vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
INFO: task kworker/0:1:14 blocked for more than 140 seconds.
Not tainted 4.19.187-syzkaller #0
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
kworker/0:1 D
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
28032 14 2 0x80000000
vhci_hcd: release socket
Workqueue: usb_hub_wq hub_event
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
Call Trace:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: connection closed
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd: disconnect device
usb_kill_urb.part.0+0x197/0x220 drivers/usb/core/urb.c:697
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
usb_kill_urb+0x7c/0x90 drivers/usb/core/urb.c:692
vhci_hcd vhci_hcd.0: port 0 already used
usb_start_wait_urb+0x252/0x4c0 drivers/usb/core/message.c:63
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
usb_internal_control_msg drivers/usb/core/message.c:101 [inline]
usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
hub_port_init+0x12dc/0x2fa0 drivers/usb/core/hub.c:4654
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
hub_port_connect drivers/usb/core/hub.c:5020 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
port_event drivers/usb/core/hub.c:5311 [inline]
hub_event+0x1cd4/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
process_one_work+0x864/0x1570 kernel/workqueue.c:2152
vhci_hcd: release socket
vhci_hcd: disconnect device
worker_thread+0x64c/0x1130 kernel/workqueue.c:2295
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
kthread+0x33f/0x460 kernel/kthread.c:259
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
INFO: task kworker/1:3:7807 blocked for more than 140 seconds.
vhci_hcd: connection closed
vhci_hcd: connection closed
Not tainted 4.19.187-syzkaller #0
vhci_hcd vhci_hcd.0: port 0 already used
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
kworker/1:3 D28088 7807 2 0x80000000
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
Workqueue: usb_hub_wq hub_event
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: stop threads
Call Trace:
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
vhci_hcd: release socket
usb_kill_urb.part.0+0x197/0x220 drivers/usb/core/urb.c:697
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
usb_kill_urb+0x7c/0x90 drivers/usb/core/urb.c:692
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
usb_start_wait_urb+0x252/0x4c0 drivers/usb/core/message.c:63
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
usb_internal_control_msg drivers/usb/core/message.c:101 [inline]
usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
hub_port_init+0x12dc/0x2fa0 drivers/usb/core/hub.c:4654
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
hub_port_connect drivers/usb/core/hub.c:5020 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
port_event drivers/usb/core/hub.c:5311 [inline]
hub_event+0x1cd4/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: release socket
process_one_work+0x864/0x1570 kernel/workqueue.c:2152
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
process_scheduled_works kernel/workqueue.c:2211 [inline]
worker_thread+0x82b/0x1130 kernel/workqueue.c:2297
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
kthread+0x33f/0x460 kernel/kthread.c:259
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
INFO: task kworker/0:0:8119 blocked for more than 140 seconds.
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
Not tainted 4.19.187-syzkaller #0
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
vhci_hcd: release socket
kworker/0:0 D27768 8119 2 0x80000000
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
Workqueue: usb_hub_wq hub_event
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
Call Trace:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
usb_kill_urb.part.0+0x197/0x220 drivers/usb/core/urb.c:697
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
usb_kill_urb+0x7c/0x90 drivers/usb/core/urb.c:692
vhci_hcd: release socket
usb_start_wait_urb+0x252/0x4c0 drivers/usb/core/message.c:63
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
usb_internal_control_msg drivers/usb/core/message.c:101 [inline]
usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
hub_port_init+0x12dc/0x2fa0 drivers/usb/core/hub.c:4654
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
hub_port_connect drivers/usb/core/hub.c:5020 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
port_event drivers/usb/core/hub.c:5311 [inline]
hub_event+0x1cd4/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
process_one_work+0x864/0x1570 kernel/workqueue.c:2152
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
process_scheduled_works kernel/workqueue.c:2211 [inline]
worker_thread+0x82b/0x1130 kernel/workqueue.c:2297
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
kthread+0x33f/0x460 kernel/kthread.c:259
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
INFO: task kworker/0:3:8151 blocked for more than 140 seconds.
