[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[ 14.508123][ T1662] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 14.613457][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.53' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 45.021330][ T83] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 45.381441][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 10 [ 45.392625][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid maxpacket 129, setting to 64 [ 45.403584][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has invalid maxpacket 364, setting to 64 [ 45.414322][ T83] usb 1-1: New USB device found, idVendor=0bc7, idProduct=0003, bcdDevice=2f.f7 [ 45.423373][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 45.432486][ T83] usb 1-1: config 0 descriptor?? [ 45.473146][ T83] ------------[ cut here ]------------ [ 45.478709][ T83] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 45.484818][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 45.494380][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 45.500972][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc5+ #0 [ 45.508314][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.518354][ T83] Workqueue: usb_hub_wq hub_event [ 45.523354][ T83] Call Trace: [ 45.526624][ T83] dump_stack+0xca/0x13e [ 45.530957][ T83] ? usb_submit_urb+0x1110/0x13b0 [ 45.536024][ T83] panic+0x2aa/0x6e1 [ 45.539937][ T83] ? add_taint.cold+0x16/0x16 [ 45.544603][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 45.549881][ T83] ? __warn.cold+0x14/0x33 [ 45.554277][ T83] ? __warn+0xd5/0x1d0 [ 45.558323][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 45.563322][ T83] __warn.cold+0x2f/0x33 [ 45.567557][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 45.572573][ T83] report_bug+0x27b/0x2f0 [ 45.576892][ T83] do_error_trap+0x12b/0x1e0 [ 45.581476][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 45.586478][ T83] do_invalid_op+0x32/0x40 [ 45.590870][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 45.595882][ T83] invalid_op+0x23/0x30 [ 45.600015][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 45.605635][ T83] Code: 4d 85 ed 74 2c e8 e8 31 ef fd 4c 89 f7 e8 40 40 1f ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 a0 76 14 86 e8 1d ce c4 fd <0f> 0b e9 20 f4 ff ff e8 bc 31 ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 45.625348][ T83] RSP: 0018:ffff8881d89ef0f0 EFLAGS: 00010282 [ 45.631666][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 45.639631][ T83] RDX: 0000000000000000 RSI: ffffffff8128c8ed RDI: ffffed103b13de10 [ 45.647585][ T83] RBP: ffff8881d7355550 R08: ffff8881d8c7c800 R09: fffffbfff11ab3ae [ 45.655536][ T83] R10: fffffbfff11ab3ad R11: ffffffff88d59d6f R12: 0000000000000001 [ 45.663498][ T83] R13: ffff8881cb6f26f0 R14: ffff8881cfdbc0a0 R15: ffff8881d7355d00 [ 45.671463][ T83] ? vprintk_func+0x7d/0x113 [ 45.676034][ T83] ati_remote_sendpacket+0x1ee/0x540 [ 45.681310][ T83] ? snprintf+0xbb/0xf0 [ 45.685443][ T83] ? ati_remote_irq_out+0xe0/0xe0 [ 45.690446][ T83] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 45.696250][ T83] ? lockdep_init_map+0x1b0/0x5e0 [ 45.701268][ T83] ? lockdep_init_map+0x1b0/0x5e0 [ 45.706270][ T83] ati_remote_probe+0x1254/0x1ffd [ 45.711272][ T83] usb_probe_interface+0x305/0x7a0 [ 45.716358][ T83] ? usb_probe_device+0x100/0x100 [ 45.721357][ T83] really_probe+0x281/0x6d0 [ 45.726966][ T83] driver_probe_device+0x104/0x210 [ 45.732053][ T83] __device_attach_driver+0x1c2/0x220 [ 45.737402][ T83] ? driver_allows_async_probing+0x160/0x160 [ 45.743372][ T83] bus_for_each_drv+0x162/0x1e0 [ 45.748197][ T83] ? bus_rescan_devices+0x20/0x20 [ 45.753197][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 45.758981][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 45.764249][ T83] __device_attach+0x217/0x360 [ 45.769522][ T83] ? device_bind_driver+0xd0/0xd0 [ 45.774540][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 45.779812][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 45.785071][ T83] bus_probe_device+0x1e4/0x290 [ 45.789899][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 45.795766][ T83] device_add+0xae6/0x16f0 [ 45.800161][ T83] ? uevent_store+0x50/0x50 [ 45.804657][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 45.810455][ T83] usb_set_configuration+0xdf6/0x1670 [ 45.815851][ T83] generic_probe+0x9d/0xd5 [ 45.820265][ T83] usb_probe_device+0x99/0x100 [ 45.825021][ T83] ? usb_suspend+0x620/0x620 [ 45.829592][ T83] really_probe+0x281/0x6d0 [ 45.834073][ T83] driver_probe_device+0x104/0x210 [ 45.841258][ T83] __device_attach_driver+0x1c2/0x220 [ 45.846605][ T83] ? driver_allows_async_probing+0x160/0x160 [ 45.852560][ T83] bus_for_each_drv+0x162/0x1e0 [ 45.857475][ T83] ? bus_rescan_devices+0x20/0x20 [ 45.862483][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 45.868276][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 45.873538][ T83] __device_attach+0x217/0x360 [ 45.878798][ T83] ? device_bind_driver+0xd0/0xd0 [ 45.883800][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 45.889147][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 45.894407][ T83] bus_probe_device+0x1e4/0x290 [ 45.899234][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 45.905114][ T83] device_add+0xae6/0x16f0 [ 45.909518][ T83] ? uevent_store+0x50/0x50 [ 45.914432][ T83] usb_new_device.cold+0x6a4/0xe79 [ 45.919529][ T83] hub_event+0x1df8/0x3800 [ 45.923920][ T83] ? hub_port_debounce+0x260/0x260 [ 45.929007][ T83] ? find_held_lock+0x2d/0x110 [ 45.933746][ T83] ? mark_held_locks+0xe0/0xe0 [ 45.938493][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 45.944012][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 45.949285][ T83] process_one_work+0x92b/0x1530 [ 45.954199][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 45.959545][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 45.964545][ T83] worker_thread+0x96/0xe20 [ 45.969023][ T83] ? process_one_work+0x1530/0x1530 [ 45.974193][ T83] kthread+0x318/0x420 [ 45.978237][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 45.983763][ T83] ret_from_fork+0x24/0x30 [ 45.989159][ T83] Kernel Offset: disabled [ 45.993523][ T83] Rebooting in 86400 seconds..