INIT: Entering runlevel: 2 [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[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.6' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 467.108548][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 467.108557][ T21] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 467.128500][ T1736] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 467.129060][ T5] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 467.136099][ T101] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 467.151769][ T1737] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 467.468677][ T12] usb 1-1: config 0 has an invalid interface number: 76 but max is 0 [ 467.476952][ T12] usb 1-1: config 0 has no interface number 0 [ 467.483773][ T12] usb 1-1: config 0 interface 76 has no altsetting 0 [ 467.488830][ T21] usb 3-1: config 0 has an invalid interface number: 76 but max is 0 [ 467.490518][ T12] usb 1-1: New USB device found, idVendor=7392, idProduct=7622, bcdDevice=fd.35 [ 467.498629][ T21] usb 3-1: config 0 has no interface number 0 [ 467.499193][ T21] usb 3-1: config 0 interface 76 has no altsetting 0 [ 467.507753][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 467.513947][ T12] usb 1-1: config 0 descriptor?? [ 467.520807][ T21] usb 3-1: New USB device found, idVendor=7392, idProduct=7622, bcdDevice=fd.35 [ 467.528993][ T5] usb 4-1: config 0 has an invalid interface number: 76 but max is 0 [ 467.533831][ T21] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 467.542905][ T5] usb 4-1: config 0 has no interface number 0 [ 467.544990][ T5] usb 4-1: config 0 interface 76 has no altsetting 0 [ 467.562208][ T21] usb 3-1: config 0 descriptor?? [ 467.565210][ T5] usb 4-1: New USB device found, idVendor=7392, idProduct=7622, bcdDevice=fd.35 [ 467.565227][ T5] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 467.567703][ T5] usb 4-1: config 0 descriptor?? [ 467.572702][ T101] usb 6-1: config 0 has an invalid interface number: 76 but max is 0 [ 467.601328][ T12] r8712u: register rtl8712_netdev_ops to netdev_ops [ 467.607474][ T101] usb 6-1: config 0 has no interface number 0 [ 467.607545][ T1736] usb 2-1: config 0 has an invalid interface number: 76 but max is 0 [ 467.614317][ T12] usb 1-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 467.620385][ T1736] usb 2-1: config 0 has no interface number 0 [ 467.640716][ T5] r8712u: register rtl8712_netdev_ops to netdev_ops [ 467.641543][ T1737] usb 5-1: config 0 has an invalid interface number: 76 but max is 0 [ 467.648024][ T5] usb 4-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 467.656177][ T1737] usb 5-1: config 0 has no interface number 0 [ 467.666178][ T1737] usb 5-1: config 0 interface 76 has no altsetting 0 [ 467.675578][ T1737] usb 5-1: New USB device found, idVendor=7392, idProduct=7622, bcdDevice=fd.35 [ 467.685077][ T1737] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 467.693127][ T101] usb 6-1: config 0 interface 76 has no altsetting 0 [ 467.700123][ T101] usb 6-1: New USB device found, idVendor=7392, idProduct=7622, bcdDevice=fd.35 [ 467.709196][ T101] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 467.719468][ T21] r8712u: register rtl8712_netdev_ops to netdev_ops [ 467.726115][ T21] usb 3-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 467.733876][ T1736] usb 2-1: config 0 interface 76 has no altsetting 0 [ 467.740645][ T1736] usb 2-1: New USB device found, idVendor=7392, idProduct=7622, bcdDevice=fd.35 [ 467.749889][ T1736] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 467.758837][ T1737] usb 5-1: config 0 descriptor?? [ 467.767554][ T101] usb 6-1: config 0 descriptor?? [ 467.768571][ T5] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 467.774154][ T1736] usb 2-1: config 0 descriptor?? [ 467.779565][ T5] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 467.779579][ T5] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 467.779884][ T12] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 467.806727][ T12] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 467.809957][ T1737] r8712u: register rtl8712_netdev_ops to netdev_ops [ 467.814225][ T12] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 467.820898][ T1737] usb 5-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 467.832985][ T5] usb 4-1: USB disconnect, device number 2 [ 467.837406][ T101] r8712u: register rtl8712_netdev_ops to netdev_ops [ 467.843168][ T12] usb 1-1: USB disconnect, device number 2 [ 467.847485][ T101] usb 6-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 467.862712][ T1736] r8712u: register rtl8712_netdev_ops to netdev_ops executing program executing program [ 