rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	0-....: (10280 ticks this GP) idle=76dc/1/0x4000000000000000 softirq=27215/27216 fqs=4237
rcu: 	         hardirqs   softirqs   csw/system
rcu: 	 number:   568835         69            0
rcu: 	cputime:     7761      44707          603   ==> 52470(ms)
rcu: 	(t=10500 jiffies g=32209 q=3010 ncpus=2)
CPU: 0 PID: 9616 Comm: syz.0.968 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:lock_acquire+0x208/0x420 kernel/locking/lockdep.c:5794
Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3c 04 f8 0f 85 f0 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 3c 00 00 00 00 43 c7 44 3c 08 00 00 00 00 65 48 8b 04 25
RSP: 0018:ffffc90000007a80 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ccc1389104effd00
RDX: 0000000000000000 RSI: ffffffff8acae160 RDI: ffffffff8b1d5160
RBP: ffffc90000007b88 R08: dffffc0000000000 R09: 1ffffffff23fe2af
R10: dffffc0000000000 R11: fffffbfff23fe2b0 R12: 1ffff92000000f5c
R13: ffffc90000007be0 R14: 0000000000000246 R15: dffffc0000000000
FS:  00007fe90b6af6c0(0000) GS:ffff8880b8c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0087a27dac CR3: 000000001d3fa000 CR4: 00000000003506f0
DR0: 0000200000001340 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 call_timer_fn+0xef/0x540 kernel/time/timer.c:1698
 expire_timers kernel/time/timer.c:1752 [inline]
 __run_timers+0x570/0x810 kernel/time/timer.c:2023
 run_timer_softirq+0x67/0xf0 kernel/time/timer.c:2036
 handle_softirqs+0x27d/0x820 kernel/softirq.c:578
 __do_softirq kernel/softirq.c:612 [inline]
 invoke_softirq kernel/softirq.c:452 [inline]
 __irq_exit_rcu+0xd3/0x190 kernel/softirq.c:661
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
 sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:generic_exec_single+0x477/0x4e0 kernel/smp.c:418
Code: 75 11 e8 2c 10 0b 00 48 85 db 75 16 e8 22 10 0b 00 eb 15 e8 1b 10 0b 00 e8 76 8a 16 09 48 85 db 74 ea e8 0c 10 0b 00 fb 31 c0 <48> c7 44 24 20 0e 36 e0 45 4b c7 04 2c 00 00 00 00 43 c7 44 2c 08
RSP: 0018:ffffc90003367a00 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000200 RCX: ffff88802aeb9e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90003367ad0 R08: ffffffff91ff15ff R09: 1ffffffff23fe2bf
R10: dffffc0000000000 R11: fffffbfff23fe2c0 R12: 1ffff9200066cf44
R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffff9200066cf65
 smp_call_function_single+0x36d/0x5a0 kernel/smp.c:647
 task_function_call kernel/events/core.c:120 [inline]
 perf_install_in_context+0x5bb/0x920 kernel/events/core.c:2958
 __do_sys_perf_event_open kernel/events/core.c:12967 [inline]
 __se_sys_perf_event_open+0x1818/0x1d40 kernel/events/core.c:12609
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fe90a79e1d9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fe90b6af028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007fe90aa26270 RCX: 00007fe90a79e1d9
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000480
RBP: 00007fe90a835888 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe90aa26308 R14: 00007fe90aa26270 R15: 00007ffd55e823a8
 </TASK>