[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[ 14.431623][ T1662] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. [ 14.543823][ C1] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 66.534957][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 66.534965][ T101] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 66.550298][ T81] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 66.555643][ T5] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 66.565318][ T102] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 66.572841][ T1730] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 66.774990][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 66.804898][ T102] usb 4-1: Using ep0 maxpacket: 8 [ 66.804903][ T101] usb 6-1: Using ep0 maxpacket: 8 [ 66.805008][ T81] usb 2-1: Using ep0 maxpacket: 8 [ 66.815339][ T5] usb 5-1: Using ep0 maxpacket: 8 [ 66.825702][ T1730] usb 3-1: Using ep0 maxpacket: 8 [ 66.905115][ T12] usb 1-1: config 3 has an invalid interface number: 60 but max is 0 [ 66.913362][ T12] usb 1-1: config 3 has no interface number 0 [ 66.919860][ T12] usb 1-1: config 3 interface 60 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 66.929828][ T12] usb 1-1: config 3 interface 60 altsetting 0 bulk endpoint 0xF has invalid maxpacket 0 [ 66.939680][ T12] usb 1-1: config 3 interface 60 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 0 [ 66.945086][ T101] usb 6-1: config 3 has an invalid interface number: 60 but max is 0 [ 66.949619][ T12] usb 1-1: New USB device found, idVendor=25d4, idProduct=4ca1, bcdDevice=48.d9 [ 66.957734][ T101] usb 6-1: config 3 has no interface number 0 [ 66.958204][ T81] usb 2-1: config 3 has an invalid interface number: 60 but max is 0 [ 66.967096][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 66.973316][ T81] usb 2-1: config 3 has no interface number 0 [ 66.981919][ T102] usb 4-1: config 3 has an invalid interface number: 60 but max is 0 [ 66.990463][ T101] usb 6-1: config 3 interface 60 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 66.995981][ T102] usb 4-1: config 3 has no interface number 0 [ 66.996031][ T1730] usb 3-1: config 3 has an invalid interface number: 60 but max is 0 [ 67.004096][ T101] usb 6-1: config 3 interface 60 altsetting 0 bulk endpoint 0xF has invalid maxpacket 0 [ 67.014005][ T1730] usb 3-1: config 3 has no interface number 0 [ 67.020099][ T101] usb 6-1: config 3 interface 60 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 0 [ 67.028435][ T5] usb 5-1: config 3 has an invalid interface number: 60 but max is 0 [ 67.037923][ T101] usb 6-1: New USB device found, idVendor=25d4, idProduct=4ca1, bcdDevice=48.d9 [ 67.043960][ T5] usb 5-1: config 3 has no interface number 0 [ 67.053823][ T101] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.062125][ T102] usb 4-1: config 3 interface 60 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 67.071838][ T81] usb 2-1: config 3 interface 60 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 67.077226][ T102] usb 4-1: config 3 interface 60 altsetting 0 bulk endpoint 0xF has invalid maxpacket 0 [ 67.077243][ T102] usb 4-1: config 3 interface 60 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 0 [ 67.077274][ T102] usb 4-1: New USB device found, idVendor=25d4, idProduct=4ca1, bcdDevice=48.d9 [ 67.085271][ T81] usb 2-1: config 3 interface 60 altsetting 0 bulk endpoint 0xF has invalid maxpacket 0 [ 67.085287][ T81] usb 2-1: config 3 interface 60 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 0 [ 67.095102][ T102] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.105012][ T81] usb 2-1: New USB device found, idVendor=25d4, idProduct=4ca1, bcdDevice=48.d9 [ 67.114790][ T1730] usb 3-1: config 3 interface 60 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 67.124496][ T81] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.167462][ T81] r8712u: register rtl8712_netdev_ops to netdev_ops [ 67.170171][ T1730] usb 3-1: config 3 interface 60 