syzkaller login: [ 37.765854][ T30] kauditd_printk_skb: 5 callbacks suppressed [ 37.768575][ T30] audit: type=1400 audit(37.700:68): avc: denied { read write } for pid=2972 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 [ 37.891579][ T30] audit: type=1400 audit(37.820:69): avc: denied { open } for pid=2972 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]:19561' (ED25519) to the list of known hosts. [ 990.103369][ T30] audit: type=1400 audit(990.040:70): avc: denied { execute } for pid=2994 comm="sh" name="syz-executor1857964899" dev="vda" ino=682 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 990.132899][ T30] audit: type=1400 audit(990.070:71): avc: denied { execute_no_trans } for pid=2994 comm="sh" path="/syz-executor1857964899" dev="vda" ino=682 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 990.729396][ T30] audit: type=1400 audit(990.670:72): avc: denied { execmem } for pid=2994 comm="syz-executor185" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 executing program [ 990.748173][ T30] audit: type=1400 audit(990.690:73): avc: denied { prog_load } for pid=2995 comm="syz-executor185" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 990.749377][ T30] audit: type=1400 audit(990.690:74): avc: denied { bpf } for pid=2995 comm="syz-executor185" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 990.752558][ T30] audit: type=1400 audit(990.700:75): avc: denied { perfmon } for pid=2995 comm="syz-executor185" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 990.767703][ T30] audit: type=1400 audit(990.710:76): avc: denied { prog_run } for pid=2995 comm="syz-executor185" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1774.601187][ T31] INFO: task kworker/0:1:9 blocked for more than 450 seconds. [ 1774.601619][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.601908][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.602267][ T31] task:kworker/0:1 state:D stack:0 pid:9 tgid:9 ppid:2 flags:0x00000000 [ 1774.602877][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.603792][ T31] Backtrace: [ 1774.604363][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.605092][ T31] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df83ddac r5:82e6e000 [ 1774.605476][ T31] r4:82e6e000 [ 1774.605617][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.605781][ T31] r5:82e6e000 r4:8270dd74 [ 1774.605889][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.606075][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.606287][ T31] r10:82c16005 r9:df83de38 r8:00000000 r7:ffffffff r6:00000000 r5:84a15740 [ 1774.606436][ T31] r4:00000000 [ 1774.606537][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.606710][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.606909][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.607088][ T31] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a15740 [ 1774.607243][ T31] r4:00000000 [ 1774.607344][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.607518][ T31] r9:82e6e000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f125000 [ 1774.607663][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.607845][ T31] r5:00001000 r4:e006f000 [ 1774.607951][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.608136][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.608320][ T31] r5:8493df50 r4:8493dc00 [ 1774.608426][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.608615][ T31] r7:dddd1280 r6:82c16000 r5:8493df50 r4:82c0bc00 [ 1774.608743][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.608925][ T31] r10:61c88647 r9:82e6e000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:82c0bc2c [ 1774.609068][ T31] r4:82c0bc00 [ 1774.609175][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.609362][ T31] r10:00000000 r9:df839e90 r8:82cb66c0 r7:82c0bc00 r6:8026736c r5:82e6e000 [ 1774.609504][ T31] r4:82cb6040 [ 1774.609594][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.609843][ T31] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1774.610102][ T31] dfa0: 00000000 00000000 00000000 00000000 [ 1774.610298][ T31] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.664183][ T31] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.676786][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82cb6040 [ 1774.687189][ T31] INFO: task kworker/1:1:29 blocked for more than 450 seconds. [ 1774.720996][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.725893][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.726122][ T31] task:kworker/1:1 state:D stack:0 pid:29 tgid:29 ppid:2 flags:0x00000000 [ 1774.726433][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.726691][ T31] Backtrace: [ 1774.726865][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.727153][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df891dac