[ 44.620464] audit: type=1800 audit(1555064595.134:27): pid=5112 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2469 res=0 [ 44.640680] audit: type=1800 audit(1555064595.134:28): pid=5112 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2450 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 45.449930] audit: type=1800 audit(1555064595.994:29): pid=5112 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2465 res=0 [ 45.469432] audit: type=1800 audit(1555064596.004:30): pid=5112 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2456 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.51' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 53.478048] IPVS: ftp: loaded support on port[0] = 21 [ 53.770739] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 54.130769] usb 1-1: config 1 has an invalid interface number: 212 but max is 0 [ 54.138337] usb 1-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 54.147814] usb 1-1: config 1 has no interface number 0 [ 54.153390] usb 1-1: config 1 interface 212 has no altsetting 0 [ 54.390755] usb 1-1: string descriptor 0 read error: -22 [ 54.396483] usb 1-1: New USB device found, idVendor=0bda, idProduct=8171, bcdDevice=56.2e [ 54.404893] usb 1-1: New USB device strings: Mfr=255, Product=1, SerialNumber=1 [ 54.453546] r8712u: register rtl8712_netdev_ops to netdev_ops [ 54.459589] usb 1-1: r8712u: USB_SPEED_HIGH with 1 endpoints [ 54.620796] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 54.626722] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 54.633574] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 54.642739] usb 1-1: USB disconnect, device number 2 [ 54.675980] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 54.684543] usb 1-1: r8712u: Firmware request failed [ 54.689987] WARNING: CPU: 0 PID: 12 at net/core/dev.c:8152 rollback_registered_many+0x1f3/0xe70 [ 54.698889] Kernel panic - not syncing: panic_on_warn set ... [ 54.705039] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 54.712988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.722335] Workqueue: usb_hub_wq hub_event [ 54.726633] Call Trace: [ 54.729208] dump_stack+0xe8/0x16e [ 54.732732] ? rollback_registered_many+0x190/0xe70 [ 54.737731] panic+0x29d/0x5f2 [ 54.740915] ? __warn_printk+0xf8/0xf8 [ 54.744787] ? rollback_registered_many+0x1f3/0xe70 [ 54.749786] ? __probe_kernel_read+0x171/0x1b0 [ 54.754350] ? __warn.cold+0x5/0x48 [ 54.757970] ? __warn+0xe9/0x1d0 [ 54.761584] ? rollback_registered_many+0x1f3/0xe70 [ 54.766587] __warn.cold+0x20/0x48 [ 54.770136] ? rollback_registered_many+0x1f3/0xe70 [ 54.775177] report_bug+0x262/0x2a0 [ 54.778793] do_error_trap+0x130/0x1f0 [ 54.782686] ? rollback_registered_many+0x1f3/0xe70 [ 54.789499] do_invalid_op+0x37/0x40 [ 54.793197] ? rollback_registered_many+0x1f3/0xe70 [ 54.798215] invalid_op+0x14/0x20 [ 54.801666] RIP: 0010:rollback_registered_many+0x1f3/0xe70 [ 54.807631] Code: 05 00 00 31 ff 44 89 fe e8 5a 15 f3 f4 45 84 ff 0f 85 49 ff ff ff e8 1c 14 f3 f4 0f 1f 44 00 00 e8 12 14 f3 f4 e8 0d 14 f3 f4 <0f> 0b 4c 89 e7 e8 33 72 f2 f6 31 ff 41 89 c4 89 c6 e8 27 15 f3 f4 [ 54.826518] RSP: 0018:ffff8880a84b7698 EFLAGS: 00010293 [ 54.831870] RAX: ffff8880a84a1880 RBX: ffff888090578000 RCX: ffffffff8c7eb146 [ 54.839128] RDX: 0000000000000000 RSI: ffffffff8c7eb163 RDI: 0000000000000001 [ 54.846517] RBP: ffff8880a84b77c8 R08: ffff8880a84a1880 R09: fffffbfff2708111 [ 54.853772] R10: fffffbfff2708110 R11: ffffffff93840887 R12: ffff888090578070 [ 54.861043] R13: dffffc0000000000 R14: ffff8880a84b7758 R15: 0000000000000000 [ 54.868327] ? rollback_registered_many+0x1d6/0xe70 [ 54.873327] ? rollback_registered_many+0x1f3/0xe70 [ 54.878355] ? rollback_registered_many+0x1f3/0xe70 [ 54.883364] ? generic_xdp_install+0x490/0x490 [ 54.887944] ? __mutex_lock+0x3a7/0x12b0 [ 54.891991] ? unregister_netdev+0x13/0x30 [ 54.896210] ? mark_held_locks+0x9f/0xe0 [ 54.900691] ? _raw_spin_unlock_irq+0x29/0x40 [ 54.905172] ? mutex_trylock+0x1b0/0x1b0 [ 54.909262] rollback_registered+0xf7/0x1c0 [ 54.913572] ? rollback_registered_many+0xe70/0xe70 [ 54.918574] ? wait_for_completion_interruptible+0x420/0x420 [ 54.924558] ? wake_up_q+0xf0/0xf0 [ 54.928088] unregister_netdevice_queue+0x1dc/0x2b0 [ 54.933092] unregister_netdev+0x1d/0x30 [ 54.937159] r871xu_dev_remove+0xe7/0x223 [ 54.941294] usb_unbind_interface+0x1c9/0x980 [ 54.945786] ? usb_autoresume_device+0x60/0x60 [ 54.950366] device_release_driver_internal+0x436/0x4f0 [ 54.955714] bus_remove_device+0x302/0x5c0 [ 54.959946] device_del+0x467/0xb90 [ 54.963575] ? __device_links_no_driver+0x240/0x240 [ 54.968592] ? usb_remove_ep_devs+0x43/0x80 [ 54.972900] ? remove_intf_ep_devs+0x144/0x1d0 [ 54.977468] usb_disable_device+0x242/0x790 [ 54.981957] usb_disconnect+0x298/0x870 [ 54.985945] hub_event+0xcd2/0x3b00 [ 54.989657] ? mark_held_locks+0xe0/0xe0 [ 54.993717] ? hub_port_debounce+0x350/0x350 [ 54.998116] ? _raw_spin_unlock_irq+0x29/0x40 [ 55.002690] process_one_work+0x90f/0x1580 [ 55.006948] ? wq_pool_ids_show+0x300/0x300 [ 55.011255] ? do_raw_spin_lock+0x11f/0x290 [ 55.015588] worker_thread+0x7b0/0xe20 [ 55.019464] ? process_one_work+0x1580/0x1580 [ 55.023948] kthread+0x313/0x420 [ 55.027295] ? kthread_park+0x1a0/0x1a0 [ 55.031256] ret_from_fork+0x3a/0x50 [ 55.036271] Kernel Offset: disabled [ 55.040037] Rebooting in 86400 seconds..