hso 4-1:0.0: Can't find BULK IN endpoint
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WARNING: CPU: 1 PID: 9155 at net/core/dev.c:10901 unregister_netdevice_many+0x205/0x1710 net/core/dev.c:10901
Modules linked in:
CPU: 1 PID: 9155 Comm: kworker/1:7 Not tainted 5.12.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
RIP: 0010:unregister_netdevice_many+0x205/0x1710 net/core/dev.c:10901
Code: 05 00 00 31 ff 44 89 fe e8 28 52 89 fc 45 84 ff 0f 85 49 ff ff ff e8 7a 4b 89 fc 0f 1f 44 00 00 e8 70 4b 89 fc e8 6b 4b 89 fc <0f> 0b 4c 89 ef e8 11 30 45 fd 31 ff 41 89 c5 89 c6 e8 f5 51 89 fc
RSP: 0018:ffffc90012c06f40 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff888136cb2000 RCX: ffffc9000fd1f000
RDX: 0000000000040000 RSI: ffffffff84b716a5 RDI: 0000000000000003
RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff84b71688 R11: 0000000000000000 R12: ffffc90012c07010
R13: ffff888136cb2060 R14: ffffc90012c06fb0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000556f3b5ce160 CR3: 0000000139a55000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 unregister_netdevice_queue+0x2dd/0x3c0 net/core/dev.c:10869
 unregister_netdevice include/linux/netdevice.h:2884 [inline]
 unregister_netdev+0x18/0x20 net/core/dev.c:10994
 hso_free_net_device+0x110/0x3b0 drivers/net/usb/hso.c:2368
 hso_create_net_device+0x79c/0xa80 drivers/net/usb/hso.c:2555
 hso_probe+0x132d/0x1de0 drivers/net/usb/hso.c:2901
 usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396
 really_probe+0x291/0xe60 drivers/base/dd.c:559
 driver_probe_device+0x26b/0x3d0 drivers/base/dd.c:745
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:851
 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:431
 __device_attach+0x228/0x4a0 drivers/base/dd.c:919
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0xbdb/0x1db0 drivers/base/core.c:3242
 usb_set_configuration+0x113f/0x1910 drivers/usb/core/message.c:2164
 usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238
 usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293
 really_probe+0x291/0xe60 drivers/base/dd.c:559
 driver_probe_device+0x26b/0x3d0 drivers/base/dd.c:745
 __device_attach_driver+0x1d1/0x290 drivers/base/dd.c:851
 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:431
 __device_attach+0x228/0x4a0 drivers/base/dd.c:919
 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491
 device_add+0xbdb/0x1db0 drivers/base/core.c:3242
 usb_new_device.cold+0x721/0x1058 drivers/usb/core/hub.c:2556
 hub_port_connect drivers/usb/core/hub.c:5276 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5416 [inline]
 port_event drivers/usb/core/hub.c:5562 [inline]
 hub_event+0x2357/0x4320 drivers/usb/core/hub.c:5644
 process_one_work+0x98d/0x1580 kernel/workqueue.c:2275
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2421
 kthread+0x38c/0x460 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294