altsetting 0 bulk endpoint 0xF has invalid maxpacket 0 [ 67.180022][ T81] usb 2-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 67.188002][ T1730] usb 3-1: config 3 interface 60 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 0 [ 67.204286][ T101] r8712u: register rtl8712_netdev_ops to netdev_ops [ 67.204305][ T101] usb 6-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 67.234522][ T1730] usb 3-1: New USB device found, idVendor=25d4, idProduct=4ca1, bcdDevice=48.d9 [ 67.243757][ T1730] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.251807][ T5] usb 5-1: config 3 interface 60 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 67.261822][ T5] usb 5-1: config 3 interface 60 altsetting 0 bulk endpoint 0xF has invalid maxpacket 0 [ 67.271582][ T5] usb 5-1: config 3 interface 60 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 0 [ 67.281473][ T5] usb 5-1: New USB device found, idVendor=25d4, idProduct=4ca1, bcdDevice=48.d9 [ 67.290551][ T5] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 67.305020][ T101] usb 6-1: r8712u: Boot from EFUSE: Autoload Failed [ 67.311670][ T101] usb 6-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 67.319353][ T101] usb 6-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 67.336934][ T102] r8712u: register rtl8712_netdev_ops to netdev_ops [ 67.343597][ T102] usb 4-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 67.352329][ T12] r8712u: register rtl8712_netdev_ops to netdev_ops [ 67.355106][ T81] usb 2-1: r8712u: Boot from EFUSE: Autoload Failed [ 67.359006][ T12] usb 1-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 67.361052][ T5] r8712u: register rtl8712_netdev_ops to netdev_ops [ 67.365750][ T81] usb 2-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 67.372195][ T5] usb 5-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 67.378832][ T81] usb 2-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 67.388382][ T1730] r8712u: register rtl8712_netdev_ops to netdev_ops executing program executing program [ 67.396119][ T101] usb 6-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 67.400464][ T1730] usb 3-1: r8712u: USB_SPEED_HIGH with 3 endpoints [ 67.419003][ T101] usb 6-1: r8712u: Firmware request failed [ 67.453409][ T81] usb 2-1: USB disconnect, device number 2 [ 67.461205][ T1733] usb 2-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 67.470547][ T101] usb 6-1: USB disconnect, device number 2 [ 67.478345][ T1733] usb 2-1: r8712u: Firmware request failed [ 67.484384][ T81] ------------[ cut here ]------------ [ 67.489948][ T81] WARNING: CPU: 1 PID: 81 at net/core/dev.c:8220 rollback_registered_many+0x1df/0xe00 [ 67.499479][ T81] Kernel panic - not syncing: panic_on_warn set ... [ 67.506074][ T81] CPU: 1 PID: 81 Comm: kworker/1:1 Not tainted 5.4.0-rc1+ #0 [ 67.513418][ T81] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.523471][ T81] Workqueue: usb_hub_wq hub_event [ 67.524970][ T12] usb 1-1: r8712u: Boot from EFUSE: Autoload Failed [ 67.528494][ T81] Call Trace: [ 67.528531][ T81] dump_stack+0xca/0x13e [ 67.528548][ T81] ? rollback_registered_many+0x130/0xe00 [ 67.528559][ T81] panic+0x2a3/0x6da [ 67.528573][ T81] ? add_taint.cold+0x16/0x16 [ 67.535293][ T12] usb 1-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 67.538432][ T81] ? printk+0xba/0xed [ 67.542656][ T12] usb 1-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 67.548352][ T81] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 67.548363][ T81] ? __warn.cold+0x14/0x3a [ 67.548373][ T81] ? __warn+0xd5/0x1d0 [ 67.548387][ T81] ? rollback_registered_many+0x1df/0xe00 [ 67.548397][ T81] __warn.cold+0x2f/0x3a [ 67.548414][ T81] ? rollback_registered_many+0x1df/0xe00 [ 67.552705][ T102] usb 4-1: r8712u: Boot from EFUSE: Autoload Failed [ 67.556949][ T81] report_bug+0x27b/0x2f0 [ 67.556962][ T81] do_error_trap+0x12b/0x1e0 [ 67.556975][ T81] ? rollback_registered_many+0x1df/0xe00 [ 67.556990][ T81] do_invalid_op+0x32/0x40 [ 67.564435][ T102] usb 