================================================================== BUG: KCSAN: data-race in io_sq_thread / io_uring_try_cancel_requests write to 0xffff88811812bdb8 of 8 bytes by task 21520 on cpu 0: io_sq_thread+0xb19/0xc00 fs/io_uring.c:7595 ret_from_fork+0x1f/0x30 read to 0xffff88811812bdb8 of 8 bytes by task 16076 on cpu 1: io_uring_try_cancel_requests+0x1ab/0x308 fs/io_uring.c:9731 io_ring_exit_work+0x79/0x3c7 fs/io_uring.c:9527 process_one_work+0x3f6/0x960 kernel/workqueue.c:2307 worker_thread+0x616/0xa70 kernel/workqueue.c:2454 kthread+0x1bf/0x1e0 kernel/kthread.c:359 ret_from_fork+0x1f/0x30 value changed: 0xffff8881182ae740 -> 0x0000000000000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 16076 Comm: kworker/u4:16 Not tainted 5.16.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_unbound io_ring_exit_work ==================================================================