------------[ cut here ]------------
WARNING: CPU: 0 PID: 12 at net/core/dev.c:8794 rollback_registered_many+0x1ed/0xec0 net/core/dev.c:8794
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.7.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0xef/0x16e lib/dump_stack.c:118
 panic+0x2aa/0x6e1 kernel/panic.c:221
 __warn.cold+0x2f/0x30 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:175 [inline]
 fixup_bug arch/x86/kernel/traps.c:170 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:rollback_registered_many+0x1ed/0xec0 net/core/dev.c:8794
Code: 05 00 00 31 ff 44 89 fe e8 a0 96 70 fc 45 84 ff 0f 85 49 ff ff ff e8 62 95 70 fc 0f 1f 44 00 00 e8 58 95 70 fc e8 53 95 70 fc <0f> 0b 48 89 ef e8 e9 d9 1c fd 31 ff 89 c5 89 c6 e8 6e 96 70 fc 40
RSP: 0018:ffff8881da21f620 EFLAGS: 00010293
RAX: ffff8881da2098c0 RBX: ffff8881ccbc0000 RCX: ffffffff84cfa9a0
RDX: 0000000000000000 RSI: ffffffff84cfa9bd RDI: 0000000000000001
RBP: ffff8881ccbc0068 R08: ffff8881da2098c0 R09: fffffbfff0f8c361
R10: ffffffff87c61b07 R11: fffffbfff0f8c360 R12: ffff8881da21f768
R13: dffffc0000000000 R14: ffff8881da21f700 R15: 0000000000000000
 rollback_registered+0xf2/0x1c0 net/core/dev.c:8873
 unregister_netdevice_queue net/core/dev.c:9971 [inline]
 unregister_netdevice_queue+0x1d7/0x2b0 net/core/dev.c:9964
 unregister_netdevice include/linux/netdevice.h:2725 [inline]
 unregister_netdev+0x18/0x20 net/core/dev.c:10012
 r871xu_dev_remove+0xe2/0x215 drivers/staging/rtl8712/usb_intf.c:604
 usb_unbind_interface+0x1bd/0x8a0 drivers/usb/core/driver.c:436
 __device_release_driver drivers/base/dd.c:1110 [inline]
 device_release_driver_internal+0x432/0x500 drivers/base/dd.c:1141
 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:533
 device_del+0x481/0xd30 drivers/base/core.c:2715
 usb_disable_device+0x23d/0x790 drivers/usb/core/message.c:1245
 usb_disconnect+0x293/0x900 drivers/usb/core/hub.c:2217
 hub_port_connect drivers/usb/core/hub.c:5059 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5348 [inline]
 port_event drivers/usb/core/hub.c:5494 [inline]
 hub_event+0x1abf/0x43c0 drivers/usb/core/hub.c:5576
 process_one_work+0x965/0x1630 kernel/workqueue.c:2268
 process_scheduled_works kernel/workqueue.c:2330 [inline]
 worker_thread+0x7ab/0xe20 kernel/workqueue.c:2416
 kthread+0x326/0x430 kernel/kthread.c:268
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:351
Kernel Offset: disabled
Rebooting in 86400 seconds..