Warning: Permanently added '10.128.10.0' (ECDSA) to the list of known hosts. executing program [ 36.571251][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 36.811223][ T12] usb 1-1: Using ep0 maxpacket: 16 [ 37.091388][ T12] usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 [ 37.100783][ T12] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 37.108828][ T12] usb 1-1: Product: syz [ 37.113064][ T12] usb 1-1: Manufacturer: syz [ 37.117673][ T12] usb 1-1: SerialNumber: syz [ 37.124636][ T12] usb 1-1: config 0 descriptor?? [ 37.173650][ T12] smsusb:smsusb_probe: board id=8, interface number 0 [ 37.180793][ T12] ------------[ cut here ]------------ [ 37.186602][ T12] WARNING: CPU: 0 PID: 12 at kernel/workqueue.c:3167 __flush_work+0x946/0xb60 [ 37.195706][ T12] Modules linked in: [ 37.199630][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 6.3.0-rc4-syzkaller-g97318d6427f6 #0 [ 37.209170][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 37.219375][ T12] Workqueue: usb_hub_wq hub_event [ 37.224506][ T12] RIP: 0010:__flush_work+0x946/0xb60 [ 37.229934][ T12] 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 [ 37.249651][ T12] RSP: 0018:ffffc900000cec08 EFLAGS: 00010293 [ 37.255783][ T12] RAX: 0000000000000000 RBX: ffff8881118b80e8 RCX: 0000000000000000 [ 37.263848][ T12] RDX: ffff88810831d400 RSI: ffffffff811db7f6 RDI: 0000000000000001 [ 37.271881][ T12] RBP: ffffc900000ceda0 R08: 0000000000000001 R09: 0000000000000000 [ 37.279953][ T12] R10: 0000000000000001 R11: 0000000000000000 R12: ffff8881118b80e8 [ 37.289853][ T12] R13: 0000000000000001 R14: 0000000000000001 R15: ffff8881118b8100 [ 37.298042][ T12] FS: 0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 [ 37.307143][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.313928][ T12] CR2: 00005639bf0724f0 CR3: 0000000111e65000 CR4: 00000000003506f0 [ 37.322035][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.330034][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.338095][ T12] Call Trace: [ 37.341446][ T12] [ 37.344415][ T12] ? print_usage_bug.part.0+0x660/0x660 [ 37.350087][ T12] ? mod_delayed_work_on+0x220/0x220 [ 37.355554][ T12] ? kasan_save_stack+0x32/0x40 [ 37.360496][ T12] ? kasan_save_stack+0x22/0x40 [ 37.365556][ T12] ? kasan_set_track+0x25/0x30 [ 37.370425][ T12] ? __kasan_kmalloc+0x7b/0x90 [ 37.375446][ T12] ? smsusb_init_device+0xa7/0xd10 [ 37.380603][ T12] ? smsusb_probe+0x5b3/0x10b0 [ 37.385429][ T12] ? usb_probe_interface+0x30f/0x960 [ 37.390745][ T12] ? really_probe+0x240/0xca0 [ 37.395510][ T12] ? __driver_probe_device+0x1df/0x4d0 [ 37.401027][ T12] ? driver_probe_device+0x4c/0x1a0 [ 37.406435][ T12] ? __device_attach_driver+0x1d4/0x2e0 [ 37.412084][ T12] ? bus_for_each_drv+0x149/0x1d0 [ 37.417176][ T12] ? __device_attach+0x1e4/0x4b0 executing program [ 37.422252][ T12] ? mark_held_locks+0x9f/0xe0 [ 37.427166][ T12] __cancel_work_timer+0x3f9/0x570 [ 37.432341][ T12] ? work_on_cpu_safe+0xa0/0xa0 [ 37.437435][ T12] smsusb_term_device+0xef/0x300 [ 37.442460][ T12] smsusb_init_device+0xb6a/0xd10 [ 37.448638][ T12] ? smsusb_disconnect+0x20/0x20 [ 37.453636][ T12] smsusb_probe+0x5b3/0x10b0 [ 37.458239][ T12] ? smsusb_init_device+0xd10/0xd10 [ 37.463580][ T12] ? mark_held_locks+0x9f/0xe0 [ 