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BUG: KCSAN: assert: race in __block_task kernel/sched/sched.h:2634 [inline]
BUG: KCSAN: assert: race in dequeue_entities+0x6df/0x760 kernel/sched/fair.c:7168

race at unknown origin, with assert no writes to 0xffff8881020f6368 of 4 bytes by task 9488 on cpu 0:
 __block_task kernel/sched/sched.h:2634 [inline]
 dequeue_entities+0x6df/0x760 kernel/sched/fair.c:7168
 pick_next_entity kernel/sched/fair.c:5618 [inline]
 pick_task_fair kernel/sched/fair.c:8847 [inline]
 pick_next_task_fair+0x7d/0x410 kernel/sched/fair.c:8867
 __pick_next_task kernel/sched/core.c:5888 [inline]
 pick_next_task kernel/sched/core.c:6410 [inline]
 __schedule+0x27c/0x940 kernel/sched/core.c:6561
 __schedule_loop kernel/sched/core.c:6684 [inline]
 schedule+0x55/0xc0 kernel/sched/core.c:6699
 futex_wait_queue kernel/futex/waitwake.c:370 [inline]
 __futex_wait+0x141/0x290 kernel/futex/waitwake.c:669
 futex_wait+0x99/0x1c0 kernel/futex/waitwake.c:697
 do_futex+0x276/0x370 kernel/futex/syscalls.c:102
 __do_sys_futex kernel/futex/syscalls.c:179 [inline]
 __se_sys_futex+0x25d/0x3a0 kernel/futex/syscalls.c:160
 __x64_sys_futex+0x78/0x90 kernel/futex/syscalls.c:160
 x64_sys_call+0x23c4/0x2d60 arch/x86/include/generated/asm/syscalls_64.h:203
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xc9/0x1c0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

value changed: 0x00000000 -> 0x00000001

Reported by Kernel Concurrency Sanitizer on:
CPU: 0 UID: 0 PID: 9488 Comm: syz.1.1392 Not tainted 6.11.0-syzkaller-07341-gbaeb9a7d8b60 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
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