rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 1-...0: (1 ticks this GP) idle=d2d/0/0x1 softirq=4758/4758 fqs=2100
(detected by 0, t=10503 jiffies, g=3761, q=407)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.15.139-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:132 [inline]
RIP: 0010:lock_acquire+0x221/0x4f0 kernel/locking/lockdep.c:5625
Code: 7e 83 f8 01 0f 85 a4 01 00 00 49 89 de 48 c1 eb 03 42 80 3c 2b 00 74 08 4c 89 f7 e8 79 5a 67 00 48 c7 44 24 60 00 00 00 00 9c <8f> 44 24 60 42 80 3c 2b 00 74 08 4c 89 f7 e8 dc 59 67 00 f6 44 24
RSP: 0018:ffffc90000dd0b58 EFLAGS: 00000046
RAX: 0000000000000001 RBX: 1ffff920001ba178 RCX: ffffffff81633722
RDX: dffffc0000000000 RSI: ffffffff8a8b1e80 RDI: ffffffff8ad87b40
RBP: ffffc90000dd0ca8 R08: dffffc0000000000 R09: fffffbfff1f79c22
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920001ba174
R13: dffffc0000000000 R14: ffffc90000dd0bc0 R15: 0000000000000046
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6641be32d0 CR3: 000000000c68e000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline]
_raw_spin_lock_irq+0xcf/0x110 kernel/locking/spinlock.c:170
__run_hrtimer kernel/time/hrtimer.c:1689 [inline]
__hrtimer_run_queues+0x662/0xcf0 kernel/time/hrtimer.c:1749
hrtimer_interrupt+0x392/0x980 kernel/time/hrtimer.c:1811
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1085 [inline]
__sysvec_apic_timer_interrupt+0x139/0x470 arch/x86/kernel/apic/apic.c:1102
sysvec_apic_timer_interrupt+0x8c/0xb0 arch/x86/kernel/apic/apic.c:1096
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:22 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:132 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:110 [inline]
RIP: 0010:acpi_idle_do_entry+0x10f/0x340 drivers/acpi/processor_idle.c:570
Code: 17 5b f7 48 83 e3 08 0f 85 0a 01 00 00 4c 8d 74 24 20 e8 e4 94 61 f7 0f 1f 44 00 00 e8 9a 13 5b f7 0f 00 2d 83 6d bd 00 fb f4 <4c> 89 f3 48 c1 eb 03 42 80 3c 3b 00 74 08 4c 89 f7 e8 fb c9 a4 f7
RSP: 0018:ffffc90000d67b00 EFLAGS: 000002d3
RAX: ffffffff8a251036 RBX: 0000000000000000 RCX: ffff888011e48000
RDX: 0000000000000000 RSI: ffffffff8a8b0be0 RDI: ffffffff8ad87b40
RBP: ffffc90000d67b90 R08: ffffffff8186a540 R09: ffffed10023c9001
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920001acf60
R13: ffff888016f4e804 R14: ffffc90000d67b20 R15: dffffc0000000000
acpi_idle_enter+0x352/0x4f0 drivers/acpi/processor_idle.c:705
cpuidle_enter_state+0x521/0xef0 drivers/cpuidle/cpuidle.c:237
cpuidle_enter+0x59/0x90 drivers/cpuidle/cpuidle.c:351
call_cpuidle kernel/sched/idle.c:158 [inline]
cpuidle_idle_call kernel/sched/idle.c:239 [inline]
do_idle+0x3e4/0x670 kernel/sched/idle.c:306
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
start_secondary+0x371/0x500 arch/x86/kernel/smpboot.c:281
secondary_startup_64_no_verify+0xb1/0xbb
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.606 msecs