4:8569cb00 ** 4 printk messages dropped ** [ 1342.965030][ T32] Exception stack(0xebbf9fb0 to 0xebbf9ff8) ** 6 printk messages dropped ** [ 1342.965765][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1342.966583][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1342.967469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.967935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1342.968279][ T32] r4:849b9d40 [ 1342.978971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.979047][ T32] INFO: task kworker/0:366:5565 blocked for more than 469 seconds. [ 1342.979089][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1342.979117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.979141][ T32] task:kworker/0:366 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.979214][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.979302][ T32] Call trace: [ 1342.979372][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1342.979494][ T32] r10:8291a684 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:856c3c00 [ 1342.979526][ T32] r4:856c3c00 [ 1342.979615][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1342.979665][ T32] r5:856c3c00 r4:8291a680 [ 1342.979695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.979737][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.979781][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1342.979804][ T32] r4:00000000 [ 1342.979823][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1342.979857][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1342.979922][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.979969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85688f00 [ 1342.980019][ T32] r4:00000000 [ 1342.980043][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.980123][ T32] r9:83018005 r8:856c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1342.980150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.980362][ T32] r5:00001000 r4:df8e3000 [ 1342.980488][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.980534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.980675][ T32] r5:856b6b8c r4:856b6800 [ 1342.980790][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.980899][ T32] r7:dddced80 r6:83018000 r5:856b6b8c r4:8569cb80 [ 1342.980952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.981013][ T32] r10:61c88647 r9:856c3c00 r8:8569cbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.981092][ T32] r4:8569cb80 [ 1342.981226][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.981303][ T32] r10:00000000 r9:8569cb80 r8:80287e08 r7:ebbdde60 r6:8562bf00 r5:856c3c00 [ 1342.981339][ T32] r4:00000001 [ 1342.981362][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.981402][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1342.981430][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.981620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.981652][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.981691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.981717][ T32] r4:85763240 [ 1342.982249][ T32] INFO: task kworker/0:366:5565 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.982289][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.982387][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.982437][ T32] Call trace: [ 1342.982469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.982619][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.982678][ T32] r4:00000000 [ 1342.982707][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.982779][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.982838][ T32] 5d20: a904d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.982884][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.982910][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.982934][ T32] r5:800b0013 r4:80239bb0 [ 1342.982956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.983000][ T32] r4:82ac21e4 [ 1342.983023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.983067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1342.983337][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1342.983650][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1342.984058][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1342.984376][ T32] INFO: task kworker/0:367:5567 blocked for more than 469 seconds. ** 7 printk messages dropped ** [ 1342.984801][ T32] r4:856c6000 ** 3 printk messages dropped ** [ 1342.985116][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1342.985420][ T32] r4:00000000 [ 1342.985446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.985517][ T32] r9:83018005 r8:856c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1342.985547][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1342.985597][ T32] r5:00001000 r4:dfacd000 [ 1342.985619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1342.985658][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.985732][ T32] r5:856b6f8c r4:856b6c00 [ 1342.985756][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1342.985803][ T32] r7:dddced80 r6:83018000 r5:856b6f8c r4:8569cc80 [ 1342.985850][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1342.985902][ T32] r10:61c88647 r9:856c6000 r8:8569ccac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.985926][ T32] r4:8569cc80 [ 1342.985974][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1342.986092][ T32] r10:00000000 r9:8569cc80 r8:80287e08 r7:ebc09e60 r6:8562bf80 r5:856c6000 [ 1342.986140][ T32] r4:00000001 [ 1342.986190][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.986229][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1342.986255][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.986309][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.986428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.986461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1342.986487][ T32] r4:85763240 [ 1342.986800][ T32] INFO: task kworker/0:367:5567 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1342.986856][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.986915][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.986992][ T32] Call trace: [ 1342.987067][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1342.987190][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1342.987218][ T32] r4:00000000 [ 1342.987299][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.987386][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1342.987415][ T32] 5d20: a904d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1342.987446][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1342.987474][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1342.987499][ T32] r5:800b0013 r4:80239bb0 [ 1342.987547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.987600][ T32] r4:82ac21e4 [ 1342.987648][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.987702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1342.987896][ T32] r4:e0585dc0 [ 1342.987996][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1342.988043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1342.988075][ T32] r4:00000000 [ 1342.988107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1342.988153][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.988314][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.022445][ T32] r5:00001000 r4:dfbdd000 [ 1343.022509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.022587][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.022662][ T32] r5:84be838c r4:84be8000 [ 1343.022753][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.023181][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1343.024029][ T32] INFO: task kworker/0:368:5568 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.024837][ T32] r5:856c0c00 r4:8291a680 ** 3 printk messages dropped ** [ 1343.025116][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.025280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763140 ** 6 printk messages dropped ** [ 1343.025908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.026050][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.026935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.026967][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.026997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.027019][ T32] r4:85763240 [ 1343.027558][ T32] INFO: task kworker/0:368:5568 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.027751][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.027906][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.027989][ T32] Call trace: [ 1343.037075][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.037194][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.037221][ T32] r4:00000000 [ 1343.037243][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.037322][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.037387][ T32] 5d20: a9624000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.037420][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.037509][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.037619][ T32] r5:800b0013 r4:80239bb0 [ 1343.037673][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.037726][ T32] r4:82ac21e4 [ 1343.037782][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.037876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.037905][ T32] r4:e0585dc0 [ 1343.037935][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.038009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.038037][ T32] r4:00000000 [ 1343.038060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.038159][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.038281][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.044032][ T32] r5:00001000 r4:dfbdd000 [ 1343.044097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.044169][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.044215][ T32] r5:84be838c r4:84be8000 [ 1343.044327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.044392][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.044439][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.044521][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.044548][ T32] r4:848ec200 [ 1343.044641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.044861][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.044918][ T32] r4:00000001 [ 1343.044946][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.045161][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.045199][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.045383][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.045416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.045454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.045498][ T32] r4:849b9d40 [ 1343.045616][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.045819][ T32] INFO: task kworker/0:369:5569 blocked for more than 469 seconds. [ 1343.045866][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.045895][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.045920][ T32] task:kworker/0:369 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.046107][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.046291][ T32] Call trace: [ 1343.046520][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.046648][ T32] r10:8291a684 r9:ebc15d84 r8:00000002 r7:60000113 r6:ebc15d8c r5:856c6c00 [ 1343.046700][ T32] r4:856c6c00 [ 1343.046723][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.046768][ T32] r5:856c6c00 r4:8291a680 [ 1343.046910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.046967][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.047015][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc15e08 [ 1343.047041][ T32] r4:00000000 [ 1343.047061][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.047175][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.047301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.047349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763600 [ 1343.047373][ T32] r4:00000000 [ 1343.047394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.047445][ T32] r9:83018005 r8:856c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 1 printk messages dropped ** [ 1343.047511][ T32] r5:00001000 r4:eb4a9000 ** 1 printk messages dropped ** [ 1343.047647][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1343.047786][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1343.048157][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1343.066954][ T32] r4:85763240 ** 6 printk messages dropped ** [ 1343.069121][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.069282][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1343.069695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1343.070098][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1343.070672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1343.070977][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1343.071294][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.071647][ T32] r4:856c5400 ** 3 printk messages dropped ** [ 1343.072028][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.072479][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1343.072560][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.072606][ T32] r5:00001000 r4:eb2bf000 [ 1343.072695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.072749][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.072800][ T32] r5:856b778c r4:856b7400 [ 1343.072908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.072963][ T32] r7:dddced80 r6:83018000 r5:856b778c r4:8569cd00 [ 1343.073029][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.073147][ T32] r10:61c88647 r9:856c5400 r8:8569cd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.073175][ T32] r4:8569cd00 [ 1343.073265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.073386][ T32] r10:00000000 r9:8569cd00 r8:80287e08 r7:ebc15e60 r6:8576b100 r5:856c5400 [ 1343.073412][ T32] r4:00000001 [ 1343.073432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.073468][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1343.073494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.073580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.073721][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.073834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.073874][ T32] r4:85763240 [ 1343.074376][ T32] INFO: task kworker/0:370:5572 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.074442][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.074564][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.074637][ T32] Call trace: [ 1343.074755][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.074842][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.074887][ T32] r4:00000000 [ 1343.074926][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.074971][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.075002][ T32] 5d20: a9888000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.075033][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.075072][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.075126][ T32] r5:800b0013 r4:80239bb0 [ 1343.075178][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.075226][ T32] r4:82ac21e4 [ 1343.075247][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.075291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.075328][ T32] r4:e0585dc0 [ 1343.075367][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.075416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.075447][ T32] r4:00000000 [ 1343.075520][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.075586][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.075612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.075655][ T32] r5:00001000 r4:dfbdd000 [ 1343.075682][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.075724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1343.076030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1343.076314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1343.076826][ T32] r4:85576000 ** 4 printk messages dropped ** [ 1343.077089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 ** 8 printk messages dropped ** [ 1343.077558][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.077673][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.077865][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.078208][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.101721][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.102471][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1343.103103][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1343.103345][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.103702][ T32] r5:00001000 r4:dfbdd000 ** 2 printk messages dropped ** [ 1343.103999][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1343.104418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.104709][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 3 printk messages dropped ** [ 1343.104951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1343.105218][ T32] task:kworker/0:371 state:D stack:0 pid:5576 tgid:5576 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.105638][ T32] r5:856c8c00 r4:8291a680 [ 1343.105658][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.105711][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.105756][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [ 1343.105800][ T32] r4:00000000 [ 1343.105824][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.105865][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.105903][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.105945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763580 [ 1343.105968][ T32] r4:00000000 [ 1343.105989][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.106116][ T32] r9:83018005 r8:856c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1343.106144][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.106189][ T32] r5:00001000 r4:eb41f000 [ 1343.106212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.106249][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.106307][ T32] r5:856b7b8c r4:856b7800 [ 1343.106331][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.106379][ T32] r7:dddced80 r6:83018000 r5:856b7b8c r4:8569cd80 [ 1343.106401][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.106476][ T32] r10:61c88647 r9:856c8c00 r8:8569cdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.106532][ T32] r4:8569cd80 [ 1343.106555][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.106601][ T32] r10:00000000 r9:8569cd80 r8:80287e08 r7:ebc15e60 r6:8576b280 r5:856c8c00 [ 1343.106623][ T32] r4:00000001 [ 1343.106641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.106681][ T32] Exception stack(0xebc1dfb0 to 0xebc1dff8) [ 1343.106708][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.106737][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.106765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.106801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.106860][ T32] r4:85763400 [ 1343.107210][ T32] INFO: task kworker/0:371:5576 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.107302][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.107373][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.107420][ T32] Call trace: [ 1343.107453][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.107505][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.107530][ T32] r4:00000000 [ 1343.107550][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.107617][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.107650][ T32] 5d20: a9bfd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.107712][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.107744][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.107796][ T32] r5:800b0013 r4:80239bb0 [ 1343.107821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.107866][ T32] r4:82ac21e4 [ 1343.107900][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.107959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.108016][ T32] r4:e0585dc0 [ 1343.108101][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.108147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.108287][ T32] r4:00000000 [ 1343.133905][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.134174][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.134458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.134740][ T32] r5:00001000 r4:dfbdd000 [ 1343.134806][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.134965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.135067][ T32] r5:84be838c r4:84be8000 [ 1343.135258][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.135366][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.135461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.135568][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.135616][ T32] r4:848ec200 [ 1343.135661][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.136644][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.136876][ T32] r4:00000001 [ 1343.136930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.137026][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.137512][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.137582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.137642][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.137708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.137896][ T32] r4:849b9d40 [ 1343.138225][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.154317][ T32] INFO: task kworker/1:848:5578 blocked for more than 469 seconds. [ 1343.154414][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.154455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1343.154786][ T32] r10:8291a684 r9:ebc21d84 r8:00000002 r7:60000113 r6:ebc21d8c r5:856c8000 ** 8 printk messages dropped ** [ 1343.155237][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.155646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.155693][ T32] r5:8553eb8c r4:8553e800 [ 1343.155714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.155787][ T32] r7:ddde2d80 r6:83018200 r5:8553eb8c r4:8576b300 [ 1343.155819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.155867][ T32] r10:61c88647 r9:856c8000 r8:8576b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.155891][ T32] r4:8576b300 [ 1343.155910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.155955][ T32] r10:00000000 r9:8576b300 r8:80287e08 r7:eba61e60 r6:8576b480 r5:856c8000 [ 1343.155997][ T32] r4:00000001 [ 1343.156026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.156065][ T32] Exception stack(0xebc21fb0 to 0xebc21ff8) [ 1343.156104][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.156137][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.156173][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.156227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.156252][ T32] r4:856ad580 [ 1343.156709][ T32] INFO: task kworker/1:848:5578 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.156746][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.156804][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.156848][ T32] Call trace: [ 1343.156894][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.156949][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.156972][ T32] r4:00000000 [ 1343.156991][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.157050][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.157081][ T32] 5d20: aa0af000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.157110][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.157134][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.157174][ T32] r5:800b0013 r4:80239bb0 [ 1343.157220][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.157264][ T32] r4:82ac21e4 [ 1343.157285][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.157327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.157376][ T32] r4:e0585dc0 [ 1343.157409][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.157455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.157479][ T32] r4:00000000 [ 1343.157498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.157544][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.157587][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.157633][ T32] r5:00001000 r4:dfbdd000 [ 1343.157654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.157704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.157748][ T32] r5:84be838c r4:84be8000 [ 1343.157782][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.157830][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.157873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.157942][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.157967][ T32] r4:848ec200 [ 1343.157986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.158037][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1343.158193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1343.177777][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1343.178057][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 ** 9 printk messages dropped ** [ 1343.178971][ T32] r5:00001000 r4:eb6f9000 ** 1 printk messages dropped ** [ 1343.179123][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.179270][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.179779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.180731][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1343.181316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1343.182046][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1343.182360][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1343.182573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.182594][ T32] r4:849b9d40 [ 1343.182637][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.182688][ T32] INFO: task kworker/0:373:5582 blocked for more than 469 seconds. [ 1343.182724][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.182749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.182781][ T32] task:kworker/0:373 state:D stack:0 pid:5582 tgid:5582 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.182906][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.182993][ T32] Call trace: [ 1343.183047][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.183118][ T32] r10:8291a684 r9:ebc31d84 r8:00000002 r7:60000113 r6:ebc31d8c r5:856ca400 [ 1343.183155][ T32] r4:856ca400 [ 1343.183179][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.183263][ T32] r5:856ca400 r4:8291a680 [ 1343.183287][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.183350][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.183396][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc31e08 [ 1343.183419][ T32] r4:00000000 [ 1343.183567][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.183617][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.183657][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.183697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763800 [ 1343.183720][ T32] r4:00000000 [ 1343.183740][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.183784][ T32] r9:83018005 r8:856ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1343.183805][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.183897][ T32] r5:00001000 r4:eb63d000 [ 1343.183943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.184010][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.184063][ T32] r5:856f038c r4:856f0000 [ 1343.184083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.184130][ T32] r7:dddced80 r6:83018000 r5:856f038c r4:8569ce80 [ 1343.184174][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.184224][ T32] r10:61c88647 r9:856ca400 r8:8569ceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.184246][ T32] r4:8569ce80 [ 1343.184265][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.184330][ T32] r10:00000000 r9:8569ce80 r8:80287e08 r7:ebc2de60 r6:8576b400 r5:856ca400 [ 1343.184359][ T32] r4:00000001 [ 1343.184408][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.184506][ T32] Exception stack(0xebc31fb0 to 0xebc31ff8) [ 1343.184539][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.184568][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.184616][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.184651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.184706][ T32] r4:85763640 [ 1343.185039][ T32] INFO: task kworker/0:373:5582 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.185106][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.185198][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.185271][ T32] Call trace: [ 1343.185306][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.185367][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.185399][ T32] r4:00000000 [ 1343.185420][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.185467][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.185497][ T32] 5d20: aa5f6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.185570][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.185600][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.185625][ T32] r5:800b0013 r4:80239bb0 [ 1343.185645][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.185696][ T32] r4:82ac21e4 [ 1343.185746][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.185793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.185828][ T32] r4:e0585dc0 [ 1343.185857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.185906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.185929][ T32] r4:00000000 [ 1343.185992][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.186050][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.186073][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.186173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.186690][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1343.187075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.187496][ T32] r5:856cbc00 r4:8291a680 ** 5 printk messages dropped ** [ 1343.187725][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1343.188143][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1343.211083][ T32] r7:ddde2d80 r6:83018200 r5:8553ef8c r4:8576b500 ** 5 printk messages dropped ** [ 1343.211447][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.211620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1343.212498][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1343.212845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1343.213184][ T32] r5:00001000 r4:dfbdd000 [ 1343.213206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.213246][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.213299][ T32] r5:84be838c r4:84be8000 [ 1343.213324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.213372][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.213394][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.213464][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.213508][ T32] r4:848ec200 [ 1343.213532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.213581][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.213604][ T32] r4:00000001 [ 1343.213647][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.213687][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.213713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.213741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.213791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.213845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.213880][ T32] r4:849b9d40 [ 1343.213926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.213983][ T32] INFO: task kworker/0:374:5584 blocked for more than 469 seconds. [ 1343.214025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.214077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.214124][ T32] task:kworker/0:374 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.214174][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.214216][ T32] Call trace: [ 1343.214246][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.214305][ T32] r10:8291a684 r9:ebc3dd84 r8:00000002 r7:60000113 r6:ebc3dd8c r5:856cd400 [ 1343.214332][ T32] r4:856cd400 [ 1343.214352][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.214394][ T32] r5:856cd400 r4:8291a680 [ 1343.214414][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.214455][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.214497][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc3de08 [ 1343.214519][ T32] r4:00000000 [ 1343.214538][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.214571][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.214636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.214681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763940 [ 1343.214706][ T32] r4:00000000 [ 1343.214726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.214807][ T32] r9:83018005 r8:856cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1343.214878][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.214932][ T32] r5:00001000 r4:eb6b3000 [ 1343.214953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.215018][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.215092][ T32] r5:856f078c r4:856f0400 [ 1343.215121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.215169][ T32] r7:dddced80 r6:83018000 r5:856f078c r4:85686f80 [ 1343.215214][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.215265][ T32] r10:61c88647 r9:856cd400 r8:85686fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.215301][ T32] r4:85686f80 [ 1343.215335][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.215383][ T32] r10:00000000 r9:85686f80 r8:80287e08 r7:ebc2de60 r6:8576b600 r5:856cd400 [ 1343.215406][ T32] r4:00000001 [ 1343.215424][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.215467][ T32] Exception stack(0xebc3dfb0 to 0xebc3dff8) ** 3 printk messages dropped ** [ 1343.215648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1343.216440][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1343.216811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1343.217247][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.217601][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.217971][ T32] INFO: task kworker/1:850:5588 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.237607][ T32] r5:856ce000 r4:8291a680 ** 2 printk messages dropped ** [ 1343.237711][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc41e08 ** 6 printk messages dropped ** [ 1343.238018][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1343.238212][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1343.239038][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1343.239323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1343.240357][ T32] 5d20: aae00000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.240389][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.240442][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.240511][ T32] r5:800b0013 r4:80239bb0 [ 1343.240534][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.240577][ T32] r4:82ac21e4 [ 1343.240606][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.240652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.240711][ T32] r4:e0585dc0 [ 1343.240734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.240776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.240798][ T32] r4:00000000 [ 1343.240818][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.240862][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.240884][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.240949][ T32] r5:00001000 r4:dfbdd000 [ 1343.240973][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.241019][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.241062][ T32] r5:84be838c r4:84be8000 [ 1343.241103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.241157][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.241180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.241242][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.241298][ T32] r4:848ec200 [ 1343.241320][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.241367][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.241408][ T32] r4:00000001 [ 1343.241450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.241490][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.241516][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.241544][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.241569][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.241597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.241621][ T32] r4:849b9d40 [ 1343.241641][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.241683][ T32] INFO: task kworker/0:375:5590 blocked for more than 469 seconds. [ 1343.241720][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.241775][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.241799][ T32] task:kworker/0:375 state:D stack:0 pid:5590 tgid:5590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.241858][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.241938][ T32] Call trace: [ 1343.242047][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.242121][ T32] r10:8291a684 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:856cec00 [ 1343.242157][ T32] r4:856cec00 [ 1343.242182][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.242251][ T32] r5:856cec00 r4:8291a680 [ 1343.242314][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.242385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.242442][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1343.242487][ T32] r4:00000000 [ 1343.242535][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.242597][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.242656][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.242698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a140 [ 1343.242720][ T32] r4:00000000 [ 1343.242796][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.242891][ T32] r9:83018005 r8:856cec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1343.242918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.242974][ T32] r5:00001000 r4:eb101000 [ 1343.242997][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.243046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.243088][ T32] r5:856f1b8c r4:856f1800 [ 1343.243130][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.243180][ T32] r7:dddced80 r6:83018000 r5:856f1b8c r4:8576c000 [ 1343.243202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.243249][ T32] r10:61c88647 r9:856cec00 r8:8576c02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.243273][ T32] r4:8576c000 [ 1343.243292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.243337][ T32] r10:00000000 r9:8576c000 r8:80287e08 r7:ebc2de60 r6:8576b700 r5:856cec00 [ 1343.243361][ T32] r4:00000001 [ 1343.243382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.243420][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1343.243446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.243473][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.243511][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.243589][ T32] r4:85763a80 ** 2 printk messages dropped ** [ 1343.243959][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.244132][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 3 printk messages dropped ** [ 1343.244240][ T32] 5d20: aae00000 edb7b000 00000001 80239b98 7f067000 00000001 ** 3 printk messages dropped ** [ 1343.244410][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1343.244727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 3 printk messages dropped ** [ 1343.244916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.245136][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1343.245305][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1343.245430][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 3 printk messages dropped ** [ 1343.245584][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.245687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.245742][ T32] r4:849b9d40 [ 1343.245799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.245829][ T32] INFO: task kworker/1:851:5593 blocked for more than 469 seconds. [ 1343.245858][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.245881][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.245901][ T32] task:kworker/1:851 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.245960][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.246049][ T32] Call trace: [ 1343.246084][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.246131][ T32] r10:8291a684 r9:ebc39d84 r8:00000002 r7:60000113 r6:ebc39d8c r5:856c9800 [ 1343.246153][ T32] r4:856c9800 [ 1343.246173][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.246224][ T32] r5:856c9800 r4:8291a680 [ 1343.246246][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.246300][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.246346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc39e08 [ 1343.246368][ T32] r4:00000000 [ 1343.246387][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.246444][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.246493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.246559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576db00 [ 1343.246584][ T32] r4:00000000 [ 1343.246626][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.246683][ T32] r9:83018205 r8:856c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1343.246708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.246752][ T32] r5:00001000 r4:eb879000 [ 1343.246772][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.246811][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.246903][ T32] r5:8553f78c r4:8553f400 [ 1343.246937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.246987][ T32] r7:ddde2d80 r6:83018200 r5:8553f78c r4:8576b900 [ 1343.247009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.247087][ T32] r10:61c88647 r9:856c9800 r8:8576b92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.247113][ T32] r4:8576b900 [ 1343.247132][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.247198][ T32] r10:00000000 r9:8576b900 r8:80287e08 r7:eba61e60 r6:8576b780 r5:856c9800 [ 1343.247224][ T32] r4:00000001 [ 1343.247258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.247296][ T32] Exception stack(0xebc39fb0 to 0xebc39ff8) [ 1343.247346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.247398][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.247431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.247483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.247514][ T32] r4:8576dc00 [ 1343.247783][ T32] INFO: task kworker/1:851:5593 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.247818][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.247975][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.248036][ T32] Call trace: [ 1343.248090][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.248146][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.248171][ T32] r4:00000000 [ 1343.248192][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.281161][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.281226][ T32] 5d20: ab861000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.281259][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.281306][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.281338][ T32] r5:800b0013 r4:80239bb0 [ 1343.281362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.281506][ T32] r4:82ac21e4 [ 1343.281541][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.281586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.281609][ T32] r4:e0585dc0 [ 1343.281653][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.281700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.281725][ T32] r4:00000000 [ 1343.281744][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.281813][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.281861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.281912][ T32] r5:00001000 r4:dfbdd000 [ 1343.281953][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.281997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.282076][ T32] r5:84be838c r4:84be8000 [ 1343.282115][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.282167][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.282211][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.282311][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.282367][ T32] r4:848ec200 [ 1343.282391][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.282441][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.282464][ T32] r4:00000001 [ 1343.282483][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.282531][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.282561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.282590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.282679][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.282717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.282740][ T32] r4:849b9d40 [ 1343.282787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.282873][ T32] INFO: task kworker/0:376:5594 blocked for more than 469 seconds. [ 1343.282918][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.282944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.282966][ T32] task:kworker/0:376 state:D stack:0 pid:5594 tgid:5594 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.283032][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.283136][ T32] Call trace: [ 1343.283173][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.283226][ T32] r10:8291a684 r9:ebb91d84 r8:00000002 r7:60000113 r6:ebb91d8c r5:856cc800 [ 1343.283249][ T32] r4:856cc800 [ 1343.283269][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.283321][ T32] r5:856cc800 r4:8291a680 [ 1343.283344][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.283385][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.283448][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb91e08 [ 1343.283511][ T32] r4:00000000 [ 1343.283558][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.283596][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.283630][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.283669][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568a4c0 [ 1343.283715][ T32] r4:00000000 [ 1343.283737][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.283792][ T32] r9:83018005 r8:856cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1343.283827][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.283872][ T32] r5:00001000 r4:eaefd000 [ 1343.283893][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.283941][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.284021][ T32] r5:856f178c r4:856f1400 [ 1343.284045][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.284101][ T32] r7:dddced80 r6:83018000 r5:856f178c r4:8576c180 [ 1343.284125][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.284171][ T32] r10:61c88647 r9:856cc800 r8:8576c1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.284216][ T32] r4:8576c180 [ 1343.284239][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.284284][ T32] r10:00000000 r9:8576c180 r8:80287e08 r7:ebc45e60 r6:8576b880 r5:856cc800 [ 1343.284305][ T32] r4:00000001 [ 1343.284345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.284386][ T32] Exception stack(0xebb91fb0 to 0xebb91ff8) [ 1343.284432][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.284476][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.284515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.284578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.284605][ T32] r4:85763c80 [ 1343.285044][ T32] INFO: task kworker/0:376:5594 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.285081][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.285138][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.285204][ T32] Call trace: [ 1343.285239][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.285290][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.285314][ T32] r4:00000000 [ 1343.285334][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.285394][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.285425][ T32] 5d20: ab861000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.285459][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.285483][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.285528][ T32] r5:800b0013 r4:80239bb0 [ 1343.285552][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.285595][ T32] r4:82ac21e4 [ 1343.285636][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.285688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.285712][ T32] r4:e0585dc0 [ 1343.285742][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.285809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.285853][ T32] r4:00000000 [ 1343.285877][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.285923][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.285974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.286026][ T32] r5:00001000 r4:dfbdd000 [ 1343.286047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.286085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.286126][ T32] r5:84be838c r4:84be8000 [ 1343.286168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.286218][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.286240][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.286308][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.286334][ T32] r4:848ec200 [ 1343.286376][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.286426][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.286458][ T32] r4:00000001 [ 1343.286502][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.286541][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.286576][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.286607][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.286655][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.286687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.286741][ T32] r4:849b9d40 [ 1343.286804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.286924][ T32] INFO: task kworker/1:852:5596 blocked for more than 469 seconds. [ 1343.286987][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.287041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.287067][ T32] task:kworker/1:852 state:D stack:0 pid:5596 tgid:5596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.287126][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.287199][ T32] Call trace: [ 1343.287230][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.287288][ T32] r10:8291a684 r9:ebc19d84 r8:00000002 r7:60000113 r6:ebc19d8c r5:85573c00 [ 1343.287348][ T32] r4:85573c00 [ 1343.287378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.287423][ T32] r5:85573c00 r4:8291a680 [ 1343.287443][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.287480][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.287522][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc19e08 [ 1343.287544][ T32] r4:00000000 [ 1343.287580][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.287667][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.287715][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.287756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576dcc0 [ 1343.287812][ T32] r4:00000000 [ 1343.287854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.287907][ T32] r9:83018205 r8:85573c00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.287973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.288052][ T32] r5:00001000 r4:eb895000 [ 1343.288098][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.288202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.299762][ T32] r5:8553fb8c r4:8553f800 [ 1343.299831][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.299934][ T32] r7:ddde2d80 r6:83018200 r5:8553fb8c r4:8576b980 [ 1343.299961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.300032][ T32] r10:61c88647 r9:85573c00 r8:8576b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.300070][ T32] r4:8576b980 [ 1343.300116][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.300168][ T32] r10:00000000 r9:8576b980 r8:80287e08 r7:eba61e60 r6:8576bb00 r5:85573c00 [ 1343.300212][ T32] r4:00000001 [ 1343.300256][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.300298][ T32] Exception stack(0xebc19fb0 to 0xebc19ff8) [ 1343.300347][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.300380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.300428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.300460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.300482][ T32] r4:8576dc00 [ 1343.300911][ T32] INFO: task kworker/1:852:5596 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 4 printk messages dropped ** [ 1343.301328][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 11 printk messages dropped ** [ 1343.301761][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1343.301949][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1343.302699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.302738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.302792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.302840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.302875][ T32] r4:849b9d40 [ 1343.302901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.302931][ T32] INFO: task kworker/1:853:5598 blocked for more than 469 seconds. [ 1343.302964][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.302999][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.303043][ T32] task:kworker/1:853 state:D stack:0 pid:5598 tgid:5598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.303103][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.303197][ T32] Call trace: [ 1343.303258][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.303319][ T32] r10:8291a684 r9:ebc49d84 r8:00000002 r7:60000013 r6:ebc49d8c r5:856d0000 [ 1343.303343][ T32] r4:856d0000 [ 1343.303363][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.303425][ T32] r5:856d0000 r4:8291a680 [ 1343.303454][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.303515][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.303566][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [ 1343.303599][ T32] r4:00000000 [ 1343.303623][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.303659][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.303694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.303734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576d200 [ 1343.303755][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.303840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.303986][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.304164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1343.304595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1343.305313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1343.305679][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1343.305793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.305845][ T32] r4:00000000 [ 1343.305868][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.305915][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.305957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.306003][ T32] r5:00001000 r4:dfbdd000 [ 1343.306040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.306104][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.306149][ T32] r5:84be838c r4:84be8000 [ 1343.306169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.306224][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.306259][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.306309][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.306331][ T32] r4:848ec200 [ 1343.306350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.306394][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.306417][ T32] r4:00000001 [ 1343.306458][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.306497][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.306523][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.306559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.306590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.306618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.306650][ T32] r4:849b9d40 [ 1343.306685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.306713][ T32] INFO: task kworker/1:854:5600 blocked for more than 469 seconds. [ 1343.306784][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1343.306937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.307272][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1343.307552][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1343.307786][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1343.307937][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.308074][ T32] r10:00000000 r9:8576bc00 r8:80287e08 r7:ebc49e60 r6:8576c080 r5:8429d400 [ 1343.308118][ T32] r4:00000001 [ 1343.308154][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.308198][ T32] Exception stack(0xebc55fb0 to 0xebc55ff8) [ 1343.308223][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.308251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.332558][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.332716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.332754][ T32] r4:8576dd40 [ 1343.333223][ T32] INFO: task kworker/1:854:5600 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.333275][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.333415][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.333525][ T32] Call trace: [ 1343.333566][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.333625][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.333659][ T32] r4:00000000 [ 1343.333683][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.333770][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.333830][ T32] 5d20: abe19000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.333863][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.333888][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.333912][ T32] r5:800b0013 r4:80239bb0 [ 1343.333933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.334046][ T32] r4:82ac21e4 [ 1343.334079][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.334124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.334169][ T32] r4:e0585dc0 [ 1343.334198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.334251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.334298][ T32] r4:00000000 [ 1343.334341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.334397][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.334441][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.334488][ T32] r5:00001000 r4:dfbdd000 [ 1343.334509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.334549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.334591][ T32] r5:84be838c r4:84be8000 [ 1343.334611][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.334678][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.334709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.334784][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.334835][ T32] r4:848ec200 [ 1343.334868][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.334941][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.334975][ T32] r4:00000001 [ 1343.335044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.335085][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.335114][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.335142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.335268][ T32] INFO: task kworker/1:855:5602 blocked for more than 469 seconds. ** 5 printk messages dropped ** [ 1343.335607][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.335685][ T32] r10:8291a684 r9:ebc5dd84 r8:00000002 r7:60000113 r6:ebc5dd8c r5:8429e000 [ 1343.335737][ T32] r4:8429e000 [ 1343.335767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.335811][ T32] r5:8429e000 r4:8291a680 [ 1343.335853][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.335896][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.335961][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc5de08 [ 1343.335992][ T32] r4:00000000 [ 1343.336069][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.336113][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.336186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.336279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767040 [ 1343.336313][ T32] r4:00000000 [ 1343.336333][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.336378][ T32] r9:83018205 r8:8429e000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1343.336400][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.336461][ T32] r5:00001000 r4:eba0b000 [ 1343.336485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.336558][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.336624][ T32] r5:8499b78c r4:8499b400 [ 1343.336656][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.336727][ T32] r7:ddde2d80 r6:83018200 r5:8499b78c r4:8576ba80 [ 1343.336758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.336805][ T32] r10:61c88647 r9:8429e000 r8:8576baac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.336829][ T32] r4:8576ba80 [ 1343.336847][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.336913][ T32] r10:00000000 r9:8576ba80 r8:80287e08 r7:ebc49e60 r6:8576c100 r5:8429e000 [ 1343.336959][ T32] r4:00000001 [ 1343.337007][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.337057][ T32] Exception stack(0xebc5dfb0 to 0xebc5dff8) [ 1343.337104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.337163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.337198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.337247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.337288][ T32] r4:8576d080 [ 1343.337559][ T32] INFO: task kworker/1:855:5602 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.337603][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.337673][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.337717][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.337821][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.338041][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 2 printk messages dropped ** [ 1343.338158][ T32] r4:82ac21e4 [ 1343.338179][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.338262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.350423][ T32] r4:e0585dc0 [ 1343.350497][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.350564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.350603][ T32] r4:00000000 [ 1343.350627][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.350690][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.350716][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.350764][ T32] r5:00001000 r4:dfbdd000 [ 1343.350785][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.350855][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.350923][ T32] r5:84be838c r4:84be8000 [ 1343.350970][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.351046][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.351090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.351142][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.351164][ T32] r4:848ec200 [ 1343.351184][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.351252][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.351279][ T32] r4:00000001 [ 1343.351300][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.351338][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.351367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.351417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.351454][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.351483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.351506][ T32] r4:849b9d40 [ 1343.351544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.351577][ T32] INFO: task kworker/1:856:5604 blocked for more than 469 seconds. [ 1343.351610][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.351635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.351657][ T32] task:kworker/1:856 state:D stack:0 pid:5604 tgid:5604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.351715][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.351759][ T32] Call trace: [ 1343.351828][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.351899][ T32] r10:8291a684 r9:ebaf9d84 r8:00000002 r7:60000013 r6:ebaf9d8c r5:8429ec00 [ 1343.351926][ T32] r4:8429ec00 [ 1343.351970][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.352054][ T32] r5:8429ec00 r4:8291a680 [ 1343.352079][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.352119][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.352195][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1343.352227][ T32] r4:00000000 [ 1343.352272][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.352352][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.352417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.352462][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767440 [ 1343.352488][ T32] r4:00000000 [ 1343.352530][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.352602][ T32] r9:83018205 r8:8429ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1343.352647][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.352692][ T32] r5:00001000 r4:eb073000 [ 1343.352723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.352806][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.352880][ T32] r5:85658b8c r4:85658800 [ 1343.352904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.352963][ T32] r7:ddde2d80 r6:83018200 r5:85658b8c r4:8576bd80 [ 1343.353009][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.353095][ T32] r10:61c88647 r9:8429ec00 r8:8576bdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.353122][ T32] r4:8576bd80 [ 1343.353176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.353231][ T32] r10:00000000 r9:8576bd80 r8:80287e08 r7:ebc5de60 r6:8576c200 r5:8429ec00 [ 1343.353273][ T32] r4:00000001 [ 1343.353320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.353366][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1343.353417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.353455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.353482][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.353510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.353554][ T32] r4:85767080 [ 1343.353985][ T32] INFO: task kworker/1:856:5604 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.354029][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.354115][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.354174][ T32] Call trace: [ 1343.354227][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.354288][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.354335][ T32] r4:00000000 [ 1343.354372][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.354440][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.354495][ T32] 5d20: ac20a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.354529][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.354555][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.354578][ T32] r5:800b0013 r4:80239bb0 [ 1343.354598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.354649][ T32] r4:82ac21e4 [ 1343.354696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.354743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.354803][ T32] r4:e0585dc0 [ 1343.354875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.354923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.354946][ T32] r4:00000000 [ 1343.354988][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.355042][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 1 printk messages dropped ** [ 1343.355127][ T32] r5:00001000 r4:dfbdd000 [ 1343.355148][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.355187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.355250][ T32] r5:84be838c r4:84be8000 [ 1343.355292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.355344][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.355397][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.355455][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.355499][ T32] r4:848ec200 [ 1343.355532][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.355588][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.355633][ T32] r4:00000001 [ 1343.355677][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.355717][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.355743][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.355793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.355825][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.355855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.355878][ T32] r4:849b9d40 [ 1343.355897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.355922][ T32] INFO: task kworker/1:857:5605 blocked for more than 469 seconds. [ 1343.355949][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.356010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.356065][ T32] task:kworker/1:857 state:D stack:0 pid:5605 tgid:5605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.356115][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.356189][ T32] Call trace: [ 1343.356233][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.356280][ T32] r10:8291a684 r9:ebba5d84 r8:00000002 r7:60000013 r6:ebba5d8c r5:8429bc00 [ 1343.356313][ T32] r4:8429bc00 [ 1343.356359][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.356405][ T32] r5:8429bc00 r4:8291a680 [ 1343.356425][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.356466][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.356508][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba5e08 [ 1343.356530][ T32] r4:00000000 [ 1343.356572][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.356631][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.356689][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.356740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767180 [ 1343.356785][ T32] r4:00000000 [ 1343.356814][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.356859][ T32] r9:83018205 r8:8429bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1343.356880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.356931][ T32] r5:00001000 r4:df987000 [ 1343.356954][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.356994][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.357068][ T32] r5:8565838c r4:85658000 [ 1343.357112][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.357171][ T32] r7:ddde2d80 r6:83018200 r5:8565838c r4:8576bd00 [ 1343.357195][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.357259][ T32] r10:61c88647 r9:8429bc00 r8:8576bd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.357310][ T32] r4:8576bd00 [ 1343.357334][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.357380][ T32] r10:00000000 r9:8576bd00 r8:80287e08 r7:ebaf9e60 r6:8576c280 r5:8429bc00 [ 1343.357402][ T32] r4:00000001 [ 1343.357436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.357475][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) [ 1343.357501][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.357528][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.357553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.357581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.357634][ T32] r4:85767240 [ 1343.357925][ T32] INFO: task kworker/1:857:5605 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.357974][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.358211][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.378810][ T32] Call trace: [ 1343.378887][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.378964][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.379008][ T32] r4:00000000 [ 1343.379063][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.379135][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.379171][ T32] 5d20: ac61d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.379224][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.379253][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.379287][ T32] r5:800b0013 r4:80239bb0 [ 1343.379326][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.379374][ T32] r4:82ac21e4 [ 1343.379395][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.379454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.379481][ T32] r4:e0585dc0 [ 1343.379502][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.379544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.379566][ T32] r4:00000000 [ 1343.379585][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.379630][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.379673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.379744][ T32] r5:00001000 r4:dfbdd000 [ 1343.379804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.379854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.379896][ T32] r5:84be838c r4:84be8000 [ 1343.379937][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.379988][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.380032][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.380084][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1343.380147][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.380218][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.380249][ T32] r4:00000001 [ 1343.380270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.380306][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.380332][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.380359][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.380405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.380443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.380498][ T32] r4:849b9d40 [ 1343.380525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.380554][ T32] INFO: task kworker/1:858:5607 blocked for more than 469 seconds. [ 1343.380586][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.380611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.380633][ T32] task:kworker/1:858 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.380709][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.380817][ T32] Call trace: [ 1343.380866][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.380938][ T32] r10:8291a684 r9:ebbcdd84 r8:00000002 r7:60000113 r6:ebbcdd8c r5:8429c800 [ 1343.380986][ T32] r4:8429c800 [ 1343.381042][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.381095][ T32] r5:8429c800 r4:8291a680 [ 1343.381115][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.381175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.381261][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 [ 1343.381309][ T32] r4:00000000 [ 1343.381355][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.381395][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.381441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.381486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767300 [ 1343.381508][ T32] r4:00000000 [ 1343.381547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.381594][ T32] r9:83018205 r8:8429c800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1343.381616][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.381659][ T32] r5:00001000 r4:eace5000 [ 1343.381701][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.381744][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.381786][ T32] r5:8565878c r4:85658400 [ 1343.381807][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.381872][ T32] r7:ddde2d80 r6:83018200 r5:8565878c r4:8576be00 [ 1343.381897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.381945][ T32] r10:61c88647 r9:8429c800 r8:8576be2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.381990][ T32] r4:8576be00 [ 1343.382017][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.382065][ T32] r10:00000000 r9:8576be00 r8:80287e08 r7:ebaf9e60 r6:8576c300 r5:8429c800 [ 1343.382098][ T32] r4:00000001 [ 1343.382120][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.382187][ T32] Exception stack(0xebbcdfb0 to 0xebbcdff8) [ 1343.382237][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.382374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.382438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.382478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.382501][ T32] r4:85767140 [ 1343.382979][ T32] INFO: task kworker/1:858:5607 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.383056][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.383182][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.383254][ T32] Call trace: [ 1343.383287][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.383338][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.383361][ T32] r4:00000000 [ 1343.383381][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.383431][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.383464][ T32] 5d20: ac61d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.383493][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.383539][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.383576][ T32] r5:800b0013 r4:80239bb0 [ 1343.383607][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.383652][ T32] r4:82ac21e4 [ 1343.383688][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.383734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.383793][ T32] r4:e0585dc0 [ 1343.383837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.383883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.383908][ T32] r4:00000000 [ 1343.383927][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.383973][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.384005][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.384054][ T32] r5:00001000 r4:dfbdd000 [ 1343.384097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.384140][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.384181][ T32] r5:84be838c r4:84be8000 [ 1343.384201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.384247][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.384299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.384349][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.384387][ T32] r4:848ec200 [ 1343.384409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.384455][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.384478][ T32] r4:00000001 [ 1343.384506][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.384546][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.384595][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.384627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.384654][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1343.384724][ T32] r4:849b9d40 [ 1343.384773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.384845][ T32] INFO: task kworker/1:859:5609 blocked for more than 469 seconds. [ 1343.384881][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.384905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.384951][ T32] task:kworker/1:859 state:D stack:0 pid:5609 tgid:5609 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.385010][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.385064][ T32] Call trace: [ 1343.385120][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.385199][ T32] r10:8291a684 r9:ebc01d84 r8:00000002 r7:60000013 r6:ebc01d8c r5:84298000 [ 1343.385225][ T32] r4:84298000 [ 1343.385268][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.385314][ T32] r5:84298000 r4:8291a680 [ 1343.385335][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.385373][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.385414][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc01e08 [ 1343.385494][ T32] r4:00000000 [ 1343.385517][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.385552][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.385609][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.385654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767740 [ 1343.385704][ T32] r4:00000000 [ 1343.385726][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.385771][ T32] r9:83018205 r8:84298000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1343.385794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.385836][ T32] r5:00001000 r4:eb539000 [ 1343.385878][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.385920][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.385973][ T32] r5:8565938c r4:85659000 [ 1343.385995][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.386047][ T32] r7:ddde2d80 r6:83018200 r5:8565938c r4:8576be80 [ 1343.386088][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.386159][ T32] r10:61c88647 r9:84298000 r8:8576beac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.386185][ T32] r4:8576be80 [ 1343.386207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.386255][ T32] r10:00000000 r9:8576be80 r8:80287e08 r7:ebaf9e60 r6:8576c380 r5:84298000 [ 1343.386278][ T32] r4:00000001 [ 1343.386297][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.386332][ T32] Exception stack(0xebc01fb0 to 0xebc01ff8) [ 1343.386358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.386385][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.386432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.386464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.386487][ T32] r4:857672c0 [ 1343.386740][ T32] INFO: task kworker/1:859:5609 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.386774][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.386888][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.386933][ T32] Call trace: [ 1343.386979][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.387035][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.387058][ T32] r4:00000000 [ 1343.387077][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.387115][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.387164][ T32] 5d20: ac61d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.387199][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.387224][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.387247][ T32] r5:800b0013 r4:80239bb0 [ 1343.387266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.387307][ T32] r4:82ac21e4 [ 1343.387348][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.387394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.387443][ T32] r4:e0585dc0 [ 1343.387466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.387507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.387553][ T32] r4:00000000 [ 1343.387575][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.387621][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.387667][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.387738][ T32] r5:00001000 r4:dfbdd000 [ 1343.387761][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.387825][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.387872][ T32] r5:84be838c r4:84be8000 [ 1343.387892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.387969][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.387993][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.388073][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.388100][ T32] r4:848ec200 [ 1343.388137][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.388187][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.388246][ T32] r4:00000001 [ 1343.418724][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.418847][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.418909][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.418943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.418993][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.419042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.419085][ T32] r4:849b9d40 [ 1343.419112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.419154][ T32] INFO: task kworker/1:860:5611 blocked for more than 469 seconds. [ 1343.419187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.419223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.419249][ T32] task:kworker/1:860 state:D stack:0 pid:5611 tgid:5611 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.419307][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.419374][ T32] Call trace: [ 1343.419430][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.419484][ T32] r10:8291a684 r9:ebc65d84 r8:00000002 r7:60000013 r6:ebc65d8c r5:8429b000 [ 1343.419522][ T32] r4:8429b000 [ 1343.419576][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.419649][ T32] r5:8429b000 r4:8291a680 [ 1343.419679][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.419741][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.419788][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc65e08 [ 1343.419848][ T32] r4:00000000 [ 1343.419871][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.419908][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.419945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.420011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767580 [ 1343.420046][ T32] r4:00000000 [ 1343.420067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.420113][ T32] r9:83018205 r8:8429b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1343.420134][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.420176][ T32] r5:00001000 r4:eb1e7000 [ 1343.420196][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.420234][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.420276][ T32] r5:85658f8c r4:85658c00 [ 1343.420296][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.420342][ T32] r7:ddde2d80 r6:83018200 r5:85658f8c r4:856a9000 [ 1343.420387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.420438][ T32] r10:61c88647 r9:8429b000 r8:856a902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.420460][ T32] r4:856a9000 [ 1343.420479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.420523][ T32] r10:00000000 r9:856a9000 r8:80287e08 r7:ebc01e60 r6:8576c400 r5:8429b000 [ 1343.420565][ T32] r4:00000001 [ 1343.420587][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.420623][ T32] Exception stack(0xebc65fb0 to 0xebc65ff8) [ 1343.420649][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.420675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.420701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.420728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.420777][ T32] r4:85767380 [ 1343.421223][ T32] INFO: task kworker/1:860:5611 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.421260][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.421340][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.421411][ T32] Call trace: [ 1343.421441][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.421491][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.421514][ T32] r4:00000000 [ 1343.421558][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.421601][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.421636][ T32] 5d20: acc98000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.421692][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.421752][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.421812][ T32] r5:800b0013 r4:80239bb0 [ 1343.421837][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.421879][ T32] r4:82ac21e4 [ 1343.421914][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.421959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.421981][ T32] r4:e0585dc0 [ 1343.422019][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.422063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.422131][ T32] r4:00000000 [ 1343.422154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.422199][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.422254][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.422337][ T32] r5:00001000 r4:dfbdd000 [ 1343.422372][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.422438][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.422485][ T32] r5:84be838c r4:84be8000 [ 1343.422506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.422615][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.422668][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.422726][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.422781][ T32] r4:848ec200 [ 1343.422805][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.422897][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.422921][ T32] r4:00000001 [ 1343.422940][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.422976][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.423001][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.423036][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.423063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.423090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.423162][ T32] r4:849b9d40 [ 1343.423232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.423294][ T32] INFO: task kworker/1:861:5614 blocked for more than 469 seconds. [ 1343.423327][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.423408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.423448][ T32] task:kworker/1:861 state:D stack:0 pid:5614 tgid:5614 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.423496][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.423538][ T32] Call trace: [ 1343.423566][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.423611][ T32] r10:8291a684 r9:ebc4dd84 r8:00000002 r7:60000013 r6:ebc4dd8c r5:8429a400 [ 1343.423655][ T32] r4:8429a400 [ 1343.423679][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.423732][ T32] r5:8429a400 r4:8291a680 [ 1343.423766][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.423808][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.423849][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1343.423873][ T32] r4:00000000 [ 1343.423913][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.423951][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.424029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.424096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857678c0 [ 1343.424123][ T32] r4:00000000 [ 1343.424143][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.424210][ T32] r9:83018205 r8:8429a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1343.424237][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.424323][ T32] r5:00001000 r4:eb565000 [ 1343.424347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.424389][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.424430][ T32] r5:8565978c r4:85659400 [ 1343.424450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.424515][ T32] r7:ddde2d80 r6:83018200 r5:8565978c r4:856a9180 [ 1343.424568][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.424642][ T32] r10:61c88647 r9:8429a400 r8:856a91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.424669][ T32] r4:856a9180 [ 1343.424710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.424784][ T32] r10:00000000 r9:856a9180 r8:80287e08 r7:ebc01e60 r6:8576c480 r5:8429a400 [ 1343.424819][ T32] r4:00000001 [ 1343.424842][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.424877][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) [ 1343.424904][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.424932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.424957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.424984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.425023][ T32] r4:85767600 [ 1343.425297][ T32] INFO: task kworker/1:861:5614 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.425332][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.425387][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.425472][ T32] Call trace: [ 1343.425535][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.425587][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.425611][ T32] r4:00000000 [ 1343.425631][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.425670][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.425697][ T32] 5d20: acc98000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.425735][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.425802][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.425843][ T32] r5:800b0013 r4:80239bb0 [ 1343.425872][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.425914][ T32] r4:82ac21e4 [ 1343.425934][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.425997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.426028][ T32] r4:e0585dc0 [ 1343.426049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.426111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.426139][ T32] r4:00000000 [ 1343.426158][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.426203][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.426225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.426287][ T32] r5:00001000 r4:dfbdd000 [ 1343.426314][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.426354][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.426404][ T32] r5:84be838c r4:84be8000 [ 1343.426427][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.426473][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.426495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.426572][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.426619][ T32] r4:848ec200 [ 1343.426663][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.426736][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.426802][ T32] r4:00000001 [ 1343.426880][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.426932][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.426985][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.427020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.427048][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.427087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.427133][ T32] r4:849b9d40 [ 1343.427157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.427183][ T32] INFO: task kworker/1:862:5616 blocked for more than 469 seconds. [ 1343.427231][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.427258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.427315][ T32] task:kworker/1:862 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.427383][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.427437][ T32] Call trace: [ 1343.427491][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.427560][ T32] r10:8291a684 r9:ebc95d84 r8:00000002 r7:60000013 r6:ebc95d8c r5:855eec00 [ 1343.427608][ T32] r4:855eec00 [ 1343.427633][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.427675][ T32] r5:855eec00 r4:8291a680 [ 1343.427695][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.427732][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.427772][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc95e08 [ 1343.427804][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.427882][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1343.428000][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767b00 [ 1343.428028][ T32] r4:00000000 [ 1343.428048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.428093][ T32] r9:83018205 r8:855eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1343.428126][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.428176][ T32] r5:00001000 r4:eb5c9000 [ 1343.428195][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.428275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.448730][ T32] r5:85659f8c r4:85659c00 [ 1343.448777][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.448915][ T32] r7:ddde2d80 r6:83018200 r5:85659f8c r4:856a9200 [ 1343.448944][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.448995][ T32] r10:61c88647 r9:855eec00 r8:856a922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.449036][ T32] r4:856a9200 [ 1343.449061][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.449130][ T32] r10:00000000 r9:856a9200 r8:80287e08 r7:ebc4de60 r6:8576c600 r5:855eec00 [ 1343.449156][ T32] r4:00000001 [ 1343.449177][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.449225][ T32] Exception stack(0xebc95fb0 to 0xebc95ff8) [ 1343.449258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.449287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.449334][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.449366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.449388][ T32] r4:85767880 [ 1343.449843][ T32] INFO: task kworker/1:862:5616 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.449883][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.450012][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.450069][ T32] Call trace: [ 1343.450135][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.450191][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.450223][ T32] r4:00000000 [ 1343.450268][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.450331][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.450391][ T32] 5d20: ad032000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.450446][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.450494][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.450523][ T32] r5:800b0013 r4:80239bb0 [ 1343.450565][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.450643][ T32] r4:82ac21e4 [ 1343.450687][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.450738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.450761][ T32] r4:e0585dc0 [ 1343.450902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.450949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.450972][ T32] r4:00000000 [ 1343.451026][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.451099][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.451133][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.451176][ T32] r5:00001000 r4:dfbdd000 [ 1343.451197][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.451283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.451350][ T32] r5:84be838c r4:84be8000 [ 1343.451373][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.451420][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.451450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.451499][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.451522][ T32] r4:848ec200 [ 1343.451562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.451617][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.451639][ T32] r4:00000001 [ 1343.451680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.451758][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.451794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.451823][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.451849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.451878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.451943][ T32] r4:849b9d40 [ 1343.451969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.451998][ T32] INFO: task kworker/1:863:5619 blocked for more than 469 seconds. [ 1343.452037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.452082][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.452130][ T32] task:kworker/1:863 state:D stack:0 pid:5619 tgid:5619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.452179][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.452220][ T32] Call trace: [ 1343.452365][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.452434][ T32] r10:8291a684 r9:ebc99d84 r8:00000002 r7:60000013 r6:ebc99d8c r5:855ec800 [ 1343.452496][ T32] r4:855ec800 [ 1343.452542][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.452634][ T32] r5:855ec800 r4:8291a680 [ 1343.452685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.452790][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.452844][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc99e08 [ 1343.452869][ T32] r4:00000000 [ 1343.452910][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.452951][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.452987][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.453079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767940 [ 1343.453137][ T32] r4:00000000 [ 1343.453189][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.453247][ T32] r9:83018205 r8:855ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.453272][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.453313][ T32] r5:00001000 r4:eb599000 [ 1343.453361][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.453433][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.453481][ T32] r5:85659b8c r4:85659800 [ 1343.453500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.453546][ T32] r7:ddde2d80 r6:83018200 r5:85659b8c r4:856a9280 [ 1343.453567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.453613][ T32] r10:61c88647 r9:855ec800 r8:856a92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.453635][ T32] r4:856a9280 [ 1343.453678][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.453747][ T32] r10:00000000 r9:856a9280 r8:80287e08 r7:ebc95e60 r6:8576c500 r5:855ec800 [ 1343.453780][ T32] r4:00000001 [ 1343.453800][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.453856][ T32] Exception stack(0xebc99fb0 to 0xebc99ff8) [ 1343.453886][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.453914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.453942][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.453971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.453994][ T32] r4:85767980 [ 1343.454289][ T32] INFO: task kworker/1:863:5619 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.454400][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.454476][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.454560][ T32] Call trace: [ 1343.454681][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.454737][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.454811][ T32] r4:00000000 [ 1343.454877][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.454921][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.455033][ T32] 5d20: ad032000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.455067][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.455094][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.455142][ T32] r5:800b0013 r4:80239bb0 [ 1343.455167][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.455245][ T32] r4:82ac21e4 [ 1343.455301][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.455387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.455447][ T32] r4:e0585dc0 [ 1343.455471][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.455568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.455599][ T32] r4:00000000 [ 1343.455621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.455742][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.455875][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.455922][ T32] r5:00001000 r4:dfbdd000 [ 1343.455942][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.455980][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.456097][ T32] r5:84be838c r4:84be8000 [ 1343.456121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.456169][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.456217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.456267][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.456291][ T32] r4:848ec200 [ 1343.456309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.456354][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.456375][ T32] r4:00000001 [ 1343.456394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.456428][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.456531][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.456563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.456649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.456683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.456726][ T32] r4:849b9d40 [ 1343.456750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.456803][ T32] INFO: task kworker/1:864:5621 blocked for more than 469 seconds. [ 1343.456834][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.456859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.456879][ T32] task:kworker/1:864 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.456947][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.457023][ T32] Call trace: [ 1343.457056][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.457102][ T32] r10:8291a684 r9:ebc9dd84 r8:00000002 r7:60000013 r6:ebc9dd8c r5:85730000 [ 1343.457124][ T32] r4:85730000 [ 1343.457144][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.457184][ T32] r5:85730000 r4:8291a680 [ 1343.457224][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.457288][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.457334][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc9de08 [ 1343.457379][ T32] r4:00000000 [ 1343.457402][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.457437][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.457492][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.457537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767d80 [ 1343.457559][ T32] r4:00000000 [ 1343.457578][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.457639][ T32] r9:83018205 r8:85730000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1343.457672][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.457728][ T32] r5:00001000 r4:eb74b000 [ 1343.457778][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.457819][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.457870][ T32] r5:8565a78c r4:8565a400 [ 1343.457893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.457939][ T32] r7:ddde2d80 r6:83018200 r5:8565a78c r4:856a9300 [ 1343.457960][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.458027][ T32] r10:61c88647 r9:85730000 r8:856a932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.458055][ T32] r4:856a9300 [ 1343.458112][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.458169][ T32] r10:00000000 r9:856a9300 r8:80287e08 r7:ebc95e60 r6:8576c580 r5:85730000 [ 1343.458194][ T32] r4:00000001 [ 1343.458215][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.488729][ T32] Exception stack(0xebc9dfb0 to 0xebc9dff8) [ 1343.488830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.488865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.488892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.488924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.488967][ T32] r4:85767a40 [ 1343.489416][ T32] INFO: task kworker/1:864:5621 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.489458][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.489553][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.489614][ T32] Call trace: [ 1343.489645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.489703][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.489738][ T32] r4:00000000 [ 1343.489790][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.489835][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.489864][ T32] 5d20: ad63f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.489894][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.489920][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.489944][ T32] r5:800b0013 r4:80239bb0 [ 1343.489999][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.490051][ T32] r4:82ac21e4 [ 1343.490072][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.490115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.490149][ T32] r4:e0585dc0 [ 1343.490195][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.490242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.490266][ T32] r4:00000000 [ 1343.490286][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.490334][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.490356][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.490399][ T32] r5:00001000 r4:dfbdd000 [ 1343.490442][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.490534][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.490581][ T32] r5:84be838c r4:84be8000 [ 1343.490622][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.490673][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.490694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.490773][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.490858][ T32] r4:848ec200 [ 1343.490899][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.490948][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.490971][ T32] r4:00000001 [ 1343.490990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.491033][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.491082][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.491117][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.491143][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.491171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.491216][ T32] r4:849b9d40 [ 1343.491241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.491271][ T32] INFO: task kworker/1:865:5623 blocked for more than 469 seconds. [ 1343.491312][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.491341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.491378][ T32] task:kworker/1:865 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.491427][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.491501][ T32] Call trace: [ 1343.491573][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.491645][ T32] r10:8291a684 r9:ebca5d84 r8:00000002 r7:60000113 r6:ebca5d8c r5:85731800 [ 1343.491694][ T32] r4:85731800 [ 1343.491745][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.491816][ T32] r5:85731800 r4:8291a680 [ 1343.491840][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.491879][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.491943][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca5e08 [ 1343.491992][ T32] r4:00000000 [ 1343.492025][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.492061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.492094][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.492144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767c40 [ 1343.492193][ T32] r4:00000000 [ 1343.492267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.492351][ T32] r9:83018205 r8:85731800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.492387][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.492432][ T32] r5:00001000 r4:eb609000 [ 1343.492452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.492490][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.492555][ T32] r5:8565a38c r4:8565a000 [ 1343.492625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.492686][ T32] r7:ddde2d80 r6:83018200 r5:8565a38c r4:856a9380 [ 1343.492706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.492754][ T32] r10:61c88647 r9:85731800 r8:856a93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.492776][ T32] r4:856a9380 [ 1343.492795][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.492838][ T32] r10:00000000 r9:856a9380 r8:80287e08 r7:ebc9de60 r6:8576c680 r5:85731800 [ 1343.492907][ T32] r4:00000001 [ 1343.492956][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.493020][ T32] Exception stack(0xebca5fb0 to 0xebca5ff8) [ 1343.493052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.493081][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.493107][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.493144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.493178][ T32] r4:85767c00 [ 1343.493442][ T32] INFO: task kworker/1:865:5623 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.493478][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.493541][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.493588][ T32] Call trace: [ 1343.493643][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.493692][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.493714][ T32] r4:00000000 [ 1343.493733][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.493784][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.493812][ T32] 5d20: ad63f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.493877][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.493907][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.493960][ T32] r5:800b0013 r4:80239bb0 [ 1343.493994][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.494045][ T32] r4:82ac21e4 [ 1343.494098][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.494175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.494200][ T32] r4:e0585dc0 [ 1343.494220][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.494261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.494283][ T32] r4:00000000 [ 1343.494302][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.494361][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.494418][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.494490][ T32] r5:00001000 r4:dfbdd000 [ 1343.494535][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.494604][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.494656][ T32] r5:84be838c r4:84be8000 [ 1343.494675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.494720][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.494741][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.494810][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.494900][ T32] r4:848ec200 [ 1343.494941][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.495011][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.495091][ T32] r4:00000001 [ 1343.495135][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.495214][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.495271][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.495332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.495394][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.495465][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.495516][ T32] r4:849b9d40 [ 1343.495586][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.495643][ T32] INFO: task kworker/1:866:5625 blocked for more than 469 seconds. [ 1343.495697][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.495751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.495795][ T32] task:kworker/1:866 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.495905][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.495996][ T32] Call trace: [ 1343.496079][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.496175][ T32] r10:8291a684 r9:ebcadd84 r8:00000002 r7:60000113 r6:ebcadd8c r5:85733000 [ 1343.496252][ T32] r4:85733000 [ 1343.496303][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.496425][ T32] r5:85733000 r4:8291a680 [ 1343.496471][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.496580][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.496703][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcade08 [ 1343.496756][ T32] r4:00000000 [ 1343.496802][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.496871][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.496934][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.496991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698180 [ 1343.497061][ T32] r4:00000000 [ 1343.497117][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.497172][ T32] r9:83018205 r8:85733000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1343.497210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.497254][ T32] r5:00001000 r4:eb977000 [ 1343.497296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.497355][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.497402][ T32] r5:8565bf8c r4:8565bc00 [ 1343.497422][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.497466][ T32] r7:ddde2d80 r6:83018200 r5:8565bf8c r4:856a9400 [ 1343.497486][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.497585][ T32] r10:61c88647 r9:85733000 r8:856a942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.497652][ T32] r4:856a9400 [ 1343.497680][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.497783][ T32] r10:00000000 r9:856a9400 r8:80287e08 r7:ebc9de60 r6:8576c700 r5:85733000 [ 1343.497829][ T32] r4:00000001 [ 1343.497876][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.497951][ T32] Exception stack(0xebcadfb0 to 0xebcadff8) [ 1343.498033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.498097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.498151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.498263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.516561][ T32] r4:857674c0 [ 1343.517034][ T32] INFO: task kworker/1:866:5625 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.517076][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.517191][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.517253][ T32] Call trace: [ 1343.517307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.517367][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.517412][ T32] r4:00000000 [ 1343.517437][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.517501][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.517535][ T32] 5d20: ad966000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.517563][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.517587][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.517610][ T32] r5:800b0013 r4:80239bb0 [ 1343.517640][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.517685][ T32] r4:82ac21e4 [ 1343.517705][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.517746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.517768][ T32] r4:e0585dc0 [ 1343.517787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.517828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.517850][ T32] r4:00000000 [ 1343.517878][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.517927][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.517970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.518069][ T32] r5:00001000 r4:dfbdd000 [ 1343.518095][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.518137][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.518178][ T32] r5:84be838c r4:84be8000 [ 1343.518255][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.530416][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.530478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.530559][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.530614][ T32] r4:848ec200 [ 1343.530695][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.530800][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.530869][ T32] r4:00000001 [ 1343.530893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.530970][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.531012][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.531049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.531093][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.531147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.531174][ T32] r4:849b9d40 [ 1343.531214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.531278][ T32] INFO: task kworker/1:867:5626 blocked for more than 470 seconds. [ 1343.531315][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.531341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.531363][ T32] task:kworker/1:867 state:D stack:0 pid:5626 tgid:5626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.531438][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.531488][ T32] Call trace: [ 1343.531533][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.531607][ T32] r10:8291a684 r9:ebcb1d84 r8:00000002 r7:60000113 r6:ebcb1d8c r5:85730c00 [ 1343.531685][ T32] r4:85730c00 [ 1343.531708][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.531786][ T32] r5:85730c00 r4:8291a680 [ 1343.531812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.531876][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.531958][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb1e08 [ 1343.531994][ T32] r4:00000000 [ 1343.532031][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.532074][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.532112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.532161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767e00 [ 1343.532187][ T32] r4:00000000 [ 1343.532207][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.532276][ T32] r9:83018205 r8:85730c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1343.532344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.532391][ T32] r5:00001000 r4:eb771000 [ 1343.532413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.532452][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.532526][ T32] r5:8565ab8c r4:8565a800 [ 1343.532568][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.532667][ T32] r7:ddde2d80 r6:83018200 r5:8565ab8c r4:856a9480 [ 1343.532694][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.532748][ T32] r10:61c88647 r9:85730c00 r8:856a94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.532810][ T32] r4:856a9480 [ 1343.532843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.532891][ T32] r10:00000000 r9:856a9480 r8:80287e08 r7:ebcade60 r6:8576c780 r5:85730c00 [ 1343.532934][ T32] r4:00000001 [ 1343.532957][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.532993][ T32] Exception stack(0xebcb1fb0 to 0xebcb1ff8) [ 1343.533024][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.533053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.533111][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.533166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.533191][ T32] r4:85767f80 [ 1343.533612][ T32] INFO: task kworker/1:867:5626 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.533669][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.533787][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.533887][ T32] Call trace: [ 1343.533931][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.533982][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.534004][ T32] r4:00000000 [ 1343.534051][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.534112][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.534144][ T32] 5d20: add75000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.534173][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.534198][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.534220][ T32] r5:800b0013 r4:80239bb0 [ 1343.534240][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.534281][ T32] r4:82ac21e4 [ 1343.534301][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.534341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.534363][ T32] r4:e0585dc0 [ 1343.534413][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.534465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.534487][ T32] r4:00000000 [ 1343.534516][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.534564][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.534594][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.534638][ T32] r5:00001000 r4:dfbdd000 [ 1343.534658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.534719][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.534765][ T32] r5:84be838c r4:84be8000 [ 1343.534784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.534869][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.534906][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.534965][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.535013][ T32] r4:848ec200 [ 1343.535039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.535085][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.535130][ T32] r4:00000001 [ 1343.535152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.535198][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.535226][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.535299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.535329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.535356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.535398][ T32] r4:849b9d40 [ 1343.535431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.535462][ T32] INFO: task kworker/1:868:5628 blocked for more than 470 seconds. [ 1343.535500][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.535526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.535547][ T32] task:kworker/1:868 state:D stack:0 pid:5628 tgid:5628 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.535590][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.535675][ T32] Call trace: [ 1343.535730][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.535780][ T32] r10:8291a684 r9:ebcbdd84 r8:00000002 r7:60000113 r6:ebcbdd8c r5:85734800 [ 1343.535802][ T32] r4:85734800 [ 1343.535843][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.535888][ T32] r5:85734800 r4:8291a680 [ 1343.535908][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.535947][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.536009][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcbde08 [ 1343.536060][ T32] r4:00000000 [ 1343.536082][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.536117][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.536152][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.536201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a6dc0 [ 1343.536226][ T32] r4:00000000 [ 1343.536246][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.536288][ T32] r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1343.536310][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.536372][ T32] r5:00001000 r4:eb799000 [ 1343.536417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.536478][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.536523][ T32] r5:8565af8c r4:8565ac00 [ 1343.536543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.536627][ T32] r7:ddde2d80 r6:83018200 r5:8565af8c r4:856a9500 [ 1343.536653][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.536701][ T32] r10:61c88647 r9:85734800 r8:856a952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.536748][ T32] r4:856a9500 [ 1343.536771][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.536816][ T32] r10:00000000 r9:856a9500 r8:80287e08 r7:ebcade60 r6:8576c800 r5:85734800 [ 1343.536837][ T32] r4:00000001 [ 1343.536855][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.536913][ T32] Exception stack(0xebcbdfb0 to 0xebcbdff8) [ 1343.536945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.536972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.537042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.537075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.537133][ T32] r4:85767e40 [ 1343.537369][ T32] INFO: task kworker/1:868:5628 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.537402][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.537472][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.537562][ T32] Call trace: [ 1343.537616][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.537685][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.537721][ T32] r4:00000000 [ 1343.537743][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.537783][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.537832][ T32] 5d20: add75000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.537865][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.537899][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.537938][ T32] r5:800b0013 r4:80239bb0 [ 1343.538009][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.538058][ T32] r4:82ac21e4 [ 1343.538119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.538165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.538188][ T32] r4:e0585dc0 [ 1343.538238][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.558709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.558785][ T32] r4:00000000 [ 1343.558855][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.558931][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.558955][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.559002][ T32] r5:00001000 r4:dfbdd000 [ 1343.559044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.559092][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.559137][ T32] r5:84be838c r4:84be8000 [ 1343.559158][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.559206][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.559227][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.559273][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.559295][ T32] r4:848ec200 [ 1343.559315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.559359][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.559390][ T32] r4:00000001 [ 1343.559436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.559499][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.559533][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.559563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.559609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.559679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.559706][ T32] r4:849b9d40 [ 1343.559729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.559759][ T32] INFO: task kworker/1:869:5630 blocked for more than 470 seconds. [ 1343.559820][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.559848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.559892][ T32] task:kworker/1:869 state:D stack:0 pid:5630 tgid:5630 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.560018][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.560075][ T32] Call trace: [ 1343.560129][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.560185][ T32] r10:8291a684 r9:ebcc5d84 r8:00000002 r7:60000013 r6:ebcc5d8c r5:85732400 [ 1343.560207][ T32] r4:85732400 [ 1343.560227][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.560268][ T32] r5:85732400 r4:8291a680 [ 1343.560288][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.560327][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.560368][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc5e08 [ 1343.560412][ T32] r4:00000000 [ 1343.560435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.560493][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.560531][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.560572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856075c0 [ 1343.560594][ T32] r4:00000000 [ 1343.560613][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.560656][ T32] r9:83018205 r8:85732400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1343.560677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.560738][ T32] r5:00001000 r4:eb7cf000 [ 1343.560765][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.560805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.560892][ T32] r5:8565b38c r4:8565b000 [ 1343.560915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.560980][ T32] r7:ddde2d80 r6:83018200 r5:8565b38c r4:856a9080 [ 1343.561004][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.561057][ T32] r10:61c88647 r9:85732400 r8:856a90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.561079][ T32] r4:856a9080 [ 1343.561118][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.561166][ T32] r10:00000000 r9:856a9080 r8:80287e08 r7:ebcade60 r6:8576c880 r5:85732400 [ 1343.561188][ T32] r4:00000001 [ 1343.561207][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.561263][ T32] Exception stack(0xebcc5fb0 to 0xebcc5ff8) [ 1343.561293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.561321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.561346][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.561373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.561417][ T32] r4:85767fc0 [ 1343.562056][ T32] INFO: task kworker/1:869:5630 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.562126][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.562189][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.562315][ T32] Call trace: [ 1343.562385][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.562439][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.562463][ T32] r4:00000000 [ 1343.562527][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.562571][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.562599][ T32] 5d20: ae1b6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.562637][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.562739][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.562869][ T32] r5:800b0013 r4:80239bb0 [ 1343.562906][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.562972][ T32] r4:82ac21e4 [ 1343.563006][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.563069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.563105][ T32] r4:e0585dc0 [ 1343.563128][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.563170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.563214][ T32] r4:00000000 [ 1343.563237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.563281][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.563302][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.563366][ T32] r5:00001000 r4:dfbdd000 [ 1343.563390][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.563429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.563513][ T32] r5:84be838c r4:84be8000 [ 1343.563557][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.563607][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.563629][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.563675][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.563726][ T32] r4:848ec200 [ 1343.563779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.563827][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.563870][ T32] r4:00000001 [ 1343.563892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.563928][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.563953][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.563990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.564046][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.564077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.564099][ T32] r4:849b9d40 [ 1343.564152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.564189][ T32] INFO: task kworker/1:870:5632 blocked for more than 470 seconds. [ 1343.564247][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.564305][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.564369][ T32] task:kworker/1:870 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.564443][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.564508][ T32] Call trace: [ 1343.564604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.564677][ T32] r10:8291a684 r9:ebcd1d84 r8:00000002 r7:60000013 r6:ebcd1d8c r5:85735400 [ 1343.564703][ T32] r4:85735400 [ 1343.564723][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.564813][ T32] r5:85735400 r4:8291a680 [ 1343.564858][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.564899][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.564940][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd1e08 [ 1343.564961][ T32] r4:00000000 [ 1343.564979][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.565110][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.565150][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.565211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763a00 [ 1343.565238][ T32] r4:00000000 [ 1343.565257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.565310][ T32] r9:83018205 r8:85735400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1343.565377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.565446][ T32] r5:00001000 r4:eb7eb000 [ 1343.565489][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.565531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.565593][ T32] r5:8565b78c r4:8565b400 [ 1343.565615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.565684][ T32] r7:ddde2d80 r6:83018200 r5:8565b78c r4:856a9600 [ 1343.565707][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.565765][ T32] r10:61c88647 r9:85735400 r8:856a962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.565791][ T32] r4:856a9600 [ 1343.565831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.565887][ T32] r10:00000000 r9:856a9600 r8:80287e08 r7:ebcade60 r6:8576c900 r5:85735400 [ 1343.565912][ T32] r4:00000001 [ 1343.565930][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.565964][ T32] Exception stack(0xebcd1fb0 to 0xebcd1ff8) [ 1343.565990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.566023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.566050][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.566077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.566098][ T32] r4:85763fc0 [ 1343.566355][ T32] INFO: task kworker/1:870:5632 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.566410][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.566492][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.566591][ T32] Call trace: [ 1343.566645][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.566718][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.566746][ T32] r4:00000000 [ 1343.566779][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.566864][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.566895][ T32] 5d20: ae1b6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.566955][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.566983][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.567008][ T32] r5:800b0013 r4:80239bb0 [ 1343.567055][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.567099][ T32] r4:82ac21e4 [ 1343.567119][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.567159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.567181][ T32] r4:e0585dc0 [ 1343.567200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.567240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.567261][ T32] r4:00000000 [ 1343.567279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.567323][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.567367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.567413][ T32] r5:00001000 r4:dfbdd000 [ 1343.567432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.567492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.567537][ T32] r5:84be838c r4:84be8000 [ 1343.567577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.567626][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.567647][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.567693][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.567714][ T32] r4:848ec200 [ 1343.567732][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.567776][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.567808][ T32] r4:00000001 [ 1343.567853][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.567891][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.567916][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.567969][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.567999][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.568042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.568066][ T32] r4:849b9d40 [ 1343.568108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.568136][ T32] INFO: task kworker/1:871:5634 blocked for more than 470 seconds. [ 1343.568162][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.568225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.588785][ T32] task:kworker/1:871 state:D stack:0 pid:5634 tgid:5634 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.588887][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.588954][ T32] Call trace: [ 1343.588988][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.589060][ T32] r10:8291a684 r9:ebcd9d84 r8:00000002 r7:60000113 r6:ebcd9d8c r5:85733c00 [ 1343.589084][ T32] r4:85733c00 [ 1343.589105][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.589148][ T32] r5:85733c00 r4:8291a680 [ 1343.589168][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.589207][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.589247][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcd9e08 [ 1343.589269][ T32] r4:00000000 [ 1343.589289][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.589322][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.589381][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.589428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698040 [ 1343.589503][ T32] r4:00000000 [ 1343.589524][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.589571][ T32] r9:83018205 r8:85733c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1343.589593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.589634][ T32] r5:00001000 r4:eb96b000 [ 1343.589654][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.589730][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.589784][ T32] r5:8565bb8c r4:8565b800 [ 1343.589805][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.589852][ T32] r7:ddde2d80 r6:83018200 r5:8565bb8c r4:856a9580 [ 1343.589872][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.589929][ T32] r10:61c88647 r9:85733c00 r8:856a95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.589963][ T32] r4:856a9580 [ 1343.589986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.590038][ T32] r10:00000000 r9:856a9580 r8:80287e08 r7:ebcade60 r6:8576c980 r5:85733c00 [ 1343.590060][ T32] r4:00000001 [ 1343.590080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.590117][ T32] Exception stack(0xebcd9fb0 to 0xebcd9ff8) [ 1343.590167][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.590200][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.590258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.590290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.590332][ T32] r4:85698080 [ 1343.590789][ T32] INFO: task kworker/1:871:5634 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.590852][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.590979][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.591045][ T32] Call trace: [ 1343.591076][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.591126][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.591172][ T32] r4:00000000 [ 1343.591241][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.591285][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.591349][ T32] 5d20: ae4aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.591383][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.591409][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.591453][ T32] r5:800b0013 r4:80239bb0 [ 1343.591477][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.591519][ T32] r4:82ac21e4 [ 1343.591560][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.591605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.591650][ T32] r4:e0585dc0 [ 1343.591694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.591786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.591812][ T32] r4:00000000 [ 1343.591853][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.591903][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.591924][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.591965][ T32] r5:00001000 r4:dfbdd000 [ 1343.592006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.592056][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.592097][ T32] r5:84be838c r4:84be8000 [ 1343.592127][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.592207][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.592232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.592319][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.592369][ T32] r4:848ec200 [ 1343.592397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.592455][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.592481][ T32] r4:00000001 [ 1343.592500][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.592535][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.592584][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.592621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.592673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.592740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.592786][ T32] r4:849b9d40 [ 1343.592842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.592877][ T32] INFO: task kworker/1:872:5636 blocked for more than 470 seconds. [ 1343.592932][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.592987][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.593043][ T32] task:kworker/1:872 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.593100][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.593155][ T32] Call trace: [ 1343.593227][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.593278][ T32] r10:8291a684 r9:ebce1d84 r8:00000002 r7:60000113 r6:ebce1d8c r5:85736000 [ 1343.593301][ T32] r4:85736000 [ 1343.593321][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.593363][ T32] r5:85736000 r4:8291a680 [ 1343.593382][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.593421][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.593463][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce1e08 [ 1343.593484][ T32] r4:00000000 [ 1343.593502][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.593535][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.593567][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.593607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698d80 [ 1343.593629][ T32] r4:00000000 [ 1343.593648][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.593718][ T32] r9:83018205 r8:85736000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1343.593744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.593788][ T32] r5:00001000 r4:eba71000 [ 1343.593807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.593870][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.593916][ T32] r5:8565e38c r4:8565e000 [ 1343.593964][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.594040][ T32] r7:ddde2d80 r6:83018200 r5:8565e38c r4:856a9700 [ 1343.594086][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.594152][ T32] r10:61c88647 r9:85736000 r8:856a972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.594185][ T32] r4:856a9700 [ 1343.594207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.594273][ T32] r10:00000000 r9:856a9700 r8:80287e08 r7:ebcade60 r6:8576ca00 r5:85736000 [ 1343.594308][ T32] r4:00000001 [ 1343.594349][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.594387][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1343.594414][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.594442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.594499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.594551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.594598][ T32] r4:85698240 [ 1343.594919][ T32] INFO: task kworker/1:872:5636 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.594979][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.595063][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.595128][ T32] Call trace: [ 1343.595182][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.595233][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.595256][ T32] r4:00000000 [ 1343.595276][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.595315][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.595364][ T32] 5d20: ae4aa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.595397][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.595478][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.595506][ T32] r5:800b0013 r4:80239bb0 [ 1343.595547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.595608][ T32] r4:82ac21e4 [ 1343.595631][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.595694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.595750][ T32] r4:e0585dc0 [ 1343.595775][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.595816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.595838][ T32] r4:00000000 [ 1343.595867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.595915][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.595957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.596020][ T32] r5:00001000 r4:dfbdd000 [ 1343.596044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.596084][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.596146][ T32] r5:84be838c r4:84be8000 [ 1343.596171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.596217][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.596238][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.596285][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.596306][ T32] r4:848ec200 [ 1343.596325][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.596369][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.596414][ T32] r4:00000001 [ 1343.596436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.596471][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.596498][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.596535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.596565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.596593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.596648][ T32] r4:849b9d40 [ 1343.596671][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.596697][ T32] INFO: task kworker/1:873:5638 blocked for more than 470 seconds. [ 1343.596745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.596774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.596819][ T32] task:kworker/1:873 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.596878][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.596919][ T32] Call trace: [ 1343.596992][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.597048][ T32] r10:8291a684 r9:ebce9d84 r8:00000002 r7:60000013 r6:ebce9d8c r5:84aa8c00 [ 1343.597103][ T32] r4:84aa8c00 [ 1343.597149][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.597214][ T32] r5:84aa8c00 r4:8291a680 [ 1343.597237][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.597276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.597326][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 [ 1343.597373][ T32] r4:00000000 [ 1343.597395][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.597430][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.597465][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.597505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856982c0 [ 1343.597527][ T32] r4:00000000 [ 1343.597546][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.597589][ T32] r9:83018205 r8:84aa8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1343.597636][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.597702][ T32] r5:00001000 r4:eb98b000 [ 1343.597724][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.597801][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.597846][ T32] r5:8565c38c r4:8565c000 [ 1343.597889][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.597948][ T32] r7:ddde2d80 r6:83018200 r5:8565c38c r4:856a9780 [ 1343.597976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.598043][ T32] r10:61c88647 r9:84aa8c00 r8:856a97ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.598085][ T32] r4:856a9780 [ 1343.598107][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.598152][ T32] r10:00000000 r9:856a9780 r8:80287e08 r7:ebce1e60 r6:8576ca80 r5:84aa8c00 [ 1343.598204][ T32] r4:00000001 [ 1343.598273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.630511][ T32] Exception stack(0xebce9fb0 to 0xebce9ff8) [ 1343.630569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.630601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.630648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.630690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.630745][ T32] r4:856983c0 [ 1343.631236][ T32] INFO: task kworker/1:873:5638 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.631302][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.631402][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.631464][ T32] Call trace: [ 1343.631541][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.631598][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.631622][ T32] r4:00000000 [ 1343.631641][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.631680][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.631707][ T32] 5d20: aecab000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.631736][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.631792][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.631821][ T32] r5:800b0013 r4:80239bb0 [ 1343.631903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.631959][ T32] r4:82ac21e4 [ 1343.632025][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.632093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.632119][ T32] r4:e0585dc0 [ 1343.632140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.632224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.632270][ T32] r4:00000000 [ 1343.632341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.632396][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.632419][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.632481][ T32] r5:00001000 r4:dfbdd000 [ 1343.632505][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.632546][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.632603][ T32] r5:84be838c r4:84be8000 [ 1343.632717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.632783][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.632807][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.632855][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.632900][ T32] r4:848ec200 [ 1343.632926][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.632973][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.632994][ T32] r4:00000001 [ 1343.633019][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.633056][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.633178][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.633219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.633245][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.633341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.633367][ T32] r4:849b9d40 [ 1343.633388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.633433][ T32] INFO: task kworker/1:874:5640 blocked for more than 470 seconds. [ 1343.633526][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.633556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.633577][ T32] task:kworker/1:874 state:D stack:0 pid:5640 tgid:5640 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.633651][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.633710][ T32] Call trace: [ 1343.633789][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.633877][ T32] r10:8291a684 r9:ebcf1d84 r8:00000002 r7:60000013 r6:ebcf1d8c r5:84aa8000 [ 1343.633932][ T32] r4:84aa8000 [ 1343.633956][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.633999][ T32] r5:84aa8000 r4:8291a680 [ 1343.634044][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.634112][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.634158][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 [ 1343.634204][ T32] r4:00000000 [ 1343.634258][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.634321][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.634380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.634446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698440 [ 1343.634492][ T32] r4:00000000 [ 1343.634517][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.634561][ T32] r9:83018205 r8:84aa8000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1343.634592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.634636][ T32] r5:00001000 r4:eb9a3000 [ 1343.634677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.634752][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.634805][ T32] r5:8565c78c r4:8565c400 [ 1343.634875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.634940][ T32] r7:ddde2d80 r6:83018200 r5:8565c78c r4:856a9800 [ 1343.634965][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.635021][ T32] r10:61c88647 r9:84aa8000 r8:856a982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.635073][ T32] r4:856a9800 [ 1343.635139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.635213][ T32] r10:00000000 r9:856a9800 r8:80287e08 r7:ebce1e60 r6:8576cb00 r5:84aa8000 [ 1343.635257][ T32] r4:00000001 [ 1343.635289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.635330][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1343.635379][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.635412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.635444][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.635494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.635520][ T32] r4:85698280 [ 1343.635801][ T32] INFO: task kworker/1:874:5640 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.635866][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.635926][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.636012][ T32] Call trace: [ 1343.636052][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.636103][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.636146][ T32] r4:00000000 [ 1343.636169][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.636208][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.636295][ T32] 5d20: aecab000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.636329][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.636378][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.636447][ T32] r5:800b0013 r4:80239bb0 [ 1343.636500][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.636544][ T32] r4:82ac21e4 [ 1343.636567][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.636651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.636679][ T32] r4:e0585dc0 [ 1343.636699][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.636741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.636781][ T32] r4:00000000 [ 1343.636805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.636877][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.636903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.636944][ T32] r5:00001000 r4:dfbdd000 [ 1343.636964][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.637004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.637056][ T32] r5:84be838c r4:84be8000 [ 1343.637097][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.637147][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.637212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.637262][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.637284][ T32] r4:848ec200 [ 1343.637303][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.637347][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.637369][ T32] r4:00000001 [ 1343.637387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.637421][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.637446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.637496][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.637554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.637622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.637648][ T32] r4:849b9d40 [ 1343.637690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.637718][ T32] INFO: task kworker/1:875:5642 blocked for more than 470 seconds. [ 1343.637745][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.637769][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.637789][ T32] task:kworker/1:875 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.637842][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.637897][ T32] Call trace: [ 1343.637926][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.637981][ T32] r10:8291a684 r9:ebcf9d84 r8:00000002 r7:60000113 r6:ebcf9d8c r5:84aa9800 [ 1343.638008][ T32] r4:84aa9800 [ 1343.638033][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.638087][ T32] r5:84aa9800 r4:8291a680 [ 1343.638110][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.638149][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.638189][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf9e08 [ 1343.661380][ T32] r4:00000000 [ 1343.661490][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.661575][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.661621][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.661689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698580 [ 1343.661759][ T32] r4:00000000 [ 1343.661785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.661832][ T32] r9:83018205 r8:84aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1343.661853][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.661898][ T32] r5:00001000 r4:eb9b3000 [ 1343.661940][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.661985][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.662075][ T32] r5:8565cb8c r4:8565c800 [ 1343.662123][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.662196][ T32] r7:ddde2d80 r6:83018200 r5:8565cb8c r4:856a9880 [ 1343.662220][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.662300][ T32] r10:61c88647 r9:84aa9800 r8:856a98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.662376][ T32] r4:856a9880 [ 1343.662430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.662483][ T32] r10:00000000 r9:856a9880 r8:80287e08 r7:ebce1e60 r6:8576cb80 r5:84aa9800 [ 1343.662506][ T32] r4:00000001 [ 1343.662525][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.662563][ T32] Exception stack(0xebcf9fb0 to 0xebcf9ff8) [ 1343.662592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.662620][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.662670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.662724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.662766][ T32] r4:85698680 [ 1343.663263][ T32] INFO: task kworker/1:875:5642 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.663342][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.663446][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.663540][ T32] Call trace: [ 1343.663593][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.663654][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.663677][ T32] r4:00000000 [ 1343.663696][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.663735][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.663789][ T32] 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.663823][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.663848][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.663871][ T32] r5:800b0013 r4:80239bb0 [ 1343.663914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.663963][ T32] r4:82ac21e4 [ 1343.663983][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.664054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.664089][ T32] r4:e0585dc0 [ 1343.664112][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.664163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.664219][ T32] r4:00000000 [ 1343.664250][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.664319][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.664349][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.664402][ T32] r5:00001000 r4:dfbdd000 [ 1343.664425][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.664484][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.664550][ T32] r5:84be838c r4:84be8000 [ 1343.664573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.664640][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.664665][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.664737][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.664769][ T32] r4:848ec200 [ 1343.664788][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.664874][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.664900][ T32] r4:00000001 [ 1343.664962][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.665022][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.665052][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.665080][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.665105][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.665133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.665182][ T32] r4:849b9d40 [ 1343.665206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.665246][ T32] INFO: task kworker/1:876:5644 blocked for more than 470 seconds. [ 1343.665334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.665364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.665385][ T32] task:kworker/1:876 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.665560][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.665606][ T32] Call trace: [ 1343.665664][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.665713][ T32] r10:8291a684 r9:ebd01d84 r8:00000002 r7:60000113 r6:ebd01d8c r5:84aaa400 [ 1343.665735][ T32] r4:84aaa400 [ 1343.665755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.665796][ T32] r5:84aaa400 r4:8291a680 [ 1343.665816][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.665853][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.665915][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd01e08 [ 1343.665963][ T32] r4:00000000 [ 1343.665986][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.666029][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.666085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.666173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856986c0 [ 1343.666199][ T32] r4:00000000 [ 1343.666219][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.666316][ T32] r9:83018205 r8:84aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1343.666345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.666388][ T32] r5:00001000 r4:eb9c7000 [ 1343.666407][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.666445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.666507][ T32] r5:8565cf8c r4:8565cc00 [ 1343.666561][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.666660][ T32] r7:ddde2d80 r6:83018200 r5:8565cf8c r4:856a9680 [ 1343.666685][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.666731][ T32] r10:61c88647 r9:84aaa400 r8:856a96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.666781][ T32] r4:856a9680 [ 1343.666832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.666912][ T32] r10:00000000 r9:856a9680 r8:80287e08 r7:ebce1e60 r6:8576cc00 r5:84aaa400 [ 1343.666958][ T32] r4:00000001 [ 1343.666981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.667061][ T32] Exception stack(0xebd01fb0 to 0xebd01ff8) [ 1343.667132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.667163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.667221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.667265][ T32] r4:856984c0 [ 1343.667524][ T32] INFO: task kworker/1:876:5644 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.667581][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.667639][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.667706][ T32] Call trace: [ 1343.667739][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.667788][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.667854][ T32] r4:00000000 [ 1343.667878][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.667939][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.667970][ T32] 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.667999][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.668028][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.668072][ T32] r5:800b0013 r4:80239bb0 [ 1343.668096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.668136][ T32] r4:82ac21e4 [ 1343.668156][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.668276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.678736][ T32] r4:e0585dc0 [ 1343.678776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.678873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.678920][ T32] r4:00000000 [ 1343.678956][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.679007][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.679039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.679117][ T32] r5:00001000 r4:dfbdd000 [ 1343.679154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.679228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.679289][ T32] r5:84be838c r4:84be8000 [ 1343.679314][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.679384][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.679433][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.679505][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.679548][ T32] r4:848ec200 [ 1343.679571][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.679618][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.679640][ T32] r4:00000001 [ 