rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	0-....: (1 GPs behind) idle=809/1/0x4000000000000000 softirq=127803/127805 fqs=5250 
	(detected by 1, t=10502 jiffies, g=191517, q=2127)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 8709 Comm: syz.9.9209 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:check_preemption_disabled+0x4b/0x110 lib/smp_processor_id.c:55
Code: 0d c2 f6 45 76 f7 c1 ff ff ff 7f 74 1f 65 48 8b 0c 25 28 00 00 00 48 3b 4c 24 08 0f 85 c4 00 00 00 48 83 c4 10 5b 41 5e 41 5f <5d> c3 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 74
RSP: 0018:ffffc90000007958 EFLAGS: 00000082
RAX: 0000000000000000 RBX: ffff8880b9027780 RCX: edf6f0a7facb7600
RDX: 1ffffffff1e1d200 RSI: ffffffff8a79f960 RDI: ffffffff8a79f920
RBP: 0000000000000000 R08: ffffffff8f0e9008 R09: ffffffff8f0e9018
R10: ffffffff8f0e9010 R11: ffffffff8f0e9003 R12: ffff8880b9027790
R13: 000000000000024f R14: ffff88802c26d940 R15: 0000019afd26b291
FS:  00007feaad1b66c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f64696679a0 CR3: 0000000076e1d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 irqtime_account_delta kernel/sched/cputime.c:37 [inline]
 irqtime_account_irq+0xb2/0x1b0 kernel/sched/cputime.c:72
 account_hardirq_exit include/linux/vtime.h:159 [inline]
 __irq_exit_rcu+0x99/0x230 kernel/softirq.c:656
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_irq_work arch/x86/kernel/irq_work.c:17 [inline]
 sysvec_irq_work+0x4f/0xc0 arch/x86/kernel/irq_work.c:17
 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 12 f2 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:ffffc90000007b00 EFLAGS: 00000206
RAX: edf6f0a7facb7600 RBX: 1ffff92000000f64 RCX: edf6f0a7facb7600
RDX: dffffc0000000000 RSI: ffffffff8a2b2780 RDI: ffffffff8a79f980
RBP: ffffc90000007bd8 R08: ffffffff901d40ff R09: 1ffffffff203a81f
R10: dffffc0000000000 R11: fffffbfff203a820 R12: ffffffff8c322f00
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]
 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+0x4f2/0xb70 kernel/time/hrtimer.c:1749
 hrtimer_run_softirq+0x176/0x240 kernel/time/hrtimer.c:1766
 handle_softirqs+0x339/0x830 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:perf_trace_init+0x19e/0x2d0 kernel/trace/trace_event_perf.c:222
Code: 78 e9 02 00 84 c0 0f 85 9c 00 00 00 e8 cb 3b f8 ff 48 89 d8 48 c1 e8 03 42 80 3c 30 00 74 08 48 89 df e8 15 47 3d 00 48 8b 1b <48> 81 fb c0 c1 36 8c 74 45 e8 a4 3b f8 ff e9 d1 fe ff ff 44 89 e1
RSP: 0018:ffffc9000314fc08 EFLAGS: 00000246
RAX: 1ffffffff18b47ac RBX: ffffffff8c5a3ca0 RCX: 0000000000080000
RDX: ffffc900144bd000 RSI: 0000000000003589 RDI: 000000000000358a
RBP: 0000000000000002 R08: ffffffff8c36c10b R09: 1ffffffff186d821
R10: dffffc0000000000 R11: fffffbfff186d822 R12: 00000000000003aa
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000116
 perf_tp_event_init+0x89/0x110 kernel/events/core.c:10102
 perf_try_init_event+0x12b/0x3d0 kernel/events/core.c:11601
 perf_init_event kernel/events/core.c:11665 [inline]
 perf_event_alloc+0xfcf/0x2240 kernel/events/core.c:11957
 __do_sys_perf_event_open kernel/events/core.c:12495 [inline]
 __se_sys_perf_event_open+0x5de/0x1bb0 kernel/events/core.c:12387
 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: 0033:0x7feaaef9e799
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:00007feaad1b6028 EFLAGS: 00000246 ORIG_RAX: 000000000000012a
RAX: ffffffffffffffda RBX: 00007feaaf218180 RCX: 00007feaaef9e799
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 00002000000003c0
RBP: 00007feaaf034c99 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 00007feaaf218218 R14: 00007feaaf218180 R15: 00007ffda36eebf8
 </TASK>