------------[ cut here ]------------
WARNING: CPU: 0 PID: 0 at net/mac80211/tx.c:4961 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4961 [inline]
WARNING: CPU: 0 PID: 0 at net/mac80211/tx.c:4961 __ieee80211_beacon_get+0x1141/0x1520 net/mac80211/tx.c:5362
Modules linked in:
CPU: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4961 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1141/0x1520 net/mac80211/tx.c:5362
Code: f7 4c 89 ef e8 80 75 07 f8 45 31 ed 4c 8b bc 24 a0 00 00 00 e9 7f fe ff ff e8 db d0 ce f7 0f 0b e9 61 f8 ff ff e8 cf d0 ce f7 <0f> 0b e9 85 fb ff ff e8 c3 d0 ce f7 48 c7 c7 a0 fc fb 8d 4c 89 e6
RSP: 0018:ffffc90000007a48 EFLAGS: 00010246
RAX: ffffffff89b35d51 RBX: dffffc0000000000 RCX: ffffffff8c8bc740
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff8c8bc740 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: ffff88801a6d6228
R13: ffff888054c41024 R14: ffff88801a6d6760 R15: ffff888054c41000
FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa3545f5ff8 CR3: 00000000266b7000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ieee80211_beacon_get_tim+0x63/0x4e0 net/mac80211/tx.c:5489
ieee80211_beacon_get include/net/mac80211.h:5335 [inline]
mac80211_hwsim_beacon_tx+0x21c/0xae0 drivers/net/wireless/mac80211_hwsim.c:2091
__iterate_interfaces+0x225/0x4c0 net/mac80211/util.c:788
ieee80211_iterate_active_interfaces_atomic+0xd7/0x170 net/mac80211/util.c:824
mac80211_hwsim_beacon+0xb7/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2147
__run_hrtimer kernel/time/hrtimer.c:1751 [inline]
__hrtimer_run_queues+0x522/0xc90 kernel/time/hrtimer.c:1815
hrtimer_run_softirq+0x173/0x290 kernel/time/hrtimer.c:1832
handle_softirqs+0x291/0x910 kernel/softirq.c:596
__do_softirq kernel/softirq.c:630 [inline]
invoke_softirq kernel/softirq.c:470 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:679
irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:tick_nohz_idle_exit+0x3ff/0x510 kernel/time/tick-sched.c:1373
Code: fb e8 c5 1b eb ff 45 84 ff 0f 85 12 fe ff ff e8 87 5b 0c 00 eb 05 e8 80 5b 0c 00 e8 8b c0 12 00 fb 48 c7 44 24 20 0e 36 e0 45 <4b> c7 04 2c 00 00 00 00 65 48 8b 04 25 28 00 00 00 48 3b 44 24 60
RSP: 0018:ffffffff8c807ce0 EFLAGS: 00000282
RAX: 064cfa7abb61ac00 RBX: ffff8880b8e2af08 RCX: 064cfa7abb61ac00
RDX: dffffc0000000000 RSI: ffffffff8a8c17a0 RDI: ffffffff8adf5de0
RBP: ffffffff8c807d90 R08: ffff8880b8e3b7ab R09: 1ffff110171c76f5
R10: dffffc0000000000 R11: ffffed10171c76f6 R12: 1ffffffff1900fa0
R13: dffffc0000000000 R14: 1ffff110171c55ea R15: 0000000000000000
do_idle+0x618/0x680 kernel/sched/idle.c:337
cpu_startup_entry+0x3f/0x60 kernel/sched/idle.c:422
rest_init+0x2dc/0x300 init/main.c:745
arch_call_rest_init+0xa/0xa init/main.c:904
start_kernel+0x493/0x53c init/main.c:1151
secondary_startup_64_no_verify+0xcf/0xdb
----------------
Code disassembly (best guess):
0: fb sti
1: e8 c5 1b eb ff call 0xffeb1bcb
6: 45 84 ff test %r15b,%r15b
9: 0f 85 12 fe ff ff jne 0xfffffe21
f: e8 87 5b 0c 00 call 0xc5b9b
14: eb 05 jmp 0x1b
16: e8 80 5b 0c 00 call 0xc5b9b
1b: e8 8b c0 12 00 call 0x12c0ab
20: fb sti
21: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp)
28: e0 45
* 2a: 4b c7 04 2c 00 00 00 movq $0x0,(%r12,%r13,1) <-- trapping instruction
31: 00
32: 65 48 8b 04 25 28 00 mov %gs:0x28,%rax
39: 00 00
3b: 48 3b 44 24 60 cmp 0x60(%rsp),%rax