rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (2 ticks this GP) idle=05f/1/0x4000000000000002 softirq=24945/24945 fqs=2158 
	(detected by 1, t=10505 jiffies, g=38701, q=2153)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 14 Comm: ksoftirqd/0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:__perf_event_overflow+0x157/0x550 kernel/events/core.c:9492
Code: 85 e2 03 00 00 c7 83 28 04 00 00 01 00 00 00 48 8d bb 38 04 00 00 e8 68 83 ec ff b8 01 00 00 00 48 89 04 24 eb 14 4c 89 3c 24 <e8> f4 a1 e0 ff eb 09 4c 89 3c 24 e8 e9 a1 e0 ff 4c 8d bb 00 01 00
RSP: 0000:ffffc900000073d0 EFLAGS: 00000046
RAX: ffffffff81987218 RBX: ffff88807d2347a0 RCX: ffff88813fe29dc0
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff88807d234c10 R08: ffff88807d234c13 R09: 1ffff1100fa46982
R10: dffffc0000000000 R11: ffffed100fa46983 R12: dffffc0000000000
R13: 0000000000000000 R14: 1ffff1100fa46978 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32363fff CR3: 000000000c08e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 perf_swevent_overflow kernel/events/core.c:9601 [inline]
 perf_swevent_event+0x4b8/0x540 kernel/events/core.c:9639
 perf_tp_event+0x324/0xbe0 kernel/events/core.c:10057
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10031
 perf_trace_preemptirq_template+0x2aa/0x360 include/trace/events/preemptirq.h:14
 trace_irq_enable_rcuidle+0x108/0x180 include/trace/events/preemptirq.h:40
 trace_hardirqs_on+0x57/0x80 kernel/trace/trace_preemptirq.c:44
 asm_sysvec_irq_work+0x16/0x20 arch/x86/include/asm/idtentry.h:713
RIP: 0010:rcu_read_unlock_special+0x7f/0x4a0 kernel/rcu/tree_plugin.h:674
Code: eb 03 48 b8 f1 f1 f1 f1 f8 f2 f2 f2 4a 89 04 2b 42 c7 44 2b 08 f8 f3 f3 f3 65 44 8b 35 42 0b 9d 7e 41 f7 c6 00 00 f0 00 74 40 <48> c7 44 24 20 0e 36 e0 45 4a c7 04 2b 00 00 00 00 42 c7 44 2b 08
RSP: 0000:ffffc90000007940 EFLAGS: 00000206
RAX: 019b2b15945c1100 RBX: 1ffff92000000f2c RCX: 019b2b15945c1100
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a48c0
RBP: ffffc90000007a20 R08: ffffffff901f11bf R09: 1ffffffff203e237
R10: dffffc0000000000 R11: fffffbfff203e238 R12: ffffffff8c323400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000001
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 ipv6_get_lladdr+0x333/0x3b0 net/ipv6/addrconf.c:1899
 addrconf_rs_timer+0x25f/0x640 net/ipv6/addrconf.c:3965
 call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648
 expire_timers kernel/time/timer.c:1699 [inline]
 __run_timers+0x56c/0x810 kernel/time/timer.c:1970
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983
 handle_softirqs+0x336/0x830 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:smpboot_thread_fn+0x455/0x990 kernel/smpboot.c:158
Code: e9 37 01 00 00 48 8b 4c 24 38 48 89 c8 48 c1 e8 03 42 80 3c 30 00 74 0f 48 8b 7c 24 38 e8 f3 d7 6c 00 48 8b 4c 24 38 4c 8b 39 <48> 8b 44 24 18 42 0f b6 04 30 84 c0 0f 85 5c 02 00 00 48 8b 04 24
RSP: 0000:ffffc90000d37e78 EFLAGS: 00000246
RAX: 1ffffffff18388f3 RBX: 1ffff11027fc56ac RCX: ffffffff8c1c4798
RDX: ffffffff81516edd RSI: ffffffff8c1d9ef0 RDI: 0000000000000001
RBP: 0000000000000000 R08: ffff88813fe29dc0 R09: 0000000000000002
R10: 0000000000000002 R11: 0000000000000000 R12: ffff88813fe29dd8
R13: ffff88813fe2b560 R14: dffffc0000000000 R15: ffffffff814961e0
 kthread+0x42e/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>