Warning: Permanently added '10.128.1.2' (ECDSA) to the list of known hosts. executing program [ 34.939637][ T167] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 35.298972][ T167] usb 1-1: config 0 has an invalid interface number: 249 but max is 0 [ 35.307236][ T167] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 35.317383][ T167] usb 1-1: config 0 has no interface number 0 [ 35.323586][ T167] usb 1-1: config 0 interface 249 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 35.335365][ T167] usb 1-1: New USB device found, idVendor=2040, idProduct=826d, bcdDevice=3e.c3 [ 35.344504][ T167] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.354717][ T167] usb 1-1: config 0 descriptor?? [ 35.401434][ T167] em28xx 1-1:0.249: New device @ 480 Mbps (2040:826d, interface 249, class 249) [ 35.411019][ T167] em28xx 1-1:0.249: Audio interface 249 found (Vendor Class) executing program [ 35.658758][ T167] em28xx 1-1:0.249: unknown em28xx chip ID (0) [ 35.678717][ T167] em28xx 1-1:0.249: Config register raw data: 0xfffffffb [ 35.698672][ T167] em28xx 1-1:0.249: AC97 chip type couldn't be determined [ 35.705844][ T167] em28xx 1-1:0.249: No AC97 audio processor [ 35.714251][ T167] em28xx 1-1:0.249: We currently don't support analog TV or stream capture on dual tuners. [ 35.848809][ T167] em28xx 1-1:0.249: unknown em28xx chip ID (0) [ 35.868628][ T167] em28xx 1-1:0.249: Config register raw data: 0xfffffffb [ 35.888641][ T167] em28xx 1-1:0.249: AC97 chip type couldn't be determined [ 35.896071][ T167] em28xx 1-1:0.249: No AC97 audio processor [ 36.141133][ T167] usb 1-1: USB disconnect, device number 2 [ 36.150895][ T167] em28xx 1-1:0.249: Disconnecting em28xx #1 [ 36.156979][ T167] em28xx 1-1:0.249: Disconnecting em28xx [ 36.166862][ T167] em28xx 1-1:0.249: Freeing device [ 36.172188][ T167] em28xx 1-1:0.249: Freeing device [ 36.528275][ T167] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 36.888158][ T167] usb 1-1: config 0 has an invalid interface number: 249 but max is 0 [ 36.896346][ T167] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 36.907397][ T167] usb 1-1: config 0 has no interface number 0 [ 36.913614][ T167] usb 1-1: config 0 interface 249 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 36.925420][ T167] usb 1-1: New USB device found, idVendor=2040, idProduct=826d, bcdDevice=3e.c3 [ 36.936414][ T167] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 36.948718][ T167] usb 1-1: config 0 descriptor?? [ 36.992341][ T167] em28xx 1-1:0.249: New device @ 480 Mbps (2040:826d, interface 249, class 249) [ 37.001866][ T167] em28xx 1-1:0.249: Audio interface 249 found (Vendor Class) executing program [ 37.267966][ T167] em28xx 1-1:0.249: unknown em28xx chip ID (0) [ 37.297966][ T167] em28xx 1-1:0.249: Config register raw data: 0xfffffffb [ 37.317960][ T167] em28xx 1-1:0.249: AC97 chip type couldn't be determined [ 37.326168][ T167] em28xx 1-1:0.249: No AC97 audio processor [ 37.335820][ T167] list_add corruption. prev->next should be next (ffffffff87a79200), but was ffffffff836c2ddd. (prev=ffff8881cdb74250). [ 