1343.679683][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.679729][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.679757][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.679786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.679832][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.679864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.679908][ T32] r4:849b9d40 [ 1343.679944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.679985][ T32] INFO: task kworker/1:877:5646 blocked for more than 470 seconds. [ 1343.680025][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.680050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.680073][ T32] task:kworker/1:877 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.680128][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.680171][ T32] Call trace: [ 1343.680216][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.680290][ T32] r10:8291a684 r9:ebd11d84 r8:00000002 r7:60000113 r6:ebd11d8c r5:84aab000 [ 1343.680316][ T32] r4:84aab000 [ 1343.680358][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.680425][ T32] r5:84aab000 r4:8291a680 [ 1343.680450][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.680510][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.680577][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd11e08 [ 1343.680624][ T32] r4:00000000 [ 1343.680646][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.680680][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.680735][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.680801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698800 [ 1343.680845][ T32] r4:00000000 [ 1343.680867][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.680920][ T32] r9:83018205 r8:84aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1343.680945][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.681009][ T32] r5:00001000 r4:eb9e3000 [ 1343.681036][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.681076][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.681117][ T32] r5:8565d38c r4:8565d000 [ 1343.681161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.681208][ T32] r7:ddde2d80 r6:83018200 r5:8565d38c r4:856a9900 [ 1343.681229][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.681274][ T32] r10:61c88647 r9:84aab000 r8:856a992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.681310][ T32] r4:856a9900 [ 1343.681332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.681407][ T32] r10:00000000 r9:856a9900 r8:80287e08 r7:ebce1e60 r6:8576cc80 r5:84aab000 [ 1343.681456][ T32] r4:00000001 [ 1343.681523][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.681561][ T32] Exception stack(0xebd11fb0 to 0xebd11ff8) [ 1343.681587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.681617][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.681667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.681698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.681737][ T32] r4:85698600 [ 1343.682162][ T32] INFO: task kworker/1:877:5646 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.682199][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.682267][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.682381][ T32] Call trace: [ 1343.682429][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.682485][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.682536][ T32] r4:00000000 [ 1343.682560][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.682600][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.682647][ T32] 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.682713][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.682755][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.682785][ T32] r5:800b0013 r4:80239bb0 [ 1343.682805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.682880][ T32] r4:82ac21e4 [ 1343.682926][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.682995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.683027][ T32] r4:e0585dc0 [ 1343.683049][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.683094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.683116][ T32] r4:00000000 [ 1343.683134][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.683201][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.683227][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.683268][ T32] r5:00001000 r4:dfbdd000 [ 1343.683288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.683326][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.683367][ T32] r5:84be838c r4:84be8000 [ 1343.683386][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.683451][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.683476][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.683523][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.683554][ T32] r4:848ec200 [ 1343.683575][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.683622][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.683644][ T32] r4:00000001 [ 1343.683662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.683696][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.683720][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.683748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.683783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.683816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.683838][ T32] r4:849b9d40 [ 1343.683879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1343.683969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.684017][ T32] task:kworker/1:878 state:D stack:0 pid:5648 tgid:5648 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.684119][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.684169][ T32] Call trace: [ 1343.684225][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.684275][ T32] r10:8291a684 r9:ebd25d84 r8:00000002 r7:60000113 r6:ebd25d8c r5:84aad400 [ 1343.684297][ T32] r4:84aad400 [ 1343.684352][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.684403][ T32] r5:84aad400 r4:8291a680 [ 1343.684461][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.684547][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.684592][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd25e08 [ 1343.684614][ T32] r4:00000000 [ 1343.684633][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.684782][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.684840][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.684895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698980 [ 1343.684950][ T32] r4:00000000 [ 1343.684973][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.685022][ T32] r9:83018205 r8:84aad400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1343.685054][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.685098][ T32] r5:00001000 r4:eb9f7000 [ 1343.685149][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.685191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.685232][ T32] r5:8565d78c r4:8565d400 [ 1343.685253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.685297][ T32] r7:ddde2d80 r6:83018200 r5:8565d78c r4:856a9980 [ 1343.685318][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.685428][ T32] r10:61c88647 r9:84aad400 r8:856a99ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.685459][ T32] r4:856a9980 [ 1343.685478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.685522][ T32] r10:00000000 r9:856a9980 r8:80287e08 r7:ebce1e60 r6:8576cd00 r5:84aad400 [ 1343.685544][ T32] r4:00000001 [ 1343.685562][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.685596][ T32] Exception stack(0xebd25fb0 to 0xebd25ff8) [ 1343.685620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.685647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.685672][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.685709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.685736][ T32] r4:85698740 [ 1343.685985][ T32] INFO: task kworker/1:878:5648 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.686026][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.686147][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.686194][ T32] Call trace: [ 1343.686257][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.686351][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.686393][ T32] r4:00000000 [ 1343.686416][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.686455][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.686502][ T32] 5d20: af30a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.686540][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.686566][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.686588][ T32] r5:800b0013 r4:80239bb0 [ 1343.686630][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.686712][ T32] r4:82ac21e4 [ 1343.686733][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.686871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.687008][ T32] r4:e0585dc0 [ 1343.687037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.687079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.687163][ T32] r4:00000000 [ 1343.687187][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.687258][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.687305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.687370][ T32] r5:00001000 r4:dfbdd000 [ 1343.687414][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.687581][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1343.687811][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.688174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.719067][ T32] Call trace: [ 1343.719123][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.719218][ T32] r10:8291a684 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:84aac800 [ 1343.719265][ T32] r4:84aac800 [ 1343.719300][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.719432][ T32] r5:84aac800 r4:8291a680 [ 1343.719502][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.719545][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.719589][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1343.719611][ T32] r4:00000000 [ 1343.719629][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.719663][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.719721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.719794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698ac0 [ 1343.719820][ T32] r4:00000000 [ 1343.719840][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.719886][ T32] r9:83018205 r8:84aac800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1343.719907][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.719948][ T32] r5:00001000 r4:eba21000 [ 1343.719968][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.720008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.720099][ T32] r5:8565db8c r4:8565d800 [ 1343.720145][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.720196][ T32] r7:ddde2d80 r6:83018200 r5:8565db8c r4:856a9a00 [ 1343.720218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.720265][ T32] r10:61c88647 r9:84aac800 r8:856a9a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.720308][ T32] r4:856a9a00 [ 1343.720353][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.720403][ T32] r10:00000000 r9:856a9a00 r8:80287e08 r7:ebce1e60 r6:8576cd80 r5:84aac800 [ 1343.720446][ T32] r4:00000001 [ 1343.720491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.720555][ T32] Exception stack(0xebd2dfb0 to 0xebd2dff8) [ 1343.720587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.720658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.720687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.720737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.720801][ T32] r4:85698940 [ 1343.721248][ T32] INFO: task kworker/1:879:5650 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.721335][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1343.721495][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.721693][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1343.722006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1343.722435][ T32] r5:00001000 r4:dfbdd000 ** 5 printk messages dropped ** [ 1343.722737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1343.723006][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 9 printk messages dropped ** [ 1343.723466][ T32] task:kworker/1:880 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.723954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd39e08 ** 11 printk messages dropped ** [ 1343.724567][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.724612][ T32] r5:8565df8c r4:8565dc00 ** 2 printk messages dropped ** [ 1343.724709][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.725012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.725110][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.725140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.725168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.725211][ T32] r4:85698a00 [ 1343.725491][ T32] INFO: task kworker/1:880:5652 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.725529][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.725628][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.725687][ T32] Call trace: [ 1343.725802][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.725852][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.725874][ T32] r4:00000000 [ 1343.725916][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.725987][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.726023][ T32] 5d20: af9a0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.726054][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.726090][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.726115][ T32] r5:800b0013 r4:80239bb0 [ 1343.726180][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.726223][ T32] r4:82ac21e4 [ 1343.726263][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.726350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.726396][ T32] r4:e0585dc0 [ 1343.726435][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.726478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.726521][ T32] r4:00000000 [ 1343.726544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.726590][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.726660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.726747][ T32] r5:00001000 r4:dfbdd000 [ 1343.726794][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.726888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.726976][ T32] r5:84be838c r4:84be8000 [ 1343.727034][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.727084][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.727106][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.727172][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.727197][ T32] r4:848ec200 [ 1343.727238][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.727287][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.727309][ T32] r4:00000001 [ 1343.727328][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.727385][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.727424][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.727452][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.727500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.727532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.727555][ T32] r4:849b9d40 [ 1343.727591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.727619][ T32] INFO: task kworker/1:881:5654 blocked for more than 470 seconds. [ 1343.727666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.727692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.727715][ T32] task:kworker/1:881 state:D stack:0 pid:5654 tgid:5654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.727808][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.727851][ T32] Call trace: [ 1343.727927][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.727993][ T32] r10:8291a684 r9:ebd3dd84 r8:00000002 r7:60000013 r6:ebd3dd8c r5:84aae000 [ 1343.728024][ T32] r4:84aae000 [ 1343.728045][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.728109][ T32] r5:84aae000 r4:8291a680 [ 1343.728137][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.728203][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.728248][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 [ 1343.751327][ T32] r4:00000000 [ 1343.751409][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.751472][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.751512][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.751553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85698ec0 [ 1343.751633][ T32] r4:00000000 [ 1343.751659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.751745][ T32] r9:83018205 r8:84aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1343.751856][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.751967][ T32] r5:00001000 r4:eba93000 [ 1343.751992][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.752040][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.752083][ T32] r5:8565e78c r4:8565e400 [ 1343.752105][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.752153][ T32] r7:ddde2d80 r6:83018200 r5:8565e78c r4:856a9b80 [ 1343.752175][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.752222][ T32] r10:61c88647 r9:84aae000 r8:856a9bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.752268][ T32] r4:856a9b80 [ 1343.752322][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.752450][ T32] r10:00000000 r9:856a9b80 r8:80287e08 r7:ebce1e60 r6:8576ce80 r5:84aae000 [ 1343.752567][ T32] r4:00000001 [ 1343.752592][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.752677][ T32] Exception stack(0xebd3dfb0 to 0xebd3dff8) ** 1 printk messages dropped ** [ 1343.752739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.753704][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.753888][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1343.754142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1343.754587][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.754949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.755751][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.755949][ T32] r5:85736c00 r4:8291a680 ** 5 printk messages dropped ** [ 1343.756376][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.757274][ T32] r5:8565eb8c r4:8565e800 [ 1343.757298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1343.757603][ T32] r4:856a9c00 ** 7 printk messages dropped ** [ 1343.779955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.781102][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1343.781317][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.781346][ T32] 5d20: afd62000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.781375][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.781400][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.781424][ T32] r5:800b0013 r4:80239bb0 [ 1343.781445][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.781488][ T32] r4:82ac21e4 [ 1343.781508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.781551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.781575][ T32] r4:e0585dc0 [ 1343.781879][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.781930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.782031][ T32] r4:00000000 [ 1343.782058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.782106][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.782128][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.782271][ T32] r5:00001000 r4:dfbdd000 [ 1343.782336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.782428][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.782479][ T32] r5:84be838c r4:84be8000 [ 1343.782500][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.782624][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.782678][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.782732][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.782848][ T32] r4:848ec200 [ 1343.782875][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.782968][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.783069][ T32] r4:00000001 [ 1343.783093][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.783132][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.783172][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.783213][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.783239][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.783471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.783500][ T32] r4:849b9d40 [ 1343.783523][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.783563][ T32] INFO: task kworker/1:883:5659 blocked for more than 470 seconds. [ 1343.783598][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.783692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.783718][ T32] task:kworker/1:883 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.783809][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.784016][ T32] Call trace: [ 1343.784114][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.784283][ T32] r10:8291a684 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:856d2400 [ 1343.784312][ T32] r4:856d2400 [ 1343.784357][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.784404][ T32] r5:856d2400 r4:8291a680 [ 1343.784425][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.784509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.784559][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 [ 1343.784664][ T32] r4:00000000 [ 1343.784687][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.784723][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.784760][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.784804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856aec40 [ 1343.784839][ T32] r4:00000000 [ 1343.784994][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.785107][ T32] r9:83018205 r8:856d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1343.785206][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.785252][ T32] r5:00001000 r4:ebabb000 [ 1343.785272][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.785312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.785520][ T32] r5:8565ef8c r4:8565ec00 [ 1343.785547][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.785630][ T32] r7:ddde2d80 r6:83018200 r5:8565ef8c r4:856a9c80 ** 1 printk messages dropped ** [ 1343.785800][ T32] r10:61c88647 r9:856d2400 r8:856a9cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.786508][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.787451][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.787503][ T32] Call trace: [ 1343.787561][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.787615][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.787673][ T32] r4:00000000 [ 1343.787777][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.787910][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.787942][ T32] 5d20: afd62000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.788384][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.816858][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.816913][ T32] r5:800b0013 r4:80239bb0 [ 1343.816940][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.817004][ T32] r4:82ac21e4 [ 1343.817034][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.817079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.817111][ T32] r4:e0585dc0 [ 1343.817134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.817210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.817238][ T32] r4:00000000 [ 1343.817659][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.817844][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.817872][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.817922][ T32] r5:00001000 r4:dfbdd000 [ 1343.817962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.818008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.818364][ T32] r5:84be838c r4:84be8000 [ 1343.828936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.829101][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.829210][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.829313][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.829353][ T32] r4:848ec200 [ 1343.829402][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.829495][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.829544][ T32] r4:00000001 [ 1343.829590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.829664][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.829713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.829779][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.829880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.830616][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.831222][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.831882][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.832184][ T32] r5:8565f38c r4:8565f000 [ 1343.832226][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.832522][ T32] r10:00000000 r9:856a9a80 r8:80287e08 r7:ebd35e60 r6:856a9e00 r5:856d3000 ** 9 printk messages dropped ** [ 1343.833406][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.834145][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1343.834313][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.834677][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1343.835081][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1343.835448][ T32] r4:849b9d40 [ 1343.835473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.835524][ T32] INFO: task kworker/1:885:5663 blocked for more than 470 seconds. [ 1343.835571][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.835606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.835656][ T32] task:kworker/1:885 state:D stack:0 pid:5663 tgid:5663 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.835734][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.835797][ T32] Call trace: [ 1343.835832][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.835878][ T32] r10:8291a684 r9:ebc51d84 r8:00000002 r7:60000113 r6:ebc51d8c r5:856d3c00 [ 1343.835900][ T32] r4:856d3c00 [ 1343.835934][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.835980][ T32] r5:856d3c00 r4:8291a680 [ 1343.836028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.836104][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.836148][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1343.836202][ T32] r4:00000000 [ 1343.836280][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.836348][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.836388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.836494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677240 [ 1343.836579][ T32] r4:00000000 [ 1343.836806][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.836858][ T32] r9:83018205 r8:856d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1343.836896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.837016][ T32] r5:00001000 r4:ebad5000 [ 1343.837064][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.837188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.837234][ T32] r5:8565f78c r4:8565f400 [ 1343.837281][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.837330][ T32] r7:ddde2d80 r6:83018200 r5:8565f78c r4:856a9d00 [ 1343.837355][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.837491][ T32] r10:61c88647 r9:856d3c00 r8:856a9d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.837700][ T32] r4:856a9d00 [ 1343.837723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.837817][ T32] r10:00000000 r9:856a9d00 r8:80287e08 r7:ebd51e60 r6:856a9d80 r5:856d3c00 [ 1343.837974][ T32] r4:00000001 [ 1343.838023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.838143][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1343.838252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.857586][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.857641][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.857675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.857699][ T32] r4:85677000 [ 1343.858194][ T32] INFO: task kworker/1:885:5663 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.858478][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.858563][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.858624][ T32] Call trace: [ 1343.858656][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.858712][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.858736][ T32] r4:00000000 [ 1343.858796][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.858865][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.858894][ T32] 5d20: b0356000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.858942][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.858999][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.859063][ T32] r5:800b0013 r4:80239bb0 [ 1343.859088][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.859132][ T32] r4:82ac21e4 [ 1343.859152][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.859193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.859319][ T32] r4:e0585dc0 [ 1343.859343][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.859386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.859443][ T32] r4:00000000 [ 1343.859468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.859546][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.859574][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.859618][ T32] r5:00001000 r4:dfbdd000 [ 1343.859698][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.859743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.859787][ T32] r5:84be838c r4:84be8000 [ 1343.859915][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.859993][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.860022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.860126][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.860183][ T32] r4:848ec200 [ 1343.860207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.860334][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.860390][ T32] r4:00000001 [ 1343.860413][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.860505][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1343.860564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.860967][ T32] INFO: task kworker/1:886:5666 blocked for more than 470 seconds. ** 4 printk messages dropped ** [ 1343.861186][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.861337][ T32] r4:856d4800 ** 3 printk messages dropped ** [ 1343.861645][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1343.861761][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.861826][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.861871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677380 [ 1343.861894][ T32] r4:00000000 [ 1343.861913][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.861981][ T32] r9:83018205 r8:856d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1343.862008][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.862057][ T32] r5:00001000 r4:ebadd000 [ 1343.862079][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.862118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.862160][ T32] r5:8565fb8c r4:8565f800 [ 1343.862207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.862275][ T32] r7:ddde2d80 r6:83018200 r5:8565fb8c r4:856a9e80 [ 1343.862343][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.862400][ T32] r10:61c88647 r9:856d4800 r8:856a9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.862434][ T32] r4:856a9e80 [ 1343.862457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.862502][ T32] r10:00000000 r9:856a9e80 r8:80287e08 r7:ebc51e60 r6:856a9f00 r5:856d4800 [ 1343.862524][ T32] r4:00000001 [ 1343.862560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.862624][ T32] Exception stack(0xebd55fb0 to 0xebd55ff8) [ 1343.862652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.862686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.862767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.862802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.862881][ T32] r4:85677200 [ 1343.863306][ T32] INFO: task kworker/1:886:5666 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.863343][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.863632][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.863678][ T32] Call trace: [ 1343.863708][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.863773][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.863840][ T32] r4:00000000 [ 1343.863864][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.863933][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.863965][ T32] 5d20: b0356000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.863995][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.864028][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.864053][ T32] r5:800b0013 r4:80239bb0 [ 1343.864101][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.864147][ T32] r4:82ac21e4 [ 1343.864196][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.864302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.864401][ T32] r4:e0585dc0 [ 1343.864604][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.864651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.864721][ T32] r4:00000000 [ 1343.864747][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.864796][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.864818][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.864865][ T32] r5:00001000 r4:dfbdd000 [ 1343.864886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.864958][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.865005][ T32] r5:84be838c r4:84be8000 [ 1343.865107][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.865158][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.865185][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.865232][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.865313][ T32] r4:848ec200 [ 1343.865738][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.865855][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.865907][ T32] r4:00000001 [ 1343.865967][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.866051][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.866104][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.866181][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.866251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.866311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.866391][ T32] r4:849b9d40 [ 1343.866441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.866494][ T32] INFO: task kworker/1:887:5668 blocked for more than 470 seconds. [ 1343.866549][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.866594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.866633][ T32] task:kworker/1:887 state:D stack:0 pid:5668 tgid:5668 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.866735][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.866852][ T32] Call trace: [ 1343.866918][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.867009][ T32] r10:8291a684 r9:ebd5dd84 r8:00000002 r7:60000113 r6:ebd5dd8c r5:856d5400 [ 1343.867068][ T32] r4:856d5400 [ 1343.867114][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.867197][ T32] r5:856d5400 r4:8291a680 [ 1343.867238][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.867318][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.867428][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd5de08 [ 1343.867486][ T32] r4:00000000 [ 1343.867530][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.867613][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.867693][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.867803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677700 [ 1343.867871][ T32] r4:00000000 [ 1343.867921][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.867991][ T32] r9:83018205 r8:856d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1343.868024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.868069][ T32] r5:00001000 r4:ebb05000 [ 1343.868777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.901351][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.901464][ T32] r5:8566038c r4:85660000 [ 1343.901493][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.901547][ T32] r7:ddde2d80 r6:83018200 r5:8566038c r4:8576bf80 [ 1343.901585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.901666][ T32] r10:61c88647 r9:856d5400 r8:8576bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.901692][ T32] r4:8576bf80 [ 1343.901714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.901762][ T32] r10:00000000 r9:8576bf80 r8:80287e08 r7:ebd55e60 r6:8576bf00 r5:856d5400 [ 1343.901815][ T32] r4:00000001 [ 1343.901839][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.901879][ T32] Exception stack(0xebd5dfb0 to 0xebd5dff8) [ 1343.901910][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.901938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.901964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.902230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.902426][ T32] r4:856772c0 [ 1343.902927][ T32] INFO: task kworker/1:887:5668 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.902975][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.903096][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.903158][ T32] Call trace: [ 1343.903195][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.903250][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.903332][ T32] r4:00000000 [ 1343.903357][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.903397][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.903425][ T32] 5d20: b06ac000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.903453][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.903479][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.903501][ T32] r5:800b0013 r4:80239bb0 [ 1343.903523][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.903565][ T32] r4:82ac21e4 [ 1343.903642][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.903690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.903714][ T32] r4:e0585dc0 [ 1343.903733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.903811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.903857][ T32] r4:00000000 [ 1343.903908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.903986][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.904137][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.904212][ T32] r5:00001000 r4:dfbdd000 [ 1343.904235][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.904305][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.904351][ T32] r5:84be838c r4:84be8000 [ 1343.904469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.904608][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.904674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.904767][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.904794][ T32] r4:848ec200 [ 1343.904856][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.904912][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.905131][ T32] r4:00000001 [ 1343.905155][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.905191][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.905216][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.905244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.905272][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.905307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1343.905675][ T32] task:kworker/1:888 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.906529][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.906835][ T32] r9:83018205 r8:856d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1343.906864][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.906996][ T32] r5:00001000 r4:ebafb000 [ 1343.907026][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.907067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.907198][ T32] r5:8565ff8c r4:8565fc00 [ 1343.907221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.907297][ T32] r7:ddde2d80 r6:83018200 r5:8565ff8c r4:8576bc80 [ 1343.907322][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.907368][ T32] r10:61c88647 r9:856d6000 r8:8576bcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.907391][ T32] r4:8576bc80 [ 1343.907436][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.907515][ T32] r10:00000000 r9:8576bc80 r8:80287e08 r7:ebd5de60 r6:856a9f80 r5:856d6000 [ 1343.907541][ T32] r4:00000001 [ 1343.907560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.907595][ T32] Exception stack(0xebd59fb0 to 0xebd59ff8) [ 1343.907622][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.907696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.907818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.907849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.907945][ T32] r4:856774c0 [ 1343.908270][ T32] INFO: task kworker/1:888:5669 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.928086][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.929050][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.929117][ T32] Call trace: [ 1343.929150][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.929209][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.929232][ T32] r4:00000000 [ 1343.929254][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.929296][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.929361][ T32] 5d20: b09a4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.929397][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.929430][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.929547][ T32] r5:800b0013 r4:80239bb0 [ 1343.929663][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.929887][ T32] r4:82ac21e4 [ 1343.929913][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1343.930357][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.930791][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.930848][ T32] r4:848ec200 [ 1343.930873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.930932][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.931052][ T32] r4:00000001 [ 1343.931164][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.931206][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.931232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.931260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.931287][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.931371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.931399][ T32] r4:849b9d40 [ 1343.931421][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.931451][ T32] INFO: task kworker/1:889:5671 blocked for more than 470 seconds. [ 1343.931484][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.931508][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.931573][ T32] task:kworker/1:889 state:D stack:0 pid:5671 tgid:5671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.931628][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.931775][ T32] Call trace: [ 1343.931853][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.931984][ T32] r10:8291a684 r9:ebd69d84 r8:00000002 r7:60000113 r6:ebd69d8c r5:856d6c00 [ 1343.932020][ T32] r4:856d6c00 [ 1343.932041][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.932202][ T32] r5:856d6c00 r4:8291a680 [ 1343.932316][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.932574][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.932936][ T32] r5:00001000 r4:ebb67000 ** 2 printk messages dropped ** [ 1343.933250][ T32] r5:8566078c r4:85660400 [ 1343.933360][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1343.933494][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.933723][ T32] r10:00000000 r9:85637000 r8:80287e08 r7:ebd5de60 r6:85637180 r5:856d6c00 ** 3 printk messages dropped ** [ 1343.933896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.933924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.933950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.933979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.934002][ T32] r4:856774c0 [ 1343.934489][ T32] INFO: task kworker/1:889:5671 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1343.934529][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.934727][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.934956][ T32] Call trace: [ 1343.935228][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1343.935342][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1343.935369][ T32] r4:00000000 [ 1343.935466][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.935584][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.935704][ T32] 5d20: b09a4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.935737][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.935774][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.935799][ T32] r5:800b0013 r4:80239bb0 [ 1343.935908][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.935955][ T32] r4:82ac21e4 [ 1343.935975][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.936022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.936046][ T32] r4:e0585dc0 [ 1343.936065][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.936134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.936187][ T32] r4:00000000 [ 1343.936254][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.936303][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.936325][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.936366][ T32] r5:00001000 r4:dfbdd000 [ 1343.936386][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.936460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.936505][ T32] r5:84be838c r4:84be8000 [ 1343.936525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.936570][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.936591][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.936660][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.936682][ T32] r4:848ec200 [ 1343.936700][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.936747][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.936770][ T32] r4:00000001 [ 1343.936862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.936902][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.937033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.937067][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.937094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.937164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.937193][ T32] r4:849b9d40 [ 1343.937213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.937279][ T32] INFO: task kworker/1:890:5673 blocked for more than 470 seconds. [ 1343.937490][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.937595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.937621][ T32] task:kworker/1:890 state:D stack:0 pid:5673 tgid:5673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.937705][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.937850][ T32] Call trace: [ 1343.937885][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1343.938123][ T32] r5:856d0c00 r4:8291a680 ** 2 printk messages dropped ** [ 1343.969008][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd6de08 [ 1343.969077][ T32] r4:00000000 [ 1343.969102][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.969163][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.969201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.969244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85677b00 [ 1343.969295][ T32] r4:00000000 [ 1343.969322][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.969372][ T32] r9:83018205 r8:856d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1343.969394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.969439][ T32] r5:00001000 r4:ebb81000 [ 1343.969460][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.969500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.969544][ T32] r5:85660f8c r4:85660c00 [ 1343.969566][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.969806][ T32] r7:ddde2d80 r6:83018200 r5:85660f8c r4:85637080 [ 1343.969939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.969994][ T32] r10:61c88647 r9:856d0c00 r8:856370ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1343.970185][ T32] r10:00000000 r9:85637080 r8:80287e08 r7:ebd69e60 r6:85637280 r5:856d0c00 ** 7 printk messages dropped ** [ 1343.970878][ T32] r4:85677780 ** 4 printk messages dropped ** [ 1343.971783][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1343.972193][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1343.972350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1343.972840][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.973168][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.973195][ T32] r4:848ec200 [ 1343.973286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.973393][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.973455][ T32] r4:00000001 [ 1343.973478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.973514][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.973541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.973704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.973765][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.973797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.973821][ T32] r4:849b9d40 [ 1343.973912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.973952][ T32] INFO: task kworker/1:891:5676 blocked for more than 470 seconds. [ 1343.973986][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1343.974016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.974039][ T32] task:kworker/1:891 state:D stack:0 pid:5676 tgid:5676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.974136][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.974179][ T32] Call trace: [ 1343.974215][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1343.974262][ T32] r10:8291a684 r9:ebd71d84 r8:00000002 r7:60000113 r6:ebd71d8c r5:856d1800 [ 1343.974284][ T32] r4:856d1800 [ 1343.974305][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1343.974345][ T32] r5:856d1800 r4:8291a680 [ 1343.974402][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.974445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.974487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd71e08 [ 1343.974535][ T32] r4:00000000 [ 1343.974558][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1343.974593][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1343.974628][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.974687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856779c0 [ 1343.974714][ T32] r4:00000000 [ 1343.974834][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.974986][ T32] r5:00001000 r4:ebb73000 ** 2 printk messages dropped ** [ 1343.975174][ T32] r5:85660b8c r4:85660800 [ 1343.975253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1343.975441][ T32] r10:61c88647 r9:856d1800 r8:8563712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1343.975922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1343.976613][ T32] r4:00000000 [ 1343.976637][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.976676][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1343.976705][ T32] 5d20: b0de7000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1343.976735][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1343.976767][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1343.976792][ T32] r5:800b0013 r4:80239bb0 [ 1343.976825][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.976870][ T32] r4:82ac21e4 [ 1343.976891][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.976934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1343.976956][ T32] r4:e0585dc0 [ 1343.976976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1343.977127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1343.977283][ T32] r4:00000000 [ 1343.977394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1343.977445][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.977512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1343.977558][ T32] r5:00001000 r4:dfbdd000 [ 1343.977585][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1343.977626][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.977693][ T32] r5:84be838c r4:84be8000 [ 1343.977717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1343.977795][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1343.977849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1343.977899][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.977922][ T32] r4:848ec200 [ 1343.977958][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1343.978009][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1343.978049][ T32] r4:00000001 [ 1343.978068][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.978106][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1343.978131][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.978158][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.978191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.998681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1343.998798][ T32] r4:849b9d40 ** 1 printk messages dropped ** [ 1343.998898][ T32] INFO: task kworker/1:892:5677 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.999775][ T32] r5:856d8000 r4:8291a680 ** 5 printk messages dropped ** [ 1343.999973][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.000342][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.000383][ T32] r5:8566138c r4:85661000 [ 1344.000402][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.000450][ T32] r7:ddde2d80 r6:83018200 r5:8566138c r4:85637380 [ 1344.000473][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.000548][ T32] r10:61c88647 r9:856d8000 r8:856373ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.000603][ T32] r4:85637380 [ 1344.000627][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.000814][ T32] r10:00000000 r9:85637380 r8:80287e08 r7:ebd6de60 r6:85637200 r5:856d8000 [ 1344.000842][ T32] r4:00000001 [ 1344.000919][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.000962][ T32] Exception stack(0xebd75fb0 to 0xebd75ff8) [ 1344.001036][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.001098][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.001130][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.001159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.001182][ T32] r4:85677a40 [ 1344.001643][ T32] INFO: task kworker/1:892:5677 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.001683][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.001770][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.001911][ T32] Call trace: [ 1344.001942][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.001994][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.002022][ T32] r4:00000000 [ 1344.002178][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.002291][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.002323][ T32] 5d20: b1002000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.002352][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.002379][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.002403][ T32] r5:800b0013 r4:80239bb0 [ 1344.002508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.002612][ T32] r4:82ac21e4 [ 1344.002662][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.002709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.002733][ T32] r4:e0585dc0 [ 1344.002752][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.002859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.002888][ T32] r4:00000000 [ 1344.002908][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.002953][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.003081][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.003192][ T32] r5:00001000 r4:dfbdd000 [ 1344.003216][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.003258][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.003302][ T32] r5:84be838c r4:84be8000 [ 1344.003361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.003505][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.003532][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.003580][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.003602][ T32] r4:848ec200 [ 1344.003623][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.003697][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.003749][ T32] r4:00000001 [ 1344.003799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.003837][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 1 printk messages dropped ** [ 1344.003918][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.004473][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.004985][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.005481][ T32] r9:83018205 r8:856d8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1344.005707][ T32] r5:8566178c r4:85661400 [ 1344.005761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.005829][ T32] r7:ddde2d80 r6:83018200 r5:8566178c r4:85637400 [ 1344.005873][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.005955][ T32] r10:61c88647 r9:856d8c00 r8:8563742c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.005992][ T32] r4:85637400 [ 1344.006018][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.006067][ T32] r10:00000000 r9:85637400 r8:80287e08 r7:ebd75e60 r6:85637500 r5:856d8c00 [ 1344.006089][ T32] r4:00000001 [ 1344.006107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.006291][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1344.006321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.006412][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.006442][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.006471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.006511][ T32] r4:85677c80 [ 1344.006834][ T32] INFO: task kworker/1:893:5679 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.006897][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.006954][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.007054][ T32] Call trace: [ 1344.007104][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.007158][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.007183][ T32] r4:00000000 [ 1344.007203][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.007241][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.007269][ T32] 5d20: b1002000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.007320][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.007350][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.007393][ T32] r5:800b0013 r4:80239bb0 [ 1344.007466][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.007514][ T32] r4:82ac21e4 [ 1344.007649][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.007766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.007794][ T32] r4:e0585dc0 [ 1344.007815][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.007933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.007959][ T32] r4:00000000 [ 1344.008053][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.008103][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.008167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.037499][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1344.037775][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1344.038061][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1344.039296][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1344.039630][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.040260][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.040707][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.041028][ T32] r5:85661b8c r4:85661800 [ 1344.041051][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.041097][ T32] r7:ddde2d80 r6:83018200 r5:85661b8c r4:85637580 ** 4 printk messages dropped ** [ 1344.041456][ T32] r10:00000000 r9:85637580 r8:80287e08 r7:ebd79e60 r6:85637680 r5:856d9800 ** 7 printk messages dropped ** [ 1344.042382][ T32] r4:85677e80 ** 2 printk messages dropped ** [ 1344.043593][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.044179][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1344.044947][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1344.045334][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1344.046162][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.046907][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1344.047823][ T32] r10:8291a684 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:856da400 ** 4 printk messages dropped ** [ 1344.048194][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.081862][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1344.082182][ T32] r4:00000000 [ 1344.082241][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.082367][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.082865][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.082985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b040 [ 1344.083102][ T32] r4:00000000 [ 1344.083314][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.083618][ T32] r9:83018205 r8:856da400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1344.083677][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.083845][ T32] r5:00001000 r4:eb203000 [ 1344.083898][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.084312][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.084412][ T32] r5:85661f8c r4:85661c00 [ 1344.084461][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.084566][ T32] r7:ddde2d80 r6:83018200 r5:85661f8c r4:85637480 [ 1344.084614][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.084775][ T32] r10:61c88647 r9:856da400 r8:856374ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.085001][ T32] r4:85637480 [ 1344.085134][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.085250][ T32] r10:00000000 r9:85637480 r8:80287e08 r7:ebd7de60 r6:85637600 r5:856da400 [ 1344.085305][ T32] r4:00000001 [ 1344.085350][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.085587][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1344.085711][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.085834][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.086402][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.086471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.086523][ T32] r4:856ae1c0 [ 1344.087363][ T32] INFO: task kworker/1:895:5685 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.087615][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.087768][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.087944][ T32] Call trace: [ 1344.088061][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.088777][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.114724][ T32] r4:00000000 [ 1344.114868][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.115005][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.115086][ T32] 5d20: b17d3000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.115154][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.115210][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.115265][ T32] r5:800b0013 r4:80239bb0 [ 1344.115318][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.115535][ T32] r4:82ac21e4 [ 1344.115587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.115679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.115729][ T32] r4:e0585dc0 [ 1344.115976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.116081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.116281][ T32] r4:00000000 [ 1344.116332][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.116624][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.116837][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.116955][ T32] r5:00001000 r4:dfbdd000 [ 1344.117033][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.117489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.140108][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1344.140988][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1344.142120][ T32] Call trace: ** 4 printk messages dropped ** [ 1344.142939][ T32] r5:856db000 r4:8291a680 ** 5 printk messages dropped ** [ 1344.143650][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.144857][ T32] r5:8566238c r4:85662000 [ 1344.144904][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.145460][ T32] r10:61c88647 r9:856db000 r8:8563772c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.146321][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.176019][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.176468][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.176525][ T32] r5:800b0013 r4:80239bb0 [ 1344.176572][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.176776][ T32] r4:82ac21e4 [ 1344.176829][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.177071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.177128][ T32] r4:e0585dc0 [ 1344.177500][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.177597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.178030][ T32] r4:00000000 [ 1344.178337][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.194603][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.194705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.195274][ T32] r5:00001000 r4:dfbdd000 [ 1344.195381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.195601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.195699][ T32] r5:84be838c r4:84be8000 [ 1344.195776][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.195890][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.195939][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.196044][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.196352][ T32] r4:848ec200 [ 1344.196457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.196672][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.196728][ T32] r4:00000001 [ 1344.197035][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.197126][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.197191][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.197403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.197470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.197632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.197743][ T32] r4:849b9d40 [ 1344.197801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.197887][ T32] INFO: task kworker/0:377:5688 blocked for more than 470 seconds. [ 1344.198065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.198124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.198306][ T32] task:kworker/0:377 state:D stack:0 pid:5688 tgid:5688 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.203932][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.204192][ T32] Call trace: [ 1344.204465][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.204583][ T32] r10:8291a684 r9:ebc25d84 r8:00000002 r7:60000113 r6:ebc25d8c r5:856dbc00 [ 1344.204636][ T32] r4:856dbc00 [ 1344.204803][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.204913][ T32] r5:856dbc00 r4:8291a680 [ 1344.204963][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.205056][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.205222][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc25e08 [ 1344.205543][ T32] r4:00000000 [ 1344.205952][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.206075][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.206281][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.206379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a0180 [ 1344.206430][ T32] r4:00000000 [ 1344.206482][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.206640][ T32] r9:83018005 r8:856dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1344.206696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.206956][ T32] r5:00001000 r4:eb2d9000 [ 1344.207034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.207128][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.207216][ T32] r5:856f1f8c r4:856f1c00 [ 1344.207263][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.207373][ T32] r7:dddced80 r6:83018000 r5:856f1f8c r4:8576cf80 [ 1344.207577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1344.230115][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.231746][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1344.233303][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1344.233717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.234589][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1344.234992][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1344.235927][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1344.236972][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.237037][ T32] task:kworker/0:378 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.237141][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.237297][ T32] Call trace: [ 1344.237547][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.237645][ T32] r10:8291a684 r9:ebc29d84 r8:00000002 r7:60000113 r6:ebc29d8c r5:856dc800 [ 1344.237902][ T32] r4:856dc800 [ 1344.238051][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.238185][ T32] r5:856dc800 r4:8291a680 [ 1344.269172][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.269399][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.269500][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc29e08 [ 1344.269669][ T32] r4:00000000 [ 1344.269733][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.269884][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.270305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.270403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611000 [ 1344.270519][ T32] r4:00000000 [ 1344.270863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.270971][ T32] r9:83018005 r8:856dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1344.271032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.271199][ T32] r5:00001000 r4:eb3cc000 [ 1344.271254][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.271425][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.271540][ T32] r5:856f238c r4:856f2000 [ 1344.271597][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.271696][ T32] r7:dddced80 r6:83018000 r5:856f238c r4:8561a000 [ 1344.271743][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.271843][ T32] r10:61c88647 r9:856dc800 r8:8561a02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.271893][ T32] r4:8561a000 [ 1344.271940][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.272138][ T32] r10:00000000 r9:8561a000 r8:80287e08 r7:ebc25e60 r6:85637880 r5:856dc800 [ 1344.272232][ T32] r4:00000001 [ 1344.272339][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.272428][ T32] Exception stack(0xebc29fb0 to 0xebc29ff8) [ 1344.272529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.272658][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.272769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.272985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.273048][ T32] r4:847a0300 [ 1344.273902][ T32] INFO: task kworker/0:378:5689 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.273988][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.274330][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.274434][ T32] Call trace: [ 1344.274504][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.274609][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.274660][ T32] r4:00000000 [ 1344.274703][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.274853][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.275086][ T32] 5d20: b269d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.275155][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.275314][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.275371][ T32] r5:800b0013 r4:80239bb0 [ 1344.275419][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.275516][ T32] r4:82ac21e4 [ 1344.275565][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.275670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.275867][ T32] r4:e0585dc0 [ 1344.275919][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.276183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.276239][ T32] r4:00000000 [ 1344.276297][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.276398][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.276730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.276829][ T32] r5:00001000 r4:dfbdd000 [ 1344.276977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.277077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.277385][ T32] r5:84be838c r4:84be8000 [ 1344.277436][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.277617][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.277669][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.277779][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.277941][ T32] r4:848ec200 [ 1344.278058][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.278309][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.308949][ T32] r4:00000001 [ 1344.309074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.309201][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.309305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.309639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.309703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.309771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.309841][ T32] r4:849b9d40 [ 1344.309896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.309980][ T32] INFO: task kworker/0:379:5691 blocked for more than 470 seconds. [ 1344.310140][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.310250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.310467][ T32] task:kworker/0:379 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.310762][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.310898][ T32] Call trace: [ 1344.311334][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.311855][ T32] r10:8291a684 r9:ec585d84 r8:00000002 r7:60000113 r6:ec585d8c r5:856dd400 [ 1344.311916][ T32] r4:856dd400 [ 1344.312186][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.312297][ T32] r5:856dd400 r4:8291a680 [ 1344.312353][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.312435][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.312629][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec585e08 [ 1344.312785][ T32] r4:00000000 [ 1344.312851][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.312964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.313054][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.313355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856111c0 [ 1344.313410][ T32] r4:00000000 [ 1344.313454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.313655][ T32] r9:83018005 r8:856dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1344.313714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.313862][ T32] r5:00001000 r4:eb4bd000 [ 1344.313916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.314315][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.314486][ T32] r5:856f278c r4:856f2400 [ 1344.314545][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.314646][ T32] r7:dddced80 r6:83018000 r5:856f278c r4:8561a080 [ 1344.314728][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.314858][ T32] r10:61c88647 r9:856dd400 r8:8561a0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1344.315741][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1344.316300][ T32] r4:8568a340 ** 4 printk messages dropped ** [ 1344.317994][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1344.360592][ T32] r4:e0585dc0 [ 1344.360636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.360723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.360776][ T32] r4:00000000 [ 1344.360991][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.361106][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.361301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.361401][ T32] r5:00001000 r4:dfbdd000 [ 1344.361512][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.361603][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.361695][ T32] r5:84be838c r4:84be8000 [ 1344.361919][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.362029][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.362390][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.362493][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.362545][ T32] r4:848ec200 [ 1344.362590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.362881][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.362953][ T32] r4:00000001 [ 1344.363152][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.363237][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.363470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.363694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.363912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.363982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.364042][ T32] r4:849b9d40 [ 1344.364097][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.364160][ T32] INFO: task kworker/0:380:5693 blocked for more than 470 seconds. [ 1344.364482][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.364669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1344.365846][ T32] r10:8291a684 r9:ec58dd84 r8:00000002 r7:60000013 r6:ec58dd8c r5:856de000 ** 8 printk messages dropped ** [ 1344.366848][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1344.399710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.400011][ T32] r5:856f2b8c r4:856f2800 ** 1 printk messages dropped ** [ 1344.400348][ T32] r7:dddced80 r6:83018000 r5:856f2b8c r4:8561a100 ** 2 printk messages dropped ** [ 1344.400583][ T32] r4:8561a100 ** 7 printk messages dropped ** [ 1344.401423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.404131][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1344.406050][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1344.406906][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.407704][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.449566][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1344.450084][ T32] r4:849b9d40 ** 1 printk messages dropped ** [ 1344.450213][ T32] INFO: task kworker/0:381:5695 blocked for more than 470 seconds. [ 1344.450278][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.450328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.450373][ T32] task:kworker/0:381 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.450484][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.450579][ T32] Call trace: [ 1344.450686][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.450807][ T32] r10:8291a684 r9:ec591d84 r8:00000002 r7:60000113 r6:ec591d8c r5:856dec00 [ 1344.450881][ T32] r4:856dec00 [ 1344.450943][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.451038][ T32] r5:856dec00 r4:8291a680 [ 1344.451086][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.451164][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.451246][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec591e08 [ 1344.451313][ T32] r4:00000000 [ 1344.451358][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.451429][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.451519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.451767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611e00 [ 1344.451835][ T32] r4:00000000 [ 1344.451882][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.451978][ T32] r9:83018005 r8:856dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1344.452059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.452168][ T32] r5:00001000 r4:eba6b000 [ 1344.452300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.452396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.452515][ T32] r5:856b638c r4:856b6000 [ 1344.452587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.452717][ T32] r7:dddced80 r6:83018000 r5:856b638c r4:8561a200 [ 1344.452794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.452893][ T32] r10:61c88647 r9:856dec00 r8:8561a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.452945][ T32] r4:8561a200 [ 1344.452986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.453079][ T32] r10:00000000 r9:8561a200 r8:80287e08 r7:ec58de60 r6:85637a00 r5:856dec00 [ 1344.453128][ T32] r4:00000001 [ 1344.453249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.453342][ T32] Exception stack(0xec591fb0 to 0xec591ff8) [ 1344.453405][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.453468][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.453529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.453587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.453638][ T32] r4:85611100 [ 1344.454388][ T32] INFO: task kworker/0:381:5695 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.454491][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.454667][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.454773][ T32] Call trace: [ 1344.454887][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.455006][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.455068][ T32] r4:00000000 [ 1344.455108][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.455181][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.455262][ T32] 5d20: b349e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.455323][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.455470][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.455555][ T32] r5:800b0013 r4:80239bb0 [ 1344.455614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.455727][ T32] r4:82ac21e4 [ 1344.455785][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.455867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.455910][ T32] r4:e0585dc0 [ 1344.455947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.456025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 3 printk messages dropped ** [ 1344.456285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1344.457044][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1344.457611][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1344.479738][ T32] INFO: task kworker/0:382:5697 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.480635][ T32] r5:856e0000 r4:8291a680 ** 3 printk messages dropped ** [ 1344.480961][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.481364][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.482018][ T32] r5:856f2f8c r4:856f2c00 [ 1344.482090][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.482519][ T32] r4:8561a280 ** 4 printk messages dropped ** [ 1344.482916][ T32] Exception stack(0xebbe9fb0 to 0xebbe9ff8) [ 1344.482980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.483047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.483135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.483203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.483272][ T32] r4:85611400 [ 1344.484023][ T32] INFO: task kworker/0:382:5697 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.484147][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.484328][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.484430][ T32] Call trace: [ 1344.484573][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.484685][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.484741][ T32] r4:00000000 [ 1344.484803][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.484909][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.484987][ T32] 5d20: b34ec000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.485055][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.485243][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.485310][ T32] r5:800b0013 r4:80239bb0 [ 1344.485361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.485459][ T32] r4:82ac21e4 [ 1344.485502][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.485595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.485650][ T32] r4:e0585dc0 [ 1344.485721][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.485836][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.485889][ T32] r4:00000000 [ 1344.485955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.486056][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.486122][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.486237][ T32] r5:00001000 r4:dfbdd000 [ 1344.486303][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.486394][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.486504][ T32] r5:84be838c r4:84be8000 [ 1344.486560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.486664][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.486732][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.486863][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.486919][ T32] r4:848ec200 [ 1344.486976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.487076][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.487124][ T32] r4:00000001 [ 1344.487167][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.487264][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.487347][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.487411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.487496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.487588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.487658][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1344.487938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1344.520321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.521150][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.521502][ T32] r5:856f338c r4:856f3000 [ 1344.521549][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.522067][ T32] r10:00000000 r9:8561a300 r8:80287e08 r7:ec591e60 r6:8561a380 r5:85739800 ** 9 printk messages dropped ** [ 1344.523663][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.524604][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.524663][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.524714][ T32] r5:800b0013 r4:80239bb0 [ 1344.524797][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.524884][ T32] r4:82ac21e4 [ 1344.524927][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.525013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.525062][ T32] r4:e0585dc0 [ 1344.525131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.525220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.525267][ T32] r4:00000000 [ 1344.525309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.525420][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.525470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.525553][ T32] r5:00001000 r4:dfbdd000 [ 1344.525597][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.525692][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.525789][ T32] r5:84be838c r4:84be8000 [ 1344.525852][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.525948][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.525997][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.526089][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.526137][ T32] r4:848ec200 [ 1344.526177][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.526282][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.526397][ T32] r4:00000001 [ 1344.526460][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.526540][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.526596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.526670][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.526834][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.526911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.526969][ T32] r4:849b9d40 [ 1344.527014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.527071][ T32] INFO: task kworker/0:384:5702 blocked for more than 471 seconds. [ 1344.527137][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.527211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.527270][ T32] task:kworker/0:384 state:D stack:0 pid:5702 tgid:5702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.527385][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.527491][ T32] Call trace: [ 1344.527610][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.527736][ T32] r10:8291a684 r9:ec595d84 r8:00000002 r7:60000013 r6:ec595d8c r5:85738c00 ** 4 printk messages dropped ** [ 1344.528137][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.560391][ T32] r5:00001000 r4:eb883000 ** 2 printk messages dropped ** [ 1344.560608][ T32] r5:856f378c r4:856f3400 [ 1344.560684][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.561012][ T32] r10:61c88647 r9:85738c00 r8:8561a1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.561083][ T32] r4:8561a180 [ 1344.561136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.561240][ T32] r10:00000000 r9:8561a180 r8:80287e08 r7:ec591e60 r6:8561a400 r5:85738c00 [ 1344.561308][ T32] r4:00000001 [ 1344.561375][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.561469][ T32] Exception stack(0xec595fb0 to 0xec595ff8) [ 1344.561536][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.561598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.561661][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.561751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.561811][ T32] r4:85611840 [ 1344.562583][ T32] INFO: task kworker/0:384:5702 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.562684][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.563007][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.563133][ T32] Call trace: [ 1344.563296][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.563412][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.563490][ T32] r4:00000000 [ 1344.563543][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.563652][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.563740][ T32] 5d20: b3924000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.563820][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.563914][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.563985][ T32] r5:800b0013 r4:80239bb0 [ 1344.564060][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.564157][ T32] r4:82ac21e4 [ 1344.564224][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.564320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.564371][ T32] r4:e0585dc0 [ 1344.564417][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.564512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.564582][ T32] r4:00000000 [ 1344.564649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.564769][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.564821][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.564920][ T32] r5:00001000 r4:dfbdd000 [ 1344.564983][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.565085][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.565197][ T32] r5:84be838c r4:84be8000 [ 1344.565248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.565366][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 2 printk messages dropped ** [ 1344.565571][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1344.565943][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1344.566706][ T32] INFO: task kworker/0:385:5704 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.567579][ T32] r4:8573a400 ** 4 printk messages dropped ** [ 1344.568062][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a1e08 ** 3 printk messages dropped ** [ 1344.589198][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.589301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611880 [ 1344.589360][ T32] r4:00000000 [ 1344.589439][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.589565][ T32] r9:83018005 r8:8573a400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1344.589624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.589735][ T32] r5:00001000 r4:eb8a1000 [ 1344.589790][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.589875][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.589970][ T32] r5:856f3b8c r4:856f3800 [ 1344.590025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.590150][ T32] r7:dddced80 r6:83018000 r5:856f3b8c r4:8561a480 [ 1344.590207][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.590313][ T32] r10:61c88647 r9:8573a400 r8:8561a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.590373][ T32] r4:8561a480 [ 1344.590417][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.590515][ T32] r10:00000000 r9:8561a480 r8:80287e08 r7:ec591e60 r6:8561a500 r5:8573a400 [ 1344.590569][ T32] r4:00000001 [ 1344.590618][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.590722][ T32] Exception stack(0xec5a1fb0 to 0xec5a1ff8) [ 1344.590811][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.590906][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.590977][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.591062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.591212][ T32] r4:85611840 [ 1344.592006][ T32] INFO: task kworker/0:385:5704 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.592088][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.592290][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.592405][ T32] Call trace: [ 1344.592475][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.592584][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.592658][ T32] r4:00000000 [ 1344.592713][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.592809][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.592874][ T32] 5d20: b3a1f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.592957][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.593039][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1344.593398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1344.594275][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1344.594600][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1344.595244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.595877][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.596524][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.597537][ T32] r5:00001000 r4:eb8cb000 ** 2 printk messages dropped ** [ 1344.597846][ T32] r5:856f3f8c r4:856f3c00 ** 2 printk messages dropped ** [ 1344.598090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.620076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1344.621380][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.621570][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.621697][ T32] Call trace: [ 1344.621801][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.621936][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.622001][ T32] r4:00000000 [ 1344.622060][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.622161][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.622231][ T32] 5d20: b3b93000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.622326][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.622397][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.622477][ T32] r5:800b0013 r4:80239bb0 [ 1344.622537][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.622641][ T32] r4:82ac21e4 [ 1344.622715][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.622835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.622912][ T32] r4:e0585dc0 [ 1344.623013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.623123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.623182][ T32] r4:00000000 [ 1344.623240][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.623347][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.623406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.623506][ T32] r5:00001000 r4:dfbdd000 [ 1344.623586][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.623690][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.623796][ T32] r5:84be838c r4:84be8000 [ 1344.623851][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.623968][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.624024][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.624156][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.624224][ T32] r4:848ec200 [ 1344.624273][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.624388][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.624453][ T32] r4:00000001 [ 1344.624505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.624589][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.624660][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.624790][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.624867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.624950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.625032][ T32] r4:849b9d40 [ 1344.625106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.625201][ T32] INFO: task kworker/0:387:5707 blocked for more than 471 seconds. [ 1344.625292][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.625355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.625428][ T32] task:kworker/0:387 state:D stack:0 pid:5707 tgid:5707 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.625577][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.625700][ T32] Call trace: [ 1344.625832][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.625951][ T32] r10:8291a684 r9:ec59dd84 r8:00000002 r7:60000113 r6:ec59dd8c r5:8573bc00 [ 1344.626040][ T32] r4:8573bc00 [ 1344.626101][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.626221][ T32] r5:8573bc00 r4:8291a680 [ 1344.626280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.626372][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.626471][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec59de08 [ 1344.626533][ T32] r4:00000000 [ 1344.626577][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.626652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.626733][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.626851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85611b80 [ 1344.626921][ T32] r4:00000000 [ 1344.626998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.627101][ T32] r9:83018005 r8:8573bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1344.627172][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.627277][ T32] r5:00001000 r4:eba05000 [ 1344.627332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.627441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.627542][ T32] r5:847b2f8c r4:847b2c00 [ 1344.627609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.627716][ T32] r7:dddced80 r6:83018000 r5:847b2f8c r4:8561a700 [ 1344.627792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.627916][ T32] r10:61c88647 r9:8573bc00 r8:8561a72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.627978][ T32] r4:8561a700 [ 1344.628030][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.628155][ T32] r10:00000000 r9:8561a700 r8:80287e08 r7:ec591e60 r6:8561a600 r5:8573bc00 ** 3 printk messages dropped ** [ 1344.663433][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.665474][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1344.666370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1344.667492][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1344.668059][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1344.677573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.683868][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.684944][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5a9e08 ** 8 printk messages dropped ** [ 1344.685819][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.686247][ T32] r5:85704b8c r4:85704800 ** 2 printk messages dropped ** [ 1344.686527][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.687344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1344.719994][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1344.720638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1344.721413][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1344.722293][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1344.722766][ T32] INFO: task kworker/0:389:5711 blocked for more than 471 seconds. ** 3 printk messages dropped ** [ 1344.723131][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.723238][ T32] Call trace: [ 1344.723347][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.723474][ T32] r10:8291a684 r9:ec5add84 r8:00000002 r7:60000113 r6:ec5add8c r5:8573d400 [ 1344.723581][ T32] r4:8573d400 [ 1344.723659][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.723766][ T32] r5:8573d400 r4:8291a680 [ 1344.723830][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.723930][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.724033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ade08 [ 1344.724086][ T32] r4:00000000 [ 1344.724141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.724253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.724355][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.724454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8568ab40 [ 1344.724507][ T32] r4:00000000 [ 1344.724582][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.724687][ T32] r9:83018005 r8:8573d400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1344.724748][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.724864][ T32] r5:00001000 r4:ebaa1000 [ 1344.724932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.725020][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.725119][ T32] r5:8570438c r4:85704000 [ 1344.725174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.725307][ T32] r7:dddced80 r6:83018000 r5:8570438c r4:8561a800 [ 1344.725377][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.725486][ T32] r10:61c88647 r9:8573d400 r8:8561a82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.725560][ T32] r4:8561a800 [ 1344.725611][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.725709][ T32] r10:00000000 r9:8561a800 r8:80287e08 r7:ec5a9e60 r6:8561aa00 r5:8573d400 [ 1344.725764][ T32] r4:00000001 [ 1344.725809][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.725889][ T32] Exception stack(0xec5adfb0 to 0xec5adff8) [ 1344.725957][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.726019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.726081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.726152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.726205][ T32] r4:85611dc0 [ 1344.727165][ T32] INFO: task kworker/0:389:5711 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.727264][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.727425][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.727537][ T32] Call trace: [ 1344.727619][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.727738][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.727799][ T32] r4:00000000 [ 1344.727878][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.728008][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.728086][ T32] 5d20: b40e2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.728161][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.728289][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.744068][ T32] r5:800b0013 r4:80239bb0 [ 1344.744246][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.744409][ T32] r4:82ac21e4 [ 1344.744486][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.744601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.744659][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1344.744806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1344.745670][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1344.746392][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1344.746947][ T32] INFO: task kworker/0:390:5714 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.747752][ T32] r4:8573e000 ** 3 printk messages dropped ** [ 1344.748102][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.763704][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.764159][ T32] r5:8570478c r4:85704400 ** 3 printk messages dropped ** [ 1344.764507][ T32] r10:61c88647 r9:8573e000 r8:8561a8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1344.765193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.766963][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1344.767615][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1344.767930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.794339][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1344.794767][ T32] r4:848ec200 ** 1 printk messages dropped ** [ 1344.794989][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.795053][ T32] r4:00000001 [ 1344.795137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.795236][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.795310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.795398][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.795476][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.795568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.795673][ T32] r4:849b9d40 [ 1344.795760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.795865][ T32] INFO: task kworker/0:391:5717 blocked for more than 471 seconds. [ 1344.795961][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.796049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.796116][ T32] task:kworker/0:391 state:D stack:0 pid:5717 tgid:5717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.796302][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.796414][ T32] Call trace: [ 1344.796513][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.796661][ T32] r10:8291a684 r9:ec5b9d84 r8:00000002 r7:60000113 r6:ec5b9d8c r5:8573ec00 [ 1344.796720][ T32] r4:8573ec00 [ 1344.796771][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.796885][ T32] r5:8573ec00 r4:8291a680 [ 1344.796950][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.797042][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.797144][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5b9e08 [ 1344.797245][ T32] r4:00000000 [ 1344.797323][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.797414][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.797520][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.797625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562c300 [ 1344.797687][ T32] r4:00000000 [ 1344.797739][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.797866][ T32] r9:83018005 r8:8573ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1344.797933][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.798045][ T32] r5:00001000 r4:ebbf1000 [ 1344.798119][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.798218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.806265][ T32] r5:85704f8c r4:85704c00 [ 1344.806350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.806479][ T32] r7:dddced80 r6:83018000 r5:85704f8c r4:8561a980 [ 1344.806509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.806587][ T32] r10:61c88647 r9:8573ec00 r8:8561a9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.806616][ T32] r4:8561a980 [ 1344.806666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.806768][ T32] r10:00000000 r9:8561a980 r8:80287e08 r7:ec5a9e60 r6:8561ab80 r5:8573ec00 [ 1344.806803][ T32] r4:00000001 [ 1344.806914][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.806988][ T32] Exception stack(0xec5b9fb0 to 0xec5b9ff8) [ 1344.807026][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.807056][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.807111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.807144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.807168][ T32] r4:8562c180 [ 1344.807713][ T32] INFO: task kworker/0:391:5717 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.807754][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.808335][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1344.814316][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.814721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1344.815683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.816329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.816876][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1344.817419][ T32] r4:85738000 ** 4 printk messages dropped ** [ 1344.817985][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 ** 9 printk messages dropped ** [ 1344.835246][ T32] r5:00001000 r4:ebc69000 ** 2 printk messages dropped ** [ 1344.835498][ T32] r5:8570538c r4:85705000 ** 1 printk messages dropped ** [ 1344.835676][ T32] r7:dddced80 r6:83018000 r5:8570538c r4:8561ac00 ** 4 printk messages dropped ** [ 1344.836020][ T32] r10:00000000 r9:8561ac00 r8:80287e08 r7:ec5b9e60 r6:8561aa80 r5:85738000 ** 9 printk messages dropped ** [ 1344.837642][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.852541][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1344.852709][ T32] r4:e0585dc0 [ 1344.852731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.852775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.852797][ T32] r4:00000000 [ 1344.852859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.852917][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.852941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.852988][ T32] r5:00001000 r4:dfbdd000 [ 1344.853125][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.853180][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.853269][ T32] r5:84be838c r4:84be8000 [ 1344.853381][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.853489][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.853542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.853700][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.853729][ T32] r4:848ec200 [ 1344.853777][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.853901][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.853966][ T32] r4:00000001 [ 1344.854015][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.854094][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.854174][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.854239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.854295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.854351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.854415][ T32] r4:849b9d40 [ 1344.854490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.854564][ T32] INFO: task kworker/0:393:5721 blocked for more than 471 seconds. [ 1344.854635][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.854710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.854780][ T32] task:kworker/0:393 state:D stack:0 pid:5721 tgid:5721 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.854937][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.855038][ T32] Call trace: [ 1344.855112][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.855233][ T32] r10:8291a684 r9:ec5c1d84 r8:00000002 r7:60000013 r6:ec5c1d8c r5:84aabc00 [ 1344.855291][ T32] r4:84aabc00 [ 1344.855334][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.855413][ T32] r5:84aabc00 r4:8291a680 [ 1344.855481][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.855566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.855686][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5c1e08 [ 1344.855744][ T32] r4:00000000 [ 1344.855791][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1344.855888][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1344.855980][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.856074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562ca80 [ 1344.856127][ T32] r4:00000000 [ 1344.856176][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.856274][ T32] r9:83018005 r8:84aabc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1344.856345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.856446][ T32] r5:00001000 r4:ec5d5000 [ 1344.856492][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.856624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.856727][ T32] r5:8570638c r4:85706000 [ 1344.856775][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.856929][ T32] r7:dddced80 r6:83018000 r5:8570638c r4:8561ac80 [ 1344.857015][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.857119][ T32] r10:61c88647 r9:84aabc00 r8:8561acac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.857186][ T32] r4:8561ac80 [ 1344.857230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.857325][ T32] r10:00000000 r9:8561ac80 r8:80287e08 r7:ec5bde60 r6:8561ad80 r5:84aabc00 [ 1344.857395][ T32] r4:00000001 [ 1344.857475][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.857588][ T32] Exception stack(0xec5c1fb0 to 0xec5c1ff8) [ 1344.857671][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.857818][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.857947][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.858047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.858100][ T32] r4:8562c480 ** 1 printk messages dropped ** [ 1344.880594][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.881913][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1344.882283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1344.883226][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.883970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1344.884330][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.884723][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.885127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.885271][ T32] r5:8570578c r4:85705400 ** 3 printk messages dropped ** [ 1344.885609][ T32] r10:61c88647 r9:84808000 r8:8561ae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1344.886073][ T32] Exception stack(0xec5c5fb0 to 0xec5c5ff8) [ 1344.886132][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.886214][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.886300][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.886382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.886450][ T32] r4:8562c540 [ 1344.887145][ T32] INFO: task kworker/0:394:5722 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.887199][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.887281][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.887389][ T32] Call trace: [ 1344.887492][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.887575][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.887632][ T32] r4:00000000 [ 1344.887656][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.887697][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.887751][ T32] 5d20: b496b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.887795][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.887821][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.887846][ T32] r5:800b0013 r4:80239bb0 [ 1344.887914][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.888021][ T32] r4:82ac21e4 [ 1344.888083][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.888181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.888231][ T32] r4:e0585dc0 [ 1344.888342][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.913317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.913443][ T32] r4:00000000 [ 1344.913525][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.913719][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.913803][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.913953][ T32] r5:00001000 r4:dfbdd000 [ 1344.914015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.914103][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.914217][ T32] r5:84be838c r4:84be8000 [ 1344.914273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.914395][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.914450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.914553][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.914635][ T32] r4:848ec200 [ 1344.914723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.914871][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.914956][ T32] r4:00000001 [ 1344.915025][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.915116][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.915211][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.915287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.915357][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.915463][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.915542][ T32] r4:849b9d40 [ 1344.915603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.915738][ T32] INFO: task kworker/0:395:5724 blocked for more than 471 seconds. [ 1344.915825][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.915888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.915956][ T32] task:kworker/0:395 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.916094][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.916201][ T32] Call trace: [ 1344.916285][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1344.916400][ T32] r10:8291a684 r9:ec5c9d84 r8:00000002 r7:60000113 r6:ec5c9d8c r5:84808c00 [ 1344.916487][ T32] r4:84808c00 [ 1344.916543][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1344.916689][ T32] r5:84808c00 r4:8291a680 [ 1344.916793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.916889][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.917286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1344.918073][ T32] r5:85705b8c r4:85705800 [ 1344.918124][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.944600][ T32] r10:61c88647 r9:84808c00 r8:85686f2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.945117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.946771][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.947110][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1344.947530][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1344.947931][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.959570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.959966][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1344.960485][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.960796][ T32] r5:84809800 r4:8291a680 ** 5 printk messages dropped ** [ 1344.961070][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1344.961814][ T32] r5:85705f8c r4:85705c00 [ 1344.961910][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.962188][ T32] r7:dddced80 r6:83018000 r5:85705f8c r4:8561af80 [ 1344.962232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.962283][ T32] r10:61c88647 r9:84809800 r8:8561afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.962309][ T32] r4:8561af80 [ 1344.962329][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.962375][ T32] r10:00000000 r9:8561af80 r8:80287e08 r7:ec5c1e60 r6:8561af00 r5:84809800 [ 1344.962400][ T32] r4:00000001 [ 1344.962420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.962537][ T32] Exception stack(0xec5cdfb0 to 0xec5cdff8) [ 1344.962654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.962693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.962728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.962868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.962898][ T32] r4:8562c900 [ 1344.963444][ T32] INFO: task kworker/0:396:5726 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1344.963484][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.963674][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.963729][ T32] Call trace: [ 1344.963762][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1344.963816][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1344.963910][ T32] r4:00000000 [ 1344.963942][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.964038][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1344.964072][ T32] 5d20: b4ca5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1344.964182][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1344.964270][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1344.964349][ T32] r5:800b0013 r4:80239bb0 [ 1344.964391][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.964565][ T32] r4:82ac21e4 [ 1344.964590][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.964691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1344.964891][ T32] r4:e0585dc0 [ 1344.964917][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1344.964968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1344.964992][ T32] r4:00000000 [ 1344.965012][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1344.965074][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1344.965107][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1344.965179][ T32] r5:00001000 r4:dfbdd000 [ 1344.965203][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1344.965244][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.965388][ T32] r5:84be838c r4:84be8000 [ 1344.965506][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1344.965618][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1344.965645][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1344.965700][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.965727][ T32] r4:848ec200 [ 1344.965819][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1344.965873][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1344.965903][ T32] r4:00000001 [ 1344.965927][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.965967][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1344.966059][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.966093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.966168][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.966205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1344.966229][ T32] r4:849b9d40 [ 1344.966278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.966307][ T32] INFO: task kworker/0:397:5728 blocked for more than 471 seconds. [ 1344.966337][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1344.966360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.966382][ T32] task:kworker/0:397 state:D stack:0 pid:5728 tgid:5728 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.966924][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.967753][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1344.967903][ T32] r5:85706f8c r4:85706c00 [ 1344.967924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.999542][ T32] Exception stack(0xec5d9fb0 to 0xec5d9ff8) ** 6 printk messages dropped ** [ 1345.000419][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.001295][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1345.001612][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.002342][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1345.002848][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1345.003454][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1345.003722][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.004680][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1345.005458][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.005715][ T32] r5:8570678c r4:85706400 ** 3 printk messages dropped ** [ 1345.006049][ T32] r10:61c88647 r9:8480b000 r8:8568412c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1345.006621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.006681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.006830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.006886][ T32] r4:8562cbc0 [ 1345.007231][ T32] INFO: task kworker/0:398:5730 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.007277][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.007340][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.007389][ T32] Call trace: [ 1345.007445][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.007526][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.007640][ T32] r4:00000000 [ 1345.007666][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.007714][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.007844][ T32] 5d20: b5064000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.007879][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.007905][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.007929][ T32] r5:800b0013 r4:80239bb0 [ 1345.007949][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.007990][ T32] r4:82ac21e4 [ 1345.008011][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.008153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.008298][ T32] r4:e0585dc0 [ 1345.035121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.035360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.035433][ T32] r4:00000000 [ 1345.035490][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.035596][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.035678][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.035799][ T32] r5:00001000 r4:dfbdd000 [ 1345.035869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.036002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.036117][ T32] r5:84be838c r4:84be8000 [ 1345.036169][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.036283][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.036365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.036475][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.036530][ T32] r4:848ec200 [ 1345.036581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.036733][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.036814][ T32] r4:00000001 [ 1345.036883][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.036999][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.037097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.037176][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.037306][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.037388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.037446][ T32] r4:849b9d40 [ 1345.037500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.037588][ T32] INFO: task kworker/0:399:5732 blocked for more than 471 seconds. [ 1345.037669][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.037740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.037804][ T32] task:kworker/0:399 state:D stack:0 pid:5732 tgid:5732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.037933][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.049306][ T32] r4:8480bc00 ** 4 printk messages dropped ** [ 1345.049808][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5ede08 ** 10 printk messages dropped ** [ 1345.050347][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.050569][ T32] r5:85706b8c r4:85706800 ** 2 printk messages dropped ** [ 1345.050883][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1345.051323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.052623][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.053252][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1345.053572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1345.054435][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.054953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.055411][ T32] task:kworker/0:400 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.055525][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.055679][ T32] Call trace: [ 1345.055832][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.055956][ T32] r10:8291a684 r9:ec5f5d84 r8:00000002 r7:60000113 r6:ec5f5d8c r5:8480c800 [ 1345.056029][ T32] r4:8480c800 [ 1345.056088][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.056210][ T32] r5:8480c800 r4:8291a680 [ 1345.056280][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.056374][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.056478][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5f5e08 [ 1345.056534][ T32] r4:00000000 [ 1345.056630][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.056735][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.056808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.056923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683000 [ 1345.056987][ T32] r4:00000000 [ 1345.057039][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.057139][ T32] r9:83018005 r8:8480c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1345.057189][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.057276][ T32] r5:00001000 r4:ec5fd000 [ 1345.057321][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.057434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.057540][ T32] r5:8570738c r4:85707000 [ 1345.057591][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.057719][ T32] r7:dddced80 r6:83018000 r5:8570738c r4:85684200 [ 1345.057794][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.057905][ T32] r10:61c88647 r9:8480c800 r8:8568422c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.057964][ T32] r4:85684200 [ 1345.058012][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.058112][ T32] r10:00000000 r9:85684200 r8:80287e08 r7:ec5d9e60 r6:85684480 r5:8480c800 [ 1345.058165][ T32] r4:00000001 [ 1345.058233][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.079144][ T32] Exception stack(0xec5f5fb0 to 0xec5f5ff8) [ 1345.079218][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.079251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.079348][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.079395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.079457][ T32] r4:85683100 [ 1345.080058][ T32] INFO: task kworker/0:400:5734 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.080107][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.080312][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.080416][ T32] Call trace: [ 1345.080477][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.080540][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.080593][ T32] r4:00000000 [ 1345.080692][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.080738][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.080768][ T32] 5d20: b535f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.080798][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.080822][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.080900][ T32] r5:800b0013 r4:80239bb0 [ 1345.080933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.080979][ T32] r4:82ac21e4 [ 1345.081000][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.081288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.081318][ T32] r4:e0585dc0 [ 1345.081340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.081383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.081490][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.081565][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1345.082167][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.082805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.083278][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.083766][ T32] r4:8480d400 ** 5 printk messages dropped ** [ 1345.084357][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.084756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683240 ** 7 printk messages dropped ** [ 1345.085407][ T32] r5:8570778c r4:85707400 ** 1 printk messages dropped ** [ 1345.085610][ T32] r7:dddced80 r6:83018000 r5:8570778c r4:85684300 ** 1 printk messages dropped ** [ 1345.085820][ T32] r10:61c88647 r9:8480d400 r8:8568432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.085884][ T32] r4:85684300 [ 1345.085935][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.086051][ T32] r10:00000000 r9:85684300 r8:80287e08 r7:ec5f5e60 r6:85684400 r5:8480d400 [ 1345.086098][ T32] r4:00000001 [ 1345.086138][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.086239][ T32] Exception stack(0xec5b5fb0 to 0xec5b5ff8) [ 1345.086305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.086387][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.086476][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.086550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.086625][ T32] r4:85683100 [ 1345.087248][ T32] INFO: task kworker/0:401:5736 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.087342][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.087508][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.087619][ T32] Call trace: [ 1345.087748][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.087871][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.087933][ T32] r4:00000000 [ 1345.087984][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.088075][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.088142][ T32] 5d20: b535f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.088199][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.088230][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.088255][ T32] r5:800b0013 r4:80239bb0 [ 1345.088348][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.133595][ T32] r4:82ac21e4 [ 1345.133657][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.133746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.133772][ T32] r4:e0585dc0 [ 1345.133863][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.133971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.134032][ T32] r4:00000000 [ 1345.134114][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.134252][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.134347][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.134471][ T32] r5:00001000 r4:dfbdd000 [ 1345.134528][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.134663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.134776][ T32] r5:84be838c r4:84be8000 [ 1345.134854][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.134965][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.135021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.135128][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.135185][ T32] r4:848ec200 [ 1345.135259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.135391][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.135475][ T32] r4:00000001 [ 1345.135534][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.135636][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.135739][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.135828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.135899][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.136000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.136064][ T32] r4:849b9d40 [ 1345.136124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.136197][ T32] INFO: task kworker/1:897:5742 blocked for more than 471 seconds. [ 1345.136277][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.136340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.136424][ T32] task:kworker/1:897 state:D stack:0 pid:5742 tgid:5742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.136575][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.136720][ T32] Call trace: [ 1345.136822][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.136886][ T32] r10:8291a684 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:8480e000 [ 1345.136953][ T32] r4:8480e000 [ 1345.136980][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.137063][ T32] r5:8480e000 r4:8291a680 [ 1345.137177][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.137222][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.137293][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 [ 1345.137482][ T32] r4:00000000 [ 1345.137590][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.137634][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.137688][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.137810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b400 [ 1345.137837][ T32] r4:00000000 [ 1345.137873][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.137920][ T32] r9:83018205 r8:8480e000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1345.137942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.137986][ T32] r5:00001000 r4:eb5bf000 [ 1345.138006][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.138206][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.138312][ T32] r5:8566278c r4:85662400 [ 1345.141401][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.141543][ T32] r7:ddde2d80 r6:83018200 r5:8566278c r4:85637b00 [ 1345.141623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.141778][ T32] r10:61c88647 r9:8480e000 r8:85637b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.141843][ T32] r4:85637b00 [ 1345.141894][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.142018][ T32] r10:00000000 r9:85637b00 r8:80287e08 r7:ebbede60 r6:85684500 r5:8480e000 [ 1345.142107][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.142391][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.144134][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1345.144817][ T32] r4:82ac21e4 [ 1345.144855][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.144901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.144924][ T32] r4:e0585dc0 [ 1345.144945][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.144986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.145010][ T32] r4:00000000 [ 1345.145203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.145254][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.145515][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.145676][ T32] r5:00001000 r4:dfbdd000 [ 1345.145717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.145824][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.145891][ T32] r5:84be838c r4:84be8000 [ 1345.145950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.146010][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.146060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.146404][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.146463][ T32] r4:848ec200 [ 1345.146488][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.146535][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.146557][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1345.146778][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1345.147402][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1345.147616][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.147967][ T32] r5:8480ec00 r4:8291a680 ** 5 printk messages dropped ** [ 1345.148699][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.181630][ T32] r5:85707b8c r4:85707800 [ 1345.181657][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.181755][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1345.182420][ T32] Exception stack(0xebd41fb0 to 0xebd41ff8) ** 6 printk messages dropped ** [ 1345.183370][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.184614][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.184786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1345.186009][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.186497][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.187282][ T32] task:kworker/1:898 state:D stack:0 pid:5746 tgid:5746 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1345.187832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 ** 4 printk messages dropped ** [ 1345.188038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b540 ** 7 printk messages dropped ** [ 1345.199266][ T32] r5:85662b8c r4:85662800 [ 1345.199293][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.199616][ T32] r10:61c88647 r9:85750000 r8:85637bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.200103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.200182][ T32] r4:8569b3c0 [ 1345.200967][ T32] INFO: task kworker/1:898:5746 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.201099][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.201313][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.201438][ T32] Call trace: [ 1345.201538][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.201666][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.201730][ T32] r4:00000000 [ 1345.201801][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.201892][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.201958][ T32] 5d20: b5ce3000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.202037][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.202116][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.202171][ T32] r5:800b0013 r4:80239bb0 [ 1345.202197][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.202320][ T32] r4:82ac21e4 [ 1345.202446][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.202495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.202644][ T32] r4:e0585dc0 [ 1345.202748][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.202806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.202850][ T32] r4:00000000 [ 1345.202874][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.202980][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.203019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.203120][ T32] r5:00001000 r4:dfbdd000 [ 1345.203145][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.203188][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.203308][ T32] r5:84be838c r4:84be8000 [ 1345.203411][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.203462][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.203485][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.203534][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.203557][ T32] r4:848ec200 [ 1345.203620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.203671][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.203711][ T32] r4:00000001 [ 1345.203980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.204090][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.204122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.204151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.204204][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.204238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.204330][ T32] r4:849b9d40 [ 1345.204424][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.204461][ T32] INFO: task kworker/0:403:5747 blocked for more than 471 seconds. [ 1345.204499][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.204527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.204552][ T32] task:kworker/0:403 state:D stack:0 pid:5747 tgid:5747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.204728][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.204922][ T32] Call trace: [ 1345.204958][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.205047][ T32] r10:8291a684 r9:ec615d84 r8:00000002 r7:60000113 r6:ec615d8c r5:85750c00 [ 1345.205280][ T32] r4:85750c00 [ 1345.205305][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.205352][ T32] r5:85750c00 r4:8291a680 [ 1345.205373][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.205412][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.205472][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec615e08 [ 1345.205499][ T32] r4:00000000 [ 1345.205519][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1345.205614][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.206151][ T32] r5:85707f8c r4:85707c00 [ 1345.206260][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.206450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.206954][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.207895][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1345.237833][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.238131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1345.239084][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.239443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.239827][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.240371][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec619e08 ** 8 printk messages dropped ** [ 1345.240927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.241049][ T32] r5:00001000 r4:ebbaf000 [ 1345.241073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.241119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.241179][ T32] r5:8571538c r4:85715000 [ 1345.241201][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.241248][ T32] r7:dddced80 r6:83018000 r5:8571538c r4:85684800 [ 1345.241294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.241363][ T32] r10:61c88647 r9:85751800 r8:8568482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.241444][ T32] r4:85684800 [ 1345.241493][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.241621][ T32] r10:00000000 r9:85684800 r8:80287e08 r7:ec615e60 r6:85684880 r5:85751800 [ 1345.241648][ T32] r4:00000001 [ 1345.241694][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.241738][ T32] Exception stack(0xec619fb0 to 0xec619ff8) [ 1345.241766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.241795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.241822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.241852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.241881][ T32] r4:856833c0 [ 1345.242427][ T32] INFO: task kworker/0:404:5748 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.242470][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.242562][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.242633][ T32] Call trace: [ 1345.242700][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.242768][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.242798][ T32] r4:00000000 [ 1345.242860][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.242913][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.242942][ T32] 5d20: b6031000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.242999][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.243031][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.243084][ T32] r5:800b0013 r4:80239bb0 [ 1345.243108][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.243150][ T32] r4:82ac21e4 [ 1345.243171][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.243213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.243262][ T32] r4:e0585dc0 [ 1345.243294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.243337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.243359][ T32] r4:00000000 [ 1345.243379][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.243423][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.243445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.243488][ T32] r5:00001000 r4:dfbdd000 [ 1345.243508][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.243547][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.243588][ T32] r5:84be838c r4:84be8000 [ 1345.243633][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.243691][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.243714][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.243778][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.243805][ T32] r4:848ec200 [ 1345.243840][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.243916][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.243944][ T32] r4:00000001 [ 1345.244033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.244114][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.244152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.244180][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.244205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.244233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.244309][ T32] r4:849b9d40 [ 1345.244337][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.244364][ T32] INFO: task kworker/1:899:5750 blocked for more than 471 seconds. [ 1345.244419][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.244448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.244523][ T32] task:kworker/1:899 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.244575][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.244633][ T32] Call trace: [ 1345.244720][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.244769][ T32] r10:8291a684 r9:ec61dd84 r8:00000002 r7:60000013 r6:ec61dd8c r5:85752400 ** 4 printk messages dropped ** [ 1345.245009][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.245587][ T32] r9:83018205 r8:85752400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1345.245873][ T32] r5:85662f8c r4:85662c00 [ 1345.245951][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.246091][ T32] r4:85637c80 ** 6 printk messages dropped ** [ 1345.246418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1345.247486][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 16 printk messages dropped ** [ 1345.282148][ T32] r5:84be838c r4:84be8000 ** 8 printk messages dropped ** [ 1345.283033][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1345.283769][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.284552][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 ** 8 printk messages dropped ** [ 1345.285216][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.285502][ T32] r5:8571438c r4:85714000 ** 2 printk messages dropped ** [ 1345.285610][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.286175][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.287278][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.287566][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1345.288093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1345.301059][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.301116][ T32] r5:84be838c r4:84be8000 [ 1345.301163][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.301222][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.301273][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.301327][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.301470][ T32] r4:848ec200 [ 1345.301580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.301692][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.301719][ T32] r4:00000001 [ 1345.301746][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.301789][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.301833][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.301867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.301937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.301970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.301995][ T32] r4:849b9d40 [ 1345.302018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.302052][ T32] INFO: task kworker/0:406:5753 blocked for more than 471 seconds. [ 1345.302087][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.302169][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.302197][ T32] task:kworker/0:406 state:D stack:0 pid:5753 tgid:5753 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.302397][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.302447][ T32] Call trace: [ 1345.302519][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.302639][ T32] r10:8291a684 r9:ec621d84 r8:00000002 r7:60000113 r6:ec621d8c r5:85753c00 [ 1345.302757][ T32] r4:85753c00 [ 1345.302829][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.302953][ T32] r5:85753c00 r4:8291a680 [ 1345.303061][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.303107][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.303151][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec621e08 [ 1345.303254][ T32] r4:00000000 [ 1345.303365][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.303431][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.303556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.303659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85683a80 [ 1345.303771][ T32] r4:00000000 [ 1345.303797][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.303844][ T32] r9:83018005 r8:85753c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1345.303867][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.303965][ T32] r5:00001000 r4:eb7ab000 [ 1345.303989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.304044][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.304098][ T32] r5:8571478c r4:85714400 [ 1345.304120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.304198][ T32] r7:dddced80 r6:83018000 r5:8571478c r4:85684a00 [ 1345.304223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.304272][ T32] r10:61c88647 r9:85753c00 r8:85684a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.304319][ T32] r4:85684a00 [ 1345.304342][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.304388][ T32] r10:00000000 r9:85684a00 r8:80287e08 r7:ec619e60 r6:85684c00 r5:85753c00 [ 1345.304410][ T32] r4:00000001 [ 1345.304429][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.304464][ T32] Exception stack(0xec621fb0 to 0xec621ff8) [ 1345.304489][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.304522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.304631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.304665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.304733][ T32] r4:85683a40 [ 1345.305358][ T32] INFO: task kworker/0:406:5753 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.305443][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.305890][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1345.306233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 12 printk messages dropped ** [ 1345.306977][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1345.307246][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.307445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1345.307736][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.308052][ T32] r5:85754800 r4:8291a680 ** 5 printk messages dropped ** [ 1345.329518][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.330097][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.330316][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1345.330923][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.331378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.333039][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1345.333246][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.333313][ T32] r5:800b0013 r4:80239bb0 [ 1345.333362][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.333464][ T32] r4:82ac21e4 [ 1345.333515][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.333603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.333665][ T32] r4:e0585dc0 [ 1345.333722][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.333832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.333901][ T32] r4:00000000 [ 1345.334034][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.334154][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.334203][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.334309][ T32] r5:00001000 r4:dfbdd000 [ 1345.334380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.334462][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.334560][ T32] r5:84be838c r4:84be8000 [ 1345.334638][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.334753][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.334861][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.334961][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.335006][ T32] r4:848ec200 [ 1345.335047][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.335140][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.335188][ T32] r4:00000001 [ 1345.335228][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.335298][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.335354][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.335431][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.335498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.335575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.335728][ T32] r4:849b9d40 [ 1345.335810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.335880][ T32] INFO: task kworker/1:900:5756 blocked for more than 471 seconds. [ 1345.335950][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.336023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.336093][ T32] task:kworker/1:900 state:D stack:0 pid:5756 tgid:5756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.336248][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.336343][ T32] Call trace: [ 1345.336407][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.336501][ T32] r10:8291a684 r9:ec62dd84 r8:00000002 r7:60000113 r6:ec62dd8c r5:85755400 [ 1345.336554][ T32] r4:85755400 [ 1345.336647][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.336744][ T32] r5:85755400 r4:8291a680 [ 1345.336785][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.336872][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.336955][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 [ 1345.337000][ T32] r4:00000000 [ 1345.337063][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.337190][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.337272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.337357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569b940 ** 7 printk messages dropped ** [ 1345.337926][ T32] r5:8566338c r4:85663000 [ 1345.337969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.338126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.372398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.373685][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1345.374158][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.374394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1345.375169][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1345.375573][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1345.375983][ T32] INFO: task kworker/1:901:5758 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1345.376543][ T32] r4:85756000 ** 4 printk messages dropped ** [ 1345.376904][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec631e08 ** 5 printk messages dropped ** [ 1345.377471][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.377655][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.377932][ T32] r10:61c88647 r9:85756000 r8:85637c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.396567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.419108][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.419863][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1345.420759][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1345.421500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.422610][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1345.423646][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1345.424588][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1345.424925][ T32] r4:84ab8000 [ 1345.424973][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.425066][ T32] r5:84ab8000 r4:8291a680 [ 1345.425109][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.425191][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.425281][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 [ 1345.425357][ T32] r4:00000000 [ 1345.425406][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.425484][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.426162][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.426260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569bb40 [ 1345.426323][ T32] r4:00000000 [ 1345.426536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.426679][ T32] r9:83018205 r8:84ab8000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1345.426788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.426896][ T32] r5:00001000 r4:eb9ab000 [ 1345.426962][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.427054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.427169][ T32] r5:85663b8c r4:85663800 [ 1345.427217][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.427494][ T32] r7:ddde2d80 r6:83018200 r5:85663b8c r4:85637e00 [ 1345.427609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.427709][ T32] r10:61c88647 r9:84ab8000 r8:85637e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.427761][ T32] r4:85637e00 [ 1345.427807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.427899][ T32] r10:00000000 r9:85637e00 r8:80287e08 r7:ec631e60 r6:85684d80 r5:84ab8000 [ 1345.427963][ T32] r4:00000001 [ 1345.428021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.428098][ T32] Exception stack(0xec645fb0 to 0xec645ff8) [ 1345.428292][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.459710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.459836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.459946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.460144][ T32] r4:8569b9c0 [ 1345.460934][ T32] INFO: task kworker/1:902:5761 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.461026][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.462014][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.462340][ T32] Call trace: [ 1345.462417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.462664][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.462785][ T32] r4:00000000 [ 1345.462854][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.462977][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.463057][ T32] 5d20: b721f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.463120][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.463180][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.463232][ T32] r5:800b0013 r4:80239bb0 [ 1345.463629][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.463738][ T32] r4:82ac21e4 [ 1345.463931][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.464146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.464204][ T32] r4:e0585dc0 [ 1345.464464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.464563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.464785][ T32] r4:00000000 [ 1345.464837][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.464986][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.465087][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.465179][ T32] r5:00001000 r4:dfbdd000 [ 1345.465487][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.465583][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.465694][ T32] r5:84be838c r4:84be8000 [ 1345.465745][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.465960][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.466021][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.466123][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.466171][ T32] r4:848ec200 [ 1345.466444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.466550][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.466668][ T32] r4:00000001 [ 1345.466718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.467052][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.467122][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.467198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.467296][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.467362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.467412][ T32] r4:849b9d40 [ 1345.467669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.468004][ T32] INFO: task kworker/1:903:5763 blocked for more than 471 seconds. [ 1345.468105][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.468163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.468288][ T32] task:kworker/1:903 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.489725][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.489854][ T32] Call trace: [ 1345.489923][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.490070][ T32] r10:8291a684 r9:ec64dd84 r8:00000002 r7:60000113 r6:ec64dd8c r5:84ab9800 [ 1345.490130][ T32] r4:84ab9800 ** 1 printk messages dropped ** [ 1345.490337][ T32] r5:84ab9800 r4:8291a680 ** 3 printk messages dropped ** [ 1345.490913][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.491639][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.492300][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1345.493043][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.494884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.496758][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.498758][ T32] 5d20: b7399000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1345.536654][ T32] r4:82ac21e4 [ 1345.536708][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.536873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.536928][ T32] r4:e0585dc0 [ 1345.537060][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.537155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.537205][ T32] r4:00000000 [ 1345.537263][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.537375][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.537576][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.537772][ T32] r5:00001000 r4:dfbdd000 [ 1345.538094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.538204][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.545842][ T32] r5:84be838c r4:84be8000 [ 1345.546159][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.546333][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.546400][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.546507][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.546556][ T32] r4:848ec200 [ 1345.546779][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.547001][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.547066][ T32] r4:00000001 [ 1345.547112][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.547191][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.547645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.547716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.547780][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.547844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.547897][ T32] r4:849b9d40 [ 1345.547947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.548035][ T32] INFO: task kworker/1:904:5765 blocked for more than 472 seconds. [ 1345.548187][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.563866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.564576][ T32] task:kworker/1:904 state:D stack:0 pid:5765 tgid:5765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.564913][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.565070][ T32] Call trace: [ 1345.565146][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.565259][ T32] r10:8291a684 r9:ec655d84 r8:00000002 r7:60000013 r6:ec655d8c r5:84ab8c00 [ 1345.565342][ T32] r4:84ab8c00 [ 1345.565571][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.565668][ T32] r5:84ab8c00 r4:8291a680 [ 1345.565786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.565877][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.565971][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec655e08 [ 1345.566032][ T32] r4:00000000 [ 1345.566127][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1345.567351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.568088][ T32] r5:8566cb8c r4:8566c800 [ 1345.568140][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1345.580322][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1345.582356][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.583396][ T32] 5d20: b7cee000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1345.584898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1345.585819][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1345.587131][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1345.587745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.587835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.587891][ T32] r4:849b9d40 [ 1345.587940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.588043][ T32] INFO: task kworker/1:905:5766 blocked for more than 472 seconds. [ 1345.588117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.588172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.588382][ T32] task:kworker/1:905 state:D stack:0 pid:5766 tgid:5766 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.618328][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.629153][ T32] Call trace: [ 1345.629308][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.629458][ T32] r10:8291a684 r9:ec659d84 r8:00000002 r7:60000113 r6:ec659d8c r5:84abb000 [ 1345.629624][ T32] r4:84abb000 [ 1345.629727][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.629824][ T32] r5:84abb000 r4:8291a680 [ 1345.629869][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.630054][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.630516][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec659e08 [ 1345.631053][ T32] r4:00000000 [ 1345.631154][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.631238][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.631644][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.631956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569bd00 [ 1345.632020][ T32] r4:00000000 [ 1345.632065][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.632162][ T32] r9:83018205 r8:84abb000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1345.632367][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.632667][ T32] r5:00001000 r4:eb9e5000 [ 