================================================================== BUG: KCSAN: data-race in tick_nohz_next_event / tick_sched_timer write to 0xffffffff85ed1e60 of 4 bytes by interrupt on cpu 0: tick_sched_do_timer kernel/time/tick-sched.c:193 [inline] tick_sched_timer+0x2b0/0x2d0 kernel/time/tick-sched.c:1466 __run_hrtimer+0x132/0x420 kernel/time/hrtimer.c:1685 __hrtimer_run_queues kernel/time/hrtimer.c:1749 [inline] hrtimer_interrupt+0x36e/0xa70 kernel/time/hrtimer.c:1811 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline] __sysvec_apic_timer_interrupt+0xa3/0x250 arch/x86/kernel/apic/apic.c:1103 sysvec_apic_timer_interrupt+0x39/0xb0 arch/x86/kernel/apic/apic.c:1097 asm_sysvec_apic_timer_interrupt+0x12/0x20 read to 0xffffffff85ed1e60 of 4 bytes by task 0 on cpu 1: tick_nohz_next_event+0x1ee/0x2c0 kernel/time/tick-sched.c:853 tick_nohz_get_sleep_length+0x15b/0x250 kernel/time/tick-sched.c:1237 menu_select+0x347/0x1010 drivers/cpuidle/governors/menu.c:283 cpuidle_select+0x3d/0x50 drivers/cpuidle/cpuidle.c:322 cpuidle_idle_call kernel/sched/idle.c:229 [inline] do_idle+0x17e/0x250 kernel/sched/idle.c:303 cpu_startup_entry+0x15/0x20 kernel/sched/idle.c:400 start_secondary+0x78/0x80 arch/x86/kernel/smpboot.c:266 secondary_startup_64_no_verify+0xc4/0xcb value changed: 0xffffffff -> 0x00000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.18.0-rc5-syzkaller-00115-gfe27d189e3f4-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================