[info] Using makefile-style concurrent boot in runlevel 2. [ 14.941204][ C1] random: crng init done [....] 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 '10.128.0.96' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 53.418164][ T12] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 53.788237][ T12] usb 1-1: config 254 has an invalid interface number: 177 but max is 0 [ 53.796808][ T12] usb 1-1: config 254 has no interface number 0 [ 53.803256][ T12] usb 1-1: config 254 interface 177 altsetting 0 endpoint 0x85 has an invalid bInterval 0, changing to 10 [ 53.814821][ T12] usb 1-1: config 254 interface 177 altsetting 0 endpoint 0x1 has invalid maxpacket 2044, setting to 64 [ 53.826660][ T12] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9374, bcdDevice=33.de [ 53.835909][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 53.881771][ T12] kasan: CONFIG_KASAN_INLINE enabled [ 53.887598][ T12] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 53.896091][ T12] general protection fault: 0000 [#1] SMP KASAN [ 53.902322][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0-rc5+ #28 [ 53.909754][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.919987][ T12] Workqueue: usb_hub_wq hub_event [ 53.925186][ T12] RIP: 0010:__lock_acquire+0x10b0/0x3b50 [ 53.930886][ T12] 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 [ 53.950557][ T12] RSP: 0000:ffff8881da20efa0 EFLAGS: 00010006 [ 53.956786][ T12] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 53.964919][ T12] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000018 [ 53.973138][ T12] RBP: ffff8881da1f9800 R08: 0000000000000001 R09: 0000000000000001 [ 53.981094][ T12] R10: fffffbfff0f13c37 R11: ffffffff8789e1bf R12: 0000000000000001 [ 53.989135][ T12] R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 [ 53.997087][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 54.006428][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.013862][ T12] CR2: 00007fff15563b58 CR3: 00000001d3f2e000 CR4: 00000000001406f0 [ 54.021813][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.030125][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.038985][ T12] Call Trace: [ 54.042266][ T12] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 54.048243][ T12] ? ath6kl_core_init+0xf3/0x10b0 [ 54.053769][ T12] ? ath6kl_usb_probe+0xc7a/0x1180 [ 54.058882][ T12] ? usb_probe_interface+0x305/0x7a0 [ 54.064333][ T12] ? really_probe+0x281/0x6d0 [ 54.069002][ T12] ? driver_probe_device+0x101/0x1b0 [ 54.074353][ T12] ? __device_attach_driver+0x1c2/0x220 [ 54.079880][ T12] ? bus_for_each_drv+0x162/0x1e0 [ 54.084884][ T12] ? __device_attach+0x217/0x360 [ 54.090335][ T12] ? bus_probe_device+0x1e4/0x290 [ 54.095426][ T12] ? device_add+0xae6/0x16f0 [ 54.100014][ T12] ? usb_set_configuration+0xdf6/0x1670 [ 54.105643][ T12] ? generic_probe+0x9d/0xd5 [ 54.110298][ T12] ? usb_probe_device+0x99/0x100 [ 54.115222][ T12] ? really_probe+0x281/0x6d0 [ 54.120162][ T12] ? driver_probe_device+0x101/0x1b0 [ 54.125780][ T12] ? mark_held_locks+0xe0/0xe0 [ 54.130796][ T12] ? bus_probe_device+0x1e4/0x290 [ 54.135802][ T12] ? device_add+0xae6/0x16f0 [ 54.140371][ T12] ? usb_new_device.cold+0x6a4/0xe79 [ 54.145805][ T12] ? hub_event+0x1b5c/0x3640 [ 54.152564][ T12] ? process_one_work+0x92b/0x1530 [ 54.157829][ T12] ? worker_thread+0x96/0xe20 [ 54.162484][ T12] ? kthread+0x318/0x420 [ 54.167051][ T12] ? ret_from_fork+0x24/0x30 [ 54.171792][ T12] lock_acquire+0x127/0x320 [ 54.176279][ T12] ? ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 54.182419][ T12] _raw_spin_lock_irqsave+0x32/0x50 [ 54.187808][ T12] ? ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 54.194084][ T12] ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 54.200056][ T12] ath6kl_usb_post_recv_transfers.constprop.0+0x22e/0x400 [ 54.207489][ T12] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 54.213477][ T12] ath6kl_usb_power_on+0x88/0x120 [ 54.218604][ T12] ath6kl_core_init+0x154/0x10b0 [ 54.223615][ T12] ? ath6kl_core_destroy+0x20/0x20 [ 54.228931][ T12] ? memcpy+0x35/0x50 [ 54.232920][ T12] ? ath6kl_core_create+0x7d4/0x987 [ 54.238186][ T12] ath6kl_usb_probe+0xc7a/0x1180 [ 54.243108][ T12] usb_probe_interface+0x305/0x7a0 [ 54.248198][ T12] ? usb_probe_device+0x100/0x100 [ 54.253380][ T12] really_probe+0x281/0x6d0 [ 54.258310][ T12] driver_probe_device+0x101/0x1b0 [ 54.264029][ T12] __device_attach_driver+0x1c2/0x220 [ 54.269640][ T12] ? driver_allows_async_probing+0x160/0x160 [ 54.275702][ T12] bus_for_each_drv+0x162/0x1e0 [ 54.280533][ T12] ? bus_rescan_devices+0x20/0x20 [ 54.285666][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 54.291450][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 54.296716][ T12] __device_attach+0x217/0x360 [ 54.301641][ T12] ? device_bind_driver+0xd0/0xd0 [ 54.306652][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 54.312871][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 54.318134][ T12] bus_probe_device+0x1e4/0x290 [ 54.322967][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 54.328838][ T12] device_add+0xae6/0x16f0 [ 54.333258][ T12] ? uevent_store+0x50/0x50 [ 54.337761][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 54.343567][ T12] usb_set_configuration+0xdf6/0x1670 [ 54.348924][ T12] generic_probe+0x9d/0xd5 [ 54.353502][ T12] usb_probe_device+0x99/0x100 [ 54.358332][ T12] ? usb_suspend+0x620/0x620 [ 54.362986][ T12] really_probe+0x281/0x6d0 [ 54.367555][ T12] driver_probe_device+0x101/0x1b0 [ 54.372734][ T12] __device_attach_driver+0x1c2/0x220 [ 54.378176][ T12] ? driver_allows_async_probing+0x160/0x160 [ 54.384256][ T12] bus_for_each_drv+0x162/0x1e0 [ 54.389083][ T12] ? bus_rescan_devices+0x20/0x20 [ 54.394093][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 54.399888][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 54.405184][ T12] __device_attach+0x217/0x360 [ 54.409929][ T12] ? device_bind_driver+0xd0/0xd0 [ 54.415489][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 54.420799][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 54.426236][ T12] bus_probe_device+0x1e4/0x290 [ 54.431181][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 54.437140][ T12] device_add+0xae6/0x16f0 [ 54.442089][ T12] ? uevent_store+0x50/0x50 [ 54.446570][ T12] usb_new_device.cold+0x6a4/0xe79 [ 54.451662][ T12] hub_event+0x1b5c/0x3640 [ 54.456057][ T12] ? hub_port_debounce+0x260/0x260 [ 54.461406][ T12] process_one_work+0x92b/0x1530 [ 54.466413][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 54.487326][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 54.492518][ T12] worker_thread+0x96/0xe20 [ 54.497018][ T12] ? process_one_work+0x1530/0x1530 [ 54.502286][ T12] kthread+0x318/0x420 [ 54.506423][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 54.511898][ T12] ret_from_fork+0x24/0x30 [ 54.516921][ T12] Modules linked in: [ 54.520830][ T12] ---[ end trace c4c2a98a6e6325bf ]--- [ 54.527257][ T12] RIP: 0010:__lock_acquire+0x10b0/0x3b50 [ 54.533044][ T12] 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 [ 54.552712][ T12] RSP: 0000:ffff8881da20efa0 EFLAGS: 00010006 [ 54.558776][ T12] RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 54.566732][ T12] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000018 [ 54.574813][ T12] RBP: ffff8881da1f9800 R08: 0000000000000001 R09: 0000000000000001 [ 54.583916][ T12] R10: fffffbfff0f13c37 R11: ffffffff8789e1bf R12: 0000000000000001 [ 54.592300][ T12] R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 [ 54.600251][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 54.609632][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.616215][ T12] CR2: 00007fff15563b58 CR3: 00000001d3f2e000 CR4: 00000000001406f0 [ 54.624268][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.632399][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.640352][ T12] Kernel panic - not syncing: Fatal exception [ 54.646720][ T12] Kernel Offset: disabled [ 54.651257][ T12] Rebooting in 86400 seconds..