rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2653 jiffies s: 3841 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.7.0-syzkaller-12326-ga717932db11e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 RIP: 0010:__lock_release kernel/locking/lockdep.c:5440 [inline] RIP: 0010:lock_release+0x273/0x690 kernel/locking/lockdep.c:5774 Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 f5 03 00 00 66 83 7b 22 1f <76> 35 48 8d 7b 20 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea RSP: 0018:ffffc900001f0c40 EFLAGS: 00000097 RAX: 0000000000000003 RBX: ffff8880156bc668 RCX: ffffc900001f0c90 RDX: 0000000000000000 RSI: ffffffff8dc3f4c0 RDI: ffff8880156bc68a RBP: 1ffff9200003e18a R08: 0000000000000000 R09: fffffbfff1e75412 R10: ffffffff8f3aa097 R11: 0000000000000001 R12: ffffffff8dc3f4c0 R13: 0000000000000002 R14: ffff8880156bc638 R15: ffff8880156bbb80 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa0e2abb2d0 CR3: 000000000cf78000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_objects_fill_pool lib/debugobjects.c:616 [inline] debug_object_activate+0x15c/0x540 lib/debugobjects.c:704 debug_hrtimer_activate kernel/time/hrtimer.c:422 [inline] debug_activate kernel/time/hrtimer.c:477 [inline] enqueue_hrtimer+0x23/0x310 kernel/time/hrtimer.c:1087 __run_hrtimer kernel/time/hrtimer.c:1705 [inline] __hrtimer_run_queues+0xa12/0xc20 kernel/time/hrtimer.c:1752 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline] __sysvec_apic_timer_interrupt+0x105/0x400 arch/x86/kernel/apic/apic.c:1082 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 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+0x1b/0x20 drivers/acpi/processor_idle.c:113 Code: ed c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 48 8b 04 25 80 c2 03 00 48 8b 00 a8 08 75 0c 66 90 0f 00 2d 37 31 ae 00 fb f4 c3 0f 1f 00 0f b6 47 08 3c 01 74 0b 3c 02 74 05 8b 7f 04 eb 9f RSP: 0018:ffffc90000187d58 EFLAGS: 00000246 RAX: 0000000000004000 RBX: 0000000000000001 RCX: ffffffff8a8c9db7 RDX: 0000000000000001 RSI: ffff8880196ff800 RDI: ffff8880196ff864 RBP: ffff8880196ff864 R08: 0000000000000001 R09: ffffed1017326ded R10: ffff8880b9936f6b R11: 0000000000000000 R12: ffff888013f3e800 R13: ffffffff8dd28440 R14: 0000000000000001 R15: 0000000000000000 acpi_idle_enter+0xc5/0x160 drivers/acpi/processor_idle.c:707 cpuidle_enter_state+0x83/0x500 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+0x319/0x400 kernel/sched/idle.c:312 cpu_startup_entry+0x50/0x60 kernel/sched/idle.c:410 start_secondary+0x20e/0x2a0 arch/x86/kernel/smpboot.c:336 secondary_startup_64_no_verify+0x170/0x17b