r5:82e7ec00 [ 1774.727379][ T31] r4:82e7ec00 [ 1774.727510][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.727779][ T31] r5:82e7ec00 r4:8270dd74 [ 1774.727924][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.728233][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.728567][ T31] r10:82c16205 r9:df891e38 r8:00000000 r7:ffffffff r6:00000000 r5:8496fd80 [ 1774.728809][ T31] r4:00000000 [ 1774.728931][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.729216][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.729488][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.729780][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8496fd80 [ 1774.730012][ T31] r4:00000000 [ 1774.730132][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.730446][ T31] r9:82e7ec00 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f0e9000 [ 1774.771326][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.771918][ T31] r5:00001000 r4:dfd8d000 [ 1774.772066][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.772414][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.772774][ T31] r5:8478ef50 r4:8478ec00 [ 1774.772969][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.773323][ T31] r7:ddde4280 r6:82c16200 r5:8478ef50 r4:82ea0080 [ 1774.773495][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.773839][ T31] r10:61c88647 r9:82e7ec00 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:82ea00ac [ 1774.774166][ T31] r4:82ea0080 [ 1774.774336][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.774686][ T31] r10:00000000 r9:df875e90 r8:82f23500 r7:82ea0080 r6:8026736c r5:82e7ec00 [ 1774.775143][ T31] r4:82e679c0 [ 1774.775272][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.775725][ T31] Exception stack(0xdf891fb0 to 0xdf891ff8) [ 1774.776009][ T31] 1fa0: 00000000 00000000 00000000 00000000 [ 1774.776425][ T31] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.776835][ T31] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.777045][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82e679c0 [ 1774.778158][ T31] INFO: task kworker/1:0:2989 blocked for more than 450 seconds. [ 1774.778496][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.778689][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.779151][ T31] task:kworker/1:0 state:D stack:0 pid:2989 tgid:2989 ppid:2 flags:0x00000000 [ 1774.780132][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.780354][ T31] Backtrace: [ 1774.791243][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.791780][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df955dac r5:83fa6c00 [ 1774.791977][ T31] r4:83fa6c00 [ 1774.792097][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.792684][ T31] r5:83fa6c00 r4:8270dd74 [ 1774.792856][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.793531][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.793807][ T31] r10:82c16205 r9:df955e38 r8:00000000 r7:ffffffff r6:00000000 r5:848262c0 [ 1774.795339][ T31] r4:00000000 [ 1774.795798][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.796432][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.796816][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.797231][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848262c0 [ 1774.797628][ T31] r4:00000000 [ 1774.797809][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.798044][ T31] r9:83fa6c00 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f035000 [ 1774.798251][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.798761][ T31] r5:00001000 r4:df9f7000 [ 1774.798920][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.799349][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.799740][ T31] r5:8478c750 r4:8478c400 [ 1774.799910][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.800217][ T31] r7:ddde4280 r6:82c16200 r5:8478c750 r4:83cb4280 [ 1774.800438][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.811273][ T31] r10:61c88647 r9:83fa6c00 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:83cb42ac [ 1774.811678][ T31] r4:83cb4280 [ 1774.811834][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.812284][ T31] r10:00000000 r9:df891e90 r8:845a0200 r7:83cb4280 r6:8026736c r5:83fa6c00 [ 1774.812732][ T31] r4:845a0680 [ 1774.812887][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.813161][ T31] Exception stack(0xdf955fb0 to 0xdf955ff8) [ 1774.813333][ T31] 5fa0: 00000000 00000000 00000000 00000000 [ 1774.813648][ T31] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.814207][ T31] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.814490][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:845a0680 [ 1774.814779][ T31] INFO: task kworker/0:2:2993 blocked for more than 450 seconds. [ 