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 '10.128.1.60' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 37.888719][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 37.888728][ T21] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 37.903849][ T108] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 37.909204][ T17] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 37.918908][ T1741] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 37.926573][ T1742] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 38.248780][ T21] usb 6-1: config 0 has an invalid interface number: 193 but max is 0 [ 38.257071][ T21] usb 6-1: config 0 has no interface number 0 [ 38.263726][ T21] usb 6-1: New USB device found, idVendor=13d3, idProduct=3333, bcdDevice=f1.92 [ 38.272807][ T21] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.281053][ T1741] usb 3-1: config 0 has an invalid interface number: 193 but max is 0 [ 38.289275][ T1741] usb 3-1: config 0 has no interface number 0 [ 38.295944][ T1741] usb 3-1: New USB device found, idVendor=13d3, idProduct=3333, bcdDevice=f1.92 [ 38.305177][ T1741] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.308737][ T12] usb 1-1: config 0 has an invalid interface number: 193 but max is 0 [ 38.314120][ T21] usb 6-1: config 0 descriptor?? [ 38.321488][ T12] usb 1-1: config 0 has no interface number 0 [ 38.321542][ T108] usb 4-1: config 0 has an invalid interface number: 193 but max is 0 [ 38.321554][ T108] usb 4-1: config 0 has no interface number 0 [ 38.321591][ T108] usb 4-1: New USB device found, idVendor=13d3, idProduct=3333, bcdDevice=f1.92 [ 38.326781][ T1742] usb 5-1: config 0 has an invalid interface number: 193 but max is 0 [ 38.332663][ T108] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.340834][ T1742] usb 5-1: config 0 has no interface number 0 [ 38.347382][ T12] usb 1-1: New USB device found, idVendor=13d3, idProduct=3333, bcdDevice=f1.92 [ 38.356004][ T17] usb 2-1: config 0 has an invalid interface number: 193 but max is 0 [ 38.356019][ T17] usb 2-1: config 0 has no interface number 0 [ 38.364214][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.378111][ T17] usb 2-1: New USB device found, idVendor=13d3, idProduct=3333, bcdDevice=f1.92 [ 38.379681][ T108] usb 4-1: config 0 descriptor?? [ 38.387364][ T17] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.397004][ T12] usb 1-1: config 0 descriptor?? [ 38.406071][ T1742] usb 5-1: New USB device found, idVendor=13d3, idProduct=3333, bcdDevice=f1.92 [ 38.441396][ T108] r8712u: register rtl8712_netdev_ops to netdev_ops [ 38.445726][ T1742] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.452401][ T108] usb 4-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 38.462269][ T21] r8712u: register rtl8712_netdev_ops to netdev_ops [ 38.473465][ T21] usb 6-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 38.480568][ T1741] usb 3-1: config 0 descriptor?? [ 38.483063][ T12] r8712u: register rtl8712_netdev_ops to netdev_ops [ 38.491837][ T17] usb 2-1: config 0 descriptor?? [ 38.492353][ T12] usb 1-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 38.499493][ T1742] usb 5-1: config 0 descriptor?? [ 38.520890][ T1741] r8712u: register rtl8712_netdev_ops to netdev_ops [ 38.527536][ T1741] usb 3-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 38.537468][ T17] r8712u: register rtl8712_netdev_ops to netdev_ops [ 38.544212][ T17] usb 2-1: r8712u: USB_SPEED_HIGH with 0 endpoints executing program executing program executing program [ 38.588976][ T21] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 38.595675][ T21] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 38.603450][ T21] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 38.613164][ T1742] r8712u: register rtl8712_netdev_ops to netdev_ops [ 38.619799][ T1742] usb 5-1: r8712u: USB_SPEED_HIGH with 0 endpoints [ 38.633283][ T21] usb 6-1: USB disconnect, device number 2 [ 38.648900][ T108] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 38.650782][ T1744] usb 6-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 38.655571][ T108] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 38.664795][ T1741] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 38.672081][ T108] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 38.672192][ T12] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 38.678705][ T1741] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 38.678719][ T1741] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 38.686378][ T12] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 38.693071][ T17] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 38.700450][ T12] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 38.708100][ T17] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 38.722288][ T17] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 38.730334][ T108] usb 4-1: USB disconnect, device number 2 [ 38.745662][ T12] usb 1-1: USB