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
Not tainted 4.19.187-syzkaller #0
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
vhci_hcd vhci_hcd.0: port 0 already used
kworker/0:3 D27720 8151 2 0x80000000
vhci_hcd vhci_hcd.0: port 0 already used
Workqueue: usb_hub_wq hub_event
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
Call Trace:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
usb_kill_urb.part.0+0x197/0x220 drivers/usb/core/urb.c:697
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
usb_kill_urb+0x7c/0x90 drivers/usb/core/urb.c:692
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
usb_start_wait_urb+0x252/0x4c0 drivers/usb/core/message.c:63
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
usb_internal_control_msg drivers/usb/core/message.c:101 [inline]
usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
hub_port_init+0x12dc/0x2fa0 drivers/usb/core/hub.c:4654
hub_port_connect drivers/usb/core/hub.c:5020 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
port_event drivers/usb/core/hub.c:5311 [inline]
hub_event+0x1cd4/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: Device attached
process_one_work+0x864/0x1570 kernel/workqueue.c:2152
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
process_scheduled_works kernel/workqueue.c:2211 [inline]
worker_thread+0x82b/0x1130 kernel/workqueue.c:2297
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
kthread+0x33f/0x460 kernel/kthread.c:259
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
INFO: task kworker/1:2:8166 blocked for more than 140 seconds.
vhci_hcd: connection closed
vhci_hcd: stop threads
Not tainted 4.19.187-syzkaller #0
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
vhci_hcd vhci_hcd.0: port 0 already used
kworker/1:2 D28128 8166 2 0x80000000
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
Workqueue: usb_hub_wq hub_event
vhci_hcd: release socket
Call Trace:
context_switch kernel/sched/core.c:2828 [inline]
__schedule+0x887/0x2040 kernel/sched/core.c:3517
vhci_hcd: disconnect device
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
schedule+0x8d/0x1b0 kernel/sched/core.c:3561
vhci_hcd vhci_hcd.0: port 0 already used
usb_kill_urb.part.0+0x197/0x220 drivers/usb/core/urb.c:697
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
usb_kill_urb+0x7c/0x90 drivers/usb/core/urb.c:692
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
usb_start_wait_urb+0x252/0x4c0 drivers/usb/core/message.c:63
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
usb_internal_control_msg drivers/usb/core/message.c:101 [inline]
usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:152
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
usb_get_descriptor+0xc5/0x1b0 drivers/usb/core/message.c:654
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
usb_get_device_descriptor+0x81/0xf0 drivers/usb/core/message.c:926
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: disconnect device
hub_port_init+0x74b/0x2fa0 drivers/usb/core/hub.c:4749
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
hub_port_connect drivers/usb/core/hub.c:5020 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
port_event drivers/usb/core/hub.c:5311 [inline]
hub_event+0x1cd4/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
process_one_work+0x864/0x1570 kernel/workqueue.c:2152
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
worker_thread+0x64c/0x1130 kernel/workqueue.c:2295
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
kthread+0x33f/0x460 kernel/kthread.c:259
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
vhci_hcd vhci_hcd.0: port 0 already used
Showing all locks held in the system:
vhci_hcd vhci_hcd.0: port 0 already used
3 locks held by kworker/u4:0/7:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd: connection closed
5 locks held by kworker/0:1/14:
vhci_hcd: disconnect device
#0: 00000000f1e28483 ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2123
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#1: 0000000014182ce5 ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2127
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
#2: 000000000afd3716 (&dev->mutex){....}, at: device_lock include/linux/device.h:1173 [inline]
#2: 000000000afd3716 (&dev->mutex){....}, at: hub_event+0x11e/0x43e0 drivers/usb/core/hub.c:5337
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#3: 000000005090e614 (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2977 [inline]
#3: 000000005090e614 (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5019 [inline]
#3: 000000005090e614 (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
#3: 000000005090e614 (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5311 [inline]
#3: 000000005090e614 (&port_dev->status_lock){+.+.}, at: hub_event+0x1cbf/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
#4:
vhci_hcd: stop threads
vhci_hcd: connection closed
0000000092287359
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
(hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x2fa0 drivers/usb/core/hub.c:4528
