usb 6-1: USB disconnect, device number 99 asix 6-1:7.204 eth13: unregister 'asix' usb-dummy_hcd.5-1, ASIX AX88178 USB 2.0 Ethernet ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4752 at net/sched/sch_generic.c:1500 dev_shutdown+0x3e1/0x440 net/sched/sch_generic.c:1500 Modules linked in: CPU: 0 UID: 0 PID: 4752 Comm: kworker/0:6 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Workqueue: usb_hub_wq hub_event RIP: 0010:dev_shutdown+0x3e1/0x440 net/sched/sch_generic.c:1500 Code: d5 ab d5 f8 49 83 7d 00 00 75 19 e8 b9 f6 6f f8 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 a0 f6 6f f8 90 <0f> 0b 90 eb e1 e8 95 f6 6f f8 4c 89 e7 be 03 00 00 00 e8 d8 cc 40 RSP: 0018:ffffc900049e7160 EFLAGS: 00010287 RAX: ffffffff89504d30 RBX: ffff88802cd144c8 RCX: 0000000000100000 RDX: ffffc90019de4000 RSI: 0000000000006d5b RDI: 0000000000006d5c RBP: 0000000000000001 R08: ffffc900049e6f47 R09: 1ffff9200093cde8 R10: dffffc0000000000 R11: fffff5200093cde9 R12: ffffffff8f525a50 R13: ffff88802cd145a8 R14: 1ffff110059a2899 R15: ffffffff8f525a40 FS: 0000000000000000(0000) GS:ffff888125d0d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000f7496250 CR3: 0000000040bf0000 CR4: 00000000003526f0 Call Trace: unregister_netdevice_many_notify+0x118c/0x2390 net/core/dev.c:12272 unregister_netdevice_many net/core/dev.c:12347 [inline] unregister_netdevice_queue+0x33c/0x380 net/core/dev.c:12161 unregister_netdevice include/linux/netdevice.h:3389 [inline] unregister_netdev+0x1f/0x60 net/core/dev.c:12365 usbnet_disconnect+0xcd/0x380 drivers/net/usb/usbnet.c:1660 usb_unbind_interface+0x26e/0x910 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:571 [inline] __device_release_driver drivers/base/dd.c:1274 [inline] device_release_driver_internal+0x4d9/0x800 drivers/base/dd.c:1297 bus_remove_device+0x34d/0x410 drivers/base/bus.c:579 device_del+0x511/0x8e0 drivers/base/core.c:3878 usb_disable_device+0x3e9/0x8a0 drivers/usb/core/message.c:1418 usb_disconnect+0x330/0x950 drivers/usb/core/hub.c:2344 hub_port_connect drivers/usb/core/hub.c:5406 [inline] hub_port_connect_change drivers/usb/core/hub.c:5706 [inline] port_event drivers/usb/core/hub.c:5870 [inline] hub_event+0x1cf5/0x4a20 drivers/usb/core/hub.c:5952 process_one_work kernel/workqueue.c:3263 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245