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BUG: KCSAN: data-race in io_wqe_enqueue / io_wqe_worker

write to 0xffff88812702f0c4 of 4 bytes by task 14921 on cpu 1:
 io_wqe_worker+0x79/0x4f0 fs/io-wq.c:625
 ret_from_fork+0x1f/0x30

read to 0xffff88812702f0c4 of 4 bytes by task 14901 on cpu 0:
 io_wqe_get_acct fs/io-wq.c:172 [inline]
 io_wqe_activate_free_worker fs/io-wq.c:266 [inline]
 io_wqe_enqueue+0x381/0x740 fs/io-wq.c:935
 io_wq_enqueue+0x31/0x40 fs/io-wq.c:968
 io_queue_async_work+0x202/0x430 fs/io_uring.c:1615
 io_queue_sqe_arm_apoll fs/io_uring.c:7083 [inline]
 __io_queue_sqe+0x44c/0x6a0 fs/io_uring.c:7112
 io_queue_sqe+0x46/0x550 fs/io_uring.c:7139
 io_submit_sqe+0x796/0x4b34 fs/io_uring.c:7347
 io_submit_sqes+0x25f/0x560 fs/io_uring.c:7453
 __do_sys_io_uring_enter fs/io_uring.c:10152 [inline]
 __se_sys_io_uring_enter+0x212/0xb00 fs/io_uring.c:10094
 __x64_sys_io_uring_enter+0x74/0x80 fs/io_uring.c:10094
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae

value changed: 0x0000000c -> 0x0000000f

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 14901 Comm: syz-executor.0 Not tainted 5.17.0-rc4-syzkaller-00241-g7f25f0412c9e-dirty #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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