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BUG: KCSAN: data-race in n_tty_kick_worker / n_tty_receive_buf_common

read to 0xffffc900092d705c of 1 bytes by task 24060 on cpu 0:
 n_tty_kick_worker+0x2d/0x160 drivers/tty/n_tty.c:205
 n_tty_read+0x4a7/0x1070 drivers/tty/n_tty.c:2094
 iterate_tty_read drivers/tty/tty_io.c:868 [inline]
 tty_read+0x19c/0x430 drivers/tty/tty_io.c:944
 call_read_iter include/linux/fs.h:2156 [inline]
 io_iter_do_read fs/io_uring.c:3505 [inline]
 io_read fs/io_uring.c:3562 [inline]
 io_issue_sqe+0xbee/0x55e0 fs/io_uring.c:6675
 __io_queue_sqe+0x20/0x440 fs/io_uring.c:7022
 io_queue_sqe fs/io_uring.c:7064 [inline]
 io_submit_sqe+0x77a/0x47d3 fs/io_uring.c:7267
 io_submit_sqes+0x25d/0x670 fs/io_uring.c:7373
 __do_sys_io_uring_enter fs/io_uring.c:10076 [inline]
 __se_sys_io_uring_enter+0x212/0xb00 fs/io_uring.c:10018
 __x64_sys_io_uring_enter+0x74/0x80 fs/io_uring.c:10018
 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

write to 0xffffc900092d705c of 1 bytes by task 14374 on cpu 1:
 n_tty_receive_buf_common+0x370/0x4e70 drivers/tty/n_tty.c:1664
 n_tty_receive_buf2+0x2e/0x40 drivers/tty/n_tty.c:1709
 tty_ldisc_receive_buf+0x5b/0xf0 drivers/tty/tty_buffer.c:471
 tty_port_default_receive_buf+0x54/0x80 drivers/tty/tty_port.c:39
 receive_buf drivers/tty/tty_buffer.c:491 [inline]
 flush_to_ldisc+0x1c5/0x300 drivers/tty/tty_buffer.c:543
 process_one_work+0x3fc/0x980 kernel/workqueue.c:2298
 worker_thread+0x616/0xa70 kernel/workqueue.c:2445
 kthread+0x2c7/0x2e0 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30

value changed: 0x01 -> 0x00

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 PID: 14374 Comm: kworker/u4:53 Not tainted 5.16.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound flush_to_ldisc
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