BUG: KCSAN: data-race in vhci_hub_control / vhci_shutdown_connection write to 0xffff888103be1268 of 4 bytes by task 31364 on cpu 1: rh_port_disconnect drivers/usb/usbip/vhci_hcd.c:204 [inline] vhci_shutdown_connection+0x253/0x2d0 drivers/usb/usbip/vhci_hcd.c:1062 event_handler+0x1a7/0x360 drivers/usb/usbip/usbip_event.c:79 process_one_work+0x3d3/0x720 kernel/workqueue.c:2289 worker_thread+0x618/0xa70 kernel/workqueue.c:2436 kthread+0x1a9/0x1e0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 read to 0xffff888103be1268 of 4 bytes by task 80 on cpu 0: vhci_hub_control+0xbb3/0xdb0 drivers/usb/usbip/vhci_hcd.c:657 rh_call_control drivers/usb/core/hcd.c:683 [inline] rh_urb_enqueue drivers/usb/core/hcd.c:848 [inline] usb_hcd_submit_urb+0xc8e/0x1360 drivers/usb/core/hcd.c:1551 usb_submit_urb+0xbef/0xca0 drivers/usb/core/urb.c:594 usb_start_wait_urb+0x91/0x190 drivers/usb/core/message.c:58 usb_internal_control_msg drivers/usb/core/message.c:102 [inline] usb_control_msg+0x17e/0x240 drivers/usb/core/message.c:153 usb_clear_port_feature drivers/usb/core/hub.c:429 [inline] hub_activate+0x7ad/0x1150 drivers/usb/core/hub.c:1178 hub_resume+0x43/0x200 drivers/usb/core/hub.c:3894 usb_resume_interface drivers/usb/core/driver.c:1359 [inline] usb_resume_both+0x3d0/0x5b0 drivers/usb/core/driver.c:1519 usb_runtime_resume+0x1d/0x20 drivers/usb/core/driver.c:1976 __rpm_callback+0x2ae/0x750 drivers/base/power/runtime.c:398 rpm_callback drivers/base/power/runtime.c:525 [inline] rpm_resume+0xa67/0xea0 drivers/base/power/runtime.c:902 __pm_runtime_resume+0xd8/0xf0 drivers/base/power/runtime.c:1160 pm_runtime_get_sync include/linux/pm_runtime.h:426 [inline] usb_autoresume_device+0x20/0x60 drivers/usb/core/driver.c:1706 usb_remote_wakeup+0x42/0x90 drivers/usb/core/hub.c:3732 hcd_resume_work+0x21/0x30 drivers/usb/core/hcd.c:2396 process_one_work+0x3d3/0x720 kernel/workqueue.c:2289 worker_thread+0x618/0xa70 kernel/workqueue.c:2436 kthread+0x1a9/0x1e0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 value changed: 0x00000301 -> 0x00010300 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 80 Comm: kworker/0:2 Not tainted 5.18.0-syzkaller-12234-g50fd82b3a9a9-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: pm hcd_resume_work ==================================================================