[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[ 16.249667][ C1] random: crng init done [?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 syzkaller login: [ 26.380673][ T1745] can: request_module (can-proto-0) failed. [ 26.426972][ T1745] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.1.57' (ECDSA) to the list of known hosts. 2019/11/20 23:26:35 parsed 1 programs 2019/11/20 23:26:35 executed programs: 0 [ 33.238210][ T1865] cgroup1: Unknown subsys name 'perf_event' [ 33.244089][ T1867] cgroup1: Unknown subsys name 'perf_event' [ 33.246826][ T1865] cgroup1: Unknown subsys name 'net_cls' [ 33.252369][ T1869] cgroup1: Unknown subsys name 'perf_event' [ 33.260474][ T1872] cgroup1: Unknown subsys name 'perf_event' [ 33.262729][ T1867] cgroup1: Unknown subsys name 'net_cls' [ 33.272649][ T1874] cgroup1: Unknown subsys name 'perf_event' [ 33.274693][ T1873] cgroup1: Unknown subsys name 'perf_event' [ 33.282195][ T1872] cgroup1: Unknown subsys name 'net_cls' [ 33.285676][ T1869] cgroup1: Unknown subsys name 'net_cls' [ 33.297870][ T1874] cgroup1: Unknown subsys name 'net_cls' [ 33.300632][ T1873] cgroup1: Unknown subsys name 'net_cls' [ 36.598387][ T5] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 36.618378][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 36.638786][ T12] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 36.646500][ T1748] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 36.698356][ T2857] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 36.728375][ T101] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 36.848393][ T5] usb 3-1: Using ep0 maxpacket: 32 [ 36.868369][ T21] usb 1-1: Using ep0 maxpacket: 32 [ 36.888394][ T1748] usb 5-1: Using ep0 maxpacket: 32 [ 36.893705][ T12] usb 6-1: Using ep0 maxpacket: 32 [ 36.948535][ T2857] usb 4-1: Using ep0 maxpacket: 32 [ 36.978507][ T5] usb 3-1: config 0 has an invalid interface number: 15 but max is 0 [ 36.986987][ T5] usb 3-1: config 0 has no interface number 0 [ 36.988331][ T101] usb 2-1: Using ep0 maxpacket: 32 [ 36.993591][ T5] usb 3-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 36.999042][ T21] usb 1-1: config 0 has an invalid interface number: 15 but max is 0 [ 37.007368][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.008872][ T1748] usb 5-1: config 0 has an invalid interface number: 15 but max is 0 [ 37.015777][ T21] usb 1-1: config 0 has no interface number 0 [ 37.023771][ T1748] usb 5-1: config 0 has no interface number 0 [ 37.032537][ T21] usb 1-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 37.038064][ T12] usb 6-1: config 0 has an invalid interface number: 15 but max is 0 [ 37.044154][ T21] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.053179][ T12] usb 6-1: config 0 has no interface number 0 [ 37.058798][ T5] usb 3-1: config 0 descriptor?? [ 37.067373][ T21] usb 1-1: config 0 descriptor?? [ 37.069822][ T12] usb 6-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 37.094910][ T12] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.103149][ T2857] usb 4-1: config 0 has an invalid interface number: 15 but max is 0 [ 37.111293][ T2857] usb 4-1: config 0 has no interface number 0 [ 37.117515][ T1748] usb 5-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 37.126625][ T1748] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.134779][ T2857] usb 4-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 37.143899][ T2857] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.155434][ T1748] usb 5-1: config 0 descriptor?? [ 37.158430][ T101] usb 2-1: config 0 has an invalid interface number: 15 but max is 0 [ 37.161011][ T2857] usb 4-1: config 0 descriptor?? [ 37.168591][ T101] usb 2-1: config 0 has no interface number 0 [ 37.177258][ T101] usb 2-1: New USB device found, idVendor=0af0, idProduct=d257, bcdDevice=4e.87 [ 37.180378][ T12] usb 6-1: config 0 descriptor?? [ 37.188960][ T101] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.202849][ T101] usb 2-1: config 0 descriptor?? [ 37.328643][ T21] hso 1-1:0.15: Can't find BULK IN endpoint [ 37.335017][ T21] ------------[ cut here ]------------ [ 37.340900][ T21] WARNING: CPU: 1 PID: 21 at net/core/dev.c:8167 rollback_registered_many.cold+0x41/0x1bc [ 37.350802][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 37.357378][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.3.0-rc5-syzkaller #0 [ 37.365511][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.375575][ T21] Workqueue: usb_hub_wq hub_event [ 37.380680][ T21] Call Trace: [ 37.383970][ T21] dump_stack+0xca/0x13e [ 37.388215][ T21] ? rollback_registered_many.cold+0x4/0x1bc [ 37.394205][ T21] panic+0x2a3/0x6da [ 37.398115][ T21] ? add_taint.cold+0x16/0x16 [ 37.403053][ T21] ? __probe_kernel_read+0x188/0x1d0 [ 37.408335][ T21] ? __warn.cold+0x5/0x4a [ 37.412657][ T21] ? __warn+0xe3/0x1e0 [ 37.416718][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 37.422771][ T21] __warn.cold+0x20/0x4a [ 37.427098][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 37.433164][ T21] report_bug+0x262/0x2a0 [ 37.437500][ T21] do_error_trap+0x12b/0x1e0 [ 37.442086][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 37.448316][ T21] do_invalid_op+0x32/0x40 [ 37.452741][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 37.458660][ T1748] hso 5-1:0.15: Can't find BULK IN endpoint [ 37.459194][ T21] invalid_op+0x23/0x30 [ 37.469691][ T21] RIP: 0010:rollback_registered_many.cold+0x41/0x1bc [ 37.476559][ T21] Code: ff e8 c7 26 90 fc 48 c7 c7 40 ec 63 86 e8 24 c8 7a fc 0f 0b e9 93 be ff ff e8 af 26 90 fc 48 c7 c7 40 ec 63 86 e8 0c c8 7a fc <0f> 0b 4c 89 e7 e8 f9 12 34 fd 31 ff 41 89 c4 89 c6 e8 bd 27 90 fc [ 37.496364][ T21] RSP: 0018:ffff8881da2f7080 EFLAGS: 00010286 [ 37.502424][ T21] RAX: 0000000000000024 RBX: ffff8881d5c21100 RCX: 0000000000000000 [ 37.510470][ T21] RDX: 0000000000000000 RSI: ffffffff81288cfd RDI: ffffed103b45ee02 [ 37.518439][ T21] RBP: ffff8881da2f71b0 R08: 0000000000000024 R09: fffffbfff11ad794 [ 37.526502][ T21] R10: fffffbfff11ad793 R11: ffffffff88d6bc9f R12: ffff8881d5c21170 [ 37.534460][ T21] R13: ffff8881da2f7140 R14: dffffc0000000000 R15: 0000000000000000 [ 37.542448][ T21] ? vprintk_func+0x7d/0x113 [ 37.547060][ T21] ? generic_xdp_install+0x480/0x480 [ 37.552337][ T21] ? __mutex_lock+0x430/0x1360 [ 37.557092][ T21] ? unregister_netdev+0xe/0x20 [ 37.561929][ T21] ? should_fail+0x1b8/0x79b [ 37.566531][ T21] ? mutex_trylock+0x2c0/0x2c0 [ 37.571290][ T21] rollback_registered+0xf2/0x1c0 [ 37.576302][ T21] ? rollback_registered_many+0xc70/0xc70 [ 37.582007][ T21] ? _dev_crit+0x109/0x109 [ 37.586410][ T21] ? kasan_unpoison_shadow+0x30/0x40 [ 37.591684][ T21] unregister_netdevice_queue+0x1d7/0x2b0 [ 37.597394][ T21] unregister_netdev+0x18/0x20 [ 37.602166][ T21] hso_free_net_device+0x100/0x310 [ 37.607336][ T21] hso_create_net_device+0x772/0x9c0 [ 37.612974][ T21] hso_probe+0x28d/0x1a46 [ 37.617320][ T21] usb_probe_interface+0x305/0x7a0 [ 37.622523][ T21] ? usb_probe_device+0x100/0x100 [ 37.627544][ T21] really_probe+0x281/0x6d0 [ 37.632038][ T21] driver_probe_device+0x101/0x1b0 [ 37.637258][ T21] __device_attach_driver+0x1c2/0x220 [ 37.642832][ T21] ? driver_allows_async_probing+0x160/0x160 [ 37.648914][ T21] bus_for_each_drv+0x162/0x1e0 [ 37.653754][ T21] ? bus_rescan_devices+0x20/0x20 [ 37.658768][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 37.664580][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 37.669864][ T21] __device_attach+0x217/0x360 [ 37.674790][ T21] ? device_bind_driver+0xd0/0xd0 [ 37.679926][ T21] ? kobject_uevent_env+0x29e/0x1160 [ 37.685210][ T21] ? kobject_uevent_env+0x2a8/0x1160 [ 37.690938][ T21] bus_probe_device+0x1e4/0x290 [ 37.695857][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 37.701743][ T21] device_add+0xae6/0x16f0 [ 37.706246][ T21] ? uevent_store+0x50/0x50 [ 37.710736][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 37.716527][ T21] usb_set_configuration+0xdf6/0x1670 [ 37.721897][ T21] generic_probe+0x9d/0xd5 [ 37.726385][ T21] usb_probe_device+0x99/0x100 [ 37.731133][ T21] ? usb_suspend+0x620/0x620 [ 37.735712][ T21] really_probe+0x281/0x6d0 [ 37.740199][ T21] driver_probe_device+0x101/0x1b0 [ 37.745300][ T21] __device_attach_driver+0x1c2/0x220 [ 37.750667][ T21] ? driver_allows_async_probing+0x160/0x160 [ 37.756648][ T21] bus_for_each_drv+0x162/0x1e0 [ 37.761485][ T21] ? bus_rescan_devices+0x20/0x20 [ 37.766523][ T21] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 37.772316][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 37.777587][ T21] __device_attach+0x217/0x360 [ 37.782332][ T21] ? device_bind_driver+0xd0/0xd0 [ 37.787352][ T21] ? kobject_uevent_env+0x29e/0x1160 [ 37.792640][ T21] ? kobject_uevent_env+0x2a8/0x1160 [ 37.797909][ T21] bus_probe_device+0x1e4/0x290 [ 37.802923][ T21] ? blocking_notifier_call_chain+0x54/0xa0 [ 37.808823][ T21] device_add+0xae6/0x16f0 [ 37.813227][ T21] ? uevent_store+0x50/0x50 [ 37.817719][ T21] usb_new_device.cold+0x6a4/0xe79 [ 37.822888][ T21] hub_event+0x1b5c/0x3640 [ 37.827539][ T21] ? hub_port_debounce+0x260/0x260 [ 37.832662][ T21] process_one_work+0x92b/0x1530 [ 37.837598][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 37.842969][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 37.847975][ T21] worker_thread+0x96/0xe20 [ 37.852467][ T21] ? process_one_work+0x1530/0x1530 [ 37.857657][ T21] kthread+0x318/0x420 [ 37.861802][ T21] ? kthread_create_on_node+0xf0/0xf0 [ 37.867163][ T21] ret_from_fork+0x24/0x30 [ 37.872575][ T21] Kernel Offset: disabled [ 37.877166][ T21] Rebooting in 86400 seconds..