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
5 locks held by kworker/1:0/19:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
#0: 00000000f1e28483 ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2123
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#1: 00000000f58f4e22 ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2127
vhci_hcd vhci_hcd.0: port 0 already used
#2: 0000000013fd686f (&dev->mutex){....}, at: device_lock include/linux/device.h:1173 [inline]
#2: 0000000013fd686f (&dev->mutex){....}, at: hub_event+0x11e/0x43e0 drivers/usb/core/hub.c:5337
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
#3: 00000000718ce163 (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2977 [inline]
#3: 00000000718ce163 (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5019 [inline]
#3: 00000000718ce163 (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
#3: 00000000718ce163 (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5311 [inline]
#3: 00000000718ce163 (&port_dev->status_lock){+.+.}, at: hub_event+0x1cbf/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#4: 00000000538682fd (hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x2fa0 drivers/usb/core/hub.c:4528
vhci_hcd: stop threads
1 lock held by khungtaskd/1570:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
#0: 000000006f7ad561 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4440
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
1 lock held by in:imklog/7794:
#0: 000000003ea20b36 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
5 locks held by kworker/1:3/7807:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#0: 00000000f1e28483 ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2123
vhci_hcd vhci_hcd.0: Device attached
#1: 00000000cf65d4f8 ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2127
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#2: 00000000b5cf3cb7 (&dev->mutex){....}, at: device_lock include/linux/device.h:1173 [inline]
#2: 00000000b5cf3cb7 (&dev->mutex){....}, at: hub_event+0x11e/0x43e0 drivers/usb/core/hub.c:5337
vhci_hcd vhci_hcd.0: port 0 already used
#3: 000000003c89e8f9 (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2977 [inline]
#3: 000000003c89e8f9 (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5019 [inline]
#3: 000000003c89e8f9 (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
#3: 000000003c89e8f9 (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5311 [inline]
#3: 000000003c89e8f9 (&port_dev->status_lock){+.+.}, at: hub_event+0x1cbf/0x43e0 drivers/usb/core/hub.c:5391
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#4: 0000000013c15515 (hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x2fa0 drivers/usb/core/hub.c:4528
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
5 locks held by kworker/0:0/8119:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#0: 00000000f1e28483 ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2123
#1: 000000007c7d5ac6 ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2127
#2: 000000008ce5d2dc (&dev->mutex){....}, at: device_lock include/linux/device.h:1173 [inline]
#2: 000000008ce5d2dc (&dev->mutex){....}, at: hub_event+0x11e/0x43e0 drivers/usb/core/hub.c:5337
#3: 00000000be4a7bb6 (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2977 [inline]
#3: 00000000be4a7bb6 (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5019 [inline]
#3: 00000000be4a7bb6 (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
#3: 00000000be4a7bb6 (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5311 [inline]
#3: 00000000be4a7bb6 (&port_dev->status_lock){+.+.}, at: hub_event+0x1cbf/0x43e0 drivers/usb/core/hub.c:5391
#4: 00000000e6325782 (hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x2fa0 drivers/usb/core/hub.c:4528
5 locks held by kworker/0:3/8151:
#0: 00000000f1e28483 ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2123
#1: 00000000ba2150e8 ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2127
#2: 00000000adb82d79 (&dev->mutex){....}, at: device_lock include/linux/device.h:1173 [inline]
#2: 00000000adb82d79 (&dev->mutex){....}, at: hub_event+0x11e/0x43e0 drivers/usb/core/hub.c:5337
#3: 00000000157a00e2 (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2977 [inline]
#3: 00000000157a00e2 (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5019 [inline]
#3: 00000000157a00e2 (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
#3: 00000000157a00e2 (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5311 [inline]
#3: 00000000157a00e2 (&port_dev->status_lock){+.+.}, at: hub_event+0x1cbf/0x43e0 drivers/usb/core/hub.c:5391
#4: 00000000abd72bc9 (hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x2fa0 drivers/usb/core/hub.c:4528
5 locks held by kworker/1:2/8166:
#0: 00000000f1e28483 ((wq_completion)"usb_hub_wq"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2123
#1: 000000009a4b0f4d ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2127
#2: 00000000aed16925 (&dev->mutex){....}, at: device_lock include/linux/device.h:1173 [inline]
#2: 00000000aed16925 (&dev->mutex){....}, at: hub_event+0x11e/0x43e0 drivers/usb/core/hub.c:5337
