./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3257255404 <...> Warning: Permanently added '10.128.1.66' (ECDSA) to the list of known hosts. execve("./syz-executor3257255404", ["./syz-executor3257255404"], 0x7fffe4203bf0 /* 10 vars */) = 0 brk(NULL) = 0x555556bf7000 brk(0x555556bf7c40) = 0x555556bf7c40 arch_prctl(ARCH_SET_FS, 0x555556bf7300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3257255404", 4096) = 28 brk(0x555556c18c40) = 0x555556c18c40 brk(0x555556c19000) = 0x555556c19000 mprotect(0x7f3ba2d30000, 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 3608 attached , child_tidptr=0x555556bf75d0) = 3608 [pid 3608] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3608] setsid() = 1 [pid 3608] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3608] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3608] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3608] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3608] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0 [pid 3608] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3608] unshare(CLONE_NEWNS) = 0 [pid 3608] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3608] unshare(CLONE_NEWIPC) = 0 [pid 3608] unshare(CLONE_NEWCGROUP) = 0 [pid 3608] unshare(CLONE_NEWUTS) = 0 [pid 3608] unshare(CLONE_SYSVSEM) = 0 [pid 3608] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "16777216", 8) = 8 [pid 3608] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "536870912", 9) = 9 [pid 3608] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "1024", 4) = 4 [pid 3608] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "8192", 4) = 4 [pid 3608] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "1024", 4) = 4 [pid 3608] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "1024", 4) = 4 [pid 3608] close(3) = 0 [pid 3608] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3608] close(3) = 0 [pid 3608] getpid() = 1 [pid 3608] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e9 58 f8 ff ff e8 22 88 12 fc 48 81 c5 c0 05 00 00 e9 84 f7 [ 43.171224][ C1] usb 1-1: RX USB error -71. [ 43.176736][ T27] RSP: 0018:ffffc90000a2ef28 EFLAGS: 00010282 [ 43.182825][ T27] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 43.190881][ C1] usb 1-1: RX USB error -71. [ 43.196268][ T27] RDX: ffff888012723a80 RSI: ffffffff81620008 RDI: fffff52000145dd7 [ 43.204469][ T27] RBP: ffff8880175ab550 R08: 0000000000000005 R09: 0000000000000000 [ 43.212530][ C1] usb 1-1: RX USB error -71. [ 43.217748][ T27] R10: 0000000080000000 R11: 3a312d3120627375 R12: 0000000000000003 [ 43.225734][ T27] R13: ffff888017bcf938 R14: 0000000000000003 R15: ffff8880175bd500 [ 43.233761][ C1] usb 1-1: RX USB error -71. [ 43.239215][ T27] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 43.248303][ C1] usb 1-1: RX USB error -71. [ 43.253396][ T27] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.260550][ T27] CR2: 00007fff3e6830d8 CR3: 000000007f1bf000 CR4: 00000000003506e0 [ 43.268688][ C1] usb 1-1: RX USB error -71. [ 43.273564][ T27] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.282090][ T27] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.290120][ C1] usb 1-1: RX USB error -71. [ 43.295002][ T27] Call Trace: [ 43.298832][ T27] [ 43.301785][ T27] ar5523_cmd+0x41b/0x780 [ 43.306150][ T27] ar5523_probe+0x14ac/0x1d10 [ 43.310885][ C1] usb 1-1: RX USB error -71. [ 43.315897][ T27] ? ar5523_disconnect+0x3e0/0x3e0 [ 43.321579][ T27] ? _raw_spin_lock_irqsave+0x41/0x50 [ 43.327029][ C1] usb 1-1: RX USB error -71. [ 43.331929][ T27] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 43.338278][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 43.343328][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 43.349212][ C1] usb 1-1: RX USB error -71. [ 43.354175][ T27] ? __pm_runtime_set_status+0x4b8/0xc80 [ 43.360484][ T27] usb_probe_interface+0x30b/0x7f0 [ 43.365655][ T27] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 43.371093][ C1] usb 1-1: RX USB error -71. [ 43.376384][ T27] really_probe+0x249/0xb90 [ 43.381456][ T27] __driver_probe_device+0x1df/0x4d0 [ 43.386913][ C1] usb 1-1: RX USB error -71. [ 43.391785][ T27] ? usb_match_id.part.0+0x15d/0x1b0 [ 43.397623][ T27] driver_probe_device+0x4c/0x1a0 [ 43.402760][ T27] __device_attach_driver+0x1d0/0x2e0 [ 43.408194][ C1] usb 1-1: RX USB error -71. [ 43.413460][ T27] ? driver_allows_async_probing+0x170/0x170 [ 43.420001][ T27] bus_for_each_drv+0x15f/0x1e0 [ 43.424888][ T27] ? bus_for_each_dev+0x1d0/0x1d0 [ 43.429984][ C1] usb 1-1: RX USB error -71. [ 43.434980][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 43.440542][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 43.446387][ T27] __device_attach+0x1e4/0x530 [ 43.451215][ C1] usb 1-1: RX USB error -71. [ 43.456185][ T27] ? device_driver_attach+0x210/0x210 [ 43.462090][ T27] ? kobject_uevent_env+0x2a7/0x1640 [ 43.467444][ C1] usb 1-1: RX USB error -71. [ 43.472449][ T27] bus_probe_device+0x1e4/0x290 [ 43.478017][ T27] device_add+0xbd5/0x1e90 [ 43.482473][ T27] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 43.488791][ C1] usb 1-1: RX USB error -71. [ 43.493790][ T27] usb_set_configuration+0x1019/0x1900 [ 43.499814][ T27] usb_generic_driver_probe+0xba/0x100 [ 43.505300][ T27] usb_probe_device+0xd4/0x2c0 [ 43.510139][ C1] usb 1-1: RX USB error -71. [ 43.515151][ T27] ? usb_driver_release_interface+0x180/0x180 [ 43.521815][ T27] really_probe+0x249/0xb90 [ 43.526350][ T27] __driver_probe_device+0x1df/0x4d0 [ 43.531711][ C1] usb 1-1: RX USB error -71. [ 43.536830][ T27] driver_probe_device+0x4c/0x1a0 [ 43.541905][ T27] __device_attach_driver+0x1d0/0x2e0 [ 43.547372][ C1] usb 1-1: RX USB error -71. [ 43.552755][ T27] ? driver_allows_async_probing+0x170/0x170 [ 43.559306][ T27] bus_for_each_drv+0x15f/0x1e0 [ 43.564197][ T27] ? bus_for_each_dev+0x1d0/0x1d0 [ 43.569319][ C1] usb 1-1: RX USB error -71. [ 43.574632][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 43.579837][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 43.585678][ T27] __device_attach+0x1e4/0x530 [ 43.590527][ C1] usb 1-1: RX USB error -71. [ 43.596311][ T27] ? device_driver_attach+0x210/0x210 [ 43.601989][ T27] ? kobject_uevent_env+0x2a7/0x1640 [ 43.607391][ C1] usb 1-1: RX USB error -71. [ 43.612683][ T27] bus_probe_device+0x1e4/0x290 [ 43.617751][ T27] device_add+0xbd5/0x1e90 [ 43.622203][ T27] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 43.628107][ C1] usb 1-1: RX USB error -71. [ 43.633418][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 43.638694][ T27] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 43.644973][ T27] ? add_device_randomness+0xb4/0xe0 [ 43.650354][ C1] usb 1-1: RX USB error -71. [ 43.655690][ T27] usb_new_device.cold+0x685/0x10ad [ 43.661095][ T27] ? do_raw_spin_lock+0x120/0x2a0 [ 43.666141][ T27] ? hub_disconnect+0x510/0x510 [ 43.671090][ C1] usb 