[info] Using makefile-style concurrent boot in runlevel 2. [ 14.741527][ 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 '10.128.0.187' (ECDSA) to the list of known hosts. syzkaller login: [ 26.101338][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 26.341302][ T12] usb 1-1: Using ep0 maxpacket: 16 [ 26.461379][ T12] usb 1-1: config 128 has an invalid interface number: 14 but max is 0 [ 26.469734][ T12] usb 1-1: config 128 has no interface number 0 [ 26.476057][ T12] usb 1-1: config 128 interface 14 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 1 [ 26.486016][ T12] usb 1-1: config 128 interface 14 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 24 [ 26.496296][ T12] usb 1-1: New USB device found, idVendor=10cf, idProduct=5502, bcdDevice=93.e8 [ 26.505331][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 26.541574][ T1713] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 [ 26.549020][ T1713] raw: raw_ioctl_ep_enable: fail, usb_ep_enable returned -22 [ 26.565199][ T12] ------------[ cut here ]------------ [ 26.570767][ T12] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 26.576811][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 26.586265][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 26.592964][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-syzkaller #0 [ 26.600736][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.610777][ T12] Workqueue: usb_hub_wq hub_event [ 26.615787][ T12] Call Trace: [ 26.619099][ T12] dump_stack+0xef/0x16e [ 26.623318][ T12] ? usb_submit_urb+0x1110/0x13b0 [ 26.628318][ T12] panic+0x2aa/0x6e1 [ 26.632187][ T12] ? add_taint.cold+0x16/0x16 [ 26.636853][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 26.642110][ T12] ? __warn.cold+0x14/0x30 [ 26.646502][ T12] ? __warn+0xd5/0x1c8 [ 26.650565][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 26.655562][ T12] __warn.cold+0x2f/0x30 [ 26.659775][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 26.664783][ T12] report_bug+0x27b/0x2f0 [ 26.669095][ T12] do_error_trap+0x12b/0x1e0 [ 26.673668][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 26.678673][ T12] do_invalid_op+0x32/0x40 [ 26.683061][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 26.688059][ T12] invalid_op+0x23/0x30 [ 26.692189][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 26.697791][ T12] Code: 4d 85 ed 74 2c e8 a8 84 e9 fd 4c 89 f7 e8 20 74 1d ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 29 15 86 e8 10 b3 be fd <0f> 0b e9 20 f4 ff ff e8 7c 84 e9 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 26.717380][ T12] RSP: 0018:ffff8881da627048 EFLAGS: 00010286 [ 26.723429][ T12] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 26.731380][ T12] RDX: 0000000000000000 RSI: ffffffff8128ebcd RDI: ffffed103b4c4dfb [ 26.739335][ T12] RBP: ffff8881d5097300 R08: ffff8881da611880 R09: fffffbfff11aecad [ 26.747298][ T12] R10: fffffbfff11aecac R11: ffffffff88d76567 R12: 0000000000000001 [ 26.755250][ T12] R13: ffff8881d99f5030 R14: ffff8881d02b50a0 R15: ffff8881d5097100 [ 26.763213][ T12] ? vprintk_func+0x7d/0x113 [ 26.767784][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 26.772784][ T12] usb_start_wait_urb+0x108/0x2b0 [ 26.777784][ T12] ? sg_clean+0x230/0x230 [ 26.782087][ T12] ? kasan_unpoison_shadow+0x30/0x40 [ 26.787359][ T12] ? memset+0x20/0x40 [ 26.791323][ T12] usb_bulk_msg+0x228/0x550 [ 26.795859][ T12] vmk80xx_write_packet+0x1df/0x260 [ 26.801050][ T12] vmk80xx_auto_attach+0x13b1/0x17c0 [ 26.806314][ T12] comedi_auto_config+0x16e/0x250 [ 26.811316][ T12] usb_probe_interface+0x305/0x7a0 [ 26.816413][ T12] ? usb_probe_device+0x100/0x100 [ 26.821410][ T12] really_probe+0x281/0x6d0 [ 26.826133][ T12] driver_probe_device+0x104/0x210 [ 26.831230][ T12] __device_attach_driver+0x1c2/0x220 [ 26.836579][ T12] ? driver_allows_async_probing+0x160/0x160 [ 26.842535][ T12] bus_for_each_drv+0x162/0x1e0 [ 26.847362][ T12] ? bus_rescan_devices+0x20/0x20 [ 26.852362][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.858145][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 26.863405][ T12] __device_attach+0x217/0x360 [ 26.868144][ T12] ? device_bind_driver+0xd0/0xd0 [ 26.873142][ T12] bus_probe_device+0x1e4/0x290 [ 26.877966][ T12] device_add+0x1480/0x1c20 [ 26.882443][ T12] ? wait_for_completion+0x3c0/0x3c0 [ 26.887701][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 26.893742][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.899531][ T12] usb_set_configuration+0xe67/0x1740 [ 26.904877][ T12] generic_probe+0x9d/0xd5 [ 26.909266][ T12] usb_probe_device+0x99/0x100 [ 26.914109][ T12] ? usb_suspend+0x620/0x620 [ 26.918676][ T12] really_probe+0x281/0x6d0 [ 26.923238][ T12] driver_probe_device+0x104/0x210 [ 26.928321][ T12] __device_attach_driver+0x1c2/0x220 [ 26.933667][ T12] ? driver_allows_async_probing+0x160/0x160 [ 26.939619][ T12] bus_for_each_drv+0x162/0x1e0 [ 26.944444][ T12] ? bus_rescan_devices+0x20/0x20 [ 26.949439][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.955216][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 26.960473][ T12] __device_attach+0x217/0x360 [ 26.965208][ T12] ? device_bind_driver+0xd0/0xd0 [ 26.970205][ T12] bus_probe_device+0x1e4/0x290 [ 26.975029][ T12] device_add+0x1480/0x1c20 [ 26.979509][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 26.985551][ T12] usb_new_device.cold+0x6a4/0xe79 [ 26.990632][ T12] hub_event+0x1e59/0x3860 [ 26.995021][ T12] ? hub_port_debounce+0x260/0x260 [ 27.000105][ T12] ? find_held_lock+0x2d/0x110 [ 27.004852][ T12] ? mark_held_locks+0xe0/0xe0 [ 27.009615][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 27.015143][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 27.020419][ T12] process_one_work+0x92b/0x1530 [ 27.025337][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 27.030684][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 27.035742][ T12] worker_thread+0x96/0xe20 [ 27.040220][ T12] ? process_one_work+0x1530/0x1530 [ 27.045397][ T12] kthread+0x318/0x420 [ 27.049441][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 27.054787][ T12] ret_from_fork+0x24/0x30 [ 27.059923][ T12] Kernel Offset: disabled [ 27.064286][ T12] Rebooting in 86400 seconds..