./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1137185379 <...> DUID 00:04:bb:a2:40:ae:48:ac:17:b5:4c:fd:37:63:df:39:12:a9 forked to background, child pid 4645 [ 34.253715][ T4646] 8021q: adding VLAN 0 to HW filter on device bond0 [ 34.273032][ T4646] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.9' (ECDSA) to the list of known hosts. execve("./syz-executor1137185379", ["./syz-executor1137185379"], 0x7ffd89e23220 /* 10 vars */) = 0 brk(NULL) = 0x55555650a000 brk(0x55555650ac40) = 0x55555650ac40 arch_prctl(ARCH_SET_FS, 0x55555650a300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor1137185379", 4096) = 28 brk(0x55555652bc40) = 0x55555652bc40 brk(0x55555652c000) = 0x55555652c000 mprotect(0x7f6ef1249000, 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 5072 attached , child_tidptr=0x55555650a5d0) = 5072 [pid 5072] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5072] setsid() = 1 [pid 5072] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5072] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5072] unshare(CLONE_NEWNS) = 0 [pid 5072] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5072] unshare(CLONE_NEWIPC) = 0 [pid 5072] unshare(CLONE_NEWCGROUP) = 0 [pid 5072] unshare(CLONE_NEWUTS) = 0 [pid 5072] unshare(CLONE_SYSVSEM) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "16777216", 8) = 8 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "536870912", 9) = 9 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "8192", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024", 4) = 4 [pid 5072] close(3) = 0 [pid 5072] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5072] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5072] close(3) = 0 [pid 5072] getpid() = 1 [pid 5072] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b e9 58 f8 ff ff e8 3e 50 80 fb 48 81 c5 c0 05 00 00 e9 84 f7 [ 58.609558][ T26] RSP: 0018:ffffc90000a1ed18 EFLAGS: 00010282 [ 58.615741][ T26] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 58.623732][ T26] RDX: ffff888012783a80 RSI: ffffffff816680ec RDI: fffff52000143d95 [ 58.632245][ T26] RBP: ffff888079020000 R08: 0000000000000005 R09: 0000000000000000 [ 58.640287][ T26] R10: 0000000080000000 R11: 0000000000000000 R12: 0000000000000003 [ 58.648469][ T26] R13: ffff888017d33370 R14: 0000000000000003 R15: ffff888021213600 [ 58.656524][ T26] FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 58.665547][ T26] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.672148][ T26] CR2: 00005592753a60b0 CR3: 0000000022899000 CR4: 00000000003506e0 [ 58.680592][ T26] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.688703][ T26] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.696747][ T26] Call Trace: [ 58.700035][ T26] [ 58.702983][ T26] sisusb_send_bulk_msg.constprop.0+0x904/0x1230 [ 58.709401][ T26] ? sisusb_recv_bulk_msg.constprop.0+0x850/0x850 [ 58.716007][ T26] ? __driver_probe_device+0x1df/0x4d0 [ 58.721516][ T26] ? driver_probe_device+0x4c/0x1a0 [ 58.726790][ T26] ? __device_attach_driver+0x1d4/0x2e0 [ 58.732354][ T26] ? bus_for_each_drv+0x163/0x1e0 [ 58.737454][ T26] ? dev_printk_emit+0xbe/0xf5 [ 58.742677][ T26] sisusb_init_gfxdevice+0x87b/0x4000 [ 58.748167][ T26] ? __dev_printk+0xcf/0xf5 [ 58.752695][ T26] ? sisusb_compat_ioctl+0x80/0x80 [ 58.757926][ T26] ? _dev_info+0xdb/0x10d [ 58.762283][ T26] ? _dev_notice+0x10d/0x10d [ 58.766935][ T26] ? lockdep_init_map_type+0x21e/0x800 [ 58.772452][ T26] ? lockdep_init_map_type+0x21e/0x800 [ 58.778012][ T26] ? kobject_get+0xc0/0x150 [ 58.782560][ T26] sisusb_probe+0x9cd/0xbe2 [ 58.787182][ T26] usb_probe_interface+0x30f/0x7f0 [ 58.792331][ T26] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 58.797768][ T26] really_probe+0x249/0xb90 [ 58.802296][ T26] __driver_probe_device+0x1df/0x4d0 [ 58.807635][ T26] ? usb_match_id.part.0+0x15d/0x1b0 [ 58.812943][ T26] driver_probe_device+0x4c/0x1a0 [ 58.818044][ T26] __device_attach_driver+0x1d4/0x2e0 [ 58.823450][ T26] ? driver_probe_device+0x1a0/0x1a0 [ 58.829063][ T26] bus_for_each_drv+0x163/0x1e0 [ 58.833933][ T26] ? bus_for_each_dev+0x1d0/0x1d0 [ 58.839098][ T26] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 58.845031][ T26] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.850265][ T26] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 58.856128][ T26] __device_attach+0x1e4/0x530 [ 58.860916][ T26] ? device_driver_attach+0x210/0x210 [ 58.866375][ T26] ? kobject_uevent_env+0x2a8/0x1620 [ 58.871693][ T26] bus_probe_device+0x1e8/0x2a0 [ 58.876690][ T26] device_add+0xbd9/0x1e90 [ 58.881657][ T26] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 58.890120][ T26] usb_set_configuration+0x101d/0x1900 [ 58.895685][ T26] usb_generic_driver_probe+0xbe/0x100 [ 58.901157][ T26] usb_probe_device+0xd8/0x2c0 [ 58.905996][ T26] ? usb_driver_release_interface+0x190/0x190 [ 58.912110][ T26] really_probe+0x249/0xb90 [ 58.916739][ T26] __driver_probe_device+0x1df/0x4d0 [ 58.922067][ T26] driver_probe_device+0x4c/0x1a0 [ 58.927239][ T26] __device_attach_driver+0x1d4/0x2e0 [ 58.932660][ T26] ? driver_probe_device+0x1a0/0x1a0 [ 58.938458][ T26] bus_for_each_drv+0x163/0x1e0 [ 58.943333][ T26] ? bus_for_each_dev+0x1d0/0x1d0 [ 58.948433][ T26] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 58.954282][ T26] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.959562][ T26] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 58.965507][ T26] __device_attach+0x1e4/0x530 [ 58.970272][ T26] ? device_driver_attach+0x210/0x210 [ 58.975727][ T26] ? kobject_uevent_env+0x2a8/0x1620 [ 58.981045][ T26] bus_probe_device+0x1e8/0x2a0 [ 58.986010][ T26] device_add+0xbd9/0x1e90 [ 58.990462][ T26] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.995898][ T26] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 59.002193][ T26] ? add_device_randomness+0xb8/0xe0 [ 59.007564][ T26] usb_new_device.cold+0x685/0x10ad [ 59.012798][ T26] ? hub_disconnect+0x510/0x510 [ 59.017756][ T26] ? rwlock_bug.part.0+0x90/0x90 [ 59.022716][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 59.028025][ T26] hub_event+0x2d5c/0x4810 [ 59.032516][ T26] ? hub_port_debounce+0x3b0/0x3b0 [ 59.037727][ T26] ? lock_release+0x810/0x810 [ 59.042420][ T26] ? lock_downgrade+0x6e0/0x6e0 [ 59.047322][ T26] ? do_raw_spin_lock+0x124/0x2b0 [ 59.052371][ T26] process_one_work+0x9bf/0x1710 [ 59.057376][ T26] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 59.062772][ T26] ? rwlock_bug.part.0+0x90/0x90 [ 59.067786][ T26] ? _raw_spin_lock_irq+0x45/0x50 [ 59.072836][ T26] worker_thread+0x669/0x1090 [ 59.077689][ T26] ? process_one_work+0x1710/0x1710 [ 59.082960][ T26] kthread+0x2e8/0x3a0 [ 59.087229][ T26] ? kthread_complete_and_exit+0x40/0x40 [ 59.092904][ T26] ret_from_fork+0x1f/0x30 [ 59.097438][ T26] [ 59.100469][ T26] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 59.107738][ T26] CPU: 1 PID: 26 Comm: kworker/1:1 Not tainted 6.2.0-rc5-syzkaller-00199-g5af6ce704936 #0 [ 59.117620][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 59.127668][ T26] Workqueue: usb_hub_wq hub_event [ 59.132696][ T26] Call Trace: [ 59.135967][ T26] [ 59.138892][ T26] dump_stack_lvl+0xd1/0x138 [ 59.143515][ T26] panic+0x2cc/0x626 [ 59.147425][ T26] ? panic_print_sys_info.part.0+0x110/0x110 [ 59.153423][ T26] ? usb_submit_urb+0xed6/0x1880 [ 59.158379][ T26] check_panic_on_warn.cold+0x19/0x35 [ 59.163783][ T26] __warn+0xf2/0x1a0 [ 59.167712][ T26] ? usb_submit_urb+0xed6/0x1880 [ 59.172678][ T26] report_bug+0x1c0/0x210 [ 59.177019][ T26] handle_bug+0x3c/0x70 [ 59.181197][ T26] exc_invalid_op+0x18/0x50 [ 59.185716][ T26] asm_exc_invalid_op+0x1a/0x20 [ 59.190578][ T26] RIP: 0010:usb_submit_urb+0xed6/0x1880 [ 59.196138][ T26] Code: 7c 24 18 e8 6c 50 80 fb 48 8b 7c 24 18 e8 62 1a 01 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 60 b1 fa 8a e8 84 b0 be 03 <0f> 0b e9 58 f8 ff ff e8 3e 50 80 fb 48 81 c5 c0 05 00 00 e9 84 f7 [ 59.215948][ T26] RSP: 0018:ffffc90000a1ed18 EFLAGS: 00010282 [ 59.222166][ T26] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 59.230165][ T26] RDX: ffff888012783a80 RSI: ffffffff816680ec RDI: fffff52000143d95 [ 59.238157][ T26] RBP: ffff888079020000 R08: 0000000000000005 R09: 0000000000000000 [ 59.246145][ T26] R10: 0000000080000000 R11: 0000000000000000 R12: 0000000000000003 [ 59.254125][ T26] R13: ffff888017d33370 R14: 0000000000000003 R15: ffff888021213600 [ 59.262120][ T26] ? vprintk+0x8c/0xa0 [ 59.266210][ T26] ? usb_submit_urb+0xed6/0x1880 [ 59.271183][ T26] sisusb_send_bulk_msg.constprop.0+0x904/0x1230 [ 59.277566][ T26] ? sisusb_recv_bulk_msg.constprop.0+0x850/0x850 [ 59.283993][ T26] ? __driver_probe_device+0x1df/0x4d0 [ 59.289461][ T26] ? driver_probe_device+0x4c/0x1a0 [ 59.294667][ T26] ? __device_attach_driver+0x1d4/0x2e0 [ 59.300219][ T26] ? bus_for_each_drv+0x163/0x1e0 [ 59.305254][ T26] ? dev_printk_emit+0xbe/0xf5 [ 59.310045][ T26] sisusb_init_gfxdevice+0x87b/0x4000 [ 59.315452][ T26] ? __dev_printk+0xcf/0xf5 [ 59.319967][ T26] ? sisusb_compat_ioctl+0x80/0x80 [ 59.325087][ T26] ? _dev_info+0xdb/0x10d [ 59.329475][ T26] ? _dev_notice+0x10d/0x10d [ 59.334106][ T26] ? lockdep_init_map_type+0x21e/0x800 [ 59.339587][ T26] ? lockdep_init_map_type+0x21e/0x800 [ 59.345068][ T26] ? kobject_get+0xc0/0x150 [ 59.349595][ T26] sisusb_probe+0x9cd/0xbe2 [ 59.354144][ T26] usb_probe_interface+0x30f/0x7f0 [ 59.359286][ T26] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 59.364670][ T26] really_probe+0x249/0xb90 [ 59.369201][ T26] __driver_probe_device+0x1df/0x4d0 [ 59.374500][ T26] ? usb_match_id.part.0+0x15d/0x1b0 [ 59.379839][ T26] driver_probe_device+0x4c/0x1a0 [ 59.384884][ T26] __device_attach_driver+0x1d4/0x2e0 [ 59.390283][ T26] ? driver_probe_device+0x1a0/0x1a0 [ 59.395665][ T26] bus_for_each_drv+0x163/0x1e0 [ 59.400527][ T26] ? bus_for_each_dev+0x1d0/0x1d0 [ 59.405575][ T26] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 59.411427][ T26] ? lockdep_hardirqs_on+0x7d/0x100 [ 59.416634][ T26] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 59.422455][ T26] __device_attach+0x1e4/0x530 [ 59.427243][ T26] ? device_driver_attach+0x210/0x210 [ 59.432627][ T26] ? kobject_uevent_env+0x2a8/0x1620 [ 59.437943][ T26] bus_probe_device+0x1e8/0x2a0 [ 59.442809][ T26] device_add+0xbd9/0x1e90 [ 59.447261][ T26] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 59.453535][ T26] usb_set_configuration+0x101d/0x1900 [ 59.459038][ T26] usb_generic_driver_probe+0xbe/0x100 [ 59.464518][ T26] usb_probe_device+0xd8/0x2c0 [ 59.469289][ T26] ? usb_driver_release_interface+0x190/0x190 [ 59.475367][ T26] really_probe+0x249/0xb90 [ 59.479883][ T26] __driver_probe_device+0x1df/0x4d0 [ 59.485187][ T26] driver_probe_device+0x4c/0x1a0 [ 59.490223][ T26] __device_attach_driver+0x1d4/0x2e0 [ 59.495625][ T26] ? driver_probe_device+0x1a0/0x1a0 [ 59.500935][ T26] bus_for_each_drv+0x163/0x1e0 [ 59.505809][ T26] ? bus_for_each_dev+0x1d0/0x1d0 [ 59.510856][ T26] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 59.516695][ T26] ? lockdep_hardirqs_on+0x7d/0x100 [ 59.521990][ T26] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 59.527818][ T26] __device_attach+0x1e4/0x530 [ 59.532603][ T26] ? device_driver_attach+0x210/0x210 [ 59.537990][ T26] ? kobject_uevent_env+0x2a8/0x1620 [ 59.543299][ T26] bus_probe_device+0x1e8/0x2a0 [ 59.548177][ T26] device_add+0xbd9/0x1e90 [ 59.552631][ T26] ? lockdep_hardirqs_on+0x7d/0x100 [ 59.557932][ T26] ? __fw_devlink_link_to_suppliers+0x2d0/0x2d0 [ 59.564200][ T26] ? add_device_randomness+0xb8/0xe0 [ 59.569515][ T26] usb_new_device.cold+0x685/0x10ad [ 59.574739][ T26] ? hub_disconnect+0x510/0x510 [ 59.579602][ T26] ? rwlock_bug.part.0+0x90/0x90 [ 59.584565][ T26] ? _raw_spin_unlock_irq+0x23/0x50 [ 59.589779][ T26] hub_event+0x2d5c/0x4810 [ 59.594257][ T26] ? hub_port_debounce+0x3b0/0x3b0 [ 59.599389][ T26] ? lock_release+0x810/0x810 [ 59.604073][ T26] ? lock_downgrade+0x6e0/0x6e0 [ 59.609020][ T26] ? do_raw_spin_lock+0x124/0x2b0 [ 59.614072][ T26] process_one_work+0x9bf/0x1710 [ 59.619035][ T26] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 59.624430][ T26] ? rwlock_bug.part.0+0x90/0x90 [ 59.629374][ T26] ? _raw_spin_lock_irq+0x45/0x50 [ 59.634419][ T26] worker_thread+0x669/0x1090 [ 59.639121][ T26] ? process_one_work+0x1710/0x1710 [ 59.644336][ T26] kthread+0x2e8/0x3a0 [ 59.648412][ T26] ? kthread_complete_and_exit+0x40/0x40 [ 59.654056][ T26] ret_from_fork+0x1f/0x30 [ 59.658508][ T26] [ 59.661684][ T26] Kernel Offset: disabled [ 59.666188][ T26] Rebooting in 86400 seconds..