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BUG: KCSAN: data-race in do_mq_timedreceive / do_mq_timedreceive

write to 0xffff888100e68dd8 of 8 bytes by task 6195 on cpu 1:
 do_mq_timedreceive+0x289/0x6e0 ipc/mqueue.c:1238
 __do_sys_mq_timedreceive ipc/mqueue.c:1308 [inline]
 __se_sys_mq_timedreceive ipc/mqueue.c:1297 [inline]
 __x64_sys_mq_timedreceive+0xca/0x150 ipc/mqueue.c:1297
 do_syscall_64+0xd3/0x1d0
 entry_SYSCALL_64_after_hwframe+0x6d/0x75

read to 0xffff888100e68dd8 of 8 bytes by task 6198 on cpu 0:
 do_mq_timedreceive+0x207/0x6e0 ipc/mqueue.c:1230
 __do_sys_mq_timedreceive ipc/mqueue.c:1308 [inline]
 __se_sys_mq_timedreceive ipc/mqueue.c:1297 [inline]
 __x64_sys_mq_timedreceive+0xca/0x150 ipc/mqueue.c:1297
 do_syscall_64+0xd3/0x1d0
 entry_SYSCALL_64_after_hwframe+0x6d/0x75

value changed: 0x0000000000000000 -> 0xffff88815ef42d80

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 6198 Comm: syz-executor.2 Tainted: G        W          6.8.0-syzkaller-11752-gdba89d1b81df #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
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