./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2928519460 <...> Warning: Permanently added '10.128.0.65' (ECDSA) to the list of known hosts. execve("./syz-executor2928519460", ["./syz-executor2928519460"], 0x7ffffec47f90 /* 10 vars */) = 0 brk(NULL) = 0x555557279000 brk(0x555557279c40) = 0x555557279c40 arch_prctl(ARCH_SET_FS, 0x555557279300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor2928519460", 4096) = 28 brk(0x55555729ac40) = 0x55555729ac40 brk(0x55555729b000) = 0x55555729b000 mprotect(0x7f6547472000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3614 attached , child_tidptr=0x5555572795d0) = 3614 [pid 3614] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3614] setsid() = 1 [pid 3614] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 3614] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3614] unshare(CLONE_NEWNS) = 0 [pid 3614] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3614] unshare(CLONE_NEWIPC) = 0 [pid 3614] unshare(CLONE_NEWCGROUP) = 0 [pid 3614] unshare(CLONE_NEWUTS) = 0 [pid 3614] unshare(CLONE_SYSVSEM) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "16777216", 8) = 8 [pid 3614] close(3) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "536870912", 9) = 9 [pid 3614] close(3) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "1024", 4) = 4 [pid 3614] close(3) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "8192", 4) = 4 [pid 3614] close(3) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "1024", 4) = 4 [pid 3614] close(3) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "1024", 4) = 4 [pid 3614] close(3) = 0 [pid 3614] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3614] close(3) = 0 [pid 3614] getpid() = 1 [pid 3614] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 4c 8b 74 24 30 44 89 e5 48 89 ef 48 c7 c6 b0 e6 77 8d e8 65 [ 43.095024][ C0] usb 1-1: RX USB error -71. [ 43.099666][ T3621] RSP: 0018:ffffc90003d2e7e8 EFLAGS: 00010246 [ 43.107018][ T3621] RAX: 08d2dc614185f900 RBX: dffffc0000000000 RCX: ffff88802887d880 [ 43.115051][ C0] usb 1-1: RX USB error -71. [ 43.119672][ T3621] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.127694][ T3621] RBP: 0000000000000003 R08: ffffffff816c0f4d R09: ffffed10173467f1 [ 43.135712][ C0] usb 1-1: RX USB error -71. [ 43.140343][ T3621] R10: ffffed10173467f1 R11: 1ffff110173467f0 R12: 0000000000000003 [ 43.148433][ T3621] R13: ffff888012f17000 R14: ffffffff8b54e1cc R15: ffff888024a0c898 [ 43.156460][ C0] usb 1-1: RX USB error -71. [ 43.161085][ T3621] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 43.170046][ T3621] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.176669][ C0] usb 1-1: RX USB error -71. [ 43.181312][ T3621] CR2: 00007ffcd58a0c50 CR3: 00000000190c0000 CR4: 00000000003506f0 [ 43.189327][ T3621] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.197341][ C0] usb 1-1: RX USB error -71. [ 43.201985][ T3621] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.209956][ T3621] Call Trace: [ 43.213281][ C0] usb 1-1: RX USB error -71. [ 43.217904][ T3621] [ 43.220840][ T3621] ? ar5523_cmd+0x149/0x6e0 [ 43.225494][ T3621] ar5523_cmd+0x37c/0x6e0 [ 43.229839][ T3621] ar5523_host_available+0xfc/0x1a0 [ 43.235091][ C0] usb 1-1: RX USB error -71. [ 43.239755][ T3621] ? ar5523_submit_rx_cmd+0x2f0/0x2f0 [ 43.245184][ T3621] ar5523_probe+0x1574/0x2240 [ 43.249962][ T3621] ? ath6kl_usb_usb_transmit_complete+0x280/0x280 [ 43.256479][ C0] usb 1-1: RX USB error -71. [ 43.261130][ T3621] ? __pm_runtime_set_status+0xa3a/0xde0 [ 43.266817][ T3621] usb_probe_interface+0x66e/0xb60 [ 43.271969][ C0] usb 1-1: RX USB error -71. [ 43.276597][ T3621] ? usb_register_driver+0x3d0/0x3d0 [ 43.281912][ T3621] call_driver_probe+0x96/0x250 [ 43.286781][ T3621] really_probe+0x24c/0x9f0 [ 43.291299][ T3621] __driver_probe_device+0x1f4/0x3f0 [ 43.296644][ C0] usb 1-1: RX USB error -71. [ 43.301270][ T3621] driver_probe_device+0x50/0x240 [ 43.306522][ T3621] __device_attach_driver+0x272/0x3c0 [ 43.311949][ C0] usb 1-1: RX USB error -71. [ 43.316734][ T3621] ? coredump_store+0x90/0x90 [ 43.321435][ T3621] bus_for_each_drv+0x18a/0x210 [ 43.326460][ T3621] ? subsys_find_device_by_id+0x330/0x330 [ 43.332232][ C0] usb 1-1: RX USB error -71. [ 43.337009][ T3621] __device_attach+0x372/0x5a0 [ 43.341893][ T3621] ? device_attach+0x20/0x20 [ 43.346500][ T3621] ? kobject_uevent_env+0x46b/0x8e0 [ 43.351703][ T3621] bus_probe_device+0xb8/0x1f0 [ 43.356531][ C0] usb 1-1: RX USB error -71. [ 43.361347][ T3621] ? device_add+0xaa9/0xf90 [ 43.366095][ T3621] device_add+0xb20/0xf90 [ 43.370440][ T3621] usb_set_configuration+0x1a5f/0x20e0 [ 43.375978][ C0] usb 1-1: RX USB error -71. [ 43.380804][ T3621] usb_generic_driver_probe+0x83/0x140 [ 43.386523][ T3621] usb_probe_device+0x131/0x260 [ 43.391401][ T3621] ? usb_register_device_driver+0x240/0x240 [ 43.397357][ C0] usb 1-1: RX USB error -71. [ 43.402155][ T3621] call_driver_probe+0x96/0x250 [ 43.407036][ T3621] really_probe+0x24c/0x9f0 [ 43.411862][ C0] usb 1-1: RX USB error -71. [ 43.416667][ T3621] __driver_probe_device+0x1f4/0x3f0 [ 43.422084][ T3621] driver_probe_device+0x50/0x240 [ 43.427135][ T3621] __device_attach_driver+0x272/0x3c0 [ 43.432564][ C0] usb 1-1: RX USB error -71. [ 43.437350][ T3621] ? coredump_store+0x90/0x90 [ 43.442142][ T3621] bus_for_each_drv+0x18a/0x210 [ 43.447008][ T3621] ? subsys_find_device_by_id+0x330/0x330 [ 43.452781][ C0] usb 1-1: RX USB error -71. [ 43.457556][ T3621] __device_attach+0x372/0x5a0 [ 43.462499][ T3621] ? device_attach+0x20/0x20 [ 43.467109][ T3621] ? kobject_uevent_env+0x46b/0x8e0 [ 