rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2635 jiffies s: 817 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.4.0-syzkaller-g2605e80d3438 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 RIP: 0010:debug_object_deactivate lib/debugobjects.c:791 [inline] RIP: 0010:debug_object_deactivate+0x241/0x300 lib/debugobjects.c:771 Code: 85 c0 75 0d 4c 89 c7 e8 cd d5 fc 05 e9 57 fe ff ff 48 8d 7d 14 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 76 8b 45 14 85 c0 RSP: 0018:ffffc90000007d58 EFLAGS: 00000017 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff81665274 RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffff88807970f714 RBP: ffff88807970f700 R08: ffffffff920a28d8 R09: 0000000000000003 R10: fffff52000000f99 R11: 0000000000094001 R12: dffffc0000000000 R13: ffffffff8a4ee160 R14: 1ffff92000000fad R15: ffff888029f60340 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000558060 CR3: 000000002b928000 CR4: 0000000000350ef0 Call Trace: debug_hrtimer_deactivate kernel/time/hrtimer.c:427 [inline] debug_deactivate kernel/time/hrtimer.c:483 [inline] __run_hrtimer kernel/time/hrtimer.c:1656 [inline] __hrtimer_run_queues+0x3f3/0xbe0 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x320/0x7b0 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1098 [inline] __sysvec_apic_timer_interrupt+0x14a/0x430 arch/x86/kernel/apic/apic.c:1115 sysvec_apic_timer_interrupt+0x92/0xc0 arch/x86/kernel/apic/apic.c:1109 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:72 [inline] RIP: 0010:acpi_safe_halt+0x40/0x50 drivers/acpi/processor_idle.c:113 Code: eb 03 83 e3 01 89 de 0f 1f 44 00 00 84 db 75 1b 0f 1f 44 00 00 eb 0c 0f 1f 44 00 00 0f 00 2d 57 6d a0 00 0f 1f 44 00 00 fb f4 5b c3 cc 0f 1f 00 66 0f 1f 84 00 00 00 00 00 55 48 89 fd 53 0f RSP: 0018:ffffffff8c407d18 EFLAGS: 00000246 RAX: ffffffff8c4955c0 RBX: 0000000000000000 RCX: ffffffff8a11dd55 RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff888012ebd064 R08: 0000000000000001 R09: ffff8880b9836ceb R10: ffffed1017306d9d R11: 0000000000000000 R12: 0000000000000001 R13: ffff888012ebd000 R14: ffff888012ebd064 R15: 0000000000000000 acpi_idle_do_entry+0x53/0x70 drivers/acpi/processor_idle.c:573 acpi_idle_enter+0x173/0x290 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0xd3/0x6f0 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x4e/0xa0 drivers/cpuidle/cpuidle.c:388 cpuidle_idle_call kernel/sched/idle.c:215 [inline] do_idle+0x2fe/0x3c0 kernel/sched/idle.c:282 cpu_startup_entry+0x18/0x20 kernel/sched/idle.c:379 rest_init+0x16f/0x2b0 init/main.c:733 arch_call_rest_init+0x13/0x30 init/main.c:830 start_kernel+0x3b1/0x490 init/main.c:1074 x86_64_start_reservations+0x18/0x30 arch/x86/kernel/head64.c:556 x86_64_start_kernel+0xb3/0xc0 arch/x86/kernel/head64.c:537 secondary_startup_64_no_verify+0x167/0x16b