467.869425][ T1736] usb 2-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 467.892220][ T1741] usb 4-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 467.901484][ T1741] usb 4-1: r8712u: Firmware request failed [ 467.908729][ T21] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 467.908748][ T1739] usb 1-1: r8712u: Firmware request failed [ 467.915560][ T21] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 467.921615][ T5] ------------[ cut here ]------------ [ 467.930162][ T21] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 467.943781][ T5] WARNING: CPU: 0 PID: 5 at net/core/dev.c:8167 rollback_registered_many.cold+0x41/0x1bc [ 467.953599][ T5] Kernel panic - not syncing: panic_on_warn set ... [ 467.958909][ T21] usb 3-1: USB disconnect, device number 2 executing program [ 467.960195][ T5] CPU: 0 PID: 5 Comm: kworker/0:0 Not tainted 5.3.0-rc4+ #26 [ 467.960202][ T5] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.960218][ T5] Workqueue: usb_hub_wq hub_event [ 467.967411][ T1740] usb 3-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 467.973425][ T5] Call Trace: [ 467.973450][ T5] dump_stack+0xca/0x13e [ 467.973465][ T5] ? rollback_registered_many.cold+0x4/0x1bc [ 467.973475][ T5] panic+0x2a3/0x6da [ 467.973492][ T5] ? add_taint.cold+0x16/0x16 [ 467.983728][ T1740] usb 3-1: r8712u: Firmware request failed [ 467.988604][ T5] ? __probe_kernel_read+0x188/0x1d0 [ 467.988616][ T5] ? __warn.cold+0x5/0x4a [ 467.988624][ T5] ? __warn+0xe3/0x1e0 [ 467.988638][ T5] ? rollback_registered_many.cold+0x41/0x1bc [ 467.988647][ T5] __warn.cold+0x20/0x4a [ 467.988660][ T5] ? rollback_registered_many.cold+0x41/0x1bc [ 467.988671][ T5] report_bug+0x262/0x2a0 [ 467.988683][ T5] do_error_trap+0x12b/0x1e0 [ 467.988696][ T5] ? rollback_registered_many.cold+0x41/0x1bc [ 467.988706][ T5] do_invalid_op+0x32/0x40 [ 467.988717][ T5] ? rollback_registered_many.cold+0x41/0x1bc [ 467.988729][ T5] invalid_op+0x23/0x30 [ 467.988745][ T5] RIP: 0010:rollback_registered_many.cold+0x41/0x1bc [ 467.988757][ T5] Code: ff e8 c7 17 90 fc 48 c7 c7 00 e8 63 86 e8 24 b8 7a fc 0f 0b e9 93 be ff ff e8 af 17 90 fc 48 c7 c7 00 e8 63 86 e8 0c b8 7a fc <0f> 0b 4c 89 e7 e8 f9 0a 34 fd 31 ff 41 89 c4 89 c6 e8 bd 18 90 fc [ 467.988763][ T5] RSP: 0018:ffff8881da1c76a8 EFLAGS: 00010286 [ 467.988773][ T5] RAX: 0000000000000024 RBX: ffff8881d20b0000 RCX: 0000000000000000 [ 467.988780][ T5] RDX: 0000000000000000 RSI: ffffffff81288cfd RDI: ffffed103b438ec7 [ 467.988787][ T5] RBP: ffff8881da1c77d8 R08: 0000000000000024 R09: fffffbfff11ad394 [ 467.988794][ T5] R10: fffffbfff11ad393 R11: ffffffff88d69c9f R12: ffff8881d20b0070 [ 467.988801][ T5] R13: ffff8881da1c7768 R14: dffffc0000000000 R15: 0000000000000000 [ 467.988812][ T5] ? vprintk_func+0x7d/0x113 [ 467.988824][ T5] ? rollback_registered_many.cold+0x41/0x1bc [ 467.988835][ T5] ? generic_xdp_install+0x480/0x480 [ 467.988906][ T5] ? __mutex_lock+0x430/0x1360 [ 468.180117][ T5] ? do_raw_spin_lock+0x11a/0x280 [ 468.185161][ T5] ? unregister_netdev+0xe/0x20 [ 468.190087][ T5] ? mark_held_locks+0x9f/0xe0 [ 468.194853][ T5] ? _raw_spin_unlock_irq+0x24/0x30 [ 468.200042][ T5] ? mutex_trylock+0x2c0/0x2c0 [ 468.204807][ T5] rollback_registered+0xf2/0x1c0 [ 468.209877][ T5] ? rollback_registered_many+0xc70/0xc70 [ 468.215600][ T5] ? wait_for_completion_interruptible+0x420/0x420 [ 468.222108][ T5] ? wake_up_q+0xf0/0xf0 [ 468.226373][ T5] unregister_netdevice_queue+0x1d7/0x2b0 [ 468.232113][ T5] unregister_netdev+0x18/0x20 [ 468.236906][ T5] r871xu_dev_remove+0xe2/0x215 [ 468.241756][ T5] usb_unbind_interface+0x1bd/0x8a0 [ 468.246949][ T5] ? usb_autoresume_device+0x60/0x60 [ 468.252248][ T5] device_release_driver_internal+0x42f/0x500 [ 468.258395][ T5] bus_remove_device+0x2dc/0x4a0 [ 468.263359][ T5] device_del+0x420/0xb10 [ 468.267700][ T5] ? __device_links_no_driver+0x240/0x240 [ 468.273420][ T5] ? lockdep_hardirqs_on+0x379/0x580 [ 468.278868][ T5] ? remove_intf_ep_devs+0x13f/0x1d0 [ 468.284145][ T5] usb_disable_device+0x211/0x690 [ 468.289161][ T5] usb_disconnect+0x284/0x8d0 [ 468.293838][ T5] hub_event+0x1454/0x3640 [ 468.298268][ T5] ? find_held_lock+0x2d/0x110 [ 468.303040][ T5] ? mark_held_locks+0xe0/0xe0 [ 468.307807][ T5] ? hub_port_debounce+0x260/0x260 [ 468.312928][ T5] process_one_work+0x92b/0x1530 [ 468.317881][ T5] ? pwq_dec_nr_in_flight+0x310/0x310 [ 468.323378][ T5] worker_thread+0x7ab/0xe20 [ 468.327969][ T5] ? process_one_work+0x1530/0x1530 [ 468.333158][ T5] kthread+0x318/0x420 [ 468.337226][ T5] ? kthread_create_on_node+0xf0/0xf0 [ 468.342595][ T5] ret_from_fork+0x24/0x30 [ 468.347577][ T5] Kernel Offset: disabled [ 468.351966][ T5] Rebooting in 86400 seconds..