------------[ cut here ]------------
WARNING: CPU: 1 PID: 4764 at net/mac80211/tx.c:4944 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline]
WARNING: CPU: 1 PID: 4764 at net/mac80211/tx.c:4944 __ieee80211_beacon_get+0x1952/0x1f50 net/mac80211/tx.c:5265
Modules linked in:
CPU: 1 PID: 4764 Comm: kworker/u4:7 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: phy28 ieee80211_iface_work
RIP: 0010:__ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline]
RIP: 0010:__ieee80211_beacon_get+0x1952/0x1f50 net/mac80211/tx.c:5265
Code: ff ff ff e8 e0 32 e4 f7 0f 0b 48 8b 7c 24 20 e8 e4 a5 7f fe e9 dd e9 ff ff e8 ca 32 e4 f7 0f 0b e9 f1 ee ff ff e8 be 32 e4 f7 <0f> 0b e9 61 f2 ff ff e8 b2 32 e4 f7 48 c7 c7 30 7c fa 8d 4c 89 f6
RSP: 0018:ffffc900001e0960 EFLAGS: 00010246
RAX: ffffffff899c9d62 RBX: 0000000000000000 RCX: ffff88802a845940
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900001e0b68 R08: ffff88802a845940 R09: 0000000000000003
R10: 0000000000000007 R11: 0000000000000100 R12: 1ffff9200003c144
R13: dffffc0000000000 R14: ffff88801aaa6258 R15: ffff88807a508800
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555879d4808 CR3: 000000004d1be000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 ieee80211_beacon_get_tim+0x5b/0x4d0 net/mac80211/tx.c:5352
 ieee80211_beacon_get include/net/mac80211.h:5264 [inline]
 mac80211_hwsim_beacon_tx+0x21c/0xae0 drivers/net/wireless/mac80211_hwsim.c:2091
 __iterate_interfaces+0x243/0x500 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:1752 [inline]
 __hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1816
 hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1833
 handle_softirqs+0x2a1/0x920 kernel/softirq.c:596
 do_softirq+0x13b/0x200 kernel/softirq.c:497
 </IRQ>
 <TASK>
 __local_bh_enable_ip+0x174/0x1b0 kernel/softirq.c:421
 spin_unlock_bh include/linux/spinlock.h:396 [inline]
 cfg80211_bss_update+0x1c79/0x2250 net/wireless/scan.c:1935
 cfg80211_inform_single_bss_frame_data net/wireless/scan.c:2511 [inline]
 cfg80211_inform_bss_frame_data+0x9f4/0x1370 net/wireless/scan.c:2544
 ieee80211_bss_info_update+0x734/0xbc0 net/mac80211/scan.c:190
 ieee80211_rx_bss_info net/mac80211/ibss.c:1120 [inline]
 ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1609 [inline]
 ieee80211_ibss_rx_queued_mgmt+0x17b4/0x2b10 net/mac80211/ibss.c:1638
 ieee80211_iface_process_skb net/mac80211/iface.c:1671 [inline]
 ieee80211_iface_work+0x726/0xc80 net/mac80211/iface.c:1725
 process_one_work+0x898/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>