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BUG: KCSAN: data-race in io_wqe_enqueue / io_wqe_worker

write to 0xffff888138d16244 of 4 bytes by task 16067 on cpu 1:
 io_wqe_worker+0x7a/0x540 fs/io-wq.c:554
 ret_from_fork+0x1f/0x30

read to 0xffff888138d16244 of 4 bytes by task 16059 on cpu 0:
 io_wqe_get_acct fs/io-wq.c:168 [inline]
 io_wqe_activate_free_worker fs/io-wq.c:228 [inline]
 io_wqe_enqueue+0x381/0x7f0 fs/io-wq.c:857
 io_wq_enqueue+0x31/0x40 fs/io-wq.c:890
 io_queue_async_work+0x13a/0x320 fs/io_uring.c:1473
 io_submit_sqe+0x35db/0x3eb0
 io_submit_sqes+0x505/0xde0 fs/io_uring.c:7293
 __do_sys_io_uring_enter fs/io_uring.c:9986 [inline]
 __se_sys_io_uring_enter+0x20d/0xb30 fs/io_uring.c:9928
 __x64_sys_io_uring_enter+0x74/0x80 fs/io_uring.c:9928
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xa0 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: 16059 Comm: syz-executor.2 Not tainted 5.15.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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