Warning: Permanently added '10.128.1.60' (ECDSA) to the list of known hosts. executing program [ 36.875919][ T24] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 37.115913][ T24] usb 1-1: Using ep0 maxpacket: 16 [ 37.396072][ T24] usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 [ 37.406394][ T24] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.414390][ T24] usb 1-1: Product: syz [ 37.418614][ T24] usb 1-1: Manufacturer: syz [ 37.423223][ T24] usb 1-1: SerialNumber: syz [ 37.430325][ T24] usb 1-1: config 0 descriptor?? [ 37.478312][ T24] smsusb:smsusb_probe: board id=8, interface number 0 [ 37.486196][ T24] ------------[ cut here ]------------ [ 37.491734][ T24] WARNING: CPU: 1 PID: 24 at kernel/workqueue.c:3167 __flush_work+0x946/0xb60 [ 37.500713][ T24] Modules linked in: [ 37.504629][ T24] CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 6.3.0-rc4-syzkaller-g97318d6427f6 #0 [ 37.514065][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 37.524214][ T24] Workqueue: usb_hub_wq hub_event [ 37.529299][ T24] RIP: 0010:__flush_work+0x946/0xb60 [ 37.534610][ T24] Code: 00 48 c7 c6 bb b7 1d 81 48 c7 c7 a0 be a9 87 e8 40 84 0e 00 e9 6f fc ff ff e8 96 18 2c 00 0f 0b e9 63 fc ff ff e8 8a 18 2c 00 <0f> 0b 45 31 ed e9 54 fc ff ff e8 8b 39 60 00 e9 3e fb ff ff e8 71 [ 37.554808][ T24] RSP: 0018:ffffc900001a6c08 EFLAGS: 00010293 [ 37.560926][ T24] RAX: 0000000000000000 RBX: ffff888111e820e8 RCX: 0000000000000000 [ 37.568935][ T24] RDX: ffff888108921c00 RSI: ffffffff811db7f6 RDI: 0000000000000001 [ 37.576954][ T24] RBP: ffffc900001a6da0 R08: 0000000000000001 R09: 0000000000000000 [ 37.584951][ T24] R10: 0000000000000001 R11: 0000000000000000 R12: ffff888111e820e8 [ 37.592987][ T24] R13: 0000000000000001 R14: 0000000000000001 R15: ffff888111e82100 [ 37.601177][ T24] FS: 0000000000000000(0000) GS:ffff8881f6900000(0000) knlGS:0000000000000000 [ 37.610268][ T24] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.616898][ T24] CR2: 00007fffdcd2ae10 CR3: 000000010f777000 CR4: 00000000003506e0 [ 37.624902][ T24] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.633008][ T24] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.641030][ T24] Call Trace: [ 37.644341][ T24] <TASK> [ 37.647324][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 37.652557][ T24] ? print_usage_bug.part.0+0x660/0x660 [ 37.658202][ T24] ? mod_delayed_work_on+0x220/0x220 [ 37.663539][ T24] ? kasan_save_stack+0x32/0x40 [ 37.668490][ T24] ? kasan_save_stack+0x22/0x40 [ 37.673410][ T24] ? kasan_set_track+0x25/0x30 executing program [ 37.678464][ T24] ? __kasan_kmalloc+0x7b/0x90 [ 37.683338][ T24] ? smsusb_init_device+0xa7/0xd10 [ 37.688642][ T24] ? smsusb_probe+0x5b3/0x10b0 [ 37.693547][ T24] ? usb_probe_interface+0x30f/0x960 [ 37.698924][ T24] ? really_probe+0x240/0xca0 [ 37.703639][ T24] ? __driver_probe_device+0x1df/0x4d0 [ 37.710132][ T24] ? driver_probe_device+0x4c/0x1a0 [ 37.715384][ T24] ? __device_attach_driver+0x1d4/0x2e0 [ 37.721108][ T24] ? bus_for_each_drv+0x149/0x1d0 [ 37.726202][ T24] ? __device_attach+0x1e4/0x4b0 [ 37.731200][ T24] ? mark_held_locks+0x9f/0xe0 [ 37.736076][ T24] __cancel_work_timer+0x3f9/0x570 [ 37.741243][ T24] ? work_on_cpu_safe+0xa0/0xa0 [ 37.746143][ T24] smsusb_term_device+0xef/0x300 [ 37.751109][ T24] smsusb_init_device+0xb6a/0xd10 [ 37.756223][ T24] ? smsusb_disconnect+0x20/0x20 [ 37.761193][ T24] smsusb_probe+0x5b3/0x10b0 [ 37.765857][ T24] ? smsusb_init_device+0xd10/0xd10 [ 37.771094][ T24] ? mark_held_locks+0x9f/0xe0 [ 37.775913][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.781752][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 37.787068][ T24] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 37.792914][ T24] ? __pm_runtime_set_status+0x442/0xd90 [ 37.798716][ T24] usb_probe_interface+0x30f/0x960 [ 37.803963][ T24] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 37.809478][ T24] really_probe+0x240/0xca0 [ 37.814051][ T24] __driver_probe_device+0x1df/0x4d0 [ 37.819405][ T24] ? usb_match_id.part.0+0x15d/0x1b0 [ 37.824805][ T24] driver_probe_device+0x4c/0x1a0 [ 37.830037][ T24] __device_attach_driver+0x1d4/0x2e0 [ 37.835531][ T24] bus_for_each_drv+0x149/0x1d0 [ 37.840460][ T24] ? driver_probe_device+0x1a0/0x1a0 [ 37.846001][ T24] ? bus_for_each_dev+0x1c0/0x1c0 [ 37.851058][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.857009][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 37.862583][ T24] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 37.868437][ T24] __device_attach+0x1e4/0x4b0 [ 37.873254][ T24] ? device_driver_attach+0x210/0x210 [ 37.878721][ T24] ? do_raw_spin_unlock+0x175/0x230 [ 37.884142][ T24] bus_probe_device+0x17c/0x1c0 [ 37.889074][ T24] device_add+0x11c4/0x1c50 [ 37.894400][ T24] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 37.901328][ T24] ? mark_held_locks+0x9f/0xe0 [ 37.906151][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.911986][ T24] usb_set_configuration+0x10ee/0x1af0 [ 37.917495][ T24] usb_generic_driver_probe+0xcf/0x130 [ 37.923000][ T24] usb_probe_device+0xd8/0x2c0 [ 37.927810][ T24] ? usb_driver_release_interface+0x190/0x190 [ 37.933900][ T24] really_probe+0x240/0xca0 [ 37.938459][ T24] __driver_probe_device+0x1df/0x4d0 [ 37.943952][ T24] driver_probe_device+0x4c/0x1a0 [ 37.949040][ T24] __device_attach_driver+0x1d4/0x2e0 [ 37.954452][ T24] bus_for_each_drv+0x149/0x1d0 [ 37.959368][ T24] ? driver_probe_device+0x1a0/0x1a0 [ 37.964692][ T24] ? bus_for_each_dev+0x1c0/0x1c0 [ 37.969799][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.975653][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 37.980899][ T24] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 37.986753][ T24] __device_attach+0x1e4/0x4b0 [ 37.991531][ T24] ? device_driver_attach+0x210/0x210 [ 37.996951][ T24] ? do_raw_spin_unlock+0x175/0x230 [ 38.002265][ T24] bus_probe_device+0x17c/0x1c0 [ 38.007168][ T24] device_add+0x11c4/0x1c50 [ 38.011700][ T24] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 38.018640][ T24] ? add_device_randomness+0xb8/0xe0 [ 38.024000][ T24] ? __phys_addr+0xc8/0x140 [ 38.028582][ T24] usb_new_device+0xcb2/0x19d0 [ 38.033410][ T24] ? hub_disconnect+0x510/0x510 [ 38.038344][ T24] ? _raw_spin_unlock_irq+0x23/0x50 [ 38.043565][ T24] hub_event+0x2e3d/0x4ed0 [ 38.048051][ T24] ? hub_port_debounce+0x3b0/0x3b0 [ 38.053224][ T24] ? lock_release+0x670/0x670 [ 38.057966][ T24] ? lock_downgrade+0x690/0x690 [ 38.062855][ T24] ? do_raw_spin_lock+0x124/0x2b0 [ 38.067961][ T24] ? _raw_spin_unlock_irq+0x23/0x50 [ 38.073198][ T24] process_one_work+0x991/0x15c0 [ 38.078212][ T24] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 38.083633][ T24] ? spin_bug+0x1c0/0x1c0 [ 38.088060][ T24] ? _raw_spin_lock_irq+0x45/0x50 [ 38.093204][ T24] worker_thread+0x669/0x1090 [ 38.097960][ T24] ? __kthread_parkme+0x163/0x220 [ 