#3: 000000000b768b8b (&port_dev->status_lock){+.+.}, at: usb_lock_port drivers/usb/core/hub.c:2977 [inline]
#3: 000000000b768b8b (&port_dev->status_lock){+.+.}, at: hub_port_connect drivers/usb/core/hub.c:5019 [inline]
#3: 000000000b768b8b (&port_dev->status_lock){+.+.}, at: hub_port_connect_change drivers/usb/core/hub.c:5203 [inline]
#3: 000000000b768b8b (&port_dev->status_lock){+.+.}, at: port_event drivers/usb/core/hub.c:5311 [inline]
#3: 000000000b768b8b (&port_dev->status_lock){+.+.}, at: hub_event+0x1cbf/0x43e0 drivers/usb/core/hub.c:5391
#4: 0000000042367567 (hcd->address0_mutex){+.+.}, at: hub_port_init+0x1b9/0x2fa0 drivers/usb/core/hub.c:4528
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
9 locks held by syz-executor547/5289:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5295:
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
#0: 000000008334dd09 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000008334dd09 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
#2: 00000000626dd4a6 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
#3: 000000000c88b67e (&obj_hash[i].lock){-.-.}, at: debug_object_activate+0x12f/0x450 lib/debugobjects.c:472
4 locks held by syz-executor547/5312:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
7 locks held by syz-executor547/5313:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
4 locks held by syz-executor547/5324:
vhci_hcd vhci_hcd.0: port 0 already used
7 locks held by syz-executor547/5325:
vhci_hcd vhci_hcd.0: port 0 already used
7 locks held by syz-executor547/5326:
vhci_hcd: release socket
4 locks held by syz-executor547/5333:
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd: stop threads
#1: 00000000211cc54f (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd: release socket
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#3: 00000000b0c41e35 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
4 locks held by syz-executor547/5343:
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: Device attached
#1: 00000000ec0b67de (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd: connection closed
#2:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
00000000cd3aa2d2 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#3: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: __free_one_page mm/page_alloc.c:820 [inline]
#3: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: free_one_page+0x12b/0x1080 mm/page_alloc.c:1201
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5373:
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
7 locks held by syz-executor547/5403:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
#0: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000006cffece9 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
#2: 000000001ee3f835 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd vhci_hcd.0: port 0 already used
#4: 00000000c1dea4dd (&(&zone->lock)->rlock){..-.}, at: spin_lock include/linux/spinlock.h:329 [inline]
#4: 00000000c1dea4dd (&(&zone->lock)->rlock){..-.}, at: free_one_page+0x31/0x1080 mm/page_alloc.c:1196
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#5: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: __free_one_page mm/page_alloc.c:820 [inline]
#5: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: free_one_page+0x12b/0x1080 mm/page_alloc.c:1201
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
#6: 0000000097b3f32b (&obj_hash[i].lock){-.-.}, at: debug_object_activate+0x12f/0x450 lib/debugobjects.c:472
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
7 locks held by syz-executor547/5427:
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5451:
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
#0: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000006cffece9 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#2: 000000001ee3f835 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: port 0 already used
#3: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#3: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: Device attached
7 locks held by syz-executor547/5462:
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5472:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
7 locks held by syz-executor547/5488:
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
4 locks held by syz-executor547/5492:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: Device attached
#1: 00000000ff4dfa0f (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: port 0 already used
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: port 0 already used
#3: 00000000268e8c67 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
4 locks held by syz-executor547/5493:
vhci_hcd: connection closed
vhci_hcd: stop threads
#0: 000000008334dd09 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000008334dd09 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd: release socket
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
#2: 00000000626dd4a6 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
