==================================================================
BUG: KCSAN: data-race in io_sq_thread / io_sq_thread_park
write to 0xffff88813bec2578 of 8 bytes by task 1018 on cpu 0:
io_sq_thread+0xaa1/0xb20 io_uring/sqpoll.c:304
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
read to 0xffff88813bec2578 of 8 bytes by task 24 on cpu 1:
io_sq_thread_park+0x1b/0x80 io_uring/sqpoll.c:45
io_ring_exit_work+0x178/0x4f0 io_uring/io_uring.c:3039
process_one_work+0x3e6/0x750 kernel/workqueue.c:2405
worker_thread+0x5f2/0xa10 kernel/workqueue.c:2552
kthread+0x1d7/0x210 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
value changed: 0xffff88813b504440 -> 0x0000000000000000
Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 24 Comm: kworker/u4:1 Not tainted 6.3.0-syzkaller-11733-g825a0714d2b3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
Workqueue: events_unbound io_ring_exit_work
==================================================================
vhci_hcd: stop threads
vhci_hcd: release socket
vhci_hcd: disconnect device