------------[ cut here ]------------
WARNING: CPU: 0 PID: 7477 at net/mac80211/tx.c:4981 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4981 [inline]
WARNING: CPU: 0 PID: 7477 at net/mac80211/tx.c:4981 __ieee80211_beacon_get+0xf78/0x12fc net/mac80211/tx.c:5382
Modules linked in:
CPU: 0 PID: 7477 Comm: syz.3.810 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026
pstate: 42400005 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4981 [inline]
pc : __ieee80211_beacon_get+0xf78/0x12fc net/mac80211/tx.c:5382
lr : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4981 [inline]
lr : __ieee80211_beacon_get+0xf78/0x12fc net/mac80211/tx.c:5382
sp : ffff800008007ae0
x29: ffff800008007b20 x28: ffff0000f7688e80 x27: ffffffffffffe580
x26: 00000000ffffffff x25: ffff0000f26d5800 x24: ffff0000cc679c58
x23: dfff800000000000 x22: ffff800008007b8c x21: ffff0000f7632208
x20: 0000000000000000 x19: ffff0000f7632740 x18: 1fffe00033c2177e
x17: ffff800187dd5000 x16: ffff8000082dce18 x15: 0000000000000000
x14: 0000000000000007 x13: 0000000000ff0100 x12: ffff800018cb27e8
x11: ff0080001146c3d8 x10: 0000000000000000 x9 : ffff80001146c3d8
x8 : ffff0000cfe63800 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80001146b6b4
x2 : 000000000000000a x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4981 [inline]
 __ieee80211_beacon_get+0xf78/0x12fc net/mac80211/tx.c:5382
 ieee80211_beacon_get_tim+0x70/0x44c net/mac80211/tx.c:5509
 ieee80211_beacon_get include/net/mac80211.h:5338 [inline]
 mac80211_hwsim_beacon_tx+0x1e4/0x8fc drivers/net/wireless/mac80211_hwsim.c:2097
 __iterate_interfaces+0x200/0x47c net/mac80211/util.c:788
 ieee80211_iterate_active_interfaces_atomic+0xd4/0x180 net/mac80211/util.c:824
 mac80211_hwsim_beacon+0xc8/0x1b0 drivers/net/wireless/mac80211_hwsim.c:2153
 __run_hrtimer kernel/time/hrtimer.c:1751 [inline]
 __hrtimer_run_queues+0x444/0xc58 kernel/time/hrtimer.c:1815
 hrtimer_run_softirq+0x164/0x408 kernel/time/hrtimer.c:1832
 handle_softirqs+0x318/0xc90 kernel/softirq.c:596
 __do_softirq+0x14/0x20 kernel/softirq.c:630
 ____do_softirq+0x10/0x1c arch/arm64/kernel/irq.c:80
 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:901
 do_softirq_own_stack+0x1c/0x28 arch/arm64/kernel/irq.c:85
 invoke_softirq kernel/softirq.c:477 [inline]
 __irq_exit_rcu+0x23c/0x430 kernel/softirq.c:679
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:691
 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline]
 el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:486
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:585
 arch_local_irq_enable arch/arm64/include/asm/irqflags.h:35 [inline]
 preempt_schedule_irq+0x84/0x1ac kernel/sched/core.c:6895
 arm64_preempt_schedule_irq+0x44/0x54 arch/arm64/kernel/entry-common.c:265
 __el1_irq arch/arm64/kernel/entry-common.c:474 [inline]
 el1_interrupt+0x3c/0x54 arch/arm64/kernel/entry-common.c:486
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491
 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:585
 arch_local_irq_enable arch/arm64/include/asm/irqflags.h:35 [inline]
 __local_bh_enable_ip+0x200/0x37c kernel/softirq.c:426
 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33
 put_cpu_fpsimd_context arch/arm64/kernel/fpsimd.c:276 [inline]
 fpsimd_restore_current_state+0xe8/0x1fc arch/arm64/kernel/fpsimd.c:1768
 do_notify_resume+0x1900/0x2c84 arch/arm64/kernel/signal.c:1169
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_interrupt+0xc8/0x1bc arch/arm64/kernel/entry-common.c:719
 __el0_irq_handler_common+0x18/0x24 arch/arm64/kernel/entry-common.c:724
 el0t_64_irq_handler+0x10/0x1c arch/arm64/kernel/entry-common.c:729
 el0t_64_irq+0x18c/0x190 arch/arm64/kernel/entry.S:590
irq event stamp: 11967
hardirqs last  enabled at (11966): [<ffff800011c88aec>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (11966): [<ffff800011c88aec>] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194
hardirqs last disabled at (11967): [<ffff800011b9d7f8>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (11896): [<ffff800008031244>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (11961): [<ffff800008020e6c>] __do_softirq+0x14/0x20 kernel/softirq.c:630
---[ end trace 0000000000000000 ]---