#3: 000000000c88b67e (&obj_hash[i].lock){-.-.}, at: debug_object_activate+0x12f/0x450 lib/debugobjects.c:472
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: connection closed
vhci_hcd: stop threads
4 locks held by syz-executor547/5507:
vhci_hcd: release socket
4 locks held by syz-executor547/5509:
vhci_hcd: disconnect device
4 locks held by syz-executor547/5510:
vhci_hcd: stop threads
#0: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000006cffece9 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
#2:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: Device attached
00000000626dd4a6 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5556:
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
4 locks held by syz-executor547/5568:
vhci_hcd: disconnect device
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
#2: 00000000040d22d9 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
#3: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#3: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
4 locks held by syz-executor547/5572:
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: Device attached
4 locks held by syz-executor547/5589:
vhci_hcd vhci_hcd.0: port 0 already used
7 locks held by syz-executor547/5593:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
4 locks held by syz-executor547/5595:
vhci_hcd: release socket
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
#1: 00000000d31cc182 (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd: disconnect device
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: Device attached
#3: 000000002d6768e2 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5597:
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
#1: 000000007d6d627d (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
#3: 00000000b4d7ea67 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5621:
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd: disconnect device
vhci_hcd: connection closed
#1:
vhci_hcd vhci_hcd.0: port 0 already used
00000000a8db6216 (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: port 0 already used
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#3: 00000000268e8c67 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
4 locks held by syz-executor547/5638:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
4 locks held by syz-executor547/5640:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd: disconnect device
#1: 00000000f3de42fa (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#3: 000000002634142f (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd: stop threads
4 locks held by syz-executor547/5658:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
#0: 000000008334dd09 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000008334dd09 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
#2: 00000000766d7621 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: disconnect device
vhci_hcd: connection closed
#3:
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
4 locks held by syz-executor547/5690:
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
#0: 000000008334dd09 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000008334dd09 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
#2: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#2: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
#3: 00000000b282ed7f (&p->pi_lock){-.-.}, at: try_to_wake_up+0x7b/0x1050 kernel/sched/core.c:1961
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5737:
4 locks held by syz-executor547/5767:
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
#1: 00000000ecc3fd7c (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: Device attached
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: port 0 already used
#3: 00000000268e8c67 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: disconnect device
4 locks held by syz-executor547/5799:
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5815:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: connection closed
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000003cb4b159 (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
#2: 00000000c8c5827a (kn->count
vhci_hcd vhci_hcd.0: port 0 already used
#70){.+.+}, at: expand mm/page_alloc.c:1828 [inline]
#70){.+.+}, at: __rmqueue_smallest mm/page_alloc.c:1988 [inline]
#70){.+.+}, at: __rmqueue mm/page_alloc.c:2475 [inline]
#70){.+.+}, at: rmqueue mm/page_alloc.c:3034 [inline]
#70){.+.+}, at: get_page_from_freelist+0x19a1/0x4170 mm/page_alloc.c:3373
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
#3: 00000000d2bc62b8 (&p->pi_lock){-.-.}, at: try_to_wake_up+0x7b/0x1050 kernel/sched/core.c:1961
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5834:
vhci_hcd: stop threads
4 locks held by syz-executor547/5848:
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
4 locks held by syz-executor547/5873:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5879:
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
