rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2680 jiffies s: 561 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 6.8.0-syzkaller-00711-g045395d86acd #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
RIP: 0010:advance_sched+0x2a0/0xca0 net/sched/sch_taprio.c:952
Code: c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89 ef e8 6f 75 7e f8 48 8b 6d 00 4c 89 ef 48 89 ee e8 20 5b 1c f8 <49> 39 ed 0f 84 42 09 00 00 48 89 5c 24 30 49 81 c7 40 01 00 00 48
RSP: 0018:ffffc90000a08c90 EFLAGS: 00000046
RAX: 0000000000010002 RBX: ffff888025310d50 RCX: ffff8880172c5a00
RDX: 0000000000010002 RSI: 0000000000000000 RDI: 17bbf13c0dd491c7
RBP: 0000000000000000 R08: ffffffff89776390 R09: fffff52000141180
R10: dffffc0000000000 R11: fffff52000141180 R12: 0000000000000002
R13: 17bbf13c0dd491c7 R14: ffff888028ac5330 R15: ffff888025310c00
FS:  0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000600 CR3: 0000000078e4c000 CR4: 0000000000350ef0
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x596/0xd00 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x109/0x3a0 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x92/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 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+0x20/0x30 drivers/acpi/processor_idle.c:113
Code: 90 90 90 90 90 90 90 90 90 90 65 48 8b 05 08 34 9b 74 48 f7 00 08 00 00 00 75 10 eb 07 0f 00 2d 36 8f 9f 00 f3 0f 1e fa fb f4 <fa> e9 0a ce 0a 00 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90
RSP: 0018:ffffc90000197d08 EFLAGS: 00000246
RAX: ffff8880172c5a00 RBX: ffff8880157e0864 RCX: 0000000000026581
RDX: 0000000000000001 RSI: ffff8880157e0800 RDI: ffff8880157e0864
RBP: 0000000000038d98 R08: ffff8880b9536b8b R09: 1ffff110172a6d71
R10: dffffc0000000000 R11: ffffffff8b6884c0 R12: ffff88801832f800
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8e899860
 acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:707
 cpuidle_enter_state+0x11a/0x490 drivers/cpuidle/cpuidle.c:267
 cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388
 call_cpuidle kernel/sched/idle.c:134 [inline]
 cpuidle_idle_call kernel/sched/idle.c:215 [inline]
 do_idle+0x374/0x5d0 kernel/sched/idle.c:312
 cpu_startup_entry+0x41/0x60 kernel/sched/idle.c:410
 start_secondary+0x100/0x100 arch/x86/kernel/smpboot.c:336
 secondary_startup_64_no_verify+0x171/0x17b
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.630 msecs