1345.632718][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.632804][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.632890][ T32] r5:8566c38c r4:8566c000 [ 1345.632934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.633135][ T32] r7:ddde2d80 r6:83018200 r5:8566c38c r4:856a1000 [ 1345.633189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.633540][ T32] r10:61c88647 r9:84abb000 r8:856a102c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.633596][ T32] r4:856a1000 [ 1345.633727][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.633840][ T32] r10:00000000 r9:856a1000 r8:80287e08 r7:ec655e60 r6:85684f00 r5:84abb000 [ 1345.633923][ T32] r4:00000001 [ 1345.634137][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.634224][ T32] Exception stack(0xec659fb0 to 0xec659ff8) [ 1345.634352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.634420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1345.635719][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.637413][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1345.637691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.637790][ T32] r4:e0585dc0 [ 1345.637841][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.638002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.638061][ T32] r4:00000000 [ 1345.638107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.638390][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.669981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.670318][ T32] r5:00001000 r4:dfbdd000 [ 1345.670616][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.670912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.671104][ T32] r5:84be838c r4:84be8000 [ 1345.671157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.671260][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.671622][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.671729][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.671779][ T32] r4:848ec200 [ 1345.671826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.671923][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.672037][ T32] r4:00000001 [ 1345.672251][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.672336][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.672402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.672956][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.673029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.673162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.673366][ T32] r4:849b9d40 [ 1345.673422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.673588][ T32] INFO: task kworker/1:906:5768 blocked for more than 472 seconds. [ 1345.673667][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.673724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1345.673896][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.674573][ T32] r5:84aba400 r4:8291a680 ** 5 printk messages dropped ** [ 1345.675172][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.675831][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.676004][ T32] r5:8566cf8c r4:8566cc00 ** 2 printk messages dropped ** [ 1345.676197][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1345.677284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.705717][ T32] Call trace: ** 5 printk messages dropped ** [ 1345.706203][ T32] 5d20: b8860000 edb7b000 00000001 80239b98 7f067000 00000001 ** 7 printk messages dropped ** [ 1345.706916][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1345.707717][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1345.713081][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1345.713688][ T32] r4:849b9d40 [ 1345.713759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.713833][ T32] INFO: task kworker/0:408:5769 blocked for more than 472 seconds. [ 1345.713917][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.713978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.714038][ T32] task:kworker/0:408 state:D stack:0 pid:5769 tgid:5769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.714180][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.714340][ T32] Call trace: [ 1345.714416][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.714646][ T32] r10:8291a684 r9:ec65dd84 r8:00000002 r7:60000113 r6:ec65dd8c r5:84abc800 [ 1345.714703][ T32] r4:84abc800 [ 1345.714747][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.714856][ T32] r5:84abc800 r4:8291a680 [ 1345.714905][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.714988][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.715088][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec65de08 [ 1345.715138][ T32] r4:00000000 [ 1345.715202][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.715294][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.715408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.715537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696680 [ 1345.715594][ T32] r4:00000000 [ 1345.715638][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.715733][ T32] r9:83018005 r8:84abc800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1345.715782][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.715893][ T32] r5:00001000 r4:eba59000 [ 1345.715989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.716082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.716198][ T32] r5:85714b8c r4:85714800 [ 1345.716248][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.716347][ T32] r7:dddced80 r6:83018000 r5:85714b8c r4:8569cf80 [ 1345.716459][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.716639][ T32] r10:61c88647 r9:84abc800 r8:8569cfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.716695][ T32] r4:8569cf80 [ 1345.716757][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.716859][ T32] r10:00000000 r9:8569cf80 r8:80287e08 r7:ec619e60 r6:8569ce00 r5:84abc800 [ 1345.717001][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1345.717319][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.738055][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1345.739433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1345.739859][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.740360][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.740645][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.741046][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.741673][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 ** 8 printk messages dropped ** [ 1345.742010][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.742202][ T32] r5:8566d38c r4:8566d000 ** 3 printk messages dropped ** [ 1345.742651][ T32] r10:61c88647 r9:856e3c00 r8:856a132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.743089][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.743904][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 6 printk messages dropped ** [ 1345.744323][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1345.745252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1345.745844][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1345.746293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.746947][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.747371][ T32] r5:856e1800 r4:8291a680 [ 1345.747390][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.747440][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.747487][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec669e08 [ 1345.747615][ T32] r4:00000000 [ 1345.747645][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.747714][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.747803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.747848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569d680 [ 1345.747871][ T32] r4:00000000 [ 1345.747892][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.747935][ T32] r9:83018205 r8:856e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1345.747957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.747999][ T32] r5:00001000 r4:ebafd000 [ 1345.748082][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.748126][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.748233][ T32] r5:8566db8c r4:8566d800 [ 1345.780922][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.781034][ T32] r7:ddde2d80 r6:83018200 r5:8566db8c r4:856a1400 [ 1345.781060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.781127][ T32] r10:61c88647 r9:856e1800 r8:856a142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.781155][ T32] r4:856a1400 [ 1345.781176][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.781259][ T32] r10:00000000 r9:856a1400 r8:80287e08 r7:ec635e60 r6:856a1480 r5:856e1800 [ 1345.781287][ T32] r4:00000001 [ 1345.781378][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.781422][ T32] Exception stack(0xec669fb0 to 0xec669ff8) [ 1345.781459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.781519][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.781552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.781610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.781637][ T32] r4:8569d200 [ 1345.782075][ T32] INFO: task kworker/1:908:5776 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.782116][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.782220][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.782367][ T32] Call trace: [ 1345.782490][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.782604][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.782686][ T32] r4:00000000 [ 1345.782711][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.782755][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.782786][ T32] 5d20: b909b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.782836][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.782865][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.782925][ T32] r5:800b0013 r4:80239bb0 [ 1345.782951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1345.783097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1345.783544][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1345.784067][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1345.784216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1345.784596][ T32] task:kworker/1:909 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.785297][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1345.785648][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.785813][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1345.785895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.785942][ T32] r10:61c88647 r9:856e0c00 r8:856a152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.785995][ T32] r4:856a1500 [ 1345.786026][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.786073][ T32] r10:00000000 r9:856a1500 r8:80287e08 r7:ec669e60 r6:856a1580 r5:856e0c00 [ 1345.786097][ T32] r4:00000001 [ 1345.786197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.786236][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1345.786302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.786389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.786419][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.786448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.786473][ T32] r4:8569d200 [ 1345.786745][ T32] INFO: task kworker/1:909:5777 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.786782][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.786876][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.786978][ T32] Call trace: [ 1345.787043][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.787122][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.787185][ T32] r4:00000000 [ 1345.787243][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.787339][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.787371][ T32] 5d20: b909b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.787409][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.787433][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.787511][ T32] r5:800b0013 r4:80239bb0 [ 1345.787546][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.787597][ T32] r4:82ac21e4 [ 1345.787647][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.787694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.787718][ T32] r4:e0585dc0 [ 1345.787746][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.787790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.787838][ T32] r4:00000000 [ 1345.787862][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.787915][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.787988][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.788053][ T32] r5:00001000 r4:dfbdd000 [ 1345.788076][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.788131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.788337][ T32] r5:84be838c r4:84be8000 [ 1345.809572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.809679][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.809724][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.809787][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.809841][ T32] r4:848ec200 [ 1345.809866][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.809927][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.809959][ T32] r4:00000001 [ 1345.809980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.810024][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.810161][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.810197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.810226][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.810297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.810327][ T32] r4:849b9d40 [ 1345.810353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.810384][ T32] INFO: task kworker/0:409:5779 blocked for more than 472 seconds. [ 1345.810428][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.810458][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.810618][ T32] task:kworker/0:409 state:D stack:0 pid:5779 tgid:5779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.810844][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.810925][ T32] Call trace: [ 1345.810965][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.811026][ T32] r10:8291a684 r9:ec625d84 r8:00000002 r7:60000113 r6:ec625d8c r5:84abd400 [ 1345.811140][ T32] r4:84abd400 [ 1345.811250][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.811356][ T32] r5:84abd400 r4:8291a680 [ 1345.811382][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.811462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.811570][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec625e08 [ 1345.811597][ T32] r4:00000000 [ 1345.811617][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1345.811652][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1345.811691][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.811732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85696740 [ 1345.811776][ T32] r4:00000000 [ 1345.811810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.811880][ T32] r9:83018005 r8:84abd400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1345.811906][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.811950][ T32] r5:00001000 r4:ebad7000 [ 1345.811971][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.812063][ T32] r5:85714f8c r4:85714c00 [ 1345.812083][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.812195][ T32] r10:61c88647 r9:84abd400 r8:8569302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1345.813892][ T32] INFO: task kworker/0:409:5779 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 8 printk messages dropped ** [ 1345.814609][ T32] 5d20: b92bc000 edb7b000 00000001 80239b98 7f067000 00000001 ** 7 printk messages dropped ** [ 1345.815080][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1345.815666][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.815689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.815773][ T32] r5:00001000 r4:dfbdd000 [ 1345.815796][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.815971][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.816021][ T32] r5:84be838c r4:84be8000 [ 1345.816042][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.816088][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.816111][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.816337][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.816420][ T32] r4:848ec200 [ 1345.816518][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.816572][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.816732][ T32] r4:00000001 [ 1345.816768][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.816807][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.816835][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.816863][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.816889][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.817005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.817214][ T32] r4:849b9d40 [ 1345.817239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.817521][ T32] INFO: task kworker/1:910:5781 blocked for more than 472 seconds. [ 1345.817555][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.817612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.817666][ T32] task:kworker/1:910 state:D stack:0 pid:5781 tgid:5781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.817720][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.817766][ T32] Call trace: [ 1345.817846][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.817896][ T32] r10:8291a684 r9:ec665d84 r8:00000002 r7:60000113 r6:ec665d8c r5:84abe000 [ 1345.817919][ T32] r4:84abe000 [ 1345.817939][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.817982][ T32] r5:84abe000 r4:8291a680 [ 1345.818001][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.818049][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1345.845190][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1345.845670][ T32] r5:8566df8c r4:8566dc00 [ 1345.845720][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.845989][ T32] r10:61c88647 r9:84abe000 r8:856a162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.846777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1345.847540][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.847939][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1345.857060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1345.857638][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1345.858173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1345.871917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1345.872916][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1345.873412][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 ** 10 printk messages dropped ** [ 1345.874144][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.874416][ T32] r5:8566e78c r4:8566e400 ** 6 printk messages dropped ** [ 1345.874899][ T32] r10:00000000 r9:856a1700 r8:80287e08 r7:ec665e60 r6:85693080 r5:84abec00 ** 9 printk messages dropped ** [ 1345.876340][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1345.876987][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.877089][ T32] r4:00000000 [ 1345.877115][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.877157][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.877186][ T32] 5d20: b9878000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.877276][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.877306][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.877331][ T32] r5:800b0013 r4:80239bb0 [ 1345.877380][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.877425][ T32] r4:82ac21e4 [ 1345.877447][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.877493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.877560][ T32] r4:e0585dc0 [ 1345.877584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.877628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.877678][ T32] r4:00000000 [ 1345.877702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.877750][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.877807][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.877884][ T32] r5:00001000 r4:dfbdd000 [ 1345.878114][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.878166][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.878213][ T32] r5:84be838c r4:84be8000 [ 1345.878234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.878319][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.878358][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.878408][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.878529][ T32] r4:848ec200 [ 1345.888886][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.889014][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.889419][ T32] r4:00000001 [ 1345.889446][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.889504][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.889539][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.889569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.889596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.889625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.889675][ T32] r4:849b9d40 [ 1345.889879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.889982][ T32] INFO: task kworker/1:912:5785 blocked for more than 472 seconds. [ 1345.890084][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.890114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.890137][ T32] task:kworker/1:912 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.890195][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.890378][ T32] Call trace: [ 1345.890592][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.890669][ T32] r10:8291a684 r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:84abbc00 [ 1345.890772][ T32] r4:84abbc00 [ 1345.890797][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1345.890893][ T32] r5:84abbc00 r4:8291a680 [ 1345.890930][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.891211][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1345.891672][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.892024][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.892485][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.892611][ T32] r5:8566e38c r4:8566e000 [ 1345.892677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.892943][ T32] r10:00000000 r9:856a1780 r8:80287e08 r7:ec679e60 r6:85693200 r5:84abbc00 ** 6 printk messages dropped ** [ 1345.893619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1345.895015][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1345.895137][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1345.895342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1345.896136][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.896826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1345.897502][ T32] r4:85756c00 ** 4 printk messages dropped ** [ 1345.898003][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec681e08 ** 3 printk messages dropped ** [ 1345.931718][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.931797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8569dd80 [ 1345.931825][ T32] r4:00000000 [ 1345.931846][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.931893][ T32] r9:83018205 r8:85756c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1345.931928][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.931979][ T32] r5:00001000 r4:ebbe5000 [ 1345.932031][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.932111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.932158][ T32] r5:8566ef8c r4:8566ec00 [ 1345.932208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.932288][ T32] r7:ddde2d80 r6:83018200 r5:8566ef8c r4:856a1800 [ 1345.932314][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.932416][ T32] r10:61c88647 r9:85756c00 r8:856a182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.932443][ T32] r4:856a1800 [ 1345.932463][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.932557][ T32] r10:00000000 r9:856a1800 r8:80287e08 r7:ec679e60 r6:85693280 r5:85756c00 [ 1345.932581][ T32] r4:00000001 [ 1345.932641][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.932683][ T32] Exception stack(0xec681fb0 to 0xec681ff8) [ 1345.932714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.932741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.932768][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.932823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.932904][ T32] r4:8569d900 [ 1345.933353][ T32] INFO: task kworker/1:913:5787 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.933392][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.933549][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.933619][ T32] Call trace: [ 1345.933765][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.933848][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.933903][ T32] r4:00000000 [ 1345.933927][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.933968][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.933995][ T32] 5d20: b9d33000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.934032][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.934058][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.934083][ T32] r5:800b0013 r4:80239bb0 [ 1345.934103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.934158][ T32] r4:82ac21e4 [ 1345.934183][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.934266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.934293][ T32] r4:e0585dc0 [ 1345.934340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.934385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.934408][ T32] r4:00000000 [ 1345.934430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.934475][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.934523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.934570][ T32] r5:00001000 r4:dfbdd000 [ 1345.934590][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.934949][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1345.935098][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1345.935419][ T32] INFO: task kworker/0:410:5790 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.935875][ T32] r4:856e8000 ** 4 printk messages dropped ** [ 1345.936099][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec671e08 ** 7 printk messages dropped ** [ 1345.936474][ T32] r9:83018005 r8:856e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 ** 4 printk messages dropped ** [ 1345.936745][ T32] r5:85715f8c r4:85715c00 ** 2 printk messages dropped ** [ 1345.936897][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1345.937339][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.938116][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1345.953247][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1345.953486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1345.954182][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.954549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.954986][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.955507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec689e08 ** 5 printk messages dropped ** [ 1345.955692][ T32] r4:00000000 [ 1345.955722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.955800][ T32] r9:83018205 r8:856e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1345.955825][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.955896][ T32] r5:00001000 r4:ebbbb000 [ 1345.955919][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.955960][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.956002][ T32] r5:8566eb8c r4:8566e800 [ 1345.956041][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.956090][ T32] r7:ddde2d80 r6:83018200 r5:8566eb8c r4:856a1900 [ 1345.956123][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.956173][ T32] r10:61c88647 r9:856e8c00 r8:856a192c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.956196][ T32] r4:856a1900 [ 1345.956214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.956258][ T32] r10:00000000 r9:856a1900 r8:80287e08 r7:ec681e60 r6:85693380 r5:856e8c00 [ 1345.956309][ T32] r4:00000001 [ 1345.956332][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.956396][ T32] Exception stack(0xec689fb0 to 0xec689ff8) [ 1345.956427][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.956491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.956525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.956555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.956623][ T32] r4:8569dbc0 [ 1345.957098][ T32] INFO: task kworker/1:914:5791 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.957139][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.957203][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.957259][ T32] Call trace: [ 1345.957288][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.957339][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.957362][ T32] r4:00000000 [ 1345.957403][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.957447][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.957475][ T32] 5d20: b9e44000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.957503][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.957554][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.957581][ T32] r5:800b0013 r4:80239bb0 [ 1345.957602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.957648][ T32] r4:82ac21e4 [ 1345.957696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.957742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.957765][ T32] r4:e0585dc0 [ 1345.957805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.957881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.957920][ T32] r4:00000000 [ 1345.957946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.957994][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.958070][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.958118][ T32] r5:00001000 r4:dfbdd000 [ 1345.958212][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.973027][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.973135][ T32] r5:84be838c r4:84be8000 [ 1345.973160][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.973255][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.973372][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.973427][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.973450][ T32] r4:848ec200 [ 1345.973471][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.973519][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.973542][ T32] r4:00000001 [ 1345.973674][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.973716][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.973746][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.973795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.973827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.973858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.973910][ T32] r4:849b9d40 [ 1345.974014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.974049][ T32] INFO: task kworker/1:915:5794 blocked for more than 472 seconds. [ 1345.974082][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1345.974107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.974129][ T32] task:kworker/1:915 state:D stack:0 pid:5794 tgid:5794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.974220][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.974270][ T32] Call trace: [ 1345.974310][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1345.974435][ T32] r10:8291a684 r9:ec68dd84 r8:00000002 r7:60000013 r6:ec68dd8c r5:856e9800 [ 1345.974463][ T32] r4:856e9800 [ 1345.974831][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1345.975286][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.975647][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.976338][ T32] r5:8566f78c r4:8566f400 [ 1345.976434][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.976736][ T32] r10:00000000 r9:856a1880 r8:80287e08 r7:ec681e60 r6:85693400 r5:856e9800 ** 6 printk messages dropped ** [ 1345.977180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.977286][ T32] r4:8569d980 [ 1345.977723][ T32] INFO: task kworker/1:915:5794 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1345.977927][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.978011][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.978169][ T32] Call trace: [ 1345.978217][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1345.995044][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1345.995093][ T32] r4:00000000 [ 1345.995148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.995215][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1345.995249][ T32] 5d20: ba26d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1345.995278][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1345.995316][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1345.995346][ T32] r5:800b0013 r4:80239bb0 [ 1345.995395][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.995448][ T32] r4:82ac21e4 [ 1345.995469][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.995525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1345.995602][ T32] r4:e0585dc0 [ 1345.995626][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1345.995678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1345.995714][ T32] r4:00000000 [ 1345.995752][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1345.995802][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1345.995854][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1345.995904][ T32] r5:00001000 r4:dfbdd000 [ 1345.995926][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1345.995996][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.996063][ T32] r5:84be838c r4:84be8000 [ 1345.996088][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1345.996164][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1345.996189][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1345.996238][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.996261][ T32] r4:848ec200 [ 1345.996309][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1345.996387][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1345.996426][ T32] r4:00000001 [ 1345.996454][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.996492][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1345.996519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.996547][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.996574][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.996622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1345.996646][ T32] r4:849b9d40 [ 1345.996669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.996727][ T32] INFO: task kworker/1:916:5796 blocked for more than 472 seconds. [ 1345.996794][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1345.996911][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.997321][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.997866][ T32] r5:00001000 r4:ebc5f000 ** 2 printk messages dropped ** [ 1345.998036][ T32] r5:8566f38c r4:8566f000 [ 1345.998057][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1345.998194][ T32] r4:856a1980 ** 6 printk messages dropped ** [ 1346.012268][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.013185][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1346.013576][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1346.014041][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 10 printk messages dropped ** [ 1346.014549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.014879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.015510][ T32] r4:856ebc00 ** 4 printk messages dropped ** [ 1346.015930][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 ** 9 printk messages dropped ** [ 1346.016294][ T32] r5:00001000 r4:ebd17000 ** 2 printk messages dropped ** [ 1346.016454][ T32] r5:857d938c r4:857d9000 ** 2 printk messages dropped ** [ 1346.016549][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.016614][ T32] r10:61c88647 r9:856ebc00 r8:856a1b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.016638][ T32] r4:856a1b00 [ 1346.016691][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.016769][ T32] r10:00000000 r9:856a1b00 r8:80287e08 r7:ec68de60 r6:85693580 r5:856ebc00 [ 1346.016853][ T32] r4:00000001 [ 1346.016886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.016952][ T32] Exception stack(0xec6b9fb0 to 0xec6b9ff8) [ 1346.016989][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.017025][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.017053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.017083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.017135][ T32] r4:8561e600 [ 1346.017416][ T32] INFO: task kworker/1:917:5798 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.017454][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.017584][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.017636][ T32] Call trace: [ 1346.017704][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.017786][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.017844][ T32] r4:00000000 [ 1346.017869][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.017911][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.017940][ T32] 5d20: ba465000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.017969][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.017994][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.018027][ T32] r5:800b0013 r4:80239bb0 [ 1346.018051][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.018122][ T32] r4:82ac21e4 [ 1346.018148][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.018245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.036289][ T32] r4:e0585dc0 [ 1346.036340][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.036407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.036534][ T32] r4:00000000 [ 1346.036559][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.036628][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.036665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.036747][ T32] r5:00001000 r4:dfbdd000 [ 1346.036773][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.036827][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.036920][ T32] r5:84be838c r4:84be8000 [ 1346.036946][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.037011][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.037038][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.037087][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.037110][ T32] r4:848ec200 [ 1346.037422][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.037473][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.037662][ T32] r4:00000001 [ 1346.037687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.037752][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.037787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.037860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.037920][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.037953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.038063][ T32] r4:849b9d40 [ 1346.038208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.047277][ T32] INFO: task kworker/1:918:5800 blocked for more than 472 seconds. [ 1346.047334][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.047362][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.047385][ T32] task:kworker/1:918 state:D stack:0 pid:5800 tgid:5800 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.047671][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.047827][ T32] Call trace: [ 1346.047860][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.048052][ T32] r10:8291a684 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:856ed400 [ 1346.048183][ T32] r4:856ed400 [ 1346.048208][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.058740][ T32] r5:856ed400 r4:8291a680 [ 1346.058786][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.058882][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.058965][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1346.058998][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.059145][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.059646][ T32] r5:8566fb8c r4:8566f800 [ 1346.059696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.059903][ T32] r10:61c88647 r9:856ed400 r8:856a1aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.060287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.061188][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1346.061561][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.061703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1346.062268][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.062572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1346.063106][ T32] r4:856ee000 ** 3 printk messages dropped ** [ 1346.063507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.064139][ T32] r9:83018205 r8:856ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 ** 4 printk messages dropped ** [ 1346.064358][ T32] r5:8566ff8c r4:8566fc00 ** 3 printk messages dropped ** [ 1346.064548][ T32] r10:61c88647 r9:856ee000 r8:856a16ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.064983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.065743][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1346.066116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1346.066518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.066972][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1346.067252][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.067280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.067337][ T32] r4:849b9d40 [ 1346.067360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.067397][ T32] INFO: task kworker/0:411:5803 blocked for more than 472 seconds. [ 1346.067427][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.067451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.067472][ T32] task:kworker/0:411 state:D stack:0 pid:5803 tgid:5803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.067547][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.067619][ T32] Call trace: [ 1346.067649][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.067696][ T32] r10:8291a684 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:856ec800 [ 1346.067742][ T32] r4:856ec800 [ 1346.067767][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.067811][ T32] r5:856ec800 r4:8291a680 [ 1346.067831][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.067868][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.067909][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1346.067931][ T32] r4:00000000 [ 1346.067978][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.068024][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.068092][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.068241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856230c0 [ 1346.088930][ T32] r4:00000000 [ 1346.088978][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.089064][ T32] r9:83018005 r8:856ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1346.089089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.089138][ T32] r5:00001000 r4:eba9f000 [ 1346.089160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.089202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.089268][ T32] r5:85715b8c r4:85715800 [ 1346.089301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.089369][ T32] r7:dddced80 r6:83018000 r5:85715b8c r4:85693700 [ 1346.089395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.089448][ T32] r10:61c88647 r9:856ec800 r8:8569372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.089472][ T32] r4:85693700 [ 1346.089494][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.089544][ T32] r10:00000000 r9:85693700 r8:80287e08 r7:ec671e60 r6:85693780 r5:856ec800 [ 1346.089567][ T32] r4:00000001 [ 1346.089616][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.089661][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1346.089694][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.089731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.089794][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.089831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.089854][ T32] r4:8568f200 [ 1346.090300][ T32] INFO: task kworker/0:411:5803 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.090339][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.090428][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.090484][ T32] Call trace: [ 1346.090571][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.090658][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.090687][ T32] r4:00000000 [ 1346.090707][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.090755][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.090783][ T32] 5d20: babe9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.090811][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.090859][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.090883][ T32] r5:800b0013 r4:80239bb0 [ 1346.090903][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1346.091037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1346.091625][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1346.092022][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1346.092552][ T32] INFO: task kworker/1:920:5805 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.093059][ T32] r5:85020000 r4:8291a680 ** 3 printk messages dropped ** [ 1346.093179][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.093467][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.094068][ T32] r5:857d838c r4:857d8000 [ 1346.094094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.094264][ T32] r4:856a1c00 ** 4 printk messages dropped ** [ 1346.094498][ T32] Exception stack(0xec6d5fb0 to 0xec6d5ff8) ** 6 printk messages dropped ** [ 1346.095132][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.095860][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.096035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1346.096718][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1346.097289][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1346.097862][ T32] task:kworker/1:921 state:D stack:0 pid:5806 tgid:5806 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1346.118879][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 ** 3 printk messages dropped ** [ 1346.119069][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.119111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0300 [ 1346.119135][ T32] r4:00000000 [ 1346.119166][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.119246][ T32] r9:83018205 r8:85020c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1346.119277][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.119324][ T32] r5:00001000 r4:ebce5000 [ 1346.119373][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.119442][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.119489][ T32] r5:857d878c r4:857d8400 [ 1346.119510][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.119584][ T32] r7:ddde2d80 r6:83018200 r5:857d878c r4:856a1c80 [ 1346.119637][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.119690][ T32] r10:61c88647 r9:85020c00 r8:856a1cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.119713][ T32] r4:856a1c80 [ 1346.119772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.119823][ T32] r10:00000000 r9:856a1c80 r8:80287e08 r7:ec6b9e60 r6:85693880 r5:85020c00 [ 1346.119847][ T32] r4:00000001 [ 1346.119926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.119968][ T32] Exception stack(0xec6d9fb0 to 0xec6d9ff8) [ 1346.120000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.120036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.120231][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.120435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.120462][ T32] r4:856a0140 [ 1346.120897][ T32] INFO: task kworker/1:921:5806 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.120934][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.121071][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.121124][ T32] Call trace: [ 1346.121156][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.121242][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.121298][ T32] r4:00000000 [ 1346.121380][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.121423][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.121506][ T32] 5d20: bada6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.121597][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.121626][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.121651][ T32] r5:800b0013 r4:80239bb0 [ 1346.121672][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.121713][ T32] r4:82ac21e4 [ 1346.121765][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.121811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.121835][ T32] r4:e0585dc0 [ 1346.121882][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.121940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.121965][ T32] r4:00000000 [ 1346.121985][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.122037][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.122059][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.122100][ T32] r5:00001000 r4:dfbdd000 [ 1346.122121][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.122160][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.122201][ T32] r5:84be838c r4:84be8000 [ 1346.122221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.122450][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.122478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.122557][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.122584][ T32] r4:848ec200 [ 1346.122619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.122694][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.122722][ T32] r4:00000001 [ 1346.122744][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.122868][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.122900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.122928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.122983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.123022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.123134][ T32] r4:849b9d40 [ 1346.123167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.123209][ T32] INFO: task kworker/1:922:5808 blocked for more than 472 seconds. [ 1346.123243][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.123269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.123291][ T32] task:kworker/1:922 state:D stack:0 pid:5808 tgid:5808 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.123476][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.123531][ T32] Call trace: [ 1346.123695][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.123831][ T32] r10:8291a684 r9:ec6e1d84 r8:00000002 r7:60000013 r6:ec6e1d8c r5:85022400 [ 1346.123865][ T32] r4:85022400 ** 1 printk messages dropped ** [ 1346.123928][ T32] r5:85022400 r4:8291a680 ** 5 printk messages dropped ** [ 1346.124393][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.125469][ T32] r5:857d8b8c r4:857d8800 [ 1346.125491][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.125725][ T32] r10:00000000 r9:856a1a00 r8:80287e08 r7:ec6b9e60 r6:85693900 r5:85022400 [ 1346.125748][ T32] r4:00000001 [ 1346.125827][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.125893][ T32] Exception stack(0xec6e1fb0 to 0xec6e1ff8) [ 1346.125950][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.126014][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.126091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.126125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.126148][ T32] r4:856a02c0 [ 1346.126437][ T32] INFO: task kworker/1:922:5808 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.126476][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.126702][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.126930][ T32] Call trace: [ 1346.126971][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.127058][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.127086][ T32] r4:00000000 [ 1346.127106][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.127173][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.127204][ T32] 5d20: bada6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.127261][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.127291][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.127316][ T32] r5:800b0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1346.127376][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.127637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1346.128074][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1346.159094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.159766][ T32] INFO: task kworker/1:923:5810 blocked for more than 472 seconds. ** 10 printk messages dropped ** [ 1346.161144][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.161843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.162037][ T32] r5:857d8f8c r4:857d8c00 [ 1346.162060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.162408][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.162582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.163521][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.163711][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1346.163888][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1346.164270][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.164766][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1346.165201][ T32] INFO: task kworker/1:924:5812 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.165729][ T32] r5:85023000 r4:8291a680 ** 3 printk messages dropped ** [ 1346.166005][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.166249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0d40 [ 1346.166308][ T32] r4:00000000 [ 1346.166346][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.166395][ T32] r9:83018205 r8:85023000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1346.166446][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.166515][ T32] r5:00001000 r4:ead9f000 [ 1346.166595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.166691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.166736][ T32] r5:857da78c r4:857da400 [ 1346.166758][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.166832][ T32] r7:ddde2d80 r6:83018200 r5:857da78c r4:856a1e00 [ 1346.166887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.166953][ T32] r10:61c88647 r9:85023000 r8:856a1e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.166977][ T32] r4:856a1e00 [ 1346.167013][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.167062][ T32] r10:00000000 r9:856a1e00 r8:80287e08 r7:ec6b9e60 r6:85693a00 r5:85023000 [ 1346.167200][ T32] r4:00000001 [ 1346.167223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.167258][ T32] Exception stack(0xec6f1fb0 to 0xec6f1ff8) [ 1346.167285][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.167313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.167341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.167400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.167426][ T32] r4:856a0500 [ 1346.167717][ T32] INFO: task kworker/1:924:5812 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.167802][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.167923][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.167973][ T32] Call trace: [ 1346.168053][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.168110][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.168134][ T32] r4:00000000 [ 1346.168153][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.168240][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.168334][ T32] 5d20: bb1a0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.190368][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.190482][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.190543][ T32] r5:800b0013 r4:80239bb0 [ 1346.190599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.190665][ T32] r4:82ac21e4 [ 1346.190714][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.190764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.190789][ T32] r4:e0585dc0 [ 1346.190809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.190874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.190897][ T32] r4:00000000 [ 1346.190916][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.190991][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.191024][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.191070][ T32] r5:00001000 r4:dfbdd000 [ 1346.191091][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.191131][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.191174][ T32] r5:84be838c r4:84be8000 [ 1346.191206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.191284][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.191310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.191401][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.191428][ T32] r4:848ec200 [ 1346.191449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.191576][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.191670][ T32] r4:00000001 [ 1346.191693][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.191732][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.191760][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.191789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.191908][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1346.192215][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.192576][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.193053][ T32] r5:00001000 r4:ebd29000 ** 2 printk messages dropped ** [ 1346.193154][ T32] r5:857d978c r4:857d9400 ** 2 printk messages dropped ** [ 1346.193268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.193561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.194439][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1346.194904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1346.195289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.195861][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1346.196033][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1346.196310][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.196399][ T32] Call trace: [ 1346.196514][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.196576][ T32] r10:8291a684 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:85024800 [ 1346.196619][ T32] r4:85024800 [ 1346.196640][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.196764][ T32] r5:85024800 r4:8291a680 [ 1346.196789][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.196828][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.196870][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1346.196893][ T32] r4:00000000 [ 1346.196912][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.196946][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.196992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.197099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a08c0 [ 1346.197127][ T32] r4:00000000 [ 1346.197203][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.197261][ T32] r9:83018205 r8:85024800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1346.197288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.197385][ T32] r5:00001000 r4:ec611000 [ 1346.197464][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.197510][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.197553][ T32] r5:857d9b8c r4:857d9800 [ 1346.197626][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.197675][ T32] r7:ddde2d80 r6:83018200 r5:857d9b8c r4:856a1f00 [ 1346.197696][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.197743][ T32] r10:61c88647 r9:85024800 r8:856a1f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.197786][ T32] r4:856a1f00 [ 1346.197836][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.197884][ T32] r10:00000000 r9:856a1f00 r8:80287e08 r7:ec6f1e60 r6:85693b00 r5:85024800 [ 1346.197913][ T32] r4:00000001 [ 1346.197933][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.197981][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1346.198069][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.198136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.198174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.198203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.198300][ T32] r4:856a0780 [ 1346.217126][ T32] INFO: task kworker/1:926:5816 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.217190][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.217264][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.217325][ T32] Call trace: [ 1346.217378][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.217436][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.217523][ T32] r4:00000000 [ 1346.217549][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.217592][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.217622][ T32] 5d20: bb765000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.217651][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.217747][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.217785][ T32] r5:800b0013 r4:80239bb0 [ 1346.217860][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.217906][ T32] r4:82ac21e4 [ 1346.217978][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.218073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.218102][ T32] r4:e0585dc0 [ 1346.218123][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.218200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.229018][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1346.229225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1346.229690][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.230126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1346.230873][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1346.231449][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.232081][ T32] r5:857d9f8c r4:857d9c00 [ 1346.232103][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.232454][ T32] r10:00000000 r9:856a1f80 r8:80287e08 r7:ec6f1e60 r6:85693b80 r5:85026000 ** 9 printk messages dropped ** [ 1346.233332][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.233917][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.234018][ T32] r4:e0585dc0 [ 1346.234043][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.234087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.234109][ T32] r4:00000000 [ 1346.234172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.234325][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.234350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.234392][ T32] r5:00001000 r4:dfbdd000 [ 1346.234413][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.234451][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.234534][ T32] r5:84be838c r4:84be8000 [ 1346.234558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.234604][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.234654][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.234706][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.234729][ T32] r4:848ec200 [ 1346.234783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.234863][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.234890][ T32] r4:00000001 [ 1346.234939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.234979][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.235013][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.235059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.235092][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.235149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.235175][ T32] r4:849b9d40 [ 1346.235196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.235236][ T32] INFO: task kworker/1:928:5820 blocked for more than 472 seconds. [ 1346.235267][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.235291][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.235311][ T32] task:kworker/1:928 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.235430][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.235476][ T32] Call trace: [ 1346.235527][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.235578][ T32] r10:8291a684 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:856eec00 [ 1346.235613][ T32] r4:856eec00 [ 1346.235637][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.235752][ T32] r5:856eec00 r4:8291a680 [ 1346.235870][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.235912][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.235954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec711e08 [ 1346.236049][ T32] r4:00000000 [ 1346.236076][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.236112][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.236183][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.236254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0b00 ** 7 printk messages dropped ** [ 1346.236649][ T32] r5:857da38c r4:857da000 [ 1346.236704][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.236753][ T32] r7:ddde2d80 r6:83018200 r5:857da38c r4:856a1e80 ** 2 printk messages dropped ** [ 1346.236938][ T32] r4:856a1e80 ** 4 printk messages dropped ** [ 1346.237169][ T32] Exception stack(0xec711fb0 to 0xec711ff8) ** 7 printk messages dropped ** [ 1346.237895][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.238208][ T32] 5d20: bb8c5000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1346.259515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1346.260254][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1346.261104][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1346.261557][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1346.262385][ T32] r4:856eb000 ** 4 printk messages dropped ** [ 1346.262600][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 ** 10 printk messages dropped ** [ 1346.263206][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.263358][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1346.263799][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.264527][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.265363][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1346.265678][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1346.266002][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1346.266793][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1346.266992][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.267149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.267170][ T32] r4:849b9d40 [ 1346.267295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.267325][ T32] INFO: task kworker/1:930:5824 blocked for more than 472 seconds. [ 1346.267353][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.267376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.267397][ T32] task:kworker/1:930 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.267463][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.267537][ T32] Call trace: [ 1346.267569][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.267617][ T32] r10:8291a684 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:85026c00 [ 1346.267677][ T32] r4:85026c00 [ 1346.267702][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.267745][ T32] r5:85026c00 r4:8291a680 [ 1346.267798][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.267867][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.267969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 [ 1346.268012][ T32] r4:00000000 [ 1346.268037][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.268129][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.268224][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.298832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a0f00 [ 1346.298910][ T32] r4:00000000 [ 1346.299049][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.299252][ T32] r9:83018205 r8:85026c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1346.299284][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.299372][ T32] r5:00001000 r4:eb309000 [ 1346.299417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.299469][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.299551][ T32] r5:857dab8c r4:857da800 [ 1346.299590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.299658][ T32] r7:ddde2d80 r6:83018200 r5:857dab8c r4:856a1200 [ 1346.299713][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.299796][ T32] r10:61c88647 r9:85026c00 r8:856a122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.299827][ T32] r4:856a1200 [ 1346.299852][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.299920][ T32] r10:00000000 r9:856a1200 r8:80287e08 r7:ec71de60 r6:85693d00 r5:85026c00 [ 1346.300023][ T32] r4:00000001 [ 1346.300050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.300095][ T32] Exception stack(0xec70dfb0 to 0xec70dff8) [ 1346.300131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.300166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.300225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.300264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.300292][ T32] r4:856a0c80 [ 1346.300745][ T32] INFO: task kworker/1:930:5824 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.300796][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.301017][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.301293][ T32] Call trace: [ 1346.301337][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.301391][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.301415][ T32] r4:00000000 [ 1346.301434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.301474][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.301503][ T32] 5d20: bbf2a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.301531][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.301556][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.301580][ T32] r5:800b0013 r4:80239bb0 [ 1346.301599][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.301639][ T32] r4:82ac21e4 [ 1346.301696][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.301761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.301853][ T32] r4:e0585dc0 [ 1346.301920][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.301967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.301992][ T32] r4:00000000 [ 1346.302017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.302628][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.303611][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.303867][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1346.304536][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1346.305365][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.306568][ T32] r5:857db38c r4:857db000 ** 1 printk messages dropped ** [ 1346.306643][ T32] r7:ddde2d80 r6:83018200 r5:857db38c r4:85637d80 ** 6 printk messages dropped ** [ 1346.307069][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1346.308261][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.335575][ T32] 5d20: bc234000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1346.335864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 12 printk messages dropped ** [ 1346.336483][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1346.336743][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1346.337251][ T32] INFO: task kworker/1:932:5830 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.337757][ T32] r5:85821800 r4:8291a680 ** 5 printk messages dropped ** [ 1346.338100][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.345688][ T32] r5:857db78c r4:857db400 [ 1346.345714][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.345764][ T32] r7:ddde2d80 r6:83018200 r5:857db78c r4:856a1b80 [ 1346.345786][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.345860][ T32] r10:61c88647 r9:85821800 r8:856a1bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.345917][ T32] r4:856a1b80 [ 1346.345942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.345990][ T32] r10:00000000 r9:856a1b80 r8:80287e08 r7:ec725e60 r6:85693d80 r5:85821800 [ 1346.346033][ T32] r4:00000001 [ 1346.346142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.346185][ T32] Exception stack(0xec72dfb0 to 0xec72dff8) [ 1346.346215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.346244][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.346301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.346335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.346357][ T32] r4:85674280 [ 1346.346794][ T32] INFO: task kworker/1:932:5830 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.346897][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.346984][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.347043][ T32] Call trace: [ 1346.347160][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.347273][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.347301][ T32] r4:00000000 [ 1346.347322][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.347417][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.347449][ T32] 5d20: bc234000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.347506][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.347537][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.347563][ T32] r5:800b0013 r4:80239bb0 [ 1346.347614][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.347659][ T32] r4:82ac21e4 [ 1346.347681][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.347724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.347747][ T32] r4:e0585dc0 [ 1346.347766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.347807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.347829][ T32] r4:00000000 [ 1346.347848][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.347894][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.347916][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.347957][ T32] r5:00001000 r4:dfbdd000 [ 1346.347993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.348070][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.348118][ T32] r5:84be838c r4:84be8000 [ 1346.348139][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.348186][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.348281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.358898][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.358944][ T32] r4:848ec200 [ 1346.358969][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.359045][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.359072][ T32] r4:00000001 [ 1346.359094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.359137][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.359169][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.359201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.359260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.359297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.359322][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1346.359654][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.360271][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1346.360943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.361092][ T32] r5:857dc38c r4:857dc000 ** 3 printk messages dropped ** [ 1346.361290][ T32] r10:61c88647 r9:85823000 r8:856a112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.361697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 11 printk messages dropped ** [ 1346.362869][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1346.363408][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.363703][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1346.363982][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.364337][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1346.364764][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.364985][ T32] r4:85820c00 [ 1346.365014][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.365059][ T32] r5:85820c00 r4:8291a680 [ 1346.365080][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.365146][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.365213][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec739e08 [ 1346.365239][ T32] r4:00000000 [ 1346.365342][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.365380][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.365443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.365488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85674300 [ 1346.365518][ T32] r4:00000000 [ 1346.365538][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.365580][ T32] r9:83018205 r8:85820c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1346.365601][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.365692][ T32] r5:00001000 r4:eb88b000 [ 1346.365727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.365805][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.365860][ T32] r5:857dbb8c r4:857db800 [ 1346.365884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.366019][ T32] r7:ddde2d80 r6:83018200 r5:857dbb8c r4:8562a080 [ 1346.366060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.366217][ T32] r10:61c88647 r9:85820c00 r8:8562a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.366306][ T32] r4:8562a080 [ 1346.366332][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.366408][ T32] r10:00000000 r9:8562a080 r8:80287e08 r7:ec735e60 r6:85693f00 r5:85820c00 [ 1346.366440][ T32] r4:00000001 [ 1346.366480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.366563][ T32] Exception stack(0xec739fb0 to 0xec739ff8) [ 1346.366600][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.366633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.366775][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.366842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.366951][ T32] r4:85674400 [ 1346.367264][ T32] INFO: task kworker/1:934:5833 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.367320][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.367503][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.367683][ T32] Call trace: [ 1346.367753][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.367842][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.367877][ T32] r4:00000000 [ 1346.367900][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.367944][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.367980][ T32] 5d20: bc483000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.368043][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.368075][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.368101][ T32] r5:800b0013 r4:80239bb0 [ 1346.368124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.368266][ T32] r4:82ac21e4 [ 1346.390473][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.390571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.390610][ T32] r4:e0585dc0 [ 1346.390636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.390682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.390705][ T32] r4:00000000 [ 1346.390729][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1346.390932][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.391528][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1346.391972][ T32] INFO: task kworker/1:935:5835 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.392641][ T32] r5:85822400 r4:8291a680 ** 5 printk messages dropped ** [ 1346.392967][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.393429][ T32] r5:857dbf8c r4:857dbc00 [ 1346.393452][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.393499][ T32] r7:ddde2d80 r6:83018200 r5:857dbf8c r4:8562a000 [ 1346.393519][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.393570][ T32] r10:61c88647 r9:85822400 r8:8562a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.393595][ T32] r4:8562a000 [ 1346.393614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.393689][ T32] r10:00000000 r9:8562a000 r8:80287e08 r7:ec735e60 r6:85693f80 r5:85822400 [ 1346.393741][ T32] r4:00000001 [ 1346.393771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.393809][ T32] Exception stack(0xec741fb0 to 0xec741ff8) [ 1346.393891][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.393935][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.393993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.394025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.394048][ T32] r4:856742c0 [ 1346.394505][ T32] INFO: task kworker/1:935:5835 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.394549][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.394705][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.394781][ T32] Call trace: [ 1346.394866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1346.395176][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1346.395527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1346.396105][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.396432][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1346.396852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1346.397231][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1346.397512][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.397688][ T32] r5:857dcf8c r4:857dcc00 [ 1346.397709][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.397787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.398028][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.415659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1346.416540][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.416822][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1346.417019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1346.417355][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.417411][ T32] r5:00001000 r4:dfbdd000 [ 1346.417440][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.417482][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.417536][ T32] r5:84be838c r4:84be8000 [ 1346.417620][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.417682][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.417708][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.417758][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.417817][ T32] r4:848ec200 [ 1346.417843][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.417892][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.417942][ T32] r4:00000001 [ 1346.418050][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.418089][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.418116][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.418143][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.418169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.428578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.428700][ T32] r4:849b9d40 [ 1346.428736][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.428824][ T32] INFO: task kworker/1:937:5839 blocked for more than 472 seconds. [ 1346.428872][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.428900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.428952][ T32] task:kworker/1:937 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.429017][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.429077][ T32] Call trace: [ 1346.429192][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.429255][ T32] r10:8291a684 r9:ec781d84 r8:00000002 r7:60000013 r6:ec781d8c r5:85823c00 [ 1346.429279][ T32] r4:85823c00 [ 1346.429344][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.429449][ T32] r5:85823c00 r4:8291a680 [ 1346.429503][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.429578][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.429638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec781e08 [ 1346.429746][ T32] r4:00000000 [ 1346.429848][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.429889][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.429929][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.430031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85674700 [ 1346.430169][ T32] r4:00000000 [ 1346.430201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.430253][ T32] r9:83018205 r8:85823c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1346.430276][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.430321][ T32] r5:00001000 r4:ebb8d000 [ 1346.430342][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.430384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.430428][ T32] r5:857dc78c r4:857dc400 [ 1346.430464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.430547][ T32] r7:ddde2d80 r6:83018200 r5:857dc78c r4:8562a280 [ 1346.430611][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.430664][ T32] r10:61c88647 r9:85823c00 r8:8562a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.430712][ T32] r4:8562a280 [ 1346.430736][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.430791][ T32] r10:00000000 r9:8562a280 r8:80287e08 r7:ec765e60 r6:85619080 r5:85823c00 [ 1346.430840][ T32] r4:00000001 [ 1346.430893][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.430937][ T32] Exception stack(0xec781fb0 to 0xec781ff8) [ 1346.430966][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.431008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.431038][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.431595][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.432349][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.432554][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.432836][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1346.433154][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1346.433589][ T32] INFO: task kworker/1:938:5842 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.434076][ T32] r5:85826000 r4:8291a680 ** 5 printk messages dropped ** [ 1346.434299][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.434539][ T32] r5:00001000 r4:ebbe3000 [ 1346.434584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.434677][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.434724][ T32] r5:857dcb8c r4:857dc800 [ 1346.434803][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.434872][ T32] r7:ddde2d80 r6:83018200 r5:857dcb8c r4:8562a100 [ 1346.434942][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.435066][ T32] r10:61c88647 r9:85826000 r8:8562a12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.435092][ T32] r4:8562a100 [ 1346.435113][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.435158][ T32] r10:00000000 r9:8562a100 r8:80287e08 r7:ec765e60 r6:85619100 r5:85826000 [ 1346.435256][ T32] r4:00000001 [ 1346.435360][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.435399][ T32] Exception stack(0xec78dfb0 to 0xec78dff8) [ 1346.435426][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.435645][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.435749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.435804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.435831][ T32] r4:85674640 [ 1346.436113][ T32] INFO: task kworker/1:938:5842 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.436151][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.436353][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.436454][ T32] Call trace: [ 1346.436503][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.436553][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.436668][ T32] r4:00000000 [ 1346.436696][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.436736][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.436773][ T32] 5d20: bcb67000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.436804][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.436830][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.436881][ T32] r5:800b0013 r4:80239bb0 [ 1346.436962][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.437006][ T32] r4:82ac21e4 [ 1346.437027][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.437068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.437180][ T32] r4:e0585dc0 [ 1346.437204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.437247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.437297][ T32] r4:00000000 [ 1346.437336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.437389][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.437492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.437541][ T32] r5:00001000 r4:dfbdd000 [ 1346.437561][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.437652][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.437698][ T32] r5:84be838c r4:84be8000 [ 1346.437730][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.437791][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.437814][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.437860][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.437885][ T32] r4:848ec200 [ 1346.437920][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.437969][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.437992][ T32] r4:00000001 [ 1346.438010][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.438044][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.438069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.438096][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.438143][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.460166][ T32] task:kworker/1:939 state:D stack:0 pid:5845 tgid:5845 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.461015][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.461497][ T32] r5:857ddb8c r4:857dd800 ** 1 printk messages dropped ** [ 1346.461567][ T32] r7:ddde2d80 r6:83018200 r5:857ddb8c r4:8562a300 ** 4 printk messages dropped ** [ 1346.461755][ T32] r10:00000000 r9:8562a300 r8:80287e08 r7:ec765e60 r6:85619280 r5:85825400 ** 9 printk messages dropped ** [ 1346.462571][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1346.463111][ T32] 5d20: bcdee000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1346.463282][ T32] r4:82ac21e4 [ 1346.463313][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.463357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.463381][ T32] r4:e0585dc0 [ 1346.463427][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.463474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.463497][ T32] r4:00000000 [ 1346.463543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.463592][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.463615][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.463656][ T32] r5:00001000 r4:dfbdd000 [ 1346.463676][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.463716][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.463757][ T32] r5:84be838c r4:84be8000 [ 1346.463789][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.463836][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.463858][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.463904][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.463926][ T32] r4:848ec200 [ 1346.463944][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.463992][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.464014][ T32] r4:00000001 [ 1346.464044][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.464080][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.464107][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.464135][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.464163][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.464191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.464213][ T32] r4:849b9d40 [ 1346.464275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.464305][ T32] INFO: task kworker/1:940:5846 blocked for more than 472 seconds. [ 1346.464336][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.464361][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.464393][ T32] task:kworker/1:940 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1346.464888][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.465205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85674b80 [ 1346.465289][ T32] r4:00000000 [ 1346.465341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.465389][ T32] r9:83018205 r8:85826c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1346.465522][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.465568][ T32] r5:00001000 r4:ebd1b000 [ 1346.465600][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.465669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.465721][ T32] r5:857dd38c r4:857dd000 [ 1346.465771][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.465822][ T32] r7:ddde2d80 r6:83018200 r5:857dd38c r4:8562a400 [ 1346.465843][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.465968][ T32] r10:61c88647 r9:85826c00 r8:8562a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.466012][ T32] r4:8562a400 [ 1346.466063][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.466192][ T32] r10:00000000 r9:8562a400 r8:80287e08 r7:ec791e60 r6:85619180 r5:85826c00 [ 1346.466288][ T32] r4:00000001 [ 1346.466313][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.466349][ T32] Exception stack(0xec795fb0 to 0xec795ff8) [ 1346.466402][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.466462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.466493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.466524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.466547][ T32] r4:85674a80 [ 1346.466890][ T32] INFO: task kworker/1:940:5846 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 4 printk messages dropped ** [ 1346.467303][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1346.467681][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1346.467887][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.468237][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1346.488973][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1346.489232][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1346.489544][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 8 printk messages dropped ** [ 1346.489987][ T32] r5:85023c00 r4:8291a680 ** 5 printk messages dropped ** [ 1346.490187][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1346.490755][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.490938][ T32] r7:ddde2d80 r6:83018200 r5:857dd78c r4:8562a380 ** 4 printk messages dropped ** [ 1346.491123][ T32] r10:00000000 r9:8562a380 r8:80287e08 r7:ec791e60 r6:85619200 r5:85023c00 ** 9 printk messages dropped ** [ 1346.491825][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.492475][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.492638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1346.493171][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.493446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.493667][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.494094][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.494439][ T32] r9:83018205 r8:85028000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 ** 4 printk messages dropped ** [ 1346.494665][ T32] r5:857de38c r4:857de000 ** 1 printk messages dropped ** [ 1346.494746][ T32] r7:ddde2d80 r6:83018200 r5:857de38c r4:8562a480 [ 1346.494803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.494906][ T32] r10:61c88647 r9:85028000 r8:8562a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.494944][ T32] r4:8562a480 [ 1346.494968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.495015][ T32] r10:00000000 r9:8562a480 r8:80287e08 r7:ec791e60 r6:85619300 r5:85028000 [ 1346.495049][ T32] r4:00000001 [ 1346.495072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.495129][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) [ 1346.495159][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.495202][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.495232][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.495260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.495282][ T32] r4:85674d80 [ 1346.495554][ T32] INFO: task kworker/1:942:5851 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.495592][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.495647][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.495744][ T32] Call trace: [ 1346.495810][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.495861][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.495885][ T32] r4:00000000 [ 1346.495904][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.495941][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.495969][ T32] 5d20: bd1f6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.495996][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.496021][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.496045][ T32] r5:800b0013 r4:80239bb0 [ 1346.496065][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.496118][ T32] r4:82ac21e4 [ 1346.496143][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.496185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.496207][ T32] r4:e0585dc0 [ 1346.496226][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.496266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.496300][ T32] r4:00000000 [ 1346.496324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.496369][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.496392][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.496449][ T32] r5:00001000 r4:dfbdd000 [ 1346.496472][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.496514][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.496555][ T32] r5:84be838c r4:84be8000 [ 1346.496575][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.496669][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.496697][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.496744][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.496786][ T32] r4:848ec200 [ 1346.496809][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.496855][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.496879][ T32] r4:00000001 [ 1346.496898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.496932][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.496973][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.497005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.497031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.497059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.497081][ T32] r4:849b9d40 [ 1346.497101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.497176][ T32] INFO: task kworker/1:943:5853 blocked for more than 472 seconds. ** 3 printk messages dropped ** [ 1346.497346][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.497772][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.498120][ T32] r9:83018205 r8:85028c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 ** 4 printk messages dropped ** [ 1346.531394][ T32] r5:857ddf8c r4:857ddc00 [ 1346.531415][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.531558][ T32] r10:61c88647 r9:85028c00 r8:8562a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.532146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1346.533139][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1346.533370][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.533522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1346.533997][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1346.534323][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.534715][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1346.535047][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.535529][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.535779][ T32] r5:857de78c r4:857de400 ** 3 printk messages dropped ** [ 1346.535977][ T32] r10:61c88647 r9:85029800 r8:8562a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1346.536398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1346.536930][ T32] Call trace: [ 1346.536965][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.537022][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.537047][ T32] r4:00000000 [ 1346.537094][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.537163][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.537221][ T32] 5d20: bd77f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.537253][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.537279][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.537347][ T32] r5:800b0013 r4:80239bb0 [ 1346.537405][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.537477][ T32] r4:82ac21e4 [ 1346.537556][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.537602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.537651][ T32] r4:e0585dc0 [ 1346.537675][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.537745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.537777][ T32] r4:00000000 [ 1346.537798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.537844][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.537866][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.537912][ T32] r5:00001000 r4:dfbdd000 [ 1346.537934][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.537974][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.538055][ T32] r5:84be838c r4:84be8000 [ 1346.538135][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.538208][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.552266][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.552407][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.552452][ T32] r4:848ec200 [ 1346.552504][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.552559][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.552610][ T32] r4:00000001 [ 1346.552680][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.552723][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.552754][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.552794][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.552849][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.552882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.552905][ T32] r4:849b9d40 [ 1346.552928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.552985][ T32] INFO: task kworker/1:945:5857 blocked for more than 473 seconds. [ 1346.553051][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.553107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.553135][ T32] task:kworker/1:945 state:D stack:0 pid:5857 tgid:5857 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.553302][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.553355][ T32] Call trace: [ 1346.553388][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.553440][ T32] r10:8291a684 r9:ec7a9d84 r8:00000002 r7:60000113 r6:ec7a9d8c r5:8502a400 [ 1346.553517][ T32] r4:8502a400 [ 1346.553542][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.553587][ T32] r5:8502a400 r4:8291a680 [ 1346.553608][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.553647][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.553689][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a9e08 [ 1346.553712][ T32] r4:00000000 [ 1346.553732][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.553793][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.553889][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.553972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620000 [ 1346.553999][ T32] r4:00000000 [ 1346.554048][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.554127][ T32] r9:83018205 r8:8502a400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1346.554155][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.554226][ T32] r5:00001000 r4:ec769000 [ 1346.554278][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.554322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.554364][ T32] r5:857deb8c r4:857de800 [ 1346.554439][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.554531][ T32] r7:ddde2d80 r6:83018200 r5:857deb8c r4:8562a680 [ 1346.554584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.554636][ T32] r10:61c88647 r9:8502a400 r8:8562a6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.554688][ T32] r4:8562a680 [ 1346.554794][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.554887][ T32] r10:00000000 r9:8562a680 r8:80287e08 r7:ec7a5e60 r6:85619480 r5:8502a400 [ 1346.554925][ T32] r4:00000001 [ 1346.554948][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.554985][ T32] Exception stack(0xec7a9fb0 to 0xec7a9ff8) [ 1346.555011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.555057][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.555088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.555117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.555138][ T32] r4:85674f80 [ 1346.555568][ T32] INFO: task kworker/1:945:5857 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.555609][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.555747][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.555802][ T32] Call trace: [ 1346.555831][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.555882][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.555904][ T32] r4:00000000 [ 1346.555924][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.555963][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.556059][ T32] 5d20: bd8de000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.556130][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.556159][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.556182][ T32] r5:800b0013 r4:80239bb0 [ 1346.556204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.556301][ T32] r4:82ac21e4 [ 1346.556326][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.556368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.556418][ T32] r4:e0585dc0 [ 1346.556441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.556485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.556509][ T32] r4:00000000 [ 1346.556528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.556571][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.556625][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.556673][ T32] r5:00001000 r4:dfbdd000 [ 1346.556692][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.556764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.556817][ T32] r5:84be838c r4:84be8000 ** 1 printk messages dropped ** [ 1346.556885][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1346.557199][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1346.557551][ T32] INFO: task kworker/0:412:5858 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.558058][ T32] r4:8502b000 ** 4 printk messages dropped ** [ 1346.574998][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 ** 9 printk messages dropped ** [ 1346.575438][ T32] r5:00001000 r4:ebbc7000 ** 2 printk messages dropped ** [ 1346.575622][ T32] r5:8571738c r4:85717000 ** 1 printk messages dropped ** [ 1346.575693][ T32] r7:dddced80 r6:83018000 r5:8571738c r4:85619500 ** 4 printk messages dropped ** [ 1346.575892][ T32] r10:00000000 r9:85619500 r8:80287e08 r7:ec671e60 r6:85619680 r5:8502b000 ** 6 printk messages dropped ** [ 1346.576184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.576207][ T32] r4:85623980 [ 1346.576640][ T32] INFO: task kworker/0:412:5858 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.576679][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.576783][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.576833][ T32] Call trace: [ 1346.576892][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.576948][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.576972][ T32] r4:00000000 [ 1346.577003][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.577048][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.577097][ T32] 5d20: bdbc3000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.577130][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.577184][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.577239][ T32] r5:800b0013 r4:80239bb0 [ 1346.577263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.577305][ T32] r4:82ac21e4 [ 1346.577325][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.577367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.577390][ T32] r4:e0585dc0 [ 1346.577411][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.577478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.577507][ T32] r4:00000000 [ 1346.577598][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.577648][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.577670][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.577713][ T32] r5:00001000 r4:dfbdd000 [ 1346.577745][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.577821][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.577867][ T32] r5:84be838c r4:84be8000 [ 1346.577914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.577965][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.578082][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.578142][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.578202][ T32] r4:848ec200 [ 1346.591110][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.591228][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.591255][ T32] r4:00000001 [ 1346.591278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.591317][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.591348][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.591378][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.591404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.591433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.591456][ T32] r4:849b9d40 [ 1346.591480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.591509][ T32] INFO: task kworker/1:946:5860 blocked for more than 473 seconds. [ 1346.591568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.591625][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.591653][ T32] task:kworker/1:946 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.591738][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.591855][ T32] Call trace: [ 1346.591888][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.591997][ T32] r10:8291a684 r9:ec7add84 r8:00000002 r7:60000113 r6:ec7add8c r5:8502bc00 [ 1346.592072][ T32] r4:8502bc00 [ 1346.592123][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.592198][ T32] r5:8502bc00 r4:8291a680 [ 1346.592224][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.592335][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ade08 ** 4 printk messages dropped ** [ 1346.592573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620140 ** 4 printk messages dropped ** [ 1346.592871][ T32] r5:00001000 r4:ec7b7000 ** 2 printk messages dropped ** [ 1346.593010][ T32] r5:857def8c r4:857dec00 [ 1346.593031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.593164][ T32] r7:ddde2d80 r6:83018200 r5:857def8c r4:8562a700 [ 1346.593218][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.593268][ T32] r10:61c88647 r9:8502bc00 r8:8562a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1346.593356][ T32] r10:00000000 r9:8562a700 r8:80287e08 r7:ec7a9e60 r6:85619580 r5:8502bc00 ** 4 printk messages dropped ** [ 1346.593801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.594544][ T32] INFO: task kworker/1:946:5860 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 2 printk messages dropped ** [ 1346.594733][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.595130][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 1 printk messages dropped ** [ 1346.595188][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1346.595440][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.595618][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1346.595740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.595773][ T32] r4:00000000 [ 1346.595795][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.595948][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.595974][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.596018][ T32] r5:00001000 r4:dfbdd000 [ 1346.596037][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.596075][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.596118][ T32] r5:84be838c r4:84be8000 [ 1346.596165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.596435][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.596461][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.596569][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.596613][ T32] r4:848ec200 [ 1346.596634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.596681][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.596785][ T32] r4:00000001 [ 1346.596895][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.596942][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.596969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.596998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.597024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.597052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.597104][ T32] r4:849b9d40 [ 1346.597216][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.597245][ T32] INFO: task kworker/0:413:5861 blocked for more than 473 seconds. [ 1346.597333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.597360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.597449][ T32] task:kworker/0:413 state:D stack:0 pid:5861 tgid:5861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.597557][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.597695][ T32] Call trace: [ 1346.597773][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.597900][ T32] r10:8291a684 r9:ec7b1d84 r8:00000002 r7:60000113 r6:ec7b1d8c r5:8502c800 [ 1346.597927][ T32] r4:8502c800 [ 1346.597949][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.598017][ T32] r5:8502c800 r4:8291a680 [ 1346.598137][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.598219][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.598329][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 [ 1346.618787][ T32] r4:00000000 [ 1346.618864][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.618958][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.619009][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.619091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85329780 [ 1346.619123][ T32] r4:00000000 [ 1346.619148][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.619204][ T32] r9:83018005 r8:8502c800 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1346.619297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.619356][ T32] r5:00001000 r4:ebaaf000 [ 1346.619381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.619429][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.619509][ T32] r5:85716f8c r4:85716c00 [ 1346.619536][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.619626][ T32] r7:dddced80 r6:83018000 r5:85716f8c r4:85619600 [ 1346.619652][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.619705][ T32] r10:61c88647 r9:8502c800 r8:8561962c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.619729][ T32] r4:85619600 [ 1346.619766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.619850][ T32] r10:00000000 r9:85619600 r8:80287e08 r7:ec685e60 r6:85619700 r5:8502c800 [ 1346.619884][ T32] r4:00000001 [ 1346.619906][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.619946][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) [ 1346.619977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.620008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.620035][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.620065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.620088][ T32] r4:85623b40 [ 1346.620539][ T32] INFO: task kworker/0:413:5861 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.620609][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.620793][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.620873][ T32] Call trace: [ 1346.620984][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.621182][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.621218][ T32] r4:00000000 [ 1346.621239][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.621328][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.621396][ T32] 5d20: be163000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.621429][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.621457][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.621482][ T32] r5:800b0013 r4:80239bb0 [ 1346.621508][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.621563][ T32] r4:82ac21e4 [ 1346.621604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.621651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.621675][ T32] r4:e0585dc0 [ 1346.621695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.621736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.621759][ T32] r4:00000000 [ 1346.621819][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.621871][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.621895][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.621937][ T32] r5:00001000 r4:dfbdd000 [ 1346.621958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.621997][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.622043][ T32] r5:84be838c r4:84be8000 [ 1346.622094][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.622144][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.622165][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1346.622304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.622368][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.622425][ T32] r4:00000001 [ 1346.622501][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.622569][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.622599][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.622627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.622653][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.622681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.622764][ T32] r4:849b9d40 [ 1346.622791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.622848][ T32] INFO: task kworker/1:947:5864 blocked for more than 473 seconds. [ 1346.622884][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.622909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.622957][ T32] task:kworker/1:947 state:D stack:0 pid:5864 tgid:5864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.623007][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.623051][ T32] Call trace: [ 1346.623081][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.623171][ T32] r10:8291a684 r9:ec7c9d84 r8:00000002 r7:60000113 r6:ec7c9d8c r5:8502d400 [ 1346.623199][ T32] r4:8502d400 [ 1346.623220][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.623304][ T32] r5:8502d400 r4:8291a680 [ 1346.623335][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.623377][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.623421][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 [ 1346.623443][ T32] r4:00000000 [ 1346.623462][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.623510][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.623555][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.623596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620280 [ 1346.623648][ T32] r4:00000000 [ 1346.623713][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.623770][ T32] r9:83018205 r8:8502d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1346.623794][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.623837][ T32] r5:00001000 r4:ec7bd000 [ 1346.623856][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.623908][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.623966][ T32] r5:857df38c r4:857df000 [ 1346.624016][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.624066][ T32] r7:ddde2d80 r6:83018200 r5:857df38c r4:8562a500 [ 1346.624087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.624134][ T32] r10:61c88647 r9:8502d400 r8:8562a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.624156][ T32] r4:8562a500 [ 1346.624202][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.624279][ T32] r10:00000000 r9:8562a500 r8:80287e08 r7:ec7ade60 r6:85619780 r5:8502d400 [ 1346.624305][ T32] r4:00000001 [ 1346.624324][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.624361][ T32] Exception stack(0xec7c9fb0 to 0xec7c9ff8) [ 1346.624387][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.624414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.624441][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.624470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.624493][ T32] r4:85620080 [ 1346.624765][ T32] INFO: task kworker/1:947:5864 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.624805][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.624902][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.624975][ T32] Call trace: [ 1346.625034][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.625100][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.625183][ T32] r4:00000000 [ 1346.625207][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.625247][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.625275][ T32] 5d20: be163000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.625302][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.625327][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.625349][ T32] r5:800b0013 r4:80239bb0 [ 1346.625369][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.625423][ T32] r4:82ac21e4 [ 1346.625453][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.625525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.625553][ T32] r4:e0585dc0 [ 1346.625584][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.625629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.625679][ T32] r4:00000000 [ 1346.625736][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.625792][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.625840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.625917][ T32] r5:00001000 r4:dfbdd000 [ 1346.625989][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.626058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.626132][ T32] r5:84be838c r4:84be8000 [ 1346.626162][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.626210][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.626233][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.626280][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.626316][ T32] r4:848ec200 [ 1346.626339][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.626385][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.626407][ T32] r4:00000001 [ 1346.626438][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.626508][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.626565][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.626604][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.626632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.626661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.626683][ T32] r4:849b9d40 [ 1346.626703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.626739][ T32] INFO: task kworker/1:948:5866 blocked for more than 473 seconds. [ 1346.626793][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.626834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.626857][ T32] task:kworker/1:948 state:D stack:0 pid:5866 tgid:5866 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.626903][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.626990][ T32] Call trace: [ 1346.627068][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.627171][ T32] r10:8291a684 r9:ec7cdd84 r8:00000002 r7:60000113 r6:ec7cdd8c r5:8502ec00 [ 1346.627198][ T32] r4:8502ec00 [ 1346.627220][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.627275][ T32] r5:8502ec00 r4:8291a680 [ 1346.627316][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.627359][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.627434][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7cde08 [ 1346.627516][ T32] r4:00000000 [ 1346.627644][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.627709][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.627755][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.627804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620440 [ 1346.627844][ T32] r4:00000000 [ 1346.627869][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.627939][ T32] r9:83018205 r8:8502ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1346.627965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.628090][ T32] r5:00001000 r4:ec7cf000 [ 1346.628141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.628187][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.650867][ T32] r5:857df78c r4:857df400 [ 1346.650962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.651036][ T32] r7:ddde2d80 r6:83018200 r5:857df78c r4:8562a180 [ 1346.651060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.651140][ T32] r10:61c88647 r9:8502ec00 r8:8562a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.651182][ T32] r4:8562a180 [ 1346.651207][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.651300][ T32] r10:00000000 r9:8562a180 r8:80287e08 r7:ec7c9e60 r6:85619800 r5:8502ec00 [ 1346.651416][ T32] r4:00000001 [ 1346.651529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.651572][ T32] Exception stack(0xec7cdfb0 to 0xec7cdff8) [ 1346.651604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.651634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.651688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.651722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.651822][ T32] r4:85620300 [ 1346.652245][ T32] INFO: task kworker/1:948:5866 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.652285][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.652412][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.652463][ T32] Call trace: [ 1346.652534][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.652590][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.652614][ T32] r4:00000000 [ 1346.652634][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1346.652759][ T32] 5d20: be5eb000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1346.653071][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1346.653255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1346.653613][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.653920][ T32] r5:84be838c r4:84be8000 [ 1346.653941][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.654066][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.654179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.654287][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.654575][ T32] r4:848ec200 [ 1346.654643][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.654695][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.654719][ T32] r4:00000001 [ 1346.654739][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.654782][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.654808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.654934][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.655053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.655085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.655108][ T32] r4:849b9d40 [ 1346.655152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.655186][ T32] INFO: task kworker/1:949:5868 blocked for more than 473 seconds. [ 1346.655261][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.655332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.655376][ T32] task:kworker/1:949 state:D stack:0 pid:5868 tgid:5868 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.655808][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.655854][ T32] Call trace: [ 1346.655934][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.655985][ T32] r10:8291a684 r9:ec7d9d84 r8:00000002 r7:60000113 r6:ec7d9d8c r5:8502e000 [ 1346.656009][ T32] r4:8502e000 [ 1346.656030][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.656072][ T32] r5:8502e000 r4:8291a680 [ 1346.656091][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.656159][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.656205][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d9e08 [ 1346.656227][ T32] r4:00000000 [ 1346.656246][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.656281][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.656314][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.656374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856206c0 [ 1346.656402][ T32] r4:00000000 [ 1346.656422][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.656466][ T32] r9:83018205 r8:8502e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1346.656487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.656529][ T32] r5:00001000 r4:ec7e3000 [ 1346.656548][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.656586][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.656647][ T32] r5:857dff8c r4:857dfc00 [ 1346.656669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.656715][ T32] r7:ddde2d80 r6:83018200 r5:857dff8c r4:8562a780 [ 1346.656769][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.656895][ T32] r10:61c88647 r9:8502e000 r8:8562a7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.656943][ T32] r4:8562a780 [ 1346.657011][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.657060][ T32] r10:00000000 r9:8562a780 r8:80287e08 r7:ec7cde60 r6:85619880 r5:8502e000 [ 1346.657103][ T32] r4:00000001 [ 1346.657210][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.657252][ T32] Exception stack(0xec7d9fb0 to 0xec7d9ff8) [ 1346.657321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.657354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.657383][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.657412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.657524][ T32] r4:85620400 [ 1346.657826][ T32] INFO: task kworker/1:949:5868 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.657937][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.675530][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.675619][ T32] Call trace: [ 1346.675685][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.675747][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 2 printk messages dropped ** [ 1346.675968][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 2 printk messages dropped ** [ 1346.676303][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1346.676625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1346.676746][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.676909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.677439][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.677646][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1346.677921][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1346.692811][ T32] r4:849b9d40 ** 2 printk messages dropped ** [ 1346.693071][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1346.693380][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.693647][ T32] Call trace: [ 1346.693879][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.693937][ T32] r10:8291a684 r9:ec7e1d84 r8:00000002 r7:60000013 r6:ec7e1d8c r5:85828000 [ 1346.693959][ T32] r4:85828000 [ 1346.693979][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.694021][ T32] r5:85828000 r4:8291a680 [ 1346.694086][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.694130][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.694174][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e1e08 [ 1346.694196][ T32] r4:00000000 [ 1346.694215][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.694291][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.694334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.694404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620580 [ 1346.694518][ T32] r4:00000000 [ 1346.694543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.694633][ T32] r9:83018205 r8:85828000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1346.694660][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.694705][ T32] r5:00001000 r4:ec7d5000 [ 1346.694725][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.694770][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.694849][ T32] r5:857dfb8c r4:857df800 [ 1346.694875][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.694925][ T32] r7:ddde2d80 r6:83018200 r5:857dfb8c r4:8562a900 [ 1346.694947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.694994][ T32] r10:61c88647 r9:85828000 r8:8562a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.695016][ T32] r4:8562a900 [ 1346.695035][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.695153][ T32] r10:00000000 r9:8562a900 r8:80287e08 r7:ec7d9e60 r6:85619900 r5:85828000 [ 1346.695269][ T32] r4:00000001 [ 1346.695293][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.695333][ T32] Exception stack(0xec7e1fb0 to 0xec7e1ff8) [ 1346.695361][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.695390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.695416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.695449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.695471][ T32] r4:856204c0 [ 1346.695903][ T32] INFO: task kworker/1:950:5870 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.695941][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.695999][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.696042][ T32] Call trace: [ 1346.696203][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.696318][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.696346][ T32] r4:00000000 [ 1346.696366][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.696406][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.696433][ T32] 5d20: be803000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.696462][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.696487][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.696509][ T32] r5:800b0013 r4:80239bb0 [ 1346.696556][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.696619][ T32] r4:82ac21e4 [ 1346.696668][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.696801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.696914][ T32] r4:e0585dc0 [ 1346.697041][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.697088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.697153][ T32] r4:00000000 [ 1346.697183][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.697231][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.697253][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.697384][ T32] r5:00001000 r4:dfbdd000 [ 1346.697408][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.697497][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.697696][ T32] r5:84be838c r4:84be8000 [ 1346.697719][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.697793][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.697819][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.697911][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.697938][ T32] r4:848ec200 [ 1346.698015][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.698066][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.698134][ T32] r4:00000001 [ 1346.698276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.698426][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.718755][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.718951][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.719070][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.719124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.719182][ T32] r4:849b9d40 [ 1346.719237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.719274][ T32] INFO: task kworker/1:951:5873 blocked for more than 473 seconds. [ 1346.719316][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.719345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.719372][ T32] task:kworker/1:951 state:D stack:0 pid:5873 tgid:5873 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.719797][ T32] r4:8582a400 ** 4 printk messages dropped ** [ 1346.720028][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 ** 7 printk messages dropped ** [ 1346.720557][ T32] r9:83018205 r8:8582a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 4 printk messages dropped ** [ 1346.720985][ T32] r5:857e038c r4:857e0000 ** 3 printk messages dropped ** [ 1346.721216][ T32] r10:61c88647 r9:8582a400 r8:8562a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.721570][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.721596][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.721625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.721648][ T32] r4:85620780 [ 1346.722099][ T32] INFO: task kworker/1:951:5873 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.722145][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.722234][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.722314][ T32] Call trace: [ 1346.722345][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.722396][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.722419][ T32] r4:00000000 [ 1346.722545][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.722669][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.722701][ T32] 5d20: beb0f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.722729][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.722829][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.722859][ T32] r5:800b0013 r4:80239bb0 [ 1346.722883][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.723011][ T32] r4:82ac21e4 [ 1346.723037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.723101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.723156][ T32] r4:e0585dc0 [ 1346.723181][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.723226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.723250][ T32] r4:00000000 [ 1346.723309][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.723361][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.723383][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.723425][ T32] r5:00001000 r4:dfbdd000 [ 1346.723500][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.723548][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.723627][ T32] r5:84be838c r4:84be8000 [ 1346.723680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.723730][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.723816][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.723868][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.723890][ T32] r4:848ec200 [ 1346.723910][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.723983][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.724039][ T32] r4:00000001 [ 1346.724110][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.724149][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.724175][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.724203][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.724341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.724374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.724397][ T32] r4:849b9d40 [ 1346.724419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.724444][ T32] INFO: task kworker/1:952:5875 blocked for more than 473 seconds. [ 1346.724576][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.724632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.724656][ T32] task:kworker/1:952 state:D stack:0 pid:5875 tgid:5875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.724708][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.724752][ T32] Call trace: [ 1346.724966][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.725035][ T32] r10:8291a684 r9:ec809d84 r8:00000002 r7:60000113 r6:ec809d8c r5:85828c00 [ 1346.725062][ T32] r4:85828c00 [ 1346.725092][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.725189][ T32] r5:85828c00 r4:8291a680 [ 1346.725213][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.725340][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.725387][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec809e08 [ 1346.725412][ T32] r4:00000000 [ 1346.725435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.725488][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.725751][ T32] r9:83018205 r8:85828c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1346.726018][ T32] r5:857e078c r4:857e0400 [ 1346.726172][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1346.726244][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1346.726463][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.726661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1346.727132][ T32] INFO: task kworker/1:952:5875 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.727169][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.727226][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.727272][ T32] Call trace: [ 1346.727300][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.727351][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.727375][ T32] r4:00000000 [ 1346.727395][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.727435][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.727463][ T32] 5d20: beb0f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.727491][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.727598][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.727634][ T32] r5:800b0013 r4:80239bb0 [ 1346.727717][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.727769][ T32] r4:82ac21e4 [ 1346.727791][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.727834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.727857][ T32] r4:e0585dc0 [ 1346.727877][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.728051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.728113][ T32] r4:00000000 [ 1346.728342][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.750513][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.750579][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.751047][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 3 printk messages dropped ** [ 1346.751251][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1346.751660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1346.752274][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1346.752582][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 ** 7 printk messages dropped ** [ 1346.752952][ T32] r9:83018205 r8:85829800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 4 printk messages dropped ** [ 1346.753243][ T32] r5:857e138c r4:857e1000 [ 1346.753267][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.753539][ T32] r10:00000000 r9:8562a880 r8:80287e08 r7:ec809e60 r6:85619a80 r5:85829800 ** 5 printk messages dropped ** [ 1346.753793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.754582][ T32] Call trace: [ 1346.754643][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.754695][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.754759][ T32] r4:00000000 [ 1346.754807][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.754875][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.754904][ T32] 5d20: bedb1000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.754976][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.755065][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.755181][ T32] r5:800b0013 r4:80239bb0 [ 1346.755293][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.755338][ T32] r4:82ac21e4 [ 1346.755396][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.755446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.755470][ T32] r4:e0585dc0 [ 1346.755490][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.755574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.755601][ T32] r4:00000000 [ 1346.755621][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.755705][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.755730][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.755781][ T32] r5:00001000 r4:dfbdd000 [ 1346.755843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.755914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.756015][ T32] r5:84be838c r4:84be8000 [ 1346.756039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.756087][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.756110][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.756157][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.756260][ T32] r4:848ec200 [ 1346.756313][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.756363][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.756413][ T32] r4:00000001 [ 1346.756436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.756479][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.756510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.756539][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.756566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.756610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.756638][ T32] r4:849b9d40 [ 1346.756662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.756747][ T32] INFO: task kworker/1:954:5878 blocked for more than 473 seconds. [ 1346.756848][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.756875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.756896][ T32] task:kworker/1:954 state:D stack:0 pid:5878 tgid:5878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.756943][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.756985][ T32] Call trace: [ 1346.757014][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.757060][ T32] r10:8291a684 r9:ec819d84 r8:00000002 r7:60000113 r6:ec819d8c r5:8582c800 [ 1346.757082][ T32] r4:8582c800 [ 1346.757107][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.757244][ T32] r5:8582c800 r4:8291a680 [ 1346.757270][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.757352][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.757399][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec819e08 [ 1346.757422][ T32] r4:00000000 [ 1346.757441][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.757476][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.757510][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.757549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620980 [ 1346.757652][ T32] r4:00000000 [ 1346.757676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.757720][ T32] r9:83018205 r8:8582c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1346.757741][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.757788][ T32] r5:00001000 r4:ec7fd000 [ 1346.757810][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.757850][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.758038][ T32] r5:857e0b8c r4:857e0800 [ 1346.758063][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.758110][ T32] r7:ddde2d80 r6:83018200 r5:857e0b8c r4:8562ab00 [ 1346.758132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.758262][ T32] r10:61c88647 r9:8582c800 r8:8562ab2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.758362][ T32] r4:8562ab00 [ 1346.758385][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.779238][ T32] r10:00000000 r9:8562ab00 r8:80287e08 r7:ec811e60 r6:85619b00 r5:8582c800 [ 1346.779360][ T32] r4:00000001 [ 1346.779410][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.779489][ T32] Exception stack(0xec819fb0 to 0xec819ff8) [ 1346.779527][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.779588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.779631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.779747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.779795][ T32] r4:85620b00 [ 1346.780252][ T32] INFO: task kworker/1:954:5878 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.780293][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.780388][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.780442][ T32] Call trace: [ 1346.780520][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1346.780716][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1346.781063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1346.781254][ T32] r4:00000000 [ 1346.781287][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.781337][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.781381][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.781427][ T32] r5:00001000 r4:dfbdd000 [ 1346.781449][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.781489][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.781532][ T32] r5:84be838c r4:84be8000 [ 1346.781552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.781598][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.781619][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.781664][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.781708][ T32] r4:848ec200 [ 1346.781752][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.781807][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.781841][ T32] r4:00000001 [ 1346.781862][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.781946][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.781975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.782003][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.782058][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.782178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.782203][ T32] r4:849b9d40 [ 1346.782224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.782274][ T32] INFO: task kworker/1:955:5879 blocked for more than 473 seconds. [ 1346.782310][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.782335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.782378][ T32] task:kworker/1:955 state:D stack:0 pid:5879 tgid:5879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.782452][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.782547][ T32] Call trace: [ 1346.782585][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.782633][ T32] r10:8291a684 r9:ec81dd84 r8:00000002 r7:60000113 r6:ec81dd8c r5:8582d400 [ 1346.782655][ T32] r4:8582d400 [ 1346.782675][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1346.782940][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.783353][ T32] r9:83018205 r8:8582d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 ** 4 printk messages dropped ** [ 1346.783577][ T32] r5:857e0f8c r4:857e0c00 [ 1346.783687][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.783846][ T32] r10:61c88647 r9:8582d400 r8:8562aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1346.784131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.784515][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.784853][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.784882][ T32] 5d20: bf094000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.784910][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.784935][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.784958][ T32] r5:800b0013 r4:80239bb0 [ 1346.784978][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.785018][ T32] r4:82ac21e4 [ 1346.785037][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.785123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.785170][ T32] r4:e0585dc0 [ 1346.785259][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.785305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.785328][ T32] r4:00000000 [ 1346.785347][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.785392][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.785414][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.785555][ T32] r5:00001000 r4:dfbdd000 [ 1346.785578][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.785618][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.785681][ T32] r5:84be838c r4:84be8000 [ 1346.785726][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.785804][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.785830][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.785893][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.785942][ T32] r4:848ec200 [ 1346.785984][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.786033][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.786076][ T32] r4:00000001 [ 1346.786099][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.786134][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.786287][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.786327][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.786391][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.786423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.786446][ T32] r4:849b9d40 [ 1346.786465][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.786510][ T32] INFO: task kworker/1:956:5882 blocked for more than 473 seconds. [ 1346.786674][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.786701][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.786722][ T32] task:kworker/1:956 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.786785][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.786857][ T32] Call trace: [ 1346.786888][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.786935][ T32] r10:8291a684 r9:ec835d84 r8:00000002 r7:60000113 r6:ec835d8c r5:8582ec00 [ 1346.786971][ T32] r4:8582ec00 [ 1346.787005][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.787057][ T32] r5:8582ec00 r4:8291a680 [ 1346.787099][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.787142][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.787184][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec835e08 [ 1346.787207][ T32] r4:00000000 [ 1346.787226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.787260][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.787293][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.787332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620e80 [ 1346.787376][ T32] r4:00000000 [ 1346.787443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.787523][ T32] r9:83018205 r8:8582ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1346.787570][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.787616][ T32] r5:00001000 r4:ec837000 [ 1346.787678][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.787723][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.787786][ T32] r5:857e178c r4:857e1400 [ 1346.787830][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.787879][ T32] r7:ddde2d80 r6:83018200 r5:857e178c r4:8562aa80 [ 1346.787899][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.787946][ T32] r10:61c88647 r9:8582ec00 r8:8562aaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.788012][ T32] r4:8562aa80 [ 1346.788097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.788171][ T32] r10:00000000 r9:8562aa80 r8:80287e08 r7:ec811e60 r6:85619c00 r5:8582ec00 [ 1346.788196][ T32] r4:00000001 [ 1346.788249][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.812852][ T32] Exception stack(0xec835fb0 to 0xec835ff8) [ 1346.812910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.812940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.812967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.812999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.813022][ T32] r4:85620bc0 [ 1346.813466][ T32] INFO: task kworker/1:956:5882 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.813507][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.813575][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.813672][ T32] Call trace: [ 1346.813716][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.813795][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.813820][ T32] r4:00000000 [ 1346.813843][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.813884][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.813938][ T32] 5d20: bf497000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.813973][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.813999][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.814023][ T32] r5:800b0013 r4:80239bb0 [ 1346.814043][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.814085][ T32] r4:82ac21e4 [ 1346.814105][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.814156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.814182][ T32] r4:e0585dc0 [ 1346.814201][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.814251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.814298][ T32] r4:00000000 [ 1346.814330][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.814379][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.814431][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.814479][ T32] r5:00001000 r4:dfbdd000 [ 1346.814521][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.814564][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.814659][ T32] r5:84be838c r4:84be8000 [ 1346.814683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.814752][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.814787][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.814873][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.814896][ T32] r4:848ec200 [ 1346.814916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.814961][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.815033][ T32] r4:00000001 [ 1346.815078][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.815138][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.815168][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.815196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.815223][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.815250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.815294][ T32] r4:849b9d40 [ 1346.815318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.815375][ T32] INFO: task kworker/1:957:5884 blocked for more than 473 seconds. [ 1346.815411][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.815440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1346.815575][ T32] Call trace: ** 2 printk messages dropped ** [ 1346.815709][ T32] r4:8582e000 ** 3 printk messages dropped ** [ 1346.815929][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.816102][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1346.816392][ T32] r9:83018205 r8:8582e000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 4 printk messages dropped ** [ 1346.816623][ T32] r5:857e378c r4:857e3400 [ 1346.816644][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.816712][ T32] r7:ddde2d80 r6:83018200 r5:857e378c r4:8562ac00 [ 1346.816735][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.816788][ T32] r10:61c88647 r9:8582e000 r8:8562ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.816843][ T32] r4:8562ac00 ** 1 printk messages dropped ** [ 1346.816956][ T32] r10:00000000 r9:8562ac00 r8:80287e08 r7:ec835e60 r6:85619c80 r5:8582e000 ** 4 printk messages dropped ** [ 1346.817140][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.817565][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1346.817933][ T32] r4:00000000 [ 1346.817953][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.818002][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.818057][ T32] 5d20: bf497000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.818099][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.818133][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.818184][ T32] r5:800b0013 r4:80239bb0 [ 1346.818250][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.831061][ T32] r4:82ac21e4 [ 1346.831131][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.831202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.831226][ T32] r4:e0585dc0 [ 1346.831256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.831302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.831325][ T32] r4:00000000 [ 1346.831378][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.831428][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.831450][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.831495][ T32] r5:00001000 r4:dfbdd000 [ 1346.831524][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.831566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.831608][ T32] r5:84be838c r4:84be8000 [ 1346.831628][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.831696][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.831742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.831812][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.831834][ T32] r4:848ec200 [ 1346.831854][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.831941][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.831976][ T32] r4:00000001 [ 1346.831995][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.832032][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.832062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.832090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.832115][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.832164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.832196][ T32] r4:849b9d40 [ 1346.832219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.832265][ T32] INFO: task kworker/1:958:5886 blocked for more than 473 seconds. [ 1346.832330][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.832358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.832381][ T32] task:kworker/1:958 state:D stack:0 pid:5886 tgid:5886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.832465][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.832510][ T32] Call trace: [ 1346.832566][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.832618][ T32] r10:8291a684 r9:ec851d84 r8:00000002 r7:60000013 r6:ec851d8c r5:85830000 [ 1346.832640][ T32] r4:85830000 [ 1346.832660][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.832752][ T32] r5:85830000 r4:8291a680 [ 1346.832784][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.832824][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.832865][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec851e08 [ 1346.832888][ T32] r4:00000000 [ 1346.832906][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.832941][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.832985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.833030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623240 [ 1346.833073][ T32] r4:00000000 [ 1346.833097][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.833174][ T32] r9:83018205 r8:85830000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1346.833207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.833253][ T32] r5:00001000 r4:ec83d000 [ 1346.833273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.833322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.833388][ T32] r5:857e1b8c r4:857e1800 [ 1346.833412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.833458][ T32] r7:ddde2d80 r6:83018200 r5:857e1b8c r4:8562ab80 [ 1346.833499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.833550][ T32] r10:61c88647 r9:85830000 r8:8562abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.833572][ T32] r4:8562ab80 [ 1346.833590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.833635][ T32] r10:00000000 r9:8562ab80 r8:80287e08 r7:ec849e60 r6:85619d00 r5:85830000 [ 1346.833667][ T32] r4:00000001 [ 1346.833711][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.833749][ T32] Exception stack(0xec851fb0 to 0xec851ff8) [ 1346.833786][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.833815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.833840][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.833868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.833889][ T32] r4:85623140 [ 1346.834345][ T32] INFO: task kworker/1:958:5886 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.834403][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.834486][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.834532][ T32] Call trace: [ 1346.834561][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.834611][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.834663][ T32] r4:00000000 [ 1346.834687][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.834727][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.834762][ T32] 5d20: bf56d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.834792][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.834841][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.834882][ T32] r5:800b0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1346.834976][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1346.835094][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1346.835239][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.835330][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 5 printk messages dropped ** [ 1346.835577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.835811][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.835834][ T32] r4:00000001 [ 1346.835852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.835886][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.835912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.835963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.836015][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.836071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.836096][ T32] r4:849b9d40 [ 1346.836118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.836152][ T32] INFO: task kworker/1:959:5887 blocked for more than 473 seconds. [ 1346.836192][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.836219][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.836240][ T32] task:kworker/1:959 state:D stack:0 pid:5887 tgid:5887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.836303][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.836389][ T32] Call trace: [ 1346.836453][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.836522][ T32] r10:8291a684 r9:ec85dd84 r8:00000002 r7:60000113 r6:ec85dd8c r5:85830c00 [ 1346.836548][ T32] r4:85830c00 [ 1346.836590][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.836658][ T32] r5:85830c00 r4:8291a680 [ 1346.836678][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.836748][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.836800][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec85de08 [ 1346.836823][ T32] r4:00000000 [ 1346.836841][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.836896][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.836958][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.837046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85620f40 [ 1346.837090][ T32] r4:00000000 [ 1346.837112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.837177][ T32] r9:83018205 r8:85830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1346.837210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.837273][ T32] r5:00001000 r4:ec853000 [ 1346.837296][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.837356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.837400][ T32] r5:857e1f8c r4:857e1c00 [ 1346.837419][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.837465][ T32] r7:ddde2d80 r6:83018200 r5:857e1f8c r4:8562ad00 [ 1346.837497][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.837566][ T32] r10:61c88647 r9:85830c00 r8:8562ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.837612][ T32] r4:8562ad00 [ 1346.837634][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.837679][ T32] r10:00000000 r9:8562ad00 r8:80287e08 r7:ec849e60 r6:85619d80 r5:85830c00 [ 1346.837701][ T32] r4:00000001 [ 1346.837719][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.837754][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) [ 1346.837787][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.837814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.837840][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.837870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.837892][ T32] r4:85620f80 [ 1346.838153][ T32] INFO: task kworker/1:959:5887 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.838186][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.857161][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.857270][ T32] Call trace: [ 1346.857331][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.857394][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.857440][ T32] r4:00000000 [ 1346.857465][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.857507][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.857559][ T32] 5d20: bf9d1000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.857598][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.857644][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.857692][ T32] r5:800b0013 r4:80239bb0 [ 1346.857716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.857766][ T32] r4:82ac21e4 [ 1346.857809][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.857855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.857877][ T32] r4:e0585dc0 [ 1346.857905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.857949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.857991][ T32] r4:00000000 [ 1346.858036][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.858085][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.858127][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.858174][ T32] r5:00001000 r4:dfbdd000 [ 1346.858231][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.868717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.868853][ T32] r5:84be838c r4:84be8000 [ 1346.868882][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.868936][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.868959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.869020][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.869077][ T32] r4:848ec200 [ 1346.869105][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.869202][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.869273][ T32] r4:00000001 [ 1346.869298][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.869364][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.869405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.869435][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.869463][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.869514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.869540][ T32] r4:849b9d40 [ 1346.869564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.869614][ T32] INFO: task kworker/1:960:5889 blocked for more than 473 seconds. [ 1346.869681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.869722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.869761][ T32] task:kworker/1:960 state:D stack:0 pid:5889 tgid:5889 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.869837][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.869906][ T32] Call trace: [ 1346.870000][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1346.870056][ T32] r10:8291a684 r9:ec869d84 r8:00000002 r7:60000113 r6:ec869d8c r5:85832400 [ 1346.870078][ T32] r4:85832400 [ 1346.870120][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.870188][ T32] r5:85832400 r4:8291a680 [ 1346.870235][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.870294][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.870363][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec869e08 [ 1346.870394][ T32] r4:00000000 [ 1346.870435][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.870473][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.870522][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.870587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623300 [ 1346.870639][ T32] r4:00000000 [ 1346.870682][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.870731][ T32] r9:83018205 r8:85832400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1346.870753][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.870802][ T32] r5:00001000 r4:ec859000 [ 1346.870869][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.870940][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.870990][ T32] r5:857e238c r4:857e2000 [ 1346.871010][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.871053][ T32] r7:ddde2d80 r6:83018200 r5:857e238c r4:8562ac80 [ 1346.871098][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.871146][ T32] r10:61c88647 r9:85832400 r8:8562acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.871168][ T32] r4:8562ac80 [ 1346.871187][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.871230][ T32] r10:00000000 r9:8562ac80 r8:80287e08 r7:ec849e60 r6:85619e00 r5:85832400 [ 1346.871252][ T32] r4:00000001 [ 1346.871311][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.871350][ T32] Exception stack(0xec869fb0 to 0xec869ff8) [ 1346.871376][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.871404][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.871429][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.871456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.871478][ T32] r4:85696ec0 [ 1346.871914][ T32] INFO: task kworker/1:960:5889 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.871972][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.872063][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.872141][ T32] Call trace: [ 1346.872174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.872224][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.872267][ T32] r4:00000000 [ 1346.872291][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.872351][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.872403][ T32] 5d20: bfd22000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.872435][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.872469][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.872507][ T32] r5:800b0013 r4:80239bb0 [ 1346.872577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.872621][ T32] r4:82ac21e4 [ 1346.872641][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.872704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.872730][ T32] r4:e0585dc0 [ 1346.872764][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.872831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.872887][ T32] r4:00000000 [ 1346.872909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.872954][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.872975][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.873015][ T32] r5:00001000 r4:dfbdd000 [ 1346.873034][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.873082][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.873147][ T32] r5:84be838c r4:84be8000 [ 1346.873207][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.873257][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.873299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.873348][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.873370][ T32] r4:848ec200 [ 1346.873388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.873456][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.873481][ T32] r4:00000001 [ 1346.873521][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.873583][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.873640][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.873675][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.873703][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.873741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.873785][ T32] r4:849b9d40 [ 1346.873831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.873858][ T32] INFO: task kworker/1:961:5891 blocked for more than 473 seconds. [ 1346.873905][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.873931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1346.874108][ T32] r10:8291a684 r9:ec879d84 r8:00000002 r7:60000013 r6:ec879d8c r5:85831800 ** 8 printk messages dropped ** [ 1346.874450][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1346.874920][ T32] r5:857e278c r4:857e2400 [ 1346.874940][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.874996][ T32] r7:ddde2d80 r6:83018200 r5:857e278c r4:8562ad80 [ 1346.875044][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.875113][ T32] r10:61c88647 r9:85831800 r8:8562adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.875162][ T32] r4:8562ad80 [ 1346.875213][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.875290][ T32] r10:00000000 r9:8562ad80 r8:80287e08 r7:ec849e60 r6:85619e80 r5:85831800 [ 1346.875351][ T32] r4:00000001 [ 1346.875373][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.875418][ T32] Exception stack(0xec879fb0 to 0xec879ff8) [ 1346.875452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.875502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.875532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.875560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.875602][ T32] r4:855f9100 [ 1346.875866][ T32] INFO: task kworker/1:961:5891 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.875901][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.875990][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.876062][ T32] Call trace: [ 1346.876091][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.876139][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.876161][ T32] r4:00000000 [ 1346.876181][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.876241][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.876295][ T32] 5d20: bfd22000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.876327][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.876351][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.876399][ T32] r5:800b0013 r4:80239bb0 [ 1346.876431][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.876483][ T32] r4:82ac21e4 [ 1346.876528][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.876576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.876620][ T32] r4:e0585dc0 [ 1346.876662][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.876738][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.876782][ T32] r4:00000000 [ 1346.876805][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.876850][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.876870][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.876933][ T32] r5:00001000 r4:dfbdd000 [ 1346.876956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.876995][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.877036][ T32] r5:84be838c r4:84be8000 [ 1346.877076][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.877125][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.877156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.877205][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.877247][ T32] r4:848ec200 [ 1346.877290][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1346.877395][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.877653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1346.877929][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.898921][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.899469][ T32] r5:00001000 r4:df997000 ** 2 printk messages dropped ** [ 1346.899606][ T32] r5:857e2b8c r4:857e2800 [ 1346.899652][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.899743][ T32] r7:ddde2d80 r6:83018200 r5:857e2b8c r4:8562ae00 [ 1346.899803][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.899855][ T32] r10:61c88647 r9:85834800 r8:8562ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.899877][ T32] r4:8562ae00 [ 1346.899896][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.899940][ T32] r10:00000000 r9:8562ae00 r8:80287e08 r7:ec849e60 r6:85619f00 r5:85834800 [ 1346.899971][ T32] r4:00000001 [ 1346.900016][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.900088][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) [ 1346.900121][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.900150][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.900176][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.900204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.900225][ T32] r4:855f9280 [ 1346.900657][ T32] INFO: task kworker/1:962:5893 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.900694][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.900792][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.900845][ T32] Call trace: [ 1346.900928][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1346.901110][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1346.901400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1346.901719][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.902088][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 5 printk messages dropped ** [ 1346.902281][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.902552][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.902913][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.903528][ T32] r5:00001000 r4:eab05000 ** 2 printk messages dropped ** [ 1346.903674][ T32] r5:857e2f8c r4:857e2c00 ** 1 printk messages dropped ** [ 1346.903785][ T32] r7:ddde2d80 r6:83018200 r5:857e2f8c r4:8562ae80 ** 5 printk messages dropped ** [ 1346.904036][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.904261][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.904656][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.904760][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.904815][ T32] Call trace: [ 1346.904869][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.904930][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.904959][ T32] r4:00000000 [ 1346.905002][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.905082][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.905130][ T32] 5d20: c0117000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.905163][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.905199][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.905227][ T32] r5:800b0013 r4:80239bb0 [ 1346.905249][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.905292][ T32] r4:82ac21e4 [ 1346.905335][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.905382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.905427][ T32] r4:e0585dc0 [ 1346.905472][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.905537][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.905564][ T32] r4:00000000 [ 1346.905605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.905670][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.905706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.905780][ T32] r5:00001000 r4:dfbdd000 [ 1346.905804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.905846][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.905887][ T32] r5:84be838c r4:84be8000 [ 1346.905908][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.905981][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.906010][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.906062][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.906086][ T32] r4:848ec200 [ 1346.906136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.906217][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.906245][ T32] r4:00000001 [ 1346.906323][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.906408][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.906440][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.906479][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.906533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.906565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.906588][ T32] r4:849b9d40 [ 1346.906632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.906660][ T32] INFO: task kworker/1:964:5897 blocked for more than 473 seconds. [ 1346.906688][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1346.906710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.906741][ T32] task:kworker/1:964 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.906865][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.906922][ T32] Call trace: [ 1346.907037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1346.907243][ T32] r5:85835400 r4:8291a680 ** 3 printk messages dropped ** [ 1346.907368][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.907525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f93c0 ** 7 printk messages dropped ** [ 1346.907933][ T32] r5:857e338c r4:857e3000 [ 1346.907962][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.908123][ T32] r4:85637f00 ** 6 printk messages dropped ** [ 1346.933255][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.934114][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1346.934497][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1346.934673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1346.935204][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1346.935584][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.936060][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.936417][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.936543][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.936578][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.936674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f97c0 [ 1346.936712][ T32] r4:00000000 [ 1346.936754][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.936811][ T32] r9:83018205 r8:85833000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1346.936862][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.936909][ T32] r5:00001000 r4:eb625000 [ 1346.936931][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.936972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.937014][ T32] r5:857e3f8c r4:857e3c00 [ 1346.937062][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.937113][ T32] r7:ddde2d80 r6:83018200 r5:857e3f8c r4:851b2000 [ 1346.937136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.937205][ T32] r10:61c88647 r9:85833000 r8:851b202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.937250][ T32] r4:851b2000 [ 1346.937274][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.937330][ T32] r10:00000000 r9:851b2000 r8:80287e08 r7:ec849e60 r6:8443a080 r5:85833000 [ 1346.937395][ T32] r4:00000001 [ 1346.937432][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.937475][ T32] Exception stack(0xec895fb0 to 0xec895ff8) [ 1346.937502][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.937532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.937559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.937610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.937639][ T32] r4:855f94c0 [ 1346.937913][ T32] INFO: task kworker/1:965:5900 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.937951][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.938062][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.938109][ T32] Call trace: [ 1346.938140][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.938247][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.950966][ T32] r4:00000000 [ 1346.951031][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.951103][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.951137][ T32] 5d20: c09eb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.951166][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.951203][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.951252][ T32] r5:800b0013 r4:80239bb0 [ 1346.951277][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.951321][ T32] r4:82ac21e4 [ 1346.951341][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.951382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.951405][ T32] r4:e0585dc0 [ 1346.951424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.951465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.951509][ T32] r4:00000000 [ 1346.951538][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.951585][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.951631][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.951679][ T32] r5:00001000 r4:dfbdd000 [ 1346.951710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.951787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.951863][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1346.952113][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1346.952305][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1346.952873][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.953165][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1346.953626][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.953943][ T32] r5:857e3b8c r4:857e3800 ** 6 printk messages dropped ** [ 1346.954223][ T32] r10:00000000 r9:851b2180 r8:80287e08 r7:ec895e60 r6:8443a100 r5:85836c00 ** 9 printk messages dropped ** [ 1346.955048][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1346.955413][ T32] 5d20: c09eb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.955448][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.955474][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.955521][ T32] r5:800b0013 r4:80239bb0 [ 1346.955547][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.955590][ T32] r4:82ac21e4 [ 1346.955611][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.955652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.955675][ T32] r4:e0585dc0 [ 1346.955694][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.955767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.955796][ T32] r4:00000000 [ 1346.955816][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.955881][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.955927][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.955973][ T32] r5:00001000 r4:dfbdd000 [ 1346.955993][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.956054][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.956100][ T32] r5:84be838c r4:84be8000 [ 1346.956120][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.956171][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.956194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.956265][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.956312][ T32] r4:848ec200 [ 1346.956360][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.956410][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1346.956432][ T32] r4:00000001 [ 1346.956453][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.956487][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1346.956513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.956540][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.956565][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.956684][ T32] INFO: task kworker/1:967:5904 blocked for more than 473 seconds. ** 8 printk messages dropped ** [ 1346.957090][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1346.957405][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.957890][ T32] r5:857e438c r4:857e4000 [ 1346.957921][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.957980][ T32] r7:ddde2d80 r6:83018200 r5:857e438c r4:851b2200 [ 1346.958027][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.958082][ T32] r10:61c88647 r9:8582bc00 r8:851b222c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.958127][ T32] r4:851b2200 [ 1346.958149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1346.958271][ T32] r10:00000000 r9:851b2200 r8:80287e08 r7:ec895e60 r6:8443a180 r5:8582bc00 [ 1346.980755][ T32] r4:00000001 [ 1346.980810][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.980873][ T32] Exception stack(0xec8a1fb0 to 0xec8a1ff8) [ 1346.980905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.980933][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.980960][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.980990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1346.981024][ T32] r4:855f9a00 [ 1346.981465][ T32] INFO: task kworker/1:967:5904 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1346.981504][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.981622][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.981681][ T32] Call trace: [ 1346.981713][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1346.981799][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1346.981836][ T32] r4:00000000 [ 1346.981857][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.981899][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1346.981948][ T32] 5d20: c0ece000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1346.981981][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1346.982007][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1346.982075][ T32] r5:800b0013 r4:80239bb0 [ 1346.982124][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.982195][ T32] r4:82ac21e4 [ 1346.982240][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.982287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1346.982312][ T32] r4:e0585dc0 [ 1346.982332][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.982392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1346.982420][ T32] r4:00000000 [ 1346.982440][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1346.982508][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1346.982541][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1346.982587][ T32] r5:00001000 r4:dfbdd000 [ 1346.982607][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1346.982668][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.982714][ T32] r5:84be838c r4:84be8000 [ 1346.982737][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.982791][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1346.982838][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1346.982890][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1346.983037][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.983219][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.983619][ T32] Call trace: ** 5 printk messages dropped ** [ 1346.983842][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.984136][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1346.984492][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1346.984539][ T32] r7:ddde2d80 r6:83018200 r5:857e778c r4:851b2080 ** 4 printk messages dropped ** [ 1346.984763][ T32] r10:00000000 r9:851b2080 r8:80287e08 r7:ec8a1e60 r6:8443a200 r5:8582b000 ** 8 printk messages dropped ** [ 1346.985335][ T32] INFO: task kworker/1:968:5905 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 10 printk messages dropped ** [ 1346.985841][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1346.986103][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1346.986368][ T32] r5:00001000 r4:dfbdd000 ** 5 printk messages dropped ** [ 1346.986587][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.987068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.987471][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1346.987659][ T32] r10:8291a684 r9:ec8add84 r8:00000002 r7:60000113 r6:ec8add8c r5:85838c00 [ 1346.987682][ T32] r4:85838c00 [ 1346.987702][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1346.987794][ T32] r5:85838c00 r4:8291a680 [ 1346.987820][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.987886][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.987954][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1346.988010][ T32] r4:00000000 [ 1346.988032][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1346.988068][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1346.988122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1346.988213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f9b00 [ 1346.988275][ T32] r4:00000000 [ 1347.011573][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.011668][ T32] r9:83018205 r8:85838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.011695][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.011769][ T32] r5:00001000 r4:eb7f7000 [ 1347.011817][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.011890][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.011938][ T32] r5:857e478c r4:857e4400 [ 1347.011959][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.012006][ T32] r7:ddde2d80 r6:83018200 r5:857e478c r4:851b2300 [ 1347.012028][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.012074][ T32] r10:61c88647 r9:85838c00 r8:851b232c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.012118][ T32] r4:851b2300 [ 1347.012142][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.012200][ T32] r10:00000000 r9:851b2300 r8:80287e08 r7:ec8a5e60 r6:8443a280 r5:85838c00 [ 1347.012248][ T32] r4:00000001 [ 1347.012294][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.012335][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) [ 1347.012388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.012420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.012446][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.012499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.012526][ T32] r4:855f9940 [ 1347.012971][ T32] INFO: task kworker/1:969:5907 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.013030][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.013115][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.013176][ T32] Call trace: [ 1347.013233][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.013289][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.013313][ T32] r4:00000000 [ 1347.013332][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.013370][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.013408][ T32] 5d20: c1525000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.013461][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.013490][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.013522][ T32] r5:800b0013 r4:80239bb0 [ 1347.013545][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1347.013897][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.014117][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.014459][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.014628][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.015064][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.015324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1347.015708][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.015990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1347.016237][ T32] r10:00000000 r9:851b2280 r8:80287e08 r7:ec8a5e60 r6:8443a300 r5:85838000 ** 8 printk messages dropped ** [ 1347.016835][ T32] INFO: task kworker/1:970:5909 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 9 printk messages dropped ** [ 1347.017349][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1347.017651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1347.018089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.018167][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.018195][ T32] r4:848ec200 [ 1347.018259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.029238][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.029323][ T32] r4:00000001 [ 1347.029351][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.029409][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.029470][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.029526][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.029570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.029625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.029651][ T32] r4:849b9d40 [ 1347.029692][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.029724][ T32] INFO: task kworker/1:971:5911 blocked for more than 473 seconds. [ 1347.029764][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.029791][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.029813][ T32] task:kworker/1:971 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.029933][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.030007][ T32] Call trace: [ 1347.030099][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.030163][ T32] r10:8291a684 r9:ec8bdd84 r8:00000002 r7:60000013 r6:ec8bdd8c r5:85839800 [ 1347.030186][ T32] r4:85839800 [ 1347.030227][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.030297][ T32] r5:85839800 r4:8291a680 [ 1347.030322][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.030361][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.030402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 [ 1347.030434][ T32] r4:00000000 [ 1347.030469][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.030518][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.030580][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.030625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f9d40 [ 1347.030647][ T32] r4:00000000 [ 1347.030676][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.030735][ T32] r9:83018205 r8:85839800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 5 printk messages dropped ** [ 1347.031054][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.031121][ T32] r7:ddde2d80 r6:83018200 r5:857e4f8c r4:851b2380 [ 1347.031156][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.031205][ T32] r10:61c88647 r9:85839800 r8:851b23ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.031237][ T32] r4:851b2380 [ 1347.031260][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.031305][ T32] r10:00000000 r9:851b2380 r8:80287e08 r7:ec8a5e60 r6:8443a380 r5:85839800 [ 1347.031327][ T32] r4:00000001 [ 1347.031374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.031423][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1347.031460][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.031491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.031517][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.031544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.031566][ T32] r4:855f9bc0 [ 1347.032009][ T32] INFO: task kworker/1:971:5911 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.032080][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.032186][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.032264][ T32] Call trace: [ 1347.032305][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.032373][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.032411][ T32] r4:00000000 [ 1347.032434][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.032473][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.032503][ T32] 5d20: c1525000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.032531][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.032556][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.032578][ T32] r5:800b0013 r4:80239bb0 ** 1 printk messages dropped ** [ 1347.032679][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.032877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1347.033256][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1347.033598][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 5 printk messages dropped ** [ 1347.033841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1347.034209][ T32] r4:8583a400 ** 4 printk messages dropped ** [ 1347.034389][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 ** 7 printk messages dropped ** [ 1347.034672][ T32] r9:83018205 r8:8583a400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 5 printk messages dropped ** [ 1347.034966][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.035139][ T32] r4:851b2480 ** 4 printk messages dropped ** [ 1347.035380][ T32] Exception stack(0xec8c5fb0 to 0xec8c5ff8) ** 7 printk messages dropped ** [ 1347.035962][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.036391][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1347.036737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1347.037132][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 8 printk messages dropped ** [ 1347.037494][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.037898][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.038095][ T32] r5:8583c800 r4:8291a680 [ 1347.038128][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.038169][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.068832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8cde08 [ 1347.068945][ T32] r4:00000000 [ 1347.068985][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.069054][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.069131][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.069223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560c000 [ 1347.069260][ T32] r4:00000000 [ 1347.069281][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.069331][ T32] r9:83018205 r8:8583c800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.069365][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.069416][ T32] r5:00001000 r4:eba33000 [ 1347.069438][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.069481][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.069528][ T32] r5:857e578c r4:857e5400 [ 1347.069573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.069653][ T32] r7:ddde2d80 r6:83018200 r5:857e578c r4:851b2500 [ 1347.069677][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.069766][ T32] r10:61c88647 r9:8583c800 r8:851b252c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.069833][ T32] r4:851b2500 [ 1347.069857][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.069910][ T32] r10:00000000 r9:851b2500 r8:80287e08 r7:ec8a5e60 r6:8443a480 r5:8583c800 [ 1347.069934][ T32] r4:00000001 [ 1347.069955][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.069995][ T32] Exception stack(0xec8cdfb0 to 0xec8cdff8) [ 1347.070030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.070071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.070101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.070155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.070183][ T32] r4:8560c380 [ 1347.070641][ T32] INFO: task kworker/1:973:5915 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.070703][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.070797][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.070918][ T32] Call trace: [ 1347.071009][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.071129][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.071157][ T32] r4:00000000 [ 1347.071177][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.071218][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.071245][ T32] 5d20: c1df1000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.071284][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.071334][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.071382][ T32] r5:800b0013 r4:80239bb0 [ 1347.071422][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.071486][ T32] r4:82ac21e4 [ 1347.071535][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.071585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.071616][ T32] r4:e0585dc0 [ 1347.071639][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.071682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.071704][ T32] r4:00000000 [ 1347.071722][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.071779][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 3 printk messages dropped ** [ 1347.071913][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.072253][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.072441][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.072479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.072506][ T32] r4:849b9d40 [ 1347.072549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.072584][ T32] INFO: task kworker/1:974:5917 blocked for more than 473 seconds. [ 1347.072619][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.072645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.072667][ T32] task:kworker/1:974 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.072731][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.072833][ T32] Call trace: [ 1347.072904][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.072983][ T32] r10:8291a684 r9:ec8d5d84 r8:00000002 r7:60000113 r6:ec8d5d8c r5:8583bc00 [ 1347.073031][ T32] r4:8583bc00 [ 1347.073055][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.073099][ T32] r5:8583bc00 r4:8291a680 [ 1347.073119][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.073157][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.073221][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 [ 1347.073247][ T32] r4:00000000 [ 1347.073267][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.073301][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1347.073418][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1347.073684][ T32] r7:ddde2d80 r6:83018200 r5:857e5b8c r4:851b2580 [ 1347.073705][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.073923][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.074238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1347.074960][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.075141][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.075282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1347.075521][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1347.075866][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.076135][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.076326][ T32] task:kworker/1:975 state:D stack:0 pid:5919 tgid:5919 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.076941][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1347.077394][ T32] r5:857e5f8c r4:857e5c00 ** 1 printk messages dropped ** [ 1347.077500][ T32] r7:ddde2d80 r6:83018200 r5:857e5f8c r4:851b2680 ** 2 printk messages dropped ** [ 1347.077592][ T32] r4:851b2680 ** 4 printk messages dropped ** [ 1347.077781][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) ** 7 printk messages dropped ** [ 1347.101189][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.101810][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1347.102176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1347.102547][ T32] r5:84be838c r4:84be8000 [ 1347.102588][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.102647][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.102673][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.102720][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.102742][ T32] r4:848ec200 [ 1347.102791][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.102878][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.102920][ T32] r4:00000001 [ 1347.102953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.102992][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.103021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.103050][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.103075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.103125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.103153][ T32] r4:849b9d40 [ 1347.103198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.103239][ T32] INFO: task kworker/1:976:5921 blocked for more than 473 seconds. [ 1347.103274][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.103298][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.103333][ T32] task:kworker/1:976 state:D stack:0 pid:5921 tgid:5921 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.103396][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.103438][ T32] Call trace: [ 1347.103468][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.103536][ T32] r10:8291a684 r9:ec8e5d84 r8:00000002 r7:60000113 r6:ec8e5d8c r5:8583b000 [ 1347.103563][ T32] r4:8583b000 [ 1347.103584][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.103626][ T32] r5:8583b000 r4:8291a680 [ 1347.103668][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.103711][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.103802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1347.103874][ T32] r4:00000000 [ 1347.103905][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.103966][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.104029][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.104073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441180 [ 1347.104095][ T32] r4:00000000 [ 1347.104115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.104158][ T32] r9:83018205 r8:8583b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1347.104178][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.104266][ T32] r5:00001000 r4:ebacd000 [ 1347.104289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.104348][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.104415][ T32] r5:857e638c r4:857e6000 [ 1347.104437][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.104505][ T32] r7:ddde2d80 r6:83018200 r5:857e638c r4:851b2600 [ 1347.104528][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.104589][ T32] r10:61c88647 r9:8583b000 r8:851b262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.104677][ T32] r4:851b2600 [ 1347.104722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.104781][ T32] r10:00000000 r9:851b2600 r8:80287e08 r7:ec8a5e60 r6:8443a600 r5:8583b000 [ 1347.104804][ T32] r4:00000001 [ 1347.104822][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.105037][ T32] r4:85441280 ** 4 printk messages dropped ** [ 1347.105817][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1347.106145][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1347.106445][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1347.107046][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.107151][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.107462][ T32] task:kworker/1:977 state:D stack:0 pid:5923 tgid:5923 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.107924][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 12 printk messages dropped ** [ 1347.123325][ T32] r7:ddde2d80 r6:83018200 r5:857e678c r4:851b2100 ** 1 printk messages dropped ** [ 1347.123398][ T32] r10:61c88647 r9:85836000 r8:851b212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.123684][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.124604][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 7 printk messages dropped ** [ 1347.124873][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1347.125275][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.125316][ T32] r5:00001000 r4:dfbdd000 [ 1347.125346][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.125420][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.125493][ T32] r5:84be838c r4:84be8000 [ 1347.125524][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.125581][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.125609][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.125696][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.125745][ T32] r4:848ec200 [ 1347.125780][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.125829][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.125851][ T32] r4:00000001 [ 1347.125892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.125932][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.125968][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.126011][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.126044][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.126073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.126095][ T32] r4:849b9d40 [ 1347.126116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.126167][ T32] INFO: task kworker/1:978:5925 blocked for more than 473 seconds. [ 1347.126225][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.126254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.126297][ T32] task:kworker/1:978 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.126456][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.126512][ T32] Call trace: [ 1347.126574][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.126629][ T32] r10:8291a684 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:8583ec00 [ 1347.126677][ T32] r4:8583ec00 [ 1347.126701][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.126761][ T32] r5:8583ec00 r4:8291a680 [ 1347.126854][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.126961][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.127010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1347.127054][ T32] r4:00000000 [ 1347.127084][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.127120][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.127176][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.127220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854413c0 [ 1347.127259][ T32] r4:00000000 [ 1347.127305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.127361][ T32] r9:83018205 r8:8583ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1347.127404][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.127451][ T32] r5:00001000 r4:ebb13000 [ 1347.127470][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.127512][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.127553][ T32] r5:857e6b8c r4:857e6800 [ 1347.127573][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.127618][ T32] r7:ddde2d80 r6:83018200 r5:857e6b8c r4:851b2700 [ 1347.127660][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.127738][ T32] r10:61c88647 r9:8583ec00 r8:851b272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.127812][ T32] r4:851b2700 [ 1347.127862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.127909][ T32] r10:00000000 r9:851b2700 r8:80287e08 r7:ec8a5e60 r6:8443a700 r5:8583ec00 [ 1347.127931][ T32] r4:00000001 [ 1347.127952][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.127986][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1347.128037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.128095][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.128125][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.128154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.128244][ T32] r4:85441300 [ 1347.141956][ T32] INFO: task kworker/1:978:5925 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 5 printk messages dropped ** [ 1347.142282][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.142490][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1347.143000][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.143166][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1347.143533][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1347.143700][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1347.144015][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1347.144460][ T32] r4:85038c00 ** 5 printk messages dropped ** [ 1347.144690][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.144887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854416c0 ** 9 printk messages dropped ** [ 1347.145261][ T32] r7:ddde2d80 r6:83018200 r5:857e6f8c r4:851b2780 ** 2 printk messages dropped ** [ 1347.145385][ T32] r4:851b2780 ** 1 printk messages dropped ** [ 1347.145480][ T32] r10:00000000 r9:851b2780 r8:80287e08 r7:ec8a5e60 r6:8443a780 r5:85038c00 ** 10 printk messages dropped ** [ 1347.146659][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1347.146970][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.147017][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.147073][ T32] 5d20: c2870000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.147107][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.147132][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.147158][ T32] r5:800b0013 r4:80239bb0 [ 1347.147208][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.147255][ T32] r4:82ac21e4 [ 1347.147298][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.147344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.147367][ T32] r4:e0585dc0 [ 1347.147410][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.147455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.147489][ T32] r4:00000000 [ 1347.147512][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.147580][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.147610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.147655][ T32] r5:00001000 r4:dfbdd000 [ 1347.147677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.147738][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.147793][ T32] r5:84be838c r4:84be8000 [ 1347.147815][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.147866][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.147928][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.147997][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.148027][ T32] r4:848ec200 [ 1347.148048][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.148095][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.148169][ T32] r4:00000001 [ 1347.148195][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.148232][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.148338][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.171414][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.171468][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.171526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.171641][ T32] r4:849b9d40 [ 1347.171669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.171713][ T32] INFO: task kworker/1:980:5929 blocked for more than 473 seconds. [ 1347.171751][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.171804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.171893][ T32] task:kworker/1:980 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.172218][ T32] r5:85038000 r4:8291a680 ** 7 printk messages dropped ** [ 1347.172750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441640 ** 9 printk messages dropped ** [ 1347.173228][ T32] r7:ddde2d80 r6:83018200 r5:857e738c r4:851b2880 [ 1347.173248][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1347.173430][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.173834][ T32] r4:85441500 ** 5 printk messages dropped ** [ 1347.174656][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1347.175117][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1347.175385][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.175646][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.176144][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1347.176370][ T32] r4:849b9d40 [ 1347.176392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.176419][ T32] INFO: task kworker/1:981:5931 blocked for more than 473 seconds. [ 1347.176479][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.176506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.176575][ T32] task:kworker/1:981 state:D stack:0 pid:5931 tgid:5931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.176667][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.176726][ T32] Call trace: [ 1347.176790][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.176840][ T32] r10:8291a684 r9:ec90dd84 r8:00000002 r7:60000113 r6:ec90dd8c r5:85039800 [ 1347.176862][ T32] r4:85039800 [ 1347.176881][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.176923][ T32] r5:85039800 r4:8291a680 [ 1347.176942][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.176981][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.177043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1347.177069][ T32] r4:00000000 [ 1347.177110][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.177226][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.177263][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.177346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441980 [ 1347.177372][ T32] r4:00000000 [ 1347.177394][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.177459][ T32] r9:83018205 r8:85039800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1347.177487][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.177531][ T32] r5:00001000 r4:ebc59000 [ 1347.177551][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.177589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.177631][ T32] r5:857e7b8c r4:857e7800 [ 1347.177673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.177744][ T32] r7:ddde2d80 r6:83018200 r5:857e7b8c r4:851b2800 [ 1347.177784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.177895][ T32] r10:61c88647 r9:85039800 r8:851b282c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.177931][ T32] r4:851b2800 [ 1347.177980][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.178030][ T32] r10:00000000 r9:851b2800 r8:80287e08 r7:ec8a5e60 r6:8443a880 r5:85039800 [ 1347.178062][ T32] r4:00000001 [ 1347.178086][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.178121][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1347.178147][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.178201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.201106][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.201224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.201280][ T32] r4:85441680 [ 1347.201745][ T32] INFO: task kworker/1:981:5931 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.201800][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.201879][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.201965][ T32] Call trace: [ 1347.202001][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.202100][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.202128][ T32] r4:00000000 [ 1347.202148][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.202189][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.202219][ T32] 5d20: c32a2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.202247][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.202272][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.202295][ T32] r5:800b0013 r4:80239bb0 [ 1347.202315][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.202368][ T32] r4:82ac21e4 [ 1347.202392][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.202437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.202484][ T32] r4:e0585dc0 [ 1347.202513][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.202565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.202641][ T32] r4:00000000 [ 1347.202665][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.202731][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.202802][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.202878][ T32] r5:00001000 r4:dfbdd000 [ 1347.202920][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.202966][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.203008][ T32] r5:84be838c r4:84be8000 [ 1347.203050][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.203101][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.203154][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.203215][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.203240][ T32] r4:848ec200 [ 1347.203259][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.203326][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.203392][ T32] r4:00000001 [ 1347.203414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.203472][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.203526][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.203563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.203609][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.203646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.203696][ T32] r4:849b9d40 [ 1347.203721][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.203783][ T32] INFO: task kworker/1:982:5933 blocked for more than 473 seconds. [ 1347.203850][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.203923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.203953][ T32] task:kworker/1:982 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1347.204167][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1347.204366][ T32] r5:8503a400 r4:8291a680 ** 2 printk messages dropped ** [ 1347.204526][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec915e08 ** 4 printk messages dropped ** [ 1347.204859][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441bc0 ** 3 printk messages dropped ** [ 1347.204970][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1347.205392][ T32] r7:ddde2d80 r6:83018200 r5:857e838c r4:851b2400 [ 1347.205464][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.205525][ T32] r10:61c88647 r9:8503a400 r8:851b242c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.205572][ T32] r4:851b2400 [ 1347.205612][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.205659][ T32] r10:00000000 r9:851b2400 r8:80287e08 r7:ec90de60 r6:8443a900 r5:8503a400 ** 4 printk messages dropped ** [ 1347.205799][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.206288][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1347.206644][ T32] r4:00000000 [ 1347.206667][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.206707][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.206762][ T32] 5d20: c32a2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.206801][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.206882][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.206910][ T32] r5:800b0013 r4:80239bb0 [ 1347.206953][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.207031][ T32] r4:82ac21e4 [ 1347.207080][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.207150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.207193][ T32] r4:e0585dc0 [ 1347.207242][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.207315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.207363][ T32] r4:00000000 [ 1347.207433][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.207533][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.207592][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.207650][ T32] r5:00001000 r4:dfbdd000 [ 1347.207744][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.207841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.207947][ T32] r5:84be838c r4:84be8000 [ 1347.207994][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.208085][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.208131][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.216058][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.216136][ T32] r4:848ec200 [ 1347.216162][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.216228][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.216287][ T32] r4:00000001 [ 1347.216336][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.216386][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.216417][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.216445][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.216493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.216543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.216579][ T32] r4:849b9d40 [ 1347.216650][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.216699][ T32] INFO: task kworker/1:983:5935 blocked for more than 473 seconds. [ 1347.216785][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.216835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.216862][ T32] task:kworker/1:983 state:D stack:0 pid:5935 tgid:5935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.216966][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.217091][ T32] Call trace: [ 1347.217133][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.217186][ T32] r10:8291a684 r9:ec91dd84 r8:00000002 r7:60000013 r6:ec91dd8c r5:8503b000 [ 1347.217208][ T32] r4:8503b000 [ 1347.217227][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.217296][ T32] r5:8503b000 r4:8291a680 [ 1347.217320][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.217360][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.217402][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1347.217443][ T32] r4:00000000 [ 1347.217466][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.217501][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.217538][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.217578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441a40 [ 1347.217610][ T32] r4:00000000 [ 1347.217657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.217707][ T32] r9:83018205 r8:8503b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1347.217729][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.217784][ T32] r5:00001000 r4:ebca7000 [ 1347.217805][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.217845][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.217904][ T32] r5:857e7f8c r4:857e7c00 [ 1347.217949][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.218024][ T32] r7:ddde2d80 r6:83018200 r5:857e7f8c r4:851b2980 [ 1347.218063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.218112][ T32] r10:61c88647 r9:8503b000 r8:851b29ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.218135][ T32] r4:851b2980 [ 1347.218153][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.218197][ T32] r10:00000000 r9:851b2980 r8:80287e08 r7:ec915e60 r6:8443a980 r5:8503b000 [ 1347.218253][ T32] r4:00000001 [ 1347.228856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.228928][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1347.228961][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.228991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.229018][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.229050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.229086][ T32] r4:85441b40 [ 1347.229576][ T32] INFO: task kworker/1:983:5935 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.229641][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.229749][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.229810][ T32] Call trace: [ 1347.229867][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.229949][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.229976][ T32] r4:00000000 [ 1347.229996][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.230058][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.230091][ T32] 5d20: c3594000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.230124][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.230150][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.230240][ T32] r5:800b0013 r4:80239bb0 [ 1347.230265][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.230328][ T32] r4:82ac21e4 [ 1347.230353][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.230396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.230419][ T32] r4:e0585dc0 [ 1347.230469][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.230517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.230540][ T32] r4:00000000 [ 1347.230577][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.230626][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.230648][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.230736][ T32] r5:00001000 r4:dfbdd000 [ 1347.230770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.230812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.230878][ T32] r5:84be838c r4:84be8000 [ 1347.230899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.230963][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.230989][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.231036][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.231058][ T32] r4:848ec200 [ 1347.231100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.231150][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.231186][ T32] r4:00000001 [ 1347.231209][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.231248][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.231295][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.231329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.231379][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.231421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.231464][ T32] r4:849b9d40 [ 1347.231527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.231573][ T32] INFO: task kworker/1:984:5937 blocked for more than 473 seconds. [ 1347.231609][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.231632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.231670][ T32] task:kworker/1:984 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.231719][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.231819][ T32] Call trace: [ 1347.231852][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.231899][ T32] r10:8291a684 r9:ec925d84 r8:00000002 r7:60000013 r6:ec925d8c r5:8503bc00 [ 1347.231922][ T32] r4:8503bc00 [ 1347.231942][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.231984][ T32] r5:8503bc00 r4:8291a680 [ 1347.232049][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.232092][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.232134][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1347.232157][ T32] r4:00000000 [ 1347.232197][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.232235][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.232269][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.232309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a440 [ 1347.232354][ T32] r4:00000000 [ 1347.232398][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.232465][ T32] r9:83018205 r8:8503bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1347.232492][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.232538][ T32] r5:00001000 r4:ec64f000 [ 1347.232557][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.232611][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.232675][ T32] r5:857e9f8c r4:857e9c00 [ 1347.232706][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.232791][ T32] r7:ddde2d80 r6:83018200 r5:857e9f8c r4:851b2a00 [ 1347.232878][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.232969][ T32] r10:61c88647 r9:8503bc00 r8:851b2a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.233024][ T32] r4:851b2a00 [ 1347.233075][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.233172][ T32] r10:00000000 r9:851b2a00 r8:80287e08 r7:ec915e60 r6:8443aa00 r5:8503bc00 [ 1347.233234][ T32] r4:00000001 [ 1347.233278][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.233346][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1347.233397][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.233451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.233536][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.233603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.233649][ T32] r4:85441a80 [ 1347.234136][ T32] INFO: task kworker/1:984:5937 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.234214][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.234398][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.234521][ T32] Call trace: [ 1347.234557][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.234610][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.234656][ T32] r4:00000000 [ 1347.234680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.234752][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.234799][ T32] 5d20: c3594000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.234875][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.234912][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.234962][ T32] r5:800b0013 r4:80239bb0 [ 1347.235011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.235059][ T32] r4:82ac21e4 [ 1347.235081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.235124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.235148][ T32] r4:e0585dc0 [ 1347.235191][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.235237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.235261][ T32] r4:00000000 [ 1347.235305][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.235354][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.235386][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.235437][ T32] r5:00001000 r4:dfbdd000 [ 1347.235457][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.235498][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.235562][ T32] r5:84be838c r4:84be8000 [ 1347.235587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.235636][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.235667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.235720][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.235744][ T32] r4:848ec200 [ 1347.235785][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.235835][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.235858][ T32] r4:00000001 [ 1347.235878][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.235914][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.235942][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.235990][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.236025][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.236055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.236077][ T32] r4:849b9d40 [ 1347.236121][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.236160][ T32] INFO: task kworker/1:985:5939 blocked for more than 473 seconds. [ 1347.236213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.236249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.236275][ T32] task:kworker/1:985 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.236322][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.236364][ T32] Call trace: [ 1347.236393][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.236464][ T32] r10:8291a684 r9:ec92dd84 r8:00000002 r7:60000113 r6:ec92dd8c r5:8503c800 [ 1347.236493][ T32] r4:8503c800 [ 1347.236535][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.236584][ T32] r5:8503c800 r4:8291a680 [ 1347.236644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.236693][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.236736][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec92de08 [ 1347.236789][ T32] r4:00000000 [ 1347.236816][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.236874][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.236943][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.236989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441d00 [ 1347.237037][ T32] r4:00000000 [ 1347.237069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.237115][ T32] r9:83018205 r8:8503c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1347.237157][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.237209][ T32] r5:00001000 r4:ebcd5000 [ 1347.237230][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.237270][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.237313][ T32] r5:857e878c r4:857e8400 [ 1347.237335][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.237381][ T32] r7:ddde2d80 r6:83018200 r5:857e878c r4:851b2b00 [ 1347.237424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.237475][ T32] r10:61c88647 r9:8503c800 r8:851b2b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.237568][ T32] r4:851b2b00 [ 1347.237592][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.237640][ T32] r10:00000000 r9:851b2b00 r8:80287e08 r7:ec925e60 r6:8443aa80 r5:8503c800 [ 1347.237663][ T32] r4:00000001 [ 1347.237681][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.237737][ T32] Exception stack(0xec92dfb0 to 0xec92dff8) [ 1347.237774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.237805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.237831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.237860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.237881][ T32] r4:85441b80 [ 1347.238171][ T32] INFO: task kworker/1:985:5939 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.238242][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.258920][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.258998][ T32] Call trace: [ 1347.259081][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.259174][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.259256][ T32] r4:00000000 [ 1347.259305][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.259367][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.259401][ T32] 5d20: c398b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.259429][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.259454][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.259491][ T32] r5:800b0013 r4:80239bb0 [ 1347.259536][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.259583][ T32] r4:82ac21e4 [ 1347.259604][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.259684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.259722][ T32] r4:e0585dc0 [ 1347.259761][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.259817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.259842][ T32] r4:00000000 [ 1347.259882][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.259958][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.259984][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.260032][ T32] r5:00001000 r4:dfbdd000 [ 1347.260075][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.260119][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.260163][ T32] r5:84be838c r4:84be8000 [ 1347.260185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.260232][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.260255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.260303][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.260349][ T32] r4:848ec200 [ 1347.260375][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.260444][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.260474][ T32] r4:00000001 [ 1347.260494][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.260534][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.260563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.260614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.260673][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.260712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.260744][ T32] r4:849b9d40 [ 1347.260791][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.260827][ T32] INFO: task kworker/1:986:5941 blocked for more than 473 seconds. [ 1347.260870][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.260923][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.260971][ T32] task:kworker/1:986 state:D stack:0 pid:5941 tgid:5941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.261071][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.261189][ T32] Call trace: [ 1347.261297][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.261362][ T32] r10:8291a684 r9:ec935d84 r8:00000002 r7:60000113 r6:ec935d8c r5:8503d400 [ 1347.261397][ T32] r4:8503d400 [ 1347.261431][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.261482][ T32] r5:8503d400 r4:8291a680 [ 1347.261527][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.261605][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.261655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1347.261684][ T32] r4:00000000 [ 1347.261712][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.261751][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.261798][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.261839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441e40 [ 1347.261863][ T32] r4:00000000 [ 1347.261881][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.261927][ T32] r9:83018205 r8:8503d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1347.261950][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.261993][ T32] r5:00001000 r4:ebce3000 [ 1347.262016][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.262061][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.262106][ T32] r5:857e8b8c r4:857e8800 [ 1347.262128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.262173][ T32] r7:ddde2d80 r6:83018200 r5:857e8b8c r4:851b2b80 [ 1347.262194][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.262240][ T32] r10:61c88647 r9:8503d400 r8:851b2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.262277][ T32] r4:851b2b80 [ 1347.262312][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.262361][ T32] r10:00000000 r9:851b2b80 r8:80287e08 r7:ec925e60 r6:8443ab00 r5:8503d400 [ 1347.262386][ T32] r4:00000001 [ 1347.262449][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.262510][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1347.262547][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.262596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.262628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.262679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.262707][ T32] r4:85441c40 [ 1347.263185][ T32] INFO: task kworker/1:986:5941 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.263259][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.263373][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.263453][ T32] Call trace: [ 1347.263484][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.263536][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.263570][ T32] r4:00000000 [ 1347.263595][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.263657][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.263689][ T32] 5d20: c398b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.263740][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.263781][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.263828][ T32] r5:800b0013 r4:80239bb0 [ 1347.263853][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.263906][ T32] r4:82ac21e4 [ 1347.263937][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.263981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.264004][ T32] r4:e0585dc0 [ 1347.264027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.264090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.264118][ T32] r4:00000000 [ 1347.264139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.264185][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.264228][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.264312][ T32] r5:00001000 r4:dfbdd000 [ 1347.264337][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.264378][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.264434][ T32] r5:84be838c r4:84be8000 [ 1347.264458][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.264527][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.264561][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.264632][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.264659][ T32] r4:848ec200 [ 1347.264689][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.264740][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.264772][ T32] r4:00000001 [ 1347.264793][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.264829][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.264879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.264912][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.264940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.264989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.265039][ T32] r4:849b9d40 [ 1347.265070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.265118][ T32] INFO: task kworker/1:987:5943 blocked for more than 473 seconds. [ 1347.265154][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.265178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.265199][ T32] task:kworker/1:987 state:D stack:0 pid:5943 tgid:5943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.265272][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.265330][ T32] Call trace: [ 1347.265409][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.265484][ T32] r10:8291a684 r9:ec93dd84 r8:00000002 r7:60000113 r6:ec93dd8c r5:8503e000 [ 1347.265543][ T32] r4:8503e000 [ 1347.265590][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.265643][ T32] r5:8503e000 r4:8291a680 [ 1347.265664][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.265725][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.265809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec93de08 [ 1347.265841][ T32] r4:00000000 [ 1347.265882][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.265922][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.265961][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.266024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85441f80 [ 1347.266052][ T32] r4:00000000 [ 1347.266096][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.266146][ T32] r9:83018205 r8:8503e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1347.266169][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.266232][ T32] r5:00001000 r4:ebcf5000 [ 1347.266257][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.266322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.266370][ T32] r5:857e8f8c r4:857e8c00 [ 1347.266404][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.266485][ T32] r7:ddde2d80 r6:83018200 r5:857e8f8c r4:851b2c00 [ 1347.266517][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.266585][ T32] r10:61c88647 r9:8503e000 r8:851b2c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.266619][ T32] r4:851b2c00 [ 1347.266660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.266710][ T32] r10:00000000 r9:851b2c00 r8:80287e08 r7:ec925e60 r6:8443ab80 r5:8503e000 [ 1347.266755][ T32] r4:00000001 [ 1347.266783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.266856][ T32] Exception stack(0xec93dfb0 to 0xec93dff8) [ 1347.266893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.266953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.266984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.267015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.267039][ T32] r4:85441d80 [ 1347.267317][ T32] INFO: task kworker/1:987:5943 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.267354][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.267419][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.267468][ T32] Call trace: [ 1347.267526][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.267598][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.267625][ T32] r4:00000000 [ 1347.267645][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.267684][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.267712][ T32] 5d20: c398b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.267765][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.267796][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.267881][ T32] r5:800b0013 r4:80239bb0 [ 1347.267925][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.267995][ T32] r4:82ac21e4 [ 1347.268024][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.268067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.268089][ T32] r4:e0585dc0 [ 1347.268132][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.268238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.304747][ T32] r4:00000000 [ 1347.304811][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.304897][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.304954][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.305005][ T32] r5:00001000 r4:dfbdd000 [ 1347.305051][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.305095][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.305137][ T32] r5:84be838c r4:84be8000 [ 1347.305180][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.305253][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.305301][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.305353][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.305403][ T32] r4:848ec200 [ 1347.305444][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.305506][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.305529][ T32] r4:00000001 [ 1347.305598][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.305663][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.305716][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.305753][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.305786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.305835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.305881][ T32] r4:849b9d40 [ 1347.305908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.305938][ T32] INFO: task kworker/1:988:5945 blocked for more than 473 seconds. [ 1347.305980][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.306010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.306034][ T32] task:kworker/1:988 state:D stack:0 pid:5945 tgid:5945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.306150][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.306228][ T32] Call trace: [ 1347.306296][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.306374][ T32] r10:8291a684 r9:ec945d84 r8:00000002 r7:60000113 r6:ec945d8c r5:8503ec00 [ 1347.306400][ T32] r4:8503ec00 [ 1347.306438][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.306486][ T32] r5:8503ec00 r4:8291a680 [ 1347.306506][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.306571][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.306638][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec945e08 [ 1347.306686][ T32] r4:00000000 [ 1347.306708][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.306742][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.306787][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.306869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a000 [ 1347.306906][ T32] r4:00000000 [ 1347.306929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.306995][ T32] r9:83018205 r8:8503ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1347.307020][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.307083][ T32] r5:00001000 r4:ebd0d000 [ 1347.307126][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.307205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.307251][ T32] r5:857e938c r4:857e9000 [ 1347.307270][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.307314][ T32] r7:ddde2d80 r6:83018200 r5:857e938c r4:851b2a80 [ 1347.307354][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.307403][ T32] r10:61c88647 r9:8503ec00 r8:851b2aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.307435][ T32] r4:851b2a80 [ 1347.307457][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.307501][ T32] r10:00000000 r9:851b2a80 r8:80287e08 r7:ec925e60 r6:8443ac00 r5:8503ec00 [ 1347.307532][ T32] r4:00000001 [ 1347.307553][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.307614][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1347.307652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.307712][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.307766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.307834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.307889][ T32] r4:8557a0c0 [ 1347.313428][ T32] INFO: task kworker/1:988:5945 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.313541][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.313640][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.313698][ T32] Call trace: [ 1347.313730][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.313794][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.313818][ T32] r4:00000000 [ 1347.313838][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.313891][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.313924][ T32] 5d20: c4345000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.313952][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.313977][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.313999][ T32] r5:800b0013 r4:80239bb0 [ 1347.314019][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.314070][ T32] r4:82ac21e4 [ 1347.314115][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.314161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.314195][ T32] r4:e0585dc0 [ 1347.314227][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.314271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.314304][ T32] r4:00000000 [ 1347.314326][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.314383][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.314407][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.314450][ T32] r5:00001000 r4:dfbdd000 [ 1347.314480][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.314526][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.314578][ T32] r5:84be838c r4:84be8000 [ 1347.314602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.314650][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.314671][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.314717][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.314739][ T32] r4:848ec200 [ 1347.314766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.314853][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.314958][ T32] r4:00000001 [ 1347.314994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.315066][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.315101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.315170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.315200][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.315229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.315265][ T32] r4:849b9d40 [ 1347.315298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.315338][ T32] INFO: task kworker/1:989:5947 blocked for more than 473 seconds. [ 1347.315374][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.315400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.315433][ T32] task:kworker/1:989 state:D stack:0 pid:5947 tgid:5947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.315484][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.315549][ T32] Call trace: [ 1347.315604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.315652][ T32] r10:8291a684 r9:ec94dd84 r8:00000002 r7:60000013 r6:ec94dd8c r5:85778c00 [ 1347.315697][ T32] r4:85778c00 [ 1347.315742][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.315793][ T32] r5:85778c00 r4:8291a680 [ 1347.315812][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.315860][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.315905][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec94de08 [ 1347.315994][ T32] r4:00000000 [ 1347.316023][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.316060][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.316093][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.316132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a200 [ 1347.316175][ T32] r4:00000000 [ 1347.316328][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.316417][ T32] r9:83018205 r8:85778c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1347.316443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.316485][ T32] r5:00001000 r4:ebd4b000 [ 1347.316504][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.316542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.316633][ T32] r5:857e978c r4:857e9400 [ 1347.316663][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.316709][ T32] r7:ddde2d80 r6:83018200 r5:857e978c r4:851b2c80 [ 1347.316729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.316781][ T32] r10:61c88647 r9:85778c00 r8:851b2cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.316825][ T32] r4:851b2c80 [ 1347.316871][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.316920][ T32] r10:00000000 r9:851b2c80 r8:80287e08 r7:ec925e60 r6:8443ac80 r5:85778c00 [ 1347.316963][ T32] r4:00000001 [ 1347.316985][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.317042][ T32] Exception stack(0xec94dfb0 to 0xec94dff8) [ 1347.317114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.317146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.317173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.317201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.317223][ T32] r4:8557a140 [ 1347.317559][ T32] INFO: task kworker/1:989:5947 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.317633][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.317717][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.317786][ T32] Call trace: [ 1347.317842][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.317893][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.317926][ T32] r4:00000000 [ 1347.317949][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.317988][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.318036][ T32] 5d20: c4345000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.318070][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.318114][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.318141][ T32] r5:800b0013 r4:80239bb0 [ 1347.318163][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.318259][ T32] r4:82ac21e4 [ 1347.338949][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.339116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.339196][ T32] r4:e0585dc0 [ 1347.339256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.339362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.339443][ T32] r4:00000000 [ 1347.339493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.339591][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.339668][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.339790][ T32] r5:00001000 r4:dfbdd000 [ 1347.339842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.339922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.340020][ T32] r5:84be838c r4:84be8000 [ 1347.340070][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.340167][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.340213][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.340306][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.340354][ T32] r4:848ec200 [ 1347.340412][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.340540][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.340614][ T32] r4:00000001 [ 1347.340662][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.340735][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.340807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.340866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.340921][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.340979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.341027][ T32] r4:849b9d40 [ 1347.341074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.341147][ T32] INFO: task kworker/1:990:5949 blocked for more than 473 seconds. [ 1347.341213][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.341282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.341334][ T32] task:kworker/1:990 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.341458][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.341568][ T32] Call trace: [ 1347.341682][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.341792][ T32] r10:8291a684 r9:ec955d84 r8:00000002 r7:60000113 r6:ec955d8c r5:85778000 [ 1347.341840][ T32] r4:85778000 [ 1347.341882][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.341966][ T32] r5:85778000 r4:8291a680 [ 1347.342009][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.342105][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.342218][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 1347.342271][ T32] r4:00000000 [ 1347.342317][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.342387][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.342456][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.342538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a1c0 [ 1347.342585][ T32] r4:00000000 [ 1347.342641][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.342731][ T32] r9:83018205 r8:85778000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1347.342788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.342920][ T32] r5:00001000 r4:ec639000 [ 1347.342976][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.343077][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.343176][ T32] r5:857e9b8c r4:857e9800 [ 1347.343237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.343338][ T32] r7:ddde2d80 r6:83018200 r5:857e9b8c r4:851b2d00 [ 1347.343383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.343473][ T32] r10:61c88647 r9:85778000 r8:851b2d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.343520][ T32] r4:851b2d00 [ 1347.343577][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.343680][ T32] r10:00000000 r9:851b2d00 r8:80287e08 r7:ec925e60 r6:8443ad00 r5:85778000 [ 1347.343732][ T32] r4:00000001 [ 1347.343803][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.343887][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1347.343947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.344023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.344091][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.344153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.344205][ T32] r4:8557a3c0 [ 1347.344930][ T32] INFO: task kworker/1:990:5949 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.345030][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.345193][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.345372][ T32] Call trace: [ 1347.345478][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.345608][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.345674][ T32] r4:00000000 [ 1347.345751][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.345853][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.345926][ T32] 5d20: c4572000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.345998][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.346053][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.346191][ T32] r5:800b0013 r4:80239bb0 [ 1347.346263][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.346421][ T32] r4:82ac21e4 [ 1347.346472][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.346562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.346614][ T32] r4:e0585dc0 [ 1347.346734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.346860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.346927][ T32] r4:00000000 [ 1347.346983][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.347081][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.347167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.347264][ T32] r5:00001000 r4:dfbdd000 [ 1347.347310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.347436][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.347573][ T32] r5:84be838c r4:84be8000 [ 1347.347723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.347830][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.347881][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.347996][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.348053][ T32] r4:848ec200 [ 1347.348099][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.348193][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.379261][ T32] r4:00000001 [ 1347.379365][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.379502][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.379583][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.379646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.379712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.379791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.379871][ T32] r4:849b9d40 [ 1347.379958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.380044][ T32] INFO: task kworker/1:991:5951 blocked for more than 473 seconds. [ 1347.380119][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.380174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.380255][ T32] task:kworker/1:991 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.380373][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.380496][ T32] Call trace: [ 1347.380571][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.380705][ T32] r10:8291a684 r9:ec95dd84 r8:00000002 r7:60000113 r6:ec95dd8c r5:8577b000 [ 1347.380775][ T32] r4:8577b000 [ 1347.380824][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.380915][ T32] r5:8577b000 r4:8291a680 [ 1347.380963][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.381066][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.381186][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 [ 1347.381257][ T32] r4:00000000 [ 1347.381320][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.381400][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.381483][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.381579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a700 [ 1347.381628][ T32] r4:00000000 [ 1347.381703][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.381809][ T32] r9:83018205 r8:8577b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1347.381918][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.382017][ T32] r5:00001000 r4:ec6c3000 [ 1347.382065][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.382151][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.382239][ T32] r5:857ea78c r4:857ea400 [ 1347.382318][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.382414][ T32] r7:ddde2d80 r6:83018200 r5:857ea78c r4:851b2d80 [ 1347.382478][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.382576][ T32] r10:61c88647 r9:8577b000 r8:851b2dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.382628][ T32] r4:851b2d80 [ 1347.382673][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.382791][ T32] r10:00000000 r9:851b2d80 r8:80287e08 r7:ec925e60 r6:8443ad80 r5:8577b000 [ 1347.382863][ T32] r4:00000001 [ 1347.382926][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.383002][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) [ 1347.383088][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.383154][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.383213][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.383275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.383354][ T32] r4:8557a140 [ 1347.384080][ T32] INFO: task kworker/1:991:5951 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.384165][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.384685][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.384794][ T32] Call trace: [ 1347.384866][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.384970][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.385023][ T32] r4:00000000 [ 1347.385067][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.385149][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.385210][ T32] 5d20: c47fd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.385273][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.385385][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.385447][ T32] r5:800b0013 r4:80239bb0 [ 1347.385497][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.385578][ T32] r4:82ac21e4 [ 1347.385624][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.385712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.385759][ T32] r4:e0585dc0 [ 1347.385812][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.385896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.385945][ T32] r4:00000000 [ 1347.386005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.386117][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.386205][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.386294][ T32] r5:00001000 r4:dfbdd000 [ 1347.386336][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.386416][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.386564][ T32] r5:84be838c r4:84be8000 [ 1347.386612][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.386705][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.386754][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.386917][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.387008][ T32] r4:848ec200 [ 1347.387057][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.387154][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.387207][ T32] r4:00000001 [ 1347.387286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.387367][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.387425][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.387489][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.387552][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.387614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.387663][ T32] r4:849b9d40 [ 1347.387759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.387837][ T32] INFO: task kworker/1:992:5952 blocked for more than 473 seconds. [ 1347.387928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.387983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.388060][ T32] task:kworker/1:992 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.388222][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.401629][ T32] Call trace: [ 1347.401731][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.401877][ T32] r10:8291a684 r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:856e5400 [ 1347.401931][ T32] r4:856e5400 [ 1347.401978][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.402109][ T32] r5:856e5400 r4:8291a680 [ 1347.402159][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.402250][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.402338][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 [ 1347.402387][ T32] r4:00000000 [ 1347.402455][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.402539][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.402622][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.402711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a5c0 [ 1347.402776][ T32] r4:00000000 [ 1347.402854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.402976][ T32] r9:83018205 r8:856e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1347.403037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.403132][ T32] r5:00001000 r4:ec6a3000 [ 1347.403204][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.403322][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.403413][ T32] r5:857ea38c r4:857ea000 [ 1347.403460][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.403565][ T32] r7:ddde2d80 r6:83018200 r5:857ea38c r4:851b2e80 [ 1347.403613][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.403707][ T32] r10:61c88647 r9:856e5400 r8:851b2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.403767][ T32] r4:851b2e80 [ 1347.403859][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.403956][ T32] r10:00000000 r9:851b2e80 r8:80287e08 r7:ec95de60 r6:851b2e00 r5:856e5400 [ 1347.404010][ T32] r4:00000001 [ 1347.404052][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.404153][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1347.404225][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.404287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.404369][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.404466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.404532][ T32] r4:8557a400 [ 1347.405276][ T32] INFO: task kworker/1:992:5952 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.405355][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.405498][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.405651][ T32] Call trace: [ 1347.405744][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.405958][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.406027][ T32] r4:00000000 [ 1347.406072][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.406158][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.406220][ T32] 5d20: c47fd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.406288][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.406400][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.406507][ T32] r5:800b0013 r4:80239bb0 [ 1347.406570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.406687][ T32] r4:82ac21e4 [ 1347.406796][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.406917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.406965][ T32] r4:e0585dc0 [ 1347.407021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.407107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.407156][ T32] r4:00000000 [ 1347.407198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.407311][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.407361][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.407448][ T32] r5:00001000 r4:dfbdd000 [ 1347.407493][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.407577][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.407664][ T32] r5:84be838c r4:84be8000 [ 1347.407717][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.407840][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.407895][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.407993][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.408055][ T32] r4:848ec200 [ 1347.408100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.408196][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.430253][ T32] r4:00000001 [ 1347.430406][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.430558][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.430643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.430716][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.430783][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.430874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.430924][ T32] r4:849b9d40 [ 1347.431034][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.431109][ T32] INFO: task kworker/1:993:5957 blocked for more than 473 seconds. [ 1347.431177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.431230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.431304][ T32] task:kworker/1:993 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.431428][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.431532][ T32] Call trace: [ 1347.431604][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.431710][ T32] r10:8291a684 r9:ec961d84 r8:00000002 r7:60000113 r6:ec961d8c r5:856e3000 [ 1347.431763][ T32] r4:856e3000 [ 1347.431809][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.431898][ T32] r5:856e3000 r4:8291a680 [ 1347.431944][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.432048][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.432143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec961e08 [ 1347.432193][ T32] r4:00000000 [ 1347.432237][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.432313][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.432394][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.432506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a980 [ 1347.432559][ T32] r4:00000000 [ 1347.432605][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.432701][ T32] r9:83018205 r8:856e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1347.432752][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.432844][ T32] r5:00001000 r4:ec6eb000 [ 1347.432889][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.432998][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.433102][ T32] r5:857eaf8c r4:857eac00 [ 1347.433154][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.433250][ T32] r7:ddde2d80 r6:83018200 r5:857eaf8c r4:85637f80 [ 1347.433320][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.433422][ T32] r10:61c88647 r9:856e3000 r8:85637fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.433493][ T32] r4:85637f80 [ 1347.433562][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.433660][ T32] r10:00000000 r9:85637f80 r8:80287e08 r7:ec95de60 r6:851b2f80 r5:856e3000 [ 1347.433715][ T32] r4:00000001 [ 1347.433757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.433831][ T32] Exception stack(0xec961fb0 to 0xec961ff8) [ 1347.433899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.433957][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.434025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.434091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.434153][ T32] r4:8557a640 [ 1347.434898][ T32] INFO: task kworker/1:993:5957 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.434979][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.435112][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.435211][ T32] Call trace: [ 1347.435307][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.435439][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.435554][ T32] r4:00000000 [ 1347.435610][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.435701][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.435772][ T32] 5d20: c4b48000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.435834][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.435891][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.435945][ T32] r5:800b0013 r4:80239bb0 [ 1347.435991][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.436114][ T32] r4:82ac21e4 [ 1347.436186][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.436329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.436400][ T32] r4:e0585dc0 [ 1347.436459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.436570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.436667][ T32] r4:00000000 [ 1347.436733][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.436830][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.436877][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.436965][ T32] r5:00001000 r4:dfbdd000 [ 1347.437019][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.437101][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.437195][ T32] r5:84be838c r4:84be8000 [ 1347.437240][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.437334][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.437383][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.437479][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.437537][ T32] r4:848ec200 [ 1347.437580][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.437674][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.437724][ T32] r4:00000001 [ 1347.437769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.437846][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.437905][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.437979][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.438044][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.438104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.438154][ T32] r4:849b9d40 [ 1347.438199][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.458768][ T32] INFO: task kworker/1:994:5958 blocked for more than 473 seconds. [ 1347.458955][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.459032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.459110][ T32] task:kworker/1:994 state:D stack:0 pid:5958 tgid:5958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.459234][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.459376][ T32] Call trace: [ 1347.459477][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.459624][ T32] r10:8291a684 r9:ec965d84 r8:00000002 r7:60000013 r6:ec965d8c r5:856e2400 [ 1347.459703][ T32] r4:856e2400 [ 1347.459752][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.459870][ T32] r5:856e2400 r4:8291a680 [ 1347.459920][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.460003][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.460130][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec965e08 [ 1347.460211][ T32] r4:00000000 [ 1347.460260][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.460336][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.460419][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.460510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557a840 [ 1347.460569][ T32] r4:00000000 [ 1347.460612][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.460707][ T32] r9:83018205 r8:856e2400 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1347.460775][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.460874][ T32] r5:00001000 r4:ec6d1000 [ 1347.460921][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.461004][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.461101][ T32] r5:857eab8c r4:857ea800 [ 1347.461161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.461262][ T32] r7:ddde2d80 r6:83018200 r5:857eab8c r4:851b2f00 [ 1347.461308][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.461404][ T32] r10:61c88647 r9:856e2400 r8:851b2f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.461453][ T32] r4:851b2f00 [ 1347.461522][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.461626][ T32] r10:00000000 r9:851b2f00 r8:80287e08 r7:ec961e60 r6:8562af80 r5:856e2400 [ 1347.461674][ T32] r4:00000001 [ 1347.461716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.461796][ T32] Exception stack(0xec965fb0 to 0xec965ff8) [ 1347.461855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.461916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.461975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.462050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.462099][ T32] r4:8557a780 [ 1347.462902][ T32] INFO: task kworker/1:994:5958 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.463013][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.463188][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.463285][ T32] Call trace: [ 1347.463408][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.463524][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.463576][ T32] r4:00000000 [ 1347.463636][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.463743][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.463845][ T32] 5d20: c4e59000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.463936][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.464041][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.464120][ T32] r5:800b0013 r4:80239bb0 [ 1347.464172][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.464273][ T32] r4:82ac21e4 [ 1347.464343][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.464475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.464543][ T32] r4:e0585dc0 [ 1347.464593][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.464681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.464740][ T32] r4:00000000 [ 1347.464843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.464943][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.464990][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.465085][ T32] r5:00001000 r4:dfbdd000 [ 1347.465128][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.465221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.465318][ T32] r5:84be838c r4:84be8000 [ 1347.465361][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.465458][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.465509][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.465788][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.465896][ T32] r4:848ec200 [ 1347.465951][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.466053][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.466102][ T32] r4:00000001 [ 1347.466142][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.466217][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.466272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.466331][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.466389][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.466472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.466549][ T32] r4:849b9d40 [ 1347.466595][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.466645][ T32] INFO: task kworker/1:995:5959 blocked for more than 473 seconds. [ 1347.466727][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.466843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.466896][ T32] task:kworker/1:995 state:D stack:0 pid:5959 tgid:5959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.467048][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.467134][ T32] Call trace: [ 1347.467211][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.467309][ T32] r10:8291a684 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:856e6000 [ 1347.467397][ T32] r4:856e6000 [ 1347.467470][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.467567][ T32] r5:856e6000 r4:8291a680 [ 1347.467659][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.467777][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.467868][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 [ 1347.467916][ T32] r4:00000000 [ 1347.467959][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.468061][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.468140][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.468237][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ab40 [ 1347.500862][ T32] r4:00000000 [ 1347.500987][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.501160][ T32] r9:83018205 r8:856e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1347.501193][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.501269][ T32] r5:00001000 r4:ec6f5000 [ 1347.501295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.501338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.501472][ T32] r5:857eb38c r4:857eb000 [ 1347.501498][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.501549][ T32] r7:ddde2d80 r6:83018200 r5:857eb38c r4:851d6080 [ 1347.501586][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.501638][ T32] r10:61c88647 r9:856e6000 r8:851d60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.501675][ T32] r4:851d6080 [ 1347.501714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.501764][ T32] r10:00000000 r9:851d6080 r8:80287e08 r7:ec961e60 r6:851d6000 r5:856e6000 [ 1347.501894][ T32] r4:00000001 [ 1347.502005][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.502052][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) [ 1347.502217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.502346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.502452][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.502560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.502587][ T32] r4:8557a780 [ 1347.503147][ T32] INFO: task kworker/1:995:5959 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.503192][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.503297][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.503461][ T32] Call trace: [ 1347.503500][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.503583][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.503612][ T32] r4:00000000 [ 1347.503660][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.503706][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.503736][ T32] 5d20: c50f6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.503767][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.503793][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.503818][ T32] r5:800b0013 r4:80239bb0 [ 1347.503838][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.503879][ T32] r4:82ac21e4 [ 1347.503899][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.503940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.503975][ T32] r4:e0585dc0 [ 1347.503998][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.504049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.504089][ T32] r4:00000000 [ 1347.504115][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.504189][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.504226][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.504281][ T32] r5:00001000 r4:dfbdd000 [ 1347.504302][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.504343][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.504386][ T32] r5:84be838c r4:84be8000 [ 1347.504406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.504452][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.504502][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.504713][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.504743][ T32] r4:848ec200 [ 1347.504776][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.504827][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.504851][ T32] r4:00000001 [ 1347.504871][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.504933][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.505006][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.505136][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.505254][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.505289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.505314][ T32] r4:849b9d40 [ 1347.505336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.505364][ T32] INFO: task kworker/1:996:5962 blocked for more than 474 seconds. [ 1347.505399][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.505424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.505454][ T32] task:kworker/1:996 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.505663][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.505715][ T32] Call trace: [ 1347.505809][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.505863][ T32] r10:8291a684 r9:ec695d84 r8:00000002 r7:60000113 r6:ec695d8c r5:856e6c00 [ 1347.505887][ T32] r4:856e6c00 [ 1347.505908][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.505980][ T32] r5:856e6c00 r4:8291a680 [ 1347.506024][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.506079][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.506122][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 [ 1347.506144][ T32] r4:00000000 [ 1347.506190][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.506231][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.506267][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.506329][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ac80 [ 1347.506397][ T32] r4:00000000 [ 1347.506439][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.506489][ T32] r9:83018205 r8:856e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1347.506539][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.506638][ T32] r5:00001000 r4:ec875000 [ 1347.506667][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.506710][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.506778][ T32] r5:857eb78c r4:857eb400 [ 1347.506847][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.506907][ T32] r7:ddde2d80 r6:83018200 r5:857eb78c r4:851d6100 [ 1347.506934][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.507005][ T32] r10:61c88647 r9:856e6c00 r8:851d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.507059][ T32] r4:851d6100 [ 1347.507090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.507166][ T32] r10:00000000 r9:851d6100 r8:80287e08 r7:ec96de60 r6:851d6200 r5:856e6c00 [ 1347.507193][ T32] r4:00000001 [ 1347.507214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.507279][ T32] Exception stack(0xec695fb0 to 0xec695ff8) [ 1347.507312][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.507342][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.507369][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.507397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.507477][ T32] r4:8557aa80 [ 1347.507787][ T32] INFO: task kworker/1:996:5962 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.507827][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.507902][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.507949][ T32] Call trace: [ 1347.507980][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.508037][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.508062][ T32] r4:00000000 [ 1347.508081][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.508120][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.508149][ T32] 5d20: c50f6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.508272][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.525569][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.525625][ T32] r5:800b0013 r4:80239bb0 [ 1347.525652][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.525715][ T32] r4:82ac21e4 [ 1347.525736][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.525812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.525841][ T32] r4:e0585dc0 [ 1347.525887][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.525960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.526019][ T32] r4:00000000 [ 1347.526049][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.526098][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.526120][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.526239][ T32] r5:00001000 r4:dfbdd000 [ 1347.526338][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.526383][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.526428][ T32] r5:84be838c r4:84be8000 [ 1347.526483][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.526543][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.526567][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.526615][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.526638][ T32] r4:848ec200 [ 1347.526658][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.526704][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.526727][ T32] r4:00000001 [ 1347.526782][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.526868][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.526944][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.527040][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.527159][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.527281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.527308][ T32] r4:849b9d40 [ 1347.527405][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.527447][ T32] INFO: task kworker/1:997:5964 blocked for more than 474 seconds. [ 1347.527482][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.527513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.527639][ T32] task:kworker/1:997 state:D stack:0 pid:5964 tgid:5964 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.527968][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.528082][ T32] Call trace: [ 1347.528181][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.542058][ T32] r10:8291a684 r9:ec975d84 r8:00000002 r7:60000013 r6:ec975d8c r5:857d0000 [ 1347.542111][ T32] r4:857d0000 [ 1347.542135][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.542200][ T32] r5:857d0000 r4:8291a680 [ 1347.542221][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.542260][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.542303][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec975e08 [ 1347.542325][ T32] r4:00000000 [ 1347.542344][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.542378][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.542416][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.542457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557aec0 [ 1347.542501][ T32] r4:00000000 [ 1347.542536][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.542585][ T32] r9:83018205 r8:857d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1347.542610][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.542656][ T32] r5:00001000 r4:ec97b000 [ 1347.542677][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.542718][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.542856][ T32] r5:857ebb8c r4:857eb800 [ 1347.542892][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.542969][ T32] r7:ddde2d80 r6:83018200 r5:857ebb8c r4:851d6280 [ 1347.543000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.543292][ T32] r10:61c88647 r9:857d0000 r8:851d62ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.543339][ T32] r4:851d6280 [ 1347.543363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.543590][ T32] r10:00000000 r9:851d6280 r8:80287e08 r7:ec695e60 r6:851d6180 r5:857d0000 [ 1347.543617][ T32] r4:00000001 [ 1347.543742][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.543855][ T32] Exception stack(0xec975fb0 to 0xec975ff8) [ 1347.543890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.543923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.544056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.544097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.544353][ T32] r4:8557abc0 [ 1347.544816][ T32] INFO: task kworker/1:997:5964 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.545234][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.545797][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.545889][ T32] Call trace: [ 1347.545922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.546064][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.546381][ T32] r4:00000000 [ 1347.546851][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.546898][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.546929][ T32] 5d20: c56af000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.547063][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.547096][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.547121][ T32] r5:800b0013 r4:80239bb0 [ 1347.547365][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.547413][ T32] r4:82ac21e4 [ 1347.548320][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.559275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.559326][ T32] r4:e0585dc0 [ 1347.559352][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.559416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.559441][ T32] r4:00000000 [ 1347.559484][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.559911][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.559941][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.559989][ T32] r5:00001000 r4:dfbdd000 [ 1347.560020][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.560072][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.560115][ T32] r5:84be838c r4:84be8000 [ 1347.560136][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.560227][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.560257][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.560636][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.560751][ T32] r4:848ec200 [ 1347.560778][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.560960][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.561077][ T32] r4:00000001 [ 1347.561103][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.561186][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.561321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.561597][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.561632][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.561669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.561694][ T32] r4:849b9d40 [ 1347.561719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.561751][ T32] INFO: task kworker/1:998:5966 blocked for more than 474 seconds. [ 1347.561856][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.561892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.561917][ T32] task:kworker/1:998 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.562216][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.562788][ T32] Call trace: [ 1347.563064][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.563131][ T32] r10:8291a684 r9:ec985d84 r8:00000002 r7:60000013 r6:ec985d8c r5:857d1800 [ 1347.563185][ T32] r4:857d1800 [ 1347.563301][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.563350][ T32] r5:857d1800 r4:8291a680 [ 1347.563372][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.563412][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.563458][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1347.563510][ T32] r4:00000000 [ 1347.563608][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.563648][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.563685][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.563728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85458b40 [ 1347.563752][ T32] r4:00000000 [ 1347.563771][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.563817][ T32] r9:83018205 r8:857d1800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1347.563901][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.563950][ T32] r5:00001000 r4:ec981000 [ 1347.564015][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.564118][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.564543][ T32] r5:857ebf8c r4:857ebc00 [ 1347.564654][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.564704][ T32] r7:ddde2d80 r6:83018200 r5:857ebf8c r4:851d6300 [ 1347.564726][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.564773][ T32] r10:61c88647 r9:857d1800 r8:851d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.564836][ T32] r4:851d6300 [ 1347.564887][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.565003][ T32] r10:00000000 r9:851d6300 r8:80287e08 r7:ec975e60 r6:851d6480 r5:857d1800 [ 1347.565112][ T32] r4:00000001 [ 1347.565224][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.565265][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1347.565296][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.565429][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.565541][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.565574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.565649][ T32] r4:8557ae80 [ 1347.566109][ T32] INFO: task kworker/1:998:5966 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.566455][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.566522][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.566570][ T32] Call trace: [ 1347.566601][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.566652][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.566677][ T32] r4:00000000 [ 1347.566697][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.566908][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.567040][ T32] 5d20: c56af000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.567077][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.567650][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.567678][ T32] r5:800b0013 r4:80239bb0 [ 1347.567701][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.567777][ T32] r4:82ac21e4 [ 1347.567802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.567846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.567894][ T32] r4:e0585dc0 [ 1347.568108][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.568202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.568312][ T32] r4:00000000 [ 1347.604427][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.604731][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.604763][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.604819][ T32] r5:00001000 r4:dfbdd000 [ 1347.604843][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.604932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.605008][ T32] r5:84be838c r4:84be8000 [ 1347.605039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.605094][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.605147][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.605232][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.605261][ T32] r4:848ec200 [ 1347.605331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.605387][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.605413][ T32] r4:00000001 [ 1347.605544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.605588][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.605664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.605698][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.605727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.605955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.605984][ T32] r4:849b9d40 [ 1347.606009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.606159][ T32] INFO: task kworker/1:999:5968 blocked for more than 474 seconds. [ 1347.606199][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.606226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.606251][ T32] task:kworker/1:999 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.606309][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.606404][ T32] Call trace: [ 1347.606497][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.606678][ T32] r10:8291a684 r9:ec995d84 r8:00000002 r7:60000013 r6:ec995d8c r5:857d3000 [ 1347.606787][ T32] r4:857d3000 [ 1347.606855][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.606943][ T32] r5:857d3000 r4:8291a680 [ 1347.607017][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.607113][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.607160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1347.607212][ T32] r4:00000000 [ 1347.607235][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.607378][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.607509][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.607620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41180 [ 1347.607675][ T32] r4:00000000 [ 1347.607698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.607746][ T32] r9:83018205 r8:857d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1347.607770][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.607815][ T32] r5:00001000 r4:ec98b000 [ 1347.607927][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.608039][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.608087][ T32] r5:857ec38c r4:857ec000 [ 1347.608148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.608197][ T32] r7:ddde2d80 r6:83018200 r5:857ec38c r4:851d6380 [ 1347.608310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.608394][ T32] r10:61c88647 r9:857d3000 r8:851d63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.608455][ T32] r4:851d6380 [ 1347.608521][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.614395][ T32] r10:00000000 r9:851d6380 r8:80287e08 r7:ec985e60 r6:851d6500 r5:857d3000 [ 1347.614452][ T32] r4:00000001 [ 1347.614571][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.614670][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1347.614780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.615058][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.615094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.615124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.615146][ T32] r4:84a41000 [ 1347.615661][ T32] INFO: task kworker/1:999:5968 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.615771][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.615889][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.615944][ T32] Call trace: [ 1347.616022][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.616083][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.616289][ T32] r4:00000000 [ 1347.616313][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.616353][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.616408][ T32] 5d20: c5a9a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.616442][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.616468][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.616625][ T32] r5:800b0013 r4:80239bb0 [ 1347.616653][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.616741][ T32] r4:82ac21e4 [ 1347.616766][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.616852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.616970][ T32] r4:e0585dc0 [ 1347.616995][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.617044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.617091][ T32] r4:00000000 [ 1347.617199][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.617268][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.617312][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.617368][ T32] r5:00001000 r4:dfbdd000 [ 1347.617389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.617492][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.617541][ T32] r5:84be838c r4:84be8000 [ 1347.617592][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.617643][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.617699][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.617783][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.617825][ T32] r4:848ec200 [ 1347.617908][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.617987][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.618013][ T32] r4:00000001 [ 1347.618270][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.631847][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.631965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.632001][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.632035][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.632068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.632092][ T32] r4:849b9d40 [ 1347.632173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.632387][ T32] INFO: task kworker/1:1000:5970 blocked for more than 474 seconds. [ 1347.632494][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.632526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.632550][ T32] task:kworker/1:1000 state:D stack:0 pid:5970 tgid:5970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.632642][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.632813][ T32] Call trace: [ 1347.632958][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.633016][ T32] r10:8291a684 r9:ec971d84 r8:00000002 r7:60000013 r6:ec971d8c r5:857d0c00 [ 1347.633120][ T32] r4:857d0c00 [ 1347.633147][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.633192][ T32] r5:857d0c00 r4:8291a680 [ 1347.633239][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.633357][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.633475][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1347.633504][ T32] r4:00000000 [ 1347.633583][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.633678][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.633784][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.633840][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41300 [ 1347.633863][ T32] r4:00000000 [ 1347.633909][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.633973][ T32] r9:83018205 r8:857d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1347.634001][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.634052][ T32] r5:00001000 r4:ec991000 [ 1347.634073][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.634218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.634337][ T32] r5:857ec78c r4:857ec400 [ 1347.634362][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.634453][ T32] r7:ddde2d80 r6:83018200 r5:857ec78c r4:851d6580 [ 1347.634479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.634527][ T32] r10:61c88647 r9:857d0c00 r8:851d65ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.634552][ T32] r4:851d6580 [ 1347.634572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.634617][ T32] r10:00000000 r9:851d6580 r8:80287e08 r7:ec995e60 r6:851d6400 r5:857d0c00 [ 1347.634639][ T32] r4:00000001 [ 1347.634657][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.634692][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 1347.634718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.634779][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.634811][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.634888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.634915][ T32] r4:84a41000 [ 1347.635352][ T32] INFO: task kworker/1:1000:5970 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.635434][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.635511][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.635645][ T32] Call trace: [ 1347.635884][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.635942][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.635967][ T32] r4:00000000 [ 1347.635987][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.636278][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.636313][ T32] 5d20: c5bbf000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.636725][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.636757][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.636813][ T32] r5:800b0013 r4:80239bb0 [ 1347.636942][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.637007][ T32] r4:82ac21e4 [ 1347.637173][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.637475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.637606][ T32] r4:e0585dc0 [ 1347.637687][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.637829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.637899][ T32] r4:00000000 [ 1347.637924][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.638015][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.638270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.657375][ T32] r5:00001000 r4:dfbdd000 [ 1347.657420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.657531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.657583][ T32] r5:84be838c r4:84be8000 [ 1347.657606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.657656][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.657719][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.657949][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.657977][ T32] r4:848ec200 [ 1347.658000][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.658055][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.658166][ T32] r4:00000001 [ 1347.658192][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.658231][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.658260][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.658314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.673722][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.673851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.673965][ T32] r4:849b9d40 [ 1347.674036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.674100][ T32] INFO: task kworker/1:1001:5972 blocked for more than 474 seconds. [ 1347.674170][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.674227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.674282][ T32] task:kworker/1:1001 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.674453][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.674621][ T32] Call trace: [ 1347.674808][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.674969][ T32] r10:8291a684 r9:ec999d84 r8:00000002 r7:60000013 r6:ec999d8c r5:857d3c00 [ 1347.675091][ T32] r4:857d3c00 [ 1347.675144][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.675236][ T32] r5:857d3c00 r4:8291a680 [ 1347.675282][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.675398][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.675583][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec999e08 [ 1347.675639][ T32] r4:00000000 [ 1347.675686][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.675767][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.675902][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.676009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41480 [ 1347.676062][ T32] r4:00000000 [ 1347.676107][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.676313][ T32] r9:83018205 r8:857d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1347.676380][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.676540][ T32] r5:00001000 r4:ec9a3000 [ 1347.676611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.676701][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.676805][ T32] r5:857ecb8c r4:857ec800 [ 1347.676855][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.676981][ T32] r7:ddde2d80 r6:83018200 r5:857ecb8c r4:851d6600 [ 1347.677047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.677149][ T32] r10:61c88647 r9:857d3c00 r8:851d662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.677202][ T32] r4:851d6600 [ 1347.677340][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.677439][ T32] r10:00000000 r9:851d6600 r8:80287e08 r7:ec971e60 r6:851d6780 r5:857d3c00 [ 1347.677522][ T32] r4:00000001 [ 1347.677637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.677752][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1347.677833][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.677903][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.677994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.678099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.678251][ T32] r4:84a412c0 [ 1347.688072][ T32] INFO: task kworker/1:1001:5972 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.688168][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.688924][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.689085][ T32] Call trace: [ 1347.689214][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.689430][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.689491][ T32] r4:00000000 [ 1347.689639][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.689733][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.689841][ T32] 5d20: c6118000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.689904][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.689954][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.690008][ T32] r5:800b0013 r4:80239bb0 [ 1347.690059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.690137][ T32] r4:82ac21e4 [ 1347.690193][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.690286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.690332][ T32] r4:e0585dc0 [ 1347.690370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.690449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.690521][ T32] r4:00000000 [ 1347.690591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.690740][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.690788][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.690936][ T32] r5:00001000 r4:dfbdd000 [ 1347.690982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.691066][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.691145][ T32] r5:84be838c r4:84be8000 [ 1347.691208][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.691302][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.691345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.691431][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.691474][ T32] r4:848ec200 [ 1347.691530][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.691620][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.691664][ T32] r4:00000001 [ 1347.691716][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.691846][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.691910][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.691966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.692024][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.692080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.692149][ T32] r4:849b9d40 [ 1347.692196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.692247][ T32] INFO: task kworker/1:1002:5974 blocked for more than 474 seconds. [ 1347.692304][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.692365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.692410][ T32] task:kworker/1:1002 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.692521][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.692618][ T32] Call trace: [ 1347.692691][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.692798][ T32] r10:8291a684 r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:857d4800 [ 1347.692848][ T32] r4:857d4800 [ 1347.692887][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.692980][ T32] r5:857d4800 r4:8291a680 [ 1347.693028][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.693103][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.693190][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1347.693234][ T32] r4:00000000 [ 1347.693274][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.693338][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.693403][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.693498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41500 [ 1347.693548][ T32] r4:00000000 [ 1347.693586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.693682][ T32] r9:83018205 r8:857d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1347.693735][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.693894][ T32] r5:00001000 r4:ec9a9000 [ 1347.693952][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.694047][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.694165][ T32] r5:857ecf8c r4:857ecc00 [ 1347.694237][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.694338][ T32] r7:ddde2d80 r6:83018200 r5:857ecf8c r4:851d6680 [ 1347.694385][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.694482][ T32] r10:61c88647 r9:857d4800 r8:851d66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.694555][ T32] r4:851d6680 [ 1347.694607][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.694709][ T32] r10:00000000 r9:851d6680 r8:80287e08 r7:ec999e60 r6:851d6800 r5:857d4800 [ 1347.694773][ T32] r4:00000001 [ 1347.694852][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.694935][ T32] Exception stack(0xec9a1fb0 to 0xec9a1ff8) [ 1347.694996][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.695070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.695131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.695197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.695249][ T32] r4:84a41440 [ 1347.695980][ T32] INFO: task kworker/1:1002:5974 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.696099][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.696241][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.696655][ T32] Call trace: [ 1347.696742][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.696855][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.696909][ T32] r4:00000000 [ 1347.696978][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.697107][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.697179][ T32] 5d20: c6118000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.697277][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.697337][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.697396][ T32] r5:800b0013 r4:80239bb0 [ 1347.697446][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.697579][ T32] r4:82ac21e4 [ 1347.697632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.697755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.697839][ T32] r4:e0585dc0 [ 1347.697897][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.698010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.698073][ T32] r4:00000000 [ 1347.698135][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.698280][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.728726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.728901][ T32] r5:00001000 r4:dfbdd000 [ 1347.728950][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.729046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.729158][ T32] r5:84be838c r4:84be8000 [ 1347.729206][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.729301][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.729347][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.729441][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.729490][ T32] r4:848ec200 [ 1347.729543][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.729635][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.729684][ T32] r4:00000001 [ 1347.729757][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.729837][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.729944][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.730055][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.730136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.730198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.730244][ T32] r4:849b9d40 [ 1347.730340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.730423][ T32] INFO: task kworker/1:1003:5976 blocked for more than 474 seconds. [ 1347.730482][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.730536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.730587][ T32] task:kworker/1:1003 state:D stack:0 pid:5976 tgid:5976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.730722][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.730833][ T32] Call trace: [ 1347.730992][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.731148][ T32] r10:8291a684 r9:ec9add84 r8:00000002 r7:60000113 r6:ec9add8c r5:857d5400 [ 1347.731221][ T32] r4:857d5400 [ 1347.731276][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.731384][ T32] r5:857d5400 r4:8291a680 [ 1347.731431][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.731509][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.731618][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9ade08 [ 1347.731692][ T32] r4:00000000 [ 1347.731808][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.731885][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.731968][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.732060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41740 [ 1347.732109][ T32] r4:00000000 [ 1347.732175][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.732276][ T32] r9:83018205 r8:857d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1347.732323][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.732405][ T32] r5:00001000 r4:ec9b7000 [ 1347.732446][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.732525][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.732611][ T32] r5:857ed38c r4:857ed000 [ 1347.732698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.732792][ T32] r7:ddde2d80 r6:83018200 r5:857ed38c r4:851d6880 [ 1347.732837][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.732975][ T32] r10:61c88647 r9:857d5400 r8:851d68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.733035][ T32] r4:851d6880 [ 1347.733078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.733167][ T32] r10:00000000 r9:851d6880 r8:80287e08 r7:ec9a1e60 r6:851d6700 r5:857d5400 [ 1347.733235][ T32] r4:00000001 [ 1347.733286][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.733362][ T32] Exception stack(0xec9adfb0 to 0xec9adff8) [ 1347.733436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.733512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.733569][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.733631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.733719][ T32] r4:84a41540 [ 1347.734440][ T32] INFO: task kworker/1:1003:5976 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.734519][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.734633][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.734726][ T32] Call trace: [ 1347.734854][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.735008][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.735086][ T32] r4:00000000 [ 1347.735164][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.735247][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.735305][ T32] 5d20: c65fa000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.735365][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.735445][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.735529][ T32] r5:800b0013 r4:80239bb0 [ 1347.735598][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.735705][ T32] r4:82ac21e4 [ 1347.735751][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.735843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.735895][ T32] r4:e0585dc0 [ 1347.735941][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.736032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.736084][ T32] r4:00000000 [ 1347.736154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.736247][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.736301][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.736390][ T32] r5:00001000 r4:dfbdd000 [ 1347.736433][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.736519][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.736631][ T32] r5:84be838c r4:84be8000 [ 1347.736677][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.736777][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.736849][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.736967][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.737034][ T32] r4:848ec200 [ 1347.737093][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.737197][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.737251][ T32] r4:00000001 [ 1347.737308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.737385][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.737464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.737532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.737592][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.737655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.737730][ T32] r4:849b9d40 [ 1347.737785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.737848][ T32] INFO: task kworker/1:1004:5982 blocked for more than 474 seconds. [ 1347.737914][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.737970][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.738070][ T32] task:kworker/1:1004 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.738298][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.769450][ T32] Call trace: [ 1347.769537][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.769677][ T32] r10:8291a684 r9:ec9b5d84 r8:00000002 r7:60000113 r6:ec9b5d8c r5:857d6000 [ 1347.769729][ T32] r4:857d6000 [ 1347.769778][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.769886][ T32] r5:857d6000 r4:8291a680 [ 1347.769943][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.770032][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.770119][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b5e08 [ 1347.770166][ T32] r4:00000000 [ 1347.770208][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.770277][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.770353][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.770433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a417c0 [ 1347.770495][ T32] r4:00000000 [ 1347.770560][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.770657][ T32] r9:83018205 r8:857d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1347.770705][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.770831][ T32] r5:00001000 r4:eae2f000 [ 1347.770895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.770978][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.771120][ T32] r5:857ed78c r4:857ed400 [ 1347.771171][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.771264][ T32] r7:ddde2d80 r6:83018200 r5:857ed78c r4:851d6900 [ 1347.771345][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.771452][ T32] r10:61c88647 r9:857d6000 r8:851d692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.771499][ T32] r4:851d6900 [ 1347.771540][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.771656][ T32] r10:00000000 r9:851d6900 r8:80287e08 r7:ec9ade60 r6:851d6a00 r5:857d6000 [ 1347.771715][ T32] r4:00000001 [ 1347.771760][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.771853][ T32] Exception stack(0xec9b5fb0 to 0xec9b5ff8) [ 1347.771918][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.772007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.772076][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.772150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.772200][ T32] r4:84a41a00 [ 1347.772931][ T32] INFO: task kworker/1:1004:5982 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.772999][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.773208][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.773356][ T32] Call trace: [ 1347.773444][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.773547][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.773623][ T32] r4:00000000 [ 1347.773673][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.773778][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.773895][ T32] 5d20: c6978000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.773964][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.774025][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.774079][ T32] r5:800b0013 r4:80239bb0 [ 1347.774146][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.774241][ T32] r4:82ac21e4 [ 1347.774292][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.774371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.774415][ T32] r4:e0585dc0 [ 1347.774459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.774541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.774681][ T32] r4:00000000 [ 1347.774807][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.774926][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.775012][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.775121][ T32] r5:00001000 r4:dfbdd000 [ 1347.775200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.775284][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.775368][ T32] r5:84be838c r4:84be8000 [ 1347.775412][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.775521][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.775690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.775814][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.775874][ T32] r4:848ec200 [ 1347.775916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.776014][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.776065][ T32] r4:00000001 [ 1347.776108][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.776183][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.776273][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.776332][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.776392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.776481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.776532][ T32] r4:849b9d40 [ 1347.776621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.776683][ T32] INFO: task kworker/1:1005:5984 blocked for more than 474 seconds. [ 1347.776748][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.776830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.776911][ T32] task:kworker/1:1005 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.777071][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.777244][ T32] Call trace: [ 1347.777325][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.777419][ T32] r10:8291a684 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:857d6c00 [ 1347.777467][ T32] r4:857d6c00 [ 1347.777515][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.777602][ T32] r5:857d6c00 r4:8291a680 [ 1347.777644][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.777755][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.777846][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1347.777895][ T32] r4:00000000 [ 1347.777937][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.778084][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.778161][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.802074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a418c0 [ 1347.802192][ T32] r4:00000000 [ 1347.802223][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.802294][ T32] r9:83018205 r8:857d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1347.802345][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.802397][ T32] r5:00001000 r4:eb2a5000 [ 1347.802420][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.802461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.802505][ T32] r5:857edb8c r4:857ed800 [ 1347.802525][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.802571][ T32] r7:ddde2d80 r6:83018200 r5:857edb8c r4:851d6a80 [ 1347.802593][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.802742][ T32] r10:61c88647 r9:857d6c00 r8:851d6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.802802][ T32] r4:851d6a80 [ 1347.802862][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.802919][ T32] r10:00000000 r9:851d6a80 r8:80287e08 r7:ec9b5e60 r6:851d6980 r5:857d6c00 [ 1347.802944][ T32] r4:00000001 [ 1347.802964][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.803041][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 1347.803187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.803247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.803304][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.803338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.803362][ T32] r4:84a41a00 [ 1347.803800][ T32] INFO: task kworker/1:1005:5984 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.803837][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.803921][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.803992][ T32] Call trace: [ 1347.804054][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.804132][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.804159][ T32] r4:00000000 [ 1347.804179][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.804247][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.804280][ T32] 5d20: c6af6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.804311][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.804335][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.804358][ T32] r5:800b0013 r4:80239bb0 [ 1347.804377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.804446][ T32] r4:82ac21e4 [ 1347.804498][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.804545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.804604][ T32] r4:e0585dc0 [ 1347.804655][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.804734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.804799][ T32] r4:00000000 [ 1347.804822][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.804897][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.804922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.805035][ T32] r5:00001000 r4:dfbdd000 [ 1347.805089][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.805133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.805175][ T32] r5:84be838c r4:84be8000 [ 1347.805195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1347.805359][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1347.805670][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.805951][ T32] task:kworker/1:1006 state:D stack:0 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.806037][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.806131][ T32] Call trace: [ 1347.806199][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.806273][ T32] r10:8291a684 r9:ec82dd84 r8:00000002 r7:60000113 r6:ec82dd8c r5:857d2400 [ 1347.806330][ T32] r4:857d2400 [ 1347.806366][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.806440][ T32] r5:857d2400 r4:8291a680 [ 1347.806489][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.806566][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.806614][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec82de08 [ 1347.806638][ T32] r4:00000000 [ 1347.806657][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.806692][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.806726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.806796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41900 [ 1347.806863][ T32] r4:00000000 [ 1347.806889][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.806936][ T32] r9:83018205 r8:857d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1347.806959][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.807007][ T32] r5:00001000 r4:eb4c7000 [ 1347.807058][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.807102][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.807144][ T32] r5:8571638c r4:85716000 [ 1347.807164][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.807208][ T32] r7:ddde2d80 r6:83018200 r5:8571638c r4:851d6b00 [ 1347.807281][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.807331][ T32] r10:61c88647 r9:857d2400 r8:851d6b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.807356][ T32] r4:851d6b00 [ 1347.807413][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.807462][ T32] r10:00000000 r9:851d6b00 r8:80287e08 r7:ec761e60 r6:851d6b80 r5:857d2400 [ 1347.807484][ T32] r4:00000001 [ 1347.807528][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.807608][ T32] Exception stack(0xec82dfb0 to 0xec82dff8) [ 1347.807665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.807723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.807758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.807788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.807812][ T32] r4:84a41a00 [ 1347.808181][ T32] INFO: task kworker/1:1006:5985 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.823552][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.823759][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.823852][ T32] Call trace: [ 1347.823891][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.823976][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.824010][ T32] r4:00000000 [ 1347.824063][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.824108][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.824139][ T32] 5d20: c6c20000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.824168][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.824271][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.824299][ T32] r5:800b0013 r4:80239bb0 [ 1347.824337][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.824412][ T32] r4:82ac21e4 [ 1347.824441][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.824514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.824541][ T32] r4:e0585dc0 [ 1347.824562][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.824634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.824675][ T32] r4:00000000 [ 1347.824698][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.824804][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.824831][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.824979][ T32] r5:00001000 r4:dfbdd000 [ 1347.825023][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.825067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.825113][ T32] r5:84be838c r4:84be8000 [ 1347.825133][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.825209][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.825234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.825307][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.825361][ T32] r4:848ec200 [ 1347.825384][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.825434][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 2 printk messages dropped ** [ 1347.825515][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1347.825714][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1347.826052][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.826358][ T32] r5:856e4800 r4:8291a680 ** 5 printk messages dropped ** [ 1347.826763][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.827251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1347.827363][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.827806][ T32] r4:00000001 [ 1347.827825][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.827890][ T32] Exception stack(0xec841fb0 to 0xec841ff8) [ 1347.827921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.827970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.828007][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.828077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.828129][ T32] r4:84a41a00 [ 1347.842296][ T32] INFO: task kworker/1:1007:5986 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.842509][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.842756][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.842857][ T32] Call trace: [ 1347.842898][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.842956][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.843068][ T32] r4:00000000 [ 1347.843095][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.843138][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.843167][ T32] 5d20: c6fdf000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.843197][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.843222][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.843245][ T32] r5:800b0013 r4:80239bb0 [ 1347.843266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.843365][ T32] r4:82ac21e4 [ 1347.843414][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.843488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.843533][ T32] r4:e0585dc0 [ 1347.843583][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.843662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.843719][ T32] r4:00000000 [ 1347.843765][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.843816][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.843840][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.843884][ T32] r5:00001000 r4:dfbdd000 [ 1347.843906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.843945][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1347.844219][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1347.844552][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.844912][ T32] task:kworker/1:1008 state:D stack:0 pid:5987 tgid:5987 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.845500][ T32] r5:84868000 r4:8291a680 [ 1347.845546][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.845621][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.845732][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 [ 1347.845762][ T32] r4:00000000 [ 1347.845836][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.845883][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.845930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.845998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a41ac0 [ 1347.846029][ T32] r4:00000000 [ 1347.846050][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.846095][ T32] r9:83018205 r8:84868000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1347.846129][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.846174][ T32] r5:00001000 r4:eb6ef000 [ 1347.846249][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.846318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.846368][ T32] r5:857edf8c r4:857edc00 [ 1347.846389][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.846447][ T32] r7:ddde2d80 r6:83018200 r5:857edf8c r4:851d6d00 [ 1347.846479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.846579][ T32] r10:61c88647 r9:84868000 r8:851d6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.846632][ T32] r4:851d6d00 [ 1347.846655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.846700][ T32] r10:00000000 r9:851d6d00 r8:80287e08 r7:ec841e60 r6:851d6d80 r5:84868000 [ 1347.846722][ T32] r4:00000001 [ 1347.846741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.846775][ T32] Exception stack(0xec861fb0 to 0xec861ff8) [ 1347.846800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.846873][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.846906][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.846934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.846958][ T32] r4:84a41a00 [ 1347.847243][ T32] INFO: task kworker/1:1008:5987 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.847280][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.847401][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.847526][ T32] Call trace: [ 1347.847561][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.847639][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.847667][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.847729][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1347.848143][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1347.871266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1347.871894][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1347.872246][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.872797][ T32] task:kworker/1:1009 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.872928][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.872976][ T32] Call trace: [ 1347.873037][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.873112][ T32] r10:8291a684 r9:ec9c1d84 r8:00000002 r7:60000113 r6:ec9c1d8c r5:84868c00 [ 1347.873139][ T32] r4:84868c00 [ 1347.873160][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.873202][ T32] r5:84868c00 r4:8291a680 [ 1347.873237][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.873280][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.873346][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 [ 1347.873372][ T32] r4:00000000 [ 1347.873391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.873426][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.873462][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.873503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9040 [ 1347.873546][ T32] r4:00000000 [ 1347.873586][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.873715][ T32] r9:83018205 r8:84868c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1347.873804][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.873882][ T32] r5:00001000 r4:ec5f1000 [ 1347.873908][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.873951][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.873993][ T32] r5:85717f8c r4:85717c00 [ 1347.874021][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.874102][ T32] r7:ddde2d80 r6:83018200 r5:85717f8c r4:851d6e00 [ 1347.874129][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.874178][ T32] r10:61c88647 r9:84868c00 r8:851d6e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.874216][ T32] r4:851d6e00 [ 1347.874261][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.874325][ T32] r10:00000000 r9:851d6e00 r8:80287e08 r7:ec841e60 r6:851d6e80 r5:84868c00 [ 1347.874354][ T32] r4:00000001 [ 1347.874374][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.874411][ T32] Exception stack(0xec9c1fb0 to 0xec9c1ff8) [ 1347.874438][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.874466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.874492][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.874520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.874541][ T32] r4:84a41a00 [ 1347.875054][ T32] INFO: task kworker/1:1009:5989 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.875096][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.875215][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.875281][ T32] Call trace: [ 1347.875367][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.875422][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.875450][ T32] r4:00000000 [ 1347.875493][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.875538][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.875576][ T32] 5d20: c746f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.875621][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.875674][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.875724][ T32] r5:800b0013 r4:80239bb0 [ 1347.875749][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.875802][ T32] r4:82ac21e4 [ 1347.875824][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.875887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.875915][ T32] r4:e0585dc0 ** 2 printk messages dropped ** [ 1347.876046][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.876321][ T32] r5:84be838c r4:84be8000 ** 7 printk messages dropped ** [ 1347.876680][ T32] r4:00000001 [ 1347.876725][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.876767][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.876805][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.876836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.876863][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.876891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.876933][ T32] r4:849b9d40 [ 1347.876957][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.876983][ T32] INFO: task kworker/0:414:5992 blocked for more than 474 seconds. [ 1347.877018][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.877066][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.877091][ T32] task:kworker/0:414 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.877146][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.877201][ T32] Call trace: [ 1347.877273][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.877343][ T32] r10:8291a684 r9:ec9c5d84 r8:00000002 r7:60000013 r6:ec9c5d8c r5:84869800 [ 1347.877370][ T32] r4:84869800 [ 1347.877391][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.877435][ T32] r5:84869800 r4:8291a680 [ 1347.877454][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.877514][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.877562][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c5e08 [ 1347.877585][ T32] r4:00000000 [ 1347.877626][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.877686][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.877730][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.877915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1347.878083][ T32] r5:847b378c r4:847b3400 ** 3 printk messages dropped ** [ 1347.892445][ T32] r10:61c88647 r9:84869800 r8:8443ae2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.892730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1347.892823][ T32] r4:85329680 [ 1347.893263][ T32] INFO: task kworker/0:414:5992 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.893304][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.893373][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.893423][ T32] Call trace: [ 1347.893498][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.893555][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.893630][ T32] r4:00000000 [ 1347.893685][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.893736][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.893808][ T32] 5d20: c751d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.893854][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.893882][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.893906][ T32] r5:800b0013 r4:80239bb0 [ 1347.893950][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.893997][ T32] r4:82ac21e4 [ 1347.894023][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.894065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.894088][ T32] r4:e0585dc0 [ 1347.894107][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.894187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.894216][ T32] r4:00000000 [ 1347.894236][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.894304][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.894351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.894398][ T32] r5:00001000 r4:dfbdd000 [ 1347.894430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.894473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.894536][ T32] r5:84be838c r4:84be8000 [ 1347.894560][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.894619][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.894643][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.894689][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.894734][ T32] r4:848ec200 [ 1347.894783][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1347.894932][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1347.895058][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.895248][ T32] INFO: task kworker/0:415:5993 blocked for more than 474 seconds. ** 4 printk messages dropped ** [ 1347.895499][ T32] Call trace: ** 2 printk messages dropped ** [ 1347.895597][ T32] r4:8486a400 ** 5 printk messages dropped ** [ 1347.895820][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.895940][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1347.896136][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1347.896454][ T32] r7:dddced80 r6:83018000 r5:8571778c r4:850ea000 [ 1347.896499][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.896551][ T32] r10:61c88647 r9:8486a400 r8:850ea02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.896572][ T32] r4:850ea000 ** 2 printk messages dropped ** [ 1347.896678][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.896869][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.897310][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1347.897521][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.897578][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1347.897785][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1347.897911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.897943][ T32] r4:e0585dc0 [ 1347.897966][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.898039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.898072][ T32] r4:00000000 [ 1347.898113][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.898161][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.898234][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.915093][ T32] r5:00001000 r4:dfbdd000 [ 1347.915153][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.915218][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.915262][ T32] r5:84be838c r4:84be8000 [ 1347.915283][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.915417][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.915448][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.915561][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.915598][ T32] r4:848ec200 [ 1347.915633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.915717][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.915743][ T32] r4:00000001 [ 1347.915769][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.915808][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.915838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.915866][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.915891][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.915942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.915969][ T32] r4:849b9d40 [ 1347.916006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.916081][ T32] INFO: task kworker/0:416:5996 blocked for more than 474 seconds. [ 1347.916117][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.916163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.916205][ T32] task:kworker/0:416 state:D stack:0 pid:5996 tgid:5996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.916308][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.916399][ T32] Call trace: [ 1347.916455][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.916510][ T32] r10:8291a684 r9:ec829d84 r8:00000002 r7:60000013 r6:ec829d8c r5:8486b000 [ 1347.916533][ T32] r4:8486b000 [ 1347.916554][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1347.916630][ T32] r5:8486b000 r4:8291a680 [ 1347.916683][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.916748][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.916794][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 [ 1347.916816][ T32] r4:00000000 [ 1347.916836][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1347.916892][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1347.916984][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.917057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a06c0 [ 1347.917082][ T32] r4:00000000 [ 1347.917125][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.917217][ T32] r9:83018005 r8:8486b000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1347.917242][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.917306][ T32] r5:00001000 r4:ec5dd000 [ 1347.917330][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.917461][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.917530][ T32] r5:85717b8c r4:85717800 [ 1347.917574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.917643][ T32] r7:dddced80 r6:83018000 r5:85717b8c r4:850ea080 [ 1347.917667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.917716][ T32] r10:61c88647 r9:8486b000 r8:850ea0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.917783][ T32] r4:850ea080 [ 1347.917807][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.917853][ T32] r10:00000000 r9:850ea080 r8:80287e08 r7:ec9c5e60 r6:849c3080 r5:8486b000 [ 1347.917875][ T32] r4:00000001 [ 1347.917937][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.917976][ T32] Exception stack(0xec829fb0 to 0xec829ff8) [ 1347.918031][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.927749][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.941044][ T32] r4:82ac21e4 ** 7 printk messages dropped ** [ 1347.941448][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1347.941880][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1347.942239][ T32] r4:849b9d40 ** 6 printk messages dropped ** [ 1347.942635][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.943092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9cde08 ** 6 printk messages dropped ** [ 1347.943376][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.943422][ T32] r9:83018205 r8:8486bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1347.943443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.943527][ T32] r5:00001000 r4:ec705000 [ 1347.943555][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.943663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.943749][ T32] r5:857ee78c r4:857ee400 [ 1347.943842][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.943920][ T32] r7:ddde2d80 r6:83018200 r5:857ee78c r4:849c3180 [ 1347.943966][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.944047][ T32] r10:61c88647 r9:8486bc00 r8:849c31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.944073][ T32] r4:849c3180 [ 1347.944139][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.944210][ T32] r10:00000000 r9:849c3180 r8:80287e08 r7:ec9c1e60 r6:849c3000 r5:8486bc00 [ 1347.944235][ T32] r4:00000001 [ 1347.944255][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.944334][ T32] Exception stack(0xec9cdfb0 to 0xec9cdff8) [ 1347.944365][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.944393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.944443][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.944475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.944497][ T32] r4:850d9080 [ 1347.944904][ T32] INFO: task kworker/1:1010:5999 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1347.944964][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.945073][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.945119][ T32] Call trace: [ 1347.945175][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1347.945226][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1347.945249][ T32] r4:00000000 [ 1347.945268][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.945321][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1347.945354][ T32] 5d20: c8179000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1347.945383][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1347.945496][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1347.945525][ T32] r5:800b0013 r4:80239bb0 [ 1347.945570][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.945615][ T32] r4:82ac21e4 [ 1347.945678][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.945725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.945748][ T32] r4:e0585dc0 [ 1347.945801][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.945935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.945962][ T32] r4:00000000 [ 1347.946007][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.946058][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.946080][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.946143][ T32] r5:00001000 r4:dfbdd000 [ 1347.946211][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.946264][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.946331][ T32] r5:84be838c r4:84be8000 [ 1347.946354][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.946425][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.946495][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.946570][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.946618][ T32] r4:848ec200 [ 1347.946641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.946729][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.946774][ T32] r4:00000001 [ 1347.946796][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.946875][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1347.946981][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1347.947742][ T32] r5:8486c800 r4:8291a680 ** 11 printk messages dropped ** [ 1347.960654][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1347.960982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.961152][ T32] r10:00000000 r9:850ea100 r8:80287e08 r7:ec9c5e60 r6:849c3100 r5:8486c800 ** 18 printk messages dropped ** [ 1347.962331][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 2 printk messages dropped ** [ 1347.962398][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.962483][ T32] r4:82ac21e4 [ 1347.962509][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.962616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1347.962643][ T32] r4:e0585dc0 [ 1347.962684][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1347.962729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1347.962752][ T32] r4:00000000 [ 1347.962772][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1347.962908][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1347.962936][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1347.963019][ T32] r5:00001000 r4:dfbdd000 [ 1347.963043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1347.963127][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.963175][ T32] r5:84be838c r4:84be8000 [ 1347.963195][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.963241][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1347.963262][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.963328][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.963354][ T32] r4:848ec200 [ 1347.963394][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.963443][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1347.963507][ T32] r4:00000001 [ 1347.963529][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.963586][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1347.963681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.963723][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.963762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.963821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.963856][ T32] r4:849b9d40 [ 1347.963878][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.963935][ T32] INFO: task kworker/1:1011:6003 blocked for more than 474 seconds. [ 1347.963973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1347.963998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.964029][ T32] task:kworker/1:1011 state:D stack:0 pid:6003 tgid:6003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.964088][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.964130][ T32] Call trace: [ 1347.964222][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1347.964273][ T32] r10:8291a684 r9:ec9d1d84 r8:00000002 r7:60000113 r6:ec9d1d8c r5:8486d400 [ 1347.964327][ T32] r4:8486d400 ** 1 printk messages dropped ** [ 1347.964393][ T32] r5:8486d400 r4:8291a680 ** 5 printk messages dropped ** [ 1347.964682][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1347.965129][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.965195][ T32] r7:ddde2d80 r6:83018200 r5:857eeb8c r4:849c3200 ** 1 printk messages dropped ** [ 1347.965289][ T32] r10:61c88647 r9:8486d400 r8:849c322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1347.965621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.966257][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1347.966744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 6 printk messages dropped ** [ 1347.967285][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.967729][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1347.968010][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.985994][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.986476][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.986953][ T32] r9:83018205 r8:8486e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 5 printk messages dropped ** [ 1347.987292][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1347.987343][ T32] r7:ddde2d80 r6:83018200 r5:857ef38c r4:849c3380 [ 1347.987364][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1347.987411][ T32] r10:61c88647 r9:8486e000 r8:849c33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1347.987433][ T32] r4:849c3380 [ 1347.987452][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1347.987497][ T32] r10:00000000 r9:849c3380 r8:80287e08 r7:ec9d1e60 r6:849c3280 r5:8486e000 [ 1347.987518][ T32] r4:00000001 [ 1347.987560][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.987602][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1347.987651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.987704][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.987756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.987811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1347.987861][ T32] r4:850d9300 [ 1348.000649][ T32] INFO: task kworker/1:1012:6005 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.000731][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.000844][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.000907][ T32] Call trace: [ 1348.001008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.001068][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.001092][ T32] r4:00000000 [ 1348.001113][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.001154][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.001183][ T32] 5d20: c896d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.001244][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.001274][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.001298][ T32] r5:800b0013 r4:80239bb0 [ 1348.001328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.001414][ T32] r4:82ac21e4 [ 1348.001496][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.001542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.001565][ T32] r4:e0585dc0 [ 1348.001586][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.001627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.001648][ T32] r4:00000000 [ 1348.001667][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.001712][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 5 printk messages dropped ** [ 1348.001986][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.002494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.003122][ T32] r10:8291a684 r9:ec9e1d84 r8:00000002 r7:60000113 r6:ec9e1d8c r5:8486ec00 ** 6 printk messages dropped ** [ 1348.003481][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.003592][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1348.003888][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.004141][ T32] r10:61c88647 r9:8486ec00 r8:849c342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1348.004253][ T32] r10:00000000 r9:849c3400 r8:80287e08 r7:ec9d9e60 r6:849c3480 r5:8486ec00 [ 1348.004298][ T32] r4:00000001 [ 1348.004320][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.004356][ T32] Exception stack(0xec9e1fb0 to 0xec9e1ff8) [ 1348.004382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.004431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.004461][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.004489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.004533][ T32] r4:850d9300 [ 1348.004960][ T32] INFO: task kworker/1:1013:6006 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.004997][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.005082][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.005153][ T32] Call trace: [ 1348.005195][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.005267][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.005293][ T32] r4:00000000 [ 1348.005375][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.005418][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.005471][ T32] 5d20: c896d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.005504][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.005529][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.005551][ T32] r5:800b0013 r4:80239bb0 [ 1348.005571][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.005648][ T32] r4:82ac21e4 [ 1348.005695][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.005740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.005784][ T32] r4:e0585dc0 [ 1348.005807][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.005849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.005892][ T32] r4:00000000 [ 1348.005934][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.006031][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.006057][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.006099][ T32] r5:00001000 r4:dfbdd000 ** 1 printk messages dropped ** [ 1348.006190][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1348.006993][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.007244][ T32] task:kworker/0:418 state:D stack:0 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.007797][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.007995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5d00 ** 8 printk messages dropped ** [ 1348.024645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.024693][ T32] r7:dddced80 r6:83018000 r5:85870b8c r4:850ea180 ** 2 printk messages dropped ** [ 1348.024827][ T32] r4:850ea180 ** 4 printk messages dropped ** [ 1348.025052][ T32] Exception stack(0xec9e9fb0 to 0xec9e9ff8) ** 5 printk messages dropped ** [ 1348.025593][ T32] INFO: task kworker/0:418:6008 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 8 printk messages dropped ** [ 1348.026252][ T32] 5d20: c8b79000 edb7b000 00000001 80239b98 7f067000 00000001 ** 7 printk messages dropped ** [ 1348.026501][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1348.026839][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1348.027176][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1348.027261][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.027565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1348.028135][ T32] r4:85798c00 ** 4 printk messages dropped ** [ 1348.040627][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 ** 9 printk messages dropped ** [ 1348.041075][ T32] r5:00001000 r4:ec863000 ** 3 printk messages dropped ** [ 1348.041229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.041275][ T32] r7:ddde2d80 r6:83018200 r5:857eff8c r4:849c3680 [ 1348.041296][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.041342][ T32] r10:61c88647 r9:85798c00 r8:849c36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.041385][ T32] r4:849c3680 [ 1348.041409][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.041476][ T32] r10:00000000 r9:849c3680 r8:80287e08 r7:ec9d9e60 r6:849c3580 r5:85798c00 [ 1348.041502][ T32] r4:00000001 [ 1348.041541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.041582][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) [ 1348.041620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.041684][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.041714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.041743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.041799][ T32] r4:850d9640 [ 1348.042221][ T32] INFO: task kworker/1:1014:6010 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.042259][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.042416][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.042485][ T32] Call trace: [ 1348.042519][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.042570][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.042592][ T32] r4:00000000 [ 1348.042612][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.042673][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.042704][ T32] 5d20: c8ff0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.042733][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.042786][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.042836][ T32] r5:800b0013 r4:80239bb0 [ 1348.042922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.042969][ T32] r4:82ac21e4 [ 1348.043008][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.043076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.043102][ T32] r4:e0585dc0 [ 1348.043122][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.043186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.043211][ T32] r4:00000000 [ 1348.043231][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.043276][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.043297][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.043338][ T32] r5:00001000 r4:dfbdd000 [ 1348.043357][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.043395][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.043507][ T32] r5:84be838c r4:84be8000 [ 1348.043553][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.043728][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.043762][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.043892][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.043919][ T32] r4:848ec200 [ 1348.043939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.044028][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.044055][ T32] r4:00000001 [ 1348.044074][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.044110][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.044134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.044201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.044233][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.044270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.044296][ T32] r4:849b9d40 [ 1348.044316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.044343][ T32] INFO: task kworker/0:419:6012 blocked for more than 474 seconds. [ 1348.044375][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.044399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.044419][ T32] task:kworker/0:419 state:D stack:0 pid:6012 tgid:6012 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1348.044802][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1348.045349][ T32] r5:00001000 r4:ec767000 ** 2 printk messages dropped ** [ 1348.045453][ T32] r5:8499a38c r4:8499a000 [ 1348.045473][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.045669][ T32] r10:00000000 r9:850ea300 r8:80287e08 r7:ec9e9e60 r6:849c3600 r5:85799800 ** 7 printk messages dropped ** [ 1348.046019][ T32] r4:849c57c0 ** 5 printk messages dropped ** [ 1348.046714][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1348.047115][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.047330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 14 printk messages dropped ** [ 1348.047977][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 13 printk messages dropped ** [ 1348.070424][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.070805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1348.071304][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.071366][ T32] r5:8587038c r4:85870000 ** 2 printk messages dropped ** [ 1348.071460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.071507][ T32] r10:61c88647 r9:8579a400 r8:850ea42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.071528][ T32] r4:850ea400 [ 1348.071547][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.071592][ T32] r10:00000000 r9:850ea400 r8:80287e08 r7:ec9e9e60 r6:849c3700 r5:8579a400 [ 1348.071614][ T32] r4:00000001 [ 1348.071654][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.071696][ T32] Exception stack(0xec9f1fb0 to 0xec9f1ff8) [ 1348.071724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.071752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.071799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.071839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.071873][ T32] r4:849c5a40 [ 1348.072277][ T32] INFO: task kworker/0:420:6013 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.072313][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.072368][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.072438][ T32] Call trace: [ 1348.072494][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.072549][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.072572][ T32] r4:00000000 [ 1348.072592][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.072631][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.072686][ T32] 5d20: c95bb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.072718][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.072743][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.072768][ T32] r5:800b0013 r4:80239bb0 [ 1348.072788][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.072839][ T32] r4:82ac21e4 [ 1348.072862][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.072904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.072958][ T32] r4:e0585dc0 [ 1348.073016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.073062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.073107][ T32] r4:00000000 [ 1348.073136][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.073181][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.073202][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.073243][ T32] r5:00001000 r4:dfbdd000 [ 1348.073284][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.073349][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.073456][ T32] r5:84be838c r4:84be8000 [ 1348.073480][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.073551][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.073631][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.073686][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.073709][ T32] r4:848ec200 [ 1348.073749][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.073850][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.073926][ T32] r4:00000001 [ 1348.073951][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.073988][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.074019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.074069][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.074100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.074155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.074182][ T32] r4:849b9d40 [ 1348.074202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.074246][ T32] INFO: task kworker/0:421:6015 blocked for more than 474 seconds. [ 1348.074277][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.074300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.074320][ T32] task:kworker/0:421 state:D stack:0 pid:6015 tgid:6015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.074363][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.074434][ T32] Call trace: [ 1348.074577][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.074630][ T32] r10:8291a684 r9:ec9f9d84 r8:00000002 r7:60000013 r6:ec9f9d8c r5:8579bc00 [ 1348.074689][ T32] r4:8579bc00 [ 1348.074726][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.074788][ T32] r5:8579bc00 r4:8291a680 [ 1348.074826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.074946][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.075029][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 [ 1348.075056][ T32] r4:00000000 [ 1348.075099][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.075136][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.075171][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.075233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5a80 [ 1348.075258][ T32] r4:00000000 [ 1348.075310][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.075359][ T32] r9:83018005 r8:8579bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1348.075390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.075453][ T32] r5:00001000 r4:ec7b5000 [ 1348.075498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.075555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.075643][ T32] r5:8587078c r4:85870400 [ 1348.075667][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.075723][ T32] r7:dddced80 r6:83018000 r5:8587078c r4:850ea480 [ 1348.075748][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.075795][ T32] r10:61c88647 r9:8579bc00 r8:850ea4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.075868][ T32] r4:850ea480 [ 1348.075890][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.075936][ T32] r10:00000000 r9:850ea480 r8:80287e08 r7:ec9e9e60 r6:849c3780 r5:8579bc00 [ 1348.075978][ T32] r4:00000001 [ 1348.076004][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.076043][ T32] Exception stack(0xec9f9fb0 to 0xec9f9ff8) [ 1348.076079][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.076132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.076184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.076215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.076237][ T32] r4:849c59c0 [ 1348.076489][ T32] INFO: task kworker/0:421:6015 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.076526][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.076580][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.076644][ T32] Call trace: [ 1348.076672][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.076723][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.076784][ T32] r4:00000000 [ 1348.076807][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.076891][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.076928][ T32] 5d20: c95bb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.076978][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.077026][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.077054][ T32] r5:800b0013 r4:80239bb0 [ 1348.077074][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.077170][ T32] r4:82ac21e4 [ 1348.077194][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.077237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.077258][ T32] r4:e0585dc0 [ 1348.077300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.077409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.077467][ T32] r4:00000000 [ 1348.077491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.077535][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.077593][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.077638][ T32] r5:00001000 r4:dfbdd000 [ 1348.077679][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.077743][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.077812][ T32] r5:84be838c r4:84be8000 [ 1348.077840][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.077886][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.077908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.077953][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.077975][ T32] r4:848ec200 [ 1348.078008][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.078079][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.078104][ T32] r4:00000001 [ 1348.078123][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.078204][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.100850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.100896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1348.100973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 5 printk messages dropped ** [ 1348.101195][ T32] task:kworker/1:1015 state:D stack:0 pid:6018 tgid:6018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1348.101461][ T32] r10:8291a684 r9:ec9ddd84 r8:00000002 r7:60000113 r6:ec9ddd8c r5:8579c800 ** 2 printk messages dropped ** [ 1348.101589][ T32] r5:8579c800 r4:8291a680 [ 1348.101611][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.101651][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.101714][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9dde08 [ 1348.101764][ T32] r4:00000000 [ 1348.101809][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.101847][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.101905][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.101950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d9dc0 [ 1348.101994][ T32] r4:00000000 [ 1348.102038][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.102088][ T32] r9:83018205 r8:8579c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1348.102110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.102151][ T32] r5:00001000 r4:ec7d3000 [ 1348.102193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.102236][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.102343][ T32] r5:857ef78c r4:857ef400 [ 1348.102367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.102435][ T32] r7:ddde2d80 r6:83018200 r5:857ef78c r4:849c3800 [ 1348.102460][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.102507][ T32] r10:61c88647 r9:8579c800 r8:849c382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.102550][ T32] r4:849c3800 [ 1348.102573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.102619][ T32] r10:00000000 r9:849c3800 r8:80287e08 r7:ec9e5e60 r6:849c3980 r5:8579c800 [ 1348.102640][ T32] r4:00000001 [ 1348.102659][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.102716][ T32] Exception stack(0xec9ddfb0 to 0xec9ddff8) [ 1348.102745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.102773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.102845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.102879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.102902][ T32] r4:850d9bc0 [ 1348.103280][ T32] INFO: task kworker/1:1015:6018 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.103361][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.103525][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.103625][ T32] Call trace: [ 1348.103723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.103776][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.103799][ T32] r4:00000000 [ 1348.103818][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.103856][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.103904][ T32] 5d20: c9a86000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.103958][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.103986][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.104024][ T32] r5:800b0013 r4:80239bb0 [ 1348.104048][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.104089][ T32] r4:82ac21e4 [ 1348.104137][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.104182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.104226][ T32] r4:e0585dc0 [ 1348.104257][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.104324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.104385][ T32] r4:00000000 [ 1348.104409][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.104456][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.104498][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.104543][ T32] r5:00001000 r4:dfbdd000 [ 1348.104563][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.104601][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.104641][ T32] r5:84be838c r4:84be8000 [ 1348.104661][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.104715][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.104740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.104813][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.104861][ T32] r4:848ec200 [ 1348.104884][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.104952][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.105027][ T32] r4:00000001 [ 1348.105072][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.105132][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.105160][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.105198][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.105227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.105255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.105276][ T32] r4:849b9d40 [ 1348.105316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.105364][ T32] INFO: task kworker/1:1016:6021 blocked for more than 474 seconds. [ 1348.105394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.105417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.105456][ T32] task:kworker/1:1016 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.105526][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.105578][ T32] Call trace: [ 1348.105612][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.105681][ T32] r10:8291a684 r9:ec9f5d84 r8:00000002 r7:60000113 r6:ec9f5d8c r5:8579d400 [ 1348.105708][ T32] r4:8579d400 [ 1348.105748][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.105794][ T32] r5:8579d400 r4:8291a680 [ 1348.105813][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.105911][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.105956][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 [ 1348.105979][ T32] r4:00000000 [ 1348.106005][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.106052][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.106089][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.106140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d7680 [ 1348.106182][ T32] r4:00000000 [ 1348.106205][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.106249][ T32] r9:83018205 r8:8579d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1348.106270][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.106321][ T32] r5:00001000 r4:ec84d000 [ 1348.106345][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.106384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.106424][ T32] r5:857efb8c r4:857ef800 [ 1348.106464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.106513][ T32] r7:ddde2d80 r6:83018200 r5:857efb8c r4:849c3880 [ 1348.106577][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.106649][ T32] r10:61c88647 r9:8579d400 r8:849c38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.106695][ T32] r4:849c3880 [ 1348.106723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.106804][ T32] r10:00000000 r9:849c3880 r8:80287e08 r7:ec9e5e60 r6:849c3a80 r5:8579d400 [ 1348.106848][ T32] r4:00000001 [ 1348.106882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.106921][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) [ 1348.106947][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.106974][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.107027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.107082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.107107][ T32] r4:850d9d80 [ 1348.107324][ T32] INFO: task kworker/1:1016:6021 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.107378][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.107467][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.107537][ T32] Call trace: [ 1348.107597][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.107651][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.107675][ T32] r4:00000000 [ 1348.107695][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.107733][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.107761][ T32] 5d20: c9a86000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.107789][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.107813][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.107835][ T32] r5:800b0013 r4:80239bb0 [ 1348.107865][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.107937][ T32] r4:82ac21e4 [ 1348.107960][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.108008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.108062][ T32] r4:e0585dc0 [ 1348.108085][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.108149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.108175][ T32] r4:00000000 [ 1348.108232][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.122347][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.122390][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.122453][ T32] r5:00001000 r4:dfbdd000 [ 1348.122499][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.122571][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.122618][ T32] r5:84be838c r4:84be8000 [ 1348.122649][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.122699][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.122746][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.122835][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.122863][ T32] r4:848ec200 [ 1348.122885][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.122932][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.122954][ T32] r4:00000001 [ 1348.122973][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.123027][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.123068][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.123123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.123154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.123184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.123227][ T32] r4:849b9d40 [ 1348.123254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.123302][ T32] INFO: task kworker/0:422:6022 blocked for more than 474 seconds. [ 1348.123367][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.123394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.123491][ T32] task:kworker/0:422 state:D stack:0 pid:6022 tgid:6022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.123595][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.123663][ T32] Call trace: [ 1348.123724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.123836][ T32] r10:8291a684 r9:eca01d84 r8:00000002 r7:60000013 r6:eca01d8c r5:8579e000 [ 1348.123915][ T32] r4:8579e000 [ 1348.123940][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.123986][ T32] r5:8579e000 r4:8291a680 [ 1348.124012][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.124072][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.124139][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca01e08 [ 1348.124165][ T32] r4:00000000 [ 1348.124204][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.124242][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.124300][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.124345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5f80 [ 1348.124368][ T32] r4:00000000 [ 1348.124388][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.124475][ T32] r9:83018005 r8:8579e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1348.124500][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.124542][ T32] r5:00001000 r4:ec803000 [ 1348.124582][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.124625][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.124667][ T32] r5:8587138c r4:85871000 [ 1348.124708][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.124759][ T32] r7:dddced80 r6:83018000 r5:8587138c r4:850ea500 [ 1348.124792][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.124841][ T32] r10:61c88647 r9:8579e000 r8:850ea52c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.124886][ T32] r4:850ea500 [ 1348.124909][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.124954][ T32] r10:00000000 r9:850ea500 r8:80287e08 r7:ec9e9e60 r6:849c3900 r5:8579e000 [ 1348.124976][ T32] r4:00000001 [ 1348.124994][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.125035][ T32] Exception stack(0xeca01fb0 to 0xeca01ff8) [ 1348.125061][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.125109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.125139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.125167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.125210][ T32] r4:849c5c00 [ 1348.125589][ T32] INFO: task kworker/0:422:6022 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.125625][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.125680][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.125786][ T32] Call trace: [ 1348.125868][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.125923][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.125969][ T32] r4:00000000 [ 1348.125992][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.126094][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.126169][ T32] 5d20: c9cd1000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.126221][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.126339][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.126411][ T32] r5:800b0013 r4:80239bb0 [ 1348.126435][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.126498][ T32] r4:82ac21e4 [ 1348.126544][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.126598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.126624][ T32] r4:e0585dc0 [ 1348.126665][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.126710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.126732][ T32] r4:00000000 [ 1348.126751][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.126838][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.126863][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.126932][ T32] r5:00001000 r4:dfbdd000 [ 1348.126977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.127025][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.127089][ T32] r5:84be838c r4:84be8000 [ 1348.127121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.127190][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.127235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.127285][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.127340][ T32] r4:848ec200 [ 1348.127382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.127437][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.127482][ T32] r4:00000001 [ 1348.127505][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.127543][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.127568][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.127596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.127623][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.127651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.127694][ T32] r4:849b9d40 [ 1348.127746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.127775][ T32] INFO: task kworker/0:423:6024 blocked for more than 474 seconds. [ 1348.127802][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.127825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.127845][ T32] task:kworker/0:423 state:D stack:0 pid:6024 tgid:6024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.127889][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.127975][ T32] Call trace: [ 1348.128013][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.128062][ T32] r10:8291a684 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:8579b000 [ 1348.128085][ T32] r4:8579b000 [ 1348.128104][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.128156][ T32] r5:8579b000 r4:8291a680 [ 1348.128180][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.144685][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.144802][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [ 1348.144831][ T32] r4:00000000 [ 1348.144874][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.144915][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.144996][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.145058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5e40 [ 1348.145090][ T32] r4:00000000 [ 1348.145154][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.145203][ T32] r9:83018005 r8:8579b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1348.145225][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.145269][ T32] r5:00001000 r4:ec7f5000 [ 1348.145289][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.145376][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.145424][ T32] r5:85870f8c r4:85870c00 [ 1348.145450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.145501][ T32] r7:dddced80 r6:83018000 r5:85870f8c r4:850ea580 [ 1348.145552][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.145605][ T32] r10:61c88647 r9:8579b000 r8:850ea5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.145696][ T32] r4:850ea580 [ 1348.145797][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.145877][ T32] r10:00000000 r9:850ea580 r8:80287e08 r7:eca01e60 r6:849c3a00 r5:8579b000 [ 1348.146071][ T32] r4:00000001 [ 1348.146308][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.146444][ T32] Exception stack(0xeca09fb0 to 0xeca09ff8) [ 1348.146529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.146596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.146653][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.146750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.146834][ T32] r4:849c5e00 [ 1348.147650][ T32] INFO: task kworker/0:423:6024 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.147805][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.147995][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.148105][ T32] Call trace: [ 1348.148174][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.159039][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.159159][ T32] r4:00000000 [ 1348.159229][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.159345][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.159445][ T32] 5d20: ca1c3000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.159514][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.159572][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.159629][ T32] r5:800b0013 r4:80239bb0 [ 1348.159677][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.159770][ T32] r4:82ac21e4 [ 1348.159821][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.159916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.159967][ T32] r4:e0585dc0 [ 1348.160016][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.160193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.160294][ T32] r4:00000000 [ 1348.160388][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.160509][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.160689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.160829][ T32] r5:00001000 r4:dfbdd000 [ 1348.160888][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.160977][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.161111][ T32] r5:84be838c r4:84be8000 [ 1348.161161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.161258][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.161310][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.161410][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.161461][ T32] r4:848ec200 [ 1348.161546][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.161648][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.161701][ T32] r4:00000001 [ 1348.161785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.161868][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.161929][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.161994][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.162061][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.162127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.162233][ T32] r4:849b9d40 [ 1348.162289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.162354][ T32] INFO: task kworker/0:424:6026 blocked for more than 474 seconds. [ 1348.162425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.162511][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.162622][ T32] task:kworker/0:424 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.162786][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.162939][ T32] Call trace: [ 1348.163079][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.163185][ T32] r10:8291a684 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:85888c00 [ 1348.163240][ T32] r4:85888c00 [ 1348.163289][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.163403][ T32] r5:85888c00 r4:8291a680 [ 1348.163451][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.163538][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.163707][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1348.163804][ T32] r4:00000000 [ 1348.163856][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.163977][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.164082][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.164187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4040 [ 1348.164265][ T32] r4:00000000 [ 1348.164336][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.164432][ T32] r9:83018005 r8:85888c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1348.164479][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.164592][ T32] r5:00001000 r4:ec821000 [ 1348.164638][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.164717][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.164803][ T32] r5:85871b8c r4:85871800 [ 1348.164845][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.164952][ T32] r7:dddced80 r6:83018000 r5:85871b8c r4:850ea600 [ 1348.165000][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.165120][ T32] r10:61c88647 r9:85888c00 r8:850ea62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.165173][ T32] r4:850ea600 [ 1348.165216][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.165359][ T32] r10:00000000 r9:850ea600 r8:80287e08 r7:eca01e60 r6:849c3b00 r5:85888c00 [ 1348.165417][ T32] r4:00000001 [ 1348.165464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.165541][ T32] Exception stack(0xeca11fb0 to 0xeca11ff8) [ 1348.165596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.165656][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.165732][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.165811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.165871][ T32] r4:849c5ec0 [ 1348.166636][ T32] INFO: task kworker/0:424:6026 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.166737][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.166895][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.166989][ T32] Call trace: [ 1348.167087][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.167187][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.167236][ T32] r4:00000000 [ 1348.167277][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.167356][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.167414][ T32] 5d20: ca1c3000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.167475][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.167528][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.167576][ T32] r5:800b0013 r4:80239bb0 [ 1348.167618][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.167697][ T32] r4:82ac21e4 [ 1348.167823][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.167918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.167981][ T32] r4:e0585dc0 [ 1348.168052][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.168144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.168214][ T32] r4:00000000 [ 1348.201364][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.201540][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.201620][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.201776][ T32] r5:00001000 r4:dfbdd000 [ 1348.201875][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.201999][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.202099][ T32] r5:84be838c r4:84be8000 [ 1348.202161][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.202289][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.202369][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.202494][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.202546][ T32] r4:848ec200 [ 1348.202591][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.202689][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.202756][ T32] r4:00000001 [ 1348.202805][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.202905][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.203039][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.203105][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.203165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.203227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.203278][ T32] r4:849b9d40 [ 1348.203328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.203415][ T32] INFO: task kworker/0:425:6029 blocked for more than 474 seconds. [ 1348.203487][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.203543][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.203632][ T32] task:kworker/0:425 state:D stack:0 pid:6029 tgid:6029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.203771][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.203865][ T32] Call trace: [ 1348.203937][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.204046][ T32] r10:8291a684 r9:eca1dd84 r8:00000002 r7:60000113 r6:eca1dd8c r5:85888000 [ 1348.204117][ T32] r4:85888000 [ 1348.204178][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.204285][ T32] r5:85888000 r4:8291a680 [ 1348.204336][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.204420][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.204533][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 [ 1348.204587][ T32] r4:00000000 [ 1348.204648][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.204727][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.204803][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.204889][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849c5640 [ 1348.204937][ T32] r4:00000000 [ 1348.205016][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.205147][ T32] r9:83018005 r8:85888000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1348.205232][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.205324][ T32] r5:00001000 r4:ec80d000 [ 1348.205388][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.205473][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.205560][ T32] r5:8587178c r4:85871400 [ 1348.205603][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.205691][ T32] r7:dddced80 r6:83018000 r5:8587178c r4:850ea680 [ 1348.205737][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.205832][ T32] r10:61c88647 r9:85888000 r8:850ea6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.205900][ T32] r4:850ea680 [ 1348.205978][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.206084][ T32] r10:00000000 r9:850ea680 r8:80287e08 r7:eca11e60 r6:849c3b80 r5:85888000 [ 1348.206149][ T32] r4:00000001 [ 1348.206197][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.206289][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) [ 1348.206347][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.206415][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.206471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.206532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.206581][ T32] r4:850f4000 [ 1348.207345][ T32] INFO: task kworker/0:425:6029 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.207437][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.207741][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.208040][ T32] Call trace: [ 1348.208407][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.233377][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.233470][ T32] r4:00000000 [ 1348.233540][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.233664][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.233729][ T32] 5d20: ca6fc000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.233789][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.233842][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.233892][ T32] r5:800b0013 r4:80239bb0 [ 1348.233933][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.234046][ T32] r4:82ac21e4 [ 1348.234111][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.234198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.234245][ T32] r4:e0585dc0 [ 1348.234288][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.234372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.234436][ T32] r4:00000000 [ 1348.234485][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.234588][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.234641][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.234869][ T32] r5:00001000 r4:dfbdd000 [ 1348.234928][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.235015][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.235113][ T32] r5:84be838c r4:84be8000 [ 1348.235189][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.235366][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.235419][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.235520][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.235571][ T32] r4:848ec200 [ 1348.235619][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.235715][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.235830][ T32] r4:00000001 [ 1348.235887][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.235964][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.236020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.236089][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.236151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.236213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.236262][ T32] r4:849b9d40 [ 1348.236314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.236376][ T32] INFO: task kworker/0:426:6030 blocked for more than 474 seconds. [ 1348.236478][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.236542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.236649][ T32] task:kworker/0:426 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.236802][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.236935][ T32] Call trace: [ 1348.237010][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.237145][ T32] r10:8291a684 r9:eca21d84 r8:00000002 r7:60000013 r6:eca21d8c r5:8588b000 [ 1348.237199][ T32] r4:8588b000 [ 1348.237245][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.237334][ T32] r5:8588b000 r4:8291a680 [ 1348.237438][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.237633][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.237725][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca21e08 [ 1348.237779][ T32] r4:00000000 [ 1348.237824][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.237900][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.237977][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.238072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f41c0 [ 1348.238154][ T32] r4:00000000 [ 1348.238201][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.249417][ T32] r9:83018005 r8:8588b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1348.249584][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.249708][ T32] r5:00001000 r4:ec831000 [ 1348.249753][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.249836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.249925][ T32] r5:85871f8c r4:85871c00 [ 1348.249968][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.250071][ T32] r7:dddced80 r6:83018000 r5:85871f8c r4:850ea280 [ 1348.250138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.250241][ T32] r10:61c88647 r9:8588b000 r8:850ea2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.250331][ T32] r4:850ea280 [ 1348.250379][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.250494][ T32] r10:00000000 r9:850ea280 r8:80287e08 r7:eca11e60 r6:849c3c00 r5:8588b000 [ 1348.250563][ T32] r4:00000001 [ 1348.250619][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.250789][ T32] Exception stack(0xeca21fb0 to 0xeca21ff8) [ 1348.250879][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.250942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.251039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.251133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.251187][ T32] r4:850f4000 [ 1348.251958][ T32] INFO: task kworker/0:426:6030 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.252041][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.252246][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.252359][ T32] Call trace: [ 1348.252444][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.252555][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.252609][ T32] r4:00000000 [ 1348.252669][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.252753][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.252815][ T32] 5d20: ca6fc000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.252877][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.252960][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.253038][ T32] r5:800b0013 r4:80239bb0 [ 1348.253089][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.253175][ T32] r4:82ac21e4 [ 1348.253245][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.253364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.253420][ T32] r4:e0585dc0 [ 1348.253464][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.253593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.253648][ T32] r4:00000000 [ 1348.253712][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.253846][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.253896][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.254023][ T32] r5:00001000 r4:dfbdd000 [ 1348.254086][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.254165][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.254282][ T32] r5:84be838c r4:84be8000 [ 1348.254343][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.254458][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.254510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.254620][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.254672][ T32] r4:848ec200 [ 1348.254714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.254854][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.254945][ T32] r4:00000001 [ 1348.255026][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.255135][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.255215][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.255283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.255355][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.255451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.255512][ T32] r4:849b9d40 [ 1348.255563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.255635][ T32] INFO: task kworker/0:427:6032 blocked for more than 474 seconds. [ 1348.255703][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.255824][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.255877][ T32] task:kworker/0:427 state:D stack:0 pid:6032 tgid:6032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.255976][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.256076][ T32] Call trace: [ 1348.256207][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.256308][ T32] r10:8291a684 r9:eca29d84 r8:00000002 r7:60000013 r6:eca29d8c r5:8588a400 [ 1348.256362][ T32] r4:8588a400 [ 1348.256685][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.256778][ T32] r5:8588a400 r4:8291a680 [ 1348.256826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.256909][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.257000][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 [ 1348.257060][ T32] r4:00000000 [ 1348.257247][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.257367][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.257446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.257566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4300 [ 1348.257649][ T32] r4:00000000 [ 1348.257706][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.257909][ T32] r9:83018005 r8:8588a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1348.257981][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.258110][ T32] r5:00001000 r4:ec843000 [ 1348.258183][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.285802][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.286002][ T32] r5:8587238c r4:85872000 [ 1348.286073][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.286192][ T32] r7:dddced80 r6:83018000 r5:8587238c r4:850ea700 [ 1348.286254][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.286354][ T32] r10:61c88647 r9:8588a400 r8:850ea72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.286422][ T32] r4:850ea700 [ 1348.286496][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.286617][ T32] r10:00000000 r9:850ea700 r8:80287e08 r7:eca21e60 r6:849c3c80 r5:8588a400 [ 1348.286670][ T32] r4:00000001 [ 1348.286715][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.286798][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1348.286889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.286971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.287042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.287135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.287191][ T32] r4:850f4180 [ 1348.287947][ T32] INFO: task kworker/0:427:6032 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.288039][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.303881][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.304162][ T32] Call trace: [ 1348.304249][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.304361][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.304413][ T32] r4:00000000 [ 1348.304458][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.304543][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.304632][ T32] 5d20: cab7f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.304703][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.304783][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.304852][ T32] r5:800b0013 r4:80239bb0 [ 1348.304897][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.305005][ T32] r4:82ac21e4 [ 1348.305069][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.305162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.305232][ T32] r4:e0585dc0 [ 1348.305280][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.305372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.305443][ T32] r4:00000000 [ 1348.305491][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.305618][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.305687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.305781][ T32] r5:00001000 r4:dfbdd000 [ 1348.305830][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.305912][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.305998][ T32] r5:84be838c r4:84be8000 [ 1348.306064][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.306194][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.306276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.306394][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.306508][ T32] r4:848ec200 [ 1348.306557][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.306651][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.306698][ T32] r4:00000001 [ 1348.306741][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.306843][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.306903][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.306963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.307045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.307122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.307186][ T32] r4:849b9d40 [ 1348.307239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.307298][ T32] INFO: task kworker/0:428:6034 blocked for more than 474 seconds. [ 1348.307359][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.307428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.307480][ T32] task:kworker/0:428 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.307580][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.307663][ T32] Call trace: [ 1348.307776][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.307896][ T32] r10:8291a684 r9:eca2dd84 r8:00000002 r7:60000113 r6:eca2dd8c r5:8588bc00 [ 1348.307967][ T32] r4:8588bc00 [ 1348.308012][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.308124][ T32] r5:8588bc00 r4:8291a680 [ 1348.308173][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.320147][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.320312][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 [ 1348.320539][ T32] r4:00000000 [ 1348.320592][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.320759][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.320848][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.320938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4740 [ 1348.320989][ T32] r4:00000000 [ 1348.321046][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.321236][ T32] r9:83018005 r8:8588bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1348.321447][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.321545][ T32] r5:00001000 r4:ec873000 [ 1348.321595][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.321681][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.321773][ T32] r5:8587278c r4:85872400 [ 1348.321826][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.321927][ T32] r7:dddced80 r6:83018000 r5:8587278c r4:850ea780 [ 1348.321976][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.322082][ T32] r10:61c88647 r9:8588bc00 r8:850ea7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.322164][ T32] r4:850ea780 [ 1348.322214][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.322340][ T32] r10:00000000 r9:850ea780 r8:80287e08 r7:eca29e60 r6:849c3d00 r5:8588bc00 [ 1348.322401][ T32] r4:00000001 [ 1348.322448][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.322531][ T32] Exception stack(0xeca2dfb0 to 0xeca2dff8) [ 1348.322593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.322655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.322749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.322837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.322892][ T32] r4:850f4240 [ 1348.323635][ T32] INFO: task kworker/0:428:6034 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.323711][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.323879][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.324044][ T32] Call trace: [ 1348.324119][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.324217][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.324287][ T32] r4:00000000 [ 1348.324363][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.324449][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.324512][ T32] 5d20: cab7f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.324576][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.324631][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.324727][ T32] r5:800b0013 r4:80239bb0 [ 1348.324782][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.324872][ T32] r4:82ac21e4 [ 1348.324917][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.325005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.325070][ T32] r4:e0585dc0 [ 1348.325115][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.325205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.325256][ T32] r4:00000000 [ 1348.325301][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.325412][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.325465][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.325585][ T32] r5:00001000 r4:dfbdd000 [ 1348.325660][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.325814][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.325939][ T32] r5:84be838c r4:84be8000 [ 1348.325990][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.326091][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.326137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.326233][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.326299][ T32] r4:848ec200 [ 1348.326346][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.326467][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.326520][ T32] r4:00000001 [ 1348.326561][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.326634][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.326688][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.326747][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.326805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.326907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.326957][ T32] r4:849b9d40 [ 1348.327002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.327087][ T32] INFO: task kworker/0:429:6035 blocked for more than 474 seconds. [ 1348.327155][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.327224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.327273][ T32] task:kworker/0:429 state:D stack:0 pid:6035 tgid:6035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.327366][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.327469][ T32] Call trace: [ 1348.327539][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.327626][ T32] r10:8291a684 r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:8577e000 [ 1348.327672][ T32] r4:8577e000 [ 1348.327721][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.327811][ T32] r5:8577e000 r4:8291a680 [ 1348.327880][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.327974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.328068][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca19e08 [ 1348.328118][ T32] r4:00000000 [ 1348.328160][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.348925][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.349200][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.349301][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4840 [ 1348.349370][ T32] r4:00000000 [ 1348.349443][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.349544][ T32] r9:83018005 r8:8577e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1348.349596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.349712][ T32] r5:00001000 r4:eca39000 [ 1348.349842][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.349932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.350024][ T32] r5:85872b8c r4:85872800 [ 1348.350084][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.350196][ T32] r7:dddced80 r6:83018000 r5:85872b8c r4:850ea800 [ 1348.350247][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.350345][ T32] r10:61c88647 r9:8577e000 r8:850ea82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.350397][ T32] r4:850ea800 [ 1348.350470][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.350569][ T32] r10:00000000 r9:850ea800 r8:80287e08 r7:eca2de60 r6:850ea380 r5:8577e000 [ 1348.350622][ T32] r4:00000001 [ 1348.350670][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.350753][ T32] Exception stack(0xeca19fb0 to 0xeca19ff8) [ 1348.350835][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.350901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.351040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.351224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.351285][ T32] r4:850f4240 [ 1348.352008][ T32] INFO: task kworker/0:429:6035 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.352100][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.352277][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.352410][ T32] Call trace: [ 1348.352483][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.352591][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.352686][ T32] r4:00000000 [ 1348.352735][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.352820][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.352884][ T32] 5d20: cad50000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.352968][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.353074][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.353167][ T32] r5:800b0013 r4:80239bb0 [ 1348.353217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.353309][ T32] r4:82ac21e4 [ 1348.353381][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.353473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.353523][ T32] r4:e0585dc0 [ 1348.353570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.353656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.353721][ T32] r4:00000000 [ 1348.353789][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.353882][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.353965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.354086][ T32] r5:00001000 r4:dfbdd000 [ 1348.354134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.354211][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.354291][ T32] r5:84be838c r4:84be8000 [ 1348.354350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.354666][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.354742][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.354864][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.354923][ T32] r4:848ec200 [ 1348.354971][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.355079][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.355132][ T32] r4:00000001 [ 1348.355176][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.355252][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.355310][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.355383][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.355563][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.355630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.355680][ T32] r4:849b9d40 [ 1348.355823][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.355900][ T32] INFO: task kworker/1:1017:6038 blocked for more than 474 seconds. [ 1348.355973][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.356034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.356344][ T32] task:kworker/1:1017 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.356516][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.356638][ T32] Call trace: [ 1348.356715][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.356815][ T32] r10:8291a684 r9:eca35d84 r8:00000002 r7:60000113 r6:eca35d8c r5:8577d400 [ 1348.356868][ T32] r4:8577d400 [ 1348.356915][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.357114][ T32] r5:8577d400 r4:8291a680 [ 1348.357162][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.357429][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.357521][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1348.357575][ T32] r4:00000000 [ 1348.357726][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.357837][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.357917][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.358068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937e00 [ 1348.358150][ T32] r4:00000000 [ 1348.358257][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.392871][ T32] r9:83018205 r8:8577d400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1348.392964][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.393273][ T32] r5:00001000 r4:ec6f3000 [ 1348.393326][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.393414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.393737][ T32] r5:8581038c r4:85810000 [ 1348.393891][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.394019][ T32] r7:ddde2d80 r6:83018200 r5:8581038c r4:849c3d80 [ 1348.394118][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.394229][ T32] r10:61c88647 r9:8577d400 r8:849c3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.394281][ T32] r4:849c3d80 [ 1348.394328][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.394425][ T32] r10:00000000 r9:849c3d80 r8:80287e08 r7:ec9e5e60 r6:850ea880 r5:8577d400 [ 1348.394477][ T32] r4:00000001 [ 1348.394526][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.394629][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1348.394697][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.394777][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.394861][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.394943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.395000][ T32] r4:850d7740 [ 1348.395733][ T32] INFO: task kworker/1:1017:6038 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.395813][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.396019][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.396168][ T32] Call trace: [ 1348.396282][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.396399][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.396452][ T32] r4:00000000 [ 1348.396499][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.396584][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.396665][ T32] 5d20: caf57000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.396730][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.396790][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.396844][ T32] r5:800b0013 r4:80239bb0 [ 1348.396921][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.397013][ T32] r4:82ac21e4 [ 1348.397153][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.397305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.397437][ T32] r4:e0585dc0 [ 1348.397488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.397578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.397630][ T32] r4:00000000 [ 1348.397704][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.397861][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.397922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.398010][ T32] r5:00001000 r4:dfbdd000 [ 1348.398062][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.398148][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.412263][ T32] r5:84be838c r4:84be8000 [ 1348.412469][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.412612][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.412667][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.412775][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.412832][ T32] r4:848ec200 [ 1348.412879][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.412982][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.413048][ T32] r4:00000001 [ 1348.413095][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.413179][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.413243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.413306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.413365][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.413427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.413478][ T32] r4:849b9d40 [ 1348.413531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.413679][ T32] INFO: task kworker/0:430:6041 blocked for more than 474 seconds. [ 1348.413771][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.413871][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.413920][ T32] task:kworker/0:430 state:D stack:0 pid:6041 tgid:6041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.414082][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.414168][ T32] Call trace: [ 1348.414288][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.414405][ T32] r10:8291a684 r9:eca31d84 r8:00000002 r7:60000013 r6:eca31d8c r5:8577ec00 [ 1348.414512][ T32] r4:8577ec00 [ 1348.414576][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.414670][ T32] r5:8577ec00 r4:8291a680 [ 1348.414714][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.414797][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.414911][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca31e08 [ 1348.414960][ T32] r4:00000000 [ 1348.415019][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.415107][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.415186][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.415287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4900 [ 1348.415358][ T32] r4:00000000 [ 1348.415430][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.415535][ T32] r9:83018005 r8:8577ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1348.415583][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.415669][ T32] r5:00001000 r4:eca3f000 [ 1348.415731][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.415820][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.415907][ T32] r5:85872f8c r4:85872c00 [ 1348.415950][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.416051][ T32] r7:dddced80 r6:83018000 r5:85872f8c r4:850ea900 [ 1348.416114][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.416229][ T32] r10:61c88647 r9:8577ec00 r8:850ea92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.416309][ T32] r4:850ea900 [ 1348.416403][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.416518][ T32] r10:00000000 r9:850ea900 r8:80287e08 r7:eca19e60 r6:850ea980 r5:8577ec00 [ 1348.416592][ T32] r4:00000001 [ 1348.416675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.416786][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) [ 1348.416850][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.416919][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.416992][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.417078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.417143][ T32] r4:850f4240 [ 1348.417898][ T32] INFO: task kworker/0:430:6041 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.417967][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.418111][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.418259][ T32] Call trace: [ 1348.439385][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.439546][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.439728][ T32] r4:00000000 [ 1348.439784][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.439926][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.440000][ T32] 5d20: cb194000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.440069][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.440123][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.440194][ T32] r5:800b0013 r4:80239bb0 [ 1348.440270][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.440359][ T32] r4:82ac21e4 [ 1348.440467][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.440560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.440626][ T32] r4:e0585dc0 [ 1348.440704][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.440794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.440844][ T32] r4:00000000 [ 1348.440887][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.440978][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.441023][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.441120][ T32] r5:00001000 r4:dfbdd000 [ 1348.441185][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.441344][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.441437][ T32] r5:84be838c r4:84be8000 [ 1348.441482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.441575][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.441621][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.441715][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.441762][ T32] r4:848ec200 [ 1348.441834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.441930][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.441997][ T32] r4:00000001 [ 1348.442049][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.442123][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.442194][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.442257][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.442328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.442421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.442490][ T32] r4:849b9d40 [ 1348.442558][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.442642][ T32] INFO: task kworker/1:1018:6043 blocked for more than 474 seconds. [ 1348.442706][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.442785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.442858][ T32] task:kworker/1:1018 state:D stack:0 pid:6043 tgid:6043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.442983][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.443096][ T32] Call trace: [ 1348.443161][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.443274][ T32] r10:8291a684 r9:eca05d84 r8:00000002 r7:60000113 r6:eca05d8c r5:8577c800 [ 1348.443355][ T32] r4:8577c800 [ 1348.443405][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.443491][ T32] r5:8577c800 r4:8291a680 [ 1348.443750][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.443844][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.443931][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca05e08 [ 1348.443980][ T32] r4:00000000 [ 1348.444090][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.444181][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.444256][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.444341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85480600 [ 1348.444449][ T32] r4:00000000 [ 1348.444509][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.444630][ T32] r9:83018205 r8:8577c800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1348.444681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.444775][ T32] r5:00001000 r4:ec911000 [ 1348.444822][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.444904][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.444994][ T32] r5:857beb8c r4:857be800 [ 1348.445075][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.445200][ T32] r7:ddde2d80 r6:83018200 r5:857beb8c r4:849c3e80 [ 1348.445250][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.445346][ T32] r10:61c88647 r9:8577c800 r8:849c3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.445430][ T32] r4:849c3e80 [ 1348.445511][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.445674][ T32] r10:00000000 r9:849c3e80 r8:80287e08 r7:eca35e60 r6:850eaa00 r5:8577c800 [ 1348.445733][ T32] r4:00000001 [ 1348.445779][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.445857][ T32] Exception stack(0xeca05fb0 to 0xeca05ff8) [ 1348.445913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.445975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.446039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.446103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.446155][ T32] r4:850d79c0 [ 1348.446891][ T32] INFO: task kworker/1:1018:6043 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.446969][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.447095][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.447190][ T32] Call trace: [ 1348.447259][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.447393][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.447454][ T32] r4:00000000 [ 1348.447500][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.447613][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.447675][ T32] 5d20: cb194000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.447735][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.447793][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.447847][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1348.448244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.469105][ T32] r4:e0585dc0 [ 1348.469285][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.469418][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.469472][ T32] r4:00000000 [ 1348.469521][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.469637][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.469696][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.469821][ T32] r5:00001000 r4:dfbdd000 [ 1348.469876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.469963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.470093][ T32] r5:84be838c r4:84be8000 [ 1348.470174][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.470273][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.470326][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.470427][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.470507][ T32] r4:848ec200 [ 1348.470561][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.470693][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.470759][ T32] r4:00000001 [ 1348.470859][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.470951][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.471034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.471111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.471229][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.471291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.471372][ T32] r4:849b9d40 [ 1348.471440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.471511][ T32] INFO: task kworker/0:431:6044 blocked for more than 474 seconds. [ 1348.471581][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.471638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.471689][ T32] task:kworker/0:431 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.471840][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.471942][ T32] Call trace: [ 1348.472095][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.472223][ T32] r10:8291a684 r9:ec9fdd84 r8:00000002 r7:60000113 r6:ec9fdd8c r5:8577bc00 [ 1348.472306][ T32] r4:8577bc00 [ 1348.472356][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.472444][ T32] r5:8577bc00 r4:8291a680 [ 1348.472495][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.472609][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.472701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9fde08 [ 1348.472752][ T32] r4:00000000 [ 1348.472794][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.472875][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.472953][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.473051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4b00 [ 1348.473103][ T32] r4:00000000 [ 1348.473162][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.473258][ T32] r9:83018005 r8:8577bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1348.473307][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.473395][ T32] r5:00001000 r4:eca45000 [ 1348.473451][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.473549][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.473637][ T32] r5:8587338c r4:85873000 [ 1348.473681][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.473772][ T32] r7:dddced80 r6:83018000 r5:8587338c r4:850eaa80 [ 1348.473818][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.473922][ T32] r10:61c88647 r9:8577bc00 r8:850eaaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.473989][ T32] r4:850eaa80 [ 1348.474036][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.474547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.475920][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 5 printk messages dropped ** [ 1348.476339][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1348.477035][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.477533][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1348.478118][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.478169][ T32] r4:00000001 [ 1348.506626][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.506909][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.506981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.507074][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.507138][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.507205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.507273][ T32] r4:849b9d40 [ 1348.507327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.507387][ T32] INFO: task kworker/0:432:6045 blocked for more than 475 seconds. [ 1348.507458][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.507513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.507589][ T32] task:kworker/0:432 state:D stack:0 pid:6045 tgid:6045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.507711][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.507810][ T32] Call trace: [ 1348.507881][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.507982][ T32] r10:8291a684 r9:eca51d84 r8:00000002 r7:60000013 r6:eca51d8c r5:8577a400 [ 1348.508038][ T32] r4:8577a400 [ 1348.508080][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.508170][ T32] r5:8577a400 r4:8291a680 [ 1348.508216][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.518979][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.519182][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca51e08 [ 1348.519239][ T32] r4:00000000 [ 1348.519315][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.519406][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.519519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.519609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4d40 [ 1348.519660][ T32] r4:00000000 [ 1348.519707][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.519810][ T32] r9:83018005 r8:8577a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1348.519861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.519968][ T32] r5:00001000 r4:eca57000 [ 1348.520017][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.520207][ T32] r5:8587378c r4:85873400 [ 1348.520253][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1348.520710][ T32] r4:850eab80 ** 4 printk messages dropped ** [ 1348.521047][ T32] Exception stack(0xeca51fb0 to 0xeca51ff8) ** 7 printk messages dropped ** [ 1348.522500][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.523144][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1348.523967][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.524306][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.524953][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1348.525519][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1348.525786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.526569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.552335][ T32] r9:83018005 r8:85779800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 ** 4 printk messages dropped ** [ 1348.552731][ T32] r5:85873f8c r4:85873c00 ** 3 printk messages dropped ** [ 1348.553023][ T32] r10:61c88647 r9:85779800 r8:850eac2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.553557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.555151][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1348.556041][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1348.556389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 7 printk messages dropped ** [ 1348.557019][ T32] r5:84be838c r4:84be8000 ** 7 printk messages dropped ** [ 1348.557587][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1348.572820][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 7 printk messages dropped ** [ 1348.573521][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1348.574236][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.574649][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.575051][ T32] r7:dddced80 r6:83018000 r5:85873b8c r4:850eae00 ** 2 printk messages dropped ** [ 1348.575270][ T32] r4:850eae00 [ 1348.575331][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.575428][ T32] r10:00000000 r9:850eae00 r8:80287e08 r7:eca49e60 r6:850eaf00 r5:8583e000 [ 1348.575480][ T32] r4:00000001 [ 1348.575527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.575613][ T32] Exception stack(0xeca61fb0 to 0xeca61ff8) [ 1348.575675][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.575737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.575798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.575879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.575936][ T32] r4:850f4e00 [ 1348.576690][ T32] INFO: task kworker/0:434:6050 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.576769][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.576976][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.577216][ T32] Call trace: [ 1348.577326][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.577436][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.577490][ T32] r4:00000000 [ 1348.577600][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.577692][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.577830][ T32] 5d20: cb933000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.577897][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.578014][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.578105][ T32] r5:800b0013 r4:80239bb0 [ 1348.578162][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.601091][ T32] r4:82ac21e4 [ 1348.601207][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.601339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.601392][ T32] r4:e0585dc0 [ 1348.601446][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.601570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.601638][ T32] r4:00000000 [ 1348.601687][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.601787][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.601897][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.601994][ T32] r5:00001000 r4:dfbdd000 [ 1348.602047][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.602133][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.602225][ T32] r5:84be838c r4:84be8000 [ 1348.602273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.602390][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.602510][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.602615][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.602666][ T32] r4:848ec200 [ 1348.602711][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.602881][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.602940][ T32] r4:00000001 [ 1348.603017][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.603110][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.603176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.603239][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.603299][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.603363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.603427][ T32] r4:849b9d40 [ 1348.603484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.603548][ T32] INFO: task kworker/0:435:6052 blocked for more than 475 seconds. [ 1348.603616][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.603669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.603751][ T32] task:kworker/0:435 state:D stack:0 pid:6052 tgid:6052 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.603871][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.603955][ T32] Call trace: [ 1348.604020][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.604128][ T32] r10:8291a684 r9:eca69d84 r8:00000002 r7:60000013 r6:eca69d8c r5:85780000 [ 1348.604176][ T32] r4:85780000 [ 1348.604217][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.604300][ T32] r5:85780000 r4:8291a680 [ 1348.604340][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.604441][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.604983][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.605445][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.605568][ T32] r5:8587878c r4:85878400 ** 1 printk messages dropped ** [ 1348.605757][ T32] r7:dddced80 r6:83018000 r5:8587878c r4:850eac80 ** 6 printk messages dropped ** [ 1348.606355][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1348.606791][ T32] r4:850f4f80 ** 6 printk messages dropped ** [ 1348.608109][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.629047][ T32] r5:800b0013 r4:80239bb0 ** 4 printk messages dropped ** [ 1348.629541][ T32] r4:e0585dc0 ** 7 printk messages dropped ** [ 1348.630287][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.631245][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.631671][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1348.631941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.632853][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1348.633529][ T32] r9:83018005 r8:85780c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 ** 4 printk messages dropped ** [ 1348.633923][ T32] r5:8587838c r4:85878000 ** 3 printk messages dropped ** [ 1348.634254][ T32] r10:61c88647 r9:85780c00 r8:8443af2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1348.634930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1348.636452][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1348.636993][ T32] r4:82ac21e4 [ 1348.637045][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.637165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.637249][ T32] r4:e0585dc0 [ 1348.637298][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.637389][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.637450][ T32] r4:00000000 [ 1348.637499][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.637642][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.637724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.637814][ T32] r5:00001000 r4:dfbdd000 [ 1348.637860][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.637944][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.638068][ T32] r5:84be838c r4:84be8000 [ 1348.638148][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.659885][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.660077][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.660219][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.660285][ T32] r4:848ec200 [ 1348.660366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.660474][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.660528][ T32] r4:00000001 [ 1348.660604][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.660716][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.660786][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.660852][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.660926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.661032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.661143][ T32] r4:849b9d40 [ 1348.661198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.661264][ T32] INFO: task kworker/0:437:6056 blocked for more than 475 seconds. [ 1348.661333][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.661387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.661479][ T32] task:kworker/0:437 state:D stack:0 pid:6056 tgid:6056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.661607][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.661722][ T32] Call trace: [ 1348.661973][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.662117][ T32] r10:8291a684 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:85781800 [ 1348.662204][ T32] r4:85781800 [ 1348.662270][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.662390][ T32] r5:85781800 r4:8291a680 [ 1348.662459][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.662573][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.662664][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 [ 1348.662716][ T32] r4:00000000 [ 1348.662792][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.662907][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.662992][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.663090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a1c0 [ 1348.663144][ T32] r4:00000000 [ 1348.663190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.663332][ T32] r9:83018005 r8:85781800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1348.663470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.663562][ T32] r5:00001000 r4:eca85000 [ 1348.663611][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.663736][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.663849][ T32] r5:85878b8c r4:85878800 [ 1348.663893][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.664034][ T32] r7:dddced80 r6:83018000 r5:85878b8c r4:8534e000 ** 1 printk messages dropped ** [ 1348.664290][ T32] r10:61c88647 r9:85781800 r8:8534e02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.664853][ T32] Exception stack(0xeca7dfb0 to 0xeca7dff8) ** 6 printk messages dropped ** [ 1348.665978][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.667392][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1348.667923][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1348.701260][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1348.702097][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1348.702717][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1348.703869][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 11 printk messages dropped ** [ 1348.704717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a680 ** 7 printk messages dropped ** [ 1348.705762][ T32] r5:8587978c r4:85879400 ** 8 printk messages dropped ** [ 1348.706557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.729299][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.729616][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.729914][ T32] Call trace: [ 1348.729993][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.730115][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.730169][ T32] r4:00000000 [ 1348.730351][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.730439][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.730502][ T32] 5d20: cc393000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.730565][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.730624][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.730680][ T32] r5:800b0013 r4:80239bb0 [ 1348.730935][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.731143][ T32] r4:82ac21e4 [ 1348.731202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.731350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.731402][ T32] r4:e0585dc0 [ 1348.731447][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.731569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.731682][ T32] r4:00000000 [ 1348.731859][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.732007][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.732115][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.732237][ T32] r5:00001000 r4:dfbdd000 [ 1348.732295][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.732381][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.732472][ T32] r5:84be838c r4:84be8000 [ 1348.732552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.732675][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.732867][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.733012][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.733133][ T32] r4:848ec200 [ 1348.733520][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.733641][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.733713][ T32] r4:00000001 [ 1348.733761][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.733837][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.733890][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.734005][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.734097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.734162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.734209][ T32] r4:849b9d40 [ 1348.734281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.734343][ T32] INFO: task kworker/0:439:6060 blocked for more than 475 seconds. [ 1348.734406][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.734463][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.734512][ T32] task:kworker/0:439 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.734661][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.734799][ T32] Call trace: [ 1348.735038][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.735242][ T32] r10:8291a684 r9:eca91d84 r8:00000002 r7:60000013 r6:eca91d8c r5:85783000 [ 1348.735342][ T32] r4:85783000 [ 1348.735392][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.735488][ T32] r5:85783000 r4:8291a680 [ 1348.735537][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.735619][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.735734][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca91e08 [ 1348.735794][ T32] r4:00000000 [ 1348.735846][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.735926][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.735999][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.736114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a3c0 [ 1348.736168][ T32] r4:00000000 [ 1348.736211][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.736348][ T32] r9:83018005 r8:85783000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1348.736430][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.736532][ T32] r5:00001000 r4:eca93000 [ 1348.736619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.736725][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.736824][ T32] r5:85878f8c r4:85878c00 [ 1348.736883][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.736980][ T32] r7:dddced80 r6:83018000 r5:85878f8c r4:8534e200 [ 1348.737025][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.737127][ T32] r10:61c88647 r9:85783000 r8:8534e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.737192][ T32] r4:8534e200 [ 1348.737267][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.737361][ T32] r10:00000000 r9:8534e200 r8:80287e08 r7:eca89e60 r6:8534e300 r5:85783000 [ 1348.737409][ T32] r4:00000001 [ 1348.737450][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.737543][ T32] Exception stack(0xeca91fb0 to 0xeca91ff8) [ 1348.737606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.737667][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.737721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.737782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.737833][ T32] r4:8534a380 [ 1348.769306][ T32] INFO: task kworker/0:439:6060 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.769483][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.769664][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.769777][ T32] Call trace: [ 1348.769843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.769947][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.769992][ T32] r4:00000000 [ 1348.770057][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.770160][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.770255][ T32] 5d20: cc54d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.770317][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.770366][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.770412][ T32] r5:800b0013 r4:80239bb0 [ 1348.770463][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.770543][ T32] r4:82ac21e4 [ 1348.770646][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.770734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.770777][ T32] r4:e0585dc0 [ 1348.770837][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.770923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.770967][ T32] r4:00000000 [ 1348.771005][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.771115][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.771210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.771295][ T32] r5:00001000 r4:dfbdd000 [ 1348.771335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.771535][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.771677][ T32] r5:84be838c r4:84be8000 [ 1348.771723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.771814][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.771859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.771948][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.772009][ T32] r4:848ec200 [ 1348.772059][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.772163][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.772211][ T32] r4:00000001 [ 1348.772282][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.772356][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.772406][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.772461][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.772513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.772586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.772655][ T32] r4:849b9d40 [ 1348.772720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.772778][ T32] INFO: task kworker/0:440:6062 blocked for more than 475 seconds. [ 1348.772863][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.772930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.772975][ T32] task:kworker/0:440 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.773109][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.773267][ T32] Call trace: [ 1348.773333][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.773456][ T32] r10:8291a684 r9:eca9dd84 r8:00000002 r7:60000013 r6:eca9dd8c r5:85783c00 [ 1348.773505][ T32] r4:85783c00 [ 1348.773603][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.773692][ T32] r5:85783c00 r4:8291a680 [ 1348.773737][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.773820][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.773902][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 [ 1348.774045][ T32] r4:00000000 [ 1348.774103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.774181][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.774259][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.774340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534a500 [ 1348.774388][ T32] r4:00000000 [ 1348.774447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.774551][ T32] r9:83018005 r8:85783c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0d1000 [ 1348.774596][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.774681][ T32] r5:00001000 r4:eca99000 [ 1348.774750][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.774867][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.775000][ T32] r5:8587938c r4:85879000 [ 1348.775089][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.775186][ T32] r7:dddced80 r6:83018000 r5:8587938c r4:8534e380 [ 1348.775232][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.775325][ T32] r10:61c88647 r9:85783c00 r8:8534e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.775376][ T32] r4:8534e380 [ 1348.775418][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.775511][ T32] r10:00000000 r9:8534e380 r8:80287e08 r7:eca89e60 r6:8534e480 r5:85783c00 [ 1348.775560][ T32] r4:00000001 [ 1348.775602][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.775678][ T32] Exception stack(0xeca9dfb0 to 0xeca9dff8) [ 1348.775734][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.775797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.775855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.775916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.775962][ T32] r4:8534a440 [ 1348.776568][ T32] INFO: task kworker/0:440:6062 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.776660][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.776860][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.776956][ T32] Call trace: [ 1348.777191][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.777336][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.777389][ T32] r4:00000000 [ 1348.777433][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.777517][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.777575][ T32] 5d20: cc54d000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.777636][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.777690][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.777739][ T32] r5:800b0013 r4:80239bb0 [ 1348.777787][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.777874][ T32] r4:82ac21e4 [ 1348.777919][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.778006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.778099][ T32] r4:e0585dc0 ** 1 printk messages dropped ** [ 1348.807530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 2 printk messages dropped ** [ 1348.807903][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.807952][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.808049][ T32] r5:00001000 r4:dfbdd000 [ 1348.808094][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.808176][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.808797][ T32] r5:84be838c r4:84be8000 [ 1348.808864][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.808975][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.809047][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.809151][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.809228][ T32] r4:848ec200 [ 1348.809279][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.809393][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.809447][ T32] r4:00000001 [ 1348.809493][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.809573][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.809652][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.809718][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.809774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.809836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.809916][ T32] r4:849b9d40 [ 1348.809991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.810104][ T32] INFO: task kworker/0:441:6064 blocked for more than 475 seconds. [ 1348.810177][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.810230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.810292][ T32] task:kworker/0:441 state:D stack:0 pid:6064 tgid:6064 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.810444][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.810580][ T32] Call trace: [ 1348.810667][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.810797][ T32] r10:8291a684 r9:ecaa5d84 r8:00000002 r7:60000113 r6:ecaa5d8c r5:85784800 [ 1348.810892][ T32] r4:85784800 [ 1348.810988][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.811123][ T32] r5:85784800 r4:8291a680 [ 1348.811199][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.811284][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.811388][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 [ 1348.811439][ T32] r4:00000000 [ 1348.811481][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.811561][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.811636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.811719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534aa40 [ 1348.811765][ T32] r4:00000000 [ 1348.811810][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.811901][ T32] r9:83018005 r8:85784800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1348.811999][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.812123][ T32] r5:00001000 r4:eb23d000 [ 1348.812191][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.812275][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.812361][ T32] r5:85879f8c r4:85879c00 [ 1348.812403][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.812493][ T32] r7:dddced80 r6:83018000 r5:85879f8c r4:8534e280 [ 1348.812542][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.812635][ T32] r10:61c88647 r9:85784800 r8:8534e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.812699][ T32] r4:8534e280 [ 1348.812769][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.812868][ T32] r10:00000000 r9:8534e280 r8:80287e08 r7:eca89e60 r6:8534e580 r5:85784800 [ 1348.812934][ T32] r4:00000001 [ 1348.812980][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.813067][ T32] Exception stack(0xecaa5fb0 to 0xecaa5ff8) [ 1348.813152][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.813218][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.814430][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.815109][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1348.815877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 2 printk messages dropped ** [ 1348.816156][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 4 printk messages dropped ** [ 1348.816592][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1348.816900][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1348.817179][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.817594][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1348.842611][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1348.843209][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.843499][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1348.843788][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.843939][ T32] r9:83018005 r8:85785400 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 ** 4 printk messages dropped ** [ 1348.844351][ T32] r5:85879b8c r4:85879800 [ 1348.844397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.844498][ T32] r7:dddced80 r6:83018000 r5:85879b8c r4:8534e400 ** 1 printk messages dropped ** [ 1348.844646][ T32] r10:61c88647 r9:85785400 r8:8534e42c r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1348.844737][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.845067][ T32] Exception stack(0xec949fb0 to 0xec949ff8) ** 4 printk messages dropped ** [ 1348.845468][ T32] r4:8534a8c0 [ 1348.846219][ T32] INFO: task kworker/0:442:6066 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.846307][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.846470][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.846568][ T32] Call trace: [ 1348.846688][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.846796][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.846868][ T32] r4:00000000 [ 1348.846930][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.847016][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.847087][ T32] 5d20: cc917000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.847168][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.847256][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.847315][ T32] r5:800b0013 r4:80239bb0 [ 1348.847361][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.847445][ T32] r4:82ac21e4 [ 1348.847506][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.847599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.847649][ T32] r4:e0585dc0 [ 1348.847749][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.847846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.847896][ T32] r4:00000000 [ 1348.847939][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.848037][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.848104][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.848224][ T32] r5:00001000 r4:dfbdd000 [ 1348.868943][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.869097][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.869196][ T32] r5:84be838c r4:84be8000 [ 1348.869262][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.869383][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.869431][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.869528][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.869576][ T32] r4:848ec200 [ 1348.869620][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.869731][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.869786][ T32] r4:00000001 [ 1348.869857][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.869941][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.870000][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.870066][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.870124][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.870184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.870234][ T32] r4:849b9d40 [ 1348.870281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.870339][ T32] INFO: task kworker/0:443:6069 blocked for more than 475 seconds. [ 1348.870403][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.870453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.870500][ T32] task:kworker/0:443 state:D stack:0 pid:6069 tgid:6069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.870610][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.870718][ T32] Call trace: [ 1348.870829][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.870935][ T32] r10:8291a684 r9:eca55d84 r8:00000002 r7:60000113 r6:eca55d8c r5:85786c00 [ 1348.870985][ T32] r4:85786c00 [ 1348.871034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.871120][ T32] r5:85786c00 r4:8291a680 [ 1348.871181][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.871279][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.871397][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca55e08 [ 1348.871452][ T32] r4:00000000 [ 1348.871511][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.871614][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.871709][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.871819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534ae00 [ 1348.871889][ T32] r4:00000000 [ 1348.871938][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.872038][ T32] r9:83018005 r8:85786c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1348.872085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.872167][ T32] r5:00001000 r4:eb755000 [ 1348.872210][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.872287][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.872370][ T32] r5:8587a78c r4:8587a400 [ 1348.872413][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.872500][ T32] r7:dddced80 r6:83018000 r5:8587a78c r4:8534e600 [ 1348.872559][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.872657][ T32] r10:61c88647 r9:85786c00 r8:8534e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.872727][ T32] r4:8534e600 [ 1348.872775][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.872879][ T32] r10:00000000 r9:8534e600 r8:80287e08 r7:ecaa5e60 r6:8534e700 r5:85786c00 [ 1348.872939][ T32] r4:00000001 [ 1348.873009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.873114][ T32] Exception stack(0xeca55fb0 to 0xeca55ff8) [ 1348.873189][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.873274][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.873333][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.873421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.873472][ T32] r4:8534aa00 [ 1348.874217][ T32] INFO: task kworker/0:443:6069 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.874304][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.874424][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.874526][ T32] Call trace: [ 1348.874690][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.874848][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.874938][ T32] r4:00000000 [ 1348.874988][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.875079][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.875174][ T32] 5d20: ccac5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.875253][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.875310][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.875367][ T32] r5:800b0013 r4:80239bb0 [ 1348.875447][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.875541][ T32] r4:82ac21e4 [ 1348.875587][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.875676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.875760][ T32] r4:e0585dc0 [ 1348.875808][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.875923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.875990][ T32] r4:00000000 [ 1348.876044][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.876195][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.876246][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.876336][ T32] r5:00001000 r4:dfbdd000 [ 1348.876381][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.876460][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.876546][ T32] r5:84be838c r4:84be8000 [ 1348.876645][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.876749][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.876798][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.876935][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.876994][ T32] r4:848ec200 [ 1348.877043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.877171][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.877225][ T32] r4:00000001 [ 1348.877345][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.877434][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.877490][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.877552][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.877613][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.877674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.877724][ T32] r4:849b9d40 [ 1348.877771][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.877830][ T32] INFO: task kworker/0:444:6071 blocked for more than 475 seconds. [ 1348.877890][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.877971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.878020][ T32] task:kworker/0:444 state:D stack:0 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.878153][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.878240][ T32] Call trace: [ 1348.900722][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.900919][ T32] r10:8291a684 r9:ecab5d84 r8:00000002 r7:60000013 r6:ecab5d8c r5:85040000 [ 1348.900977][ T32] r4:85040000 [ 1348.901071][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.901186][ T32] r5:85040000 r4:8291a680 [ 1348.901249][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.901399][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.901494][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab5e08 [ 1348.901570][ T32] r4:00000000 [ 1348.901655][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.901732][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.901985][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.902093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534aac0 [ 1348.902147][ T32] r4:00000000 [ 1348.902206][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.902337][ T32] r9:83018005 r8:85040000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1348.902389][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.902483][ T32] r5:00001000 r4:eb587000 [ 1348.902542][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.902644][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.902735][ T32] r5:8587a38c r4:8587a000 [ 1348.902784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.902912][ T32] r7:dddced80 r6:83018000 r5:8587a38c r4:8534e780 [ 1348.902963][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.903070][ T32] r10:61c88647 r9:85040000 r8:8534e7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.903149][ T32] r4:8534e780 [ 1348.903196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.903291][ T32] r10:00000000 r9:8534e780 r8:80287e08 r7:eca55e60 r6:8534e680 r5:85040000 [ 1348.903371][ T32] r4:00000001 [ 1348.903420][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.903499][ T32] Exception stack(0xecab5fb0 to 0xecab5ff8) [ 1348.903561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.903627][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.903689][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.903790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.903859][ T32] r4:8534ab00 [ 1348.904601][ T32] INFO: task kworker/0:444:6071 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.904702][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.904872][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.905001][ T32] Call trace: [ 1348.905143][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.905245][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.905295][ T32] r4:00000000 [ 1348.905339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.905419][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.905480][ T32] 5d20: ccc2c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.905545][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.905731][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.905790][ T32] r5:800b0013 r4:80239bb0 [ 1348.905851][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.906044][ T32] r4:82ac21e4 [ 1348.906097][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.906185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.906232][ T32] r4:e0585dc0 [ 1348.906274][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.906358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.906404][ T32] r4:00000000 [ 1348.906446][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.906537][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.906582][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.906664][ T32] r5:00001000 r4:dfbdd000 [ 1348.906733][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.906838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.906948][ T32] r5:84be838c r4:84be8000 [ 1348.907012][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.907116][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.907162][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.907254][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.907318][ T32] r4:848ec200 [ 1348.907366][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.907455][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.907519][ T32] r4:00000001 [ 1348.907583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.907659][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.907713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.907792][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.907856][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.907917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.907962][ T32] r4:849b9d40 [ 1348.908006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.908070][ T32] INFO: task kworker/0:445:6073 blocked for more than 475 seconds. [ 1348.908135][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.908184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.908314][ T32] task:kworker/0:445 state:D stack:0 pid:6073 tgid:6073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.929312][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.929436][ T32] Call trace: [ 1348.929503][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.929612][ T32] r10:8291a684 r9:ecab1d84 r8:00000002 r7:60000113 r6:ecab1d8c r5:85040c00 [ 1348.929682][ T32] r4:85040c00 [ 1348.929733][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.929823][ T32] r5:85040c00 r4:8291a680 [ 1348.929867][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.929945][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.930036][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab1e08 [ 1348.930133][ T32] r4:00000000 [ 1348.930181][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.930253][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.930329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.930413][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534af40 [ 1348.930459][ T32] r4:00000000 [ 1348.930522][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.930631][ T32] r9:83018005 r8:85040c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1348.930687][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.930793][ T32] r5:00001000 r4:eb7d7000 [ 1348.930876][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.930976][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.931071][ T32] r5:8587ab8c r4:8587a800 [ 1348.931132][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.931231][ T32] r7:dddced80 r6:83018000 r5:8587ab8c r4:8534e800 [ 1348.931276][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.931369][ T32] r10:61c88647 r9:85040c00 r8:8534e82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.931431][ T32] r4:8534e800 [ 