[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 14.579976][ C1] random: crng init done [....] 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 '10.128.0.214' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 49.467114][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 49.707055][ T22] usb 1-1: Using ep0 maxpacket: 32 [ 49.827113][ T22] usb 1-1: config 0 has an invalid interface number: 216 but max is 0 [ 49.836150][ T22] usb 1-1: config 0 has no interface number 0 [ 49.842368][ T22] usb 1-1: config 0 interface 216 altsetting 0 bulk endpoint 0x87 has invalid maxpacket 672 [ 49.852525][ T22] usb 1-1: New USB device found, idVendor=8086, idProduct=0181, bcdDevice=46.8f [ 49.861584][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 49.870908][ T22] usb 1-1: config 0 descriptor?? [ 49.909281][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.917688][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.925900][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.934282][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.942636][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.950855][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.959059][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.967715][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.976147][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.984395][ T22] i2400m_usb 1-1:0.216: W: __i2400mu_send_barker: cannot send URB: -8 [ 49.992751][ T22] i2400m_usb 1-1:0.216: E: __i2400mu_send_barker: maximum errors in URB exceeded; resetting device [ 50.003549][ T22] i2400m_usb 1-1:0.216: warm reset failed (-8); trying USB reset [ 50.011318][ T22] ------------[ cut here ]------------ [ 50.017105][ T22] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 50.023104][ T22] WARNING: CPU: 1 PID: 22 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 50.032621][ T22] Kernel panic - not syncing: panic_on_warn set ... [ 50.039217][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.3.0+ #0 [ 50.046212][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.056253][ T22] Workqueue: usb_hub_wq hub_event [ 50.061252][ T22] Call Trace: [ 50.064525][ T22] dump_stack+0xca/0x13e [ 50.069301][ T22] ? usb_submit_urb+0x1100/0x13b0 [ 50.074301][ T22] panic+0x2a3/0x6da [ 50.078432][ T22] ? add_taint.cold+0x16/0x16 [ 50.083085][ T22] ? __probe_kernel_read+0x188/0x1d0 [ 50.088346][ T22] ? __warn.cold+0x5/0x4a [ 50.092660][ T22] ? __warn+0xe3/0x1e0 [ 50.096961][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 50.101965][ T22] __warn.cold+0x20/0x4a [ 50.106271][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 50.111272][ T22] report_bug+0x262/0x2a0 [ 50.115593][ T22] do_error_trap+0x12b/0x1e0 [ 50.120159][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 50.125157][ T22] do_invalid_op+0x32/0x40 [ 50.129564][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 50.134561][ T22] invalid_op+0x23/0x30 [ 50.138696][ T22] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 50.144452][ T22] Code: 4d 85 ed 74 2c e8 98 59 ee fd 4c 89 f7 e8 10 4b 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 c2 18 86 e8 2d e5 c3 fd <0f> 0b e9 20 f4 ff ff e8 6c 59 ee fd 4c 89 f2 48 b8 00 00 00 00 00 [ 50.164710][ T22] RSP: 0018:ffff8881d968ec70 EFLAGS: 00010286 [ 50.170760][ T22] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 50.178876][ T22] RDX: 0000000000000000 RSI: ffffffff8128d9ad RDI: ffffed103b2d1d80 [ 50.186831][ T22] RBP: ffff8881d37005a0 R08: ffff8881da236000 R09: ffffed103b665d58 [ 50.194782][ T22] R10: ffffed103b665d57 R11: ffff8881db32eabf R12: 0000000000000001 [ 50.202992][ T22] R13: ffff8881d5d8b8a0 R14: ffff8881d97d66a0 R15: ffff8881d968edf0 [ 50.210954][ T22] ? vprintk_func+0x7d/0x113 [ 50.215544][ T22] i2400mu_bus_bm_wait_for_ack+0x4bf/0xb45 [ 50.221330][ T22] ? i2400mu_bus_bm_cmd_send+0xb20/0xb20 [ 50.226940][ T22] ? rpm_suspend+0x51f/0x1300 [ 50.231591][ T22] ? dev_vprintk_emit+0x541/0x541 [ 50.236602][ T22] ? i2400m_rx_stats_read.cold+0x1f/0x1f [ 50.242214][ T22] ? mark_lock+0xbc/0x1160 [ 50.246695][ T22] ? _dev_crit+0x109/0x109 [ 50.251093][ T22] ? mark_held_locks+0x9f/0xe0 [ 50.255831][ T22] ? queue_work_on+0x8f/0xb0 [ 50.260409][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 50.265669][ T22] i2400m_bm_cmd+0x346/0x7f0 [ 50.270280][ T22] ? i2400mu_bus_reset+0x1ff/0x410 [ 50.275468][ T22] ? __i2400m_bm_ack_verify+0x910/0x910 [ 50.280994][ T22] ? usb_probe_interface+0x305/0x7a0 [ 50.286277][ T22] ? really_probe+0x281/0x6d0 [ 50.290949][ T22] ? driver_probe_device+0x101/0x1b0 [ 50.296218][ T22] ? __device_attach_driver+0x1c2/0x220 [ 50.301757][ T22] ? bus_for_each_drv+0x162/0x1e0 [ 50.306767][ T22] ? __device_attach+0x217/0x360 [ 50.311770][ T22] ? bus_probe_device+0x1e4/0x290 [ 50.316777][ T22] ? device_add+0xae6/0x16f0 [ 50.321348][ T22] ? usb_set_configuration+0xdf6/0x1670 [ 50.326869][ T22] ? generic_probe+0x9d/0xd5 [ 50.331528][ T22] ? i2400m_reset+0x7e/0x2e0 [ 50.336095][ T22] ? really_probe+0x281/0x6d0 [ 50.340762][ T22] ? driver_probe_device+0x101/0x1b0 [ 50.346141][ T22] ? __device_attach_driver+0x1c2/0x220 [ 50.351673][ T22] ? bus_for_each_drv+0x162/0x1e0 [ 50.356675][ T22] ? __device_attach+0x217/0x360 [ 50.361600][ T22] i2400m_bootrom_init+0x319/0x1060 [ 50.367315][ T22] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 50.372945][ T22] ? i2400m_barker_db_init+0x2d0/0x2d0 [ 50.378535][ T22] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.384662][ T22] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 50.389921][ T22] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 50.395701][ T22] ? kasan_unpoison_shadow+0x30/0x40 [ 50.401432][ T22] ? i2400m_setup+0x29c/0x970 [ 50.406206][ T22] i2400m_setup+0x29c/0x970 [ 50.410685][ T22] ? __i2400m_dev_stop+0x360/0x360 [ 50.415776][ T22] ? mark_lock+0xbc/0x1160 [ 50.420169][ T22] ? rwlock_bug.part.0+0x90/0x90 [ 50.425082][ T22] ? mark_held_locks+0x9f/0xe0 [ 50.429826][ T22] ? _raw_spin_unlock_irq+0x24/0x30 [ 50.435004][ T22] i2400mu_probe+0x6b9/0xb10 [ 50.439584][ T22] usb_probe_interface+0x305/0x7a0 [ 50.444672][ T22] ? usb_probe_device+0x100/0x100 [ 50.449672][ T22] really_probe+0x281/0x6d0 [ 50.454152][ T22] driver_probe_device+0x101/0x1b0 [ 50.459250][ T22] __device_attach_driver+0x1c2/0x220 [ 50.464596][ T22] ? driver_allows_async_probing+0x160/0x160 [ 50.470550][ T22] bus_for_each_drv+0x162/0x1e0 [ 50.475376][ T22] ? bus_rescan_devices+0x20/0x20 [ 50.480377][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.486167][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 50.491435][ T22] __device_attach+0x217/0x360 [ 50.496184][ T22] ? device_bind_driver+0xd0/0xd0 [ 50.501182][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 50.506441][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 50.511698][ T22] bus_probe_device+0x1e4/0x290 [ 50.516538][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.522405][ T22] device_add+0xae6/0x16f0 [ 50.526796][ T22] ? uevent_store+0x50/0x50 [ 50.531276][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.537067][ T22] usb_set_configuration+0xdf6/0x1670 [ 50.542424][ T22] generic_probe+0x9d/0xd5 [ 50.546818][ T22] usb_probe_device+0x99/0x100 [ 50.551826][ T22] ? usb_suspend+0x620/0x620 [ 50.556401][ T22] really_probe+0x281/0x6d0 [ 50.560883][ T22] driver_probe_device+0x101/0x1b0 [ 50.565974][ T22] __device_attach_driver+0x1c2/0x220 [ 50.571334][ T22] ? driver_allows_async_probing+0x160/0x160 [ 50.577297][ T22] bus_for_each_drv+0x162/0x1e0 [ 50.582121][ T22] ? bus_rescan_devices+0x20/0x20 [ 50.587119][ T22] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 50.592984][ T22] ? lockdep_hardirqs_on+0x379/0x580 [ 50.598254][ T22] __device_attach+0x217/0x360 [ 50.602997][ T22] ? device_bind_driver+0xd0/0xd0 [ 50.608006][ T22] ? kobject_uevent_env+0x29e/0x1150 [ 50.613271][ T22] ? kobject_uevent_env+0x2a8/0x1150 [ 50.618530][ T22] bus_probe_device+0x1e4/0x290 [ 50.623360][ T22] ? blocking_notifier_call_chain+0x54/0xa0 [ 50.629229][ T22] device_add+0xae6/0x16f0 [ 50.633632][ T22] ? uevent_store+0x50/0x50 [ 50.638112][ T22] usb_new_device.cold+0x6a4/0xe79 [ 50.644158][ T22] hub_event+0x1b5c/0x3640 [ 50.648549][ T22] ? hub_port_debounce+0x260/0x260 [ 50.653633][ T22] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 50.659394][ T22] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 50.664661][ T22] process_one_work+0x92b/0x1530 [ 50.669572][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 50.674916][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 50.679933][ T22] worker_thread+0x96/0xe20 [ 50.684429][ T22] ? process_one_work+0x1530/0x1530 [ 50.689656][ T22] kthread+0x318/0x420 [ 50.693717][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 50.699088][ T22] ret_from_fork+0x24/0x30 [ 50.704376][ T22] Kernel Offset: disabled [ 50.708735][ T22] Rebooting in 86400 seconds..