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 '10.128.0.27' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 30.840317][ T21] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 30.850275][ T12] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 30.857868][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 30.860946][ T1733] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 30.865822][ T102] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 30.873272][ T17] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 31.080249][ T21] usb 1-1: Using ep0 maxpacket: 8 [ 31.120279][ T12] usb 6-1: Using ep0 maxpacket: 8 [ 31.120376][ T17] usb 4-1: Using ep0 maxpacket: 8 [ 31.125558][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 31.131101][ T1733] usb 3-1: Using ep0 maxpacket: 8 [ 31.135799][ T102] usb 2-1: Using ep0 maxpacket: 8 [ 31.220441][ T21] usb 1-1: config 249 has an invalid interface number: 239 but max is 0 [ 31.229043][ T21] usb 1-1: config 249 has no interface number 0 [ 31.235784][ T21] usb 1-1: config 249 interface 239 altsetting 6 bulk endpoint 0xF has invalid maxpacket 64 [ 31.240491][ T12] usb 6-1: config 249 has an invalid interface number: 239 but max is 0 [ 31.245915][ T21] usb 1-1: config 249 interface 239 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 31.254318][ T12] usb 6-1: config 249 has no interface number 0 [ 31.254440][ T5] usb 5-1: config 249 has an invalid interface number: 239 but max is 0 [ 31.265160][ T21] usb 1-1: config 249 interface 239 has no altsetting 0 [ 31.280459][ T17] usb 4-1: config 249 has an invalid interface number: 239 but max is 0 [ 31.286774][ T5] usb 5-1: config 249 has no interface number 0 [ 31.295172][ T17] usb 4-1: config 249 has no interface number 0 [ 31.301452][ T102] usb 2-1: config 249 has an invalid interface number: 239 but max is 0 [ 31.307762][ T1733] usb 3-1: config 249 has an invalid interface number: 239 but max is 0 [ 31.316025][ T102] usb 2-1: config 249 has no interface number 0 [ 31.316089][ T12] usb 6-1: config 249 interface 239 altsetting 6 bulk endpoint 0xF has invalid maxpacket 64 [ 31.324410][ T1733] usb 3-1: config 249 has no interface number 0 [ 31.330697][ T12] usb 6-1: config 249 interface 239 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 31.341771][ T17] usb 4-1: config 249 interface 239 altsetting 6 bulk endpoint 0xF has invalid maxpacket 64 [ 31.347048][ T12] usb 6-1: config 249 interface 239 has no altsetting 0 [ 31.347115][ T102] usb 2-1: config 249 interface 239 altsetting 6 bulk endpoint 0xF has invalid maxpacket 64 [ 31.347133][ T102] usb 2-1: config 249 interface 239 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 31.358032][ T17] usb 4-1: config 249 interface 239 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 31.368175][ T102] usb 2-1: config 249 interface 239 has no altsetting 0 [ 31.375153][ T17] usb 4-1: config 249 interface 239 has no altsetting 0 [ 31.375474][ T1733] usb 3-1: config 249 interface 239 altsetting 6 bulk endpoint 0xF has invalid maxpacket 64 [ 31.385753][ T5] usb 5-1: config 249 interface 239 altsetting 6 bulk endpoint 0xF has invalid maxpacket 64 [ 31.396184][ T1733] usb 3-1: config 249 interface 239 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 31.396201][ T1733] usb 3-1: config 249 interface 239 has no altsetting 0 [ 31.459304][ T5] usb 5-1: config 249 interface 239 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 31.470247][ T5] usb 5-1: config 249 interface 239 has no altsetting 0 [ 31.570422][ T21] usb 1-1: string descriptor 0 read error: -22 [ 31.576765][ T21] usb 1-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=74.44 [ 31.585845][ T21] usb 1-1: New USB device strings: Mfr=255, Product=255, SerialNumber=2 [ 31.630386][ T1733] usb 3-1: string descriptor 0 read error: -22 [ 31.636749][ T1733] usb 3-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=74.44 [ 31.645860][ T1733] usb 3-1: New USB device strings: Mfr=255, Product=255, SerialNumber=2 [ 31.654309][ T17] usb 4-1: string descriptor 0 read error: -22 [ 31.663511][ T21] r8712u: register rtl8712_netdev_ops to netdev_ops [ 31.670242][ T21] usb 1-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 31.677261][ T17] usb 4-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=74.44 [ 31.686594][ T17] usb 4-1: New USB device strings: Mfr=255, Product=255, SerialNumber=2 [ 31.700506][ T12] usb 6-1: string descriptor 0 read error: -22 [ 31.707023][ T12] usb 6-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=74.44 [ 31.716194][ T12] usb 6-1: New USB device strings: Mfr=255, Product=255, SerialNumber=2 [ 31.737544][ T1733] r8712u: register rtl8712_netdev_ops to netdev_ops [ 31.744305][ T1733] usb 3-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 31.750516][ T102] usb 2-1: string descriptor 0 read error: -22 [ 31.753489][ T17] r8712u: register rtl8712_netdev_ops to netdev_ops [ 31.757127][ T5] usb 5-1: string descriptor 0 read error: -22 [ 31.764087][ T17] usb 4-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 31.772826][ T12] r8712u: register rtl8712_netdev_ops to netdev_ops [ 31.783514][ T12] usb 6-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 31.790471][ T21] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 31.794714][ T102] usb 2-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=74.44 [ 31.797133][ T21] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 31.806242][ T102] usb 2-1: New USB device strings: Mfr=255, Product=255, SerialNumber=2 [ 31.806456][ T5] usb 5-1: New USB device found, idVendor=13d3, idProduct=3325, bcdDevice=74.44 executing program [ 31.813923][ T21] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 31.822331][ T5] usb 5-1: New USB device strings: Mfr=255, Product=255, SerialNumber=2 [ 31.859542][ T21] usb 1-1: USB disconnect, device number 2 [ 31.872814][ T5] r8712u: register rtl8712_netdev_ops to netdev_ops [ 31.879472][ T5] usb 5-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 31.880588][ T1733] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 31.889305][ T102] r8712u: register rtl8712_netdev_ops to netdev_ops [ 31.892826][ T1733] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 31.899598][ T102] usb 2-1: r8712u: USB_SPEED_HIGH with 2 endpoints [ 31.914070][ T1733] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 31.920539][ T12] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 31.922760][ T1737] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 executing program [ 31.928392][ T12] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 31.945278][ T12] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 31.951954][ T1737] usb 1-1: r8712u: Firmware request failed [ 31.958881][ T21] ------------[ cut here ]------------ [ 31.964820][ T21] WARNING: CPU: 1 PID: 21 at net/core/dev.c:8162 rollback_registered_many.cold+0x41/0x1bc [ 31.968902][ T12] usb 6-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 executing program executing program [ 31.974730][ T21] Kernel panic - not syncing: panic_on_warn set ... [ 31.974764][ T21] CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.3.0-rc2+ #25 [ 31.974771][ T21] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.974808][ T21] Workqueue: usb_hub_wq hub_event [ 31.983998][ T12] usb 6-1: r8712u: Firmware request failed [ 31.990348][ T21] Call Trace: [ 31.990389][ T21] dump_stack+0xca/0x13e [ 31.990407][ T21] ? __dev_set_allmulti.cold+0x29/0x29 [ 31.990426][ T21] panic+0x2a3/0x6da [ 31.990437][ T21] ? add_taint.cold+0x16/0x16 [ 31.990458][ T21] ? __probe_kernel_read+0x188/0x1d0 [ 31.990473][ T21] ? __warn.cold+0x5/0x4a [ 32.003800][ T12] usb 6-1: USB disconnect, device number 2 [ 32.007992][ T21] ? __warn+0xe3/0x1e0 [ 32.008011][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 32.008021][ T21] __warn.cold+0x20/0x4a [ 32.008034][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 32.008047][ T21] report_bug+0x262/0x2a0 [ 32.008069][ T21] do_error_trap+0x12b/0x1e0 [ 32.089547][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 32.095609][ T21] do_invalid_op+0x32/0x40 [ 32.100272][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 32.106342][ T21] invalid_op+0x23/0x30 [ 32.110507][ T21] RIP: 0010:rollback_registered_many.cold+0x41/0x1bc [ 32.117188][ T21] Code: ff e8 f7 4c 90 fc 48 c7 c7 40 dd 63 86 e8 64 ed 7a fc 0f 0b e9 93 be ff ff e8 df 4c 90 fc 48 c7 c7 40 dd 63 86 e8 4c ed 7a fc <0f> 0b 4c 89 e7 e8 39 30 34 fd 31 ff 41 89 c4 89 c6 e8 ed 4d 90 fc [ 32.136829][ T21] RSP: 0018:ffff8881da2f76a8 EFLAGS: 00010286 [ 32.142899][ T21] RAX: 0000000000000024 RBX: ffff8881d3590000 RCX: 0000000000000000 [ 32.150856][ T21] RDX: 0000000000000000 RSI: ffffffff8128a0fd RDI: ffffed103b45eec7 [ 32.159109][ T21] RBP: ffff8881da2f77d8 R08: 0000000000000024 R09: fffffbfff11acd94 [ 32.167365][ T21] R10: fffffbfff11acd93 R11: ffffffff88d66c9f R12: ffff8881d3590070 [ 32.175329][ T21] R13: ffff8881da2f7768 R14: dffffc0000000000 R15: 0000000000000000 [ 32.183333][ T21] ? vprintk_func+0x7d/0x113 [ 32.187920][ T21] ? rollback_registered_many.cold+0x41/0x1bc [ 32.193998][ T21] ? generic_xdp_install+0x480/0x480 [ 32.199277][ T21] ? __mutex_lock+0x430/0x1360 [ 32.204048][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 32.209062][ T21] ? unregister_netdev+0xe/0x20 [ 32.213902][ T21] ? mark_held_locks+0x9f/0xe0 [ 32.218677][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 32.223897][ T21] ? mutex_trylock+0x2c0/0x2c0 [ 32.228651][ T21] rollback_registered+0xf2/0x1c0 [ 32.233695][ T21] ? rollback_registered_many+0xc70/0xc70 [ 32.239413][ T21] ? wait_for_completion_interruptible+0x420/0x420 [ 32.245998][ T21] ? _raw_spin_unlock_irq+0x24/0x30 [ 32.251215][ T21] ? wake_up_q+0xf0/0xf0 [ 32.255448][ T21] unregister_netdevice_queue+0x1d7/0x2b0 [ 32.261170][ T21] unregister_netdev+0x18/0x20 [ 32.265945][ T21] r871xu_dev_remove+0xe2/0x215 [ 32.270786][ T21] usb_unbind_interface+0x1bd/0x8a0 [ 32.275973][ T21] ? usb_autoresume_device+0x60/0x60 [ 32.281392][ T21] device_release_driver_internal+0x404/0x4c0 [ 32.287482][ T21] bus_remove_device+0x2dc/0x4a0 [ 32.292443][ T21] device_del+0x420/0xb10 [ 32.296787][ T21] ? __device_links_no_driver+0x240/0x240 [ 32.302530][ T21] ? usb_remove_ep_devs+0x3e/0x80 [ 32.307569][ T21] ? remove_intf_ep_devs+0x13f/0x1d0 [ 32.312879][ T21] usb_disable_device+0x211/0x690 [ 32.317901][ T21] usb_disconnect+0x284/0x8d0 [ 32.322656][ T21] hub_event+0x1454/0x3640 [ 32.327070][ T21] ? find_held_lock+0x2d/0x110 [ 32.331919][ T21] ? mark_held_locks+0xe0/0xe0 [ 32.336667][ T21] ? hub_port_debounce+0x260/0x260 [ 32.341765][ T21] process_one_work+0x92b/0x1530 [ 32.346688][ T21] ? pwq_dec_nr_in_flight+0x310/0x310 [ 32.352053][ T21] ? do_raw_spin_lock+0x11a/0x280 [ 32.357152][ T21] worker_thread+0x7ab/0xe20 [ 32.361739][ T21] ? process_one_work+0x1530/0x1530 [ 32.366957][ T21] kthread+0x318/0x420 [ 32.371324][ T21] ? kthread_create_on_node+0xf0/0xf0 [ 32.376700][ T21] ret_from_fork+0x24/0x30 [ 32.381742][ T21] Kernel Offset: disabled [ 32.386119][ T21] Rebooting in 86400 seconds..