usb 4-1: USB disconnect, device number 25 asix 4-1:7.204 eth1: unregister 'asix' usb-dummy_hcd.3-1, ASIX AX88178 USB 2.0 Ethernet ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8747 at net/sched/sch_generic.c:1500 dev_shutdown+0x3b6/0x430 net/sched/sch_generic.c:1500 Modules linked in: CPU: 0 UID: 0 PID: 8747 Comm: kworker/0:8 Not tainted syzkaller #0 PREEMPT(voluntary) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Workqueue: usb_hub_wq hub_event RIP: 0010:dev_shutdown+0x3b6/0x430 net/sched/sch_generic.c:1500 Code: 48 c7 c2 a0 8f 41 88 be a3 00 00 00 48 c7 c7 60 94 41 88 c6 05 33 45 4e 04 01 e8 b5 c9 18 fb e9 8f fd ff ff e8 9b 9b 3c fb 90 <0f> 0b 90 e9 5f fe ff ff 4c 89 f7 e8 da c9 9a fb e9 77 fc ff ff 4c RSP: 0018:ffffc900128df498 EFLAGS: 00010287 RAX: 0000000000008288 RBX: ffff88811f708488 RCX: ffffc90010f99000 RDX: 0000000000100000 RSI: ffffffff86415cb5 RDI: ffff88811f708568 RBP: ffff88811f708000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff88811f708438 R13: ffffed1023ee1003 R14: ffff88811f708480 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff888268ef9000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb796815286 CR3: 0000000119fce000 CR4: 00000000003506f0 Call Trace: unregister_netdevice_many_notify+0xcb6/0x2310 net/core/dev.c:12154 unregister_netdevice_many net/core/dev.c:12229 [inline] unregister_netdevice_queue+0x305/0x3f0 net/core/dev.c:12073 unregister_netdevice include/linux/netdevice.h:3385 [inline] unregister_netdev+0x1f/0x60 net/core/dev.c:12247 usbnet_disconnect+0x109/0x500 drivers/net/usb/usbnet.c:1658 usb_unbind_interface+0x1dd/0x9e0 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:571 [inline] device_remove+0x122/0x170 drivers/base/dd.c:563 __device_release_driver drivers/base/dd.c:1274 [inline] device_release_driver_internal+0x44b/0x620 drivers/base/dd.c:1297 bus_remove_device+0x22f/0x420 drivers/base/bus.c:579 device_del+0x396/0x9f0 drivers/base/core.c:3878 usb_disable_device+0x355/0x7d0 drivers/usb/core/message.c:1418 usb_disconnect+0x2e1/0x9c0 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+0x1aa2/0x5060 drivers/usb/core/hub.c:5952 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3236 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x5b6/0x6c0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245