#1: 00000000fbfb465b (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: port 0 already used
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5882:
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
9 locks held by syz-executor547/5888:
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
4 locks held by syz-executor547/5903:
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: stop threads
#1: 00000000cb2647dc (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd: release socket
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
#3: 00000000268e8c67 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: disconnect device
4 locks held by syz-executor547/5920:
vhci_hcd vhci_hcd.0: Device attached
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#1: 0000000058db1a11 (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#2: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#2: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd: connection closed
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
9 locks held by syz-executor547/5924:
vhci_hcd: disconnect device
4 locks held by syz-executor547/5935:
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/5940:
vhci_hcd: stop threads
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
#1: 000000000b5cc57f (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: connection closed
#2:
vhci_hcd vhci_hcd.0: port 0 already used
00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
#3: 00000000b0c41e35 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
7 locks held by syz-executor547/5954:
vhci_hcd: stop threads
4 locks held by syz-executor547/5958:
vhci_hcd: connection closed
vhci_hcd: release socket
4 locks held by syz-executor547/5966:
vhci_hcd: connection closed
vhci_hcd: disconnect device
4 locks held by syz-executor547/5969:
vhci_hcd vhci_hcd.0: port 0 already used
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
#2: 00000000040d22d9 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd: disconnect device
4 locks held by syz-executor547/5972:
vhci_hcd: connection closed
#0:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
000000008334dd09 (&rq->lock){-.-.}, at: idle_balance kernel/sched/fair.c:9701 [inline]
000000008334dd09 (&rq->lock){-.-.}, at: pick_next_task_fair+0x556/0x1570 kernel/sched/fair.c:6840
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000008334dd09 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#1: 000000008334dd09 (&rq->lock){-.-.}, at: attach_tasks kernel/sched/fair.c:7431 [inline]
#1: 000000008334dd09 (&rq->lock){-.-.}, at: load_balance+0xa88/0x2080 kernel/sched/fair.c:8748
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
#2: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#2: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
#3: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: __free_one_page mm/page_alloc.c:820 [inline]
#3: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: free_one_page+0x12b/0x1080 mm/page_alloc.c:1201
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
7 locks held by syz-executor547/6007:
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
4 locks held by syz-executor547/6023:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
#0: 000000008334dd09 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000008334dd09 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
#2:
vhci_hcd vhci_hcd.0: port 0 already used
00000000aefe2103 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd: connection closed
#3: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#3: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
4 locks held by syz-executor547/6091:
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
#1: 0000000041e670cb (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: port 0 already used
#3: 000000002d6768e2 (&vdev->ud.sysfs_lock){+.+.}, at: attach_store+0x2e4/0xb30 drivers/usb/usbip/vhci_sysfs.c:357
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
4 locks held by syz-executor547/6110:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
#0: 000000008334dd09 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000008334dd09 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd: connection closed
#2:
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
00000000766d7621 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: Device attached
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd: disconnect device
4 locks held by syz-executor547/6143:
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
4 locks held by syz-executor547/6149:
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
#0: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000006cffece9 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: connection closed
#2:
vhci_hcd vhci_hcd.0: port 0 already used
00000000aefe2103 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
4 locks held by syz-executor547/6183:
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#0: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000006cffece9 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