37.348910][ T167] ------------[ cut here ]------------ [ 37.355559][ T167] kernel BUG at lib/list_debug.c:26! [ 37.361096][ T167] invalid opcode: 0000 [#1] SMP KASAN [ 37.366589][ T167] CPU: 0 PID: 167 Comm: kworker/0:3 Not tainted 5.7.0-rc6-syzkaller #0 [ 37.375162][ T167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.385223][ T167] Workqueue: usb_hub_wq hub_event [ 37.390254][ T167] RIP: 0010:__list_add_valid.cold+0x3a/0x3c [ 37.396152][ T167] Code: 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 00 52 fc 85 e8 24 9d 3d ff 0f 0b 48 89 f1 48 c7 c7 80 51 fc 85 4c 89 e6 e8 10 9d 3d ff <0f> 0b 48 89 ee 48 c7 c7 20 53 fc 85 e8 ff 9c 3d ff 0f 0b 4c 89 ea [ 37.415851][ T167] RSP: 0018:ffff8881cd66eff0 EFLAGS: 00010282 [ 37.422266][ T167] RAX: 0000000000000075 RBX: ffff8881cc508130 RCX: 0000000000000000 [ 37.430279][ T167] RDX: 0000000000000000 RSI: ffffffff812a339d RDI: ffffed1039acddf0 [ 37.438256][ T167] RBP: ffff8881cc508250 R08: 0000000000000075 R09: ffffed103b646292 [ 37.446214][ T167] R10: ffff8881db23148f R11: ffffed103b646291 R12: ffffffff87a79200 [ 37.454448][ T167] R13: ffff8881cc508000 R14: ffff8881cc50813c R15: ffff8881cd374000 [ 37.462409][ T167] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 37.471344][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.477916][ T167] CR2: 000055ee023dc160 CR3: 00000001d207c000 CR4: 00000000001406f0 [ 37.485900][ T167] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.493888][ T167] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.501861][ T167] Call Trace: [ 37.506018][ T167] em28xx_init_extension+0x44/0x1f0 [ 37.511378][ T167] em28xx_init_dev.isra.0+0xa80/0x15dd [ 37.516839][ T167] ? _dev_info+0xd7/0x109 [ 37.521158][ T167] ? em28xx_usb_disconnect.cold+0x284/0x284 [ 37.527062][ T167] ? lockdep_init_map_waits+0x26a/0x7c0 [ 37.532786][ T167] ? lockdep_init_map_waits+0x26a/0x7c0 [ 37.538349][ T167] em28xx_usb_probe.cold+0xcac/0x2520 [ 37.544425][ T167] usb_probe_interface+0x310/0x800 [ 37.549540][ T167] ? usb_probe_device+0x230/0x230 [ 37.554553][ T167] really_probe+0x290/0xac0 [ 37.559055][ T167] driver_probe_device+0x223/0x350 [ 37.564155][ T167] __device_attach_driver+0x1d1/0x290 [ 37.569513][ T167] ? driver_allows_async_probing+0x160/0x160 [ 37.575489][ T167] bus_for_each_drv+0x162/0x1e0 [ 37.580340][ T167] ? bus_rescan_devices+0x20/0x20 [ 37.585355][ T167] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.591160][ T167] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 37.596447][ T167] __device_attach+0x21a/0x390 [ 37.601210][ T167] ? device_bind_driver+0xd0/0xd0 [ 37.606853][ T167] bus_probe_device+0x1e4/0x290 [ 37.611695][ T167] device_add+0x1367/0x1c40 [ 37.616186][ T167] ? wait_for_completion+0x280/0x280 [ 37.621478][ T167] ? device_link_remove+0x110/0x110 [ 37.626672][ T167] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.632483][ T167] usb_set_configuration+0xed4/0x1850 [ 37.638047][ T167] usb_generic_driver_probe+0x9d/0xe0 [ 37.643524][ T167] usb_probe_device+0xd9/0x230 [ 37.648407][ T167] ? usb_suspend+0x600/0x600 [ 37.653036][ T167] really_probe+0x290/0xac0 [ 37.657536][ T167] driver_probe_device+0x223/0x350 [ 37.662645][ T167] __device_attach_driver+0x1d1/0x290 [ 37.668018][ T167] ? driver_allows_async_probing+0x160/0x160 [ 37.673993][ T167] bus_for_each_drv+0x162/0x1e0 [ 37.678845][ T167] ? bus_rescan_devices+0x20/0x20 [ 37.683873][ T167] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.689678][ T167] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 37.694981][ T167] __device_attach+0x21a/0x390 [ 37.700172][ T167] ? device_bind_driver+0xd0/0xd0 [ 37.705194][ T167] bus_probe_device+0x1e4/0x290 [ 37.710115][ T167] device_add+0x1367/0x1c40 [ 37.714617][ T167] ? device_link_remove+0x110/0x110 [ 37.719817][ T167] usb_new_device.cold+0x552/0xf6e [ 37.725038][ T167] ? hub_disconnect+0x4a0/0x4a0 [ 37.729966][ T167] ? mark_held_locks+0x9f/0xe0 [ 37.734735][ T167] ? _raw_spin_unlock_irq+0x1f/0x30 [ 37.739941][ T167] hub_event+0x226d/0x43c0 [ 37.744363][ T167] ? hub_port_debounce+0x350/0x350 [ 37.749469][ T167] ? __x64_sys_sysinfo+0x31/0x40 [ 37.754578][ T167] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 37.760140][ T167] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 37.765431][ T167] ? _raw_spin_unlock_irq+0x1f/0x30 [ 37.770622][ T167] process_one_work+0x965/0x1630 [ 37.775577][ T167] ? lock_release+0x720/0x720 [ 37.780285][ T167] ? pwq_dec_nr_in_flight+0x310/0x310 [ 37.785647][ T167] ? rwlock_bug.part.0+0x90/0x90 [ 37.790583][ T167] worker_thread+0x7ab/0xe20 [ 37.795189][ T167] ? process_one_work+0x1630/0x1630 [ 37.800390][ T167] kthread+0x326/0x430 [ 37.804455][ T167] ? kthread_create_on_node+0xf0/0xf0 [ 37.809843][ T167] ret_from_fork+0x24/0x30 [ 37.814409][ T167] Modules linked in: [ 37.818398][ T167] ---[ end trace a8ebe843b29be714 ]--- [ 37.824143][ T167] RIP: 0010:__list_add_valid.cold+0x3a/0x3c [ 37.830184][ T167] Code: 0b 48 89 f2 4c 89 e1 48 89 ee 48 c7 c7 00 52 fc 85 e8 24 9d 3d ff 0f 0b 48 89 f1 48 c7 c7 80 51 fc 85 4c 89 e6 e8 10 9d 3d ff <0f> 0b 48 89 ee 48 c7 c7 20 53 fc 85 e8 ff 9c 3d ff 0f 0b 4c 89 ea [ 37.849944][ T167] RSP: 0018:ffff8881cd66eff0 EFLAGS: 00010282 [ 37.856021][ T167] RAX: 0000000000000075 RBX: ffff8881cc508130 RCX: 0000000000000000 [ 37.864069][ T167] RDX: 0000000000000000 RSI: ffffffff812a339d RDI: ffffed1039acddf0 [ 37.872849][ T167] RBP: ffff8881cc508250 R08: 0000000000000075 R09: ffffed103b646292 [ 37.880893][ T167] R10: ffff8881db23148f R11: ffffed103b646291 R12: ffffffff87a79200 [ 37.889343][ T167] R13: ffff8881cc508000 R14: ffff8881cc50813c R15: ffff8881cd374000 [ 37.897343][ T167] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 37.906789][ T167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.913547][ T167] CR2: 000055ee023dc160 CR3: 00000001d207c000 CR4: 00000000001406f0 [ 37.921727][ T167] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 37.929770][ T167] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 37.937814][ T167] Kernel panic - not syncing: Fatal exception [ 37.944558][ T167] Kernel Offset: disabled [ 37.948925][ T167] Rebooting in 86400 seconds..