disconnect, device number 2 [ 38.757436][ T1744] usb 6-1: r8712u: Firmware request failed [ 38.763171][ T107] usb 4-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 38.763597][ T21] WARNING: CPU: 1 PID: 21 at net/core/dev.c:8172 rollback_registered_many+0x1df/0xe00 [ 38.772912][ T1739] usb-fuzzer-gadget dummy_udc.4: unregistering UDC driver [USB fuzzer] [ 38.781671][ T21] Kernel panic - not syncing: panic_on_warn set ... executing program [ 38.781685][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #13 [ 38.781692][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.781708][ T21] Workqueue: usb_hub_wq hub_event [ 38.781715][ T21] Call Trace: [ 38.781730][ T21] dump_stack+0xca/0x13e [ 38.781742][ T21] ? rollback_registered_many+0x180/0xe00 [ 38.781754][ T21] panic+0x292/0x6c9 [ 38.781765][ T21] ? __warn_printk+0xf3/0xf3 executing program executing program [ 38.781777][ T21] ? rollback_registered_many+0x1df/0xe00 [ 38.781791][ T21] ? __probe_kernel_read+0x16c/0x1b0 [ 38.781801][ T21] ? __warn.cold+0x5/0x4b [ 38.781811][ T21] ? __warn+0xe4/0x1c0 [ 38.781823][ T21] ? rollback_registered_many+0x1df/0xe00 [ 38.781834][ T21] __warn.cold+0x20/0x4b [ 38.781845][ T21] ? rollback_registered_many+0x1df/0xe00 [ 38.781857][ T21] report_bug+0x262/0x2a0 [ 38.781875][ T21] do_error_trap+0x12b/0x1e0 [ 38.790621][ T107] usb 4-1: r8712u: Firmware request failed [ 38.796676][ T21] ? rollback_registered_many+0x1df/0xe00 [ 38.796689][ T21] do_invalid_op+0x32/0x40 [ 38.796701][ T21] ? rollback_registered_many+0x1df/0xe00 [ 38.796713][ T21] invalid_op+0x14/0x20 [ 38.796731][ T21] RIP: 0010:rollback_registered_many+0x1df/0xe00 [ 38.807730][ T1739] dummy_hcd dummy_hcd.4: port status 0x00010100 has changes [ 38.814246][ T21] Code: 84 c0 74 06 0f 8e 39 0a 00 00 44 0f b6 bb 28 05 00 00 31 ff 44 89 fe e8 8f 11 8b fc 45 84 ff 0f 85 49 ff ff ff e8 51 10 8b fc <0f> 0b 4c 89 e7 e8 57 02 2d fd 31 ff 41 89 c4 89 c6 e8 6b 11 8b fc [ 38.822776][ T107] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 38.832892][ T21] RSP: 0018:ffff8881d9eff6a8 EFLAGS: 00010293 [ 38.832904][ T21] RAX: ffff8881d9e36000 RBX: ffff8881d0710000 RCX: ffffffff84b1cb51 [ 38.832910][ T21] RDX: 0000000000000000 RSI: ffffffff84b1cb5f RDI: 0000000000000001 [ 38.832917][ T21] RBP: ffff8881d9eff7d8 R08: ffff8881d9e36000 R09: fffffbfff0f2f0bd [ 38.832924][ T21] R10: fffffbfff0f2f0bc R11: ffffffff879785e7 R12: ffff8881d0710070 [ 38.832932][ T21] R13: ffff8881d9eff768 R14: dffffc0000000000 R15: 0000000000000000 [ 38.832951][ T21] ? rollback_registered_many+0x1d1/0xe00 [ 38.832961][ T21] ? rollback_registered_many+0x1df/0xe00 [ 38.832975][ T21] ? rollback_registered_many+0x1df/0xe00 [ 38.832992][ T21] ? generic_xdp_install+0x480/0x480 [ 38.839176][ T107] usb 1-1: r8712u: Firmware request failed [ 38.842613][ T21] ? __mutex_lock+0x3a2/0x12b0 [ 38.842626][ T21] ? unregister_netdev+0xe/0x20 [ 38.842638][ T21] ? mark_held_locks+0x9f/0xe0 [ 38.842656][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 38.851367][ T1761] udc dummy_udc.4: registering UDC driver [USB fuzzer] [ 38.852946][ T21] ? mutex_trylock+0x1a0/0x1a0 [ 38.852959][ T21] rollback_registered+0xf2/0x1c0 [ 38.852971][ T21] ? rollback_registered_many+0xe00/0xe00 [ 38.853001][ T21] ? wait_for_completion_interruptible+0x410/0x410 [ 38.858431][ T1761] dummy_hcd dummy_hcd.4: port status 0x00010101 has changes [ 38.862617][ T21] ? wake_up_q+0xf0/0xf0 [ 38.877231][ T1762] udc dummy_udc.1: registering UDC driver [USB fuzzer] [ 38.882322][ T21] unregister_netdevice_queue+0x1d7/0x2b0 [ 38.882335][ T21] unregister_netdev+0x18/0x20 [ 38.882350][ T21] r871xu_dev_remove+0xe2/0x215 [ 38.882363][ T21] usb_unbind_interface+0x1bd/0x8a0 [ 38.882375][ T21] ? usb_autoresume_device+0x60/0x60 [ 38.882388][ T21] device_release_driver_internal+0x404/0x4c0 [ 38.882400][ T21] bus_remove_device+0x2dc/0x4a0 [ 38.882417][ T21] device_del+0x460/0xb80 [ 38.888207][ T1762] dummy_hcd dummy_hcd.1: port status 0x00010101 has changes [ 38.891445][ T21] ? __device_links_no_driver+0x240/0x240 [ 38.899038][ T1763] udc dummy_udc.2: registering UDC driver [USB fuzzer] [ 38.902957][ T21] ? lockdep_hardirqs_on+0x379/0x580 [ 38.907383][ T1763] dummy_hcd dummy_hcd.2: port status 0x00010101 has changes [ 38.913079][ T21] ? remove_intf_ep_devs+0x13f/0x1d0 [ 39.184957][ T21] usb_disable_device+0x211/0x690 [ 39.189967][ T21] usb_disconnect+0x284/0x830 [ 39.194654][ T21] hub_event+0x1409/0x3590 [ 39.199063][ T21] ? hub_port_debounce+0x260/0x260 [ 39.204171][ T21] process_one_work+0x905/0x1570 [ 39.209109][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 39.214473][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 39.219492][ T21] worker_thread+0x7ab/0xe20 [ 39.224078][ T21] ? process_one_work+0x1570/0x1570 [ 39.229277][ T21] kthread+0x30b/0x410 [ 39.233328][ T21] ? kthread_park+0x1a0/0x1a0 [ 39.238008][ T21] ret_from_fork+0x24/0x30 [ 39.242879][ T21] Kernel Offset: disabled [ 39.247331][ T21] Rebooting in 86400 seconds..