[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[ 16.217446][ T1677] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 16.318060][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.21' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 66.894945][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 67.134925][ T12] usb 1-1: Using ep0 maxpacket: 32 [ 67.255019][ T12] usb 1-1: config 189 has an invalid interface number: 87 but max is 0 [ 67.263476][ T12] usb 1-1: config 189 has no interface number 0 [ 67.270011][ T12] usb 1-1: config 189 interface 87 has no altsetting 0 [ 67.514994][ T12] usb 1-1: string descriptor 0 read error: -22 [ 67.521243][ T12] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9374, bcdDevice=3b.c5 [ 67.530503][ T12] usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=0 [ 67.577108][ T12] kasan: CONFIG_KASAN_INLINE enabled [ 67.582592][ T12] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 67.590880][ T12] general protection fault: 0000 [#1] SMP KASAN [ 67.597208][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc6+ #13 [ 67.604646][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.614833][ T12] Workqueue: usb_hub_wq hub_event [ 67.619855][ T12] RIP: 0010:__lock_acquire+0xb9f/0x5340 [ 67.625546][ T12] Code: 28 00 00 00 0f 85 5a 2c 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 8c 2e 00 00 49 81 3e 60 49 8a 88 0f 84 35 f5 ff [ 67.645265][ T12] RSP: 0018:ffff8881d9e0ee60 EFLAGS: 00010006 [ 67.651510][ T12] RAX: dffffc0000000000 RBX: ffff8881d9df9800 RCX: 0000000000000000 [ 67.660544][ T12] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000001 [ 67.668600][ T12] RBP: ffff8881d9e0f008 R08: 0000000000000001 R09: 0000000000000001 [ 67.677253][ T12] R10: 0000000000000001 R11: ffff8881d9df9800 R12: 0000000000000000 [ 67.685505][ T12] R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 [ 67.693513][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 67.702435][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 67.709134][ T12] CR2: 00007f372f710000 CR3: 00000001d39de000 CR4: 00000000001406f0 [ 67.717309][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 67.725572][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 67.733533][ T12] Call Trace: [ 67.736818][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 67.742290][ T12] ? stack_depot_save+0x252/0x440 [ 67.747316][ T12] ? save_stack+0x4c/0x80 [ 67.751734][ T12] ? save_stack+0x1b/0x80 [ 67.756836][ T12] ? mark_held_locks+0xe0/0xe0 [ 67.761658][ T12] ? usb_probe_interface+0x305/0x7a0 [ 67.766943][ T12] ? really_probe+0x281/0x660 [ 67.771689][ T12] ? driver_probe_device+0x104/0x210 [ 67.776963][ T12] ? __device_attach_driver+0x1c2/0x220 [ 67.782845][ T12] ? bus_for_each_drv+0x15c/0x1e0 [ 67.788116][ T12] ? __device_attach+0x217/0x360 [ 67.793909][ T12] ? bus_probe_device+0x1e4/0x290 [ 67.798933][ T12] ? device_add+0xae6/0x16f0 [ 67.803506][ T12] ? usb_set_configuration+0xdf6/0x1670 [ 67.809031][ T12] ? generic_probe+0x9d/0xd5 [ 67.813622][ T12] ? usb_probe_device+0x99/0x100 [ 67.818554][ T12] ? really_probe+0x281/0x660 [ 67.823220][ T12] ? driver_probe_device+0x104/0x210 [ 67.828607][ T12] ? __device_attach_driver+0x1c2/0x220 [ 67.834137][ T12] ? bus_for_each_drv+0x15c/0x1e0 [ 67.839149][ T12] ? __device_attach+0x217/0x360 [ 67.844062][ T12] ? bus_probe_device+0x1e4/0x290 [ 67.849084][ T12] ? device_add+0xae6/0x16f0 [ 67.853748][ T12] ? usb_new_device.cold+0x8c1/0x1016 [ 67.859142][ T12] ? hub_event+0x1ada/0x3590 [ 67.863734][ T12] ? process_one_work+0x905/0x1570 [ 67.868884][ T12] ? worker_thread+0x96/0xe20 [ 67.873559][ T12] ? kthread+0x30b/0x410 [ 67.877809][ T12] ? ret_from_fork+0x24/0x30 [ 67.882390][ T12] lock_acquire+0x100/0x2b0 [ 67.886950][ T12] ? ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 67.894906][ T12] _raw_spin_lock_irqsave+0x32/0x50 [ 67.900107][ T12] ? ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 67.906339][ T12] ath6kl_usb_alloc_urb_from_pipe+0x44/0x2b0 [ 67.912477][ T12] ath6kl_usb_post_recv_transfers.constprop.0+0x22e/0x400 [ 67.919941][ T12] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 67.925952][ T12] ath6kl_usb_power_on+0x88/0x120 [ 67.930967][ T12] ath6kl_core_init+0x1ae/0x1040 [ 67.935883][ T12] ? ath6kl_core_destroy+0x20/0x20 [ 67.941085][ T12] ? memcpy+0x35/0x50 [ 67.945054][ T12] ? ath6kl_core_create+0x7a5/0x960 [ 67.950247][ T12] ath6kl_usb_probe+0xc7a/0x1180 [ 67.955176][ T12] usb_probe_interface+0x305/0x7a0 [ 67.961922][ T12] ? usb_probe_device+0x100/0x100 [ 67.967774][ T12] really_probe+0x281/0x660 [ 67.972272][ T12] driver_probe_device+0x104/0x210 [ 67.977367][ T12] __device_attach_driver+0x1c2/0x220 [ 67.983250][ T12] ? driver_allows_async_probing+0x160/0x160 [ 67.989823][ T12] bus_for_each_drv+0x15c/0x1e0 [ 67.995347][ T12] ? bus_rescan_devices+0x20/0x20 [ 68.001105][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 68.008465][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 68.014581][ T12] __device_attach+0x217/0x360 [ 68.019484][ T12] ? device_bind_driver+0xd0/0xd0 [ 68.024491][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 68.029770][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 68.035040][ T12] bus_probe_device+0x1e4/0x290 [ 68.039997][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 68.045966][ T12] device_add+0xae6/0x16f0 [ 68.050547][ T12] ? uevent_store+0x50/0x50 [ 68.055080][ T12] usb_set_configuration+0xdf6/0x1670 [ 68.060441][ T12] generic_probe+0x9d/0xd5 [ 68.064860][ T12] usb_probe_device+0x99/0x100 [ 68.069798][ T12] ? usb_suspend+0x620/0x620 [ 68.074601][ T12] really_probe+0x281/0x660 [ 68.079228][ T12] driver_probe_device+0x104/0x210 [ 68.084481][ T12] __device_attach_driver+0x1c2/0x220 [ 68.089839][ T12] ? driver_allows_async_probing+0x160/0x160 [ 68.095833][ T12] bus_for_each_drv+0x15c/0x1e0 [ 68.100963][ T12] ? bus_rescan_devices+0x20/0x20 [ 68.106050][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 68.111907][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 68.117188][ T12] __device_attach+0x217/0x360 [ 68.121943][ T12] ? device_bind_driver+0xd0/0xd0 [ 68.127045][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 68.132311][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 68.137744][ T12] bus_probe_device+0x1e4/0x290 [ 68.142670][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 68.148607][ T12] device_add+0xae6/0x16f0 [ 68.153007][ T12] ? uevent_store+0x50/0x50 [ 68.157510][ T12] usb_new_device.cold+0x8c1/0x1016 [ 68.162691][ T12] ? usb_port_suspend+0xa40/0xa40 [ 68.168654][ T12] ? mark_held_locks+0x9f/0xe0 [ 68.173399][ T12] ? _raw_spin_unlock_irq+0x24/0x30 [ 68.178679][ T12] hub_event+0x1ada/0x3590 [ 68.183091][ T12] ? hub_port_debounce+0x260/0x260 [ 68.188183][ T12] process_one_work+0x905/0x1570 [ 68.193116][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 68.198485][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 68.203636][ T12] worker_thread+0x96/0xe20 [ 68.208405][ T12] ? process_one_work+0x1570/0x1570 [ 68.213583][ T12] kthread+0x30b/0x410 [ 68.217743][ T12] ? kthread_park+0x1a0/0x1a0 [ 68.222408][ T12] ret_from_fork+0x24/0x30 [ 68.226803][ T12] Modules linked in: [ 68.230781][ T12] ---[ end trace 4a5347564d1fdf25 ]--- [ 68.236219][ T12] RIP: 0010:__lock_acquire+0xb9f/0x5340 [ 68.241838][ T12] Code: 28 00 00 00 0f 85 5a 2c 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 8c 2e 00 00 49 81 3e 60 49 8a 88 0f 84 35 f5 ff [ 68.261519][ T12] RSP: 0018:ffff8881d9e0ee60 EFLAGS: 00010006 [ 68.267559][ T12] RAX: dffffc0000000000 RBX: ffff8881d9df9800 RCX: 0000000000000000 [ 68.275827][ T12] RDX: 0000000000000003 RSI: 0000000000000000 RDI: 0000000000000001 [ 68.285064][ T12] RBP: ffff8881d9e0f008 R08: 0000000000000001 R09: 0000000000000001 [ 68.293371][ T12] R10: 0000000000000001 R11: ffff8881d9df9800 R12: 0000000000000000 [ 68.301337][ T12] R13: 0000000000000000 R14: 0000000000000018 R15: 0000000000000000 [ 68.309298][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 68.318359][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 68.325198][ T12] CR2: 00007f372f710000 CR3: 00000001d39de000 CR4: 00000000001406f0 [ 68.333250][ T12] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 68.341210][ T12] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 68.350866][ T12] Kernel panic - not syncing: Fatal exception [ 68.357409][ T12] Kernel Offset: disabled [ 68.361864][ T12] Rebooting in 86400 seconds..