INFO: task kworker/0:1:24 blocked for more than 140 seconds. vhci_hcd: connection reset by peer vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: unlink cleanup rx 1 Not tainted 4.14.261-syzkaller #0 vhci_hcd: disconnect device usb 14-1: device descriptor read/8, error -110 vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: unlink cleanup rx 1 usb 12-1: device descriptor read/8, error -110 vhci_hcd: disconnect device usb 12-1: new SuperSpeed USB device number 2 using vhci_hcd usb 14-1: new SuperSpeed USB device number 2 using vhci_hcd usb 12-1: enqueue for inactive port 0 usb 12-1: enqueue for inactive port 0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. usb 14-1: enqueue for inactive port 0 kworker/0:1 D27792 24 2 0x80000000 usb 12-1: enqueue for inactive port 0 usb 14-1: enqueue for inactive port 0 usb 14-1: enqueue for inactive port 0 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:2811 [inline] __schedule+0x88b/0x1de0 kernel/sched/core.c:3387 schedule+0x8d/0x1b0 kernel/sched/core.c:3431 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3489 __mutex_lock_common kernel/locking/mutex.c:833 [inline] __mutex_lock+0x669/0x1310 kernel/locking/mutex.c:893 usb usb12-port1: Cannot enable. Maybe the USB cable is bad? usb usb14-port1: Cannot enable. Maybe the USB cable is bad? usb usb12-port1: attempt power cycle vhci_hcd: vhci_device speed not set usb usb14-port1: attempt power cycle vhci_hcd: connection closed vhci_hcd: stop threads vhci_hcd: release socket vhci_hcd: disconnect device vhci_hcd: connection reset by peer usb usb14-port1: Cannot enable. Maybe the USB cable is bad? vhci_hcd: stop threads vhci_hcd: release socket usb usb12-port1: Cannot enable. Maybe the USB cable is bad? usb usb14-port1: Cannot enable. Maybe the USB cable is bad? usb usb14-port1: unable to enumerate USB device vhci_hcd: unlink cleanup rx 1 hub_port_connect drivers/usb/core/hub.c:4921 [inline] hub_port_connect_change drivers/usb/core/hub.c:5144 [inline] port_event drivers/usb/core/hub.c:5250 [inline] hub_event+0x15ea/0x3f60 drivers/usb/core/hub.c:5330 vhci_hcd: disconnect device usb 16-1: device descriptor read/8, error -110 vhci_hcd: connection reset by peer vhci_hcd: stop threads usb usb12-port1: Cannot enable. Maybe the USB cable is bad? usb 16-1: new SuperSpeed USB device number 3 using vhci_hcd vhci_hcd: release socket usb usb12-port1: unable to enumerate USB device vhci_hcd: unlink cleanup rx 1