rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-....: (2 ticks this GP) idle=3a3/1/0x4000000000000002 softirq=18298/18298 fqs=2100 
	(detected by 0, t=10504 jiffies, g=22189, q=1324)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 7907 Comm: syz.0.766 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__perf_output_begin kernel/events/ring_buffer.c:167 [inline]
RIP: 0010:perf_output_begin_forward+0x153/0xa30 kernel/events/ring_buffer.c:271
Code: 8d bc 24 a0 00 00 00 31 f6 e8 69 8d 22 00 48 8d bb e0 02 00 00 48 89 f8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 <74> 05 e8 96 8b 22 00 4c 8b bb e0 02 00 00 4d 85 ff 4c 0f 44 fb 49
RSP: 0018:ffffc90000dd0320 EFLAGS: 00000046
RAX: 1ffff1100bf97891 RBX: ffff88805fcbc1a8 RCX: dffffc0000000000
RDX: 0000000000000018 RSI: 0000000000000000 RDI: ffff88805fcbc488
RBP: ffffc90000dd0450 R08: ffffc90000dd03d7 R09: ffffc90000dd03c0
R10: dffffc0000000000 R11: fffff520001ba07b R12: 1ffff920001ba074
R13: ffffc90000dd04a0 R14: 0000000000000008 R15: 0000000000000001
FS:  00007ff7f24e06c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc982850d8 CR3: 000000005c999000 CR4: 00000000003506e0
DR0: 0000200000000300 DR1: 0000200000000300 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 __perf_event_output kernel/events/core.c:7814 [inline]
 perf_event_output_forward+0x19b/0x2e0 kernel/events/core.c:7832
 __perf_event_overflow+0x35f/0x550 kernel/events/core.c:9525
 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: 0018:ffffc90000dd0b00 EFLAGS: 00000206
RAX: 9068086182ae8800 RBX: 1ffff920001ba164 RCX: 9068086182ae8800
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a48c0
RBP: ffffc90000dd0bd8 R08: ffff8880b913b30b R09: 1ffff11017227661
R10: dffffc0000000000 R11: ffffed1017227662 R12: ffffffff8c323400
R13: dffffc0000000000 R14: 0000000000000246 R15: 0000000000000002
 __rcu_read_unlock+0x78/0xd0 kernel/rcu/tree_plugin.h:422
 rcu_read_unlock include/linux/rcupdate.h:772 [inline]
 ieee80211_iterate_active_interfaces_atomic+0x132/0x140 net/mac80211/util.c:831
 mac80211_hwsim_beacon+0x9b/0x180 drivers/net/wireless/mac80211_hwsim.c:1865
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x4ea/0xb60 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1766
 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:finish_task_switch+0x142/0x650 kernel/sched/core.c:4923
Code: 04 28 84 c0 0f 85 03 02 00 00 41 c7 04 24 00 00 00 00 e8 f1 4d 01 00 49 8d bf 10 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 <84> c0 0f 85 03 02 00 00 41 80 a7 13 16 00 00 bf 4d 8d a7 90 16 00
RSP: 0018:ffffc9000307fb68 EFLAGS: 00000a02
RAX: 0000000000000000 RBX: ffff888037a83b80 RCX: 9068086182ae8800
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffff8880220dd190
RBP: ffffc9000307fbb0 R08: ffff8880b913b30b R09: 1ffff11017227661
R10: dffffc0000000000 R11: ffffed1017227662 R12: ffff888037a83bb4
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880220dbb80
 context_switch kernel/sched/core.c:5052 [inline]
 __schedule+0x11cb/0x4350 kernel/sched/core.c:6395
 preempt_schedule_irq+0xbb/0x160 kernel/sched/core.c:6799
 irqentry_exit+0x63/0x70 kernel/entry/common.c:435
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:__syscall_enter_from_user_work kernel/entry/common.c:96 [inline]
RIP: 0010:syscall_enter_from_user_mode+0x2a/0x70 kernel/entry/common.c:117
Code: 41 56 53 48 89 f3 49 89 fe 48 8b 7c 24 10 e8 3d f6 ff ff eb 31 eb 35 e8 54 02 be f7 e8 4f 00 be f7 fb 65 48 8b 05 96 2f 41 76 <48> 8b 70 08 40 f6 c6 3f 74 0b 4c 89 f7 5b 41 5e e9 01 f5 a5 f7 48
RSP: 0018:ffffc9000307ff08 EFLAGS: 00000286
RAX: ffff8880220dbb80 RBX: 0000000000000010 RCX: 9068086182ae8800
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a48c0
RBP: ffffc9000307ff48 R08: ffff8880b913b30b R09: 1ffff11017227661
R10: dffffc0000000000 R11: ffffed1017227662 R12: 0000000000000000
R13: 0000000000000000 R14: ffffc9000307ff58 R15: 0000000000000000
 do_syscall_64+0x24/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7ff7f4288159
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:00007ff7f24e0028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff7f450ffa0 RCX: 00007ff7f4288159
RDX: 0000000000000000 RSI: 0000000000008b28 RDI: ffffffffffffffff
RBP: 00007ff7f431f06b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ff7f4510038 R14: 00007ff7f450ffa0 R15: 00007fff58e3e0e8
 </TASK>