================================================================== BUG: KCSAN: data-race in futex_wait / hrtimer_wakeup read-write to 0xffffc9000123fe90 of 8 bytes by interrupt on cpu 0: hrtimer_wakeup+0x1c/0x50 kernel/time/hrtimer.c:1937 __run_hrtimer kernel/time/hrtimer.c:1685 [inline] __hrtimer_run_queues+0x217/0x700 kernel/time/hrtimer.c:1749 hrtimer_interrupt+0x224/0x7c0 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1096 [inline] __sysvec_apic_timer_interrupt+0xa7/0x250 arch/x86/kernel/apic/apic.c:1113 sysvec_apic_timer_interrupt+0x3d/0xb0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 read to 0xffffc9000123fe90 of 8 bytes by task 8538 on cpu 1: futex_wait+0x1d8/0x410 kernel/futex/waitwake.c:663 futex_wait_restart+0xca/0xf0 kernel/futex/waitwake.c:705 __do_sys_restart_syscall+0x30/0x40 kernel/signal.c:3004 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd value changed: 0xffff888126e261c0 -> 0x0000000000000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 8538 Comm: syz-executor.4 Not tainted 6.3.0-rc3-syzkaller-00322-g4bdec23f971b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 ==================================================================