1-1: RX USB error -71. [ 43.676415][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 43.681531][ T27] hub_event+0x26c7/0x45f0 [ 43.685975][ T27] ? hub_port_debounce+0x3b0/0x3b0 [ 43.691166][ C1] usb 1-1: RX USB error -71. [ 43.696504][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 43.702252][ T27] ? lock_acquire+0x4fc/0x630 [ 43.707013][ C1] usb 1-1: RX USB error -71. [ 43.712514][ T27] ? lock_release+0x810/0x810 [ 43.717363][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 43.722241][ T27] ? do_raw_spin_lock+0x120/0x2a0 [ 43.727460][ C1] usb 1-1: RX USB error -71. [ 43.732771][ T27] ? read_word_at_a_time+0xe/0x20 [ 43.737968][ T27] ? strscpy+0xa1/0x2a0 [ 43.742143][ T27] process_one_work+0x9bf/0x1710 [ 43.747178][ C1] usb 1-1: RX USB error -71. [ 43.752472][ T27] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 43.758124][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 43.763092][ T27] worker_thread+0x665/0x1080 [ 43.767857][ C1] usb 1-1: RX USB error -71. [ 43.773222][ T27] ? __kthread_parkme+0x15f/0x220 [ 43.778435][ T27] ? process_one_work+0x1710/0x1710 [ 43.783671][ T27] kthread+0x2e4/0x3a0 [ 43.787845][ C1] usb 1-1: RX USB error -71. [ 43.793237][ T27] ? kthread_complete_and_exit+0x40/0x40 [ 43.799489][ T27] ret_from_fork+0x1f/0x30 [ 43.803948][ T27] [ 43.807047][ C1] usb 1-1: RX USB error -71. [ 43.812416][ T27] Kernel panic - not syncing: panic_on_warn set ... [ 43.819010][ T27] CPU: 1 PID: 27 Comm: kworker/1:1 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 [ 43.828395][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 [ 43.838468][ T27] Workqueue: usb_hub_wq hub_event [ 43.843511][ T27] Call Trace: [ 43.846800][ T27] [ 43.849737][ T27] dump_stack_lvl+0xcd/0x134 [ 43.854354][ T27] panic+0x2c8/0x622 [ 43.858268][ T27] ? panic_print_sys_info.part.0+0x110/0x110 [ 43.864265][ T27] ? __warn.cold+0x24b/0x350 [ 43.868872][ T27] ? usb_submit_urb+0xed2/0x1880 [ 43.873848][ T27] __warn.cold+0x25c/0x350 [ 43.878369][ T27] ? usb_submit_urb+0xed2/0x1880 [ 43.883329][ T27] report_bug+0x1bc/0x210 [ 43.887681][ T27] handle_bug+0x3c/0x60 [ 43.891854][ T27] exc_invalid_op+0x14/0x40 [ 43.896373][ T27] asm_exc_invalid_op+0x16/0x20 [ 43.901248][ T27] RIP: 0010:usb_submit_urb+0xed2/0x1880 [ 43.906813][ T27] Code: 7c 24 18 e8 50 88 12 fc 48 8b 7c 24 18 e8 66 4c 02 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 20 6d 8c 8a e8 4e c1 dd 03 <0f> 0b e9 58 f8 ff ff e8 22 88 12 fc 48 81 c5 c0 05 00 00 e9 84 f7 [ 43.926440][ T27] RSP: 0018:ffffc90000a2ef28 EFLAGS: 00010282 [ 43.932519][ T27] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 43.940497][ T27] RDX: ffff888012723a80 RSI: ffffffff81620008 RDI: fffff52000145dd7 [ 43.948493][ T27] RBP: ffff8880175ab550 R08: 0000000000000005 R09: 0000000000000000 [ 43.956470][ T27] R10: 0000000080000000 R11: 3a312d3120627375 R12: 0000000000000003 [ 43.964454][ T27] R13: ffff888017bcf938 R14: 0000000000000003 R15: ffff8880175bd500 [ 43.972439][ T27] ? vprintk+0x88/0x90 [ 43.976529][ T27] ? usb_submit_urb+0xed2/0x1880 [ 43.981491][ T27] ar5523_cmd+0x41b/0x780 [ 43.985854][ T27] ar5523_probe+0x14ac/0x1d10 [ 43.990547][ T27] ? ar5523_disconnect+0x3e0/0x3e0 [ 43.995669][ T27] ? _raw_spin_lock_irqsave+0x41/0x50 [ 44.001064][ T27] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 44.006894][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 44.011932][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 