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BUG: KCSAN: data-race in __perf_event_read_value / event_sched_out

write to 0xffff88814b5850c8 of 8 bytes by task 23062 on cpu 1:
 perf_event_update_time kernel/events/core.c:647 [inline]
 perf_event_set_state kernel/events/core.c:666 [inline]
 event_sched_out+0x33b/0x830 kernel/events/core.c:2364
 group_sched_out+0xf0/0x1f0 kernel/events/core.c:2390
 ctx_sched_out+0x3ab/0x470 kernel/events/core.c:3339
 task_ctx_sched_out kernel/events/core.c:2729 [inline]
 perf_event_context_sched_out kernel/events/core.c:3544 [inline]
 __perf_event_task_sched_out+0x679/0xf10 kernel/events/core.c:3647
 perf_event_task_sched_out include/linux/perf_event.h:1236 [inline]
 prepare_task_switch+0x13b/0x140 kernel/sched/core.c:4796
 context_switch kernel/sched/core.c:4938 [inline]
 __schedule+0x387/0x690 kernel/sched/core.c:6295
 schedule+0x81/0xb0 kernel/sched/core.c:6368
 freezable_schedule include/linux/freezer.h:172 [inline]
 futex_wait_queue+0xd1/0x170 kernel/futex/waitwake.c:355
 futex_wait+0x126/0x350 kernel/futex/waitwake.c:656
 do_futex+0x283/0x2b0 kernel/futex/syscalls.c:106
 __do_sys_futex kernel/futex/syscalls.c:183 [inline]
 __se_sys_futex+0xe8/0x370 kernel/futex/syscalls.c:164
 __x64_sys_futex+0x74/0x80 kernel/futex/syscalls.c:164
 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

read to 0xffff88814b5850c8 of 8 bytes by task 23066 on cpu 0:
 __perf_event_read_value+0xc2/0x1f0 kernel/events/core.c:5290
 perf_read_one kernel/events/core.c:5417 [inline]
 __perf_read kernel/events/core.c:5468 [inline]
 perf_read+0x2b8/0x5c0 kernel/events/core.c:5485
 loop_rw_iter+0x257/0x350
 io_iter_do_read fs/io_uring.c:3613 [inline]
 io_read fs/io_uring.c:3668 [inline]
 io_issue_sqe+0x7428/0x98d0 fs/io_uring.c:6751
 io_wq_submit_work+0x1c5/0x370 fs/io_uring.c:6916
 io_worker_handle_work+0x51b/0xc10 fs/io-wq.c:588
 io_wqe_worker+0x1bc/0x4f0 fs/io-wq.c:639
 ret_from_fork+0x1f/0x30

value changed: 0x0000000002fe4a44 -> 0x0000000002fe7fc4

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 PID: 23066 Comm: iou-wrk-23062 Tainted: G        W         5.17.0-rc2-syzkaller-00054-g27bb0b18c208 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
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