1774.815159][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.815472][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.815829][ T31] task:kworker/0:2 state:D stack:0 pid:2993 tgid:2993 ppid:2 flags:0x00000000 [ 1774.816146][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.816357][ T31] Backtrace: [ 1774.816509][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.816817][ T31] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:eb45ddac r5:83fa4800 [ 1774.817454][ T31] r4:83fa4800 [ 1774.817660][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.818111][ T31] r5:83fa4800 r4:8270dd74 [ 1774.818268][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.818712][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.819126][ T31] r10:82c16005 r9:eb45de38 r8:00000000 r7:ffffffff r6:00000000 r5:84a15600 [ 1774.819537][ T31] r4:00000000 [ 1774.819666][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.820408][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.831339][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.831894][ T31] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a15600 [ 1774.832286][ T31] r4:00000000 [ 1774.832517][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.832951][ T31] r9:83fa4800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f123000 [ 1774.833420][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.833985][ T31] r5:00001000 r4:e0043000 [ 1774.834219][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.834794][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.835087][ T31] r5:8493db50 r4:8493d800 [ 1774.835228][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.835634][ T31] r7:dddd1280 r6:82c16000 r5:8493db50 r4:8437c700 [ 1774.835885][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.836249][ T31] r10:61c88647 r9:83fa4800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:8437c72c [ 1774.836588][ T31] r4:8437c700 [ 1774.836836][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.837118][ T31] r10:00000000 r9:df83de90 r8:845a00c0 r7:8437c700 r6:8026736c r5:83fa4800 [ 1774.837536][ T31] r4:83d8abc0 [ 1774.838000][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.838305][ T31] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1774.838531][ T31] dfa0: 00000000 00000000 00000000 00000000 [ 1774.838977][ T31] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.839361][ T31] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.839901][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:83d8abc0 [ 1774.840306][ T31] INFO: task kworker/1:3:3004 blocked for more than 450 seconds. [ 1774.851062][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.851420][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.851581][ T31] task:kworker/1:3 state:D stack:0 pid:3004 tgid:3004 ppid:2 flags:0x00000000 [ 1774.851930][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.852332][ T31] Backtrace: [ 1774.852560][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.852914][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df975dac r5:836ea400 [ 1774.853097][ T31] r4:836ea400 [ 1774.853306][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.853561][ T31] r5:836ea400 r4:8270dd74 [ 1774.853734][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.854015][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.854278][ T31] r10:82c16205 r9:df975e38 r8:00000000 r7:ffffffff r6:00000000 r5:84ae8c80 [ 1774.854546][ T31] r4:00000000 [ 1774.854706][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.855075][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.855312][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.855571][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae8c80 [ 1774.855829][ T31] r4:00000000 [ 1774.856001][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.856364][ T31] r9:836ea400 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f0b9000 [ 1774.856542][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.856775][ T31] r5:00001000 r4:df983000 [ 1774.856907][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.857248][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.857509][ T31] r5:84999f50 r4:84999c00 [ 1774.857672][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.857943][ T31] r7:ddde4280 r6:82c16200 r5:84999f50 r4:83cb4300 [ 1774.858221][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.858597][ T31] r10:61c88647 r9:836ea400 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:83cb432c [ 1774.858952][ T31] r4:83cb4300 [ 1774.859100][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.859353][ T31] r10:00000000 r9:df891e90 r8:84435600 r7:83cb4300 r6:8026736c r5:836ea400 [ 1774.859589][ T31] r4:84435500 [ 1774.859802][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.860165][ T31] Exception stack(0xdf975fb0 to 0xdf975ff8) [ 1774.860340][ T31] 5fa0: 00000000 00000000 00000000 00000000 [ 1774.871037][ T31] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.871378][ T31] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.871558][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:84435500 [ 1774.871751][ T31] INFO: task kworker/1:4:3005 blocked for more than 450 seconds. [ 1774.872023][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.872164][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.872470][ T31] task:kworker/1:4 state:D stack:0 pid:3005 tgid:3005 ppid:2 flags:0x00000000 [ 1774.872768][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.872981][ T31] Backtrace: [ 1774.873114][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.873421][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df94ddac r5:836ee000 [ 1774.873706][ T31] r4:836ee000 [ 1774.873826][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.874206][ T31] r5:836ee000 r4:8270dd74 [ 1774.874361][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.874756][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.875188][ T31] r10:82c16205 r9:df94de38 r8:00000000 r7:ffffffff r6:00000000 r5:84a541c0 [ 1774.875543][ T31] r4:00000000 [ 1774.875684][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.876023][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.876296][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.876666][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a541c0 [ 1774.877067][ T31] r4:00000000 [ 1774.877199][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.877576][ T31] r9:836ee000 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f16b000 [ 1774.877887][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.878235][ T31] r5:00001000 r4:eaf51000 [ 1774.878370][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.878800][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.879204][ T31] r5:84998b50 r4:84998800 [ 1774.879352][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.879940][ T31] r7:ddde4280 r6:82c16200 r5:84998b50 r4:83cb4380 [ 1774.880194][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.891052][ T31] r10:61c88647 r9:836ee000 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:83cb43ac [ 1774.891409][ T31] r4:83cb4380 [ 1774.891553][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.891808][ T31] r10:00000000 r9:df975e90 r8:84435900 r7:83cb4380 r6:8026736c r5:836ee000 [ 1774.891982][ T31] r4:84435500 [ 1774.892123][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.892466][ T31] Exception stack(0xdf94dfb0 to 0xdf94dff8) [ 1774.892637][ T31] dfa0: 00000000 00000000 00000000 00000000 [ 1774.893761][ T31] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.894625][ T31] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.894951][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:84435500 [ 1774.895246][ T31] INFO: task kworker/1:5:3008 blocked for more than 450 seconds. [ 1774.895478][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.895671][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.895961][ T31] task:kworker/1:5 state:D stack:0 pid:3008 tgid:3008 ppid:2 flags:0x00000000 [ 1774.896328][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.896566][ T31] Backtrace: [ 1774.896845][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.897195][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df995dac r5:83d66c00 [ 1774.897554][ T31] r4:83d66c00 [ 1774.897681][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.898544][ T31] r5:83d66c00 r4:8270dd74 [ 1774.898715][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.899168][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.899589][ T31] r10:82c16205 r9:df995e38 r8:00000000 r7:ffffffff r6:00000000 r5:84b44480 [ 1774.899827][ T31] r4:00000000 [ 1774.899988][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.911221][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.911783][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.912300][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b44480 [ 1774.912746][ T31] r4:00000000 [ 1774.913022][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.913312][ T31] r9:83d66c00 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f043000 [ 1774.913838][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.914287][ T31] r5:00001000 r4:df9af000 [ 1774.914542][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.915084][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.915363][ T31] r5:849a4b50 r4:849a4800 [ 1774.915793][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.916292][ T31] r7:ddde4280 r6:82c16200 r5:849a4b50 r4:83cb4400 [ 1774.916525][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.917069][ T31] r10:61c88647 r9:83d66c00 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:83cb442c [ 1774.917550][ T31] r4:83cb4400 [ 1774.917760][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.918224][ T31] r10:00000000 r9:df975e90 r8:83cbabc0 r7:83cb4400 r6:8026736c r5:83d66c00 [ 1774.918859][ T31] r4:842506c0 [ 1774.919360][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.919821][ T31] Exception stack(0xdf995fb0 to 0xdf995ff8) [ 1774.920143][ T31] 5fa0: 00000000 00000000 00000000 00000000 [ 1774.931250][ T31] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.931865][ T31] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.932209][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:842506c0 [ 1774.932562][ T31] INFO: task kworker/1:6:3010 blocked for more than 450 seconds. [ 1774.932803][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.933154][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.933730][ T31] task:kworker/1:6 state:D stack:0 pid:3010 tgid:3010 ppid:2 flags:0x00000000 [ 1774.934159][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.934697][ T31] Backtrace: [ 1774.934898][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.935113][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df9b9dac r5:83d63000 [ 1774.935237][ T31] r4:83d63000 [ 1774.935312][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.935555][ T31] r5:83d63000 r4:8270dd74 [ 1774.935649][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.935872][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.936141][ T31] r10:82c16205 r9:df9b9e38 r8:00000000 r7:ffffffff r6:00000000 r5:84c053c0 [ 1774.936280][ T31] r4:00000000 [ 1774.936334][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.936459][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.936853][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.937080][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84c053c0 [ 1774.937360][ T31] r4:00000000 [ 1774.937478][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.937785][ T31] r9:83d63000 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f2bf000 [ 1774.937997][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.938290][ T31] r5:00001000 r4:eb5b9000 [ 1774.938652][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.938928][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.939551][ T31] r5:849a7b50 r4:849a7800 [ 1774.939695][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.939987][ T31] r7:ddde4280 r6:82c16200 r5:849a7b50 r4:83cb4480 [ 1774.940223][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.951082][ T31] r10:61c88647 r9:83d63000 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:83cb44ac [ 1774.951574][ T31] r4:83cb4480 [ 1774.951715][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.951992][ T31] r10:00000000 r9:df995e90 r8:83edf580 r7:83cb4480 r6:8026736c r5:83d63000 [ 1774.952497][ T31] r4:8404c440 [ 1774.952666][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.952977][ T31] Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) [ 1774.953151][ T31] 9fa0: 00000000 00000000 00000000 00000000 [ 1774.953389][ T31] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.953619][ T31] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.953991][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:8404c440 [ 1774.954483][ T31] INFO: task kworker/1:7:3011 blocked for more than 450 seconds. [ 1774.954975][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.955155][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.955413][ T31] task:kworker/1:7 state:D stack:0 pid:3011 tgid:3011 ppid:2 flags:0x00000000 [ 1774.956021][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.956275][ T31] Backtrace: [ 1774.956419][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.956635][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df99ddac r5:83fa6000 [ 1774.956968][ T31] r4:83fa6000 [ 1774.957087][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.957457][ T31] r5:83fa6000 r4:8270dd74 [ 1774.957727][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.958196][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.958548][ T31] r10:82c16205 r9:df99de38 r8:00000000 r7:ffffffff r6:00000000 r5:84378640 [ 1774.958922][ T31] r4:00000000 [ 1774.959115][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.959511][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.959828][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.960089][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84378640 [ 1774.960354][ T31] r4:00000000 [ 1774.971267][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.971875][ T31] r9:83fa6000 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f0f1000 [ 