44.017759][ T27] ? __pm_runtime_set_status+0x4b8/0xc80 [ 44.023412][ T27] usb_probe_interface+0x30b/0x7f0 [ 44.028556][ T27] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 44.033951][ T27] really_probe+0x249/0xb90 [ 44.038476][ T27] __driver_probe_device+0x1df/0x4d0 [ 44.043777][ T27] ? usb_match_id.part.0+0x15d/0x1b0 [ 44.049092][ T27] driver_probe_device+0x4c/0x1a0 [ 44.054133][ T27] __device_attach_driver+0x1d0/0x2e0 [ 44.059521][ T27] ? driver_allows_async_probing+0x170/0x170 [ 44.065514][ T27] bus_for_each_drv+0x15f/0x1e0 [ 44.070393][ T27] ? bus_for_each_dev+0x1d0/0x1d0 [ 44.075442][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 44.080480][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 44.086312][ T27] __device_attach+0x1e4/0x530 [ 44.091089][ T27] ? device_driver_attach+0x210/0x210 [ 44.096477][ T27] ? kobject_uevent_env+0x2a7/0x1640 [ 44.101779][ T27] bus_probe_device+0x1e4/0x290 [ 44.106643][ T27] device_add+0xbd5/0x1e90 [ 44.111115][ T27] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 44.117392][ T27] usb_set_configuration+0x1019/0x1900 [ 44.122886][ T27] usb_generic_driver_probe+0xba/0x100 [ 44.128362][ T27] usb_probe_device+0xd4/0x2c0 [ 44.133151][ T27] ? usb_driver_release_interface+0x180/0x180 [ 44.139240][ T27] really_probe+0x249/0xb90 [ 44.143757][ T27] __driver_probe_device+0x1df/0x4d0 [ 44.149059][ T27] driver_probe_device+0x4c/0x1a0 [ 44.154098][ T27] __device_attach_driver+0x1d0/0x2e0 [ 44.159488][ T27] ? driver_allows_async_probing+0x170/0x170 [ 44.165488][ T27] bus_for_each_drv+0x15f/0x1e0 [ 44.170364][ T27] ? bus_for_each_dev+0x1d0/0x1d0 [ 44.175418][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 44.180459][ T27] ? _raw_spin_unlock_irqrestore+0x3d/0x70 [ 44.186297][ T27] __device_attach+0x1e4/0x530 [ 44.191073][ T27] ? device_driver_attach+0x210/0x210 [ 44.196469][ T27] ? kobject_uevent_env+0x2a7/0x1640 [ 44.201771][ T27] bus_probe_device+0x1e4/0x290 [ 44.206639][ T27] device_add+0xbd5/0x1e90 [ 44.211083][ T27] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 44.216910][ T27] ? trace_hardirqs_on+0x2d/0x160 [ 44.221948][ T27] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 44.228213][ T27] ? add_device_randomness+0xb4/0xe0 [ 44.233524][ T27] usb_new_device.cold+0x685/0x10ad [ 44.238745][ T27] ? do_raw_spin_lock+0x120/0x2a0 [ 44.243789][ T27] ? hub_disconnect+0x510/0x510 [ 44.248670][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 44.253628][ T27] hub_event+0x26c7/0x45f0 [ 44.258068][ T27] ? hub_port_debounce+0x3b0/0x3b0 [ 44.263189][ T27] ? rcu_read_lock_sched_held+0xd/0x70 [ 44.268678][ T27] ? lock_acquire+0x4fc/0x630 [ 44.273401][ T27] ? lock_release+0x810/0x810 [ 44.278091][ T27] ? lock_downgrade+0x6e0/0x6e0 [ 44.282954][ T27] ? do_raw_spin_lock+0x120/0x2a0 [ 44.287999][ T27] ? read_word_at_a_time+0xe/0x20 [ 44.293033][ T27] ? strscpy+0xa1/0x2a0 [ 44.297203][ T27] process_one_work+0x9bf/0x1710 [ 44.302163][ T27] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 44.307580][ T27] ? rwlock_bug.part.0+0x90/0x90 [ 44.312539][ T27] worker_thread+0x665/0x1080 [ 44.317242][ T27] ? __kthread_parkme+0x15f/0x220 [ 44.322279][ T27] ? process_one_work+0x1710/0x1710 [ 44.327498][ T27] kthread+0x2e4/0x3a0 [ 44.331582][ T27] ? kthread_complete_and_exit+0x40/0x40 [ 44.337230][ T27] ret_from_fork+0x1f/0x30 [ 44.341679][ T27] [ 44.344903][ T27] Kernel Offset: disabled [ 44.349219][ T27] Rebooting in 86400 seconds..