rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (129 ticks this GP) idle=bd7/1/0x4000000000000000 softirq=36348/36348 fqs=5234 
	(detected by 1, t=10502 jiffies, g=50845, q=1826)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 15030 Comm: syz.5.3464 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:perf_swevent_event+0x344/0x540 kernel/events/core.c:-1
Code: 04 24 31 f6 4c 01 a0 f8 01 00 00 0f 99 c3 40 0f 98 c6 bf 02 00 00 00 e8 0a 74 e0 ff 84 db 75 0a e8 a1 71 e0 ff e9 e4 01 00 00 <48> 89 6c 24 10 4c 89 6c 24 18 48 b8 00 00 00 00 00 fc ff df 41 80
RSP: 0018:ffffc90000007268 EFLAGS: 00000002
RAX: ffffffff8198b1b6 RBX: 0000000000000001 RCX: ffff888024bc3b80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002
RBP: ffffc90000007340 R08: ffffffff8d8b2bef R09: 1ffffffff1b1657d
R10: dffffc0000000000 R11: fffffbfff1b1657e R12: 0000000000000001
R13: ffff8880b90351c8 R14: 1ffff1100cd23873 R15: 0000000000000007
FS:  00007f63a41826c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f63a4161d58 CR3: 0000000067078000 CR4: 00000000003506f0
DR0: 0000200000000300 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 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 82 fc 9c 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: 0018:ffffc90000007780 EFLAGS: 00000206
RAX: 2ef5cec7e522ff00 RBX: 1ffff92000000ef4 RCX: 2ef5cec7e522ff00
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a4b80
RBP: ffffc90000007860 R08: ffffffff902141c7 R09: 1ffffffff2042838
R10: dffffc0000000000 R11: fffffbfff2042839 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]
 ndisc_send_skb+0xd3b/0x1410 net/ipv6/ndisc.c:521
 addrconf_rs_timer+0x367/0x640 net/ipv6/addrconf.c:3974
 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:preempt_schedule+0x0/0xd0 kernel/sched/core.c:6588
Code: f7 eb a2 0f 1f 80 00 00 00 00 bf 01 00 00 00 e8 56 fa 87 f7 e8 81 fd ff ff bf 01 00 00 00 e8 b7 f8 87 f7 c3 66 0f 1f 44 00 00 <55> 48 89 e5 41 56 53 48 83 e4 e0 48 83 ec 60 65 48 8b 04 25 28 00
RSP: 0018:ffffc9000317fae0 EFLAGS: 00000283
RAX: ffffffff816d9c76 RBX: 0000000000000000 RCX: 0000000000080000
RDX: ffffc90014b0a000 RSI: 000000000000dbf1 RDI: 000000000000dbf2
RBP: ffffc9000317fb30 R08: ffffffff902141cf R09: 1ffffffff2042839
R10: dffffc0000000000 R11: fffffbfff204283a R12: dffffc0000000000
R13: 0000000000000001 R14: 0000000000000000 R15: 1ffff9200062ff6c
 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34
 smp_call_function_single+0x42b/0x4c0 kernel/smp.c:760
 task_function_call kernel/events/core.c:120 [inline]
 perf_install_in_context+0x5cf/0x930 kernel/events/core.c:3026
 __do_sys_perf_event_open kernel/events/core.c:12803 [inline]
 __se_sys_perf_event_open+0x12b3/0x1bb0 kernel/events/core.c:12397
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f63a5f2a199
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:00007f63a4182028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007f63a61b1fa0 RCX: 00007f63a5f2a199
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000200000000040
RBP: 00007f63a5fc10b8 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007f63a61b2038 R14: 00007f63a61b1fa0 R15: 00007ffecb501138
 </TASK>