#2: 000000001ee3f835 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/6235:
vhci_hcd: connection closed
4 locks held by syz-executor547/6243:
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd: connection closed
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
#1: 000000005feec5fd (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
#3:
vhci_hcd vhci_hcd.0: port 0 already used
00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: __free_one_page mm/page_alloc.c:820 [inline]
00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: free_one_page+0x12b/0x1080 mm/page_alloc.c:1201
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
7 locks held by syz-executor547/6257:
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#0: 000000006cffece9 (&rq->lock){-.-.}, at: idle_balance kernel/sched/fair.c:9701 [inline]
#0: 000000006cffece9 (&rq->lock){-.-.}, at: pick_next_task_fair+0x556/0x1570 kernel/sched/fair.c:6840
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
#1: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#1: 000000006cffece9 (&rq->lock){-.-.}, at: attach_tasks kernel/sched/fair.c:7431 [inline]
#1: 000000006cffece9 (&rq->lock){-.-.}, at: load_balance+0xa88/0x2080 kernel/sched/fair.c:8748
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
vhci_hcd: release socket
#2: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#2: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
#3: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: __free_one_page mm/page_alloc.c:820 [inline]
#3: 00000000816334f2 (&(&zone->span_seqlock)->seqcount){...-}, at: free_one_page+0x12b/0x1080 mm/page_alloc.c:1201
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: pdev(2) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: port 0 already used
#4: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#4: 000000006cffece9 (&rq->lock){-.-.}, at: ttwu_queue kernel/sched/core.c:1841 [inline]
#4: 000000006cffece9 (&rq->lock){-.-.}, at: try_to_wake_up+0x6d0/0x1050 kernel/sched/core.c:2052
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: Device attached
#5: 00000000b1eb7ca1 (&cfs_rq->removed.lock){-.-.}, at: update_cfs_rq_load_avg kernel/sched/fair.c:3490 [inline]
#5: 00000000b1eb7ca1 (&cfs_rq->removed.lock){-.-.}, at: update_load_avg kernel/sched/fair.c:3612 [inline]
#5: 00000000b1eb7ca1 (&cfs_rq->removed.lock){-.-.}, at: enqueue_entity+0x8c1/0x3850 kernel/sched/fair.c:3974
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: pdev(3) rhport(0) sockfd(3)
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: Device attached
#6: 000000005a8538c7 (console_owner_lock){....}, at: console_lock_spinning_disable_and_check kernel/printk/printk.c:1649 [inline]
#6: 000000005a8538c7 (console_owner_lock){....}, at: console_unlock+0x9bd/0x1110 kernel/printk/printk.c:2463
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
4 locks held by syz-executor547/6336:
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/6349:
vhci_hcd: connection closed
vhci_hcd: stop threads
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
#0: 000000006cffece9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1824 [inline]
#0: 000000006cffece9 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455
vhci_hcd vhci_hcd.0: pdev(4) rhport(0) sockfd(3)
vhci_hcd: disconnect device
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: Device attached
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: stop threads
#1: 000000006f7ad561 (rcu_read_lock){....}, at: trace_sched_stat_runtime include/trace/events/sched.h:428 [inline]
#1: 000000006f7ad561 (rcu_read_lock){....}, at: update_curr+0x2c3/0x870 kernel/sched/fair.c:857
vhci_hcd vhci_hcd.0: pdev(0) rhport(0) sockfd(3)
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd vhci_hcd.0: port 0 already used
#2: 00000000766d7621 (&sig->wait_chldexit){....}, at: __wake_up_common_lock+0xb0/0x170 kernel/sched/wait.c:120
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: disconnect device
#3: 000000006f7ad561 (rcu_read_lock){....}, at: lock_page_memcg+0x0/0x220 include/linux/page_counter.h:64
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: Device attached
7 locks held by syz-executor547/6368:
vhci_hcd vhci_hcd.0: port 0 already used
4 locks held by syz-executor547/6384:
vhci_hcd: stop threads
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: file_start_write include/linux/fs.h:2779 [inline]
#0: 0000000026b32283 (sb_writers#5){.+.+}, at: vfs_write+0x463/0x540 fs/read_write.c:548
vhci_hcd vhci_hcd.0: pdev(5) rhport(0) sockfd(3)
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: devid(0) speed(1) speed_str(low-speed)
vhci_hcd: release socket
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd: connection closed
vhci_hcd vhci_hcd.0: Device attached
#1: 00000000d903f476 (&of->mutex){+.+.}, at: kernfs_fop_write+0x200/0x470 fs/kernfs/file.c:307
vhci_hcd: disconnect device
#2: 00000000c8c5827a (kn->count#70){.+.+}, at: kernfs_fop_write+0x223/0x470 fs/kernfs/file.c:308
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used
vhci_hcd vhci_hcd.0: port 0 already used