43.472355][ C0] usb 1-1: RX USB error -71. [ 43.477134][ T3621] bus_probe_device+0xb8/0x1f0 [ 43.482020][ T3621] ? device_add+0xaa9/0xf90 [ 43.486540][ T3621] device_add+0xb20/0xf90 [ 43.490880][ T3621] usb_new_device+0xbc2/0x18b0 [ 43.495689][ C0] usb 1-1: RX USB error -71. [ 43.500560][ T3621] ? usb_disconnect+0x890/0x890 [ 43.505609][ T3621] ? do_raw_spin_unlock+0x134/0x8a0 [ 43.510828][ T3621] hub_port_connect+0x105b/0x2930 [ 43.515916][ C0] usb 1-1: RX USB error -71. [ 43.520704][ T3621] ? descriptors_changed+0x9c0/0x9c0 [ 43.526114][ T3621] ? mutex_unlock+0x10/0x10 [ 43.530623][ T3621] ? usb_control_msg+0x34c/0x4b0 [ 43.535623][ C0] usb 1-1: RX USB error -71. [ 43.540417][ T3621] hub_port_connect_change+0x619/0xbe0 [ 43.546118][ T3621] ? hub_port_reset+0x1230/0x1230 [ 43.551152][ T3621] ? hub_ext_port_status+0x461/0x660 [ 43.556499][ C0] usb 1-1: RX USB error -71. [ 43.561279][ T3621] ? hub_handle_remote_wakeup+0x186/0x3e0 [ 43.567123][ T3621] port_event+0xec6/0x13b0 [ 43.571549][ T3621] ? lock_release+0x81/0x870 [ 43.576192][ C0] usb 1-1: RX USB error -71. [ 43.581002][ T3621] ? hub_quiesce+0x330/0x330 [ 43.585702][ T3621] ? mutex_lock_io_nested+0x60/0x60 [ 43.590933][ T3621] ? _raw_spin_lock_irq+0xdb/0x110 [ 43.596102][ C0] usb 1-1: RX USB error -71. [ 43.600899][ T3621] ? validate_chain+0x2090/0x6600 [ 43.606058][ T3621] hub_event+0x5c1/0xd80 [ 43.610316][ T3621] ? led_work+0x700/0x700 [ 43.614704][ C0] usb 1-1: RX USB error -71. [ 43.619501][ T3621] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 43.625666][ T3621] ? read_word_at_a_time+0xe/0x20 [ 43.630704][ T3621] process_one_work+0x81c/0xd10 [ 43.635700][ C0] usb 1-1: RX USB error -71. [ 43.640480][ T3621] ? __switch_to_asm+0x34/0x60 [ 43.645365][ T3621] ? worker_detach_from_pool+0x260/0x260 [ 43.651020][ T3621] ? _raw_spin_lock_irqsave+0x120/0x120 [ 43.656621][ C0] usb 1-1: RX USB error -71. [ 43.661428][ T3621] ? kthread_data+0x4d/0xc0 [ 43.666053][ T3621] ? wq_worker_running+0x95/0x190 [ 43.671088][ T3621] worker_thread+0xb14/0x1330 [ 43.675821][ C0] usb 1-1: RX USB error -71. [ 43.680632][ T3621] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 43.686695][ T3621] kthread+0x266/0x300 [ 43.690777][ T3621] ? rcu_lock_release+0x20/0x20 [ 43.695693][ C0] usb 1-1: RX USB error -71. [ 43.700501][ T3621] ? kthread_blkcg+0xd0/0xd0 [ 43.705331][ T3621] ret_from_fork+0x1f/0x30 [ 43.709774][ T3621] [ 43.712844][ C0] usb 1-1: RX USB error -71. [ 43.717672][ T3621] Kernel panic - not syncing: panic_on_warn set ... [ 43.724293][ T3621] CPU: 0 PID: 3621 Comm: kworker/0:4 Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0 [ 43.734009][ T3621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 43.744073][ T3621] Workqueue: usb_hub_wq hub_event [ 43.749295][ T3621] Call Trace: [ 43.752582][ T3621] [ 43.755522][ T3621] dump_stack_lvl+0x1e3/0x2cb [ 43.760214][ T3621] ? io_alloc_page_table+0x110/0x110 [ 43.765514][ T3621] ? panic+0x766/0x766 [ 43.769592][ T3621] ? vscnprintf+0x59/0x80 [ 43.773925][ T3621] ? usb_submit_urb+0xcb0/0x1920 [ 43.778900][ T3621] panic+0x316/0x766 [ 43.782794][ T3621] ? __warn+0x131/0x220 [ 43.786944][ T3621] ? fb_is_primary_device+0xcc/0xcc [ 43.792137][ T3621] ? ret_from_fork+0x1f/0x30 [ 43.796729][ T3621] ? usb_submit_urb+0xce2/0x1920 [ 43.801663][ T3621] __warn+0x1fa/0x220 [ 43.805637][ T3621] ? usb_submit_urb+0xce2/0x1920 [ 43.810654][ T3621] report_bug+0x1b3/0x2d0 [ 43.814982][ T3621] handle_bug+0x3d/0x70 [ 43.819132][ T3621] exc_invalid_op+0x16/0x40 [ 43.823627][ T3621] asm_exc_invalid_op+0x16/0x20 [ 43.828484][ T3621] RIP: 0010:usb_submit_urb+0xce2/0x1920 [ 43.834053][ T3621] Code: 48 c1 e8 03 8a 04 18 84 c0 0f 85 d4 08 00 00 45 8b 06 48 c7 c7 e0 e3 54 8b 48 8b 74 24 20 4c 89 fa 89 e9 31 c0 e8 fe d7 39 fb <0f> 0b 4c 8b 74 24 30 44 89 e5 48 89 ef 48 c7 c6 b0 e6 77 8d e8 65 [ 43.853647][ T3621] RSP: 0018:ffffc90003d2e7e8 EFLAGS: 00010246 [ 43.859704][ T3621] RAX: 08d2dc614185f900 RBX: dffffc0000000000 RCX: ffff88802887d880 [ 43.867663][ T3621] RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 [ 43.875638][ T3621] RBP: 0000000000000003 R08: ffffffff816c0f4d R09: ffffed10173467f1 [ 43.883615][ T3621] R10: ffffed10173467f1 R11: 1ffff110173467f0 R12: 0000000000000003 [ 43.891586][ T3621] R13: ffff888012f17000 R14: ffffffff8b54e1cc R15: ffff888024a0c898 [ 43.899556][ T3621] ? __wake_up_klogd+0xcd/0x100 [ 43.904414][ T3621] ? usb_submit_urb+0xce2/0x1920 [ 43.909355][ T3621] ? ar5523_cmd+0x149/0x6e0 [ 43.913863][ T3621] ar5523_cmd+0x37c/0x6e0 [ 43.918200][ T3621] ar5523_host_available+0xfc/0x1a0 [ 43.923394][ T3621] ? ar5523_submit_rx_cmd+0x2f0/0x2f0 [ 43.928763][ T3621] ar5523_probe+0x1574/0x2240 [ 43.933443][ T3621] ? ath6kl_usb_usb_transmit_complete+0x280/0x280 [ 43.939856][ T3621] ? __pm_runtime_set_status+0xa3a/0xde0 [ 43.945493][ T3621] usb_probe_interface+0x66e/0xb60 [ 43.950604][ T3621] ? usb_register_driver+0x3d0/0x3d0 [ 43.955883][ T3621] call_driver_probe+0x96/0x250 [ 43.960739][ T3621] really_probe+0x24c/0x9f0 [ 43.965253][ T3621] __driver_probe_device+0x1f4/0x3f0 [ 43.970538][ T3621] driver_probe_device+0x50/0x240 [ 43.975562][ T3621] __device_attach_driver+0x272/0x3c0 [ 43.980955][ T3621] ? coredump_store+0x90/0x90 [ 43.985645][ T3621] bus_for_each_drv+0x18a/0x210 [ 43.990504][ T3621] ? subsys_find_device_by_id+0x330/0x330 [ 43.996228][ T3621] __device_attach+0x372/0x5a0 [ 44.001101][ T3621] ? device_attach+0x20/0x20 [ 44.005813][ T3621] ? kobject_uevent_env+0x46b/0x8e0 [ 44.011023][ T3621] bus_probe_device+0xb8/0x1f0 [ 44.015787][ T3621] ? device_add+0xaa9/0xf90 [ 44.020286][ T3621] device_add+0xb20/0xf90 [ 44.024612][ T3621] usb_set_configuration+0x1a5f/0x20e0 [ 44.030075][ T3621] usb_generic_driver_probe+0x83/0x140 [ 44.035530][ T3621] usb_probe_device+0x131/0x260 [ 44.040386][ T3621] ? usb_register_device_driver+0x240/0x240 [ 44.046274][ T3621] call_driver_probe+0x96/0x250 [ 44.051219][ T3621] really_probe+0x24c/0x9f0 [ 44.055733][ T3621] __driver_probe_device+0x1f4/0x3f0 [ 44.061016][ T3621] driver_probe_device+0x50/0x240 [ 44.066038][ T3621] __device_attach_driver+0x272/0x3c0 [ 44.071407][ T3621] ? coredump_store+0x90/0x90 [ 44.076079][ T3621] bus_for_each_drv+0x18a/0x210 [ 44.080937][ T3621] ? subsys_find_device_by_id+0x330/0x330 [ 44.086654][ T3621] __device_attach+0x372/0x5a0 [ 44.091419][ T3621] ? device_attach+0x20/0x20 [ 44.096002][ T3621] ? kobject_uevent_env+0x46b/0x8e0 [ 44.101193][ T3621] bus_probe_device+0xb8/0x1f0 [ 44.105959][ T3621] ? device_add+0xaa9/0xf90 [ 44.110452][ T3621] device_add+0xb20/0xf90 [ 44.114775][ T3621] usb_new_device+0xbc2/0x18b0 [ 44.119538][ T3621] ? usb_disconnect+0x890/0x890 [ 44.124376][ T3621] ? do_raw_spin_unlock+0x134/0x8a0 [ 44.129570][ T3621] hub_port_connect+0x105b/0x2930 [ 44.134596][ T3621] ? descriptors_changed+0x9c0/0x9c0 [ 44.139874][ T3621] ? mutex_unlock+0x10/0x10 [ 44.144368][ T3621] ? usb_control_msg+0x34c/0x4b0 [ 44.149302][ T3621] hub_port_connect_change+0x619/0xbe0 [ 44.154755][ T3621] ? hub_port_reset+0x1230/0x1230 [ 44.159772][ T3621] ? hub_ext_port_status+0x461/0x660 [ 44.165048][ T3621] ? hub_handle_remote_wakeup+0x186/0x3e0 [ 44.170758][ T3621] port_event+0xec6/0x13b0 [ 44.175169][ T3621] ? lock_release+0x81/0x870 [ 44.179756][ T3621] ? hub_quiesce+0x330/0x330 [ 44.184337][ T3621] ? mutex_lock_io_nested+0x60/0x60 [ 44.189522][ T3621] ? _raw_spin_lock_irq+0xdb/0x110 [ 44.194624][ T3621] ? validate_chain+0x2090/0x6600 [ 44.199642][ T3621] hub_event+0x5c1/0xd80 [ 44.203883][ T3621] ? led_work+0x700/0x700 [ 44.208207][ T3621] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 44.214093][ T3621] ? read_word_at_a_time+0xe/0x20 [ 44.219112][ T3621] process_one_work+0x81c/0xd10 [ 44.223957][ T3621] ? __switch_to_asm+0x34/0x60 [ 44.228720][ T3621] ? worker_detach_from_pool+0x260/0x260 [ 44.234346][ T3621] ? _raw_spin_lock_irqsave+0x120/0x120 [ 44.239885][ T3621] ? kthread_data+0x4d/0xc0 [ 44.244986][ T3621] ? wq_worker_running+0x95/0x190 [ 44.250001][ T3621] worker_thread+0xb14/0x1330 [ 44.254675][ T3621] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 44.260564][ T3621] kthread+0x266/0x300 [ 44.264622][ T3621] ? rcu_lock_release+0x20/0x20 [ 44.269466][ T3621] ? kthread_blkcg+0xd0/0xd0 [ 44.274050][ T3621] ret_from_fork+0x1f/0x30 [ 44.278465][ T3621] [ 44.281677][ T3621] Kernel Offset: disabled [ 44.285990][ T3621] Rebooting in 86400 seconds..