37.468364][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.474221][ T12] ? lockdep_hardirqs_on+0x7d/0x100 [ 37.479443][ T12] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 37.485360][ T12] ? __pm_runtime_set_status+0x442/0xd90 [ 37.491018][ T12] usb_probe_interface+0x30f/0x960 [ 37.496273][ T12] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 37.501722][ T12] really_probe+0x240/0xca0 [ 37.506272][ T12] __driver_probe_device+0x1df/0x4d0 [ 37.511624][ T12] ? usb_match_id.part.0+0x15d/0x1b0 [ 37.516948][ T12] driver_probe_device+0x4c/0x1a0 [ 37.522044][ T12] __device_attach_driver+0x1d4/0x2e0 [ 37.527463][ T12] bus_for_each_drv+0x149/0x1d0 [ 37.532398][ T12] ? driver_probe_device+0x1a0/0x1a0 [ 37.537740][ T12] ? bus_for_each_dev+0x1c0/0x1c0 [ 37.542870][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.548800][ T12] ? lockdep_hardirqs_on+0x7d/0x100 [ 37.554160][ T12] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 37.560098][ T12] __device_attach+0x1e4/0x4b0 [ 37.564937][ T12] ? device_driver_attach+0x210/0x210 [ 37.570371][ T12] ? do_raw_spin_unlock+0x175/0x230 [ 37.575919][ T12] bus_probe_device+0x17c/0x1c0 [ 37.580889][ T12] device_add+0x11c4/0x1c50 [ 37.585487][ T12] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 37.592392][ T12] ? mark_held_locks+0x9f/0xe0 [ 37.597182][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.603061][ T12] usb_set_configuration+0x10ee/0x1af0 [ 37.608645][ T12] usb_generic_driver_probe+0xcf/0x130 [ 37.614175][ T12] usb_probe_device+0xd8/0x2c0 [ 37.618986][ T12] ? usb_driver_release_interface+0x190/0x190 [ 37.625131][ T12] really_probe+0x240/0xca0 [ 37.629677][ T12] __driver_probe_device+0x1df/0x4d0 [ 37.635040][ T12] driver_probe_device+0x4c/0x1a0 [ 37.640103][ T12] __device_attach_driver+0x1d4/0x2e0 [ 37.645555][ T12] bus_for_each_drv+0x149/0x1d0 [ 37.650441][ T12] ? driver_probe_device+0x1a0/0x1a0 [ 37.655791][ T12] ? bus_for_each_dev+0x1c0/0x1c0 [ 37.660950][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 37.666899][ T12] ? lockdep_hardirqs_on+0x7d/0x100 [ 37.672180][ T12] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 37.678080][ T12] __device_attach+0x1e4/0x4b0 [ 37.682904][ T12] ? device_driver_attach+0x210/0x210 [ 37.688317][ T12] ? do_raw_spin_unlock+0x175/0x230 [ 37.693581][ T12] bus_probe_device+0x17c/0x1c0 [ 37.698491][ T12] device_add+0x11c4/0x1c50 [ 37.703069][ T12] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 37.709958][ T12] ? add_device_randomness+0xb8/0xe0 [ 37.715296][ T12] ? __phys_addr+0xc8/0x140 [ 37.719845][ T12] usb_new_device+0xcb2/0x19d0 [ 37.724698][ T12] ? hub_disconnect+0x510/0x510 [ 37.729773][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 37.735057][ T12] hub_event+0x2e3d/0x4ed0 [ 37.739689][ T12] ? hub_port_debounce+0x3b0/0x3b0 [ 37.744867][ T12] ? lock_release+0x670/0x670 [ 37.749577][ T12] ? lock_downgrade+0x690/0x690 [ 37.754496][ T12] ? do_raw_spin_lock+0x124/0x2b0 [ 37.759563][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 37.764841][ T12] process_one_work+0x991/0x15c0 [ 37.769846][ T12] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 37.775382][ T12] ? spin_bug+0x1c0/0x1c0 [ 37.779768][ T12] ? _raw_spin_lock_irq+0x45/0x50 [ 37.784863][ T12] worker_thread+0x669/0x1090 [ 37.789829][ T12] ? __kthread_parkme+0x163/0x220 [ 37.794953][ T12] ? process_one_work+0x15c0/0x15c0 [ 37.800217][ T12] kthread+0x2ee/0x3a0 [ 37.804452][ T12] ? kthread_complete_and_exit+0x40/0x40 [ 37.810313][ T12] ret_from_fork+0x1f/0x30 [ 37.814912][ T12] [ 37.817955][ T12] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 37.825589][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 6.3.0-rc4-syzkaller-g97318d6427f6 #0 [ 37.834977][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 37.845044][ T12] Workqueue: usb_hub_wq hub_event [ 37.850206][ T12] Call Trace: [ 37.853528][ T12] [ 37.856456][ T12] dump_stack_lvl+0xd9/0x150 [ 37.861249][ T12] panic+0x688/0x730 [ 37.865160][ T12] ? panic_smp_self_stop+0x90/0x90 [ 37.870280][ T12] ? show_trace_log_lvl+0x285/0x390 [ 37.875674][ T12] ? __flush_work+0x946/0xb60 [ 37.880636][ T12] check_panic_on_warn+0xb1/0xc0 [ 37.885791][ T12] __warn+0xf2/0x390 [ 37.889784][ T12] ? __flush_work+0x946/0xb60 [ 37.894501][ T12] report_bug+0x2da/0x500 [ 37.898871][ T12] handle_bug+0x3c/0x70 [ 37.903050][ T12] exc_invalid_op+0x18/0x50 [ 37.907672][ T12] asm_exc_invalid_op+0x1a/0x20 [ 37.912599][ T12] RIP: 0010:__flush_work+0x946/0xb60 [ 37.917908][ T12] 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 [ 37.937523][ T12] RSP: 0018:ffffc900000cec08 EFLAGS: 00010293 [ 37.943731][ T12] RAX: 0000000000000000 RBX: ffff8881118b80e8 RCX: 0000000000000000 [ 37.951847][ T12] RDX: ffff88810831d400 RSI: ffffffff811db7f6 RDI: 0000000000000001 [ 37.960007][ T12] RBP: ffffc900000ceda0 R08: 0000000000000001 R09: 0000000000000000 [ 37.968020][ T12] R10: 0000000000000001 R11: 0000000000000000 R12: ffff8881118b80e8 [ 37.976342][ T12] R13: 0000000000000001 R14: 0000000000000001 R15: ffff8881118b8100 [ 37.984445][ T12] ? __flush_work+0x946/0xb60 [ 37.989136][ T12] ? __flush_work+0x946/0xb60 [ 37.993819][ T12] ? print_usage_bug.part.0+0x660/0x660 [ 37.999370][ T12] ? mod_delayed_work_on+0x220/0x220 [ 38.004734][ T12] ? kasan_save_stack+0x32/0x40 [ 38.009716][ T12] ? kasan_save_stack+0x22/0x40 [ 38.014662][ T12] ? kasan_set_track+0x25/0x30 [ 38.019434][ T12] ? __kasan_kmalloc+0x7b/0x90 [ 38.024204][ T12] ? smsusb_init_device+0xa7/0xd10 [ 38.029404][ T12] ? smsusb_probe+0x5b3/0x10b0 [ 38.034177][ T12] ? usb_probe_interface+0x30f/0x960 [ 38.039483][ T12] ? really_probe+0x240/0xca0 [ 38.044183][ T12] ? __driver_probe_device+0x1df/0x4d0 [ 38.049676][ T12] ? driver_probe_device+0x4c/0x1a0 [ 38.054895][ T12] ? __device_attach_driver+0x1d4/0x2e0 [ 38.060589][ T12] ? bus_for_each_drv+0x149/0x1d0 [ 38.065655][ T12] ? __device_attach+0x1e4/0x4b0 [ 38.070621][ T12] ? mark_held_locks+0x9f/0xe0 [ 38.075422][ T12] __cancel_work_timer+0x3f9/0x570 [ 38.080729][ T12] ? work_on_cpu_safe+0xa0/0xa0 [ 38.085703][ T12] smsusb_term_device+0xef/0x300 [ 38.090762][ T12] smsusb_init_device+0xb6a/0xd10 [ 38.095836][ T12] ? smsusb_disconnect+0x20/0x20 [ 38.100873][ T12] smsusb_probe+0x5b3/0x10b0 [ 38.105478][ T12] ? smsusb_init_device+0xd10/0xd10 [ 38.110706][ T12] ? mark_held_locks+0x9f/0xe0 [ 38.115583][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.121409][ T12] ? lockdep_hardirqs_on+0x7d/0x100 [ 38.126621][ T12] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 38.132437][ T12] ? __pm_runtime_set_status+0x442/0xd90 [ 38.138080][ T12] usb_probe_interface+0x30f/0x960 [ 38.143207][ T12] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 38.148766][ T12] really_probe+0x240/0xca0 [ 38.153374][ T12] __driver_probe_device+0x1df/0x4d0 [ 38.159145][ T12] ? usb_match_id.part.0+0x15d/0x1b0 [ 38.164644][ T12] driver_probe_device+0x4c/0x1a0 [ 38.169869][ T12] __device_attach_driver+0x1d4/0x2e0 [ 38.175709][ T12] bus_for_each_drv+0x149/0x1d0 [ 38.181039][ T12] ? driver_probe_device+0x1a0/0x1a0 [ 38.186930][ T12] ? bus_for_each_dev+0x1c0/0x1c0 [ 38.192270][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.198338][ T12] ? lockdep_hardirqs_on+0x7d/0x100 [ 38.203589][ T12] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 38.209422][ T12] __device_attach+0x1e4/0x4b0 [ 38.214324][ T12] ? device_driver_attach+0x210/0x210 [ 38.219930][ T12] ? do_raw_spin_unlock+0x175/0x230 [ 38.225227][ T12] bus_probe_device+0x17c/0x1c0 [ 38.230102][ T12] device_add+0x11c4/0x1c50 [ 38.234628][ T12] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 38.241505][ T12] ? mark_held_locks+0x9f/0xe0 [ 38.246404][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.252319][ T12] usb_set_configuration+0x10ee/0x1af0 [ 38.257823][ T12] usb_generic_driver_probe+0xcf/0x130 [ 38.263413][ T12] usb_probe_device+0xd8/0x2c0 [ 38.268207][ T12] ? usb_driver_release_interface+0x190/0x190 [ 38.274326][ T12] really_probe+0x240/0xca0 [ 38.278839][ T12] __driver_probe_device+0x1df/0x4d0 [ 38.284137][ T12] driver_probe_device+0x4c/0x1a0 [ 38.289216][ T12] __device_attach_driver+0x1d4/0x2e0 [ 38.294703][ T12] bus_for_each_drv+0x149/0x1d0 [ 38.299581][ T12] ? driver_probe_device+0x1a0/0x1a0 [ 38.304893][ T12] ? bus_for_each_dev+0x1c0/0x1c0 [ 38.310063][ T12] ? _raw_spin_unlock_irqrestore+0x54/0x70 [ 38.316508][ T12] ? lockdep_hardirqs_on+0x7d/0x100 [ 38.321808][ T12] ? _raw_spin_unlock_irqrestore+0x41/0x70 [ 38.327622][ T12] __device_attach+0x1e4/0x4b0 [ 38.332401][ T12] ? device_driver_attach+0x210/0x210 [ 38.337883][ T12] ? do_raw_spin_unlock+0x175/0x230 [ 38.343128][ T12] bus_probe_device+0x17c/0x1c0 [ 38.347989][ T12] device_add+0x11c4/0x1c50 [ 38.352586][ T12] ? __fw_devlink_link_to_consumers.isra.0+0x270/0x270 [ 38.359444][ T12] ? add_device_randomness+0xb8/0xe0 [ 38.364754][ T12] ? __phys_addr+0xc8/0x140 [ 38.369419][ T12] usb_new_device+0xcb2/0x19d0 [ 38.374296][ T12] ? hub_disconnect+0x510/0x510 [ 38.379257][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 38.384566][ T12] hub_event+0x2e3d/0x4ed0 [ 38.389015][ T12] ? hub_port_debounce+0x3b0/0x3b0 [ 38.394409][ T12] ? lock_release+0x670/0x670 [ 38.399112][ T12] ? lock_downgrade+0x690/0x690 [ 38.403974][ T12] ? do_raw_spin_lock+0x124/0x2b0 [ 38.409011][ T12] ? _raw_spin_unlock_irq+0x23/0x50 [ 38.414222][ T12] process_one_work+0x991/0x15c0 [ 38.419187][ T12] ? pwq_dec_nr_in_flight+0x2a0/0x2a0 [ 38.424570][ T12] ? spin_bug+0x1c0/0x1c0 [ 38.428913][ T12] ? _raw_spin_lock_irq+0x45/0x50 [ 38.433951][ T12] worker_thread+0x669/0x1090 [ 38.438871][ T12] ? __kthread_parkme+0x163/0x220 [ 38.444054][ T12] ? process_one_work+0x15c0/0x15c0 [ 38.449362][ T12] kthread+0x2ee/0x3a0 [ 38.453451][ T12] ? kthread_complete_and_exit+0x40/0x40 [ 38.459103][ T12] ret_from_fork+0x1f/0x30 [ 38.463604][ T12] [ 38.466825][ T12] Kernel Offset: disabled [ 38.471245][ T12] Rebooting in 86400 seconds..