38.103120][ T24] ? process_one_work+0x15c0/0x15c0 [ 38.108490][ T24] kthread+0x2ee/0x3a0 [ 38.112592][ T24] ? kthread_complete_and_exit+0x40/0x40 [ 38.118274][ T24] ret_from_fork+0x1f/0x30 [ 38.122730][ T24] </TASK> [ 38.125744][ T24] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 38.133016][ T24] CPU: 1 PID: 24 Comm: kworker/1:1 Not tainted 6.3.0-rc4-syzkaller-g97318d6427f6 #0 [ 38.142391][ T24] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 38.152453][ T24] Workqueue: usb_hub_wq hub_event [ 38.157488][ T24] Call Trace: [ 38.160761][ T24] <TASK> [ 38.163685][ T24] dump_stack_lvl+0xd9/0x150 [ 38.168276][ T24] panic+0x688/0x730 [ 38.172173][ T24] ? panic_smp_self_stop+0x90/0x90 [ 38.177497][ T24] ? show_trace_log_lvl+0x285/0x390 [ 38.182739][ T24] ? __flush_work+0x946/0xb60 [ 38.187422][ T24] check_panic_on_warn+0xb1/0xc0 [ 38.192422][ T24] __warn+0xf2/0x390 [ 38.196343][ T24] ? __flush_work+0x946/0xb60 [ 38.201119][ T24] report_bug+0x2da/0x500 [ 38.205475][ T24] handle_bug+0x3c/0x70 [ 38.209782][ T24] exc_invalid_op+0x18/0x50 [ 38.214388][ T24] asm_exc_invalid_op+0x1a/0x20 [ 38.219270][ T24] RIP: 0010:__flush_work+0x946/0xb60 [ 38.224741][ T24] Code: 00 48 c7 c6 bb b7 1d 81 48 c7 c7 a0 be a9 87 e8 40 84 0e 00 e9 6f fc ff ff e8 96 18 2c 00 0f 0b e9 63 fc ff ff e8 8a 18 2c 00 <0f> 0b 45 31 ed e9 54 fc ff ff e8 8b 39 60 00 e9 3e fb ff ff e8 71 [ 38.244483][ T24] RSP: 0018:ffffc900001a6c08 EFLAGS: 00010293 [ 38.250576][ T24] RAX: 0000000000000000 RBX: ffff888111e820e8 RCX: 0000000000000000 [ 38.258558][ T24] RDX: ffff888108921c00 RSI: ffffffff811db7f6 RDI: 0000000000000001 [ 38.266538][ T24] RBP: ffffc900001a6da0 R08: 0000000000000001 R09: 0000000000000000 [ 38.274520][ T24] R10: 0000000000000001 R11: 0000000000000000 R12: ffff888111e820e8 [ 38.282509][ T24] R13: 0000000000000001 R14: 0000000000000001 R15: ffff888111e82100 [ 38.290504][ T24] ? __flush_work+0x946/0xb60 [ 38.295200][ T24] ? __flush_work+0x946/0xb60 [ 38.300657][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 38.305863][ T24] ? print_usage_bug.part.0+0x660/0x660 [ 38.311695][ T24] ? mod_delayed_work_on+0x220/0x220 [ 38.316984][ T24] ? kasan_save_stack+0x32/0x40 [ 38.321838][ T24] ? kasan_save_stack+0x22/0x40 [ 38.326718][ T24] ? kasan_set_track+0x25/0x30 [ 38.331483][ T24] ? __kasan_kmalloc+0x7b/0x90 [ 38.336261][ T24] ? smsusb_init_device+0xa7/0xd10 [ 38.341397][ T24] ? smsusb_probe+0x5b3/0x10b0 [ 38.346175][ T24] ? usb_probe_interface+0x30f/0x960 [ 38.351673][ T24] ? really_probe+0x240/0xca0 [ 38.358209][ T24] ? __driver_probe_device+0x1df/0x4d0 [ 38.364610][ T24] ? driver_probe_device+0x4c/0x1a0 [ 38.370270][ T24] ? __device_attach_driver+0x1d4/0x2e0 [ 38.375857][ T24] ? bus_for_each_drv+0x149/0x1d0 [ 38.380919][ T24] ? __device_attach+0x1e4/0x4b0 [ 38.385978][ T24] ? mark_held_locks+0x9f/0xe0 [ 38.390761][ T24] __cancel_work_timer+0x3f9/0x570 [ 38.395935][ T24] ? work_on_cpu_safe+0xa0/0xa0 [ 38.401660][ T24] smsusb_term_device+0xef/0x300 [ 38.407136][ T24] smsusb_init_device+0xb6a/0xd10 [ 38.412618][ T24] ? smsusb_disconnect+0x20/0x20 [ 38.417846][ T24] smsusb_probe+0x5b3/0x10b0 [ 38.422650][ T24] ? smsusb_init_device+0xd10/0xd10 [ 38.428753][ T24] ? mark_held_locks+0x9f/0xe0 [ 38.433536][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.439474][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 38.444947][ T24] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 38.451208][ T24] ? __pm_runtime_set_status+0x442/0xd90 [ 38.458161][ T24] usb_probe_interface+0x30f/0x960 [ 38.463286][ T24] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 38.468748][ T24] really_probe+0x240/0xca0 [ 38.473277][ T24] __driver_probe_device+0x1df/0x4d0 [ 38.478583][ T24] ? usb_match_id.part.0+0x15d/0x1b0 [ 38.483892][ T24] driver_probe_device+0x4c/0x1a0 [ 38.488935][ T24] __device_attach_driver+0x1d4/0x2e0 [ 38.494338][ T24] bus_for_each_drv+0x149/0x1d0 [ 38.499219][ T24] ? driver_probe_device+0x1a0/0x1a0 [ 38.505561][ T24] ? bus_for_each_dev+0x1c0/0x1c0 [ 38.510598][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.516421][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 38.521829][ T24] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 38.527686][ T24] __device_attach+0x1e4/0x4b0 [ 38.532473][ T24] ? device_driver_attach+0x210/0x210 [ 38.537972][ T24] ? do_raw_spin_unlock+0x175/0x230 [ 38.543190][ T24] bus_probe_device+0x17c/0x1c0 [ 38.548084][ T24] device_add+0x11c4/0x1c50 [ 38.552626][ T24] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 38.559694][ T24] ? mark_held_locks+0x9f/0xe0 [ 38.565093][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.570923][ T24] usb_set_configuration+0x10ee/0x1af0 [ 38.576423][ T24] usb_generic_driver_probe+0xcf/0x130 [ 38.581910][ T24] usb_probe_device+0xd8/0x2c0 [ 38.586760][ T24] ? usb_driver_release_interface+0x190/0x190 [ 38.592830][ T24] really_probe+0x240/0xca0 [ 38.597352][ T24] __driver_probe_device+0x1df/0x4d0 [ 38.602646][ T24] driver_probe_device+0x4c/0x1a0 [ 38.607691][ T24] __device_attach_driver+0x1d4/0x2e0 [ 38.613167][ T24] bus_for_each_drv+0x149/0x1d0 [ 38.618044][ T24] ? driver_probe_device+0x1a0/0x1a0 [ 38.623391][ T24] ? bus_for_each_dev+0x1c0/0x1c0 [ 38.628445][ T24] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.634258][ T24] ? lockdep_hardirqs_on+0x7d/0x100 [ 38.639725][ T24] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 38.645552][ T24] __device_attach+0x1e4/0x4b0 [ 38.650342][ T24] ? device_driver_attach+0x210/0x210 [ 38.656080][ T24] ? do_raw_spin_unlock+0x175/0x230 [ 38.661285][ T24] bus_probe_device+0x17c/0x1c0 [ 38.666148][ T24] device_add+0x11c4/0x1c50 [ 38.670671][ T24] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 38.677619][ T24] ? add_device_randomness+0xb8/0xe0 [ 38.682926][ T24] ? __phys_addr+0xc8/0x140 [ 38.687430][ T24] usb_new_device+0xcb2/0x19d0 [ 38.692979][ T24] ? hub_disconnect+0x510/0x510 [ 38.697845][ T24] ? _raw_spin_unlock_irq+0x23/0x50 [ 38.703144][ T24] hub_event+0x2e3d/0x4ed0 [ 38.707592][ T24] ? hub_port_debounce+0x3b0/0x3b0 [ 38.713609][ T24] ? lock_release+0x670/0x670 [ 38.718306][ T24] ? lock_downgrade+0x690/0x690 [ 38.723339][ T24] ? do_raw_spin_lock+0x124/0x2b0 [ 38.728393][ T24] ? _raw_spin_unlock_irq+0x23/0x50 [ 38.733602][ T24] process_one_work+0x991/0x15c0 [ 38.738587][ T24] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 38.744059][ T24] ? spin_bug+0x1c0/0x1c0 [ 38.748392][ T24] ? _raw_spin_lock_irq+0x45/0x50 [ 38.753552][ T24] worker_thread+0x669/0x1090 [ 38.758374][ T24] ? __kthread_parkme+0x163/0x220 [ 38.763437][ T24] ? process_one_work+0x15c0/0x15c0 [ 38.768824][ T24] kthread+0x2ee/0x3a0 [ 38.772914][ T24] ? kthread_complete_and_exit+0x40/0x40 [ 38.780668][ T24] ret_from_fork+0x1f/0x30 [ 38.785193][ T24] </TASK> [ 38.788284][ T24] Kernel Offset: disabled [ 38.792664][ T24] Rebooting in 86400 seconds..