4-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 67.568399][ T81] ? rollback_registered_many+0x1df/0xe00 [ 67.568409][ T81] invalid_op+0x23/0x30 [ 67.568422][ T81] RIP: 0010:rollback_registered_many+0x1df/0xe00 [ 67.568434][ T81] 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 bf 5b 8c fc 45 84 ff 0f 85 49 ff ff ff e8 81 5a 8c fc <0f> 0b 4c 89 e7 e8 b7 a3 31 fd 31 ff 41 89 c4 89 c6 e8 9b 5b 8c fc [ 67.568441][ T81] RSP: 0018:ffff8881d8a3f6a8 EFLAGS: 00010293 [ 67.568450][ T81] RAX: ffff8881d976c800 RBX: ffff8881d3380000 RCX: ffffffff84b1c1a1 [ 67.568459][ T81] RDX: 0000000000000000 RSI: ffffffff84b1c1af RDI: 0000000000000001 [ 67.568470][ T81] RBP: ffff8881d8a3f7d8 R08: ffff8881d976c800 R09: fffffbfff0ee93d9 [ 67.576107][ T102] usb 4-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 67.581505][ T81] R10: fffffbfff0ee93d8 R11: ffffffff87749ec7 R12: ffff8881d3380070 [ 67.581516][ T81] R13: ffff8881d8a3f768 R14: dffffc0000000000 R15: 0000000000000000 [ 67.587460][ T5] usb 5-1: r8712u: Boot from EFUSE: Autoload Failed [ 67.590014][ T81] ? rollback_registered_many+0x1d1/0xe00 [ 67.595752][ T5] usb 5-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 67.599924][ T81] ? rollback_registered_many+0x1df/0xe00 [ 67.599944][ T81] ? rollback_registered_many+0x1df/0xe00 [ 67.605685][ T5] usb 5-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 67.612221][ T81] ? generic_xdp_install+0x480/0x480 [ 67.617582][ T1730] usb 3-1: r8712u: Boot from EFUSE: Autoload Failed [ 67.621129][ T81] ? __mutex_lock+0x430/0x1360 [ 67.621143][ T81] ? do_raw_spin_lock+0x11a/0x280 [ 67.621157][ T81] ? unregister_netdev+0xe/0x20 [ 67.621169][ T81] ? mark_held_locks+0x9f/0xe0 [ 67.621179][ T81] ? _raw_spin_unlock_irq+0x24/0x30 [ 67.621193][ T81] ? mutex_trylock+0x2c0/0x2c0 [ 67.626964][ T1730] usb 3-1: r8712u: MAC Address from efuse = 00:e0:4c:87:00:00 [ 67.631449][ T81] rollback_registered+0xf2/0x1c0 [ 67.638995][ T1730] usb 3-1: r8712u: Loading firmware from "rtlwifi/rtl8712u.bin" [ 67.644604][ T81] ? rollback_registered_many+0xe00/0xe00 [ 67.681533][ T1730] usb 3-1: USB disconnect, device number 2 [ 67.688682][ T81] ? wait_for_completion_interruptible+0x420/0x420 [ 67.688695][ T81] ? _raw_spin_unlock_irq+0x24/0x30 [ 67.688708][ T81] ? wake_up_q+0xf0/0xf0 [ 67.688723][ T81] unregister_netdevice_queue+0x1d7/0x2b0 [ 67.688734][ T81] unregister_netdev+0x18/0x20 [ 67.688760][ T81] r871xu_dev_remove+0xe2/0x215 [ 67.688773][ T81] usb_unbind_interface+0x1bd/0x8a0 [ 67.688785][ T81] ? usb_autoresume_device+0x60/0x60 [ 67.688803][ T81] device_release_driver_internal+0x42f/0x500 [ 67.698537][ T102] usb 1-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 67.704754][ T81] bus_remove_device+0x2dc/0x4a0 [ 67.713531][ T102] usb 1-1: r8712u: Firmware request failed [ 67.720501][ T81] device_del+0x420/0xb20 [ 67.720514][ T81] ? __device_link_del+0x2f0/0x2f0 [ 67.720529][ T81] ? usb_remove_ep_devs+0x3e/0x80 [ 67.720541][ T81] ? remove_intf_ep_devs+0x13f/0x1d0 [ 67.720553][ T81] usb_disable_device+0x211/0x690 [ 67.720562][ T81] usb_disconnect+0x284/0x8d0 [ 67.720571][ T81] hub_event+0x1454/0x3640 [ 67.720586][ T81] ? find_held_lock+0x2d/0x110 [ 67.720602][ T81] ? mark_held_locks+0xe0/0xe0 [ 67.720610][ T81] ? hub_port_debounce+0x260/0x260 [ 67.720627][ T81] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.728979][ T102] usb 5-1: Direct firmware load for rtlwifi/rtl8712u.bin failed with error -2 [ 67.735180][ T81] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 67.735195][ T81] process_one_work+0x92b/0x1530 [ 67.735208][ T81] ? pwq_dec_nr_in_flight+0x310/0x310 [ 67.735221][ T81] ? do_raw_spin_lock+0x11a/0x280 [ 67.735231][ T81] worker_thread+0x7ab/0xe20 [ 67.735241][ T81] ? process_one_work+0x1530/0x1530 [ 67.735250][ T81] kthread+0x318/0x420 [ 67.735260][ T81] ? kthread_create_on_node+0xf0/0xf0 [ 67.735271][ T81] ret_from_fork+0x24/0x30 [ 67.741767][ T81] Kernel Offset: disabled [ 68.018872][ T81] Rebooting in 86400 seconds..