INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.61' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 24.509462][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 24.869556][ T22] usb 1-1: config 0 has an invalid interface number: 7 but max is 0 [ 24.877646][ T22] usb 1-1: config 0 has no interface number 0 [ 24.883810][ T22] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9375, bcdDevice=d4.90 [ 24.892887][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 24.902630][ T22] usb 1-1: config 0 descriptor?? [ 24.941453][ T22] kasan: CONFIG_KASAN_INLINE enabled [ 24.946775][ T22] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 24.954967][ T22] general protection fault: 0000 [#1] SMP KASAN [ 24.961315][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.3.0-rc7+ #0 [ 24.968660][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.979050][ T22] Workqueue: usb_hub_wq hub_event [ 24.984061][ T22] RIP: 0010:__lock_acquire+0x10b0/0x3b50 [ 24.989678][ T22] Code: 00 0f 85 5a 1e 00 00 48 81 c4 f0 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 56 1f 00 00 49 81 3e e0 58 67 88 0f 84 11 f0 ff [ 25.009278][ T22] RSP: 0018:ffff8881d9686fa0 EFLAGS: 00010006 [ 25.015346][ T22] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 25.023297][ T22] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000018 [ 25.031245][ T22] RBP: ffff8881da236000 R08: 0000000000000001 R09: 0000000000000001 [ 25.039192][ T22] R10: fffffbfff0f13ce7 R11: ffffffff8789e73f R12: 0000000000000001 [ 25.047157][ T22] R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 [ 25.055109][ T22] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 25.064019][ T22] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.070600][ T22] CR2: 00007fa8c6fea000 CR3: 00000001d387d000 CR4: 00000000001406e0 [ 25.078667][ T22] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.086621][ T22] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.094569][ T22] Call Trace: [ 25.097850][ T22] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 25.103635][ T22] ? ath6kl_core_init+0xf3/0x10b0 [ 25.108634][ T22] ? ath6kl_usb_probe+0xc7a/0x1180 [ 25.113722][ T22] ? usb_probe_interface+0x305/0x7a0 [ 25.118998][ T22] ? really_probe+0x281/0x6d0 [ 25.123778][ T22] ? driver_probe_device+0x101/0x1b0 [ 25.129039][ T22] ? __device_attach_driver+0x1c2/0x220 [ 25.134570][ T22] ? bus_for_each_drv+0x162/0x1e0 [ 25.139574][ T22] ? __device_attach+0x217/0x360 [ 25.144760][ T22] ? bus_probe_device+0x1e4/0x290 [ 25.149771][ T22] ? device_add+0xae6/0x16f0 [ 25.154407][ T22] ? usb_set_configuration+0xdf6/0x1670 [ 25.159955][ T22] ? generic_probe+0x9d/0xd5 [ 25.164522][ T22] ? usb_probe_device+0x99/0x100 [ 25.169443][ T22] ? really_probe+0x281/0x6d0 [ 25.174098][ T22] ? driver_probe_device+0x101/0x1b0 [ 25.179472][ T22] ? mark_held_locks+0xe0/0xe0 [ 25.184213][ T22] ? bus_probe_device+0x1e4/0x290 [ 25.189211][ T22] ? device_add+0xae6/0x16f0 [ 25.193824][ T22] ? usb_new_device.cold+0x6a4/0xe79 [ 25.199103][ T22] ? hub_event+0x1b5c/0x3640 [ 25.203684][ T22] ? process_one_work+0x92b/0x1530 [ 25.208776][ T22] ? worker_thread+0x96/0xe20 [ 25.213490][ T22] ? kthread+0x318/0x420 [ 25.217716][ T22] ? ret_from_fork+0x24/0x30 [ 25.222475][ T22] lock_acquire+0x127/0x320 [ 25.226958][ T22] ? ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 25.233265][ T22] _raw_spin_lock_irqsave+0x32/0x50 [ 25.238470][ T22] ? ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 25.244867][ T22] ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 25.250913][ T22] ath6kl_usb_post_recv_transfers.constprop.0+0x22e/0x400 [ 25.258417][ T22] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 25.264230][ T22] ath6kl_usb_power_on+0x88/0x120 [ 25.269765][ T22] ath6kl_core_init+0x154/0x10b0 [ 25.274702][ T22] ? ath6kl_core_destroy+0x20/0x20 [ 25.279831][ T22] ? memcpy+0x35/0x50 [ 25.283823][ T22] ? ath6kl_core_create+0x7d4/0x987 [ 25.289184][ T22] ath6kl_usb_probe+0xc7a/0x1180 [ 25.294114][ T22] usb_probe_interface+0x305/0x7a0 [ 25.299215][ T22] ? usb_probe_device+0x100/0x100 [ 25.304316][ T22] really_probe+0x281/0x6d0 [ 25.308918][ T22] driver_probe_device+0x101/0x1b0 [ 25.314048][ T22] __device_attach_driver+0x1c2/0x220 [ 25.319402][ T22] ? driver_allows_async_probing+0x160/0x160 [ 25.325364][ T22] bus_for_each_drv+0x162/0x1e0 [ 25.330249][ T22] ? bus_rescan_devices+0x20/0x20 [ 25.335260][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.341196][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 25.346458][ T22] __device_attach+0x217/0x360 [ 25.351197][ T22] ? device_bind_driver+0xd0/0xd0 [ 25.356199][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 25.361469][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 25.366758][ T22] bus_probe_device+0x1e4/0x290 [ 25.371741][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 25.377673][ T22] device_add+0xae6/0x16f0 [ 25.382191][ T22] ? uevent_store+0x50/0x50 [ 25.386720][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.392517][ T22] usb_set_configuration+0xdf6/0x1670 [ 25.397876][ T22] generic_probe+0x9d/0xd5 [ 25.402276][ T22] usb_probe_device+0x99/0x100 [ 25.407016][ T22] ? usb_suspend+0x620/0x620 [ 25.411775][ T22] really_probe+0x281/0x6d0 [ 25.416264][ T22] driver_probe_device+0x101/0x1b0 [ 25.421486][ T22] __device_attach_driver+0x1c2/0x220 [ 25.426955][ T22] ? driver_allows_async_probing+0x160/0x160 [ 25.432915][ T22] bus_for_each_drv+0x162/0x1e0 [ 25.437746][ T22] ? bus_rescan_devices+0x20/0x20 [ 25.442746][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 25.448527][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 25.453787][ T22] __device_attach+0x217/0x360 [ 25.458528][ T22] ? device_bind_driver+0xd0/0xd0 [ 25.463527][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 25.468786][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 25.474057][ T22] bus_probe_device+0x1e4/0x290 [ 25.479055][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 25.484931][ T22] device_add+0xae6/0x16f0 [ 25.489324][ T22] ? uevent_store+0x50/0x50 [ 25.493814][ T22] usb_new_device.cold+0x6a4/0xe79 [ 25.498907][ T22] hub_event+0x1b5c/0x3640 [ 25.503326][ T22] ? hub_port_debounce+0x260/0x260 [ 25.508423][ T22] process_one_work+0x92b/0x1530 [ 25.513338][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 25.518683][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 25.523797][ T22] worker_thread+0x96/0xe20 [ 25.528363][ T22] ? process_one_work+0x1530/0x1530 [ 25.533544][ T22] kthread+0x318/0x420 [ 25.538283][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 25.543738][ T22] ret_from_fork+0x24/0x30 [ 25.548123][ T22] Modules linked in: [ 25.552005][ T22] ---[ end trace 65cec9eebe55dcc9 ]--- [ 25.557442][ T22] RIP: 0010:__lock_acquire+0x10b0/0x3b50 [ 25.563323][ T22] Code: 00 0f 85 5a 1e 00 00 48 81 c4 f0 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 56 1f 00 00 49 81 3e e0 58 67 88 0f 84 11 f0 ff [ 25.582997][ T22] RSP: 0018:ffff8881d9686fa0 EFLAGS: 00010006 [ 25.590009][ T22] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 25.597960][ T22] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000018 [ 25.605919][ T22] RBP: ffff8881da236000 R08: 0000000000000001 R09: 0000000000000001 [ 25.614824][ T22] R10: fffffbfff0f13ce7 R11: ffffffff8789e73f R12: 0000000000000001 [ 25.622799][ T22] R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 [ 25.630782][ T22] FS: 0000000000000000(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 25.639687][ T22] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 25.646253][ T22] CR2: 00007fa8c6fea000 CR3: 00000001d387d000 CR4: 00000000001406e0 [ 25.654201][ T22] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 25.662145][ T22] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 25.670178][ T22] Kernel panic - not syncing: Fatal exception [ 25.677460][ T22] Kernel Offset: disabled [ 25.681798][ T22] Rebooting in 86400 seconds..