rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-....: (1 GPs behind) idle=341/1/0x4000000000000002 softirq=5737/5738 fqs=5250 
	(detected by 0, t=10502 jiffies, g=6017, q=897)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4300 Comm: syz.4.12 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:__lock_acquire+0xc3/0x7b50 kernel/locking/lockdep.c:4879
Code: f8 f8 f8 f8 f8 f8 f3 4a 89 44 01 10 48 89 8c 24 c0 00 00 00 42 c7 44 01 18 f3 f3 f3 f3 65 48 8b 05 b2 91 a5 7e 48 89 44 24 10 <48> c7 c0 84 1e 8b 8d 48 c1 e8 03 42 0f b6 04 00 84 c0 0f 85 2d 64
RSP: 0018:ffffc90000dd0120 EFLAGS: 00000806
RAX: ffff888027443b80 RBX: 0000000000000001 RCX: 1ffff920001ba044
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8c31ef20
RBP: ffffc90000dd0350 R08: dffffc0000000000 R09: 0000000000000001
R10: dffffc0000000000 R11: fffffbfff1b15d5e R12: 0000000000000000
R13: ffffffff8c31ef20 R14: 0000000000000000 R15: 0000000000000002
FS:  00007f33b50046c0(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000000cf3d CR3: 000000002b121000 CR4: 00000000003506e0
DR0: 0000000000000b6e DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623
 rcu_lock_acquire+0x2a/0x30 include/linux/rcupdate.h:313
 rcu_read_lock include/linux/rcupdate.h:740 [inline]
 __perf_event_output kernel/events/core.c:7800 [inline]
 perf_event_output_forward+0xbc/0x2e0 kernel/events/core.c:7822
 __perf_event_overflow+0x35f/0x550 kernel/events/core.c:9515
 perf_tp_event+0x324/0xbe0 kernel/events/core.c:10047
 perf_trace_run_bpf_submit+0xf3/0x1c0 kernel/events/core.c:10021
 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 c2 22 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: c807cf2456698a00 RBX: 1ffff920001ba164 RCX: c807cf2456698a00
RDX: dffffc0000000000 RSI: ffffffff8a2b2be0 RDI: ffffffff8a7a2a40
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:__sanitizer_cov_trace_switch+0xd6/0xe0 kernel/kcov.c:-1
Code: e6 05 4d 8d 66 28 4d 39 fc 77 9d 4b 89 4c 33 08 4f 89 54 33 10 4b 89 7c 33 18 4b 89 54 33 20 48 ff c3 49 89 1b eb 81 5b 41 5c <41> 5e 41 5f c3 0f 1f 44 00 00 c7 87 10 16 00 00 00 00 00 00 48 c7
RSP: 0018:ffffc9000317efe8 EFLAGS: 00000246
RAX: 0000000000000002 RBX: dffffc0000000000 RCX: 0000000000000001
RDX: ffffffff840b432b RSI: ffffffff8c94d580 RDI: 0000000000000025
RBP: ffffffff8a314640 R08: ffff888027443b80 R09: 0000000000000002
R10: 0000000000000025 R11: 0000000000000002 R12: ffffffff8a314640
R13: 0000000000000000 R14: ffffffff8a314640 R15: 0000000000000025
 format_decode+0x13b/0x1330 lib/vsprintf.c:2545
 vsnprintf+0xef/0x1c20 lib/vsprintf.c:2763
 vscnprintf+0x29/0x80 lib/vsprintf.c:2914
 bpf_verifier_vlog+0x33/0x350 kernel/bpf/verifier.c:291
 verbose+0x1f0/0x2b0 kernel/bpf/verifier.c:348
 do_check+0x4940/0xefc0 kernel/bpf/verifier.c:11275
 do_check_common+0xe7f/0x16e0 kernel/bpf/verifier.c:13515
 do_check_main kernel/bpf/verifier.c:13578 [inline]
 bpf_check+0x88c1/0xf6b0 kernel/bpf/verifier.c:14149
 bpf_prog_load+0xfdf/0x14e0 kernel/bpf/syscall.c:2354
 __sys_bpf+0x532/0x6f0 kernel/bpf/syscall.c:4657
 __do_sys_bpf kernel/bpf/syscall.c:4761 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:4759 [inline]
 __x64_sys_bpf+0x78/0x90 kernel/bpf/syscall.c:4759
 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: 0033:0x7f33b6dabe59
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:00007f33b5004028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f33b7033fa0 RCX: 00007f33b6dabe59
RDX: 0000000000000048 RSI: 0000200000000440 RDI: 0000000000000005
RBP: 00007f33b6e41e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f33b7034038 R14: 00007f33b7033fa0 R15: 00007ffd7f6c7718
 </TASK>