rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2667 jiffies s: 33817 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 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.10.0-rc7-next-20240710-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:debug_smp_processor_id+0xb/0x20 lib/smp_processor_id.c:60
Code: e9 66 ff ff ff 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 c7 c7 40 9c 20 8c <48> c7 c6 80 9c 20 8c eb 1c 66 2e 0f 1f 84 00 00 00 00 00 66 90 90
RSP: 0018:ffffc90000a180f8 EFLAGS: 00000003
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff816fc6e0
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8c209c40
RBP: ffffc90000a18250 R08: ffffffff8fafc3ef R09: 1ffffffff1f5f87d
R10: dffffc0000000000 R11: fffffbfff1f5f87e R12: 1ffff92000143030
R13: ffffffff81811167 R14: ffffc90000a18280 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f812f9d53d0 CR3: 000000001fc28000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:122 [inline]
rcu_is_watching+0x15/0xb0 kernel/rcu/tree.c:726
trace_lock_release include/trace/events/lock.h:69 [inline]
lock_release+0xbf/0x9f0 kernel/locking/lockdep.c:5827
__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:149 [inline]
_raw_spin_unlock_irqrestore+0x79/0x140 kernel/locking/spinlock.c:194
__run_hrtimer kernel/time/hrtimer.c:1685 [inline]
__hrtimer_run_queues+0x477/0xd50 kernel/time/hrtimer.c:1753
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0x52/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_flush_all+0x9f7/0xf50 kernel/printk/printk.c:3103
Code: 20 00 90 0f 0b 90 e9 f3 f9 ff ff e8 b3 28 20 00 e8 5e 60 20 0a 4d 85 f6 74 c0 e8 a4 28 20 00 fb 49 bd 00 00 00 00 00 fc ff df <43> 80 3c 2f 00 48 8b 5c 24 30 74 08 48 89 df e8 25 d5 87 00 4c 8b
RSP: 0018:ffffc90000a18660 EFLAGS: 00000246
RAX: ffffffff81739ecc RBX: 0000000000000000 RCX: ffff8880176f0000
RDX: 0000000000000102 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a187f0 R08: ffffffff81739e73 R09: 1ffffffff1f5f87d
R10: dffffc0000000000 R11: fffffbfff1f5f87e R12: ffffffff8eb307c0
R13: dffffc0000000000 R14: 0000000000000200 R15: 1ffffffff1d66103
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3173
vprintk_emit+0x7a1/0x900 kernel/printk/printk.c:2423
_printk+0xd5/0x120 kernel/printk/printk.c:2450
report_rtnl_holders+0x316/0x3f0 net/core/rtnetlink.c:107
call_timer_fn+0x18e/0x650 kernel/time/timer.c:1792
expire_timers kernel/time/timer.c:1843 [inline]
__run_timers kernel/time/timer.c:2417 [inline]
__run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2428
run_timer_base kernel/time/timer.c:2437 [inline]
run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2447
handle_softirqs+0x2c4/0x970 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
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:92 [inline]
RIP: 0010:acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112
Code: 90 90 90 90 90 90 90 90 90 65 48 8b 04 25 40 d7 03 00 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d 35 06 96 00 f3 0f 1e fa fb f4 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffc900001a7d08 EFLAGS: 00000246
RAX: ffff8880176f0000 RBX: ffff88801ba93864 RCX: 0000000001365c59
RDX: 0000000000000001 RSI: ffff88801ba93800 RDI: ffff88801ba93864
RBP: 000000000003a6b8 R08: ffff8880b9537c9b R09: 1ffff110172a6f93
R10: dffffc0000000000 R11: ffffffff8b943160 R12: ffff88801bb39000
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8eadc640
acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:702
cpuidle_enter_state+0x112/0x480 drivers/cpuidle/cpuidle.c:267
cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388
call_cpuidle kernel/sched/idle.c:155 [inline]
cpuidle_idle_call kernel/sched/idle.c:230 [inline]
do_idle+0x375/0x5d0 kernel/sched/idle.c:326
cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:424
start_secondary+0x100/0x100 arch/x86/kernel/smpboot.c:313
common_startup_64+0x13e/0x147
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 1-....: (1 GPs behind) idle=5c5c/0/0x3 softirq=44396/44399 fqs=128
rcu: hardirqs softirqs csw/system
rcu: number: 1 0 0
rcu: cputime: 46289 5729 0 ==> 51990(ms)
rcu: (t=10520 jiffies g=54365 q=134 ncpus=2)
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.10.0-rc7-next-20240710-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
RIP: 0010:console_flush_all+0x9f7/0xf50 kernel/printk/printk.c:3103
Code: 20 00 90 0f 0b 90 e9 f3 f9 ff ff e8 b3 28 20 00 e8 5e 60 20 0a 4d 85 f6 74 c0 e8 a4 28 20 00 fb 49 bd 00 00 00 00 00 fc ff df <43> 80 3c 2f 00 48 8b 5c 24 30 74 08 48 89 df e8 25 d5 87 00 4c 8b
RSP: 0018:ffffc90000a18660 EFLAGS: 00000246
RAX: ffffffff81739ecc RBX: 0000000000000000 RCX: ffff8880176f0000
RDX: 0000000000000102 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a187f0 R08: ffffffff81739e73 R09: 1ffffffff1f5f87d
R10: dffffc0000000000 R11: fffffbfff1f5f87e R12: ffffffff8eb307c0
R13: dffffc0000000000 R14: 0000000000000200 R15: 1ffffffff1d66103
FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f812f9d53d0 CR3: 000000001fc28000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3173