1348.931478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.931570][ T32] r10:00000000 r9:8534e800 r8:80287e08 r7:eca55e60 r6:8534e980 r5:85040c00 [ 1348.931621][ T32] r4:00000001 [ 1348.931667][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.931741][ T32] Exception stack(0xecab1fb0 to 0xecab1ff8) [ 1348.931819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.931884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.931940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.932001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.932059][ T32] r4:8534adc0 [ 1348.932785][ T32] INFO: task kworker/0:445:6073 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1348.932866][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.933006][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.933125][ T32] Call trace: [ 1348.933236][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1348.933421][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1348.933476][ T32] r4:00000000 [ 1348.933520][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.933637][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1348.933698][ T32] 5d20: cce90000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1348.933763][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1348.933823][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1348.933878][ T32] r5:800b0013 r4:80239bb0 [ 1348.933923][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.934014][ T32] r4:82ac21e4 [ 1348.934074][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.934162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1348.934207][ T32] r4:e0585dc0 [ 1348.934294][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.934393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1348.934439][ T32] r4:00000000 [ 1348.934479][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.934726][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1348.934796][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.934910][ T32] r5:00001000 r4:dfbdd000 [ 1348.934955][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.935043][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.935131][ T32] r5:84be838c r4:84be8000 [ 1348.935176][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.935275][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1348.935365][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.935463][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.935513][ T32] r4:848ec200 [ 1348.935558][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.935652][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1348.935700][ T32] r4:00000001 [ 1348.935745][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.936010][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1348.936079][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.936140][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.936265][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.936328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.936440][ T32] r4:849b9d40 [ 1348.936487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.936564][ T32] INFO: task kworker/0:446:6075 blocked for more than 475 seconds. [ 1348.936654][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1348.936745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.936793][ T32] task:kworker/0:446 state:D stack:0 pid:6075 tgid:6075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.936886][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.936974][ T32] Call trace: [ 1348.937087][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1348.937248][ T32] r10:8291a684 r9:ecab9d84 r8:00000002 r7:60000013 r6:ecab9d8c r5:85041800 [ 1348.937330][ T32] r4:85041800 [ 1348.937378][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1348.937593][ T32] r5:85041800 r4:8291a680 [ 1348.937685][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.937768][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.937900][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 [ 1348.937997][ T32] r4:00000000 [ 1348.938093][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1348.938197][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1348.975173][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1348.975769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a040 [ 1348.975913][ T32] r4:00000000 [ 1348.976375][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1348.976480][ T32] r9:83018005 r8:85041800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1348.976536][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1348.976649][ T32] r5:00001000 r4:eb98d000 [ 1348.976695][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1348.976942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.978264][ T32] r5:8587af8c r4:8587ac00 [ 1348.984543][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1348.984895][ T32] r7:dddced80 r6:83018000 r5:8587af8c r4:8534e880 [ 1348.984959][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1348.985069][ T32] r10:61c88647 r9:85041800 r8:8534e8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.985122][ T32] r4:8534e880 [ 1348.985590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1348.985698][ T32] r10:00000000 r9:8534e880 r8:80287e08 r7:ecab1e60 r6:8534ea80 r5:85041800 [ 1348.985803][ T32] r4:00000001 [ 1348.986009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.986547][ T32] Exception stack(0xecab9fb0 to 0xecab9ff8) [ 1348.986897][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.986969][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.987027][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.987388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1348.987582][ T32] r4:8534ae80 [ 1349.008952][ T32] INFO: task kworker/0:446:6075 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.009133][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.009274][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.009386][ T32] Call trace: [ 1349.009452][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.009605][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.009662][ T32] r4:00000000 [ 1349.009745][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.009836][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.009908][ T32] 5d20: cd38e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.009974][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.010079][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.010137][ T32] r5:800b0013 r4:80239bb0 [ 1349.010181][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.010302][ T32] r4:82ac21e4 [ 1349.010388][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.010481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.010590][ T32] r4:e0585dc0 [ 1349.010638][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.010722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.010800][ T32] r4:00000000 [ 1349.010871][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.010967][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.011039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.011131][ T32] r5:00001000 r4:dfbdd000 [ 1349.011174][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.011251][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.011335][ T32] r5:84be838c r4:84be8000 [ 1349.011417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.011581][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.011635][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.011782][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.011914][ T32] r4:848ec200 [ 1349.012069][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.012170][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.012280][ T32] r4:00000001 [ 1349.012340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.012419][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.012628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.012694][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.012750][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.012811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.012938][ T32] r4:849b9d40 [ 1349.012992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.013081][ T32] INFO: task kworker/0:447:6077 blocked for more than 475 seconds. [ 1349.013211][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.013269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.013349][ T32] task:kworker/0:447 state:D stack:0 pid:6077 tgid:6077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.013445][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.013568][ T32] Call trace: [ 1349.013702][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.013828][ T32] r10:8291a684 r9:ecabdd84 r8:00000002 r7:60000113 r6:ecabdd8c r5:85042400 [ 1349.013949][ T32] r4:85042400 [ 1349.014004][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.014148][ T32] r5:85042400 r4:8291a680 [ 1349.014196][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.014291][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.014422][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 [ 1349.014512][ T32] r4:00000000 [ 1349.014559][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.014696][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.014772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.014879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a200 [ 1349.015013][ T32] r4:00000000 [ 1349.015112][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.015210][ T32] r9:83018005 r8:85042400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1349.015258][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.015347][ T32] r5:00001000 r4:eb9d1000 [ 1349.015392][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.015542][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.015632][ T32] r5:8587b38c r4:8587b000 [ 1349.015675][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.015841][ T32] r7:dddced80 r6:83018000 r5:8587b38c r4:8534e900 [ 1349.015890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.015989][ T32] r10:61c88647 r9:85042400 r8:8534e92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.016046][ T32] r4:8534e900 [ 1349.016090][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.016180][ T32] r10:00000000 r9:8534e900 r8:80287e08 r7:ecab9e60 r6:8534eb80 r5:85042400 [ 1349.016232][ T32] r4:00000001 [ 1349.016358][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.016442][ T32] Exception stack(0xecabdfb0 to 0xecabdff8) [ 1349.016505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.016567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.016645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.016729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.016807][ T32] r4:8543a080 [ 1349.017503][ T32] INFO: task kworker/0:447:6077 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.017578][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.017697][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.017934][ T32] Call trace: [ 1349.018006][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.018312][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.042919][ T32] r4:00000000 [ 1349.042990][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.043119][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.043188][ T32] 5d20: cd662000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.043254][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.043303][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.043356][ T32] r5:800b0013 r4:80239bb0 [ 1349.043440][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.043533][ T32] r4:82ac21e4 [ 1349.043656][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.043758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.043834][ T32] r4:e0585dc0 [ 1349.043886][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.043974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.044019][ T32] r4:00000000 [ 1349.044108][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.044212][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.044266][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.044360][ T32] r5:00001000 r4:dfbdd000 [ 1349.044405][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.044485][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.044571][ T32] r5:84be838c r4:84be8000 [ 1349.044615][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.044710][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.044757][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.044857][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.044905][ T32] r4:848ec200 [ 1349.044947][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.045112][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.045169][ T32] r4:00000001 [ 1349.045250][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.045409][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.045473][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.045534][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.045591][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.045652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.045826][ T32] r4:849b9d40 [ 1349.045882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.045956][ T32] INFO: task kworker/0:448:6079 blocked for more than 475 seconds. [ 1349.046055][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.046171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.046223][ T32] task:kworker/0:448 state:D stack:0 pid:6079 tgid:6079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.046328][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.046416][ T32] Call trace: [ 1349.046549][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.046650][ T32] r10:8291a684 r9:ecac1d84 r8:00000002 r7:60000013 r6:ecac1d8c r5:85043000 [ 1349.046700][ T32] r4:85043000 [ 1349.046743][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.046851][ T32] r5:85043000 r4:8291a680 [ 1349.046936][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.047021][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.047157][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac1e08 [ 1349.047354][ T32] r4:00000000 [ 1349.047404][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.047477][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.047548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.047698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a1c0 [ 1349.047751][ T32] r4:00000000 [ 1349.047937][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.048042][ T32] r9:83018005 r8:85043000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1349.048089][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.048173][ T32] r5:00001000 r4:eba35000 [ 1349.069432][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.069645][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.069766][ T32] r5:8587b78c r4:8587b400 [ 1349.069819][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.069915][ T32] r7:dddced80 r6:83018000 r5:8587b78c r4:8534ea00 [ 1349.069961][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.070064][ T32] r10:61c88647 r9:85043000 r8:8534ea2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.070113][ T32] r4:8534ea00 [ 1349.070155][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.070319][ T32] r10:00000000 r9:8534ea00 r8:80287e08 r7:ecabde60 r6:8534ec80 r5:85043000 [ 1349.070374][ T32] r4:00000001 [ 1349.070517][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.070602][ T32] Exception stack(0xecac1fb0 to 0xecac1ff8) [ 1349.070699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.070797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.070917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.070983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.071179][ T32] r4:8543a1c0 [ 1349.071926][ T32] INFO: task kworker/0:448:6079 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.072120][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.072372][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.072848][ T32] Call trace: [ 1349.072923][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.073035][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.073086][ T32] r4:00000000 [ 1349.073127][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.073317][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.073494][ T32] 5d20: cd836000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.073867][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.073962][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.074019][ T32] r5:800b0013 r4:80239bb0 [ 1349.074080][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.074203][ T32] r4:82ac21e4 [ 1349.074263][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.074351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.074402][ T32] r4:e0585dc0 [ 1349.074484][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.074677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.074767][ T32] r4:00000000 [ 1349.074833][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.075039][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.075197][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.075365][ T32] r5:00001000 r4:dfbdd000 [ 1349.075424][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.075541][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.075633][ T32] r5:84be838c r4:84be8000 [ 1349.075680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.075777][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.075859][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.075963][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.076073][ T32] r4:848ec200 [ 1349.076161][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.076256][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.076307][ T32] r4:00000001 [ 1349.076353][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.076446][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.076507][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.076569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.076647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.076709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.076758][ T32] r4:849b9d40 [ 1349.076886][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.076948][ T32] INFO: task kworker/0:449:6081 blocked for more than 475 seconds. [ 1349.077035][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.077094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.077140][ T32] task:kworker/0:449 state:D stack:0 pid:6081 tgid:6081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.077238][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.077329][ T32] Call trace: [ 1349.077397][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.077493][ T32] r10:8291a684 r9:ecac5d84 r8:00000002 r7:60000113 r6:ecac5d8c r5:85043c00 [ 1349.077546][ T32] r4:85043c00 [ 1349.077633][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.077726][ T32] r5:85043c00 r4:8291a680 [ 1349.077795][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.077880][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.077969][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 [ 1349.078019][ T32] r4:00000000 [ 1349.078087][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.078167][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.095876][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.096102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a400 [ 1349.096159][ T32] r4:00000000 [ 1349.096208][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.096310][ T32] r9:83018005 r8:85043c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1349.096363][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.096462][ T32] r5:00001000 r4:ebaa5000 [ 1349.096619][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.096788][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.096928][ T32] r5:8587bb8c r4:8587b800 [ 1349.096982][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.097086][ T32] r7:dddced80 r6:83018000 r5:8587bb8c r4:8534eb00 [ 1349.097137][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.097320][ T32] r10:61c88647 r9:85043c00 r8:8534eb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.097377][ T32] r4:8534eb00 [ 1349.097425][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.097525][ T32] r10:00000000 r9:8534eb00 r8:80287e08 r7:ecac1e60 r6:8534ed00 r5:85043c00 [ 1349.097576][ T32] r4:00000001 [ 1349.097623][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.097705][ T32] Exception stack(0xecac5fb0 to 0xecac5ff8) [ 1349.097768][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.097835][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.097897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.098134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.098192][ T32] r4:8543a340 [ 1349.113582][ T32] INFO: task kworker/0:449:6081 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.113692][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.113945][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.114106][ T32] Call trace: [ 1349.114299][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.114415][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.114470][ T32] r4:00000000 [ 1349.114525][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.114616][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.114680][ T32] 5d20: cd98e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.114832][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.114970][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.115026][ T32] r5:800b0013 r4:80239bb0 [ 1349.115079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.115173][ T32] r4:82ac21e4 [ 1349.115219][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.115372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.115429][ T32] r4:e0585dc0 [ 1349.115477][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.115569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.115623][ T32] r4:00000000 [ 1349.115697][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.115977][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.116039][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.116129][ T32] r5:00001000 r4:dfbdd000 [ 1349.116177][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.116283][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.116377][ T32] r5:84be838c r4:84be8000 [ 1349.116558][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.116678][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.116729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.116830][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.116885][ T32] r4:848ec200 [ 1349.116949][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.117058][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.117114][ T32] r4:00000001 [ 1349.117160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.117240][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.117299][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.117360][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.117418][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.117480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.117533][ T32] r4:849b9d40 [ 1349.117584][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.117648][ T32] INFO: task kworker/0:450:6083 blocked for more than 475 seconds. [ 1349.117717][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.117811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.117862][ T32] task:kworker/0:450 state:D stack:0 pid:6083 tgid:6083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.118015][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.118116][ T32] Call trace: [ 1349.118184][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.132986][ T32] r10:8291a684 r9:ecac9d84 r8:00000002 r7:60000113 r6:ecac9d8c r5:85044800 [ 1349.133122][ T32] r4:85044800 [ 1349.133172][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.133283][ T32] r5:85044800 r4:8291a680 [ 1349.133354][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.133462][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.133565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac9e08 [ 1349.133616][ T32] r4:00000000 [ 1349.133695][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.133785][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.133910][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.134005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a980 [ 1349.134068][ T32] r4:00000000 [ 1349.134156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.134297][ T32] r9:83018005 r8:85044800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1349.134350][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.134488][ T32] r5:00001000 r4:ebb83000 [ 1349.134575][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.134663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.134755][ T32] r5:8588478c r4:85884400 [ 1349.134837][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.134940][ T32] r7:dddced80 r6:83018000 r5:8588478c r4:8534ed80 [ 1349.134990][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.135095][ T32] r10:61c88647 r9:85044800 r8:8534edac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.135149][ T32] r4:8534ed80 [ 1349.135196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.135296][ T32] r10:00000000 r9:8534ed80 r8:80287e08 r7:ecac5e60 r6:8534ee80 r5:85044800 [ 1349.135348][ T32] r4:00000001 [ 1349.135394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.135473][ T32] Exception stack(0xecac9fb0 to 0xecac9ff8) [ 1349.135540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.135603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.135659][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.135761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.135818][ T32] r4:8543a440 [ 1349.136541][ T32] INFO: task kworker/0:450:6083 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.136634][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.136875][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.137043][ T32] Call trace: [ 1349.137119][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.137253][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.137366][ T32] r4:00000000 [ 1349.137414][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.137559][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.137732][ T32] 5d20: cda13000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.137800][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.137857][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.137910][ T32] r5:800b0013 r4:80239bb0 [ 1349.137956][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.138246][ T32] r4:82ac21e4 [ 1349.159436][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.159685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.159750][ T32] r4:e0585dc0 [ 1349.159809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.159888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.159929][ T32] r4:00000000 [ 1349.159965][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.160101][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.160148][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.160228][ T32] r5:00001000 r4:dfbdd000 [ 1349.160310][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.160388][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.160463][ T32] r5:84be838c r4:84be8000 [ 1349.160501][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.160585][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.160623][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.160751][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.160846][ T32] r4:848ec200 [ 1349.160931][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.161018][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.161060][ T32] r4:00000001 [ 1349.161119][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.161251][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.161341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.161410][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.161467][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.161522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.161594][ T32] r4:849b9d40 [ 1349.161673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.161809][ T32] INFO: task kworker/0:451:6084 blocked for more than 475 seconds. [ 1349.161882][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.161932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.161996][ T32] task:kworker/0:451 state:D stack:0 pid:6084 tgid:6084 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.162111][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.162214][ T32] Call trace: [ 1349.162289][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.162391][ T32] r10:8291a684 r9:ecad1d84 r8:00000002 r7:60000113 r6:ecad1d8c r5:85045400 [ 1349.162439][ T32] r4:85045400 [ 1349.162523][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.162619][ T32] r5:85045400 r4:8291a680 [ 1349.162665][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.162747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.162878][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad1e08 [ 1349.162931][ T32] r4:00000000 [ 1349.162973][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.163097][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.163204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.163312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a600 [ 1349.163360][ T32] r4:00000000 [ 1349.163439][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.163534][ T32] r9:83018005 r8:85045400 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1349.163583][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.163702][ T32] r5:00001000 r4:ebadb000 [ 1349.163747][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.163842][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.163925][ T32] r5:8587bf8c r4:8587bc00 [ 1349.163969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.164064][ T32] r7:dddced80 r6:83018000 r5:8587bf8c r4:8534ec00 [ 1349.164182][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.164292][ T32] r10:61c88647 r9:85045400 r8:8534ec2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.164361][ T32] r4:8534ec00 [ 1349.164449][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.164568][ T32] r10:00000000 r9:8534ec00 r8:80287e08 r7:ecac9e60 r6:8534ee00 r5:85045400 [ 1349.164638][ T32] r4:00000001 [ 1349.164678][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.164741][ T32] Exception stack(0xecad1fb0 to 0xecad1ff8) [ 1349.164800][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.164876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.164955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.165040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.165113][ T32] r4:8543a440 [ 1349.165915][ T32] INFO: task kworker/0:451:6084 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.165983][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.166212][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.166297][ T32] Call trace: [ 1349.166351][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.166439][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.166480][ T32] r4:00000000 [ 1349.166516][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.166614][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.166670][ T32] 5d20: cdcf7000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.166722][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.166779][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.166856][ T32] r5:800b0013 r4:80239bb0 [ 1349.166912][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.166989][ T32] r4:82ac21e4 [ 1349.167028][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.167102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.167188][ T32] r4:e0585dc0 [ 1349.167229][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.167326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.167371][ T32] r4:00000000 [ 1349.167454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.167563][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.167632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.167710][ T32] r5:00001000 r4:dfbdd000 [ 1349.167787][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.167885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.167986][ T32] r5:84be838c r4:84be8000 [ 1349.168039][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.168135][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.168179][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.190208][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.190316][ T32] r4:848ec200 [ 1349.190345][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.190465][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.190496][ T32] r4:00000001 [ 1349.190520][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.190562][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.190648][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.190708][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.190745][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.190776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.190808][ T32] r4:849b9d40 [ 1349.190853][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.190918][ T32] INFO: task kworker/0:452:6088 blocked for more than 475 seconds. [ 1349.190957][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.190983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.191006][ T32] task:kworker/0:452 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.191094][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.191175][ T32] Call trace: [ 1349.191297][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.191351][ T32] r10:8291a684 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:85046000 [ 1349.191375][ T32] r4:85046000 [ 1349.191394][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.191437][ T32] r5:85046000 r4:8291a680 [ 1349.191457][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.191496][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.191565][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1349.191592][ T32] r4:00000000 [ 1349.191611][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.191649][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.191686][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.191727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543a840 [ 1349.191748][ T32] r4:00000000 [ 1349.191767][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.191821][ T32] r9:83018005 r8:85046000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1349.191844][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.191886][ T32] r5:00001000 r4:ebb03000 [ 1349.191906][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.191947][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.192050][ T32] r5:8588438c r4:85884000 [ 1349.192102][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.192214][ T32] r7:dddced80 r6:83018000 r5:8588438c r4:8534ef80 [ 1349.192239][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.192289][ T32] r10:61c88647 r9:85046000 r8:8534efac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.192333][ T32] r4:8534ef80 [ 1349.192383][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.192431][ T32] r10:00000000 r9:8534ef80 r8:80287e08 r7:ecac9e60 r6:8534ef00 r5:85046000 [ 1349.192454][ T32] r4:00000001 [ 1349.192480][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.192547][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1349.192578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.192606][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.192633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.192661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.192683][ T32] r4:8543a800 [ 1349.193125][ T32] INFO: task kworker/0:452:6088 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.193163][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.193364][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.193446][ T32] Call trace: [ 1349.193521][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.193617][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.193645][ T32] r4:00000000 [ 1349.193673][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.193714][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.193789][ T32] 5d20: cdfae000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.193898][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.193927][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.193951][ T32] r5:800b0013 r4:80239bb0 [ 1349.194002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.194047][ T32] r4:82ac21e4 [ 1349.194095][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.194272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.194299][ T32] r4:e0585dc0 [ 1349.194320][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.194374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.194400][ T32] r4:00000000 [ 1349.194447][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.194552][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.194578][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.194621][ T32] r5:00001000 r4:dfbdd000 [ 1349.194641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.194679][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.194726][ T32] r5:84be838c r4:84be8000 [ 1349.194749][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.194803][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.194882][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.194934][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.194957][ T32] r4:848ec200 [ 1349.194976][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.195022][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.195056][ T32] r4:00000001 [ 1349.195080][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.195128][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.195157][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.195197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.195227][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.195257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.195280][ T32] r4:849b9d40 [ 1349.195394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.195423][ T32] INFO: task kworker/0:453:6089 blocked for more than 475 seconds. [ 1349.195457][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.195502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.195529][ T32] task:kworker/0:453 state:D stack:0 pid:6089 tgid:6089 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.195610][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.195729][ T32] Call trace: [ 1349.195827][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.195934][ T32] r10:8291a684 r9:ecad9d84 r8:00000002 r7:60000113 r6:ecad9d8c r5:85046c00 [ 1349.195962][ T32] r4:85046c00 [ 1349.196040][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.196090][ T32] r5:85046c00 r4:8291a680 [ 1349.196243][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.196297][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.196687][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad9e08 [ 1349.196720][ T32] r4:00000000 [ 1349.196741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.196787][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.196830][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.196974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ab80 [ 1349.197002][ T32] r4:00000000 [ 1349.197025][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.197355][ T32] r9:83018005 r8:85046c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1349.197388][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.197432][ T32] r5:00001000 r4:ebbb9000 [ 1349.197452][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.197524][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.197690][ T32] r5:85884b8c r4:85884800 [ 1349.197715][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.197804][ T32] r7:dddced80 r6:83018000 r5:85884b8c r4:8443af80 [ 1349.197832][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.197984][ T32] r10:61c88647 r9:85046c00 r8:8443afac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.198018][ T32] r4:8443af80 [ 1349.198044][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.198164][ T32] r10:00000000 r9:8443af80 r8:80287e08 r7:ecac9e60 r6:8443ae80 r5:85046c00 [ 1349.216309][ T32] r4:00000001 [ 1349.216422][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.216521][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) [ 1349.216557][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.216645][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.216712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.216746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.216769][ T32] r4:8543a800 [ 1349.217237][ T32] INFO: task kworker/0:453:6089 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.217278][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.217432][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.217514][ T32] Call trace: [ 1349.217550][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.217616][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.217644][ T32] r4:00000000 [ 1349.217664][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.217746][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.217811][ T32] 5d20: ce273000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.217845][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.217871][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.217949][ T32] r5:800b0013 r4:80239bb0 [ 1349.218075][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.218122][ T32] r4:82ac21e4 [ 1349.218145][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.218219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.229037][ T32] r4:e0585dc0 [ 1349.229106][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.229172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.229196][ T32] r4:00000000 [ 1349.229217][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.229265][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.229288][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.229334][ T32] r5:00001000 r4:dfbdd000 [ 1349.229355][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.229396][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.229442][ T32] r5:84be838c r4:84be8000 [ 1349.229465][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.229522][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.229548][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.229604][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.229631][ T32] r4:848ec200 [ 1349.229654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.229747][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.229786][ T32] r4:00000001 [ 1349.229844][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.229893][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.229928][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.230023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.230101][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.230139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.230166][ T32] r4:849b9d40 [ 1349.230192][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.230526][ T32] INFO: task kworker/0:454:6092 blocked for more than 475 seconds. [ 1349.230566][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.230592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.230615][ T32] task:kworker/0:454 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.230672][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.230856][ T32] Call trace: [ 1349.230946][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.231041][ T32] r10:8291a684 r9:ecaddd84 r8:00000002 r7:60000113 r6:ecaddd8c r5:857a8000 [ 1349.231073][ T32] r4:857a8000 [ 1349.231131][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.231180][ T32] r5:857a8000 r4:8291a680 [ 1349.231225][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.231270][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.231330][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 [ 1349.231427][ T32] r4:00000000 [ 1349.231480][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.231533][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.231569][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.231647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ac00 [ 1349.231674][ T32] r4:00000000 [ 1349.231725][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.231817][ T32] r9:83018005 r8:857a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1349.231846][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.231892][ T32] r5:00001000 r4:ebc61000 [ 1349.231913][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.231955][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.231997][ T32] r5:85884f8c r4:85884c00 [ 1349.232018][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.232067][ T32] r7:dddced80 r6:83018000 r5:85884f8c r4:8547e100 [ 1349.232089][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.232136][ T32] r10:61c88647 r9:857a8000 r8:8547e12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.232159][ T32] r4:8547e100 [ 1349.232221][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.232312][ T32] r10:00000000 r9:8547e100 r8:80287e08 r7:ecad9e60 r6:8547e180 r5:857a8000 [ 1349.232339][ T32] r4:00000001 [ 1349.232359][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.232423][ T32] Exception stack(0xecaddfb0 to 0xecaddff8) [ 1349.232455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.232626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.232660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.232692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.233327][ T32] r4:8543ab40 [ 1349.233762][ T32] INFO: task kworker/0:454:6092 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.233807][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.235376][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.235575][ T32] Call trace: [ 1349.236351][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.236409][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.236436][ T32] r4:00000000 [ 1349.236481][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.236528][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.236614][ T32] 5d20: ce4d9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.236651][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.236679][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.237214][ T32] r5:800b0013 r4:80239bb0 [ 1349.237242][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.237306][ T32] r4:82ac21e4 [ 1349.237334][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.237379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.237403][ T32] r4:e0585dc0 [ 1349.237424][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.237466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.237490][ T32] r4:00000000 [ 1349.237514][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.237562][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.237585][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.237628][ T32] r5:00001000 r4:dfbdd000 [ 1349.237651][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.238221][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.238531][ T32] r5:84be838c r4:84be8000 [ 1349.279464][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.279570][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.279618][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.279679][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.279783][ T32] r4:848ec200 [ 1349.279850][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.279929][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.279971][ T32] r4:00000001 [ 1349.280014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.280082][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.280139][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.280177][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.280209][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.280243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.280269][ T32] r4:849b9d40 [ 1349.280310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.280373][ T32] INFO: task kworker/0:455:6093 blocked for more than 475 seconds. [ 1349.280416][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.280446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.280473][ T32] task:kworker/0:455 state:D stack:0 pid:6093 tgid:6093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.280561][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.280645][ T32] Call trace: [ 1349.280705][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.280766][ T32] r10:8291a684 r9:ecae1d84 r8:00000002 r7:60000013 r6:ecae1d8c r5:857a8c00 [ 1349.280814][ T32] r4:857a8c00 [ 1349.280841][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.280889][ T32] r5:857a8c00 r4:8291a680 [ 1349.280914][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.281002][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.281089][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 [ 1349.281119][ T32] r4:00000000 [ 1349.281141][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.281183][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.281279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.281328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543ae40 [ 1349.281353][ T32] r4:00000000 [ 1349.281547][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.281613][ T32] r9:83018005 r8:857a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1349.281642][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.281688][ T32] r5:00001000 r4:ebcb9000 [ 1349.281710][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.281812][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.281862][ T32] r5:8588538c r4:85885000 [ 1349.281884][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.281932][ T32] r7:dddced80 r6:83018000 r5:8588538c r4:8547e000 [ 1349.281954][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.282017][ T32] r10:61c88647 r9:857a8c00 r8:8547e02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.282046][ T32] r4:8547e000 [ 1349.282067][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.282115][ T32] r10:00000000 r9:8547e000 r8:80287e08 r7:ecadde60 r6:8547e080 r5:857a8c00 [ 1349.282193][ T32] r4:00000001 [ 1349.282220][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.282268][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1349.282296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.282325][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.282353][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.282410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.282458][ T32] r4:8543ab40 [ 1349.282920][ T32] INFO: task kworker/0:455:6093 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.282962][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.283026][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.283077][ T32] Call trace: [ 1349.283171][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.283228][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.283254][ T32] r4:00000000 [ 1349.283275][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.283400][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.283435][ T32] 5d20: ce8ec000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.283521][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.283554][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.283665][ T32] r5:800b0013 r4:80239bb0 [ 1349.283691][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.283736][ T32] r4:82ac21e4 [ 1349.283759][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.283810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.283835][ T32] r4:e0585dc0 [ 1349.283856][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.283899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.283924][ T32] r4:00000000 [ 1349.283946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.284086][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.284146][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.284193][ T32] r5:00001000 r4:dfbdd000 [ 1349.284215][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.284257][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.284299][ T32] r5:84be838c r4:84be8000 [ 1349.284320][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.284365][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.284387][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.284433][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.284456][ T32] r4:848ec200 [ 1349.284474][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.284788][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.284817][ T32] r4:00000001 [ 1349.284837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.284873][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.284899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.284928][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.284955][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.284983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.285004][ T32] r4:849b9d40 [ 1349.285039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.285121][ T32] INFO: task kworker/0:456:6095 blocked for more than 475 seconds. [ 1349.285179][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.285232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.285282][ T32] task:kworker/0:456 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.285365][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.285444][ T32] Call trace: [ 1349.285487][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.285554][ T32] r10:8291a684 r9:ecae5d84 r8:00000002 r7:60000113 r6:ecae5d8c r5:857a9800 [ 1349.285597][ T32] r4:857a9800 [ 1349.285622][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.285666][ T32] r5:857a9800 r4:8291a680 [ 1349.285727][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.285805][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.285906][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae5e08 [ 1349.286305][ T32] r4:00000000 [ 1349.286328][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.286509][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.286547][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.286627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443040 [ 1349.286654][ T32] r4:00000000 [ 1349.286675][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.286721][ T32] r9:83018005 r8:857a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.286787][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.286906][ T32] r5:00001000 r4:ebced000 [ 1349.286966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.287009][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.287052][ T32] r5:85885b8c r4:85885800 [ 1349.287074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.287120][ T32] r7:dddced80 r6:83018000 r5:85885b8c r4:8547e200 [ 1349.287141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.287189][ T32] r10:61c88647 r9:857a9800 r8:8547e22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.287211][ T32] r4:8547e200 [ 1349.287230][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.287416][ T32] r10:00000000 r9:8547e200 r8:80287e08 r7:ecae1e60 r6:8547e300 r5:857a9800 [ 1349.287443][ T32] r4:00000001 [ 1349.287595][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.287637][ T32] Exception stack(0xecae5fb0 to 0xecae5ff8) [ 1349.287671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.287702][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.287728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.287756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.288090][ T32] r4:8543ae00 [ 1349.309882][ T32] INFO: task kworker/0:456:6095 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.309990][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.310148][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.310528][ T32] Call trace: [ 1349.310570][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.310634][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.310661][ T32] r4:00000000 [ 1349.310684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.310789][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.310910][ T32] 5d20: cead4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.310946][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.310976][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.311016][ T32] r5:800b0013 r4:80239bb0 [ 1349.311346][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.311395][ T32] r4:82ac21e4 [ 1349.311508][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.311559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.311671][ T32] r4:e0585dc0 [ 1349.312045][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.312095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.312131][ T32] r4:00000000 [ 1349.312155][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.312234][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.312344][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.312393][ T32] r5:00001000 r4:dfbdd000 [ 1349.312417][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.312459][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.312507][ T32] r5:84be838c r4:84be8000 [ 1349.312531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.312584][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.312607][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.312672][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.312700][ T32] r4:848ec200 [ 1349.312722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.312773][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.312817][ T32] r4:00000001 [ 1349.312843][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.312883][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.312912][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.312943][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.312974][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.313059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.313086][ T32] r4:849b9d40 [ 1349.313111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.313141][ T32] INFO: task kworker/0:457:6097 blocked for more than 475 seconds. [ 1349.313175][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.313230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.313285][ T32] task:kworker/0:457 state:D stack:0 pid:6097 tgid:6097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.313369][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.313414][ T32] Call trace: [ 1349.313447][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.313516][ T32] r10:8291a684 r9:ecae9d84 r8:00000002 r7:60000013 r6:ecae9d8c r5:857aa400 [ 1349.313544][ T32] r4:857aa400 [ 1349.313567][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.313613][ T32] r5:857aa400 r4:8291a680 [ 1349.313635][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.313782][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.313832][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 [ 1349.313857][ T32] r4:00000000 [ 1349.313878][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.313913][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.313947][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.313987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8543af80 [ 1349.314008][ T32] r4:00000000 [ 1349.314028][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.314071][ T32] r9:83018005 r8:857aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1349.314094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.314318][ T32] r5:00001000 r4:ebcdb000 [ 1349.314343][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.314384][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.314518][ T32] r5:8588578c r4:85885400 [ 1349.314572][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.314723][ T32] r7:dddced80 r6:83018000 r5:8588578c r4:8547e380 [ 1349.314890][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.315266][ T32] r10:61c88647 r9:857aa400 r8:8547e3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.315296][ T32] r4:8547e380 [ 1349.315318][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.315440][ T32] r10:00000000 r9:8547e380 r8:80287e08 r7:ecae5e60 r6:8547e480 r5:857aa400 [ 1349.315468][ T32] r4:00000001 [ 1349.315536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.316281][ T32] Exception stack(0xecae9fb0 to 0xecae9ff8) [ 1349.316315][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.316344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.316703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.316738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.316765][ T32] r4:85443140 [ 1349.317675][ T32] INFO: task kworker/0:457:6097 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.317716][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.317902][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.317952][ T32] Call trace: [ 1349.318139][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.338644][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.338716][ T32] r4:00000000 [ 1349.338742][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.338829][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.338867][ T32] 5d20: cec11000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.338898][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.339073][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.339104][ T32] r5:800b0013 r4:80239bb0 [ 1349.339127][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.339173][ T32] r4:82ac21e4 [ 1349.339214][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.339288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.339316][ T32] r4:e0585dc0 [ 1349.339339][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.339384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.339408][ T32] r4:00000000 [ 1349.339498][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.339666][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.339760][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.339828][ T32] r5:00001000 r4:dfbdd000 [ 1349.339851][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.339895][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.339968][ T32] r5:84be838c r4:84be8000 [ 1349.340022][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.340077][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.340102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.340188][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.340244][ T32] r4:848ec200 [ 1349.340268][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.340320][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.340344][ T32] r4:00000001 [ 1349.340366][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.340404][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.340433][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.340463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.340513][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.340548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.340593][ T32] r4:849b9d40 [ 1349.340620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.340649][ T32] INFO: task kworker/0:458:6100 blocked for more than 475 seconds. [ 1349.340681][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.340706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.340728][ T32] task:kworker/0:458 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.340814][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.340871][ T32] Call trace: [ 1349.340937][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.340989][ T32] r10:8291a684 r9:ecaf1d84 r8:00000002 r7:60000113 r6:ecaf1d8c r5:857ab000 [ 1349.341014][ T32] r4:857ab000 [ 1349.341036][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.341081][ T32] r5:857ab000 r4:8291a680 [ 1349.341103][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.341247][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.341295][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 [ 1349.341362][ T32] r4:00000000 [ 1349.341474][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.341520][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.341556][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.341598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443200 [ 1349.341621][ T32] r4:00000000 [ 1349.341641][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.341686][ T32] r9:83018005 r8:857ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1349.341708][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.341751][ T32] r5:00001000 r4:ebd19000 [ 1349.341804][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.341849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.341894][ T32] r5:85885f8c r4:85885c00 [ 1349.341914][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.341960][ T32] r7:dddced80 r6:83018000 r5:85885f8c r4:8547e280 [ 1349.341981][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.342029][ T32] r10:61c88647 r9:857ab000 r8:8547e2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.342229][ T32] r4:8547e280 [ 1349.342254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.342302][ T32] r10:00000000 r9:8547e280 r8:80287e08 r7:ecae5e60 r6:8547e580 r5:857ab000 [ 1349.342433][ T32] r4:00000001 [ 1349.342547][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.342596][ T32] Exception stack(0xecaf1fb0 to 0xecaf1ff8) [ 1349.342623][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.342756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.342793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.342839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.342864][ T32] r4:85443000 [ 1349.343360][ T32] INFO: task kworker/0:458:6100 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.343429][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.343825][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.343928][ T32] Call trace: [ 1349.343963][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.344017][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.344099][ T32] r4:00000000 [ 1349.344476][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.344530][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.344588][ T32] 5d20: cec11000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.344622][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.344689][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.344718][ T32] r5:800b0013 r4:80239bb0 [ 1349.344774][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.344831][ T32] r4:82ac21e4 [ 1349.344854][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.344898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.344951][ T32] r4:e0585dc0 [ 1349.344976][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.345078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.345186][ T32] r4:00000000 [ 1349.345237][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.345289][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.345313][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.345357][ T32] r5:00001000 r4:dfbdd000 [ 1349.345396][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.345500][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.345556][ T32] r5:84be838c r4:84be8000 [ 1349.345590][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.345668][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.345723][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.345785][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.345811][ T32] r4:848ec200 [ 1349.345831][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.345885][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.345909][ T32] r4:00000001 [ 1349.345928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.345965][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.345993][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.346022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.346181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.346214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.346237][ T32] r4:849b9d40 [ 1349.346258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.346283][ T32] INFO: task kworker/0:459:6101 blocked for more than 475 seconds. [ 1349.346310][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.346345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.346383][ T32] task:kworker/0:459 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.346461][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.346561][ T32] Call trace: [ 1349.346595][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.346645][ T32] r10:8291a684 r9:ecad5d84 r8:00000002 r7:60000113 r6:ecad5d8c r5:857abc00 [ 1349.346669][ T32] r4:857abc00 [ 1349.346689][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.346763][ T32] r5:857abc00 r4:8291a680 [ 1349.346793][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.346848][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.346926][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 [ 1349.346953][ T32] r4:00000000 [ 1349.346974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.347024][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.347075][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.347127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854433c0 [ 1349.347150][ T32] r4:00000000 [ 1349.347170][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.347214][ T32] r9:83018005 r8:857abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1349.347235][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.347310][ T32] r5:00001000 r4:ec637000 [ 1349.347335][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.347377][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.347419][ T32] r5:8588638c r4:85886000 [ 1349.347440][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.347487][ T32] r7:dddced80 r6:83018000 r5:8588638c r4:8547e400 [ 1349.347508][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.347555][ T32] r10:61c88647 r9:857abc00 r8:8547e42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.347577][ T32] r4:8547e400 [ 1349.347596][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.347682][ T32] r10:00000000 r9:8547e400 r8:80287e08 r7:ecaf1e60 r6:8547e500 r5:857abc00 [ 1349.347713][ T32] r4:00000001 [ 1349.347734][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.347788][ T32] Exception stack(0xecad5fb0 to 0xecad5ff8) [ 1349.347844][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.347876][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.347924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.347957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.347983][ T32] r4:85443000 [ 1349.379197][ T32] INFO: task kworker/0:459:6101 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.379346][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.379589][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.379745][ T32] Call trace: [ 1349.379843][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.379944][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.379974][ T32] r4:00000000 [ 1349.379998][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.380044][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.380133][ T32] 5d20: cf1b2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.380169][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.380197][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.380224][ T32] r5:800b0013 r4:80239bb0 [ 1349.380247][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.380293][ T32] r4:82ac21e4 [ 1349.380315][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.380360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.380385][ T32] r4:e0585dc0 [ 1349.380438][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.380528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.380557][ T32] r4:00000000 [ 1349.380580][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.380671][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.380698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.380745][ T32] r5:00001000 r4:dfbdd000 [ 1349.380788][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.380835][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.380908][ T32] r5:84be838c r4:84be8000 [ 1349.380933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.380983][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.381005][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.381054][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.381078][ T32] r4:848ec200 [ 1349.381098][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.381146][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.381169][ T32] r4:00000001 [ 1349.381218][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.381265][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.381293][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.381322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.381378][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.381488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.381550][ T32] r4:849b9d40 [ 1349.381611][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.381661][ T32] INFO: task kworker/0:460:6103 blocked for more than 475 seconds. [ 1349.381740][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.381786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.381818][ T32] task:kworker/0:460 state:D stack:0 pid:6103 tgid:6103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.381866][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.381910][ T32] Call trace: [ 1349.381942][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.381989][ T32] r10:8291a684 r9:ecaf5d84 r8:00000002 r7:60000013 r6:ecaf5d8c r5:857ac800 [ 1349.382038][ T32] r4:857ac800 [ 1349.382063][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.382136][ T32] r5:857ac800 r4:8291a680 [ 1349.382160][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.382202][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.382243][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf5e08 [ 1349.382348][ T32] r4:00000000 [ 1349.382372][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.382408][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.382443][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.382483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443540 [ 1349.382505][ T32] r4:00000000 [ 1349.382610][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.382659][ T32] r9:83018005 r8:857ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1349.382681][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.382786][ T32] r5:00001000 r4:ec651000 [ 1349.382812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.382869][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.382913][ T32] r5:8588678c r4:85886400 [ 1349.382934][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.382992][ T32] r7:dddced80 r6:83018000 r5:8588678c r4:8547e600 [ 1349.383016][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.383063][ T32] r10:61c88647 r9:857ac800 r8:8547e62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.383085][ T32] r4:8547e600 [ 1349.383104][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.383147][ T32] r10:00000000 r9:8547e600 r8:80287e08 r7:ecad5e60 r6:8547e780 r5:857ac800 [ 1349.383199][ T32] r4:00000001 [ 1349.383223][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.383343][ T32] Exception stack(0xecaf5fb0 to 0xecaf5ff8) [ 1349.383373][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.383417][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.383448][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.383476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.383499][ T32] r4:85443380 [ 1349.383912][ T32] INFO: task kworker/0:460:6103 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.384008][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.384069][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.384173][ T32] Call trace: [ 1349.384232][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.384288][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.384339][ T32] r4:00000000 [ 1349.384362][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.384433][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.384545][ T32] 5d20: cf1b2000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.384588][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.384617][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.384640][ T32] r5:800b0013 r4:80239bb0 [ 1349.384660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.384702][ T32] r4:82ac21e4 [ 1349.384733][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.384787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.384824][ T32] r4:e0585dc0 [ 1349.384847][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.384930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.384975][ T32] r4:00000000 [ 1349.384998][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.385044][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.385094][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.385140][ T32] r5:00001000 r4:dfbdd000 [ 1349.385161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.385228][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.385273][ T32] r5:84be838c r4:84be8000 [ 1349.385323][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.385388][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.385450][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.385501][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.385524][ T32] r4:848ec200 [ 1349.385542][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.385607][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.385646][ T32] r4:00000001 [ 1349.385668][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.385742][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.385772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.385842][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.385940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.385972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.385994][ T32] r4:849b9d40 [ 1349.386014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.386039][ T32] INFO: task kworker/0:461:6105 blocked for more than 475 seconds. [ 1349.386065][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.386123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.386148][ T32] task:kworker/0:461 state:D stack:0 pid:6105 tgid:6105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.386232][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.386292][ T32] Call trace: [ 1349.386324][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.386405][ T32] r10:8291a684 r9:ecaf9d84 r8:00000002 r7:60000113 r6:ecaf9d8c r5:857ad400 [ 1349.386432][ T32] r4:857ad400 [ 1349.386473][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.386517][ T32] r5:857ad400 r4:8291a680 [ 1349.386537][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.386574][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.386720][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf9e08 [ 1349.386746][ T32] r4:00000000 [ 1349.386765][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.386808][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.386891][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.386937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443680 [ 1349.386973][ T32] r4:00000000 [ 1349.386996][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.387053][ T32] r9:83018005 r8:857ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1349.387085][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.387259][ T32] r5:85886b8c r4:85886800 [ 1349.387279][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.387507][ T32] r10:61c88647 r9:857ad400 r8:8547e6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1349.387732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.414219][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1349.414559][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.414626][ T32] 5d20: cf42e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.414708][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.414776][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.414867][ T32] r5:800b0013 r4:80239bb0 [ 1349.414922][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.415039][ T32] r4:82ac21e4 [ 1349.415096][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.415193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.415250][ T32] r4:e0585dc0 [ 1349.415301][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.415396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.415453][ T32] r4:00000000 [ 1349.415502][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.415631][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.415714][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.415811][ T32] r5:00001000 r4:dfbdd000 [ 1349.415859][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.415965][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.416091][ T32] r5:84be838c r4:84be8000 [ 1349.416150][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.416257][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.416309][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.416431][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.416505][ T32] r4:848ec200 [ 1349.416587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.416718][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.416798][ T32] r4:00000001 [ 1349.416856][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.416961][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.417042][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.417124][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.417188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.417273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.417334][ T32] r4:849b9d40 [ 1349.417394][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.417491][ T32] INFO: task kworker/0:462:6107 blocked for more than 475 seconds. [ 1349.417572][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.417632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.417721][ T32] task:kworker/0:462 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.417837][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.417934][ T32] Call trace: [ 1349.418038][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.418143][ T32] r10:8291a684 r9:ecafdd84 r8:00000002 r7:60000113 r6:ecafdd8c r5:857ae000 [ 1349.427619][ T32] r4:857ae000 [ 1349.427846][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.428067][ T32] r5:857ae000 r4:8291a680 [ 1349.428128][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.429078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 ** 7 printk messages dropped ** [ 1349.429703][ T32] r9:83018005 r8:857ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 4 printk messages dropped ** [ 1349.430145][ T32] r5:85886f8c r4:85886c00 [ 1349.430199][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.430504][ T32] r10:61c88647 r9:857ae000 r8:8547e8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.431276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.431417][ T32] r4:854435c0 [ 1349.432318][ T32] INFO: task kworker/0:462:6107 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.432431][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.432644][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.432768][ T32] Call trace: [ 1349.432845][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.432954][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.433032][ T32] r4:00000000 [ 1349.433093][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.433178][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.433247][ T32] 5d20: cf42e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.433317][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.433380][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.433579][ T32] r5:800b0013 r4:80239bb0 [ 1349.433660][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.433754][ T32] r4:82ac21e4 [ 1349.433802][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.433915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.433976][ T32] r4:e0585dc0 [ 1349.434026][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.434118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.434167][ T32] r4:00000000 [ 1349.434233][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.434330][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.434395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.434494][ T32] r5:00001000 r4:dfbdd000 [ 1349.434546][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.434637][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.434741][ T32] r5:84be838c r4:84be8000 [ 1349.434788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.434915][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.434994][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1349.435166][ T32] r4:848ec200 ** 2 printk messages dropped ** [ 1349.435425][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.435972][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1349.436458][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.436583][ T32] Call trace: [ 1349.436701][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.436813][ T32] r10:8291a684 r9:ecb01d84 r8:00000002 r7:60000013 r6:ecb01d8c r5:857aec00 [ 1349.436870][ T32] r4:857aec00 [ 1349.436922][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.437018][ T32] r5:857aec00 r4:8291a680 [ 1349.437065][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.437175][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.437278][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb01e08 ** 3 printk messages dropped ** [ 1349.437600][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1349.467543][ T32] r5:8588738c r4:85887000 [ 1349.467600][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.467744][ T32] r7:dddced80 r6:83018000 r5:8588738c r4:8547e700 ** 1 printk messages dropped ** [ 1349.467969][ T32] r10:61c88647 r9:857aec00 r8:8547e72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1349.476539][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.493857][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.494363][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1349.495157][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1349.495566][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1349.496535][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1349.497298][ T32] INFO: task kworker/0:464:6111 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.498067][ T32] r4:841a0000 ** 4 printk messages dropped ** [ 1349.506871][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 ** 7 printk messages dropped ** [ 1349.507486][ T32] r9:83018005 r8:841a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1349.507955][ T32] r5:8588778c r4:85887400 ** 1 printk messages dropped ** [ 1349.508126][ T32] r7:dddced80 r6:83018000 r5:8588778c r4:8547e900 ** 1 printk messages dropped ** [ 1349.512575][ T32] r10:61c88647 r9:841a0000 r8:8547e92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.512673][ T32] r4:8547e900 [ 1349.512740][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.512880][ T32] r10:00000000 r9:8547e900 r8:80287e08 r7:ecb01e60 r6:8547ea00 r5:841a0000 [ 1349.512938][ T32] r4:00000001 [ 1349.513014][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.513136][ T32] Exception stack(0xecb05fb0 to 0xecb05ff8) [ 1349.513232][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.513315][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.513403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.513486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.513544][ T32] r4:854437c0 [ 1349.514487][ T32] INFO: task kworker/0:464:6111 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.514608][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.514855][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.515035][ T32] Call trace: [ 1349.515135][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.515257][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.515316][ T32] r4:00000000 [ 1349.515395][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.515508][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.515584][ T32] 5d20: cf82f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.515670][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.515751][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.515852][ T32] r5:800b0013 r4:80239bb0 [ 1349.515916][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.516017][ T32] r4:82ac21e4 [ 1349.516088][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.516203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.516260][ T32] r4:e0585dc0 [ 1349.516307][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.516430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.516495][ T32] r4:00000000 [ 1349.516544][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.516704][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.516819][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.516946][ T32] r5:00001000 r4:dfbdd000 [ 1349.517004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.517098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.517196][ T32] r5:84be838c r4:84be8000 [ 1349.517250][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.517351][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.517424][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.517530][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.517586][ T32] r4:848ec200 [ 1349.517666][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.517782][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.517842][ T32] r4:00000001 [ 1349.517892][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.517975][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.518040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.518106][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.518174][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.537444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.537722][ T32] r4:849b9d40 [ 1349.537829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.537948][ T32] INFO: task kworker/0:465:6114 blocked for more than 476 seconds. [ 1349.538037][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.538100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.538163][ T32] task:kworker/0:465 state:D stack:0 pid:6114 tgid:6114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.543665][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.543855][ T32] Call trace: [ 1349.543947][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.544080][ T32] r10:8291a684 r9:ecb09d84 r8:00000002 r7:60000113 r6:ecb09d8c r5:841a0c00 ** 4 printk messages dropped ** [ 1349.544445][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.545266][ T32] r9:83018005 r8:841a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 4 printk messages dropped ** [ 1349.545758][ T32] r5:85887f8c r4:85887c00 [ 1349.545810][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.546107][ T32] r10:61c88647 r9:841a0c00 r8:8547eb2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1349.548061][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.568211][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1349.574095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.574191][ T32] r4:e0585dc0 [ 1349.574266][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.574376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.574455][ T32] r4:00000000 [ 1349.574513][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.574613][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.574673][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.574777][ T32] r5:00001000 r4:dfbdd000 [ 1349.574852][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.574949][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.575052][ T32] r5:84be838c r4:84be8000 [ 1349.575101][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.575212][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.575268][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.575373][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.575427][ T32] r4:848ec200 [ 1349.575479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.575582][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.575637][ T32] r4:00000001 [ 1349.575697][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.575832][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.575906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.575975][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.576041][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.576125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.576195][ T32] r4:849b9d40 [ 1349.576278][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.576382][ T32] INFO: task kworker/0:466:6115 blocked for more than 476 seconds. [ 1349.576470][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.576534][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.576621][ T32] task:kworker/0:466 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.576759][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.576856][ T32] Call trace: [ 1349.576933][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.577046][ T32] r10:8291a684 r9:ecb11d84 r8:00000002 r7:60000013 r6:ecb11d8c r5:841a1800 [ 1349.577116][ T32] r4:841a1800 [ 1349.577197][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.577296][ T32] r5:841a1800 r4:8291a680 [ 1349.577369][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.577466][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.577587][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb11e08 [ 1349.577658][ T32] r4:00000000 [ 1349.577710][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.577801][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.577907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.578026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85443c80 [ 1349.578089][ T32] r4:00000000 [ 1349.578144][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.592356][ T32] r9:83018005 r8:841a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1349.592523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.592702][ T32] r5:00001000 r4:ec86d000 [ 1349.592762][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.592849][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.592953][ T32] r5:85887b8c r4:85887800 [ 1349.593033][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.593151][ T32] r7:dddced80 r6:83018000 r5:85887b8c r4:8547ec80 [ 1349.593212][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.593342][ T32] r10:61c88647 r9:841a1800 r8:8547ecac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.593440][ T32] r4:8547ec80 [ 1349.593516][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.593630][ T32] r10:00000000 r9:8547ec80 r8:80287e08 r7:ecb09e60 r6:8547ed80 r5:841a1800 [ 1349.593698][ T32] r4:00000001 [ 1349.593785][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.593911][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) [ 1349.594002][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.594088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.594175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.594251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.594308][ T32] r4:85443bc0 [ 1349.595265][ T32] INFO: task kworker/0:466:6115 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.595364][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.595541][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.595661][ T32] Call trace: [ 1349.595768][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.595897][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.595961][ T32] r4:00000000 [ 1349.596034][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1349.596457][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1349.597124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1349.597950][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.619833][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.620563][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.621227][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.622161][ T32] r5:00001000 r4:ec891000 ** 2 printk messages dropped ** [ 1349.622443][ T32] r5:857bc38c r4:857bc000 ** 1 printk messages dropped ** [ 1349.622631][ T32] r7:dddced80 r6:83018000 r5:857bc38c r4:8547eb80 ** 4 printk messages dropped ** [ 1349.623056][ T32] r10:00000000 r9:8547eb80 r8:80287e08 r7:ecb09e60 r6:8547ee80 r5:841a2400 ** 5 printk messages dropped ** [ 1349.623422][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.623487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.623541][ T32] r4:851b3080 [ 1349.624461][ T32] INFO: task kworker/0:467:6117 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.624560][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.624759][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.624863][ T32] Call trace: [ 1349.624941][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.625075][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.625141][ T32] r4:00000000 [ 1349.625189][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.625303][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.625376][ T32] 5d20: cfd5e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.625463][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.625533][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.625611][ T32] r5:800b0013 r4:80239bb0 [ 1349.625678][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.625798][ T32] r4:82ac21e4 [ 1349.625856][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.625955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.626031][ T32] r4:e0585dc0 [ 1349.626087][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.626188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.626249][ T32] r4:00000000 [ 1349.626298][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.626420][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.626480][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.626596][ T32] r5:00001000 r4:dfbdd000 [ 1349.626683][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.626779][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.626899][ T32] r5:84be838c r4:84be8000 [ 1349.626956][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.627059][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.627115][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.627248][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.627311][ T32] r4:848ec200 [ 1349.627359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.627462][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.627519][ T32] r4:00000001 [ 1349.627566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.627660][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.627724][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.627808][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.627881][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.627972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 3 printk messages dropped ** [ 1349.628256][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.653076][ T32] r4:841a3000 ** 4 printk messages dropped ** [ 1349.653469][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb0de08 ** 9 printk messages dropped ** [ 1349.654288][ T32] r5:00001000 r4:ec8bf000 ** 2 printk messages dropped ** [ 1349.654563][ T32] r5:857bcf8c r4:857bcc00 [ 1349.654639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.654870][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.655688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.657249][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.657378][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.657439][ T32] r4:00000000 [ 1349.657489][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.657604][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.657685][ T32] 5d20: cff5c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.657756][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.657838][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.657897][ T32] r5:800b0013 r4:80239bb0 [ 1349.657946][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.658031][ T32] r4:82ac21e4 [ 1349.658094][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.658196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.658300][ T32] r4:e0585dc0 [ 1349.679546][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.679659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.679691][ T32] r4:00000000 [ 1349.679804][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.679859][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.679886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.679936][ T32] r5:00001000 r4:dfbdd000 [ 1349.679957][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1349.680095][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.680825][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1349.681452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1349.682159][ T32] r4:841a3c00 ** 6 printk messages dropped ** [ 1349.682806][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.683382][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.683426][ T32] r5:857bc78c r4:857bc400 [ 1349.683487][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.683725][ T32] r10:61c88647 r9:841a3c00 r8:851ac02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1349.684077][ T32] r4:851b3180 ** 2 printk messages dropped ** [ 1349.685000][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.685630][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1349.686347][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1349.686861][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1349.687576][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.688038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.714284][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.715160][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb21e08 [ 1349.715218][ T32] r4:00000000 [ 1349.715268][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.715377][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.715481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.715581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b3380 [ 1349.715636][ T32] r4:00000000 [ 1349.715695][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.715804][ T32] r9:83018005 r8:841a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1349.715858][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.715959][ T32] r5:00001000 r4:ec8b1000 [ 1349.716014][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.716108][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.716206][ T32] r5:857bcb8c r4:857bc800 [ 1349.716257][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.716368][ T32] r7:dddced80 r6:83018000 r5:857bcb8c r4:851ac100 [ 1349.716463][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.716578][ T32] r10:61c88647 r9:841a4800 r8:851ac12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.716665][ T32] r4:851ac100 [ 1349.716719][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.716823][ T32] r10:00000000 r9:851ac100 r8:80287e08 r7:ecb0de60 r6:851ac280 r5:841a4800 [ 1349.716962][ T32] r4:00000001 [ 1349.717021][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.717143][ T32] Exception stack(0xecb21fb0 to 0xecb21ff8) [ 1349.717213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.717277][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.717341][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.717402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.717454][ T32] r4:851b3340 [ 1349.729481][ T32] INFO: task kworker/0:470:6123 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.729730][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.729935][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.730067][ T32] Call trace: [ 1349.730150][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.730278][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.730339][ T32] r4:00000000 [ 1349.730389][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.730483][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.730574][ T32] 5d20: d03c5000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.730655][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.730723][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.730781][ T32] r5:800b0013 r4:80239bb0 [ 1349.730858][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.730977][ T32] r4:82ac21e4 [ 1349.731036][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.731159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.731220][ T32] r4:e0585dc0 [ 1349.731289][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.731390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.731469][ T32] r4:00000000 [ 1349.731528][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.731639][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.731704][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.731816][ T32] r5:00001000 r4:dfbdd000 [ 1349.731891][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.732002][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.732103][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1349.732483][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1349.732927][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1349.733587][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.734259][ T32] r4:841a5400 ** 4 printk messages dropped ** [ 1349.734669][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb25e08 ** 7 printk messages dropped ** [ 1349.735287][ T32] r9:83018005 r8:841a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1349.735701][ T32] r5:857bd38c r4:857bd000 ** 2 printk messages dropped ** [ 1349.735893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.736647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.736740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.736803][ T32] r4:851b34c0 [ 1349.737658][ T32] INFO: task kworker/0:471:6126 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.737740][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.737864][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.737993][ T32] Call trace: [ 1349.738279][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.767863][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.767976][ T32] r4:00000000 [ 1349.768026][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.768177][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.769051][ T32] 5d20: d068f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.769158][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.769238][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.769330][ T32] r5:800b0013 r4:80239bb0 [ 1349.769390][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.769503][ T32] r4:82ac21e4 [ 1349.769571][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.769678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.769726][ T32] r4:e0585dc0 [ 1349.769766][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.769846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.769895][ T32] r4:00000000 [ 1349.769955][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.770050][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.770113][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.770203][ T32] r5:00001000 r4:dfbdd000 [ 1349.770245][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.770318][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.770417][ T32] r5:84be838c r4:84be8000 [ 1349.770462][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.770575][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.770634][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.770739][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.770791][ T32] r4:848ec200 [ 1349.770988][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.771163][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.771270][ T32] r4:00000001 [ 1349.771303][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.771381][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.771486][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.771631][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.771694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.771738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 1 printk messages dropped ** [ 1349.771803][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1349.772659][ T32] r4:841a6000 ** 6 printk messages dropped ** [ 1349.773270][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1349.773831][ T32] r5:857bd78c r4:857bd400 [ 1349.773880][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.773930][ T32] r7:dddced80 r6:83018000 r5:857bd78c r4:851ac200 ** 1 printk messages dropped ** [ 1349.774120][ T32] r10:61c88647 r9:841a6000 r8:851ac22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.774746][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.776146][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1349.776832][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1349.777145][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1349.777722][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1349.777958][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.811108][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.811478][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.811871][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.812331][ T32] r5:00001000 r4:ec8e1000 ** 2 printk messages dropped ** [ 1349.812434][ T32] r5:857bdb8c r4:857bd800 [ 1349.812454][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.812529][ T32] r7:dddced80 r6:83018000 r5:857bdb8c r4:851ac300 [ 1349.812556][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.812605][ T32] r10:61c88647 r9:841a6c00 r8:851ac32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.812630][ T32] r4:851ac300 [ 1349.812654][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.812757][ T32] r10:00000000 r9:851ac300 r8:80287e08 r7:ecb1de60 r6:851ac580 r5:841a6c00 [ 1349.812785][ T32] r4:00000001 [ 1349.812824][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.812884][ T32] Exception stack(0xecb29fb0 to 0xecb29ff8) [ 1349.812914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.812942][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.812996][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.813055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.813081][ T32] r4:851b37c0 [ 1349.813601][ T32] INFO: task kworker/0:473:6130 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.813638][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.813746][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.813823][ T32] Call trace: [ 1349.813855][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.813905][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.813931][ T32] r4:00000000 [ 1349.813977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.814050][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.814083][ T32] 5d20: d0b39000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.814139][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.814194][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.814224][ T32] r5:800b0013 r4:80239bb0 [ 1349.814308][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.814407][ T32] r4:82ac21e4 [ 1349.814432][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.814476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.814499][ T32] r4:e0585dc0 [ 1349.814519][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.814589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.814660][ T32] r4:00000000 [ 1349.814690][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.814749][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.814772][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.814828][ T32] r5:00001000 r4:dfbdd000 [ 1349.814855][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.814898][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.814956][ T32] r5:84be838c r4:84be8000 [ 1349.814983][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.815111][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.815138][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.815213][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.815240][ T32] r4:848ec200 [ 1349.815286][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.815339][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.815363][ T32] r4:00000001 [ 1349.815382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.815446][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.815477][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.815535][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.815566][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.815595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1349.815856][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.816435][ T32] r5:84ac0000 r4:8291a680 ** 5 printk messages dropped ** [ 1349.816641][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.817156][ T32] r5:857bdf8c r4:857bdc00 [ 1349.817203][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.817281][ T32] r7:dddced80 r6:83018000 r5:857bdf8c r4:851ac400 [ 1349.817395][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.817505][ T32] r10:61c88647 r9:84ac0000 r8:851ac42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.817618][ T32] r4:851ac400 [ 1349.817641][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.817709][ T32] r10:00000000 r9:851ac400 r8:80287e08 r7:ecb29e60 r6:851ac500 r5:84ac0000 [ 1349.817767][ T32] r4:00000001 [ 1349.817817][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.817883][ T32] Exception stack(0xecb2dfb0 to 0xecb2dff8) [ 1349.817940][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.817973][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.818027][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.818062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.818186][ T32] r4:851b3940 [ 1349.841198][ T32] INFO: task kworker/0:474:6131 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.841304][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.841381][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.841439][ T32] Call trace: [ 1349.841472][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.841549][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.841601][ T32] r4:00000000 [ 1349.841625][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.841674][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.841732][ T32] 5d20: d0ebb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.841766][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.841809][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.841838][ T32] r5:800b0013 r4:80239bb0 [ 1349.841861][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.841903][ T32] r4:82ac21e4 [ 1349.841951][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.841999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.842024][ T32] r4:e0585dc0 [ 1349.842044][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.842086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.842111][ T32] r4:00000000 [ 1349.842132][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.842206][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.842259][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.842415][ T32] r5:00001000 r4:dfbdd000 [ 1349.842476][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.842521][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.842565][ T32] r5:84be838c r4:84be8000 [ 1349.842587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.842633][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.842662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.842743][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.842798][ T32] r4:848ec200 [ 1349.842834][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.842886][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 2 printk messages dropped ** [ 1349.843051][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1349.843627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1349.844584][ T32] r4:84ac0c00 ** 4 printk messages dropped ** [ 1349.844867][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb31e08 ** 5 printk messages dropped ** [ 1349.845181][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.845488][ T32] r5:857be78c r4:857be400 [ 1349.845552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.845694][ T32] r10:61c88647 r9:84ac0c00 r8:851ac62c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.846055][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.846484][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.846573][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.846682][ T32] Call trace: [ 1349.846758][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.846874][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.846902][ T32] r4:00000000 [ 1349.846924][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.847000][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.847033][ T32] 5d20: d0ebb000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.847064][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.847091][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.847129][ T32] r5:800b0013 r4:80239bb0 [ 1349.847187][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.847261][ T32] r4:82ac21e4 [ 1349.847343][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.847396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.847420][ T32] r4:e0585dc0 [ 1349.847441][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.847544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.847606][ T32] r4:00000000 [ 1349.847657][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.847745][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.847773][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.847818][ T32] r5:00001000 r4:dfbdd000 [ 1349.847864][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.847918][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.847961][ T32] r5:84be838c r4:84be8000 [ 1349.848060][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.848121][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.848146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.848219][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.862262][ T32] r4:848ec200 [ 1349.862305][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.862373][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.862398][ T32] r4:00000001 [ 1349.862419][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.862484][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.862519][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.862576][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.862705][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.862773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.862800][ T32] r4:849b9d40 [ 1349.862870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.862931][ T32] INFO: task kworker/0:476:6135 blocked for more than 476 seconds. [ 1349.862983][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.863040][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.863068][ T32] task:kworker/0:476 state:D stack:0 pid:6135 tgid:6135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.863153][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.863273][ T32] Call trace: [ 1349.863311][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.863365][ T32] r10:8291a684 r9:ecb39d84 r8:00000002 r7:60000013 r6:ecb39d8c r5:84ac1800 [ 1349.863388][ T32] r4:84ac1800 [ 1349.863409][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.863452][ T32] r5:84ac1800 r4:8291a680 [ 1349.863491][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.863564][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.863637][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 [ 1349.863694][ T32] r4:00000000 [ 1349.863718][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.863783][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1349.863912][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1349.864386][ T32] r5:857be38c r4:857be000 [ 1349.864406][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.864546][ T32] r10:61c88647 r9:84ac1800 r8:851ac7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.865148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1349.865910][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.866126][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1349.866540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.866611][ T32] r4:e0585dc0 [ 1349.866634][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.866684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.866710][ T32] r4:00000000 [ 1349.866743][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.866802][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.866841][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.866896][ T32] r5:00001000 r4:dfbdd000 [ 1349.867115][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.867159][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.867202][ T32] r5:84be838c r4:84be8000 [ 1349.867221][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.867271][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.867319][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.867426][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.867455][ T32] r4:848ec200 [ 1349.867475][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.867521][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.867544][ T32] r4:00000001 [ 1349.867563][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.867602][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.867628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.867704][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.867744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.867775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.867881][ T32] r4:849b9d40 [ 1349.867908][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.867992][ T32] INFO: task kworker/0:477:6137 blocked for more than 476 seconds. [ 1349.868030][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.868054][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.868093][ T32] task:kworker/0:477 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.886715][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.886795][ T32] Call trace: [ 1349.886850][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.886912][ T32] r10:8291a684 r9:ecb3dd84 r8:00000002 r7:60000013 r6:ecb3dd8c r5:84ac3000 [ 1349.886938][ T32] r4:84ac3000 [ 1349.886961][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.887005][ T32] r5:84ac3000 r4:8291a680 ** 2 printk messages dropped ** [ 1349.887107][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 ** 11 printk messages dropped ** [ 1349.887575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.887670][ T32] r5:857bef8c r4:857bec00 [ 1349.887696][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1349.887849][ T32] r10:61c88647 r9:84ac3000 r8:851ac6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1349.888810][ T32] r4:851b3dc0 ** 3 printk messages dropped ** [ 1349.889521][ T32] Call trace: ** 4 printk messages dropped ** [ 1349.889781][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1349.890040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1349.890345][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.890851][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.891099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.891597][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.891867][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.892406][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.892599][ T32] r5:8499938c r4:84999000 ** 3 printk messages dropped ** [ 1349.892845][ T32] r10:61c88647 r9:84ac3c00 r8:849c3f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1349.893194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.893922][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1349.894204][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1349.894658][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.895137][ T32] r4:848ec200 [ 1349.895183][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.895234][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.895285][ T32] r4:00000001 [ 1349.895335][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.895379][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.895446][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.895509][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.895553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.895586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.895653][ T32] r4:849b9d40 [ 1349.895748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.895780][ T32] INFO: task kworker/0:478:6141 blocked for more than 476 seconds. [ 1349.895809][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.895866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.895891][ T32] task:kworker/0:478 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.895937][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.896015][ T32] Call trace: [ 1349.896119][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1349.896175][ T32] r10:8291a684 r9:ecb45d84 r8:00000002 r7:60000013 r6:ecb45d8c r5:84ac4800 [ 1349.896237][ T32] r4:84ac4800 [ 1349.896295][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1349.896343][ T32] r5:84ac4800 r4:8291a680 [ 1349.896380][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.896458][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.896507][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb45e08 [ 1349.896531][ T32] r4:00000000 [ 1349.896550][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1349.896588][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1349.896644][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.896726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85634380 [ 1349.896755][ T32] r4:00000000 [ 1349.896776][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.896823][ T32] r9:83018005 r8:84ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1349.896845][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.896927][ T32] r5:00001000 r4:ec929000 [ 1349.896951][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.897052][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.897100][ T32] r5:857bf38c r4:857bf000 [ 1349.897121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.897169][ T32] r7:dddced80 r6:83018000 r5:857bf38c r4:851aca00 [ 1349.897190][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.897240][ T32] r10:61c88647 r9:84ac4800 r8:851aca2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.897264][ T32] r4:851aca00 [ 1349.897284][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.897330][ T32] r10:00000000 r9:851aca00 r8:80287e08 r7:ecb3de60 r6:851aca80 r5:84ac4800 [ 1349.897353][ T32] r4:00000001 [ 1349.897387][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.897427][ T32] Exception stack(0xecb45fb0 to 0xecb45ff8) [ 1349.897482][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.897582][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.897614][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.897659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.897686][ T32] r4:85634040 [ 1349.897895][ T32] INFO: task kworker/0:478:6141 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.897959][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.898132][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.898298][ T32] Call trace: [ 1349.928739][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.928827][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.928855][ T32] r4:00000000 [ 1349.928908][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.928968][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.929005][ T32] 5d20: d16c6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.929039][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.929067][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.929097][ T32] r5:800b0013 r4:80239bb0 [ 1349.929120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.929166][ T32] r4:82ac21e4 [ 1349.929189][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.929235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.929260][ T32] r4:e0585dc0 [ 1349.929283][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.929328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.929356][ T32] r4:00000000 [ 1349.929412][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.929468][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.929493][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.929545][ T32] r5:00001000 r4:dfbdd000 [ 1349.929581][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.929629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.929725][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.930179][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 8 printk messages dropped ** [ 1349.930577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1349.930990][ T32] r4:84ac5400 ** 5 printk messages dropped ** [ 1349.931299][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.931586][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.931832][ T32] r5:857bf78c r4:857bf400 [ 1349.931879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.931930][ T32] r7:dddced80 r6:83018000 r5:857bf78c r4:851acc00 [ 1349.931952][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.931999][ T32] r10:61c88647 r9:84ac5400 r8:851acc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.932048][ T32] r4:851acc00 [ 1349.932071][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.932116][ T32] r10:00000000 r9:851acc00 r8:80287e08 r7:ecb45e60 r6:851acc80 r5:84ac5400 [ 1349.932143][ T32] r4:00000001 [ 1349.932162][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.932226][ T32] Exception stack(0xecb41fb0 to 0xecb41ff8) [ 1349.932258][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.932287][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.932339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.932387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.932415][ T32] r4:85634540 [ 1349.932840][ T32] INFO: task kworker/0:479:6143 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.932880][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.932939][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.932985][ T32] Call trace: [ 1349.933036][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.933088][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.933111][ T32] r4:00000000 [ 1349.933131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.933244][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.933348][ T32] 5d20: d16c6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.933452][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.933489][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.933556][ T32] r5:800b0013 r4:80239bb0 [ 1349.933581][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.933664][ T32] r4:82ac21e4 [ 1349.933707][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.933763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.933845][ T32] r4:e0585dc0 [ 1349.933880][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.933939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.933966][ T32] r4:00000000 [ 1349.933986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.934033][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.934056][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.934098][ T32] r5:00001000 r4:dfbdd000 [ 1349.934171][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.934222][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.934265][ T32] r5:84be838c r4:84be8000 [ 1349.934286][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.934334][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.934501][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.934579][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.934632][ T32] r4:848ec200 [ 1349.934660][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.934710][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.934734][ T32] r4:00000001 [ 1349.934753][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.934790][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.934845][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.935256][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.935658][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb49e08 ** 11 printk messages dropped ** [ 1349.936232][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.936280][ T32] r5:857bfb8c r4:857bf800 ** 1 printk messages dropped ** [ 1349.936367][ T32] r7:dddced80 r6:83018000 r5:857bfb8c r4:851acb00 ** 4 printk messages dropped ** [ 1349.936639][ T32] r10:00000000 r9:851acb00 r8:80287e08 r7:ecb41e60 r6:851acd80 r5:84ac6000 ** 7 printk messages dropped ** [ 1349.936936][ T32] r4:85634400 ** 4 printk messages dropped ** [ 1349.937393][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1349.937718][ T32] r4:82ac21e4 ** 3 printk messages dropped ** [ 1349.937820][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1349.938289][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1349.959198][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1349.959519][ T32] INFO: task kworker/0:481:6147 blocked for more than 476 seconds. ** 11 printk messages dropped ** [ 1349.960276][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1349.960826][ T32] r5:00001000 r4:ec957000 ** 2 printk messages dropped ** [ 1349.961065][ T32] r5:857bff8c r4:857bfc00 ** 1 printk messages dropped ** [ 1349.961139][ T32] r7:dddced80 r6:83018000 r5:857bff8c r4:851ace00 ** 1 printk messages dropped ** [ 1349.961541][ T32] r10:61c88647 r9:84ac6c00 r8:851ace2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.961566][ T32] r4:851ace00 [ 1349.961587][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.961741][ T32] r10:00000000 r9:851ace00 r8:80287e08 r7:ecb49e60 r6:851acf00 r5:84ac6c00 [ 1349.961768][ T32] r4:00000001 [ 1349.961818][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.961915][ T32] Exception stack(0xecb4dfb0 to 0xecb4dff8) [ 1349.961955][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.961985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.962037][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.962078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.962132][ T32] r4:856345c0 [ 1349.962517][ T32] INFO: task kworker/0:481:6147 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1349.962555][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.962674][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.962843][ T32] Call trace: [ 1349.962898][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1349.962955][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1349.963007][ T32] r4:00000000 [ 1349.963063][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.963132][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1349.963211][ T32] 5d20: d19dd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1349.963249][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1349.963275][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1349.963299][ T32] r5:800b0013 r4:80239bb0 [ 1349.963320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.963361][ T32] r4:82ac21e4 [ 1349.963381][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.963537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1349.963570][ T32] r4:e0585dc0 [ 1349.963605][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1349.963665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1349.963730][ T32] r4:00000000 [ 1349.963782][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1349.963852][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1349.963905][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1349.963952][ T32] r5:00001000 r4:dfbdd000 [ 1349.963972][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1349.964046][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.964097][ T32] r5:84be838c r4:84be8000 [ 1349.964119][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.964195][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1349.964255][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1349.964333][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.964405][ T32] r4:848ec200 [ 1349.964432][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1349.964480][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1349.964518][ T32] r4:00000001 [ 1349.964541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.964578][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1349.964620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.964685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.964725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.964755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1349.964803][ T32] r4:849b9d40 [ 1349.964835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.964864][ T32] INFO: task kworker/0:482:6149 blocked for more than 476 seconds. [ 1349.964891][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1349.964951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1349.965341][ T32] r5:84ac2400 r4:8291a680 ** 5 printk messages dropped ** [ 1349.965582][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.966125][ T32] r5:858ac78c r4:858ac400 [ 1349.966155][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1349.966228][ T32] r7:dddced80 r6:83018000 r5:858ac78c r4:851acd00 ** 1 printk messages dropped ** [ 1349.966336][ T32] r10:61c88647 r9:84ac2400 r8:851acd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.966785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1349.967735][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1349.968036][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.004236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1350.004702][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.005126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.005735][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.006235][ T32] r5:858d0000 r4:8291a680 ** 5 printk messages dropped ** [ 1350.006800][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.007797][ T32] r5:858ac38c r4:858ac000 [ 1350.007856][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.014012][ T32] r10:00000000 r9:851ace80 r8:80287e08 r7:ecb51e60 r6:851acf80 r5:858d0000 ** 6 printk messages dropped ** [ 1350.014478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.014509][ T32] r4:856348c0 [ 1350.015047][ T32] INFO: task kworker/0:483:6151 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.015104][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.015283][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.015387][ T32] Call trace: [ 1350.015513][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.015636][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.015707][ T32] r4:00000000 [ 1350.015767][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.015862][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.015925][ T32] 5d20: d1f9b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.016017][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.016092][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.016158][ T32] r5:800b0013 r4:80239bb0 [ 1350.016211][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.016311][ T32] r4:82ac21e4 [ 1350.016363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.016475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.016536][ T32] r4:e0585dc0 [ 1350.016587][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.016714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.016775][ T32] r4:00000000 [ 1350.016852][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.016973][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.017032][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.017138][ T32] r5:00001000 r4:dfbdd000 [ 1350.017223][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.017337][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.017439][ T32] r5:84be838c r4:84be8000 [ 1350.017495][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.017614][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.017683][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.017807][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.017869][ T32] r4:848ec200 [ 1350.017916][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.018025][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.018103][ T32] r4:00000001 [ 1350.018158][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.032274][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.032339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.032388][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.032420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.032454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.032477][ T32] r4:849b9d40 [ 1350.032513][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.032547][ T32] INFO: task kworker/0:484:6152 blocked for more than 476 seconds. [ 1350.032597][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.032639][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.032684][ T32] task:kworker/0:484 state:D stack:0 pid:6152 tgid:6152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.032763][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.032904][ T32] Call trace: [ 1350.033025][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.033153][ T32] r10:8291a684 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:858d0c00 [ 1350.033187][ T32] r4:858d0c00 [ 1350.033224][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.033299][ T32] r5:858d0c00 r4:8291a680 [ 1350.033324][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.033589][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1350.033935][ T32] r5:858acb8c r4:858ac800 ** 1 printk messages dropped ** [ 1350.034002][ T32] r7:dddced80 r6:83018000 r5:858acb8c r4:850ea200 [ 1350.034105][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.034166][ T32] r10:61c88647 r9:858d0c00 r8:850ea22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.034215][ T32] r4:850ea200 [ 1350.034240][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.034287][ T32] r10:00000000 r9:850ea200 r8:80287e08 r7:ecb51e60 r6:851ac980 r5:858d0c00 [ 1350.034309][ T32] r4:00000001 [ 1350.034329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.034370][ T32] Exception stack(0xecb59fb0 to 0xecb59ff8) [ 1350.034396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.034452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.034511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.034550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.034632][ T32] r4:85634c00 [ 1350.035132][ T32] INFO: task kworker/0:484:6152 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.035178][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.035272][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.035372][ T32] Call trace: [ 1350.035472][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.035598][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.035669][ T32] r4:00000000 [ 1350.035744][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.035845][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.035911][ T32] 5d20: d2012000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.036000][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.036087][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.036174][ T32] r5:800b0013 r4:80239bb0 [ 1350.036254][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.036371][ T32] r4:82ac21e4 [ 1350.036426][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.036548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.036634][ T32] r4:e0585dc0 [ 1350.036717][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.036831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.036891][ T32] r4:00000000 [ 1350.036946][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.037056][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.037111][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1350.037531][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1350.058079][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.058994][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.059283][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.059596][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.059981][ T32] r5:858ad38c r4:858ad000 [ 1350.060028][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.060269][ T32] r7:dddced80 r6:83018000 r5:858ad38c r4:85694080 [ 1350.060299][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.060348][ T32] r10:61c88647 r9:858d1800 r8:856940ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.060371][ T32] r4:85694080 [ 1350.060390][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.060436][ T32] r10:00000000 r9:85694080 r8:80287e08 r7:ecb59e60 r6:85694180 r5:858d1800 [ 1350.060459][ T32] r4:00000001 [ 1350.060478][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.060542][ T32] Exception stack(0xecb5dfb0 to 0xecb5dff8) [ 1350.060577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.060608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.060634][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.060667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.060690][ T32] r4:85634c40 [ 1350.061178][ T32] INFO: task kworker/0:485:6156 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.061219][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.061307][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.061362][ T32] Call trace: [ 1350.061451][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.061505][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.061529][ T32] r4:00000000 [ 1350.061557][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.061600][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.061629][ T32] 5d20: d2192000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.061667][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.061700][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.061754][ T32] r5:800b0013 r4:80239bb0 [ 1350.061779][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.061822][ T32] r4:82ac21e4 [ 1350.061843][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.061886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.061909][ T32] r4:e0585dc0 [ 1350.061930][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.062013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.062050][ T32] r4:00000000 [ 1350.062071][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.062118][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 5 printk messages dropped ** [ 1350.062350][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.063010][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1350.063514][ T32] INFO: task kworker/0:486:6157 blocked for more than 476 seconds. ** 7 printk messages dropped ** [ 1350.064164][ T32] r4:858d2400 ** 4 printk messages dropped ** [ 1350.064401][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 ** 9 printk messages dropped ** [ 1350.064781][ T32] r5:00001000 r4:ec99b000 ** 2 printk messages dropped ** [ 1350.065061][ T32] r5:858acf8c r4:858acc00 [ 1350.065134][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.065247][ T32] r7:dddced80 r6:83018000 r5:858acf8c r4:85694000 ** 4 printk messages dropped ** [ 1350.065692][ T32] r10:00000000 r9:85694000 r8:80287e08 r7:ecb5de60 r6:85694280 r5:858d2400 [ 1350.065752][ T32] r4:00000001 [ 1350.065804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.065887][ T32] Exception stack(0xecb61fb0 to 0xecb61ff8) [ 1350.065949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.066035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.066108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.066180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.066239][ T32] r4:85634d40 [ 1350.066802][ T32] INFO: task kworker/0:486:6157 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.066919][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.067086][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.067198][ T32] Call trace: [ 1350.067291][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.067425][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.067519][ T32] r4:00000000 [ 1350.067606][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.067727][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.067809][ T32] 5d20: d2192000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.067903][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.067991][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.068065][ T32] r5:800b0013 r4:80239bb0 [ 1350.068117][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.099059][ T32] r4:82ac21e4 [ 1350.099306][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.099478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.099554][ T32] r4:e0585dc0 [ 1350.099636][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.099744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.099798][ T32] r4:00000000 [ 1350.099863][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.099974][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.100027][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.100145][ T32] r5:00001000 r4:dfbdd000 [ 1350.100200][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.100289][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.100384][ T32] r5:84be838c r4:84be8000 [ 1350.100432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.100532][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.100585][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.101009][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 8 printk messages dropped ** [ 1350.101633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1350.102428][ T32] r4:858d3000 ** 4 printk messages dropped ** [ 1350.102861][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 ** 4 printk messages dropped ** [ 1350.103274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857661c0 [ 1350.103331][ T32] r4:00000000 [ 1350.103396][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.103498][ T32] r9:83018005 r8:858d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1350.103549][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.103641][ T32] r5:00001000 r4:eb7f9000 [ 1350.103702][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.103787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.103876][ T32] r5:858adf8c r4:858adc00 [ 1350.103924][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.104042][ T32] r7:dddced80 r6:83018000 r5:858adf8c r4:85694300 [ 1350.104096][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.104196][ T32] r10:61c88647 r9:858d3000 r8:8569432c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.104257][ T32] r4:85694300 [ 1350.104356][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.104464][ T32] r10:00000000 r9:85694300 r8:80287e08 r7:ecb5de60 r6:85694380 r5:858d3000 [ 1350.104520][ T32] r4:00000001 [ 1350.104566][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.104660][ T32] Exception stack(0xecb65fb0 to 0xecb65ff8) [ 1350.104722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.104816][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.104924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.105032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.105093][ T32] r4:851b3dc0 [ 1350.106041][ T32] INFO: task kworker/0:487:6159 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.106161][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.106363][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.106476][ T32] Call trace: [ 1350.106581][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.106726][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.106792][ T32] r4:00000000 [ 1350.106866][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.106960][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.107030][ T32] 5d20: d24d4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.107103][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.107193][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.107260][ T32] r5:800b0013 r4:80239bb0 [ 1350.107328][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.107447][ T32] r4:82ac21e4 [ 1350.107522][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1350.107848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1350.134270][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1350.134996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1350.135987][ T32] r4:8588ec00 ** 5 printk messages dropped ** [ 1350.136442][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.136846][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.137467][ T32] r5:858ad78c r4:858ad400 [ 1350.137515][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.137792][ T32] r10:61c88647 r9:8588ec00 r8:8569422c r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1350.138066][ T32] r4:00000001 [ 1350.138140][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.148892][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 1350.149052][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.149152][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.149227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.149301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.149382][ T32] r4:85766080 [ 1350.150342][ T32] INFO: task kworker/0:488:6161 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.150446][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.150659][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.150803][ T32] Call trace: [ 1350.150907][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.151046][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.151112][ T32] r4:00000000 [ 1350.151188][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.151307][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.151402][ T32] 5d20: d266c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.151485][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.151552][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.151615][ T32] r5:800b0013 r4:80239bb0 [ 1350.151681][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.151802][ T32] r4:82ac21e4 [ 1350.151870][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.151978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.152057][ T32] r4:e0585dc0 [ 1350.152117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.152217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.152315][ T32] r4:00000000 [ 1350.152377][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.152511][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.152612][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1350.153243][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1350.153673][ T32] r4:00000001 [ 1350.153727][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.153811][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.153872][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.153939][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.154022][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.154116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1350.154303][ T32] INFO: task kworker/0:489:6162 blocked for more than 476 seconds. ** 15 printk messages dropped ** [ 1350.155833][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.156777][ T32] r5:858adb8c r4:858ad800 ** 3 printk messages dropped ** [ 1350.157128][ T32] r10:61c88647 r9:8588e000 r8:8569412c r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1350.186573][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1350.187154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.187209][ T32] r4:e0585dc0 [ 1350.187259][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.187356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.187446][ T32] r4:00000000 [ 1350.187518][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.187629][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.187726][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.187807][ T32] r5:00001000 r4:dfbdd000 [ 1350.187865][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.187963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.188069][ T32] r5:84be838c r4:84be8000 [ 1350.188128][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.188243][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.203512][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.203656][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.203809][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.203837][ T32] r4:00000001 [ 1350.203858][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.203924][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.203957][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.203987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.204039][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.204086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.204406][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.204720][ T32] r5:85889800 r4:8291a680 ** 5 printk messages dropped ** [ 1350.204971][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.205501][ T32] r5:858ae78c r4:858ae400 [ 1350.205579][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.205700][ T32] r7:dddced80 r6:83018000 r5:858ae78c r4:85694400 ** 1 printk messages dropped ** [ 1350.205871][ T32] r10:61c88647 r9:85889800 r8:8569442c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1350.206633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1350.216274][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.216703][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 8 printk messages dropped ** [ 1350.217419][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.217969][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1350.232167][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1350.232612][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 4 printk messages dropped ** [ 1350.232967][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1350.233498][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.234163][ T32] r5:85786000 r4:8291a680 ** 5 printk messages dropped ** [ 1350.234631][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.235533][ T32] r5:858ae38c r4:858ae000 [ 1350.235606][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.235956][ T32] r4:85694580 ** 6 printk messages dropped ** [ 1350.236433][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.238073][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.238178][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.238281][ T32] r4:00000000 [ 1350.257100][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.257295][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.257374][ T32] 5d20: d2d82000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.257449][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.257511][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.257574][ T32] r5:800b0013 r4:80239bb0 [ 1350.257624][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.257740][ T32] r4:82ac21e4 [ 1350.257790][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.257930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.257997][ T32] r4:e0585dc0 [ 1350.258050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.258163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.258220][ T32] r4:00000000 [ 1350.261843][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.262033][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.262093][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.262192][ T32] r5:00001000 r4:dfbdd000 [ 1350.262243][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.262333][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.262470][ T32] r5:84be838c r4:84be8000 [ 1350.262529][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.262662][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.262722][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.262849][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.262906][ T32] r4:848ec200 [ 1350.262957][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.263065][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.263118][ T32] r4:00000001 [ 1350.263165][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.263248][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.263314][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.263406][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.263474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.263542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.263597][ T32] r4:849b9d40 [ 1350.263661][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.263735][ T32] INFO: task kworker/0:492:6169 blocked for more than 476 seconds. [ 1350.263830][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.263912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1350.264127][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.264889][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.265724][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.266082][ T32] r5:858aeb8c r4:858ae800 [ 1350.266168][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.266434][ T32] r10:61c88647 r9:8588c800 r8:8569462c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.267140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.289821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1350.290612][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1350.291130][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.291708][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1350.292379][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1350.292923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.293787][ T32] r10:8291a684 r9:ecb81d84 r8:00000002 r7:60000013 r6:ecb81d8c r5:8579ec00 ** 8 printk messages dropped ** [ 1350.294451][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.295319][ T32] r5:858aef8c r4:858aec00 [ 1350.295394][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.295990][ T32] r10:00000000 r9:85694680 r8:80287e08 r7:ecb7de60 r6:85616080 r5:8579ec00 ** 6 printk messages dropped ** [ 1350.296517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.298121][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1350.323888][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1350.324831][ T32] r5:84be838c r4:84be8000 [ 1350.324903][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.325016][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.325090][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.325223][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.325288][ T32] r4:848ec200 [ 1350.325337][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.325443][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.325501][ T32] r4:00000001 [ 1350.325557][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.325657][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.325729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.325814][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.325898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.325973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.326046][ T32] r4:849b9d40 [ 1350.326137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.326236][ T32] INFO: task kworker/0:494:6173 blocked for more than 476 seconds. [ 1350.326319][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.326386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.326443][ T32] task:kworker/0:494 state:D stack:0 pid:6173 tgid:6173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.326605][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.326777][ T32] Call trace: [ 1350.326892][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.327002][ T32] r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000113 r6:ecb8dd8c r5:857b1800 [ 1350.327099][ T32] r4:857b1800 [ 1350.327162][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.327316][ T32] r5:857b1800 r4:8291a680 [ 1350.327401][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.327517][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.327622][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [ 1350.327690][ T32] r4:00000000 [ 1350.327741][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.327844][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.327948][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.328053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766cc0 [ 1350.328110][ T32] r4:00000000 [ 1350.328159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.345907][ T32] r9:83018005 r8:857b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1350.346167][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.346327][ T32] r5:00001000 r4:ec751000 [ 1350.346380][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.346475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.346574][ T32] r5:858b038c r4:858b0000 [ 1350.346627][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.346749][ T32] r7:dddced80 r6:83018000 r5:858b038c r4:85694480 [ 1350.346806][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.346947][ T32] r10:61c88647 r9:857b1800 r8:856944ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.347003][ T32] r4:85694480 [ 1350.347079][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.347191][ T32] r10:00000000 r9:85694480 r8:80287e08 r7:ecb81e60 r6:85616100 r5:857b1800 [ 1350.347244][ T32] r4:00000001 [ 1350.347295][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.347384][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1350.347454][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.347521][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.347586][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.347663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.347722][ T32] r4:857666c0 [ 1350.363025][ T32] INFO: task kworker/0:494:6173 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.363299][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.363599][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.363777][ T32] Call trace: [ 1350.363849][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.363999][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.364067][ T32] r4:00000000 [ 1350.364131][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.364223][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.364288][ T32] 5d20: d3236000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.364349][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.364403][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.364461][ T32] r5:800b0013 r4:80239bb0 [ 1350.364530][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.364627][ T32] r4:82ac21e4 [ 1350.364674][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.364756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.364800][ T32] r4:e0585dc0 [ 1350.364861][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.364965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.365016][ T32] r4:00000000 [ 1350.365069][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.365175][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.365248][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.365354][ T32] r5:00001000 r4:dfbdd000 [ 1350.365401][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.365479][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.365560][ T32] r5:84be838c r4:84be8000 [ 1350.365602][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.365696][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.365738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.365844][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.365923][ T32] r4:848ec200 [ 1350.365968][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.366072][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.366136][ T32] r4:00000001 [ 1350.366208][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.366292][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.366343][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.366402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.366453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.366512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.366811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1350.367734][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.383236][ T32] r5:00001000 r4:ec5ef000 ** 2 printk messages dropped ** [ 1350.383609][ T32] r5:858af38c r4:858af000 [ 1350.383772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.384087][ T32] r10:61c88647 r9:857b0000 r8:8569472c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1350.384634][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.386159][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.386774][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 10 printk messages dropped ** [ 1350.387591][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1350.409737][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1350.410009][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.410085][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.410145][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.410202][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.410253][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.410313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.410357][ T32] r4:849b9d40 [ 1350.410402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.410462][ T32] INFO: task kworker/0:496:6176 blocked for more than 476 seconds. [ 1350.410528][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.410582][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.410628][ T32] task:kworker/0:496 state:D stack:0 pid:6176 tgid:6176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.410796][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.410976][ T32] Call trace: [ 1350.411090][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.411199][ T32] r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000013 r6:ecb99d8c r5:857b3000 [ 1350.411269][ T32] r4:857b3000 [ 1350.411321][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.411434][ T32] r5:857b3000 r4:8291a680 [ 1350.411485][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.411598][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.411702][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 1350.411749][ T32] r4:00000000 [ 1350.411795][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.411880][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.411960][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.412050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766980 [ 1350.412102][ T32] r4:00000000 [ 1350.412165][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.412279][ T32] r9:83018005 r8:857b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1350.412340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.412452][ T32] r5:00001000 r4:ec60f000 [ 1350.412498][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.412575][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.412656][ T32] r5:858af78c r4:858af400 [ 1350.412698][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.412781][ T32] r7:dddced80 r6:83018000 r5:858af78c r4:85694800 [ 1350.412820][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.412920][ T32] r10:61c88647 r9:857b3000 r8:8569482c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.412968][ T32] r4:85694800 [ 1350.413005][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.413105][ T32] r10:00000000 r9:85694800 r8:80287e08 r7:ecb8de60 r6:85616200 r5:857b3000 [ 1350.413154][ T32] r4:00000001 [ 1350.413193][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.413335][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1350.413394][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.413450][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.413500][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.413562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1350.414800][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.415300][ T32] 5d20: d3433000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1350.415984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1350.416669][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1350.417213][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.417264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.417317][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.417371][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.417426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.417486][ T32] r4:849b9d40 [ 1350.417532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.417579][ T32] INFO: task kworker/0:497:6179 blocked for more than 476 seconds. [ 1350.417640][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.417688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.417746][ T32] task:kworker/0:497 state:D stack:0 pid:6179 tgid:6179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.417877][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.417983][ T32] Call trace: [ 1350.418074][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.418169][ T32] r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:857b2400 [ 1350.418215][ T32] r4:857b2400 [ 1350.418255][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.444763][ T32] r5:857b2400 r4:8291a680 [ 1350.444841][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.444976][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.445076][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1350.445132][ T32] r4:00000000 [ 1350.445170][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.445261][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.445345][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.445427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766ac0 [ 1350.445470][ T32] r4:00000000 [ 1350.445510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.445599][ T32] r9:83018005 r8:857b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1350.445652][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.445739][ T32] r5:00001000 r4:ec71f000 [ 1350.445797][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.445886][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.445970][ T32] r5:858afb8c r4:858af800 [ 1350.446027][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.446122][ T32] r7:dddced80 r6:83018000 r5:858afb8c r4:85694780 [ 1350.446202][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.446316][ T32] r10:61c88647 r9:857b2400 r8:856947ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.446367][ T32] r4:85694780 [ 1350.446407][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.446512][ T32] r10:00000000 r9:85694780 r8:80287e08 r7:ecb8de60 r6:85616280 r5:857b2400 [ 1350.446560][ T32] r4:00000001 [ 1350.446605][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.446681][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) [ 1350.446740][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.446829][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.446902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.446961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.447005][ T32] r4:85766940 [ 1350.447902][ T32] INFO: task kworker/0:497:6179 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.447989][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.448144][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.448236][ T32] Call trace: [ 1350.466706][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.466939][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 2 printk messages dropped ** [ 1350.467127][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1350.467669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1350.473213][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1350.473614][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1350.474219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1350.475164][ T32] r4:857b0c00 ** 3 printk messages dropped ** [ 1350.475461][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1350.476441][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.476521][ T32] r5:858aff8c r4:858afc00 [ 1350.476559][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.476672][ T32] r7:dddced80 r6:83018000 r5:858aff8c r4:85694880 [ 1350.476729][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.476823][ T32] r10:61c88647 r9:857b0c00 r8:856948ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.476895][ T32] r4:85694880 [ 1350.476939][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.477046][ T32] r10:00000000 r9:85694880 r8:80287e08 r7:ecb8de60 r6:85616300 r5:857b0c00 [ 1350.477096][ T32] r4:00000001 [ 1350.477134][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.477204][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) [ 1350.477273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.477335][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.477389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.477446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.477492][ T32] r4:85766a00 [ 1350.492276][ T32] INFO: task kworker/0:498:6181 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.492590][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.492817][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.493009][ T32] Call trace: [ 1350.493098][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.493213][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.493278][ T32] r4:00000000 [ 1350.493325][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.493421][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.493506][ T32] 5d20: d3892000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.493576][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.493630][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.493689][ T32] r5:800b0013 r4:80239bb0 [ 1350.493732][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.493833][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1350.493972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1350.494624][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.495051][ T32] r4:848ec200 [ 1350.495111][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.495220][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.495269][ T32] r4:00000001 [ 1350.495325][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.495408][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.495497][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.495558][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.495640][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.495707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.495787][ T32] r4:849b9d40 [ 1350.495839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.495900][ T32] INFO: task kworker/0:499:6183 blocked for more than 476 seconds. [ 1350.495967][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.496036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.496081][ T32] task:kworker/0:499 state:D stack:0 pid:6183 tgid:6183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.496169][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.496249][ T32] Call trace: ** 1 printk messages dropped ** [ 1350.496397][ T32] r10:8291a684 r9:ecbb5d84 r8:00000002 r7:60000013 r6:ecbb5d8c r5:857b3c00 ** 8 printk messages dropped ** [ 1350.497059][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.497675][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.497754][ T32] r5:858b0b8c r4:858b0800 [ 1350.497792][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.498035][ T32] r10:61c88647 r9:857b3c00 r8:856949ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.517246][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.523057][ T32] Call trace: ** 3 printk messages dropped ** [ 1350.523369][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.523483][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.523577][ T32] 5d20: d3a66000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.523639][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.523700][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.523747][ T32] r5:800b0013 r4:80239bb0 [ 1350.523805][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.523889][ T32] r4:82ac21e4 [ 1350.523933][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.524015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.524065][ T32] r4:e0585dc0 [ 1350.524121][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.524223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.524275][ T32] r4:00000000 [ 1350.524318][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.524405][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.524506][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.524593][ T32] r5:00001000 r4:dfbdd000 [ 1350.524634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.524731][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.524818][ T32] r5:84be838c r4:84be8000 [ 1350.524860][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.524965][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.525014][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.525113][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.525159][ T32] r4:848ec200 [ 1350.525258][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.525353][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.525417][ T32] r4:00000001 [ 1350.525466][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.525551][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.525623][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.525690][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.525746][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.525802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.525848][ T32] r4:849b9d40 [ 1350.525892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.525951][ T32] INFO: task kworker/0:500:6185 blocked for more than 477 seconds. [ 1350.526040][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.526099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.526141][ T32] task:kworker/0:500 state:D stack:0 pid:6185 tgid:6185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.526225][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.526465][ T32] r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:857b4800 ** 8 printk messages dropped ** [ 1350.527609][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.527692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.527789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766e80 [ 1350.527846][ T32] r4:00000000 [ 1350.527929][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.528033][ T32] r9:83018005 r8:857b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1350.528079][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.528163][ T32] r5:00001000 r4:ec783000 [ 1350.528208][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.549111][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.549450][ T32] r5:858b078c r4:858b0400 [ 1350.549503][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.549613][ T32] r7:dddced80 r6:83018000 r5:858b078c r4:85694a00 [ 1350.549663][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.549773][ T32] r10:61c88647 r9:857b4800 r8:85694a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.549840][ T32] r4:85694a00 [ 1350.549895][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.549988][ T32] r10:00000000 r9:85694a00 r8:80287e08 r7:ecbb5e60 r6:85616400 r5:857b4800 [ 1350.550049][ T32] r4:00000001 [ 1350.550094][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.550166][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) ** 1 printk messages dropped ** [ 1350.550323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.551899][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.552364][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 9 printk messages dropped ** [ 1350.553178][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.553531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1350.554329][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.554959][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1350.555590][ T32] r4:857b6c00 ** 4 printk messages dropped ** [ 1350.555857][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc1e08 ** 11 printk messages dropped ** [ 1350.556629][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.556682][ T32] r5:858b138c r4:858b1000 [ 1350.556705][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.556933][ T32] r7:dddced80 r6:83018000 r5:858b138c r4:85694a80 [ 1350.557013][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.557162][ T32] r10:61c88647 r9:857b6c00 r8:85694aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.557263][ T32] r4:85694a80 [ 1350.557373][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.557423][ T32] r10:00000000 r9:85694a80 r8:80287e08 r7:ecbb5e60 r6:85616480 r5:857b6c00 [ 1350.557445][ T32] r4:00000001 [ 1350.557491][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.557582][ T32] Exception stack(0xecbc1fb0 to 0xecbc1ff8) [ 1350.557614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.557643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.557676][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.558290][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.585997][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1350.586443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1350.587167][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.587435][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.587813][ T32] task:kworker/0:502 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1350.602470][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 ** 10 printk messages dropped ** [ 1350.603612][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.603663][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.603917][ T32] r10:61c88647 r9:857b5400 r8:85694b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.604257][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.605411][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.605779][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1350.606328][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1350.606854][ T32] r5:00001000 r4:dfbdd000 ** 7 printk messages dropped ** [ 1350.607274][ T32] r4:848ec200 [ 1350.607292][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.607338][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.607362][ T32] r4:00000001 [ 1350.607382][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.607461][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.607499][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.607527][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.607553][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.607583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.607661][ T32] r4:849b9d40 [ 1350.607697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.607729][ T32] INFO: task kworker/0:503:6191 blocked for more than 477 seconds. [ 1350.607768][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.607974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.608149][ T32] task:kworker/0:503 state:D stack:0 pid:6191 tgid:6191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.628954][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.629174][ T32] Call trace: [ 1350.629293][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.629381][ T32] r10:8291a684 r9:ecbcdd84 r8:00000002 r7:60000113 r6:ecbcdd8c r5:857b6000 [ 1350.629412][ T32] r4:857b6000 [ 1350.629434][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.629579][ T32] r5:857b6000 r4:8291a680 [ 1350.629606][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.629656][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.629701][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 [ 1350.629932][ T32] r4:00000000 [ 1350.629958][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.630004][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.630047][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.630160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760480 [ 1350.630187][ T32] r4:00000000 [ 1350.630293][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.630352][ T32] r9:83018005 r8:857b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1350.630377][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.630422][ T32] r5:00001000 r4:ec7f1000 [ 1350.630532][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.630578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.630643][ T32] r5:858b178c r4:858b1400 [ 1350.630680][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.630734][ T32] r7:dddced80 r6:83018000 r5:858b178c r4:85694b80 [ 1350.630854][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.630912][ T32] r10:61c88647 r9:857b6000 r8:85694bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.630936][ T32] r4:85694b80 [ 1350.630956][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.631049][ T32] r10:00000000 r9:85694b80 r8:80287e08 r7:ecbc1e60 r6:85616580 r5:857b6000 [ 1350.631349][ T32] r4:00000001 [ 1350.631395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.631508][ T32] Exception stack(0xecbcdfb0 to 0xecbcdff8) [ 1350.631541][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.631614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.631662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.631692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.631714][ T32] r4:857602c0 [ 1350.632276][ T32] INFO: task kworker/0:503:6191 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.632318][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.632412][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.632463][ T32] Call trace: [ 1350.632497][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.632550][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.632574][ T32] r4:00000000 [ 1350.632594][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.632656][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.632689][ T32] 5d20: d429a000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.632721][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.632746][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.632797][ T32] r5:800b0013 r4:80239bb0 [ 1350.632824][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.632867][ T32] r4:82ac21e4 [ 1350.632888][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.632945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.632999][ T32] r4:e0585dc0 [ 1350.633050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.633096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.633119][ T32] r4:00000000 [ 1350.633140][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.633188][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.633210][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.633252][ T32] r5:00001000 r4:dfbdd000 [ 1350.633273][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.633314][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.633356][ T32] r5:84be838c r4:84be8000 [ 1350.633399][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.633449][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.633822][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1350.634107][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1350.634402][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1350.634937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.635378][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.635769][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1350.635906][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.636152][ T32] r4:85694c00 ** 6 printk messages dropped ** [ 1350.636407][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.637052][ T32] Call trace: ** 5 printk messages dropped ** [ 1350.637398][ T32] 5d20: d429a000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1350.638030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1350.661331][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1350.661964][ T32] r4:00000001 [ 1350.661990][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.662030][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.662265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.662299][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.662328][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.662384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.662411][ T32] r4:849b9d40 [ 1350.662436][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.662470][ T32] INFO: task kworker/0:505:6195 blocked for more than 477 seconds. [ 1350.662590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.662647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.662675][ T32] task:kworker/0:505 state:D stack:0 pid:6195 tgid:6195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.662887][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.662975][ T32] Call trace: [ 1350.663012][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.663065][ T32] r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000013 r6:ecbd5d8c r5:857c0c00 [ 1350.663089][ T32] r4:857c0c00 [ 1350.663110][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.663223][ T32] r5:857c0c00 r4:8291a680 [ 1350.663521][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.663569][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.663633][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [ 1350.663683][ T32] r4:00000000 [ 1350.663707][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.663756][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.663825][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.663927][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760780 [ 1350.663955][ T32] r4:00000000 [ 1350.663977][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.664285][ T32] r9:83018005 r8:857c0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1350.664341][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.664388][ T32] r5:00001000 r4:ec813000 [ 1350.664486][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.664531][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.664648][ T32] r5:858b1f8c r4:858b1c00 [ 1350.664673][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.664784][ T32] r7:dddced80 r6:83018000 r5:858b1f8c r4:85694c80 [ 1350.664901][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.664993][ T32] r10:61c88647 r9:857c0c00 r8:85694cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.665217][ T32] r4:85694c80 [ 1350.665255][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.665331][ T32] r10:00000000 r9:85694c80 r8:80287e08 r7:ecbd1e60 r6:85616680 r5:857c0c00 [ 1350.665446][ T32] r4:00000001 [ 1350.665558][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.665658][ T32] Exception stack(0xecbd5fb0 to 0xecbd5ff8) [ 1350.665770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.665877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.665910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.665940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.665962][ T32] r4:85760500 [ 1350.666670][ T32] INFO: task kworker/0:505:6195 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.666779][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.666872][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.666922][ T32] Call trace: [ 1350.667061][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.667119][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.667143][ T32] r4:00000000 [ 1350.667195][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1350.667668][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.668026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1350.683156][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.683487][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.683585][ T32] r4:849b9d40 [ 1350.683610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.683648][ T32] INFO: task kworker/0:506:6197 blocked for more than 477 seconds. [ 1350.683713][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.683757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.683785][ T32] task:kworker/0:506 state:D stack:0 pid:6197 tgid:6197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.683892][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.684055][ T32] Call trace: [ 1350.684122][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.684194][ T32] r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000013 r6:ecbd9d8c r5:857c1800 [ 1350.684380][ T32] r4:857c1800 [ 1350.684405][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.684494][ T32] r5:857c1800 r4:8291a680 [ 1350.684520][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.684560][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.684785][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 [ 1350.684816][ T32] r4:00000000 [ 1350.684837][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.684902][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.684955][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.684998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760900 [ 1350.685021][ T32] r4:00000000 [ 1350.685061][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.685113][ T32] r9:83018005 r8:857c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1350.685194][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.685241][ T32] r5:00001000 r4:ec845000 [ 1350.685304][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.685356][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.685400][ T32] r5:858b278c r4:858b2400 [ 1350.685420][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.685470][ T32] r7:dddced80 r6:83018000 r5:858b278c r4:85694d00 [ 1350.685584][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.685699][ T32] r10:61c88647 r9:857c1800 r8:85694d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.685729][ T32] r4:85694d00 [ 1350.685811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.685863][ T32] r10:00000000 r9:85694d00 r8:80287e08 r7:ecbd5e60 r6:85616700 r5:857c1800 [ 1350.685915][ T32] r4:00000001 [ 1350.685938][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.685975][ T32] Exception stack(0xecbd9fb0 to 0xecbd9ff8) [ 1350.686003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.686033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.686086][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.686238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.686352][ T32] r4:85760740 [ 1350.686921][ T32] INFO: task kworker/0:506:6197 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.686965][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.687093][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.687393][ T32] Call trace: [ 1350.687522][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.687585][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.687611][ T32] r4:00000000 [ 1350.687632][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.687679][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.687869][ T32] 5d20: d4664000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.687905][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.687939][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 3 printk messages dropped ** [ 1350.705947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1350.706642][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.707103][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 8 printk messages dropped ** [ 1350.707457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1350.707913][ T32] r4:857c2400 ** 4 printk messages dropped ** [ 1350.708143][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 ** 5 printk messages dropped ** [ 1350.711957][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.712277][ T32] r5:858b238c r4:858b2000 [ 1350.712298][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.712374][ T32] r7:dddced80 r6:83018000 r5:858b238c r4:85694d80 ** 1 printk messages dropped ** [ 1350.712450][ T32] r10:61c88647 r9:857c2400 r8:85694dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1350.712801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.714146][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1350.714633][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1350.714964][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 9 printk messages dropped ** [ 1350.715311][ T32] r4:848ec200 ** 1 printk messages dropped ** [ 1350.715380][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.715403][ T32] r4:00000001 [ 1350.715421][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.715462][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.715489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.715536][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.715595][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.715627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.715674][ T32] r4:849b9d40 [ 1350.715702][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.715732][ T32] INFO: task kworker/0:508:6201 blocked for more than 477 seconds. [ 1350.715765][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.715790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.715825][ T32] task:kworker/0:508 state:D stack:0 pid:6201 tgid:6201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.715904][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.715954][ T32] Call trace: [ 1350.715985][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.716034][ T32] r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000013 r6:ecbe1d8c r5:857c3000 [ 1350.716057][ T32] r4:857c3000 [ 1350.716078][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.716122][ T32] r5:857c3000 r4:8291a680 [ 1350.716142][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.716180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.716221][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 [ 1350.716243][ T32] r4:00000000 [ 1350.716301][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.716343][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.716380][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.716486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760bc0 [ 1350.716522][ T32] r4:00000000 [ 1350.716543][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.716621][ T32] r9:83018005 r8:857c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1350.716689][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.716738][ T32] r5:00001000 r4:ec9b9000 [ 1350.716776][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.716847][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.716909][ T32] r5:858b2f8c r4:858b2c00 [ 1350.716933][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.717029][ T32] r7:dddced80 r6:83018000 r5:858b2f8c r4:85694e00 [ 1350.717085][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.717157][ T32] r10:61c88647 r9:857c3000 r8:85694e2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.717201][ T32] r4:85694e00 [ 1350.717225][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.717271][ T32] r10:00000000 r9:85694e00 r8:80287e08 r7:ecbd9e60 r6:85616800 r5:857c3000 [ 1350.717294][ T32] r4:00000001 [ 1350.717340][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.717426][ T32] Exception stack(0xecbe1fb0 to 0xecbe1ff8) [ 1350.717461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.717491][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.717568][ T32] r4:85760940 ** 4 printk messages dropped ** [ 1350.742182][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1350.742554][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1350.742717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1350.743347][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1350.743465][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.743491][ T32] r4:00000001 [ 1350.743512][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.743580][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.743616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.743681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.743744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.743786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.743810][ T32] r4:849b9d40 [ 1350.743837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.743873][ T32] INFO: task kworker/0:509:6203 blocked for more than 477 seconds. [ 1350.743912][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.743939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.743964][ T32] task:kworker/0:509 state:D stack:0 pid:6203 tgid:6203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.744136][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.744244][ T32] Call trace: [ 1350.744280][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.744359][ T32] r10:8291a684 r9:ec7edd84 r8:00000002 r7:60000113 r6:ec7edd8c r5:858d6000 [ 1350.744387][ T32] r4:858d6000 [ 1350.744433][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.744506][ T32] r5:858d6000 r4:8291a680 [ 1350.744532][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.744602][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.744655][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1350.744681][ T32] r4:00000000 [ 1350.744728][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.744826][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.744894][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.744939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760b40 [ 1350.744990][ T32] r4:00000000 [ 1350.745017][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.745090][ T32] r9:83018005 r8:858d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.745117][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.745160][ T32] r5:00001000 r4:ec857000 [ 1350.745288][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.745332][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.745376][ T32] r5:858b2b8c r4:858b2800 [ 1350.745397][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.745474][ T32] r7:dddced80 r6:83018000 r5:858b2b8c r4:85694e80 [ 1350.745500][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.745574][ T32] r10:61c88647 r9:858d6000 r8:85694eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.745602][ T32] r4:85694e80 [ 1350.745633][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.745713][ T32] r10:00000000 r9:85694e80 r8:80287e08 r7:ecbe1e60 r6:85694f00 r5:858d6000 [ 1350.745769][ T32] r4:00000001 [ 1350.745792][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.745828][ T32] Exception stack(0xec7edfb0 to 0xec7edff8) [ 1350.745858][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.745888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.745915][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.745944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.745969][ T32] r4:85760940 [ 1350.746538][ T32] INFO: task kworker/0:509:6203 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 1 printk messages dropped ** [ 1350.746681][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.746924][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 8 printk messages dropped ** [ 1350.747252][ T32] r4:e0585dc0 ** 4 printk messages dropped ** [ 1350.747652][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 11 printk messages dropped ** [ 1350.766399][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1350.766693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.767192][ T32] r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000113 r6:ecbc9d8c r5:858d5400 ** 8 printk messages dropped ** [ 1350.767689][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.767734][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.767775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85760cc0 [ 1350.767852][ T32] r4:00000000 [ 1350.767884][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.767935][ T32] r9:83018005 r8:858d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1350.767986][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.768035][ T32] r5:00001000 r4:eca13000 [ 1350.768057][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.768098][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.768142][ T32] r5:858b338c r4:858b3000 [ 1350.768299][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.781969][ T32] r7:dddced80 r6:83018000 r5:858b338c r4:85694500 [ 1350.782022][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.782139][ T32] r10:61c88647 r9:858d5400 r8:8569452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.782227][ T32] r4:85694500 [ 1350.782254][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.782305][ T32] r10:00000000 r9:85694500 r8:80287e08 r7:ecbe1e60 r6:85694900 r5:858d5400 [ 1350.782369][ T32] r4:00000001 [ 1350.782395][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.782463][ T32] Exception stack(0xecbc9fb0 to 0xecbc9ff8) [ 1350.782528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.782561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.782589][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.782618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.782648][ T32] r4:85760940 [ 1350.783233][ T32] INFO: task kworker/0:510:6205 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.783278][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.783356][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.783617][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.783768][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 5 printk messages dropped ** [ 1350.784012][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1350.784230][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1350.784578][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1350.784836][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.784916][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.784946][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.784977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.784999][ T32] r4:849b9d40 [ 1350.785020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.785049][ T32] INFO: task kworker/0:511:6207 blocked for more than 477 seconds. [ 1350.785139][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.785171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.785195][ T32] task:kworker/0:511 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.785326][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.785373][ T32] Call trace: [ 1350.785465][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.785519][ T32] r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000013 r6:ecbe5d8c r5:858d6c00 [ 1350.785571][ T32] r4:858d6c00 [ 1350.785603][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.785666][ T32] r5:858d6c00 r4:8291a680 [ 1350.785693][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.785795][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.785869][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 [ 1350.785924][ T32] r4:00000000 [ 1350.785974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.786013][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.786050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.786091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856a3300 [ 1350.786139][ T32] r4:00000000 [ 1350.786182][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.786232][ T32] r9:83018005 r8:858d6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1350.786267][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.786312][ T32] r5:00001000 r4:eca25000 [ 1350.786332][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.786372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.786413][ T32] r5:858b378c r4:858b3400 [ 1350.786432][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.786507][ T32] r7:dddced80 r6:83018000 r5:858b378c r4:85694f80 [ 1350.786540][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.786590][ T32] r10:61c88647 r9:858d6c00 r8:85694fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.786646][ T32] r4:85694f80 [ 1350.786699][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.786748][ T32] r10:00000000 r9:85694f80 r8:80287e08 r7:ecbc9e60 r6:8547ee00 r5:858d6c00 [ 1350.786797][ T32] r4:00000001 [ 1350.786837][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.786875][ T32] Exception stack(0xecbe5fb0 to 0xecbe5ff8) [ 1350.786930][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.786972][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.787000][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.787513][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1350.803372][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1350.803865][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.804298][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.804480][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.805148][ T32] r10:8291a684 r9:ecbe9d84 r8:00000002 r7:60000113 r6:ecbe9d8c r5:858d4800 ** 8 printk messages dropped ** [ 1350.805499][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.805988][ T32] r5:858b3b8c r4:858b3800 [ 1350.806009][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.806054][ T32] r7:dddced80 r6:83018000 r5:858b3b8c r4:8569f100 ** 2 printk messages dropped ** [ 1350.806203][ T32] r4:8569f100 ** 5 printk messages dropped ** [ 1350.806505][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.807451][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.807807][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1350.808183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 10 printk messages dropped ** [ 1350.821466][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.821902][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.822364][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.822712][ T32] r5:858d3c00 r4:8291a680 ** 5 printk messages dropped ** [ 1350.823033][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1350.823115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85766fc0 [ 1350.823137][ T32] r4:00000000 [ 1350.823156][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.823227][ T32] r9:83018005 r8:858d3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 [ 1350.823261][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.823334][ T32] r5:00001000 r4:eca4b000 [ 1350.823366][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.823409][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.823479][ T32] r5:858b3f8c r4:858b3c00 [ 1350.823505][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.823562][ T32] r7:dddced80 r6:83018000 r5:858b3f8c r4:8569f000 [ 1350.823594][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.823650][ T32] r10:61c88647 r9:858d3c00 r8:8569f02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.823675][ T32] r4:8569f000 [ 1350.823722][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.823790][ T32] r10:00000000 r9:8569f000 r8:80287e08 r7:ecbe9e60 r6:8569f280 r5:858d3c00 [ 1350.823845][ T32] r4:00000001 [ 1350.823870][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.823908][ T32] Exception stack(0xecbf1fb0 to 0xecbf1ff8) [ 1350.823962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.823994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.824048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.824099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.824127][ T32] r4:85766d00 [ 1350.824665][ T32] INFO: task kworker/0:513:6211 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.824704][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.824797][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.824845][ T32] Call trace: [ 1350.824876][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.824930][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.824954][ T32] r4:00000000 [ 1350.824973][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.825028][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.825088][ T32] 5d20: d55b3000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.825122][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.825175][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.825267][ T32] r5:800b0013 r4:80239bb0 [ 1350.825320][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.825367][ T32] r4:82ac21e4 [ 1350.825389][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.825476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.825524][ T32] r4:e0585dc0 [ 1350.825574][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.825646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.825683][ T32] r4:00000000 [ 1350.825785][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.825862][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.825914][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.825968][ T32] r5:00001000 r4:dfbdd000 [ 1350.825988][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.826030][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.826074][ T32] r5:84be838c r4:84be8000 [ 1350.826121][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.826207][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.826234][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.826310][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.826363][ T32] r4:848ec200 [ 1350.826423][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.826501][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.826535][ T32] r4:00000001 [ 1350.826555][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.826591][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.826616][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.826655][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.826684][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.826712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1350.827106][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.827562][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.828031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1350.828170][ T32] r5:858b838c r4:858b8000 ** 3 printk messages dropped ** [ 1350.851712][ T32] r10:61c88647 r9:8588d400 r8:8569f0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.852136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.853098][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1350.853773][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1350.854255][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1350.854643][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1350.855164][ T32] INFO: task kworker/0:515:6215 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.855515][ T32] r4:85050000 ** 5 printk messages dropped ** [ 1350.855816][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.855978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590d540 [ 1350.856033][ T32] r4:00000000 [ 1350.856058][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.856143][ T32] r9:83018005 r8:85050000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1350.856170][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.856230][ T32] r5:00001000 r4:eca95000 [ 1350.856308][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.856353][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.856396][ T32] r5:858b8f8c r4:858b8c00 [ 1350.856417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.856493][ T32] r7:dddced80 r6:83018000 r5:858b8f8c r4:8569f200 [ 1350.856518][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.856670][ T32] r10:61c88647 r9:85050000 r8:8569f22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.856706][ T32] r4:8569f200 [ 1350.856726][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.856798][ T32] r10:00000000 r9:8569f200 r8:80287e08 r7:ecbf5e60 r6:8569f300 r5:85050000 [ 1350.856825][ T32] r4:00000001 [ 1350.856898][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.856972][ T32] Exception stack(0xecbedfb0 to 0xecbedff8) [ 1350.857022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.857056][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.857083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.857111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.857133][ T32] r4:8590d080 [ 1350.857485][ T32] INFO: task kworker/0:515:6215 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.857552][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.857694][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.857764][ T32] Call trace: [ 1350.857822][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.857903][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.857940][ T32] r4:00000000 [ 1350.857986][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.858038][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.858120][ T32] 5d20: d59cd000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.858154][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.858180][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.858244][ T32] r5:800b0013 r4:80239bb0 [ 1350.869901][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.870015][ T32] r4:82ac21e4 [ 1350.870044][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.870091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.870115][ T32] r4:e0585dc0 [ 1350.870136][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.870179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.870312][ T32] r4:00000000 [ 1350.870341][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.870424][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.870452][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.870501][ T32] r5:00001000 r4:dfbdd000 [ 1350.870522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.870562][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.870624][ T32] r5:84be838c r4:84be8000 [ 1350.870669][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.870725][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.870761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1350.870886][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1350.871131][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1350.871421][ T32] INFO: task kworker/0:516:6218 blocked for more than 477 seconds. ** 11 printk messages dropped ** [ 1350.872236][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.872624][ T32] r9:83018005 r8:85050c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 ** 4 printk messages dropped ** [ 1350.872799][ T32] r5:858b878c r4:858b8400 ** 1 printk messages dropped ** [ 1350.872867][ T32] r7:dddced80 r6:83018000 r5:858b878c r4:8569f400 ** 7 printk messages dropped ** [ 1350.873191][ T32] Exception stack(0xecbf9fb0 to 0xecbf9ff8) ** 7 printk messages dropped ** [ 1350.874102][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.874436][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1350.874759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 8 printk messages dropped ** [ 1350.875141][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.875575][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1350.876103][ T32] INFO: task kworker/0:517:6219 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1350.876480][ T32] r4:85051800 ** 5 printk messages dropped ** [ 1350.876877][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1350.877172][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.877457][ T32] r5:858b8b8c r4:858b8800 [ 1350.877478][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.877656][ T32] r4:8569f580 ** 6 printk messages dropped ** [ 1350.877851][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.877879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.877911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.877962][ T32] r4:8590d200 [ 1350.901785][ T32] INFO: task kworker/0:517:6219 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.902071][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.902252][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.902327][ T32] Call trace: [ 1350.902435][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.902532][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.902589][ T32] r4:00000000 [ 1350.902650][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.902727][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.902764][ T32] 5d20: d5ced000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.902794][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.902838][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.902919][ T32] r5:800b0013 r4:80239bb0 [ 1350.903028][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.903087][ T32] r4:82ac21e4 [ 1350.903135][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.903239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.903267][ T32] r4:e0585dc0 [ 1350.903341][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.903416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.903473][ T32] r4:00000000 [ 1350.903550][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.903604][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.903646][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.903701][ T32] r5:00001000 r4:dfbdd000 [ 1350.903723][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.903833][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.903919][ T32] r5:84be838c r4:84be8000 [ 1350.903944][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.904026][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.904063][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.904118][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.904213][ T32] r4:848ec200 [ 1350.904241][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.904445][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.904475][ T32] r4:00000001 [ 1350.904499][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.904537][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.904642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.904680][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.904868][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.904906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.904929][ T32] r4:849b9d40 [ 1350.904956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.904991][ T32] INFO: task kworker/0:518:6221 blocked for more than 477 seconds. [ 1350.905029][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.905056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.905134][ T32] task:kworker/0:518 state:D stack:0 pid:6221 tgid:6221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.905246][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.905360][ T32] Call trace: [ 1350.905422][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.905519][ T32] r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000013 r6:ecc01d8c r5:85052400 [ 1350.905605][ T32] r4:85052400 [ 1350.905730][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.905782][ T32] r5:85052400 r4:8291a680 [ 1350.905805][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.905847][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.905892][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 [ 1350.905916][ T32] r4:00000000 [ 1350.906008][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.906053][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.906090][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.906304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590db80 [ 1350.906335][ T32] r4:00000000 [ 1350.906401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.906480][ T32] r9:83018005 r8:85052400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 3 printk messages dropped ** [ 1350.906889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.906938][ T32] r5:858b9f8c r4:858b9c00 [ 1350.906960][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1350.907614][ T32] r10:00000000 r9:8569f600 r8:80287e08 r7:ecbede60 r6:8569f700 r5:85052400 ** 5 printk messages dropped ** [ 1350.907952][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.931188][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.931271][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.931370][ T32] Call trace: [ 1350.931537][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.931604][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.931647][ T32] r4:00000000 [ 1350.931727][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.931777][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.931808][ T32] 5d20: d5fe6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.931951][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.931982][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.932034][ T32] r5:800b0013 r4:80239bb0 [ 1350.932059][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.932143][ T32] r4:82ac21e4 [ 1350.932169][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.932213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.932261][ T32] r4:e0585dc0 [ 1350.932370][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.932422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.932487][ T32] r4:00000000 [ 1350.932600][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.932662][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.932686][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.932729][ T32] r5:00001000 r4:dfbdd000 [ 1350.932792][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.932838][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.932908][ T32] r5:84be838c r4:84be8000 [ 1350.933065][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.933118][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.933141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.933188][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.933211][ T32] r4:848ec200 [ 1350.933304][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.933356][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.933504][ T32] r4:00000001 [ 1350.933530][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.933568][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.933620][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.933676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.933707][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.933738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.933814][ T32] r4:849b9d40 [ 1350.933843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.933917][ T32] INFO: task kworker/0:519:6223 blocked for more than 477 seconds. [ 1350.933966][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1350.934025][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.934065][ T32] task:kworker/0:519 state:D stack:0 pid:6223 tgid:6223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.934148][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.934252][ T32] Call trace: [ 1350.934358][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1350.934411][ T32] r10:8291a684 r9:ecc05d84 r8:00000002 r7:60000013 r6:ecc05d8c r5:85053000 [ 1350.934577][ T32] r4:85053000 [ 1350.934603][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.934681][ T32] r5:85053000 r4:8291a680 [ 1350.934735][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.934794][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.934856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 [ 1350.934934][ T32] r4:00000000 [ 1350.934965][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.935002][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.935037][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.935133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590d680 [ 1350.935205][ T32] r4:00000000 [ 1350.935255][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.935304][ T32] r9:83018005 r8:85053000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 ** 2 printk messages dropped ** [ 1350.935389][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.935587][ T32] r5:858b938c r4:858b9000 [ 1350.935609][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.935732][ T32] r10:61c88647 r9:85053000 r8:8569f7ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1350.936662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1350.937685][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 4 printk messages dropped ** [ 1350.938011][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1350.961509][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1350.962294][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1350.962665][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.963242][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1350.963715][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.964042][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.964084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590d840 [ 1350.964133][ T32] r4:00000000 [ 1350.964159][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.964206][ T32] r9:83018005 r8:85053c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1350.964300][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.964348][ T32] r5:00001000 r4:ecc0d000 [ 1350.964601][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.964669][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.964802][ T32] r5:858b978c r4:858b9400 [ 1350.964827][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.964875][ T32] r7:dddced80 r6:83018000 r5:858b978c r4:8569f800 [ 1350.964914][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.964965][ T32] r10:61c88647 r9:85053c00 r8:8569f82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.964988][ T32] r4:8569f800 [ 1350.965027][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.965140][ T32] r10:00000000 r9:8569f800 r8:80287e08 r7:ecc01e60 r6:8569f900 r5:85053c00 [ 1350.965296][ T32] r4:00000001 [ 1350.965347][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.965389][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1350.965419][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.965453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.965506][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.965567][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.965593][ T32] r4:8590d800 [ 1350.966170][ T32] INFO: task kworker/0:520:6226 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.966214][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.966274][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.966392][ T32] Call trace: [ 1350.966506][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.966563][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.966587][ T32] r4:00000000 [ 1350.966688][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.966740][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.966770][ T32] 5d20: d6195000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.966858][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.966892][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.967050][ T32] r5:800b0013 r4:80239bb0 [ 1350.967079][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.967251][ T32] r4:82ac21e4 [ 1350.967277][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.967449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.967519][ T32] r4:e0585dc0 [ 1350.967643][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.967690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.967741][ T32] r4:00000000 [ 1350.967768][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.967827][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.967860][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.967931][ T32] r5:00001000 r4:dfbdd000 [ 1350.967956][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.968000][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.968130][ T32] r5:84be838c r4:84be8000 [ 1350.968157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1350.987483][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.987975][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1350.989035][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.989262][ T32] r5:85054800 r4:8291a680 ** 5 printk messages dropped ** [ 1350.989534][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.989949][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.990033][ T32] r5:858b9b8c r4:858b9800 ** 3 printk messages dropped ** [ 1350.990257][ T32] r10:61c88647 r9:85054800 r8:8569f9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1350.990577][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.991391][ T32] Call trace: ** 4 printk messages dropped ** [ 1350.991669][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1350.991993][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1350.992416][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1350.992752][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1350.993090][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.993529][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.993774][ T32] r4:85055400 [ 1350.993813][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1350.993886][ T32] r5:85055400 r4:8291a680 [ 1350.993909][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.993949][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.993993][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 [ 1350.994015][ T32] r4:00000000 [ 1350.994040][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1350.994121][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1350.994189][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.994233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8590dc00 [ 1350.994256][ T32] r4:00000000 [ 1350.994306][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.994354][ T32] r9:83018005 r8:85055400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1350.994394][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.994466][ T32] r5:00001000 r4:ecc2f000 [ 1350.994518][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.994560][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.994603][ T32] r5:858ba38c r4:858ba000 [ 1350.994625][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.994707][ T32] r7:dddced80 r6:83018000 r5:858ba38c r4:8569fa00 [ 1350.994738][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.994785][ T32] r10:61c88647 r9:85055400 r8:8569fa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.994807][ T32] r4:8569fa00 [ 1350.994865][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.994913][ T32] r10:00000000 r9:8569fa00 r8:80287e08 r7:ecc01e60 r6:8569fb00 r5:85055400 [ 1350.994935][ T32] r4:00000001 [ 1350.994953][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.995035][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1350.995065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.995094][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.995153][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.995188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1350.995267][ T32] r4:8590db40 [ 1350.995572][ T32] INFO: task kworker/0:522:6229 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1350.995608][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.995734][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.995888][ T32] Call trace: [ 1350.996051][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1350.996102][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1350.996126][ T32] r4:00000000 [ 1350.996145][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.996212][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1350.996271][ T32] 5d20: d6490000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1350.996304][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1350.996329][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1350.996373][ T32] r5:800b0013 r4:80239bb0 [ 1350.996413][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.996459][ T32] r4:82ac21e4 [ 1350.996480][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.996522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1350.996544][ T32] r4:e0585dc0 [ 1350.996563][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1350.996627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1350.996650][ T32] r4:00000000 [ 1350.996688][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1350.996756][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1350.996781][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1350.996842][ T32] r5:00001000 r4:dfbdd000 [ 1350.996937][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1350.996981][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.997023][ T32] r5:84be838c r4:84be8000 [ 1350.997068][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1350.997118][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1350.997144][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1350.997191][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1350.997240][ T32] r4:848ec200 [ 1350.997272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1350.997319][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1350.997396][ T32] r4:00000001 [ 1350.997488][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.997579][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1350.997694][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1350.998087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1351.032062][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.032439][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.032627][ T32] r5:858ba78c r4:858ba400 ** 3 printk messages dropped ** [ 1351.032807][ T32] r10:61c88647 r9:85056000 r8:8569fbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.033178][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.033313][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.033349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.033400][ T32] r4:8590dc40 [ 1351.034011][ T32] INFO: task kworker/0:523:6231 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.034054][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.034120][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.034168][ T32] Call trace: [ 1351.034197][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.034249][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.034272][ T32] r4:00000000 [ 1351.034319][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.034364][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.034397][ T32] 5d20: d6a38000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.034427][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.034479][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.034543][ T32] r5:800b0013 r4:80239bb0 [ 1351.034596][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.034681][ T32] r4:82ac21e4 [ 1351.034714][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.034760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.034784][ T32] r4:e0585dc0 [ 1351.034805][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.034868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.034891][ T32] r4:00000000 [ 1351.034940][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.034997][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.035019][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.035062][ T32] r5:00001000 r4:dfbdd000 [ 1351.035083][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.035122][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.035165][ T32] r5:84be838c r4:84be8000 [ 1351.035185][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.035249][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.035275][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.035323][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.035359][ T32] r4:848ec200 [ 1351.035382][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.035433][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.035456][ T32] r4:00000001 [ 1351.035476][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.035513][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.035540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.035596][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.035635][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.035667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.035690][ T32] r4:849b9d40 [ 1351.035712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1351.036103][ T32] r4:85056c00 ** 4 printk messages dropped ** [ 1351.036355][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 ** 9 printk messages dropped ** [ 1351.036976][ T32] r5:00001000 r4:ecc43000 ** 2 printk messages dropped ** [ 1351.037086][ T32] r5:858bab8c r4:858ba800 [ 1351.037106][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.037171][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.037537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.059589][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.059869][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1351.060159][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.060387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1351.060940][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1351.061139][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.061193][ T32] r4:00000001 [ 1351.061217][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.061285][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.061318][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.061381][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.061443][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.061495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.061523][ T32] r4:849b9d40 [ 1351.061551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.061604][ T32] INFO: task kworker/0:525:6235 blocked for more than 477 seconds. [ 1351.061682][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.061746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.061774][ T32] task:kworker/0:525 state:D stack:0 pid:6235 tgid:6235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.061839][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.061896][ T32] Call trace: [ 1351.061929][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.061977][ T32] r10:8291a684 r9:ecc41d84 r8:00000002 r7:60000113 r6:ecc41d8c r5:858e8000 [ 1351.062000][ T32] r4:858e8000 [ 1351.062034][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.062081][ T32] r5:858e8000 r4:8291a680 [ 1351.062101][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.062140][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.062183][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc41e08 [ 1351.062205][ T32] r4:00000000 [ 1351.062227][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.062261][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.062329][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.062374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85923000 [ 1351.062400][ T32] r4:00000000 [ 1351.062421][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.062467][ T32] r9:83018005 r8:858e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [ 1351.062543][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.062589][ T32] r5:00001000 r4:ecc49000 [ 1351.062609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.062691][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.062746][ T32] r5:858baf8c r4:858bac00 [ 1351.062797][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.062864][ T32] r7:dddced80 r6:83018000 r5:858baf8c r4:8569fc00 [ 1351.062887][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.062937][ T32] r10:61c88647 r9:858e8000 r8:8569fc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.062960][ T32] r4:8569fc00 [ 1351.063039][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.063087][ T32] r10:00000000 r9:8569fc00 r8:80287e08 r7:ecc39e60 r6:8569fe80 r5:858e8000 [ 1351.063111][ T32] r4:00000001 [ 1351.063130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.063165][ T32] Exception stack(0xecc41fb0 to 0xecc41ff8) [ 1351.063191][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.063247][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.063284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.063316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.063365][ T32] r4:859230c0 [ 1351.063803][ T32] INFO: task kworker/0:525:6235 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.063868][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.063931][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.064033][ T32] Call trace: ** 1 printk messages dropped ** [ 1351.064119][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 10 printk messages dropped ** [ 1351.064754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 11 printk messages dropped ** [ 1351.065297][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1351.065652][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1351.066039][ T32] INFO: task kworker/0:526:6238 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.066486][ T32] r5:858e8c00 r4:8291a680 ** 2 printk messages dropped ** [ 1351.066596][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 ** 10 printk messages dropped ** [ 1351.066966][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1351.067066][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1351.067441][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.067617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.089201][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1351.089453][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.089680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1351.090361][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.090692][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.090726][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.090783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.090858][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.090893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.090918][ T32] r4:849b9d40 [ 1351.090943][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.091004][ T32] INFO: task kworker/0:527:6239 blocked for more than 477 seconds. [ 1351.091049][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.091104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.091133][ T32] task:kworker/0:527 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.091238][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.091304][ T32] Call trace: [ 1351.091370][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.091449][ T32] r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000113 r6:ecc55d8c r5:858e9800 [ 1351.091505][ T32] r4:858e9800 [ 1351.091557][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.091604][ T32] r5:858e9800 r4:8291a680 [ 1351.091625][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.091678][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.091738][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 [ 1351.091767][ T32] r4:00000000 [ 1351.091787][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.091822][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.091857][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.091901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859233c0 [ 1351.091938][ T32] r4:00000000 [ 1351.091961][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.092034][ T32] r9:83018005 r8:858e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1351.092062][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.092131][ T32] r5:00001000 r4:ecc5d000 [ 1351.092154][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.092196][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.092238][ T32] r5:858bb78c r4:858bb400 [ 1351.092264][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.092311][ T32] r7:dddced80 r6:83018000 r5:858bb78c r4:8569fe00 [ 1351.092333][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.092379][ T32] r10:61c88647 r9:858e9800 r8:8569fe2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.092401][ T32] r4:8569fe00 [ 1351.092421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.092466][ T32] r10:00000000 r9:8569fe00 r8:80287e08 r7:ecc4de60 r6:8569ff00 r5:858e9800 [ 1351.092543][ T32] r4:00000001 [ 1351.092567][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.092622][ T32] Exception stack(0xecc55fb0 to 0xecc55ff8) [ 1351.092657][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.092687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.092714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.092743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.092766][ T32] r4:859232c0 [ 1351.093321][ T32] INFO: task kworker/0:527:6239 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 7 printk messages dropped ** [ 1351.093823][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1351.094029][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1351.094550][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1351.094911][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1351.095191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.095777][ T32] r4:858ea400 ** 4 printk messages dropped ** [ 1351.096141][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 ** 2 printk messages dropped ** [ 1351.096218][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.096279][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.096324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85923500 [ 1351.096348][ T32] r4:00000000 [ 1351.096368][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.096443][ T32] r9:83018005 r8:858ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1351.096470][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.096513][ T32] r5:00001000 r4:ecc6b000 [ 1351.096584][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.096657][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.096703][ T32] r5:858bbb8c r4:858bb800 [ 1351.096723][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.096771][ T32] r7:dddced80 r6:83018000 r5:858bbb8c r4:85927100 [ 1351.096793][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.096866][ T32] r10:61c88647 r9:858ea400 r8:8592712c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.096921][ T32] r4:85927100 [ 1351.096945][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.097006][ T32] r10:00000000 r9:85927100 r8:80287e08 r7:ecc55e60 r6:85927180 r5:858ea400 [ 1351.097040][ T32] r4:00000001 [ 1351.097061][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.097099][ T32] Exception stack(0xecc61fb0 to 0xecc61ff8) [ 1351.097126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.097154][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.097181][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.097210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.097232][ T32] r4:85923180 [ 1351.097555][ T32] INFO: task kworker/0:528:6241 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.097593][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.097687][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.097758][ T32] Call trace: [ 1351.097794][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.097844][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.097912][ T32] r4:00000000 [ 1351.097937][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.097991][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.098050][ T32] 5d20: d6edf000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.098138][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.098271][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.098314][ T32] r5:800b0013 r4:80239bb0 [ 1351.098335][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.123737][ T32] r4:82ac21e4 [ 1351.123805][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.123881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.123934][ T32] r4:e0585dc0 [ 1351.123969][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.124018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.124042][ T32] r4:00000000 [ 1351.124091][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.124170][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.124197][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.124246][ T32] r5:00001000 r4:dfbdd000 [ 1351.124267][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.124338][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.124395][ T32] r5:84be838c r4:84be8000 [ 1351.124417][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.124493][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.124520][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.124598][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.124625][ T32] r4:848ec200 [ 1351.124683][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.124735][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.124802][ T32] r4:00000001 [ 1351.124882][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.124927][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.124960][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.124989][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.125019][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.125073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.125101][ T32] r4:849b9d40 [ 1351.125126][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.125160][ T32] INFO: task kworker/0:529:6243 blocked for more than 477 seconds. [ 1351.125197][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.125223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.125247][ T32] task:kworker/0:529 state:D stack:0 pid:6243 tgid:6243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.125310][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.125357][ T32] Call trace: [ 1351.125392][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.125452][ T32] r10:8291a684 r9:ecc69d84 r8:00000002 r7:60000113 r6:ecc69d8c r5:858eb000 [ 1351.125506][ T32] r4:858eb000 [ 1351.125631][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.125746][ T32] r5:858eb000 r4:8291a680 [ 1351.125826][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.125898][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.126031][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc69e08 [ 1351.126115][ T32] r4:00000000 [ 1351.126226][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.126265][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.126302][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.126443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859236c0 [ 1351.126471][ T32] r4:00000000 [ 1351.126493][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.126542][ T32] r9:83018005 r8:858eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1351.126606][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.126665][ T32] r5:00001000 r4:ecc71000 [ 1351.126727][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.126836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.126887][ T32] r5:858bbf8c r4:858bbc00 [ 1351.126936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.127037][ T32] r7:dddced80 r6:83018000 r5:858bbf8c r4:85927000 [ 1351.127064][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.127153][ T32] r10:61c88647 r9:858eb000 r8:8592702c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.127779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.142417][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1351.143183][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.144147][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.144950][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.145165][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.145674][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.146078][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc75e08 ** 8 printk messages dropped ** [ 1351.146880][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.147061][ T32] r5:858c438c r4:858c4000 ** 3 printk messages dropped ** [ 1351.147377][ T32] r10:61c88647 r9:858ebc00 r8:8592722c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.147400][ T32] r4:85927200 [ 1351.147433][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.147483][ T32] r10:00000000 r9:85927200 r8:80287e08 r7:ecc69e60 r6:85927300 r5:858ebc00 [ 1351.147678][ T32] r4:00000001 [ 1351.147783][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.147968][ T32] Exception stack(0xecc75fb0 to 0xecc75ff8) [ 1351.148007][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.148038][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.148064][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.148093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.148115][ T32] r4:85923680 [ 1351.171280][ T32] INFO: task kworker/0:530:6246 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.171455][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.171569][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.171697][ T32] Call trace: [ 1351.171733][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.171796][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.171873][ T32] r4:00000000 [ 1351.171900][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.171972][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.172081][ T32] 5d20: d76dc000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.172133][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.172164][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.172189][ T32] r5:800b0013 r4:80239bb0 [ 1351.172377][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.172424][ T32] r4:82ac21e4 [ 1351.172445][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.172487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.172536][ T32] r4:e0585dc0 [ 1351.172570][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.172613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.172643][ T32] r4:00000000 [ 1351.172663][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.172797][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.172833][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.172879][ T32] r5:00001000 r4:dfbdd000 [ 1351.172900][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.172954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.173003][ T32] r5:84be838c r4:84be8000 [ 1351.173025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.173097][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.173126][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.173202][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.173236][ T32] r4:848ec200 [ 1351.173257][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.173305][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.173354][ T32] r4:00000001 [ 1351.173527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.173568][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.173651][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.173687][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.173870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.173960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.174063][ T32] r4:849b9d40 [ 1351.174091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.174163][ T32] INFO: task kworker/0:531:6247 blocked for more than 477 seconds. [ 1351.174208][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.174285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.174368][ T32] task:kworker/0:531 state:D stack:0 pid:6247 tgid:6247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.174474][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.174567][ T32] Call trace: [ 1351.174691][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.174859][ T32] r10:8291a684 r9:ecc7dd84 r8:00000002 r7:60000013 r6:ecc7dd8c r5:858ec800 [ 1351.174899][ T32] r4:858ec800 [ 1351.174921][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.174966][ T32] r5:858ec800 r4:8291a680 [ 1351.175047][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.175092][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.175135][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 [ 1351.175207][ T32] r4:00000000 [ 1351.175230][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.175267][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.175304][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.175480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859239c0 [ 1351.175698][ T32] r4:00000000 [ 1351.175723][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.175768][ T32] r9:83018005 r8:858ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1351.175791][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.175833][ T32] r5:00001000 r4:ecc85000 [ 1351.175854][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.175894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.176006][ T32] r5:858c478c r4:858c4400 [ 1351.176030][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.176172][ T32] r7:dddced80 r6:83018000 r5:858c478c r4:85927380 [ 1351.176199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.176319][ T32] r10:61c88647 r9:858ec800 r8:859273ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.176352][ T32] r4:85927380 [ 1351.176388][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.176436][ T32] r10:00000000 r9:85927380 r8:80287e08 r7:ecc75e60 r6:85927280 r5:858ec800 [ 1351.176517][ T32] r4:00000001 [ 1351.176544][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.176636][ T32] Exception stack(0xecc7dfb0 to 0xecc7dff8) [ 1351.176711][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.176770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.177093][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.177141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.177167][ T32] r4:85923740 [ 1351.177704][ T32] INFO: task kworker/0:531:6247 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.177775][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.177945][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.178025][ T32] Call trace: [ 1351.178161][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.178217][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.178375][ T32] r4:00000000 [ 1351.202418][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.202607][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.202653][ T32] 5d20: d7b8e000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.202773][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.202835][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.202924][ T32] r5:800b0013 r4:80239bb0 [ 1351.202951][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.203261][ T32] r4:82ac21e4 [ 1351.203575][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.203626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.203655][ T32] r4:e0585dc0 [ 1351.203677][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.203746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.203782][ T32] r4:00000000 [ 1351.203803][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.203852][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.203876][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.203938][ T32] r5:00001000 r4:dfbdd000 [ 1351.204040][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.204145][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.204288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.204947][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1351.205345][ T32] INFO: task kworker/0:532:6249 blocked for more than 477 seconds. ** 4 printk messages dropped ** [ 1351.205901][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.206587][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.207279][ T32] r9:83018005 r8:858ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 ** 1 printk messages dropped ** [ 1351.207574][ T32] r5:00001000 r4:ecc93000 [ 1351.207740][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.207793][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.207835][ T32] r5:858c4b8c r4:858c4800 [ 1351.207912][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.207965][ T32] r7:dddced80 r6:83018000 r5:858c4b8c r4:85927400 [ 1351.207988][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.208036][ T32] r10:61c88647 r9:858ed400 r8:8592742c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.208059][ T32] r4:85927400 [ 1351.208097][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.208519][ T32] r10:00000000 r9:85927400 r8:80287e08 r7:ecc7de60 r6:85927500 r5:858ed400 [ 1351.222623][ T32] r4:00000001 [ 1351.222675][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.222734][ T32] Exception stack(0xecc89fb0 to 0xecc89ff8) [ 1351.222766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.222797][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.222840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.222873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.222897][ T32] r4:85923980 [ 1351.223425][ T32] INFO: task kworker/0:532:6249 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.223485][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1351.223723][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1351.224232][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.224354][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1351.224766][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1351.225079][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.225347][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.225577][ T32] INFO: task kworker/0:533:6251 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.226015][ T32] r5:858eec00 r4:8291a680 ** 5 printk messages dropped ** [ 1351.226223][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.226554][ T32] r5:858c538c r4:858c5000 [ 1351.226574][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.226696][ T32] r10:61c88647 r9:858eec00 r8:859275ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.226719][ T32] r4:85927580 [ 1351.226892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.226943][ T32] r10:00000000 r9:85927580 r8:80287e08 r7:ecc89e60 r6:85927480 r5:858eec00 [ 1351.226966][ T32] r4:00000001 [ 1351.226986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.227022][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) [ 1351.227075][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.227117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.227151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.227233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.227271][ T32] r4:85923a40 [ 1351.227592][ T32] INFO: task kworker/0:533:6251 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.227677][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.227747][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.227896][ T32] Call trace: [ 1351.227943][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.227999][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.228065][ T32] r4:00000000 [ 1351.228353][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.246182][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.246256][ T32] 5d20: d80b6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.246294][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.246324][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.246354][ T32] r5:800b0013 r4:80239bb0 [ 1351.246400][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.246470][ T32] r4:82ac21e4 [ 1351.246491][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.246534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.246557][ T32] r4:e0585dc0 [ 1351.246577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.246619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.246647][ T32] r4:00000000 [ 1351.246668][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.246738][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.246765][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.246839][ T32] r5:00001000 r4:dfbdd000 [ 1351.246895][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.246987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.247038][ T32] r5:84be838c r4:84be8000 [ 1351.247061][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.247113][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.247136][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.247184][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.247206][ T32] r4:848ec200 [ 1351.247244][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.247302][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.247353][ T32] r4:00000001 [ 1351.247404][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.247445][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.247471][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.247549][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.247581][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.247613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.248068][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.254686][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.255369][ T32] r5:00001000 r4:dfae3000 ** 2 printk messages dropped ** [ 1351.255633][ T32] r5:858c4f8c r4:858c4c00 [ 1351.255686][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.255761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.256009][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1351.256040][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.256085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.256194][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.256228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.256251][ T32] r4:85923e40 [ 1351.256800][ T32] INFO: task kworker/0:534:6254 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.256906][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.257019][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.257193][ T32] Call trace: [ 1351.257329][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.257385][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.257427][ T32] r4:00000000 [ 1351.257451][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.257492][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.257521][ T32] 5d20: d80b6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.257549][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.257575][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.257600][ T32] r5:800b0013 r4:80239bb0 [ 1351.257622][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.257678][ T32] r4:82ac21e4 [ 1351.257701][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.257744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.257766][ T32] r4:e0585dc0 [ 1351.257822][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.257867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.257890][ T32] r4:00000000 [ 1351.257941][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.257990][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.258037][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.258085][ T32] r5:00001000 r4:dfbdd000 [ 1351.258132][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.258198][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.258244][ T32] r5:84be838c r4:84be8000 [ 1351.258330][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.258387][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.258410][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.276955][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.277078][ T32] r4:848ec200 [ 1351.277173][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.277289][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.277317][ T32] r4:00000001 [ 1351.277341][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.277399][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.277435][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.277522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.277671][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.277706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.277728][ T32] r4:849b9d40 [ 1351.277753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.277953][ T32] INFO: task kworker/0:535:6256 blocked for more than 477 seconds. [ 1351.278011][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.278079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.278188][ T32] task:kworker/0:535 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.278307][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.280516][ T32] Call trace: [ 1351.280636][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.280709][ T32] r10:8291a684 r9:ecca5d84 r8:00000002 r7:60000013 r6:ecca5d8c r5:84a89800 [ 1351.280737][ T32] r4:84a89800 [ 1351.280758][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1351.281025][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.281493][ T32] r9:83018005 r8:84a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 ** 4 printk messages dropped ** [ 1351.281710][ T32] r5:858c578c r4:858c5400 [ 1351.281732][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.281779][ T32] r7:dddced80 r6:83018000 r5:858c578c r4:85927680 ** 2 printk messages dropped ** [ 1351.281900][ T32] r4:85927680 ** 4 printk messages dropped ** [ 1351.282088][ T32] Exception stack(0xecca5fb0 to 0xecca5ff8) ** 6 printk messages dropped ** [ 1351.282836][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.283385][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1351.283783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1351.284409][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1351.284751][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.285131][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.285595][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.286159][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.286382][ T32] r5:858c5b8c r4:858c5800 ** 1 printk messages dropped ** [ 1351.286447][ T32] r7:dddced80 r6:83018000 r5:858c5b8c r4:85927880 [ 1351.286474][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.286532][ T32] r10:61c88647 r9:84a8a400 r8:859278ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.286557][ T32] r4:85927880 [ 1351.286578][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.286622][ T32] r10:00000000 r9:85927880 r8:80287e08 r7:ecca5e60 r6:85927700 r5:84a8a400 [ 1351.286653][ T32] r4:00000001 [ 1351.286685][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.286725][ T32] Exception stack(0xecc91fb0 to 0xecc91ff8) [ 1351.286752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.286781][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.286808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.286914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.286943][ T32] r4:8592e100 [ 1351.287248][ T32] INFO: task kworker/0:536:6258 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.287286][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.287374][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.287420][ T32] Call trace: [ 1351.287463][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.287520][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.287546][ T32] r4:00000000 [ 1351.287567][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.287638][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.287672][ T32] 5d20: d8431000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.287701][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.287730][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.287756][ T32] r5:800b0013 r4:80239bb0 [ 1351.287775][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.287817][ T32] r4:82ac21e4 [ 1351.287869][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.287951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.288006][ T32] r4:e0585dc0 [ 1351.288070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.288143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.288178][ T32] r4:00000000 [ 1351.288202][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.308805][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.308942][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.309021][ T32] r5:00001000 r4:dfbdd000 [ 1351.309044][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.309089][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.309135][ T32] r5:84be838c r4:84be8000 [ 1351.309156][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.309217][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.309272][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.309326][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.309349][ T32] r4:848ec200 [ 1351.309371][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.309417][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.309439][ T32] r4:00000001 [ 1351.309459][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.309526][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.309587][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.309638][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.309887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1351.310269][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.310768][ T32] r5:00001000 r4:eb975000 ** 2 printk messages dropped ** [ 1351.310948][ T32] r5:858c5f8c r4:858c5c00 [ 1351.310972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.311020][ T32] r7:dddced80 r6:83018000 r5:858c5f8c r4:85927900 [ 1351.311041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.311088][ T32] r10:61c88647 r9:84a8b000 r8:8592792c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.311110][ T32] r4:85927900 [ 1351.311128][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.311172][ T32] r10:00000000 r9:85927900 r8:80287e08 r7:ecc91e60 r6:85927980 r5:84a8b000 [ 1351.311222][ T32] r4:00000001 [ 1351.311272][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.311338][ T32] Exception stack(0xeccadfb0 to 0xeccadff8) [ 1351.311369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.311432][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.311465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.311500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.311538][ T32] r4:8592e300 [ 1351.312053][ T32] INFO: task kworker/0:537:6261 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.312094][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.312178][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.312241][ T32] Call trace: [ 1351.312274][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.312338][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 4 printk messages dropped ** [ 1351.312601][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1351.312899][ T32] r4:e0585dc0 [ 1351.312926][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.312968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.312990][ T32] r4:00000000 [ 1351.313010][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.313056][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.313078][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.313171][ T32] r5:00001000 r4:dfbdd000 [ 1351.313220][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.313263][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.313305][ T32] r5:84be838c r4:84be8000 [ 1351.313324][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.313369][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.313392][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.313439][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.313461][ T32] r4:848ec200 [ 1351.313479][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.313525][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.313546][ T32] r4:00000001 [ 1351.313565][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.313632][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.313664][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.313692][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.313718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.313774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.313801][ T32] r4:849b9d40 [ 1351.313857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.313894][ T32] INFO: task kworker/0:538:6263 blocked for more than 477 seconds. [ 1351.313935][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.313960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.313981][ T32] task:kworker/0:538 state:D stack:0 pid:6263 tgid:6263 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.314053][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.314101][ T32] Call trace: [ 1351.314158][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.314227][ T32] r10:8291a684 r9:eccb1d84 r8:00000002 r7:60000113 r6:eccb1d8c r5:84a8bc00 ** 5 printk messages dropped ** [ 1351.314551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 ** 8 printk messages dropped ** [ 1351.315050][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.315209][ T32] r5:858c678c r4:858c6400 [ 1351.315229][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.315370][ T32] r10:61c88647 r9:84a8bc00 r8:85927a2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.315692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.316511][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1351.316939][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.317199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1351.317736][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1351.317868][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.317923][ T32] r4:00000001 [ 1351.317947][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.317984][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.318037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.318123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.318186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.318291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.345341][ T32] r4:849b9d40 [ 1351.345412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.345457][ T32] INFO: task kworker/0:539:6264 blocked for more than 477 seconds. [ 1351.345495][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.345551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.345580][ T32] task:kworker/0:539 state:D stack:0 pid:6264 tgid:6264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.345650][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.345723][ T32] Call trace: [ 1351.345758][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.345820][ T32] r10:8291a684 r9:eccb5d84 r8:00000002 r7:60000113 r6:eccb5d8c r5:84a8c800 [ 1351.345844][ T32] r4:84a8c800 [ 1351.345865][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.345908][ T32] r5:84a8c800 r4:8291a680 [ 1351.345930][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.345971][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.346013][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 [ 1351.346036][ T32] r4:00000000 [ 1351.346056][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.346118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.346215][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.346288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592e5c0 [ 1351.346315][ T32] r4:00000000 [ 1351.346363][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.346418][ T32] r9:83018005 r8:84a8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1351.346443][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.346495][ T32] r5:00001000 r4:eb9ef000 [ 1351.346544][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.346616][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.346670][ T32] r5:858c638c r4:858c6000 [ 1351.346691][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.346740][ T32] r7:dddced80 r6:83018000 r5:858c638c r4:85927b00 [ 1351.346761][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.346807][ T32] r10:61c88647 r9:84a8c800 r8:85927b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1351.346924][ T32] r10:00000000 r9:85927b00 r8:80287e08 r7:eccb1e60 r6:85927b80 r5:84a8c800 ** 10 printk messages dropped ** [ 1351.347973][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.361318][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1351.361696][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1351.362011][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1351.362321][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1351.362844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.363551][ T32] r4:84a8d400 ** 4 printk messages dropped ** [ 1351.363809][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 ** 7 printk messages dropped ** [ 1351.364130][ T32] r9:83018005 r8:84a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1351.364348][ T32] r5:858c6b8c r4:858c6800 [ 1351.364374][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1351.364586][ T32] r4:85927c00 ** 4 printk messages dropped ** [ 1351.364732][ T32] Exception stack(0xeccb9fb0 to 0xeccb9ff8) ** 6 printk messages dropped ** [ 1351.365508][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1351.365847][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.365875][ T32] r4:00000000 [ 1351.365896][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.365962][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.366003][ T32] 5d20: d8db6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.366034][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.366086][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.366115][ T32] r5:800b0013 r4:80239bb0 [ 1351.366139][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.366181][ T32] r4:82ac21e4 [ 1351.366202][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.366244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.366267][ T32] r4:e0585dc0 [ 1351.366286][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.366362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.366561][ T32] r4:00000000 [ 1351.366684][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.366765][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.366799][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.366878][ T32] r5:00001000 r4:dfbdd000 [ 1351.366902][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.366942][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.367055][ T32] r5:84be838c r4:84be8000 [ 1351.367081][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.367128][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.367149][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.367196][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.367249][ T32] r4:848ec200 [ 1351.367272][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.367347][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.367374][ T32] r4:00000001 [ 1351.367394][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.367511][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.367548][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.367580][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.367606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.367684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.367712][ T32] r4:849b9d40 [ 1351.367805][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.367837][ T32] INFO: task kworker/0:541:6268 blocked for more than 477 seconds. [ 1351.367867][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.367892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.367914][ T32] task:kworker/0:541 state:D stack:0 pid:6268 tgid:6268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.367963][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.368162][ T32] Call trace: [ 1351.368194][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.368333][ T32] r10:8291a684 r9:eccbdd84 r8:00000002 r7:60000013 r6:eccbdd8c r5:84a8e000 [ 1351.383725][ T32] r4:84a8e000 [ 1351.383791][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.383897][ T32] r5:84a8e000 r4:8291a680 [ 1351.383924][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.383967][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.384010][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 [ 1351.384033][ T32] r4:00000000 [ 1351.384078][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.384118][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.384160][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.384230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592ec40 [ 1351.384257][ T32] r4:00000000 [ 1351.384279][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.384327][ T32] r9:83018005 r8:84a8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1351.384351][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.384398][ T32] r5:00001000 r4:ebbd1000 [ 1351.384419][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.384458][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.384501][ T32] r5:858c738c r4:858c7000 [ 1351.384522][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.384571][ T32] r7:dddced80 r6:83018000 r5:858c738c r4:85927d80 [ 1351.384592][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.384646][ T32] r10:61c88647 r9:84a8e000 r8:85927dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.384701][ T32] r4:85927d80 [ 1351.384734][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.384783][ T32] r10:00000000 r9:85927d80 r8:80287e08 r7:eccb9e60 r6:85927c80 r5:84a8e000 [ 1351.384807][ T32] r4:00000001 [ 1351.384828][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.384868][ T32] Exception stack(0xeccbdfb0 to 0xeccbdff8) [ 1351.384899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.384942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.384975][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.385004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.385027][ T32] r4:8592e840 [ 1351.385546][ T32] INFO: task kworker/0:541:6268 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.385614][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.385700][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.385789][ T32] Call trace: [ 1351.385824][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.385968][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.385999][ T32] r4:00000000 [ 1351.386036][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.386107][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.386148][ T32] 5d20: d8ea6000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.386178][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.386204][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.386228][ T32] r5:800b0013 r4:80239bb0 [ 1351.386248][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.386345][ T32] r4:82ac21e4 [ 1351.386370][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.386441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.386468][ T32] r4:e0585dc0 [ 1351.386488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.386530][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.386579][ T32] r4:00000000 [ 1351.386607][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.386661][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.386683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.386753][ T32] r5:00001000 r4:dfbdd000 [ 1351.386777][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.386858][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.386907][ T32] r5:84be838c r4:84be8000 [ 1351.386929][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.386975][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.386996][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.387069][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.387150][ T32] r4:848ec200 [ 1351.387235][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.387285][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.387309][ T32] r4:00000001 [ 1351.387381][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.387451][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.387489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.387519][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.387573][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.387634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.387662][ T32] r4:849b9d40 [ 1351.387685][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.387716][ T32] INFO: task kworker/0:542:6270 blocked for more than 477 seconds. [ 1351.387765][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.387838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.387867][ T32] task:kworker/0:542 state:D stack:0 pid:6270 tgid:6270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.387915][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.387959][ T32] Call trace: [ 1351.387989][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.388037][ T32] r10:8291a684 r9:eccc1d84 r8:00000002 r7:60000013 r6:eccc1d8c r5:84a8ec00 [ 1351.388116][ T32] r4:84a8ec00 [ 1351.388144][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.388190][ T32] r5:84a8ec00 r4:8291a680 [ 1351.405946][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.406124][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.406289][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1351.406347][ T32] r4:00000000 [ 1351.406391][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.406441][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.406481][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.406550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592eac0 [ 1351.406578][ T32] r4:00000000 [ 1351.406599][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.406652][ T32] r9:83018005 r8:84a8ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.406706][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.406786][ T32] r5:00001000 r4:ebb71000 [ 1351.406872][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.406932][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.406979][ T32] r5:858c6f8c r4:858c6c00 [ 1351.407031][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.407084][ T32] r7:dddced80 r6:83018000 r5:858c6f8c r4:85927e00 [ 1351.407109][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.407281][ T32] r10:00000000 r9:85927e00 r8:80287e08 r7:eccbde60 r6:85927f80 r5:84a8ec00 ** 9 printk messages dropped ** [ 1351.413637][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.414879][ T32] r5:800b0013 r4:80239bb0 ** 3 printk messages dropped ** [ 1351.415042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1351.415604][ T32] r5:84be838c r4:84be8000 [ 1351.415639][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.415719][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.415745][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.415794][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.415848][ T32] r4:848ec200 [ 1351.415873][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.415932][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.415960][ T32] r4:00000001 [ 1351.415981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.416018][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.416043][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.416071][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.416097][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.416137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.416173][ T32] r4:849b9d40 [ 1351.416196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.416241][ T32] INFO: task kworker/0:543:6272 blocked for more than 477 seconds. [ 1351.416308][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.416339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.416389][ T32] task:kworker/0:543 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.416445][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.416549][ T32] Call trace: [ 1351.416581][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.416656][ T32] r10:8291a684 r9:eccc9d84 r8:00000002 r7:60000013 r6:eccc9d8c r5:858ee000 [ 1351.416680][ T32] r4:858ee000 [ 1351.416755][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.416803][ T32] r5:858ee000 r4:8291a680 [ 1351.416850][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.416920][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.416968][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc9e08 [ 1351.416994][ T32] r4:00000000 [ 1351.417044][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.417083][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.417117][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.417157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8592eec0 [ 1351.417180][ T32] r4:00000000 [ 1351.417227][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.417282][ T32] r9:83018005 r8:858ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1351.417305][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.417373][ T32] r5:00001000 r4:ebca9000 [ 1351.417447][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.417518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.417566][ T32] r5:858c778c r4:858c7400 [ 1351.417587][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.417637][ T32] r7:dddced80 r6:83018000 r5:858c778c r4:85938000 [ 1351.417662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.417710][ T32] r10:61c88647 r9:858ee000 r8:8593802c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.417733][ T32] r4:85938000 [ 1351.417837][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.417887][ T32] r10:00000000 r9:85938000 r8:80287e08 r7:eccbde60 r6:85938080 r5:858ee000 [ 1351.417910][ T32] r4:00000001 [ 1351.417928][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.417963][ T32] Exception stack(0xeccc9fb0 to 0xeccc9ff8) [ 1351.417991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.418020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.418046][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.418073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1351.436124][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1351.436807][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 4 printk messages dropped ** [ 1351.436971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1351.437434][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.437743][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 6 printk messages dropped ** [ 1351.438070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1351.443486][ T32] r4:85900c00 ** 4 printk messages dropped ** [ 1351.443710][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecccde08 ** 8 printk messages dropped ** [ 1351.444321][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.444468][ T32] r5:858c7f8c r4:858c7c00 ** 2 printk messages dropped ** [ 1351.444784][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1351.445515][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.446419][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.446910][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1351.447194][ T32] r4:82ac21e4 [ 1351.447318][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.447365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.447431][ T32] r4:e0585dc0 [ 1351.447455][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.447554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.447892][ T32] r4:00000000 [ 1351.447949][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.448049][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.448075][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.448332][ T32] r5:00001000 r4:dfbdd000 [ 1351.466071][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.466164][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.466212][ T32] r5:84be838c r4:84be8000 [ 1351.466234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.466285][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.466306][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.466371][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.466453][ T32] r4:848ec200 [ 1351.466478][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.466527][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.466550][ T32] r4:00000001 [ 1351.466590][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.466651][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.466685][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.466730][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.466762][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.466835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.466873][ T32] r4:849b9d40 [ 1351.466898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.466931][ T32] INFO: task kworker/1:1020:6277 blocked for more than 477 seconds. [ 1351.466981][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.467013][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.467038][ T32] task:kworker/1:1020 state:D stack:0 pid:6277 tgid:6277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.467214][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.467273][ T32] Call trace: [ 1351.467307][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.467359][ T32] r10:8291a684 r9:eccc5d84 r8:00000002 r7:60000113 r6:eccc5d8c r5:857c5400 [ 1351.467386][ T32] r4:857c5400 [ 1351.467433][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.467481][ T32] r5:857c5400 r4:8291a680 [ 1351.467503][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.467543][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.467584][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc5e08 [ 1351.467664][ T32] r4:00000000 [ 1351.467695][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.467732][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.467769][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.467813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85937ec0 [ 1351.467836][ T32] r4:00000000 [ 1351.467857][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.467902][ T32] r9:83018205 r8:857c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 4 printk messages dropped ** [ 1351.468097][ T32] r5:8581078c r4:85810400 [ 1351.468147][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.468257][ T32] r7:ddde2d80 r6:83018200 r5:8581078c r4:85616880 ** 4 printk messages dropped ** [ 1351.473526][ T32] r10:00000000 r9:85616880 r8:80287e08 r7:eca35e60 r6:85616980 r5:857c5400 ** 6 printk messages dropped ** [ 1351.473861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.474993][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1351.475254][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.475437][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1351.475836][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1351.476216][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1351.476442][ T32] INFO: task kworker/0:545:6279 blocked for more than 477 seconds. ** 7 printk messages dropped ** [ 1351.476985][ T32] r4:857c6c00 ** 4 printk messages dropped ** [ 1351.477198][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd9e08 ** 10 printk messages dropped ** [ 1351.477606][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.477713][ T32] r5:859d838c r4:859d8000 ** 3 printk messages dropped ** [ 1351.477878][ T32] r10:61c88647 r9:857c6c00 r8:859383ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.478160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.492235][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 6 printk messages dropped ** [ 1351.492632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1351.493367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.493733][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1351.493807][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.493837][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.493892][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.493933][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.493962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.493985][ T32] r4:849b9d40 [ 1351.494006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.494036][ T32] INFO: task kworker/0:546:6281 blocked for more than 477 seconds. [ 1351.494070][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.494109][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.494162][ T32] task:kworker/0:546 state:D stack:0 pid:6281 tgid:6281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.494282][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.494358][ T32] Call trace: [ 1351.494411][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.494462][ T32] r10:8291a684 r9:ecce1d84 r8:00000002 r7:60000113 r6:ecce1d8c r5:857c4800 [ 1351.494503][ T32] r4:857c4800 [ 1351.494532][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.494595][ T32] r5:857c4800 r4:8291a680 [ 1351.494641][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.494711][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.494758][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 [ 1351.494807][ T32] r4:00000000 [ 1351.494854][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.494923][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.494974][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.495023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859408c0 [ 1351.495048][ T32] r4:00000000 [ 1351.495067][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.495110][ T32] r9:83018005 r8:857c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1351.495132][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.495173][ T32] r5:00001000 r4:ec8b9000 [ 1351.495193][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.495231][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.495273][ T32] r5:859d8f8c r4:859d8c00 [ 1351.495294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.495340][ T32] r7:dddced80 r6:83018000 r5:859d8f8c r4:85938500 [ 1351.495380][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.495441][ T32] r10:61c88647 r9:857c4800 r8:8593852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.495496][ T32] r4:85938500 [ 1351.495548][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.495609][ T32] r10:00000000 r9:85938500 r8:80287e08 r7:eccd9e60 r6:85616900 r5:857c4800 [ 1351.495646][ T32] r4:00000001 [ 1351.495669][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.495707][ T32] Exception stack(0xecce1fb0 to 0xecce1ff8) [ 1351.495733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.495762][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.495788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.495834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.495875][ T32] r4:859403c0 [ 1351.496189][ T32] INFO: task kworker/0:546:6281 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.496227][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.496356][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.496418][ T32] Call trace: [ 1351.496479][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.496537][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.496562][ T32] r4:00000000 [ 1351.496581][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.496743][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.496788][ T32] 5d20: d9d14000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.496848][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.496922][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.496951][ T32] r5:800b0013 r4:80239bb0 [ 1351.496974][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.497049][ T32] r4:82ac21e4 [ 1351.497081][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.497124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.497147][ T32] r4:e0585dc0 [ 1351.497167][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.497207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.497229][ T32] r4:00000000 [ 1351.497248][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.497293][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.497316][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.497358][ T32] r5:00001000 r4:dfbdd000 [ 1351.497404][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.497447][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.497542][ T32] r5:84be838c r4:84be8000 [ 1351.497583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.497639][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.497662][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.497708][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.497743][ T32] r4:848ec200 [ 1351.497766][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.497812][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.497838][ T32] r4:00000001 [ 1351.497886][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.497926][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.497953][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.497993][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.498038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.498084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1351.498222][ T32] INFO: task kworker/0:547:6283 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.526730][ T32] r5:857c6000 r4:8291a680 ** 5 printk messages dropped ** [ 1351.526964][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.527374][ T32] r5:859d878c r4:859d8400 [ 1351.527408][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.527571][ T32] r10:61c88647 r9:857c6000 r8:859384ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1351.527773][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.527897][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 1351.527931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.527966][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.527993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.528097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.528126][ T32] r4:85940480 [ 1351.531029][ T32] INFO: task kworker/0:547:6283 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.531120][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.531196][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.531333][ T32] Call trace: [ 1351.531401][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.531497][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.531528][ T32] r4:00000000 [ 1351.531604][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.531659][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.531717][ T32] 5d20: da0e4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.531782][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.531817][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.531844][ T32] r5:800b0013 r4:80239bb0 [ 1351.531866][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.531910][ T32] r4:82ac21e4 [ 1351.531932][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.532093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.532123][ T32] r4:e0585dc0 [ 1351.532146][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.532217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.532245][ T32] r4:00000000 [ 1351.532267][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.532315][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.532340][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.532382][ T32] r5:00001000 r4:dfbdd000 [ 1351.532430][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.532475][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.532521][ T32] r5:84be838c r4:84be8000 [ 1351.532542][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.532616][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.532649][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.532699][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.532724][ T32] r4:848ec200 [ 1351.532772][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.532850][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.532878][ T32] r4:00000001 [ 1351.532954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.533151][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.533477][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.533917][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1351.534154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940840 [ 1351.534178][ T32] r4:00000000 [ 1351.534198][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.534247][ T32] r9:83018005 r8:859a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1351.534273][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.534350][ T32] r5:00001000 r4:ec8a9000 [ 1351.534376][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.534418][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.534460][ T32] r5:859d8b8c r4:859d8800 [ 1351.534482][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.534533][ T32] r7:dddced80 r6:83018000 r5:859d8b8c r4:85938580 [ 1351.534582][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.534639][ T32] r10:61c88647 r9:859a0000 r8:859385ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.534666][ T32] r4:85938580 [ 1351.534688][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.534736][ T32] r10:00000000 r9:85938580 r8:80287e08 r7:ecce1e60 r6:85616b00 r5:859a0000 [ 1351.534760][ T32] r4:00000001 [ 1351.534780][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.534831][ T32] Exception stack(0xeccedfb0 to 0xeccedff8) [ 1351.535024][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.535108][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.535142][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.535173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.535198][ T32] r4:85940480 [ 1351.535523][ T32] INFO: task kworker/0:548:6284 is blocked on a mutex likely owned by task kworker/1:158:3743. ** 5 printk messages dropped ** [ 1351.535891][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.536118][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff ** 7 printk messages dropped ** [ 1351.536477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1351.536979][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 7 printk messages dropped ** [ 1351.537446][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 7 printk messages dropped ** [ 1351.537734][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 6 printk messages dropped ** [ 1351.562591][ T32] r4:859a0c00 ** 4 printk messages dropped ** [ 1351.563072][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 ** 8 printk messages dropped ** [ 1351.563744][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.564149][ T32] r5:85811b8c r4:85811800 ** 1 printk messages dropped ** [ 1351.564451][ T32] r7:ddde2d80 r6:83018200 r5:85811b8c r4:85616b80 ** 4 printk messages dropped ** [ 1351.564770][ T32] r10:00000000 r9:85616b80 r8:80287e08 r7:eccc5e60 r6:85616c80 r5:859a0c00 ** 9 printk messages dropped ** [ 1351.565688][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1351.566365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1351.566942][ T32] r5:84be838c r4:84be8000 ** 6 printk messages dropped ** [ 1351.567183][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1351.567480][ T32] INFO: task kworker/1:1022:6289 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.568044][ T32] r5:859a1800 r4:8291a680 ** 3 printk messages dropped ** [ 1351.576111][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.576383][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.576589][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.576707][ T32] r5:85810b8c r4:85810800 [ 1351.576761][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.576814][ T32] r7:ddde2d80 r6:83018200 r5:85810b8c r4:85616d00 [ 1351.576836][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.576885][ T32] r10:61c88647 r9:859a1800 r8:85616d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.576908][ T32] r4:85616d00 [ 1351.576942][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.577019][ T32] r10:00000000 r9:85616d00 r8:80287e08 r7:ecce5e60 r6:85616e00 r5:859a1800 [ 1351.577046][ T32] r4:00000001 [ 1351.577067][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.577108][ T32] Exception stack(0xeccd1fb0 to 0xeccd1ff8) [ 1351.577139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.577169][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.577201][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.577233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.577255][ T32] r4:85937b80 [ 1351.577817][ T32] INFO: task kworker/1:1022:6289 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.577919][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.578003][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.578073][ T32] Call trace: [ 1351.578312][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.591764][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.591821][ T32] r4:00000000 [ 1351.591849][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.591955][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.591994][ T32] 5d20: da68b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.592025][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.592052][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.592076][ T32] r5:800b0013 r4:80239bb0 [ 1351.592120][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.592171][ T32] r4:82ac21e4 [ 1351.592206][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.592259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.592285][ T32] r4:e0585dc0 [ 1351.592331][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.592405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.592460][ T32] r4:00000000 [ 1351.592510][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.592562][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.592624][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.592712][ T32] r5:00001000 r4:dfbdd000 [ 1351.592764][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.592813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.592885][ T32] r5:84be838c r4:84be8000 [ 1351.592911][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.592960][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.592982][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.593056][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.593085][ T32] r4:848ec200 [ 1351.593131][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.593190][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.593240][ T32] r4:00000001 [ 1351.593292][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.593359][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.593390][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.593419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.593446][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.593476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.593501][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1351.593717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1351.594180][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1351.594711][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.594754][ T32] r5:8581138c r4:85811000 [ 1351.594846][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1351.595108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1351.595568][ T32] r4:85937b80 ** 5 printk messages dropped ** [ 1351.596425][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1351.596847][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.597059][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.597337][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1351.597497][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1351.597735][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.598153][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.622146][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.622902][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.623197][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.623772][ T32] r10:00000000 r9:85938400 r8:80287e08 r7:ecce1e60 r6:85616e80 r5:859a3000 ** 4 printk messages dropped ** [ 1351.624091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.624120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.624149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.624268][ T32] r4:85940900 [ 1351.624829][ T32] INFO: task kworker/0:549:6293 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.624876][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.625039][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.625170][ T32] Call trace: [ 1351.625340][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.625533][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.625564][ T32] r4:00000000 [ 1351.625585][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.625679][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.625714][ T32] 5d20: da9e7000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.625899][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.625930][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.625955][ T32] r5:800b0013 r4:80239bb0 [ 1351.626002][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.626200][ T32] r4:82ac21e4 [ 1351.626352][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.626403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.626496][ T32] r4:e0585dc0 [ 1351.626548][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.626594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.626674][ T32] r4:00000000 [ 1351.626701][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.626858][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.626886][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.626936][ T32] r5:00001000 r4:dfbdd000 [ 1351.626958][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.627060][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.627106][ T32] r5:84be838c r4:84be8000 [ 1351.627126][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.627173][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.627274][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.627329][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.627566][ T32] r4:848ec200 [ 1351.627590][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.627639][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.627667][ T32] r4:00000001 [ 1351.627689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.627726][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.627752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.627780][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.627807][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.627835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.627883][ T32] r4:849b9d40 [ 1351.627992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.628044][ T32] INFO: task kworker/0:550:6295 blocked for more than 478 seconds. [ 1351.628086][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.628113][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.628135][ T32] task:kworker/0:550 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.628337][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.652644][ T32] Call trace: [ 1351.652709][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.652793][ T32] r10:8291a684 r9:eccf9d84 r8:00000002 r7:60000013 r6:eccf9d8c r5:859a3c00 [ 1351.652819][ T32] r4:859a3c00 [ 1351.652842][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.652887][ T32] r5:859a3c00 r4:8291a680 [ 1351.652910][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.652974][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.653092][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccf9e08 [ 1351.653120][ T32] r4:00000000 [ 1351.653140][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.653174][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.653213][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.653253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940b40 [ 1351.653332][ T32] r4:00000000 [ 1351.653357][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.653407][ T32] r9:83018005 r8:859a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1351.653456][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.653516][ T32] r5:00001000 r4:ec8df000 [ 1351.653538][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.653578][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.653665][ T32] r5:859d978c r4:859d9400 [ 1351.653772][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.653826][ T32] r7:dddced80 r6:83018000 r5:859d978c r4:85938680 [ 1351.653848][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.653900][ T32] r10:61c88647 r9:859a3c00 r8:859386ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.653978][ T32] r4:85938680 [ 1351.654003][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.654052][ T32] r10:00000000 r9:85938680 r8:80287e08 r7:eccf5e60 r6:85616f00 r5:859a3c00 [ 1351.654102][ T32] r4:00000001 [ 1351.654129][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.654227][ T32] Exception stack(0xeccf9fb0 to 0xeccf9ff8) [ 1351.654262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.654292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.654319][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.654601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.654628][ T32] r4:85940900 ** 2 printk messages dropped ** [ 1351.655353][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.655645][ T32] 5d20: dac6c000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1351.656007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1351.656463][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1351.656713][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.656885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.657321][ T32] r10:8291a684 r9:eccfdd84 r8:00000002 r7:60000113 r6:eccfdd8c r5:859a4800 ** 4 printk messages dropped ** [ 1351.657502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.657594][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 [ 1351.657624][ T32] r4:00000000 [ 1351.657650][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.657696][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.657731][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.657774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940d00 [ 1351.657823][ T32] r4:00000000 [ 1351.657854][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.657900][ T32] r9:83018005 r8:859a4800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1351.657922][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.657965][ T32] r5:00001000 r4:ec8f1000 [ 1351.657985][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.658024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.658065][ T32] r5:859d9b8c r4:859d9800 [ 1351.658113][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.658169][ T32] r7:dddced80 r6:83018000 r5:859d9b8c r4:85938780 [ 1351.658198][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.658247][ T32] r10:61c88647 r9:859a4800 r8:859387ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.658334][ T32] r4:85938780 [ 1351.664443][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.664544][ T32] r10:00000000 r9:85938780 r8:80287e08 r7:eccf9e60 r6:85616f80 r5:859a4800 [ 1351.664592][ T32] r4:00000001 [ 1351.664643][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.664720][ T32] Exception stack(0xeccfdfb0 to 0xeccfdff8) [ 1351.664781][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.664849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.664880][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.664949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.664978][ T32] r4:85940b80 [ 1351.665496][ T32] INFO: task kworker/0:551:6297 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.665567][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.665653][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.665755][ T32] Call trace: [ 1351.665799][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.665853][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.665905][ T32] r4:00000000 [ 1351.665932][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.665986][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.666018][ T32] 5d20: dac6c000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.666073][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.666104][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.666155][ T32] r5:800b0013 r4:80239bb0 [ 1351.666188][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.666258][ T32] r4:82ac21e4 [ 1351.666284][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.666328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.666352][ T32] r4:e0585dc0 [ 1351.666397][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.666445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.666495][ T32] r4:00000000 [ 1351.666519][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.666565][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.666588][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.666669][ T32] r5:00001000 r4:dfbdd000 [ 1351.666721][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.666799][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.666865][ T32] r5:84be838c r4:84be8000 [ 1351.666909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.666967][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.666992][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.667066][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.667120][ T32] r4:848ec200 [ 1351.667149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.667198][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.667252][ T32] r4:00000001 [ 1351.667276][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.667313][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.667393][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.667451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.667486][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.667543][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.667596][ T32] r4:849b9d40 ** 3 printk messages dropped ** [ 1351.667730][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1351.686333][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.686865][ T32] r5:00001000 r4:ec917000 ** 1 printk messages dropped ** [ 1351.686954][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.687004][ T32] r5:859da38c r4:859da000 ** 1 printk messages dropped ** [ 1351.687127][ T32] r7:dddced80 r6:83018000 r5:859da38c r4:85938800 ** 5 printk messages dropped ** [ 1351.687390][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.687604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1351.690881][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 8 printk messages dropped ** [ 1351.691267][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.691513][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.691715][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.691965][ T32] r4:848ec200 [ 1351.691986][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.692031][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.692054][ T32] r4:00000001 [ 1351.692073][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.692108][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.692166][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.692199][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.692225][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.692255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.692278][ T32] r4:849b9d40 [ 1351.692310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.692344][ T32] INFO: task kworker/0:553:6300 blocked for more than 478 seconds. [ 1351.692394][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.692431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.692499][ T32] task:kworker/0:553 state:D stack:0 pid:6300 tgid:6300 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.692581][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.692628][ T32] Call trace: [ 1351.692682][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.692745][ T32] r10:8291a684 r9:ecd05d84 r8:00000002 r7:60000013 r6:ecd05d8c r5:859a6000 [ 1351.692776][ T32] r4:859a6000 [ 1351.692799][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.692869][ T32] r5:859a6000 r4:8291a680 [ 1351.692894][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.692984][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.693030][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd05e08 [ 1351.693080][ T32] r4:00000000 [ 1351.693103][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.693140][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.693175][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.693241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85940ec0 [ 1351.693276][ T32] r4:00000000 [ 1351.693324][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.693372][ T32] r9:83018005 r8:859a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.693395][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.693439][ T32] r5:00001000 r4:ec901000 [ 1351.693459][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.693499][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.693552][ T32] r5:859d9f8c r4:859d9c00 [ 1351.693577][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.693622][ T32] r7:dddced80 r6:83018000 r5:859d9f8c r4:85938900 [ 1351.693706][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.693765][ T32] r10:61c88647 r9:859a6000 r8:8593892c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.693789][ T32] r4:85938900 [ 1351.693810][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.693883][ T32] r10:00000000 r9:85938900 r8:80287e08 r7:ecd01e60 r6:85941080 r5:859a6000 [ 1351.693909][ T32] r4:00000001 [ 1351.693954][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.693994][ T32] Exception stack(0xecd05fb0 to 0xecd05ff8) [ 1351.694020][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.694049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.694075][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.694129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 2 printk messages dropped ** [ 1351.694719][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.695466][ T32] r4:82ac21e4 ** 6 printk messages dropped ** [ 1351.695701][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1351.696190][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.696451][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.696862][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.697239][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1351.697713][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1351.697914][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.698090][ T32] r10:61c88647 r9:859a6c00 r8:859388ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.719797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1351.719908][ T32] r4:85940fc0 [ 1351.720455][ T32] INFO: task kworker/0:554:6303 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.720507][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.720704][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.720789][ T32] Call trace: [ 1351.720823][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.720882][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.720933][ T32] r4:00000000 [ 1351.720960][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.721002][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.721046][ T32] 5d20: db3c0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.721081][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.721134][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.721168][ T32] r5:800b0013 r4:80239bb0 [ 1351.721219][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.721268][ T32] r4:82ac21e4 [ 1351.721291][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.721363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.721415][ T32] r4:e0585dc0 [ 1351.721466][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.721513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.721538][ T32] r4:00000000 [ 1351.721560][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.721609][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.721666][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.721715][ T32] r5:00001000 r4:dfbdd000 [ 1351.721738][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.721780][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.721823][ T32] r5:84be838c r4:84be8000 [ 1351.721844][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.721919][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.721947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.721997][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.722045][ T32] r4:848ec200 [ 1351.722078][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.722152][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.722232][ T32] r4:00000001 [ 1351.722258][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.722295][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.722348][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.722526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.722972][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.723226][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.723567][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d040 ** 6 printk messages dropped ** [ 1351.723844][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.723913][ T32] r5:859da78c r4:859da400 [ 1351.723969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1351.724172][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1351.724449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 8 printk messages dropped ** [ 1351.725120][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1351.725513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1351.725963][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.726404][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.726658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.727153][ T32] r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000113 r6:ecd11d8c r5:857c8c00 ** 8 printk messages dropped ** [ 1351.727465][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.727745][ T32] r5:00001000 r4:ec951000 ** 1 printk messages dropped ** [ 1351.727841][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.727889][ T32] r5:859daf8c r4:859dac00 [ 1351.727909][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.727956][ T32] r7:dddced80 r6:83018000 r5:859daf8c r4:85938a00 [ 1351.727977][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.728045][ T32] r10:61c88647 r9:857c8c00 r8:85938a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.728082][ T32] r4:85938a00 [ 1351.728108][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.728196][ T32] r10:00000000 r9:85938a00 r8:80287e08 r7:ecd09e60 r6:85941200 r5:857c8c00 [ 1351.728268][ T32] r4:00000001 [ 1351.747900][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.748016][ T32] Exception stack(0xecd11fb0 to 0xecd11ff8) [ 1351.748054][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.748088][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.748115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.748175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.748205][ T32] r4:8593d1c0 [ 1351.749323][ T32] INFO: task kworker/0:556:6307 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.749404][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.749575][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.749637][ T32] Call trace: [ 1351.749678][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.749793][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.749850][ T32] r4:00000000 [ 1351.749877][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.749948][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.749982][ T32] 5d20: db6a4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.750011][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.750039][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.750183][ T32] r5:800b0013 r4:80239bb0 [ 1351.750217][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.750262][ T32] r4:82ac21e4 [ 1351.750285][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.750328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.750350][ T32] r4:e0585dc0 [ 1351.750369][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.750411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.750434][ T32] r4:00000000 [ 1351.750454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.750500][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.750523][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.750582][ T32] r5:00001000 r4:dfbdd000 [ 1351.750609][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.750651][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.750721][ T32] r5:84be838c r4:84be8000 [ 1351.750768][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.750846][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.750871][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.750949][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.751075][ T32] r4:848ec200 [ 1351.751100][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.751165][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.751194][ T32] r4:00000001 [ 1351.751214][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.751250][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.751276][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.751329][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.751362][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.751446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.751473][ T32] r4:849b9d40 [ 1351.751496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.751528][ T32] INFO: task kworker/0:557:6309 blocked for more than 478 seconds. [ 1351.751568][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.751598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.751620][ T32] task:kworker/0:557 state:D stack:0 pid:6309 tgid:6309 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.751678][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.751724][ T32] Call trace: [ 1351.751756][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.751804][ T32] r10:8291a684 r9:ecd15d84 r8:00000002 r7:60000013 r6:ecd15d8c r5:857c9800 [ 1351.751827][ T32] r4:857c9800 [ 1351.751847][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.751890][ T32] r5:857c9800 r4:8291a680 [ 1351.751937][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.751997][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.752043][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 [ 1351.752098][ T32] r4:00000000 [ 1351.752130][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.752166][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.752204][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.752272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d500 [ 1351.752307][ T32] r4:00000000 [ 1351.752329][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.752401][ T32] r9:83018005 r8:857c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1351.752435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.752505][ T32] r5:00001000 r4:ec977000 [ 1351.752537][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.752579][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.752624][ T32] r5:859db38c r4:859db000 [ 1351.752666][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1351.752771][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.753190][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1351.754007][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1351.754179][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1351.754296][ T32] r4:e0585dc0 [ 1351.754318][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.754388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.754416][ T32] r4:00000000 [ 1351.754436][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.754481][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.754530][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.754610][ T32] r5:00001000 r4:dfbdd000 [ 1351.754634][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.754685][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.754754][ T32] r5:84be838c r4:84be8000 [ 1351.754806][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.754904][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.754940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.754988][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.755111][ T32] r4:848ec200 [ 1351.755136][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.755184][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.755207][ T32] r4:00000001 [ 1351.755253][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.755326][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.755356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.755411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.755483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.755521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.755551][ T32] r4:849b9d40 [ 1351.755600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.755632][ T32] INFO: task kworker/0:558:6311 blocked for more than 478 seconds. [ 1351.755666][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.755720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.755747][ T32] task:kworker/0:558 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.755905][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.755981][ T32] Call trace: [ 1351.756047][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.756100][ T32] r10:8291a684 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:857ca400 [ 1351.756124][ T32] r4:857ca400 [ 1351.756145][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.756188][ T32] r5:857ca400 r4:8291a680 [ 1351.756209][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.756247][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.756315][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd19e08 [ 1351.756342][ T32] r4:00000000 [ 1351.756362][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.756417][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.756457][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.756525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d640 [ 1351.756551][ T32] r4:00000000 [ 1351.756616][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.756674][ T32] r9:83018005 r8:857ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1351.756698][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.756836][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.756879][ T32] r5:859db78c r4:859db400 [ 1351.756899][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1351.757138][ T32] r10:00000000 r9:85938a80 r8:80287e08 r7:ecd15e60 r6:85941300 r5:857ca400 ** 7 printk messages dropped ** [ 1351.757402][ T32] r4:8593d4c0 ** 5 printk messages dropped ** [ 1351.758000][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 7 printk messages dropped ** [ 1351.790879][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1351.791149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.791255][ T32] r4:e0585dc0 [ 1351.791305][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.791358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.791381][ T32] r4:00000000 [ 1351.791401][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.791549][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.791665][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.791745][ T32] r5:00001000 r4:dfbdd000 [ 1351.791771][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.791922][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.791985][ T32] r5:84be838c r4:84be8000 [ 1351.792014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.792066][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.792087][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.792134][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.792185][ T32] r4:848ec200 [ 1351.792237][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1351.792710][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1351.793769][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.794043][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1351.795288][ T32] r5:00001000 r4:ec9b1000 ** 1 printk messages dropped ** [ 1351.795379][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.795423][ T32] r5:859dbf8c r4:859dbc00 ** 1 printk messages dropped ** [ 1351.795575][ T32] r7:dddced80 r6:83018000 r5:859dbf8c r4:85938b80 ** 5 printk messages dropped ** [ 1351.795881][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.796200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 9 printk messages dropped ** [ 1351.797561][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1351.798163][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.816473][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.816787][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.817389][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1351.817787][ T32] INFO: task kworker/0:560:6315 blocked for more than 478 seconds. ** 4 printk messages dropped ** [ 1351.817997][ T32] Call trace: [ 1351.818210][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.818270][ T32] r10:8291a684 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:857cbc00 [ 1351.831477][ T32] r4:857cbc00 [ 1351.831616][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.831802][ T32] r5:857cbc00 r4:8291a680 [ 1351.831859][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.831908][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.831981][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 [ 1351.832009][ T32] r4:00000000 [ 1351.832029][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.832077][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.832134][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.832207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593d6c0 [ 1351.832296][ T32] r4:00000000 [ 1351.832320][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.832377][ T32] r9:83018005 r8:857cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1351.832402][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.832449][ T32] r5:00001000 r4:ec99d000 [ 1351.832475][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.832518][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.832563][ T32] r5:859dbb8c r4:859db800 [ 1351.832583][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.832634][ T32] r7:dddced80 r6:83018000 r5:859dbb8c r4:85938c00 [ 1351.832674][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.832811][ T32] r10:61c88647 r9:857cbc00 r8:85938c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.832868][ T32] r4:85938c00 [ 1351.832892][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.832941][ T32] r10:00000000 r9:85938c00 r8:80287e08 r7:ecd1de60 r6:85941400 r5:857cbc00 [ 1351.832966][ T32] r4:00000001 [ 1351.832986][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.833084][ T32] Exception stack(0xecd21fb0 to 0xecd21ff8) [ 1351.833126][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.833249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.833290][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.833321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.833345][ T32] r4:8593d840 [ 1351.833900][ T32] INFO: task kworker/0:560:6315 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.833942][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.834050][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.834130][ T32] Call trace: [ 1351.834239][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.834295][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.834320][ T32] r4:00000000 [ 1351.834339][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.834405][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.834438][ T32] 5d20: dc014000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.834520][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.834559][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.834583][ T32] r5:800b0013 r4:80239bb0 [ 1351.834631][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.834681][ T32] r4:82ac21e4 [ 1351.834723][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.834773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.834872][ T32] r4:e0585dc0 [ 1351.834898][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.834942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.834964][ T32] r4:00000000 [ 1351.834984][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.835028][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.835102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.835308][ T32] r5:00001000 r4:dfbdd000 [ 1351.835334][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.835422][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.835526][ T32] r5:84be838c r4:84be8000 [ 1351.835608][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.835664][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.835690][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.835811][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.835858][ T32] r4:848ec200 [ 1351.835934][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1351.836057][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1351.836496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1351.837149][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.837460][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.837809][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.837858][ T32] r5:859dc78c r4:859dc400 [ 1351.837879][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.837977][ T32] r7:dddced80 r6:83018000 r5:859dc78c r4:85938c80 [ 1351.838002][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.838105][ T32] r10:61c88647 r9:857cc800 r8:85938cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.838159][ T32] r4:85938c80 [ 1351.838300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.859089][ T32] r10:00000000 r9:85938c80 r8:80287e08 r7:ecd1de60 r6:85941480 r5:857cc800 [ 1351.859163][ T32] r4:00000001 [ 1351.859198][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.859286][ T32] Exception stack(0xecd25fb0 to 0xecd25ff8) [ 1351.859329][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.859423][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.859491][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.859535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.859567][ T32] r4:8593d7c0 [ 1351.860182][ T32] INFO: task kworker/0:561:6317 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.860232][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.860324][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.860389][ T32] Call trace: [ 1351.860469][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.860595][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.860629][ T32] r4:00000000 [ 1351.860680][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.860735][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.860779][ T32] 5d20: dc371000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.860820][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.860909][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.860944][ T32] r5:800b0013 r4:80239bb0 [ 1351.860967][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.861040][ T32] r4:82ac21e4 [ 1351.861092][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1351.861168][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1351.861414][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1351.861701][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1351.861931][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1351.862271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.862575][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.862960][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1351.863311][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.863533][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.863740][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.864203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.864936][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.865244][ T32] 5d20: dc371000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1351.865771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1351.866341][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1351.866772][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1351.867176][ T32] INFO: task kworker/0:563:6321 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1351.867461][ T32] r10:8291a684 r9:ecd39d84 r8:00000002 r7:60000013 r6:ecd39d8c r5:857ce000 ** 3 printk messages dropped ** [ 1351.867599][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.867681][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.867760][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd39e08 [ 1351.867788][ T32] r4:00000000 [ 1351.867822][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.867861][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.867896][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.867967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593dc40 [ 1351.868139][ T32] r4:00000000 [ 1351.868172][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.868222][ T32] r9:83018005 r8:857ce000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1351.868320][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.891731][ T32] r5:00001000 r4:ecd3b000 [ 1351.891798][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.891935][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.891996][ T32] r5:859dcb8c r4:859dc800 [ 1351.892025][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.892079][ T32] r7:dddced80 r6:83018000 r5:859dcb8c r4:85938d80 [ 1351.892101][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.892150][ T32] r10:61c88647 r9:857ce000 r8:85938dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.892186][ T32] r4:85938d80 [ 1351.892224][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.892332][ T32] r10:00000000 r9:85938d80 r8:80287e08 r7:ecd25e60 r6:85941580 r5:857ce000 [ 1351.892387][ T32] r4:00000001 [ 1351.892442][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.892485][ T32] Exception stack(0xecd39fb0 to 0xecd39ff8) [ 1351.892518][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.892547][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.892573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.892605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.892628][ T32] r4:8593da00 [ 1351.893171][ T32] INFO: task kworker/0:563:6321 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.893215][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.893310][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.893363][ T32] Call trace: [ 1351.893394][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.893448][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.893471][ T32] r4:00000000 [ 1351.893491][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.893532][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.893560][ T32] 5d20: dc580000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.893654][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.893692][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.893717][ T32] r5:800b0013 r4:80239bb0 [ 1351.893738][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.893782][ T32] r4:82ac21e4 [ 1351.893818][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.893865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.893919][ T32] r4:e0585dc0 [ 1351.893944][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.894015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.894041][ T32] r4:00000000 [ 1351.894062][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.894109][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.894188][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.894235][ T32] r5:00001000 r4:dfbdd000 [ 1351.894282][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.894328][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.894398][ T32] r5:84be838c r4:84be8000 [ 1351.894421][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.894523][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.894550][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.894599][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.894623][ T32] r4:848ec200 [ 1351.894645][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.894697][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.894719][ T32] r4:00000001 [ 1351.894771][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.894811][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.894872][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1351.895024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 7 printk messages dropped ** [ 1351.895414][ T32] Call trace: ** 7 printk messages dropped ** [ 1351.895860][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd45e08 ** 8 printk messages dropped ** [ 1351.896207][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.896403][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1351.896850][ T32] r10:00000000 r9:85938e00 r8:80287e08 r7:ecd39e60 r6:85941600 r5:857cec00 ** 9 printk messages dropped ** [ 1351.897483][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.897543][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.897609][ T32] Call trace: [ 1351.897840][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.897896][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.897920][ T32] r4:00000000 [ 1351.897966][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.898037][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.898094][ T32] 5d20: dc580000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.898132][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.898185][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.898275][ T32] r5:800b0013 r4:80239bb0 [ 1351.921103][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.921313][ T32] r4:82ac21e4 [ 1351.921345][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.921392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.921416][ T32] r4:e0585dc0 [ 1351.921436][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.921480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.921503][ T32] r4:00000000 [ 1351.921523][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.921682][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.921711][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.921787][ T32] r5:00001000 r4:dfbdd000 [ 1351.921813][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.921892][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.921946][ T32] r5:84be838c r4:84be8000 [ 1351.921969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.922017][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1351.922041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.922089][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.922274][ T32] r4:848ec200 [ 1351.922300][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.922347][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.922371][ T32] r4:00000001 [ 1351.922391][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.922448][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.922490][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.922520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.922548][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.922577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.922600][ T32] r4:849b9d40 [ 1351.922624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.922678][ T32] INFO: task kworker/0:565:6325 blocked for more than 478 seconds. [ 1351.922718][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.922747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.922840][ T32] task:kworker/0:565 state:D stack:0 pid:6325 tgid:6325 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.922911][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.923046][ T32] Call trace: [ 1351.923094][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.923180][ T32] r10:8291a684 r9:ecd4dd84 r8:00000002 r7:60000113 r6:ecd4dd8c r5:85890000 [ 1351.923209][ T32] r4:85890000 [ 1351.923247][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.923351][ T32] r5:85890000 r4:8291a680 [ 1351.923460][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.923507][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.923551][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd4de08 [ 1351.923573][ T32] r4:00000000 [ 1351.923594][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.923630][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.923695][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.923742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593df00 [ 1351.923841][ T32] r4:00000000 [ 1351.923873][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.923919][ T32] r9:83018005 r8:85890000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 ** 3 printk messages dropped ** [ 1351.924154][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.924197][ T32] r5:859dd38c r4:859dd000 [ 1351.924216][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.924403][ T32] r10:61c88647 r9:85890000 r8:85938eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.924899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1351.925762][ T32] Call trace: ** 3 printk messages dropped ** [ 1351.925933][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.925986][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.926015][ T32] 5d20: dc9b9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1351.926071][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1351.926103][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1351.926129][ T32] r5:800b0013 r4:80239bb0 [ 1351.926150][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.926191][ T32] r4:82ac21e4 [ 1351.926234][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.926367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1351.926477][ T32] r4:e0585dc0 [ 1351.926588][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.926646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1351.926690][ T32] r4:00000000 [ 1351.926738][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.926788][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1351.926810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1351.927314][ T32] r5:84be838c r4:84be8000 ** 5 printk messages dropped ** [ 1351.927655][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1351.928107][ T32] INFO: task kworker/0:566:6327 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.949233][ T32] r4:85890c00 ** 4 printk messages dropped ** [ 1351.949518][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd59e08 ** 8 printk messages dropped ** [ 1351.949965][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1351.950130][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.950255][ T32] r7:dddced80 r6:83018000 r5:859dd78c r4:85938f00 ** 5 printk messages dropped ** [ 1351.950539][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.950782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1351.951850][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.952246][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 8 printk messages dropped ** [ 1351.952504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1351.952976][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 2 printk messages dropped ** [ 1351.953071][ T32] r4:848ec200 [ 1351.953091][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.953137][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.953160][ T32] r4:00000001 [ 1351.953180][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.953215][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.953241][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.953295][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.953353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.953385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.953407][ T32] r4:849b9d40 [ 1351.953442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.953516][ T32] INFO: task kworker/0:567:6329 blocked for more than 478 seconds. [ 1351.953566][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.953620][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.953654][ T32] task:kworker/0:567 state:D stack:0 pid:6329 tgid:6329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.953725][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.953811][ T32] Call trace: [ 1351.953845][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.953900][ T32] r10:8291a684 r9:ecd61d84 r8:00000002 r7:60000013 r6:ecd61d8c r5:85891800 [ 1351.953940][ T32] r4:85891800 [ 1351.953964][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.954064][ T32] r5:85891800 r4:8291a680 [ 1351.954089][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.954129][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.954197][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd61e08 [ 1351.954225][ T32] r4:00000000 [ 1351.954246][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.954306][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.954349][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.954421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939000 [ 1351.954447][ T32] r4:00000000 [ 1351.954468][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.954511][ T32] r9:83018005 r8:85891800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1351.954586][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.954637][ T32] r5:00001000 r4:ecd63000 [ 1351.954658][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.954724][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.954778][ T32] r5:859ddb8c r4:859dd800 [ 1351.954801][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.954921][ T32] r7:dddced80 r6:83018000 r5:859ddb8c r4:85938f80 [ 1351.954947][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.954997][ T32] r10:61c88647 r9:85891800 r8:85938fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.955020][ T32] r4:85938f80 [ 1351.955066][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.955142][ T32] r10:00000000 r9:85938f80 r8:80287e08 r7:ecd59e60 r6:85941780 r5:85891800 [ 1351.955169][ T32] r4:00000001 [ 1351.955216][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.955282][ T32] Exception stack(0xecd61fb0 to 0xecd61ff8) [ 1351.955320][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.955349][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.955376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.955453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.955487][ T32] r4:85940bc0 [ 1351.955700][ T32] INFO: task kworker/0:567:6329 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1351.955736][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.955803][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.955874][ T32] Call trace: [ 1351.955938][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1351.956123][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1351.956233][ T32] r4:00000000 [ 1351.956282][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.956326][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1351.956358][ T32] 5d20: dcd0c000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1351.956574][ T32] r4:82ac21e4 ** 5 printk messages dropped ** [ 1351.956838][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.957142][ T32] r5:84be838c r4:84be8000 ** 3 printk messages dropped ** [ 1351.957314][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.957339][ T32] r4:848ec200 [ 1351.957359][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.957430][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1351.957456][ T32] r4:00000001 [ 1351.957477][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.957514][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1351.957554][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.957614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.957644][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.957704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.957730][ T32] r4:849b9d40 [ 1351.957753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.957779][ T32] INFO: task kworker/0:568:6331 blocked for more than 478 seconds. [ 1351.957805][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1351.957909][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.957934][ T32] task:kworker/0:568 state:D stack:0 pid:6331 tgid:6331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.958022][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.958079][ T32] Call trace: [ 1351.958121][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1351.958243][ T32] r10:8291a684 r9:ecaa1d84 r8:00000002 r7:60000013 r6:ecaa1d8c r5:85892400 [ 1351.972577][ T32] r4:85892400 [ 1351.972678][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1351.972751][ T32] r5:85892400 r4:8291a680 [ 1351.972774][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.972816][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.972884][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 [ 1351.972950][ T32] r4:00000000 [ 1351.972974][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1351.973037][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1351.973109][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1351.973162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939840 [ 1351.973187][ T32] r4:00000000 [ 1351.973343][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.973400][ T32] r9:83018005 r8:85892400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1351.973426][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.973473][ T32] r5:00001000 r4:ec5fb000 [ 1351.973522][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.973566][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.973610][ T32] r5:859df38c r4:859df000 [ 1351.973631][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.973682][ T32] r7:dddced80 r6:83018000 r5:859df38c r4:85938180 [ 1351.973759][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.973838][ T32] r10:61c88647 r9:85892400 r8:859381ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.973893][ T32] r4:85938180 [ 1351.973917][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.973965][ T32] r10:00000000 r9:85938180 r8:80287e08 r7:ecd61e60 r6:85941800 r5:85892400 [ 1351.974002][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.974145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.975061][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.975326][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 5 printk messages dropped ** [ 1351.975539][ T32] r4:82ac21e4 ** 4 printk messages dropped ** [ 1351.975723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 11 printk messages dropped ** [ 1351.976215][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1351.976532][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.976952][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1351.977205][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1351.977736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939240 [ 1351.977761][ T32] r4:00000000 [ 1351.977781][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1351.977825][ T32] r9:83018005 r8:85893000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1351.977847][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1351.977889][ T32] r5:00001000 r4:dfb0d000 [ 1351.977909][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1351.977975][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.978047][ T32] r5:859ddf8c r4:859ddc00 [ 1351.978071][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1351.978118][ T32] r7:dddced80 r6:83018000 r5:859ddf8c r4:85938200 [ 1351.978141][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1351.978267][ T32] r10:61c88647 r9:85893000 r8:8593822c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.996864][ T32] r4:85938200 [ 1351.996929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1351.997028][ T32] r10:00000000 r9:85938200 r8:80287e08 r7:ecaa1e60 r6:85941880 r5:85893000 [ 1351.997082][ T32] r4:00000001 [ 1351.997107][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.997176][ T32] Exception stack(0xecaadfb0 to 0xecaadff8) [ 1351.997215][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.997246][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.997272][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.997300][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1351.997329][ T32] r4:85939200 [ 1351.998110][ T32] INFO: task kworker/0:569:6333 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.004436][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.004653][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.004771][ T32] Call trace: [ 1352.004821][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.004915][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.004971][ T32] r4:00000000 [ 1352.005004][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.005051][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.005082][ T32] 5d20: dd094000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.005137][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 5 printk messages dropped ** [ 1352.005759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 9 printk messages dropped ** [ 1352.006761][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.007269][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.007648][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1352.007917][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.021747][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.022212][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.022367][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.022786][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.023100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 4 printk messages dropped ** [ 1352.023977][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.024205][ T32] 5d20: dd48e000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1352.024590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.024612][ T32] r4:00000000 [ 1352.024632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.024684][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.024707][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.024750][ T32] r5:00001000 r4:dfbdd000 [ 1352.024770][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.024810][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.024851][ T32] r5:84be838c r4:84be8000 [ 1352.024871][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.024917][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.024940][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.024997][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.025024][ T32] r4:848ec200 [ 1352.025043][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.025183][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.025217][ T32] r4:00000001 [ 1352.025237][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.025276][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.025305][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.025334][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.025361][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.025447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.025476][ T32] r4:849b9d40 [ 1352.025502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.025541][ T32] INFO: task kworker/0:571:6336 blocked for more than 478 seconds. [ 1352.025590][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.025692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.025809][ T32] task:kworker/0:571 state:D stack:0 pid:6336 tgid:6336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.025962][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.026015][ T32] Call trace: [ 1352.026046][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.026094][ T32] r10:8291a684 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:85894800 [ 1352.026119][ T32] r4:85894800 [ 1352.026222][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.026270][ T32] r5:85894800 r4:8291a680 [ 1352.026291][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.026330][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.026374][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 1352.026396][ T32] r4:00000000 [ 1352.026443][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.026538][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.026577][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.026763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939400 [ 1352.026792][ T32] r4:00000000 [ 1352.026844][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.026898][ T32] r9:83018005 r8:85894800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1352.026921][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.026964][ T32] r5:00001000 r4:eb8b3000 [ 1352.027013][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.027058][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.027101][ T32] r5:859de78c r4:859de400 [ 1352.027122][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.027168][ T32] r7:dddced80 r6:83018000 r5:859de78c r4:85938b00 [ 1352.027217][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.027275][ T32] r10:61c88647 r9:85894800 r8:85938b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.027298][ T32] r4:85938b00 [ 1352.027319][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.027418][ T32] r10:00000000 r9:85938b00 r8:80287e08 r7:ecaa1e60 r6:85941980 r5:85894800 [ 1352.027446][ T32] r4:00000001 [ 1352.027465][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.027514][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1352.027568][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.027600][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.027631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.027677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.027705][ T32] r4:85939440 [ 1352.028044][ T32] INFO: task kworker/0:571:6336 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.028115][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1352.055296][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.055933][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 7 printk messages dropped ** [ 1352.056405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 10 printk messages dropped ** [ 1352.056996][ T32] r5:84be838c r4:84be8000 ** 4 printk messages dropped ** [ 1352.057346][ T32] r4:848ec200 ** 3 printk messages dropped ** [ 1352.057672][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1352.064839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1352.065396][ T32] r4:85895400 [ 1352.065419][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.065472][ T32] r5:85895400 r4:8291a680 [ 1352.065519][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.065564][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.065623][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 [ 1352.065679][ T32] r4:00000000 [ 1352.065758][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.065821][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.065875][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.065918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859395c0 [ 1352.065958][ T32] r4:00000000 [ 1352.065986][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.066036][ T32] r9:83018005 r8:85895400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1352.066102][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.066177][ T32] r5:00001000 r4:ebbc5000 [ 1352.066214][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.066271][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.066344][ T32] r5:859deb8c r4:859de800 [ 1352.066378][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.066430][ T32] r7:dddced80 r6:83018000 r5:859deb8c r4:8547ef00 [ 1352.066452][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.066499][ T32] r10:61c88647 r9:85895400 r8:8547ef2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.066549][ T32] r4:8547ef00 [ 1352.066581][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.066630][ T32] r10:00000000 r9:8547ef00 r8:80287e08 r7:ecaa1e60 r6:85941a00 r5:85895400 [ 1352.066654][ T32] r4:00000001 [ 1352.066687][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.066727][ T32] Exception stack(0xecb95fb0 to 0xecb95ff8) [ 1352.066758][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.066786][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.066869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.066939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.066967][ T32] r4:85939480 [ 1352.067510][ T32] INFO: task kworker/0:572:6339 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.067550][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.067621][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.067676][ T32] Call trace: [ 1352.067740][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.067795][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.067820][ T32] r4:00000000 [ 1352.067840][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.067896][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.067930][ T32] 5d20: dd8d8000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.067972][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.068028][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.068055][ T32] r5:800b0013 r4:80239bb0 [ 1352.068077][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.068119][ T32] r4:82ac21e4 [ 1352.068140][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.068182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.068266][ T32] r4:e0585dc0 [ 1352.074027][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.074182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.074218][ T32] r4:00000000 [ 1352.074243][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.074295][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.074343][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.074421][ T32] r5:00001000 r4:dfbdd000 [ 1352.074509][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.074555][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.074602][ T32] r5:84be838c r4:84be8000 [ 1352.074623][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1352.074840][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1352.075134][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.075628][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.076006][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.077206][ T32] r5:00001000 r4:ebd1d000 ** 1 printk messages dropped ** [ 1352.077265][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.077580][ T32] r10:61c88647 r9:85896000 r8:8593502c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1352.092450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.092511][ T32] r4:85939580 [ 1352.093089][ T32] INFO: task kworker/0:573:6341 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.093146][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.093315][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.093399][ T32] Call trace: [ 1352.093492][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.093562][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.093590][ T32] r4:00000000 [ 1352.093610][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.093675][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.093734][ T32] 5d20: ddc30000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.093769][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.093796][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.093846][ T32] r5:800b0013 r4:80239bb0 [ 1352.093880][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.093926][ T32] r4:82ac21e4 [ 1352.093947][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.093989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.094038][ T32] r4:e0585dc0 [ 1352.094070][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.094113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.094136][ T32] r4:00000000 [ 1352.094195][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.094278][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.094336][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.094390][ T32] r5:00001000 r4:dfbdd000 [ 1352.094439][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.094486][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.094532][ T32] r5:84be838c r4:84be8000 [ 1352.094552][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.094601][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.094624][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.094705][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.094760][ T32] r4:848ec200 [ 1352.094802][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.094890][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.094916][ T32] r4:00000001 [ 1352.094936][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.094999][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.095066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.095101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.095129][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.095185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.095220][ T32] r4:849b9d40 [ 1352.095243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.095274][ T32] INFO: task kworker/0:574:6343 blocked for more than 478 seconds. [ 1352.095311][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.095337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.095359][ T32] task:kworker/0:574 state:D stack:0 pid:6343 tgid:6343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.095478][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.095658][ T32] Call trace: [ 1352.095763][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.095850][ T32] r10:8291a684 r9:ecca1d84 r8:00000002 r7:60000113 r6:ecca1d8c r5:85896c00 [ 1352.095879][ T32] r4:85896c00 [ 1352.095982][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.096060][ T32] r5:85896c00 r4:8291a680 [ 1352.096085][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.096194][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.096241][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca1e08 [ 1352.096423][ T32] r4:00000000 [ 1352.096473][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.096642][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.096692][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.096890][ T32] r5:00001000 r4:ec715000 ** 1 printk messages dropped ** [ 1352.096972][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.097018][ T32] r5:859df78c r4:859df400 ** 1 printk messages dropped ** [ 1352.097085][ T32] r7:dddced80 r6:83018000 r5:859df78c r4:85935080 ** 4 printk messages dropped ** [ 1352.097241][ T32] r10:00000000 r9:85935080 r8:80287e08 r7:ecaa1e60 r6:85941b00 r5:85896c00 [ 1352.097290][ T32] r4:00000001 [ 1352.097314][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.097350][ T32] Exception stack(0xecca1fb0 to 0xecca1ff8) [ 1352.097403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.097436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.097464][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.097492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.097542][ T32] r4:85939780 [ 1352.097917][ T32] INFO: task kworker/0:574:6343 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.097984][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.098095][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.098149][ T32] Call trace: [ 1352.098192][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.121873][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.121935][ T32] r4:00000000 [ 1352.121961][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1352.122173][ T32] r5:800b0013 r4:80239bb0 ** 6 printk messages dropped ** [ 1352.122697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1352.123298][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 4 printk messages dropped ** [ 1352.123550][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 9 printk messages dropped ** [ 1352.124054][ T32] INFO: task kworker/0:575:6345 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.124837][ T32] r4:85898000 ** 3 printk messages dropped ** [ 1352.125262][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.125809][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.126024][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.126072][ T32] r5:859dfb8c r4:859df800 ** 2 printk messages dropped ** [ 1352.126164][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.126407][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1352.126767][ T32] r4:85939800 ** 3 printk messages dropped ** [ 1352.127717][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.149001][ T32] 5d20: de1c4000 edb7b000 00000001 80239b98 7f067000 00000001 ** 4 printk messages dropped ** [ 1352.149460][ T32] r4:82ac21e4 [ 1352.149484][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.149544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.149598][ T32] r4:e0585dc0 [ 1352.149625][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.149704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.149733][ T32] r4:00000000 [ 1352.149786][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.149840][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.149881][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.149934][ T32] r5:00001000 r4:dfbdd000 [ 1352.149982][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.150034][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.150094][ T32] r5:84be838c r4:84be8000 [ 1352.150118][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.150169][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.150193][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.150257][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.150287][ T32] r4:848ec200 [ 1352.150315][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.150367][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.150393][ T32] r4:00000001 [ 1352.150414][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.150507][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.150619][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.150654][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.150693][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.150742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.150773][ T32] r4:849b9d40 [ 1352.150836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.150897][ T32] INFO: task kworker/0:576:6346 blocked for more than 478 seconds. [ 1352.150969][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.151002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.151027][ T32] task:kworker/0:576 state:D stack:0 pid:6346 tgid:6346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.151096][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.151173][ T32] Call trace: [ 1352.151212][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.151267][ T32] r10:8291a684 r9:ecd71d84 r8:00000002 r7:60000013 r6:ecd71d8c r5:85898c00 [ 1352.151291][ T32] r4:85898c00 [ 1352.151312][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.151355][ T32] r5:85898c00 r4:8291a680 [ 1352.151401][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.151474][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.151531][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd71e08 [ 1352.151556][ T32] r4:00000000 [ 1352.151576][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.151610][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.151644][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.151697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939c00 [ 1352.151721][ T32] r4:00000000 [ 1352.151741][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.151788][ T32] r9:83018005 r8:85898c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1352.151810][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.151852][ T32] r5:00001000 r4:ec771000 [ 1352.151916][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.151987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.152061][ T32] r5:859dff8c r4:859dfc00 [ 1352.152085][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.152131][ T32] r7:dddced80 r6:83018000 r5:859dff8c r4:85935280 [ 1352.152180][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.152232][ T32] r10:61c88647 r9:85898c00 r8:859352ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.152259][ T32] r4:85935280 [ 1352.152280][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.152324][ T32] r10:00000000 r9:85935280 r8:80287e08 r7:ecd6de60 r6:85941c00 r5:85898c00 [ 1352.152348][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.152593][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.153696][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 7 printk messages dropped ** [ 1352.154096][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1352.154842][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.155328][ T32] r4:848ec200 ** 5 printk messages dropped ** [ 1352.155607][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.155703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.155726][ T32] r4:849b9d40 [ 1352.155748][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.155775][ T32] INFO: task kworker/0:577:6348 blocked for more than 478 seconds. [ 1352.155839][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.155894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.155928][ T32] task:kworker/0:577 state:D stack:0 pid:6348 tgid:6348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.155980][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.156025][ T32] Call trace: [ 1352.156206][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.156286][ T32] r10:8291a684 r9:ecd75d84 r8:00000002 r7:60000113 r6:ecd75d8c r5:85899800 [ 1352.156339][ T32] r4:85899800 [ 1352.156414][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.156461][ T32] r5:85899800 r4:8291a680 [ 1352.156484][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.156524][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.156564][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd75e08 [ 1352.156587][ T32] r4:00000000 [ 1352.156629][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.156700][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.156772][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.156823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85939e80 [ 1352.156848][ T32] r4:00000000 [ 1352.156870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.156946][ T32] r9:83018005 r8:85899800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1352.156973][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.157016][ T32] r5:00001000 r4:ec7db000 [ 1352.157043][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.157094][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.157136][ T32] r5:859e078c r4:859e0400 [ 1352.157157][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.157207][ T32] r7:dddced80 r6:83018000 r5:859e078c r4:85935300 [ 1352.157228][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.157275][ T32] r10:61c88647 r9:85899800 r8:8593532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.157327][ T32] r4:85935300 [ 1352.157350][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.157396][ T32] r10:00000000 r9:85935300 r8:80287e08 r7:ecd71e60 r6:85941c80 r5:85899800 [ 1352.157444][ T32] r4:00000001 [ 1352.157468][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.157504][ T32] Exception stack(0xecd75fb0 to 0xecd75ff8) [ 1352.157557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.157591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.157690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.157726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.157750][ T32] r4:85939b40 [ 1352.158110][ T32] INFO: task kworker/0:577:6348 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.158270][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.184449][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.184586][ T32] Call trace: [ 1352.184682][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.184759][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 ** 4 printk messages dropped ** [ 1352.184910][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 10 printk messages dropped ** [ 1352.185453][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1352.185863][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1352.186043][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.186329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.186804][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.187084][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1352.187526][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.187664][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.187929][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1352.188236][ T32] r4:85939e00 ** 3 printk messages dropped ** [ 1352.195882][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.196386][ T32] 5d20: de681000 edb7b000 00000001 80239b98 7f067000 00000001 ** 1 printk messages dropped ** [ 1352.196498][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.196570][ T32] r5:800b0013 r4:80239bb0 [ 1352.196620][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.196677][ T32] r4:82ac21e4 [ 1352.196726][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.196777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.196800][ T32] r4:e0585dc0 [ 1352.197091][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.197195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.197223][ T32] r4:00000000 [ 1352.197299][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.197407][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.197435][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.197607][ T32] r5:00001000 r4:dfbdd000 [ 1352.197639][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.197689][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.197761][ T32] r5:84be838c r4:84be8000 [ 1352.197788][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.197893][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.197920][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.198091][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.198119][ T32] r4:848ec200 [ 1352.198196][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.212136][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.212216][ T32] r4:00000001 [ 1352.212248][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.212319][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.212356][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.212439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.212475][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.212506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.212530][ T32] r4:849b9d40 [ 1352.212555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.212590][ T32] INFO: task kworker/0:579:6353 blocked for more than 478 seconds. [ 1352.212627][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.212655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.212692][ T32] task:kworker/0:579 state:D stack:0 pid:6353 tgid:6353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.212815][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.212931][ T32] Call trace: [ 1352.213000][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.213058][ T32] r10:8291a684 r9:ecd81d84 r8:00000002 r7:60000113 r6:ecd81d8c r5:8589bc00 [ 1352.213083][ T32] r4:8589bc00 [ 1352.213104][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.213147][ T32] r5:8589bc00 r4:8291a680 [ 1352.213168][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.213207][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.213249][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd81e08 [ 1352.213291][ T32] r4:00000000 [ 1352.213381][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.213422][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.213463][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.213518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593dd40 [ 1352.213547][ T32] r4:00000000 [ 1352.213594][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.213661][ T32] r9:83018005 r8:8589bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1352.213693][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1352.213885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.213961][ T32] r5:859e0b8c r4:859e0800 ** 1 printk messages dropped ** [ 1352.214066][ T32] r7:dddced80 r6:83018000 r5:859e0b8c r4:85935400 ** 5 printk messages dropped ** [ 1352.214568][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.214761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 10 printk messages dropped ** [ 1352.215931][ T32] 5d20: de6fa000 edb7b000 00000001 80239b98 7f067000 00000001 ** 9 printk messages dropped ** [ 1352.216657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 ** 9 printk messages dropped ** [ 1352.217301][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 5 printk messages dropped ** [ 1352.217636][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.217820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.218123][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.237184][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.237715][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1352.237942][ T32] r5:00001000 r4:ec80b000 [ 1352.237967][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.238063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.238170][ T32] r5:859e0f8c r4:859e0c00 [ 1352.238301][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.239248][ T32] r7:dddced80 r6:83018000 r5:859e0f8c r4:85935480 [ 1352.239288][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.239408][ T32] r10:61c88647 r9:8589d400 r8:859354ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.239437][ T32] r4:85935480 [ 1352.239458][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.239507][ T32] r10:00000000 r9:85935480 r8:80287e08 r7:ecd81e60 r6:85941e00 r5:8589d400 [ 1352.239532][ T32] r4:00000001 [ 1352.239620][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.239664][ T32] Exception stack(0xecd89fb0 to 0xecd89ff8) [ 1352.239703][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.239748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.239808][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.239842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.239919][ T32] r4:8593de40 [ 1352.240694][ T32] INFO: task kworker/0:580:6355 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.240741][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.240906][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.240963][ T32] Call trace: [ 1352.241042][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.241098][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.241124][ T32] r4:00000000 [ 1352.241172][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.241233][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.241334][ T32] 5d20: deb04000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.241447][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.241477][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.241503][ T32] r5:800b0013 r4:80239bb0 [ 1352.241524][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.241567][ T32] r4:82ac21e4 [ 1352.241588][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.241633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.241674][ T32] r4:e0585dc0 [ 1352.241726][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.241776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.241801][ T32] r4:00000000 [ 1352.241930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.241982][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.242031][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.242121][ T32] r5:00001000 r4:dfbdd000 [ 1352.242147][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.242191][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.242294][ T32] r5:84be838c r4:84be8000 [ 1352.242322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.242400][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.242456][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.242683][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.242787][ T32] r4:848ec200 [ 1352.242811][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.242902][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.242931][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1352.243012][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1352.243482][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.243923][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.244432][ T32] r5:00001000 r4:ec839000 ** 1 printk messages dropped ** [ 1352.244630][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.244690][ T32] r5:859e138c r4:859e1000 ** 2 printk messages dropped ** [ 1352.244797][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.245396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.247274][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 11 printk messages dropped ** [ 1352.248078][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1352.274725][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1352.275019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.275049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.275080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.275116][ T32] r4:849b9d40 [ 1352.275146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.275179][ T32] INFO: task kworker/0:582:6359 blocked for more than 478 seconds. [ 1352.275217][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.275243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.275268][ T32] task:kworker/0:582 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.275335][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.275416][ T32] Call trace: [ 1352.275459][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.275514][ T32] r10:8291a684 r9:ecd99d84 r8:00000002 r7:60000113 r6:ecd99d8c r5:8589c800 [ 1352.275538][ T32] r4:8589c800 [ 1352.275559][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.275672][ T32] r5:8589c800 r4:8291a680 [ 1352.275700][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.275787][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.275843][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd99e08 ** 3 printk messages dropped ** [ 1352.276021][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1352.276414][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.276659][ T32] r10:61c88647 r9:8589c800 r8:859355ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.276693][ T32] r4:85935580 [ 1352.276714][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.276760][ T32] r10:00000000 r9:85935580 r8:80287e08 r7:ecd91e60 r6:85941f00 r5:8589c800 [ 1352.276785][ T32] r4:00000001 [ 1352.276804][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.276855][ T32] Exception stack(0xecd99fb0 to 0xecd99ff8) [ 1352.276885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.276952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.277008][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.277129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.277158][ T32] r4:8593c100 [ 1352.277761][ T32] INFO: task kworker/0:582:6359 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.277804][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.278022][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.278220][ T32] Call trace: [ 1352.296005][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.296127][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.296155][ T32] r4:00000000 [ 1352.296180][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.296228][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.296264][ T32] 5d20: df008000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.296294][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.296426][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.296456][ T32] r5:800b0013 r4:80239bb0 [ 1352.296533][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.296584][ T32] r4:82ac21e4 [ 1352.296632][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.296737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1352.296874][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1352.297286][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 11 printk messages dropped ** [ 1352.312582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 ** 6 printk messages dropped ** [ 1352.313171][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.313243][ T32] Call trace: [ 1352.313493][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.313604][ T32] r10:8291a684 r9:ecd9dd84 r8:00000002 r7:60000113 r6:ecd9dd8c r5:85790000 [ 1352.313634][ T32] r4:85790000 [ 1352.313660][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.313714][ T32] r5:85790000 r4:8291a680 [ 1352.313767][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.313813][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.313856][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd9de08 [ 1352.313882][ T32] r4:00000000 [ 1352.313902][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.313936][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1352.314300][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1352.314603][ T32] r10:61c88647 r9:85790000 r8:8593562c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.315156][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1352.316372][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 20 printk messages dropped ** [ 1352.317727][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1352.317935][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.317972][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.318038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.318070][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.318104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.318135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.318176][ T32] r4:849b9d40 [ 1352.326570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.326729][ T32] INFO: task kworker/0:584:6363 blocked for more than 478 seconds. [ 1352.326774][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.326839][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.326872][ T32] task:kworker/0:584 state:D stack:0 pid:6363 tgid:6363 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1352.327247][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1352.327914][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1352.339764][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.340117][ T32] r10:61c88647 r9:85790c00 r8:8593512c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1352.341642][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.342201][ T32] r4:82ac21e4 [ 1352.342266][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.342323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.342350][ T32] r4:e0585dc0 [ 1352.342388][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.342436][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.342460][ T32] r4:00000000 [ 1352.342496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.342547][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.342606][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.342695][ T32] r5:00001000 r4:dfbdd000 [ 1352.342730][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.342798][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.342899][ T32] r5:84be838c r4:84be8000 [ 1352.342936][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.342990][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.343012][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.343138][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.343171][ T32] r4:848ec200 [ 1352.343276][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.343389][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.343420][ T32] r4:00000001 [ 1352.343440][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.343476][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.343503][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.343531][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1352.343702][ T32] r4:849b9d40 ** 13 printk messages dropped ** [ 1352.344465][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1352.345042][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.345677][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1352.346551][ T32] Call trace: ** 10 printk messages dropped ** [ 1352.347372][ T32] r4:82ac21e4 ** 9 printk messages dropped ** [ 1352.347802][ T32] r5:00001000 r4:dfbdd000 ** 9 printk messages dropped ** [ 1352.367975][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 15 printk messages dropped ** [ 1352.369369][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1352.369864][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.370223][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1352.370396][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.370444][ T32] r10:61c88647 r9:85793000 r8:859356ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.370467][ T32] r4:85935680 [ 1352.370490][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.370536][ T32] r10:00000000 r9:85935680 r8:80287e08 r7:ecda1e60 r6:85951100 r5:85793000 [ 1352.370560][ T32] r4:00000001 [ 1352.370580][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.370676][ T32] Exception stack(0xecda5fb0 to 0xecda5ff8) [ 1352.370798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.370864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.370895][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.370924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.371016][ T32] r4:8593c6c0 [ 1352.371576][ T32] INFO: task kworker/0:586:6370 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.371619][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.371716][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.371783][ T32] Call trace: [ 1352.371854][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.371907][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.371931][ T32] r4:00000000 [ 1352.372042][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.372087][ T32] Exception stack(0xe0585d28 to 0xe0585d70) ** 3 printk messages dropped ** [ 1352.372308][ T32] r5:800b0013 r4:80239bb0 ** 12 printk messages dropped ** [ 1352.372886][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1352.373335][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 13 printk messages dropped ** [ 1352.374003][ T32] r10:8291a684 r9:ecd49d84 r8:00000002 r7:60000013 r6:ecd49d8c r5:85793c00 ** 16 printk messages dropped ** [ 1352.374760][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.374980][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1352.375984][ T32] Call trace: ** 10 printk messages dropped ** [ 1352.376557][ T32] r4:82ac21e4 [ 1352.376578][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.376648][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.376682][ T32] r4:e0585dc0 [ 1352.376703][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.376745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.376775][ T32] r4:00000000 [ 1352.376798][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.376873][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.376900][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.376945][ T32] r5:00001000 r4:dfbdd000 [ 1352.377004][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.377063][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.377134][ T32] r5:84be838c r4:84be8000 [ 1352.377165][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.377213][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.377235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.377283][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.377307][ T32] r4:848ec200 [ 1352.377327][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.377387][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.377441][ T32] r4:00000001 [ 1352.377464][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.377527][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.377557][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.377585][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.377611][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.377687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.377716][ T32] r4:849b9d40 [ 1352.377739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.377810][ T32] INFO: task kworker/0:588:6374 blocked for more than 478 seconds. [ 1352.377855][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.377882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1352.411617][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1352.412156][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.412501][ T32] r4:85935880 ** 8 printk messages dropped ** [ 1352.413004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.413042][ T32] r4:8593c940 [ 1352.413588][ T32] INFO: task kworker/0:588:6374 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.413657][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.413748][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.413810][ T32] Call trace: [ 1352.413873][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.413932][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.413956][ T32] r4:00000000 [ 1352.413977][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.414100][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.414133][ T32] 5d20: dfb5b000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.414164][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.414189][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.414212][ T32] r5:800b0013 r4:80239bb0 [ 1352.414260][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.414374][ T32] r4:82ac21e4 [ 1352.414399][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.414443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.414467][ T32] r4:e0585dc0 [ 1352.414488][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.414531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.414580][ T32] r4:00000000 [ 1352.414632][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.414873][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1352.415353][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1352.416065][ T32] r5:85795400 r4:8291a680 ** 8 printk messages dropped ** [ 1352.416452][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.416713][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.417012][ T32] r4:85935900 ** 9 printk messages dropped ** [ 1352.417364][ T32] r4:8593cb80 ** 9 printk messages dropped ** [ 1352.435173][ T32] 5d20: dfe2e000 edb7b000 00000001 80239b98 7f067000 00000001 ** 17 printk messages dropped ** [ 1352.435960][ T32] r5:84be838c r4:84be8000 [ 1352.435985][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.436036][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.436060][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.436109][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.436132][ T32] r4:848ec200 [ 1352.436152][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.436199][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.436222][ T32] r4:00000001 [ 1352.436273][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.436370][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.436429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.436462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.436492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.436523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.436545][ T32] r4:849b9d40 [ 1352.436570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.436642][ T32] INFO: task kworker/0:590:6378 blocked for more than 478 seconds. [ 1352.436690][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.436717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.436742][ T32] task:kworker/0:590 state:D stack:0 pid:6378 tgid:6378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.436808][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.436857][ T32] Call trace: [ 1352.436894][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.436963][ T32] r10:8291a684 r9:ecd7dd84 r8:00000002 r7:60000113 r6:ecd7dd8c r5:85796000 [ 1352.436992][ T32] r4:85796000 [ 1352.437013][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.437057][ T32] r5:85796000 r4:8291a680 [ 1352.437078][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1352.437649][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1352.437947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.438024][ T32] r7:dddced80 r6:83018000 r5:859e3b8c r4:85935980 [ 1352.438051][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.438099][ T32] r10:61c88647 r9:85796000 r8:859359ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.438122][ T32] r4:85935980 [ 1352.438141][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.438209][ T32] r10:00000000 r9:85935980 r8:80287e08 r7:ecd69e60 r6:85951400 r5:85796000 [ 1352.448751][ T32] r4:00000001 [ 1352.448863][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.448963][ T32] Exception stack(0xecd7dfb0 to 0xecd7dff8) [ 1352.449016][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.449052][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.449082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.449139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.449185][ T32] r4:8593c880 [ 1352.449742][ T32] INFO: task kworker/0:590:6378 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.449787][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.449867][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.449924][ T32] Call trace: [ 1352.449958][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1352.450231][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 6 printk messages dropped ** [ 1352.450588][ T32] r4:e0585dc0 ** 6 printk messages dropped ** [ 1352.450917][ T32] r5:00001000 r4:dfbdd000 ** 4 printk messages dropped ** [ 1352.451124][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 6 printk messages dropped ** [ 1352.451397][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1352.451794][ T32] INFO: task kworker/0:591:6381 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1352.452283][ T32] r4:85796c00 ** 5 printk messages dropped ** [ 1352.452515][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.452676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593cf80 ** 6 printk messages dropped ** [ 1352.452987][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.453171][ T32] r7:dddced80 r6:83018000 r5:859e378c r4:85935a00 ** 1 printk messages dropped ** [ 1352.453238][ T32] r10:61c88647 r9:85796c00 r8:85935a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.453286][ T32] r4:85935a00 [ 1352.453363][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.453422][ T32] r10:00000000 r9:85935a00 r8:80287e08 r7:ecd7de60 r6:85951580 r5:85796c00 [ 1352.453475][ T32] r4:00000001 [ 1352.453527][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.453567][ T32] Exception stack(0xecda9fb0 to 0xecda9ff8) [ 1352.453620][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.453703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.453736][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.453771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.453826][ T32] r4:8593cec0 [ 1352.454189][ T32] INFO: task kworker/0:591:6381 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.454229][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.454363][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.454537][ T32] Call trace: [ 1352.454572][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.454622][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.454646][ T32] r4:00000000 [ 1352.454672][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.454716][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.454744][ T32] 5d20: dffd4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.454772][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.454798][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.454850][ T32] r5:800b0013 r4:80239bb0 [ 1352.454874][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.454955][ T32] r4:82ac21e4 [ 1352.454988][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.455031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 7 printk messages dropped ** [ 1352.455363][ T32] r5:00001000 r4:dfbdd000 ** 6 printk messages dropped ** [ 1352.455685][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1352.455992][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.456258][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.456682][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.457192][ T32] r5:00001000 r4:ec649000 ** 1 printk messages dropped ** [ 1352.457252][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.457323][ T32] r5:859e3f8c r4:859e3c00 [ 1352.457375][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.457453][ T32] r7:dddced80 r6:83018000 r5:859e3f8c r4:85935180 [ 1352.457479][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.457525][ T32] r10:61c88647 r9:8589b000 r8:859351ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.457553][ T32] r4:85935180 [ 1352.457572][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.457656][ T32] r10:00000000 r9:85935180 r8:80287e08 r7:ecd7de60 r6:85951600 r5:8589b000 [ 1352.457698][ T32] r4:00000001 [ 1352.457718][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.457786][ T32] Exception stack(0xecdb9fb0 to 0xecdb9ff8) [ 1352.457859][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.457917][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.457985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.458027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.458079][ T32] r4:85940bc0 [ 1352.478012][ T32] INFO: task kworker/0:592:6385 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.478215][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.479097][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.479208][ T32] Call trace: [ 1352.479273][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.479404][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.479434][ T32] r4:00000000 [ 1352.479512][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.479560][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.479619][ T32] 5d20: e0242000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.479735][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 13 printk messages dropped ** [ 1352.480368][ T32] r5:00001000 r4:dfbdd000 ** 9 printk messages dropped ** [ 1352.480835][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 13 printk messages dropped ** [ 1352.481384][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1352.482208][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) ** 12 printk messages dropped ** [ 1352.482710][ T32] r10:61c88647 r9:85a50c00 r8:85935b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1352.483597][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1352.484618][ T32] r4:00000000 [ 1352.484650][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.484723][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.484751][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.484794][ T32] r5:00001000 r4:dfbdd000 [ 1352.484841][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.484885][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.484927][ T32] r5:84be838c r4:84be8000 [ 1352.484947][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.484993][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.485041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.485112][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.485140][ T32] r4:848ec200 [ 1352.485160][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.485207][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.485243][ T32] r4:00000001 [ 1352.485266][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.485303][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.485330][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.485412][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.485453][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.485485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.485507][ T32] r4:849b9d40 [ 1352.485527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.485570][ T32] INFO: task kworker/0:594:6388 blocked for more than 478 seconds. [ 1352.485631][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.485660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.485690][ T32] task:kworker/0:594 state:D stack:0 pid:6388 tgid:6388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.485738][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.485813][ T32] Call trace: [ 1352.485867][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.485923][ T32] r10:8291a684 r9:ecdc5d84 r8:00000002 r7:60000013 r6:ecdc5d8c r5:85a51800 [ 1352.485948][ T32] r4:85a51800 [ 1352.485969][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1352.486126][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1352.486454][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1352.486693][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.486769][ T32] r5:859e438c r4:859e4000 [ 1352.486795][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.486871][ T32] r7:dddced80 r6:83018000 r5:859e438c r4:85935780 [ 1352.486893][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.486941][ T32] r10:61c88647 r9:85a51800 r8:859357ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.486964][ T32] r4:85935780 [ 1352.486997][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.487056][ T32] r10:00000000 r9:85935780 r8:80287e08 r7:ecdc1e60 r6:85951480 r5:85a51800 [ 1352.487106][ T32] r4:00000001 [ 1352.487130][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.487193][ T32] Exception stack(0xecdc5fb0 to 0xecdc5ff8) [ 1352.487251][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.487289][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.487318][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.487345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.487368][ T32] r4:85948080 [ 1352.487710][ T32] INFO: task kworker/0:594:6388 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.487763][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.487826][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.487899][ T32] Call trace: [ 1352.487935][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.487985][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.488008][ T32] r4:00000000 [ 1352.488029][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.488069][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.488124][ T32] 5d20: e0242000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.488158][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.488208][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.520629][ T32] r5:800b0013 r4:80239bb0 [ 1352.520821][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.520910][ T32] r4:82ac21e4 [ 1352.520961][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1352.521160][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.521455][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1352.521777][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 ** 7 printk messages dropped ** [ 1352.522100][ T32] r4:849b9d40 ** 5 printk messages dropped ** [ 1352.522423][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1352.522633][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.522702][ T32] r10:8291a684 r9:ecdcdd84 r8:00000002 r7:60000113 r6:ecdcdd8c r5:85a50000 [ 1352.522725][ T32] r4:85a50000 [ 1352.522777][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.522853][ T32] r5:85a50000 r4:8291a680 [ 1352.522929][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.522975][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.523033][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdcde08 [ 1352.523060][ T32] r4:00000000 [ 1352.523107][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.523156][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.523193][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.523234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948680 [ 1352.523283][ T32] r4:00000000 [ 1352.523334][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.523382][ T32] r9:83018005 r8:85a50000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1352.523432][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.523508][ T32] r5:00001000 r4:ec8e7000 [ 1352.523541][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.523582][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.523637][ T32] r5:859e578c r4:859e5400 [ 1352.523664][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.523743][ T32] r7:dddced80 r6:83018000 r5:859e578c r4:85935a80 [ 1352.523795][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.523866][ T32] r10:61c88647 r9:85a50000 r8:85935aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.523901][ T32] r4:85935a80 [ 1352.523921][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.523967][ T32] r10:00000000 r9:85935a80 r8:80287e08 r7:ecdc1e60 r6:85951500 r5:85a50000 [ 1352.523991][ T32] r4:00000001 [ 1352.524023][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.524062][ T32] Exception stack(0xecdcdfb0 to 0xecdcdff8) [ 1352.524102][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.524160][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.524192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.524222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.524259][ T32] r4:85948280 [ 1352.524874][ T32] INFO: task kworker/0:595:6390 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.524943][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.525046][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.525095][ T32] Call trace: [ 1352.525183][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.525268][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.525305][ T32] r4:00000000 [ 1352.525326][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.525375][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.525411][ T32] 5d20: e06b9000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.525462][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.525499][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.525551][ T32] r5:800b0013 r4:80239bb0 [ 1352.525577][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.525620][ T32] r4:82ac21e4 ** 2 printk messages dropped ** [ 1352.525720][ T32] r4:e0585dc0 ** 5 printk messages dropped ** [ 1352.525915][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1352.526413][ T32] r4:848ec200 ** 4 printk messages dropped ** [ 1352.526678][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 6 printk messages dropped ** [ 1352.526998][ T32] INFO: task kworker/0:596:6394 blocked for more than 479 seconds. ** 3 printk messages dropped ** [ 1352.527156][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.527271][ T32] Call trace: [ 1352.527309][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.527356][ T32] r10:8291a684 r9:ecdd9d84 r8:00000002 r7:60000113 r6:ecdd9d8c r5:85a53000 [ 1352.527380][ T32] r4:85a53000 [ 1352.527402][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.527499][ T32] r5:85a53000 r4:8291a680 [ 1352.527524][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.527563][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.527605][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 [ 1352.527630][ T32] r4:00000000 [ 1352.527649][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.527730][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.527771][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.527841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948480 [ 1352.527895][ T32] r4:00000000 [ 1352.527919][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.527963][ T32] r9:83018005 r8:85a53000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1352.527985][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.528028][ T32] r5:00001000 r4:ec8af000 [ 1352.528050][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.528088][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.528129][ T32] r5:859e4f8c r4:859e4c00 [ 1352.528149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.546037][ T32] r7:dddced80 r6:83018000 r5:859e4f8c r4:85935c00 [ 1352.546199][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.546329][ T32] r10:61c88647 r9:85a53000 r8:85935c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.546387][ T32] r4:85935c00 [ 1352.546421][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.546474][ T32] r10:00000000 r9:85935c00 r8:80287e08 r7:ecdcde60 r6:85951800 r5:85a53000 [ 1352.546498][ T32] r4:00000001 [ 1352.546541][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.546587][ T32] Exception stack(0xecdd9fb0 to 0xecdd9ff8) [ 1352.546647][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.546703][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.546809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.546903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.546967][ T32] r4:85948300 [ 1352.547535][ T32] INFO: task kworker/0:596:6394 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.547611][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.547709][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.547766][ T32] Call trace: [ 1352.547815][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.547875][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.547900][ T32] r4:00000000 [ 1352.547937][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.547984][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.548015][ T32] 5d20: e09a8000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.548045][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 ** 3 printk messages dropped ** [ 1352.548160][ T32] r4:82ac21e4 ** 1 printk messages dropped ** [ 1352.562023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 ** 3 printk messages dropped ** [ 1352.562228][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.562424][ T32] r5:00001000 r4:dfbdd000 ** 2 printk messages dropped ** [ 1352.562597][ T32] r5:84be838c r4:84be8000 ** 1 printk messages dropped ** [ 1352.562679][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 ** 3 printk messages dropped ** [ 1352.562907][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1352.563076][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) ** 2 printk messages dropped ** [ 1352.563220][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1352.563423][ T32] Not tainted 6.15.0-rc7-syzkaller #0 ** 2 printk messages dropped ** [ 1352.563612][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.563797][ T32] r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:85a52400 ** 5 printk messages dropped ** [ 1352.564175][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 ** 2 printk messages dropped ** [ 1352.564370][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.564408][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.564451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859483c0 [ 1352.564476][ T32] r4:00000000 [ 1352.564496][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.564540][ T32] r9:83018005 r8:85a52400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1352.564561][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.564617][ T32] r5:00001000 r4:ec8c7000 [ 1352.564641][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.564700][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.564747][ T32] r5:859e538c r4:859e5000 [ 1352.564784][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.564833][ T32] r7:dddced80 r6:83018000 r5:859e538c r4:85935b80 [ 1352.564908][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.564961][ T32] r10:61c88647 r9:85a52400 r8:85935bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.564984][ T32] r4:85935b80 [ 1352.565004][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.565050][ T32] r10:00000000 r9:85935b80 r8:80287e08 r7:ecdcde60 r6:85951880 r5:85a52400 [ 1352.565129][ T32] r4:00000001 [ 1352.565160][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.565253][ T32] Exception stack(0xecde1fb0 to 0xecde1ff8) [ 1352.565290][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.565321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.565350][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.565400][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.565435][ T32] r4:859483c0 [ 1352.565986][ T32] INFO: task kworker/0:597:6396 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.566026][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.566124][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.566201][ T32] Call trace: [ 1352.566237][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.566290][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.566313][ T32] r4:00000000 [ 1352.566340][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.566382][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.566427][ T32] 5d20: e0dae000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.566488][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.566544][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.566579][ T32] r5:800b0013 r4:80239bb0 [ 1352.566602][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.566646][ T32] r4:82ac21e4 [ 1352.566675][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.566735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.566762][ T32] r4:e0585dc0 [ 1352.566810][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.566921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.566974][ T32] r4:00000000 [ 1352.567027][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.567080][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.567110][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.567155][ T32] r5:00001000 r4:dfbdd000 [ 1352.567190][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.567233][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.567275][ T32] r5:84be838c r4:84be8000 [ 1352.567294][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.567339][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.567386][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.567438][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.567463][ T32] r4:848ec200 [ 1352.567509][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.567567][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.567609][ T32] r4:00000001 [ 1352.567637][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.567697][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.567729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.567759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.567836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.567869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.567893][ T32] r4:849b9d40 [ 1352.567915][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.567945][ T32] INFO: task kworker/0:598:6399 blocked for more than 479 seconds. [ 1352.567979][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.568031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.568083][ T32] task:kworker/0:598 state:D stack:0 pid:6399 tgid:6399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.568264][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.580360][ T32] Call trace: [ 1352.580458][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.580558][ T32] r10:8291a684 r9:ecdedd84 r8:00000002 r7:60000013 r6:ecdedd8c r5:85a54800 [ 1352.580596][ T32] r4:85a54800 [ 1352.580619][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.580664][ T32] r5:85a54800 r4:8291a680 [ 1352.580692][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.580760][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.580834][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdede08 [ 1352.580863][ T32] r4:00000000 [ 1352.580886][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.580978][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.581050][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.581096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948940 [ 1352.581119][ T32] r4:00000000 [ 1352.581139][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.581258][ T32] r9:83018005 r8:85a54800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1352.581286][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.581335][ T32] r5:00001000 r4:ec919000 [ 1352.581384][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.581456][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.581512][ T32] r5:859e5f8c r4:859e5c00 [ 1352.581534][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.581584][ T32] r7:dddced80 r6:83018000 r5:859e5f8c r4:85935d00 [ 1352.581606][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.581735][ T32] r10:61c88647 r9:85a54800 r8:85935d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.581781][ T32] r4:85935d00 [ 1352.581832][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.581892][ T32] r10:00000000 r9:85935d00 r8:80287e08 r7:ecdcde60 r6:85951900 r5:85a54800 [ 1352.581950][ T32] r4:00000001 [ 1352.581981][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.582022][ T32] Exception stack(0xecdedfb0 to 0xecdedff8) [ 1352.582091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.582132][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.582161][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.582243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.582358][ T32] r4:85948500 [ 1352.582954][ T32] INFO: task kworker/0:598:6399 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.583000][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.583073][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.583151][ T32] Call trace: [ 1352.583209][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.583293][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.583327][ T32] r4:00000000 [ 1352.583395][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.583480][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.583538][ T32] 5d20: e0dae000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.583626][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.583657][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.583692][ T32] r5:800b0013 r4:80239bb0 [ 1352.583716][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.583791][ T32] r4:82ac21e4 [ 1352.583870][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.583918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.583941][ T32] r4:e0585dc0 [ 1352.583963][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.584009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.584032][ T32] r4:00000000 [ 1352.584052][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.584097][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.584119][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.584162][ T32] r5:00001000 r4:dfbdd000 [ 1352.584182][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.584248][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.584294][ T32] r5:84be838c r4:84be8000 [ 1352.584367][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.584418][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.584468][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.584522][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.584549][ T32] r4:848ec200 [ 1352.584570][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.584615][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.584638][ T32] r4:00000001 [ 1352.584689][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.584729][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.584802][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.584877][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.584909][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.584940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.584969][ T32] r4:849b9d40 [ 1352.584998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.585084][ T32] INFO: task kworker/0:599:6402 blocked for more than 479 seconds. [ 1352.585159][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.585197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.585221][ T32] task:kworker/0:599 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.585270][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.585348][ T32] Call trace: [ 1352.585383][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.585439][ T32] r10:8291a684 r9:ecdf5d84 r8:00000002 r7:60000113 r6:ecdf5d8c r5:85a56000 [ 1352.585518][ T32] r4:85a56000 [ 1352.585578][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.585626][ T32] r5:85a56000 r4:8291a680 [ 1352.585647][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.585696][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.585739][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 [ 1352.585763][ T32] r4:00000000 [ 1352.585796][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.585835][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.585895][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.585941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948780 [ 1352.585963][ T32] r4:00000000 [ 1352.585990][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.586037][ T32] r9:83018005 r8:85a56000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1352.586061][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.586155][ T32] r5:00001000 r4:ec8ff000 [ 1352.586179][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.586219][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.586265][ T32] r5:859e5b8c r4:859e5800 [ 1352.586322][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.586377][ T32] r7:dddced80 r6:83018000 r5:859e5b8c r4:85935d80 [ 1352.586469][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.586560][ T32] r10:61c88647 r9:85a56000 r8:85935dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.586627][ T32] r4:85935d80 [ 1352.586659][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.586731][ T32] r10:00000000 r9:85935d80 r8:80287e08 r7:ecdede60 r6:85951980 r5:85a56000 [ 1352.586758][ T32] r4:00000001 [ 1352.586778][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.586883][ T32] Exception stack(0xecdf5fb0 to 0xecdf5ff8) [ 1352.586917][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.586963][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.587002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.587045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.587071][ T32] r4:85948880 [ 1352.587403][ T32] INFO: task kworker/0:599:6402 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.587442][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.587499][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.587577][ T32] Call trace: [ 1352.587625][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.587711][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.587739][ T32] r4:00000000 [ 1352.587789][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.587865][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.587936][ T32] 5d20: e0dae000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.587968][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.588021][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.588050][ T32] r5:800b0013 r4:80239bb0 [ 1352.588072][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.588142][ T32] r4:82ac21e4 [ 1352.588172][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.607190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.607399][ T32] r4:e0585dc0 [ 1352.607776][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.607871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.607899][ T32] r4:00000000 [ 1352.607921][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.607974][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.607997][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.608097][ T32] r5:00001000 r4:dfbdd000 [ 1352.608152][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.608557][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.608651][ T32] r5:84be838c r4:84be8000 [ 1352.608683][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.608735][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.608758][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.608806][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.608829][ T32] r4:848ec200 [ 1352.608849][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.608896][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.608920][ T32] r4:00000001 [ 1352.608939][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.609002][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.609041][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.609072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.609100][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.609129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.609152][ T32] r4:849b9d40 [ 1352.609351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.609387][ T32] INFO: task kworker/0:600:6403 blocked for more than 479 seconds. [ 1352.609425][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.609452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.609476][ T32] task:kworker/0:600 state:D stack:0 pid:6403 tgid:6403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.609543][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.609630][ T32] Call trace: [ 1352.609724][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.609799][ T32] r10:8291a684 r9:ecdf9d84 r8:00000002 r7:60000113 r6:ecdf9d8c r5:85a56c00 [ 1352.609917][ T32] r4:85a56c00 [ 1352.609948][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.610002][ T32] r5:85a56c00 r4:8291a680 [ 1352.610127][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.610183][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.610237][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf9e08 [ 1352.610324][ T32] r4:00000000 [ 1352.610349][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.610418][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.610517][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.610562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948b40 [ 1352.610675][ T32] r4:00000000 [ 1352.610702][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.610795][ T32] r9:83018005 r8:85a56c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1352.610843][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.610889][ T32] r5:00001000 r4:ec931000 [ 1352.610991][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.611067][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.611113][ T32] r5:859e638c r4:859e6000 [ 1352.611149][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.611200][ T32] r7:dddced80 r6:83018000 r5:859e638c r4:85935c80 [ 1352.611235][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.611313][ T32] r10:61c88647 r9:85a56c00 r8:85935cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.611472][ T32] r4:85935c80 [ 1352.611549][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.611625][ T32] r10:00000000 r9:85935c80 r8:80287e08 r7:ecdede60 r6:85951a00 r5:85a56c00 [ 1352.611673][ T32] r4:00000001 [ 1352.611699][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.611737][ T32] Exception stack(0xecdf9fb0 to 0xecdf9ff8) [ 1352.611763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.611819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.611853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.611911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.611937][ T32] r4:85948880 [ 1352.612880][ T32] INFO: task kworker/0:600:6403 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.612932][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.613103][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.613391][ T32] Call trace: [ 1352.613476][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.613530][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.613575][ T32] r4:00000000 [ 1352.613684][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.613732][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.613792][ T32] 5d20: e10e4000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.613857][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.613895][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.613925][ T32] r5:800b0013 r4:80239bb0 [ 1352.613975][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.614118][ T32] r4:82ac21e4 [ 1352.614164][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.614267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.614300][ T32] r4:e0585dc0 [ 1352.614334][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.614380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.614403][ T32] r4:00000000 [ 1352.614568][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.614645][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.614732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.614788][ T32] r5:00001000 r4:dfbdd000 [ 1352.614812][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.614894][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.614943][ T32] r5:84be838c r4:84be8000 [ 1352.615151][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.615264][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.615294][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.615344][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.615374][ T32] r4:848ec200 [ 1352.615397][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.615456][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.615508][ T32] r4:00000001 [ 1352.615536][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.615605][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.615737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.615783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.615816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.615903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.615937][ T32] r4:849b9d40 [ 1352.615990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.616027][ T32] INFO: task kworker/0:601:6404 blocked for more than 479 seconds. [ 1352.616060][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.616086][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.616110][ T32] task:kworker/0:601 state:D stack:0 pid:6404 tgid:6404 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.616160][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.616232][ T32] Call trace: [ 1352.616288][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.616340][ T32] r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000013 r6:ecdfdd8c r5:85a55400 [ 1352.616366][ T32] r4:85a55400 [ 1352.616389][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.616435][ T32] r5:85a55400 r4:8291a680 [ 1352.616458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.616502][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.616547][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 [ 1352.616576][ T32] r4:00000000 [ 1352.616622][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.616661][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.616707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.616751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948dc0 [ 1352.616802][ T32] r4:00000000 [ 1352.616830][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.616880][ T32] r9:83018005 r8:85a55400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1352.616903][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.616953][ T32] r5:00001000 r4:ec97f000 [ 1352.616977][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.617022][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.617105][ T32] r5:859e6b8c r4:859e6800 [ 1352.617142][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.617199][ T32] r7:dddced80 r6:83018000 r5:859e6b8c r4:85935e80 [ 1352.617223][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.617273][ T32] r10:61c88647 r9:85a55400 r8:85935eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.617326][ T32] r4:85935e80 [ 1352.617352][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.617403][ T32] r10:00000000 r9:85935e80 r8:80287e08 r7:ecdf9e60 r6:85951a80 r5:85a55400 [ 1352.617454][ T32] r4:00000001 [ 1352.617481][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.617573][ T32] Exception stack(0xecdfdfb0 to 0xecdfdff8) [ 1352.617687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.617729][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.617882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.617941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.617969][ T32] r4:85948880 [ 1352.651468][ T32] INFO: task kworker/0:601:6404 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.651652][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.651837][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.651940][ T32] Call trace: [ 1352.652008][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.652100][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.652132][ T32] r4:00000000 [ 1352.652235][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.652283][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.652314][ T32] 5d20: e1667000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.652370][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.652427][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.652456][ T32] r5:800b0013 r4:80239bb0 [ 1352.652503][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.652647][ T32] r4:82ac21e4 [ 1352.652692][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.652769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.652796][ T32] r4:e0585dc0 [ 1352.652843][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.652902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.652930][ T32] r4:00000000 [ 1352.652952][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.653063][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.653091][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.653135][ T32] r5:00001000 r4:dfbdd000 [ 1352.653161][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.653230][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.653278][ T32] r5:84be838c r4:84be8000 [ 1352.653327][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.653380][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.653403][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.653477][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.653504][ T32] r4:848ec200 [ 1352.653531][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.653631][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.653657][ T32] r4:00000001 [ 1352.653712][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.653754][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.653780][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.653809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.653887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.653921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.653970][ T32] r4:849b9d40 [ 1352.654052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.654105][ T32] INFO: task kworker/0:602:6406 blocked for more than 479 seconds. [ 1352.654151][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.654188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.654211][ T32] task:kworker/0:602 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.654306][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.654353][ T32] Call trace: [ 1352.654393][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.654442][ T32] r10:8291a684 r9:ece05d84 r8:00000002 r7:60000113 r6:ece05d8c r5:85a58000 [ 1352.654466][ T32] r4:85a58000 [ 1352.654485][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.654543][ T32] r5:85a58000 r4:8291a680 [ 1352.654608][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.654677][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.654730][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece05e08 [ 1352.654756][ T32] r4:00000000 [ 1352.654803][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.654870][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.654907][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.654947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948bc0 [ 1352.655025][ T32] r4:00000000 [ 1352.655060][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.655133][ T32] r9:83018005 r8:85a58000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1352.655187][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.655241][ T32] r5:00001000 r4:ec959000 [ 1352.655291][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.655361][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.655409][ T32] r5:859e678c r4:859e6400 [ 1352.655450][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.655502][ T32] r7:dddced80 r6:83018000 r5:859e678c r4:85938980 [ 1352.655523][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.655670][ T32] r10:61c88647 r9:85a58000 r8:859389ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.655783][ T32] r4:85938980 [ 1352.655826][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.655903][ T32] r10:00000000 r9:85938980 r8:80287e08 r7:ecdfde60 r6:85951b00 r5:85a58000 [ 1352.655929][ T32] r4:00000001 [ 1352.655950][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.656014][ T32] Exception stack(0xece05fb0 to 0xece05ff8) [ 1352.656048][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.656077][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.656104][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.656229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.656257][ T32] r4:85948b00 [ 1352.656779][ T32] INFO: task kworker/0:602:6406 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.656820][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.656880][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.656961][ T32] Call trace: [ 1352.657027][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.657079][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.657102][ T32] r4:00000000 [ 1352.657149][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.657193][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.657275][ T32] 5d20: e1667000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.657309][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.657362][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.657392][ T32] r5:800b0013 r4:80239bb0 [ 1352.657416][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.657458][ T32] r4:82ac21e4 [ 1352.657479][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.657522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.657545][ T32] r4:e0585dc0 [ 1352.657565][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.657606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.657629][ T32] r4:00000000 [ 1352.657649][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.657700][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.657723][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.657766][ T32] r5:00001000 r4:dfbdd000 [ 1352.657839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.657884][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.657934][ T32] r5:84be838c r4:84be8000 [ 1352.657969][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.658019][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.658041][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.658087][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.658126][ T32] r4:848ec200 [ 1352.658149][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.673340][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.673486][ T32] r4:00000001 [ 1352.673583][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.673722][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.673770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.673828][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.673911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.673945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.674046][ T32] r4:849b9d40 [ 1352.674077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.674127][ T32] INFO: task kworker/0:603:6409 blocked for more than 479 seconds. [ 1352.674167][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.674192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.674218][ T32] task:kworker/0:603 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.674282][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.674385][ T32] Call trace: [ 1352.674446][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.674530][ T32] r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000113 r6:ece0dd8c r5:85a59800 [ 1352.674566][ T32] r4:85a59800 [ 1352.674587][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.674673][ T32] r5:85a59800 r4:8291a680 [ 1352.674698][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.674781][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.674855][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 [ 1352.674908][ T32] r4:00000000 [ 1352.674932][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.674968][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.675013][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.675075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85964580 [ 1352.675114][ T32] r4:00000000 [ 1352.675190][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.675244][ T32] r9:83018005 r8:85a59800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1352.675268][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.675311][ T32] r5:00001000 r4:ecbb1000 [ 1352.675333][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.675372][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.675416][ T32] r5:859e878c r4:859e8400 [ 1352.675444][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.675493][ T32] r7:dddced80 r6:83018000 r5:859e878c r4:85935f00 [ 1352.675516][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.675579][ T32] r10:61c88647 r9:85a59800 r8:85935f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.675606][ T32] r4:85935f00 [ 1352.675626][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.675719][ T32] r10:00000000 r9:85935f00 r8:80287e08 r7:ecdfde60 r6:85951b80 r5:85a59800 [ 1352.675753][ T32] r4:00000001 [ 1352.675775][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.675814][ T32] Exception stack(0xece0dfb0 to 0xece0dff8) [ 1352.675841][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.675871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.675897][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.675940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.675994][ T32] r4:85948d80 [ 1352.676529][ T32] INFO: task kworker/0:603:6409 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.676569][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.676671][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.676749][ T32] Call trace: [ 1352.676883][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.676940][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.676992][ T32] r4:00000000 [ 1352.677038][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.677083][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.677112][ T32] 5d20: e1746000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.677141][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.677192][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.677221][ T32] r5:800b0013 r4:80239bb0 [ 1352.677297][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.677343][ T32] r4:82ac21e4 [ 1352.677363][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.677405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.677443][ T32] r4:e0585dc0 [ 1352.677493][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.677566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.677592][ T32] r4:00000000 [ 1352.677612][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.677659][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.677691][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.677735][ T32] r5:00001000 r4:dfbdd000 [ 1352.677839][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.677911][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.677984][ T32] r5:84be838c r4:84be8000 [ 1352.678007][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.678054][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.678102][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.678155][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.678196][ T32] r4:848ec200 [ 1352.692189][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.692380][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.692415][ T32] r4:00000001 [ 1352.692436][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.692506][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.692551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.692609][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.692674][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.692709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.692787][ T32] r4:849b9d40 [ 1352.692844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.692890][ T32] INFO: task kworker/0:604:6410 blocked for more than 479 seconds. [ 1352.692928][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.692955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.692985][ T32] task:kworker/0:604 state:D stack:0 pid:6410 tgid:6410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.693111][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.693204][ T32] Call trace: [ 1352.693316][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.693384][ T32] r10:8291a684 r9:ece11d84 r8:00000002 r7:60000113 r6:ece11d8c r5:85a5a400 [ 1352.693409][ T32] r4:85a5a400 [ 1352.693483][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.693533][ T32] r5:85a5a400 r4:8291a680 [ 1352.693581][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.693630][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.693692][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece11e08 [ 1352.693719][ T32] r4:00000000 [ 1352.693739][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.693774][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.693840][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.693887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948f00 [ 1352.693910][ T32] r4:00000000 [ 1352.693930][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.694005][ T32] r9:83018005 r8:85a5a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1352.694033][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.694084][ T32] r5:00001000 r4:ec9a5000 [ 1352.694139][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.694202][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.694249][ T32] r5:859e6f8c r4:859e6c00 [ 1352.694273][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.694320][ T32] r7:dddced80 r6:83018000 r5:859e6f8c r4:85927e80 [ 1352.694341][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.694388][ T32] r10:61c88647 r9:85a5a400 r8:85927eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.694411][ T32] r4:85927e80 [ 1352.694429][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.694529][ T32] r10:00000000 r9:85927e80 r8:80287e08 r7:ece0de60 r6:85951c00 r5:85a5a400 [ 1352.694556][ T32] r4:00000001 [ 1352.694576][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.694612][ T32] Exception stack(0xece11fb0 to 0xece11ff8) [ 1352.694638][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.694671][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.694703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.694734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.694855][ T32] r4:85948d80 [ 1352.695397][ T32] INFO: task kworker/0:604:6410 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.695441][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.695536][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.695586][ T32] Call trace: [ 1352.695616][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.695672][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.695697][ T32] r4:00000000 [ 1352.695745][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.695789][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.695865][ T32] 5d20: e1b4f000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.695900][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.695926][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.695949][ T32] r5:800b0013 r4:80239bb0 [ 1352.695986][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.696033][ T32] r4:82ac21e4 [ 1352.696055][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.696111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.696138][ T32] r4:e0585dc0 [ 1352.696158][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.696200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.696222][ T32] r4:00000000 [ 1352.696242][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.696287][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.696308][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.696348][ T32] r5:00001000 r4:dfbdd000 [ 1352.696387][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.696432][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.696474][ T32] r5:84be838c r4:84be8000 [ 1352.696494][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.696567][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.696616][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.696676][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.696703][ T32] r4:848ec200 [ 1352.696723][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.696770][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.696792][ T32] r4:00000001 [ 1352.696838][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.696896][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.696927][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.696957][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.696983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.697011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.697039][ T32] r4:849b9d40 [ 1352.697061][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.697091][ T32] INFO: task kworker/0:605:6412 blocked for more than 479 seconds. [ 1352.697120][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.697144][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.697164][ T32] task:kworker/0:605 state:D stack:0 pid:6412 tgid:6412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.697285][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.697418][ T32] Call trace: [ 1352.697512][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.697619][ T32] r10:8291a684 r9:ece19d84 r8:00000002 r7:60000113 r6:ece19d8c r5:85a58c00 [ 1352.697649][ T32] r4:85a58c00 [ 1352.697678][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.697723][ T32] r5:85a58c00 r4:8291a680 [ 1352.697745][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.697801][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.697848][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece19e08 [ 1352.697872][ T32] r4:00000000 [ 1352.697923][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.697965][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.698004][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.698046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8593c880 [ 1352.698068][ T32] r4:00000000 [ 1352.698087][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.698157][ T32] r9:83018005 r8:85a58c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1352.721683][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.721933][ T32] r5:00001000 r4:eca97000 [ 1352.721963][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.722008][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.722052][ T32] r5:859e738c r4:859e7000 [ 1352.722074][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.722123][ T32] r7:dddced80 r6:83018000 r5:859e738c r4:85962000 [ 1352.722146][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.722229][ T32] r10:61c88647 r9:85a58c00 r8:8596202c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.722284][ T32] r4:85962000 [ 1352.722316][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.722367][ T32] r10:00000000 r9:85962000 r8:80287e08 r7:ece0de60 r6:85951c80 r5:85a58c00 [ 1352.722390][ T32] r4:00000001 [ 1352.722455][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.722503][ T32] Exception stack(0xece19fb0 to 0xece19ff8) [ 1352.722538][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.722608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.722642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.722735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.722762][ T32] r4:8593ce80 [ 1352.723360][ T32] INFO: task kworker/0:605:6412 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.723424][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.723551][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.723604][ T32] Call trace: [ 1352.723636][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.723704][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.723756][ T32] r4:00000000 [ 1352.723783][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.723826][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.723854][ T32] 5d20: e1ea3000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.723915][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.723946][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.723996][ T32] r5:800b0013 r4:80239bb0 [ 1352.724049][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.724100][ T32] r4:82ac21e4 [ 1352.724147][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.724211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.724249][ T32] r4:e0585dc0 [ 1352.724272][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.724321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.724345][ T32] r4:00000000 [ 1352.724450][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.724579][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.724632][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.724714][ T32] r5:00001000 r4:dfbdd000 [ 1352.724768][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.724813][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.724869][ T32] r5:84be838c r4:84be8000 [ 1352.724972][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.725052][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.725083][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.725187][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.725215][ T32] r4:848ec200 [ 1352.725289][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.725342][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.725366][ T32] r4:00000001 [ 1352.725485][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.725528][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.725608][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.725678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.725784][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.725825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.725849][ T32] r4:849b9d40 [ 1352.725872][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.725923][ T32] INFO: task kworker/0:606:6415 blocked for more than 479 seconds. [ 1352.726019][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.726050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.726081][ T32] task:kworker/0:606 state:D stack:0 pid:6415 tgid:6415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.726162][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.726209][ T32] Call trace: [ 1352.726299][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.726348][ T32] r10:8291a684 r9:ece25d84 r8:00000002 r7:60000113 r6:ece25d8c r5:85a5b000 [ 1352.726373][ T32] r4:85a5b000 [ 1352.726394][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.726438][ T32] r5:85a5b000 r4:8291a680 [ 1352.726458][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.726498][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.726567][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 [ 1352.726618][ T32] r4:00000000 [ 1352.726675][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.726743][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.726809][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.726881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85964040 [ 1352.726936][ T32] r4:00000000 [ 1352.727000][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.727049][ T32] r9:83018005 r8:85a5b000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1352.727071][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.727113][ T32] r5:00001000 r4:ecaed000 [ 1352.727134][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.727173][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.727214][ T32] r5:859e778c r4:859e7400 [ 1352.727234][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.727445][ T32] r7:dddced80 r6:83018000 r5:859e778c r4:85962080 [ 1352.727605][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.727656][ T32] r10:61c88647 r9:85a5b000 r8:859620ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.727684][ T32] r4:85962080 [ 1352.727710][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.727757][ T32] r10:00000000 r9:85962080 r8:80287e08 r7:ece0de60 r6:85951d00 r5:85a5b000 [ 1352.727802][ T32] r4:00000001 [ 1352.727833][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.727882][ T32] Exception stack(0xece25fb0 to 0xece25ff8) [ 1352.727911][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.727940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.727995][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.728053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.728080][ T32] r4:85964080 [ 1352.739251][ T32] INFO: task kworker/0:606:6415 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.739425][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.739523][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.739655][ T32] Call trace: [ 1352.739834][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.739929][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.739986][ T32] r4:00000000 [ 1352.740041][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.740116][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.740154][ T32] 5d20: e1fa0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.740186][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.740218][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.740245][ T32] r5:800b0013 r4:80239bb0 [ 1352.740266][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.740312][ T32] r4:82ac21e4 [ 1352.740333][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.740375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.740399][ T32] r4:e0585dc0 [ 1352.740418][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.740540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.740575][ T32] r4:00000000 [ 1352.740596][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.740644][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.740675][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.740724][ T32] r5:00001000 r4:dfbdd000 [ 1352.740807][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.740854][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.740926][ T32] r5:84be838c r4:84be8000 [ 1352.740953][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.741008][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.741059][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.741119][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.741173][ T32] r4:848ec200 [ 1352.741197][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.741261][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.741290][ T32] r4:00000001 [ 1352.741310][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.741347][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.741400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.741434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.741464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.741521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.741588][ T32] r4:849b9d40 [ 1352.741643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.741685][ T32] INFO: task kworker/0:607:6416 blocked for more than 479 seconds. [ 1352.741724][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.741752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.741806][ T32] task:kworker/0:607 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.741903][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.741952][ T32] Call trace: [ 1352.741999][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.742050][ T32] r10:8291a684 r9:ece29d84 r8:00000002 r7:60000013 r6:ece29d8c r5:85a5d400 [ 1352.742076][ T32] r4:85a5d400 [ 1352.742125][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.742175][ T32] r5:85a5d400 r4:8291a680 [ 1352.742239][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.742363][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.742411][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece29e08 [ 1352.742478][ T32] r4:00000000 [ 1352.742599][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) [ 1352.742638][ T32] [<81a57064>] (mutex_lock) from [<804e77f0>] (_vm_unmap_aliases+0x68/0x240) [ 1352.742707][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.742780][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85964180 [ 1352.742837][ T32] r4:00000000 [ 1352.742870][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.742930][ T32] r9:83018005 r8:85a5d400 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.742957][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.743056][ T32] r5:00001000 r4:ecb6f000 [ 1352.743160][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.743205][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.743247][ T32] r5:859e7b8c r4:859e7800 [ 1352.743269][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.743316][ T32] r7:dddced80 r6:83018000 r5:859e7b8c r4:85962200 [ 1352.743366][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.743417][ T32] r10:61c88647 r9:85a5d400 r8:8596222c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.743496][ T32] r4:85962200 [ 1352.743573][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.743622][ T32] r10:00000000 r9:85962200 r8:80287e08 r7:ece0de60 r6:85951d80 r5:85a5d400 [ 1352.743645][ T32] r4:00000001 [ 1352.743664][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.743707][ T32] Exception stack(0xece29fb0 to 0xece29ff8) [ 1352.743748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.743784][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.743813][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.743849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.743874][ T32] r4:85964200 [ 1352.744257][ T32] INFO: task kworker/0:607:6416 is blocked on a mutex likely owned by task kworker/1:158:3743. [ 1352.744404][ T32] task:kworker/1:158 state:R running task stack:0 pid:3743 tgid:3743 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.744604][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.744715][ T32] Call trace: [ 1352.744749][ T32] [<81a53144>] (__schedule) from [<81a544fc>] (preempt_schedule_irq+0x40/0xa8) [ 1352.744827][ T32] r10:82ac21c4 r9:84844800 r8:80200be4 r7:e0585d5c r6:ffffffff r5:84844800 [ 1352.744897][ T32] r4:00000000 [ 1352.744935][ T32] [<81a544bc>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.745007][ T32] Exception stack(0xe0585d28 to 0xe0585d70) [ 1352.745066][ T32] 5d20: e1fa0000 edb7b000 00000001 80239b98 7f067000 00000001 [ 1352.745099][ T32] 5d40: 82ac15a0 7f067000 edb7b000 8280c928 82ac21c4 e0585da4 e0585da8 e0585d78 [ 1352.745153][ T32] 5d60: 80230ad0 80239bb0 800b0013 ffffffff [ 1352.745185][ T32] r5:800b0013 r4:80239bb0 [ 1352.745210][ T32] [<80230a6c>] (flush_tlb_kernel_range) from [<804e75c4>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.745261][ T32] r4:82ac21e4 [ 1352.745310][ T32] [<804e73b4>] (__purge_vmap_area_lazy) from [<804e796c>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.745357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0585dc0 r5:e0585e08 [ 1352.745426][ T32] r4:e0585dc0 [ 1352.745459][ T32] [<804e7788>] (_vm_unmap_aliases) from [<804eb6d0>] (vfree+0x168/0x204) [ 1352.745503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849b9ec0 [ 1352.745625][ T32] r4:00000000 [ 1352.745651][ T32] [<804eb568>] (vfree) from [<8054b11c>] (execmem_free+0x30/0x50) [ 1352.745708][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1352.745732][ T32] [<8054b0ec>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14) [ 1352.745775][ T32] r5:00001000 r4:dfbdd000 [ 1352.745795][ T32] [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4) [ 1352.745889][ T32] [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.745939][ T32] r5:84be838c r4:84be8000 [ 1352.746014][ T32] [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4) [ 1352.746067][ T32] r7:ddde2d80 r6:83018200 r5:84be838c r4:848ec200 [ 1352.746132][ T32] [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8) [ 1352.746251][ T32] r10:61c88647 r9:84844800 r8:848ec22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1352.746279][ T32] r4:848ec200 [ 1352.746369][ T32] [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280) [ 1352.746419][ T32] r10:00000000 r9:848ec200 r8:80287e08 r7:e057de60 r6:84819780 r5:84844800 [ 1352.746444][ T32] r4:00000001 [ 1352.746508][ T32] [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.746562][ T32] Exception stack(0xe0585fb0 to 0xe0585ff8) [ 1352.746592][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.746621][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.746680][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.746768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [ 1352.746795][ T32] r4:849b9d40 [ 1352.746842][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.746899][ T32] INFO: task kworker/0:608:6418 blocked for more than 479 seconds. [ 1352.746936][ T32] Not tainted 6.15.0-rc7-syzkaller #0 [ 1352.746961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.746984][ T32] task:kworker/0:608 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.747111][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.747195][ T32] Call trace: [ 1352.747228][ T32] [<81a53144>] (__schedule) from [<81a540c8>] (schedule+0x2c/0x130) [ 1352.747276][ T32] r10:8291a684 r9:ece31d84 r8:00000002 r7:60000113 r6:ece31d8c r5:85a5c800 [ 1352.747303][ T32] r4:85a5c800 [ 1352.747324][ T32] [<81a5409c>] (schedule) from [<81a544b0>] (schedule_preempt_disabled+0x18/0x24) [ 1352.747373][ T32] r5:85a5c800 r4:8291a680 [ 1352.747426][ T32] [<81a54498>] (schedule_preempt_disabled) from [<81a56b94>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.747497][ T32] [<81a56894>] (__mutex_lock.constprop.0) from [<81a57060>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.747546][ T32] r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece31e08 [ 1352.747592][ T32] r4:00000000 [ 1352.747645][ T32] [<81a5704c>] (__mutex_lock_slowpath) from [<81a570a0>] (mutex_lock+0x3c/0x40) VM DIAGNOSIS: 02:40:03 Registers: info registers vcpu 0 CPU#0 R00=adc12000 R01=edb75000 R02=00000001 R03=80239b98 R04=7f1e5000 R05=00000001 R06=82ac15a0 R07=7f1e5000 R08=edb75000 R09=8280c928 R10=82ac21c4 R11=e0531da4 R12=e0531da8 R13=e0531d78 R14=80230ad0 R15=80239bb0 PSR=800b0113 N--- A S svc32 s00=6636313a s01=34362f38 d00=34362f386636313a s02=646e003a s03=64615f31 d01=64615f31646e003a s04=646e0036 s05=6f685f31 d02=6f685f31646e0036 s06=70006e69 s07=323d6469 d03=323d646970006e69 s08=6769666e s09=64657275 d04=646572756769666e s10=00393936 s11=746d6669 d05=746d666900393936 s12=65726720 s13=30706174 d06=3070617465726720 s14=69757163 s15=3d646572 d07=3d64657269757163 s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010 info registers vcpu 1 CPU#1 R00=829bc780 R01=824044bc R02=5b721000 R03=81a50e28 R04=82ab52c0 R05=448cb800 R06=0002c740 R07=00000134 R08=df8e1d08 R09=00000000 R10=832e2400 R11=df805e2c R12=df805e30 R13=df805e20 R14=812cc4d4 R15=81a50e38 PSR=600d0193 -ZC- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 s02=00000000 s03=00000000 d01=0000000000000000 s04=08f20000 s05=08f20000 d02=08f2000008f20000 s06=00000000 s07=00000000 d03=0000000000000000 s08=c0300002 s09=00000800 d04=00000800c0300002 s10=08000000 s11=00000000 d05=0000000008000000 s12=08040201 s13=80402010 d06=8040201008040201 s14=08040201 s15=80402010 d07=8040201008040201 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