1774.972272][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.972827][ T31] r5:00001000 r4:dfea1000 [ 1774.973032][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1774.973642][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.973941][ T31] r5:849a6750 r4:849a6400 [ 1774.974139][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.974620][ T31] r7:ddde4280 r6:82c16200 r5:849a6750 r4:83cb4500 [ 1774.974890][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.975630][ T31] r10:61c88647 r9:83fa6000 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:83cb452c [ 1774.976040][ T31] r4:83cb4500 [ 1774.976204][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.976898][ T31] r10:00000000 r9:df9b9e90 r8:83e7cd00 r7:83cb4500 r6:8026736c r5:83fa6000 [ 1774.977798][ T31] r4:82f8b380 [ 1774.978012][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.978783][ T31] Exception stack(0xdf99dfb0 to 0xdf99dff8) [ 1774.979062][ T31] dfa0: 00000000 00000000 00000000 00000000 [ 1774.979474][ T31] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.979881][ T31] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.980380][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82f8b380 [ 1774.991261][ T31] INFO: task kworker/1:8:3014 blocked for more than 450 seconds. [ 1774.991725][ T31] Not tainted 6.8.0-rc1-syzkaller #0 [ 1774.991900][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.992093][ T31] task:kworker/1:8 state:D stack:0 pid:3014 tgid:3014 ppid:2 flags:0x00000000 [ 1774.992689][ T31] Workqueue: events bpf_prog_free_deferred [ 1774.993042][ T31] Backtrace: [ 1774.993367][ T31] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1774.993772][ T31] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df9c5dac r5:83d6c800 [ 1774.994355][ T31] r4:83d6c800 [ 1774.994512][ T31] [<81858610>] (schedule) from [<81858c08>] (schedule_preempt_disabled+0x18/0x24) [ 1774.995124][ T31] r5:83d6c800 r4:8270dd74 [ 1774.995255][ T31] [<81858bf0>] (schedule_preempt_disabled) from [<8185b4f0>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.995614][ T31] [<8185b208>] (__mutex_lock.constprop.0) from [<8185bdbc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.995954][ T31] r10:82c16205 r9:df9c5e38 r8:00000000 r7:ffffffff r6:00000000 r5:84a10100 [ 1774.996340][ T31] r4:00000000 [ 1774.996478][ T31] [<8185bda8>] (__mutex_lock_slowpath) from [<8185bdfc>] (mutex_lock+0x3c/0x40) [ 1774.996895][ T31] [<8185bdc0>] (mutex_lock) from [<8048dedc>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.997310][ T31] [<8048de7c>] (_vm_unmap_aliases) from [<80491a7c>] (vfree+0x170/0x1e0) [ 1774.997891][ T31] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a10100 [ 1774.998152][ T31] r4:00000000 [ 1774.998378][ T31] [<8049190c>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.998794][ T31] r9:83d6c800 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f35b000 [ 1774.999407][ T31] [<802ea434>] (module_memfree) from [<80388ac4>] (bpf_jit_free_exec+0x10/0x14) [ 1774.999704][ T31] r5:00001000 r4:eb7b1000 [ 1774.999856][ T31] [<80388ab4>] (bpf_jit_free_exec) from [<80388c84>] (bpf_jit_free+0x68/0xe4) [ 1775.000304][ T31] [<80388c1c>] (bpf_jit_free) from [<80389d64>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.011218][ T31] r5:84c43f50 r4:84c43c00 [ 1775.011565][ T31] [<80389c18>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.012097][ T31] r7:ddde4280 r6:82c16200 r5:84c43f50 r4:83cb4580 [ 1775.012295][ T31] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.012583][ T31] r10:61c88647 r9:83d6c800 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:83cb45ac [ 1775.012828][ T31] r4:83cb4580 [ 1775.013048][ T31] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.013557][ T31] r10:00000000 r9:df9b9e90 r8:82cc7700 r7:83cb4580 r6:8026736c r5:83d6c800 [ 1775.013996][ T31] r4:82cc7680 [ 1775.014130][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.014468][ T31] Exception stack(0xdf9c5fb0 to 0xdf9c5ff8) [ 1775.014837][ T31] 5fa0: 00000000 00000000 00000000 00000000 [ 1775.015419][ T31] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.015849][ T31] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.016112][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82cc7680 [ 1775.016760][ T31] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1775.018797][ T31] NMI backtrace for cpu 1 [ 1775.019240][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted 6.8.0-rc1-syzkaller #0 [ 1775.019675][ T31] Hardware name: ARM-Versatile Express [ 1775.019874][ T31] Backtrace: [ 1775.020035][ T31] [<818365ac>] (dump_backtrace) from [<818366a8>] (show_stack+0x18/0x1c) [ 1775.020335][ T31] r7:00000000 r6:00000113 r5:60000193 r4:81fbd200 [ 1775.020486][ T31] [<81836690>] (show_stack) from [<81853b9c>] (dump_stack_lvl+0x48/0x54) [ 