================================================================== BUG: KCSAN: data-race in tick_nohz_highres_handler / tick_nohz_highres_handler read to 0xffffffff8611edf0 of 4 bytes by interrupt on cpu 0: tick_sched_do_timer kernel/time/tick-sched.c:201 [inline] tick_nohz_highres_handler+0x3d/0x2c0 kernel/time/tick-sched.c:1512 __run_hrtimer kernel/time/hrtimer.c:1688 [inline] __hrtimer_run_queues+0x217/0x710 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x20d/0x7b0 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline] __sysvec_apic_timer_interrupt+0x52/0x190 arch/x86/kernel/apic/apic.c:1082 sysvec_apic_timer_interrupt+0x32/0x80 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 write to 0xffffffff8611edf0 of 4 bytes by interrupt on cpu 1: tick_sched_do_timer kernel/time/tick-sched.c:205 [inline] tick_nohz_highres_handler+0x2ad/0x2c0 kernel/time/tick-sched.c:1512 __run_hrtimer kernel/time/hrtimer.c:1688 [inline] __hrtimer_run_queues+0x217/0x710 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x20d/0x7b0 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline] __sysvec_apic_timer_interrupt+0x52/0x190 arch/x86/kernel/apic/apic.c:1082 sysvec_apic_timer_interrupt+0x32/0x80 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 value changed: 0xffffffff -> 0x00000000 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 3076 Comm: syz-fuzzer Not tainted 6.8.0-rc3-syzkaller-00317-g7521f258ea30 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 ==================================================================