Warning: Permanently added '10.128.0.44' (ECDSA) to the list of known hosts. executing program [ 60.000987][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 60.361034][ T12] usb 1-1: config 1 has an invalid interface number: 1 but max is 0 [ 60.369115][ T12] usb 1-1: config 1 has an invalid interface number: 1 but max is 0 [ 60.377148][ T12] usb 1-1: config 1 has 2 interfaces, different from the descriptor's value: 1 [ 60.386258][ T12] usb 1-1: config 1 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7 [ 60.397208][ T12] usb 1-1: config 1 interface 1 altsetting 1 bulk endpoint 0x82 has invalid maxpacket 0 [ 60.406959][ T12] usb 1-1: config 1 interface 1 altsetting 1 bulk endpoint 0x3 has invalid maxpacket 0 [ 60.491043][ T12] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a1, bcdDevice= 0.40 [ 60.500105][ T12] usb 1-1: New USB device strings: Mfr=1, Product=0, SerialNumber=0 [ 60.508164][ T12] usb 1-1: Manufacturer: syz [ 61.651076][ T12] cdc_ncm 1-1:1.0: MAC-Address: 42:42:42:42:42:42 [ 61.657563][ T12] cdc_ncm 1-1:1.0: dwNtbInMaxSize=0 is too small. Using 2048 [ 61.664996][ T12] cdc_ncm 1-1:1.0: setting rx_max = 2048 [ 61.861021][ T12] divide error: 0000 [#1] SMP KASAN [ 61.866244][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0+ #0 [ 61.873237][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.883275][ T12] Workqueue: usb_hub_wq hub_event [ 61.888543][ T12] RIP: 0010:usbnet_update_max_qlen+0x231/0x370 [ 61.894675][ T12] Code: 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 46 01 00 00 48 8d bb f4 00 00 00 31 d2 b8 c8 63 01 00 48 89 f9 <48> f7 b3 a8 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 c1 e9 03 0f [ 61.914393][ T12] RSP: 0018:ffff8881da20f010 EFLAGS: 00010246 [ 61.920440][ T12] RAX: 00000000000163c8 RBX: ffff8881d590dfc0 RCX: ffff8881d590e0b4 [ 61.928386][ T12] RDX: 0000000000000000 RSI: ffffffff8346856e RDI: ffff8881d590e0b4 [ 61.936332][ T12] RBP: 0000000000000003 R08: ffff8881da1f9800 R09: ffffed103ab21aaa [ 61.944294][ T12] R10: ffffed103ab21aa9 R11: ffff8881d590d54f R12: 0000000000000000 [ 61.952240][ T12] R13: ffff8881d590e138 R14: ffff8881d590dfc0 R15: ffff8881d2dab900 [ 61.960186][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 61.969089][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 61.975646][ T12] CR2: 00000000004c06a8 CR3: 00000001d468a000 CR4: 00000000001406f0 [ 61.983591][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 61.991537][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 61.999481][ T12] Call Trace: [ 62.002762][ T12] cdc_ncm_update_rxtx_max+0x8e9/0xef0 [ 62.008204][ T12] ? cdc_ncm_select_altsetting+0x1a0/0x1a0 [ 62.013982][ T12] cdc_ncm_bind_common+0x1005/0x2570 [ 62.019240][ T12] ? cdc_ncm_align_tail+0x1b0/0x1b0 [ 62.024502][ T12] ? lockdep_init_map+0x1b0/0x5e0 [ 62.029499][ T12] cdc_ncm_bind+0x7c/0x1c0 [ 62.033888][ T12] ? cdc_ncm_bind_common+0x2570/0x2570 [ 62.039319][ T12] usbnet_probe+0xb43/0x23cf [ 62.043884][ T12] usb_probe_interface+0x305/0x7a0 [ 62.048968][ T12] ? usb_probe_device+0x100/0x100 [ 62.053967][ T12] really_probe+0x281/0x6d0 [ 62.058440][ T12] driver_probe_device+0x101/0x1b0 [ 62.063522][ T12] __device_attach_driver+0x1c2/0x220 [ 62.068868][ T12] ? driver_allows_async_probing+0x160/0x160 [ 62.074830][ T12] bus_for_each_drv+0x162/0x1e0 [ 62.079654][ T12] ? bus_rescan_devices+0x20/0x20 [ 62.084652][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 62.090445][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 62.095709][ T12] __device_attach+0x217/0x360 [ 62.100446][ T12] ? device_bind_driver+0xd0/0xd0 [ 62.105443][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 62.110701][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 62.115956][ T12] bus_probe_device+0x1e4/0x290 [ 62.120781][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 62.126649][ T12] device_add+0xae6/0x16f0 [ 62.131049][ T12] ? uevent_store+0x50/0x50 [ 62.135526][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 62.141304][ T12] usb_set_configuration+0xdf6/0x1670 [ 62.146649][ T12] generic_probe+0x9d/0xd5 [ 62.151045][ T12] usb_probe_device+0x99/0x100 [ 62.155782][ T12] ? usb_suspend+0x620/0x620 [ 62.160348][ T12] really_probe+0x281/0x6d0 [ 62.164826][ T12] driver_probe_device+0x101/0x1b0 [ 62.169911][ T12] __device_attach_driver+0x1c2/0x220 [ 62.175268][ T12] ? driver_allows_async_probing+0x160/0x160 [ 62.181219][ T12] bus_for_each_drv+0x162/0x1e0 [ 62.186044][ T12] ? bus_rescan_devices+0x20/0x20 [ 62.191058][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 62.196839][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 62.202096][ T12] __device_attach+0x217/0x360 [ 62.206834][ T12] ? device_bind_driver+0xd0/0xd0 [ 62.211831][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 62.217103][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 62.222380][ T12] bus_probe_device+0x1e4/0x290 [ 62.227218][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 62.233088][ T12] device_add+0xae6/0x16f0 [ 62.237479][ T12] ? uevent_store+0x50/0x50 [ 62.241958][ T12] usb_new_device.cold+0x6a4/0xe79 [ 62.247042][ T12] hub_event+0x1b5c/0x3640 [ 62.251503][ T12] ? hub_port_debounce+0x260/0x260 [ 62.256593][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.262114][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 62.267373][ T12] process_one_work+0x92b/0x1530 [ 62.272285][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 62.277642][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 62.282653][ T12] worker_thread+0x96/0xe20 [ 62.287132][ T12] ? process_one_work+0x1530/0x1530 [ 62.292305][ T12] kthread+0x318/0x420 [ 62.296348][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 62.301694][ T12] ret_from_fork+0x24/0x30 [ 62.306078][ T12] Modules linked in: [ 62.310042][ T12] ---[ end trace 857d947d1d8e268a ]--- [ 62.315521][ T12] RIP: 0010:usbnet_update_max_qlen+0x231/0x370 [ 62.321685][ T12] Code: 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 46 01 00 00 48 8d bb f4 00 00 00 31 d2 b8 c8 63 01 00 48 89 f9 <48> f7 b3 a8 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 c1 e9 03 0f [ 62.341298][ T12] RSP: 0018:ffff8881da20f010 EFLAGS: 00010246 [ 62.347341][ T12] RAX: 00000000000163c8 RBX: ffff8881d590dfc0 RCX: ffff8881d590e0b4 [ 62.355316][ T12] RDX: 0000000000000000 RSI: ffffffff8346856e RDI: ffff8881d590e0b4 [ 62.363305][ T12] RBP: 0000000000000003 R08: ffff8881da1f9800 R09: ffffed103ab21aaa [ 62.371290][ T12] R10: ffffed103ab21aa9 R11: ffff8881d590d54f R12: 0000000000000000 [ 62.379305][ T12] R13: ffff8881d590e138 R14: ffff8881d590dfc0 R15: ffff8881d2dab900 [ 62.387296][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 62.396233][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 62.402834][ T12] CR2: 00000000004c06a8 CR3: 00000001d468a000 CR4: 00000000001406f0 [ 62.410792][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 62.418776][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 62.426751][ T12] Kernel panic - not syncing: Fatal exception [ 62.433522][ T12] Kernel Offset: disabled [ 62.437840][ T12] Rebooting in 86400 seconds..