1775.020702][ T31] [<81853b54>] (dump_stack_lvl) from [<81853bc0>] (dump_stack+0x18/0x1c) [ 1775.020907][ T31] r5:00000001 r4:00000001 [ 1775.021011][ T31] [<81853ba8>] (dump_stack) from [<818239d8>] (nmi_cpu_backtrace+0x160/0x17c) [ 1775.021517][ T31] [<81823878>] (nmi_cpu_backtrace) from [<81823b24>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1775.022365][ T31] r7:00000001 r6:8260c494 r5:8261a7d8 r4:ffffffff [ 1775.022551][ T31] [<818239f4>] (nmi_trigger_cpumask_backtrace) from [<80210574>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1775.023017][ T31] r9:00000001 r8:82894eb8 r7:8260c5ec r6:00007d6a r5:8261adc8 r4:849ac52c [ 1775.023386][ T31] [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347e2c>] (watchdog+0x48c/0x59c) [ 1775.023915][ T31] [<803479a0>] (watchdog) from [<8026e888>] (kthread+0x104/0x134) [ 1775.024253][ T31] r10:00000000 r9:df819e58 r8:82f23700 r7:00000000 r6:803479a0 r5:82e90c00 [ 1775.024559][ T31] r4:82ec7780 [ 1775.024710][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.025167][ T31] Exception stack(0xdf8ddfb0 to 0xdf8ddff8) [ 1775.025376][ T31] dfa0: 00000000 00000000 00000000 00000000 [ 1775.025784][ T31] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.026020][ T31] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.026542][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82ec7780 [ 1775.028031][ T31] Sending NMI from CPU 1 to CPUs 0: [ 1775.029049][ C0] NMI backtrace for cpu 0 [ 1775.029186][ C0] CPU: 0 PID: 2797 Comm: klogd Not tainted 6.8.0-rc1-syzkaller #0 [ 1775.029217][ C0] Hardware name: ARM-Versatile Express [ 1775.029240][ C0] PC is at finish_task_switch+0x8c/0x294 [ 1775.029283][ C0] LR is at _raw_spin_unlock+0x2c/0x50 [ 1775.029308][ C0] pc : [<8027b490>] lr : [<81860b18>] psr: 20000013 [ 1775.029327][ C0] sp : ec609cb0 ip : ec609ca0 fp : ec609cf4 [ 1775.029343][ C0] r10: 00000000 r9 : 84188000 r8 : 8418d400 [ 1775.029364][ C0] r7 : a3ec4f50 r6 : 81857e08 r5 : dddd1600 r4 : 00000000 [ 1775.029388][ C0] r3 : 84188000 r2 : 00000001 r1 : 81fbd200 r0 : 00000001 [ 1775.029496][ C0] Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1775.029536][ C0] Control: 30c5387d Table: 84258c80 DAC: fffffffd [ 1775.029568][ C0] Backtrace: [ 1775.029588][ C0] [<8027b404>] (finish_task_switch) from [<81857e08>] (__schedule+0x404/0xc0c) [ 1775.029628][ C0] r10:00000000 r9:843d1200 r8:47ebac35 r7:a3ec4f50 r6:84188000 r5:dddd1600 [ 1775.029636][ C0] r4:8418d400 [ 1775.029641][ C0] [<81857a04>] (__schedule) from [<8185863c>] (schedule+0x2c/0xb8) [ 1775.029669][ C0] r10:00000000 r9:84188000 r8:84130f00 r7:84188000 r6:8412f880 r5:00000000 [ 1775.029677][ C0] r4:84188000 [ 1775.029682][ C0] [<81858610>] (schedule) from [<8185fbe4>] (schedule_timeout+0xe4/0x114) [ 1775.029706][ C0] r5:00000000 r4:7fffffff [ 1775.029712][ C0] [<8185fb00>] (schedule_timeout) from [<815f0a3c>] (unix_wait_for_peer+0xcc/0xd8) [ 1775.029742][ C0] r7:8412f600 r6:8412f880 r5:8412f600 r4:7fffffff [ 1775.029751][ C0] [<815f0970>] (unix_wait_for_peer) from [<815f5b08>] (unix_dgram_sendmsg+0x97c/0x9e8) [ 1775.029777][ C0] r6:00000074 r5:83052280 r4:ec609e98 [ 1775.029783][ C0] [<815f518c>] (unix_dgram_sendmsg) from [<8134c098>] (__sock_sendmsg+0x44/0x78) [ 1775.029816][ C0] r10:00000121 r9:84188000 r8:00000003 r7:83052280 r6:83052280 r5:ec609e98 [ 1775.029824][ C0] r4:00000000 [ 1775.029830][ C0] [<8134c054>] (__sock_sendmsg) from [<8134e3a8>] (__sys_sendto+0x108/0x14c) [ 1775.029859][ C0] r7:83052280 r6:00000000 r5:00004000 r4:00000000 [ 1775.029864][ C0] [<8134e2a0>] (__sys_sendto) from [<8134e430>] (sys_send+0x20/0x28) [ 1775.029911][ C0] r8:80200288 r7:00000121 r6:76f585a0 r5:76f585a0 r4:015b61a8 [ 1775.029917][ C0] [<8134e410>] (sys_send) from [<80200060>] (ret_fast_syscall+0x0/0x1c) [ 1775.029940][ C0] Exception stack(0xec609fa8 to 0xec609ff0) [ 1775.029960][ C0] 9fa0: 015b61a8 76f585a0 00000003 015bd780 00000074 00004000 [ 1775.029978][ C0] 9fc0: 015b61a8 76f585a0 76f585a0 00000121 00000000 00000013 76e20e60 015bd783 [ 1775.029990][ C0] 9fe0: 00000000 7e949bc8 76da8460 76dad918 [ 1775.052106][ T31] Kernel panic - not syncing: hung_task: blocked tasks [ 1775.057838][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted 6.8.0-rc1-syzkaller #0 [ 1775.058183][ T31] Hardware name: ARM-Versatile Express [ 1775.058463][ T31] Backtrace: [ 1775.058671][ T31] [<818365ac>] (dump_backtrace) from [<818366a8>] (show_stack+0x18/0x1c) [ 1775.059090][ T31] r7:00000000 r6:82622dc4 r5:60000193 r4:81fbd200 [ 1775.059352][ T31] [<81836690>] (show_stack) from [<81853b9c>] (dump_stack_lvl+0x48/0x54) [ 1775.059686][ T31] [<81853b54>] (dump_stack_lvl) from [<81853bc0>] (dump_stack+0x18/0x1c) [ 1775.060035][ T31] r5:00000000 r4:8284fd18 [ 1775.060165][ T31] [<81853ba8>] (dump_stack) from [<81837150>] (panic+0x120/0x378) [ 1775.060390][ T31] [<81837030>] (panic) from [<80347cb8>] (watchdog+0x318/0x59c) [ 1775.060777][ T31] r3:00000000 r2:00000000 r1:00000001 r0:81fbdcbc [ 1775.061235][ T31] r7:8260c5ec [ 1775.061484][ T31] [<803479a0>] (watchdog) from [<8026e888>] (kthread+0x104/0x134) [ 1775.061853][ T31] r10:00000000 r9:df819e58 r8:82f23700 r7:00000000 r6:803479a0 r5:82e90c00 [ 1775.062061][ T31] r4:82ec7780 [ 1775.062316][ T31] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.062602][ T31] Exception stack(0xdf8ddfb0 to 0xdf8ddff8) [ 1775.062916][ T31] dfa0: 00000000 00000000 00000000 00000000 [ 1775.063164][ T31] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.063466][ T31] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.063718][ T31] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82ec7780 [ 1775.064529][ C0] CPU0: stopping [ 1775.065077][ C0] CPU: 0 PID: 2793 Comm: syslogd Not tainted 6.8.0-rc1-syzkaller #0 [ 1775.065321][ C0] Hardware name: ARM-Versatile Express [ 1775.065524][ C0] Backtrace: frame pointer underflow [ 1775.066475][ C0] [<818365ac>] (dump_backtrace) from [<818366a8>] (show_stack+0x18/0x1c) [ 1775.067737][ C0] r7:00000014 r6:81b0f95c r5:600001d3 r4:81fbd200 [ 1775.067812][ C0] [<81836690>] (show_stack) from [<81853b9c>] (dump_stack_lvl+0x48/0x54) [ 1775.067876][ C0] [<81853b54>] (dump_stack_lvl) from [<81853bc0>] (dump_stack+0x18/0x1c) [ 1775.067936][ C0] r5:00000000 r4:00000004 [ 1775.067948][ C0] [<81853ba8>] (dump_stack) from [<8020fb78>] (do_handle_IPI+0x2ac/0x2d8) [ 1775.068002][ C0] [<8020f8cc>] (do_handle_IPI) from [<8020fbc4>] (ipi_handler+0x20/0x28) [ 1775.068078][ C0] r9:7ec4ebc8 r8:df801f78 r7:00000014 r6:81b0f95c r5:82c0cc80 r4:82c96d00 [ 1775.068097][ C0] [<8020fba4>] (ipi_handler) from [<802c5004>] (handle_percpu_devid_irq+0x9c/0x2cc) [ 1775.068152][ C0] [<802c4f68>] (handle_percpu_devid_irq) from [<802be790>] (generic_handle_domain_irq+0x30/0x40) [ 1775.068214][ C0] r10:76f8d4ad r9:7ec4ebc8 r8:00000000 r7:df80a00c r6:824b0bc0 r5:df80a000 [ 1775.068231][ C0] r4:8260cd28 r3:00010000 [ 1775.068240][ C0] [<802be760>] (generic_handle_domain_irq) from [<802011c4>] (gic_handle_irq+0x68/0x7c) [ 1775.068286][ C0] [<8020115c>] (gic_handle_irq) from [<81854460>] (generic_handle_arch_irq+0x60/0x80) [ 1775.068344][ C0] r7:ec62dfb0 r6:8213c638 r5:821781bc r4:824b2224 [ 1775.068355][ C0] [<81854400>] (generic_handle_arch_irq) from [<81806680>] (call_with_stack+0x1c/0x20) [ 1775.068421][ C0] r9:7ec4ebc8 r8:824a8044 r7:8418d400 r6:ffffffff r5:80000010 r4:76dbf730 [ 1775.068434][ C0] [<81806664>] (call_with_stack) from [<80200eb4>] (__irq_usr+0x74/0x80) [ 1775.068551][ C0] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1775.068718][ C0] dfa0: 00000004 76f8d4ad 00000004 00000000 [ 1775.068767][ C0] dfc0: 00000000 7ec4eaa0 00000004 fffffffc 7ec4ebc8 7ec4ebc8 76f8d4ad 00000000 [ 1775.068797][ C0] dfe0: 76fa7d04 7ec4e5b8 76dc0094 76dbf730 80000010 ffffffff [ 1775.074285][ T31] Rebooting in 86400 seconds.. VM DIAGNOSIS: 16:08:23 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=81fbd200 R02=00028719 R03=8021b420 R04=8261adc0 R05=8260c494 R06=00000000 R07=8260c4b8 R08=00000000 R09=00000000 R10=00000000 R11=82601f24 R12=82601f28 R13=82601f18 R14=80208ce8 R15=8021b428 PSR=60000093 -ZC- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=00000000 d07=0000000000000000 s16=00000003 s17=7e936af0 d08=7e936af000000003 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 00000000 info registers vcpu 1 CPU#1 R00=83e68040 R01=0000005b R02=eb2f9000 R03=00000000 R04=828521ac R05=83e68040 R06=809787ac R07=8285220c R08=828521ac R09=00000061 R10=60000113 R11=df8ddc88 R12=00000002 R13=df8ddc7c R14=82749388 R15=80978804 PSR=80000193 N--- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=00000000 s11=00000000 d05=0000000000000000 s12=00000000 s13=00000000 d06=0000000000000000 s14=00000000 s15=00000000 d07=0000000000000000 s16=004c27e9 s17=00000000 d08=00000000004c27e9 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=e8901036 s33=ba557465 d16=ba557465e8901036 s34=20d2ac66 s35=3eb561b8 d17=3eb561b820d2ac66 s36=d51efbce s37=cb250e79 d18=cb250e79d51efbce s38=878ad17b s39=176a8a47 d19=176a8a47878ad17b s40=e0a7f664 s41=a221215a d20=a221215ae0a7f664 s42=c0daefb5 s43=46bcadd3 d21=46bcadd3c0daefb5 s44=52c32c14 s45=e31d6a53 d22=e31d6a5352c32c14 s46=d03b96c9 s47=cc240a1e d23=cc240a1ed03b96c9 s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=5e43d1bb s53=b716fd61 d26=b716fd615e43d1bb s54=0b9270b8 s55=99f61d1f d27=99f61d1f0b9270b8 s56=0a0d51e3 s57=c8e64fe2 d28=c8e64fe20a0d51e3 s58=0ef66732 s59=0c98f770 d29=0c98f7700ef66732 s60=ac7d73fe s61=479d34fd d30=479d34fdac7d73fe s62=00000069 s63=00000068 d31=0000006800000069 FPSCR: 00000000