[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[ 15.596511][ T1669] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 15.702165][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. syzkaller login: [ 42.091980][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 42.331499][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 42.451604][ T83] usb 1-1: config 0 has an invalid interface number: 147 but max is 0 [ 42.459962][ T83] usb 1-1: config 0 has an invalid interface association descriptor of length 2, skipping [ 42.470015][ T83] usb 1-1: config 0 has no interface number 0 [ 42.476414][ T83] usb 1-1: config 0 interface 147 altsetting 0 has an invalid endpoint with address 0x93, skipping [ 42.487121][ T83] usb 1-1: config 0 interface 147 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 42.497724][ T83] usb 1-1: config 0 interface 147 altsetting 0 bulk endpoint 0x5 has invalid maxpacket 198 [ 42.507736][ T83] usb 1-1: New USB device found, idVendor=077d, idProduct=627a, bcdDevice= 0.01 [ 42.516882][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.526085][ T83] usb 1-1: config 0 descriptor?? [ 42.565697][ T83] ------------[ cut here ]------------ [ 42.571256][ T83] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 42.577357][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 42.586810][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 42.593374][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.3.0+ #0 [ 42.600367][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.610403][ T83] Workqueue: usb_hub_wq hub_event [ 42.615460][ T83] Call Trace: [ 42.618726][ T83] dump_stack+0xca/0x13e [ 42.622944][ T83] ? usb_submit_urb+0x10f0/0x13b0 [ 42.627939][ T83] panic+0x2a3/0x6da [ 42.631808][ T83] ? add_taint.cold+0x16/0x16 [ 42.636458][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 42.641713][ T83] ? __warn.cold+0x5/0x4a [ 42.646046][ T83] ? __warn+0xe3/0x1e0 [ 42.650089][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 42.655174][ T83] __warn.cold+0x20/0x4a [ 42.659424][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 42.664463][ T83] report_bug+0x262/0x2a0 [ 42.668767][ T83] do_error_trap+0x12b/0x1e0 [ 42.673329][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 42.678327][ T83] do_invalid_op+0x32/0x40 [ 42.682716][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 42.687713][ T83] invalid_op+0x23/0x30 [ 42.691845][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 42.697449][ T83] Code: 4d 85 ed 74 2c e8 28 64 ec fd 4c 89 f7 e8 70 4d 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 40 fb 18 86 e8 bd ed c1 fd <0f> 0b e9 20 f4 ff ff e8 fc 63 ec fd 4c 89 f2 48 b8 00 00 00 00 00 [ 42.717034][ T83] RSP: 0018:ffff8881d93cefe0 EFLAGS: 00010286 [ 42.723072][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 42.731015][ T83] RDX: 0000000000000000 RSI: ffffffff8128d3fd RDI: ffffed103b279dee [ 42.738961][ T83] RBP: ffff8881d5ceda00 R08: ffff8881d97d4800 R09: fffffbfff11f45ae [ 42.746905][ T83] R10: fffffbfff11f45ad R11: ffffffff88fa2d6f R12: 0000000000000001 [ 42.754850][ T83] R13: ffff8881d363cf48 R14: ffff8881d97e1a20 R15: ffff8881d5cfab00 [ 42.762886][ T83] ? vprintk_func+0x7d/0x113 [ 42.767448][ T83] usb_start_wait_urb+0x108/0x2b0 [ 42.772441][ T83] ? sg_clean+0x230/0x230 [ 42.776745][ T83] ? kasan_unpoison_shadow+0x30/0x40 [ 42.782002][ T83] ? memset+0x20/0x40 [ 42.785953][ T83] usb_bulk_msg+0x228/0x550 [ 42.790430][ T83] shark_write_val+0x20b/0x310 [ 42.795166][ T83] ? led_classdev_register_ext+0x4f1/0x670 [ 42.800942][ T83] ? shark_read_val+0x470/0x470 [ 42.805762][ T83] ? shark_read_val+0x470/0x470 [ 42.810585][ T83] snd_tea575x_write+0x78/0x330 [ 42.815407][ T83] snd_tea575x_hw_init+0x8d/0x170 [ 42.820405][ T83] snd_tea575x_init+0x1f/0x8ad [ 42.825142][ T83] usb_shark_probe+0x5e1/0x770 [ 42.829875][ T83] usb_probe_interface+0x305/0x7a0 [ 42.834960][ T83] ? usb_probe_device+0x100/0x100 [ 42.839994][ T83] really_probe+0x281/0x6d0 [ 42.844471][ T83] driver_probe_device+0x104/0x210 [ 42.849555][ T83] __device_attach_driver+0x1c2/0x220 [ 42.854900][ T83] ? driver_allows_async_probing+0x160/0x160 [ 42.860849][ T83] bus_for_each_drv+0x162/0x1e0 [ 42.865670][ T83] ? bus_rescan_devices+0x20/0x20 [ 42.870667][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.876454][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 42.881711][ T83] __device_attach+0x217/0x360 [ 42.886446][ T83] ? device_bind_driver+0xd0/0xd0 [ 42.891452][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 42.896709][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 42.901965][ T83] bus_probe_device+0x1e4/0x290 [ 42.906798][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 42.912664][ T83] device_add+0xae6/0x16f0 [ 42.917051][ T83] ? uevent_store+0x50/0x50 [ 42.921526][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.927303][ T83] usb_set_configuration+0xdf6/0x1670 [ 42.932645][ T83] generic_probe+0x9d/0xd5 [ 42.937034][ T83] usb_probe_device+0x99/0x100 [ 42.941768][ T83] ? usb_suspend+0x620/0x620 [ 42.946330][ T83] really_probe+0x281/0x6d0 [ 42.950806][ T83] driver_probe_device+0x104/0x210 [ 42.955887][ T83] __device_attach_driver+0x1c2/0x220 [ 42.961230][ T83] ? driver_allows_async_probing+0x160/0x160 [ 42.967182][ T83] bus_for_each_drv+0x162/0x1e0 [ 42.972012][ T83] ? bus_rescan_devices+0x20/0x20 [ 42.977008][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.982786][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 42.988042][ T83] __device_attach+0x217/0x360 [ 42.992776][ T83] ? device_bind_driver+0xd0/0xd0 [ 42.997769][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 43.003024][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 43.008281][ T83] bus_probe_device+0x1e4/0x290 [ 43.013111][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 43.018975][ T83] device_add+0xae6/0x16f0 [ 43.023366][ T83] ? uevent_store+0x50/0x50 [ 43.027843][ T83] usb_new_device.cold+0x6a4/0xe79 [ 43.032926][ T83] hub_event+0x1b5c/0x3640 [ 43.037315][ T83] ? hub_port_debounce+0x260/0x260 [ 43.042403][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 43.047919][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 43.053175][ T83] process_one_work+0x92b/0x1530 [ 43.058087][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 43.063431][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 43.068427][ T83] worker_thread+0x96/0xe20 [ 43.073249][ T83] ? process_one_work+0x1530/0x1530 [ 43.078417][ T83] kthread+0x318/0x420 [ 43.082460][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 43.087805][ T83] ret_from_fork+0x24/0x30 [ 43.092868][ T83] Kernel Offset: disabled [ 43.097220][ T83] Rebooting in 86400 seconds..