------------[ cut here ]------------ WARNING: CPU: 0 PID: 4324 at net/mac80211/tx.c:4944 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline] WARNING: CPU: 0 PID: 4324 at net/mac80211/tx.c:4944 __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5265 Modules linked in: CPU: 0 PID: 4324 Comm: syz-executor Not tainted 6.1.148-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 42400005 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline] pc : __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5265 lr : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline] lr : __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5265 sp : ffff800008007920 x29: ffff800008007ad0 x28: ffff800008007b3c x27: ffff0000ca901c58 x26: ffff0000f64e0ea0 x25: ffff0000d1ae0800 x24: ffff0000f6504c80 x23: 0000000000000000 x22: 0000000000000001 x21: ffff700001000f34 x20: ffff0000f6506790 x19: dfff800000000000 x18: ffff800011aabce0 x17: ffff80018a6c9000 x16: ffff8000082d0ec0 x15: 0000000000000000 x14: 0000000000000007 x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff008000112405bc x10: 0000000000000000 x9 : ffff8000112405bc x8 : ffff0000c8b48000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80001123f3d8 x2 : 000000000000000a x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline] __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5265 ieee80211_beacon_get_tim+0x68/0x444 net/mac80211/tx.c:5352 ieee80211_beacon_get include/net/mac80211.h:5262 [inline] mac80211_hwsim_beacon_tx+0x1e8/0x914 drivers/net/wireless/mac80211_hwsim.c:2091 __iterate_interfaces+0x204/0x484 net/mac80211/util.c:788 ieee80211_iterate_active_interfaces_atomic+0xd4/0x180 net/mac80211/util.c:824 mac80211_hwsim_beacon+0xc8/0x1b8 drivers/net/wireless/mac80211_hwsim.c:2147 __run_hrtimer kernel/time/hrtimer.c:1752 [inline] __hrtimer_run_queues+0x44c/0xc64 kernel/time/hrtimer.c:1816 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1833 handle_softirqs+0x318/0xc6c kernel/softirq.c:596 __do_softirq+0x14/0x20 kernel/softirq.c:630 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:849 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:477 [inline] __irq_exit_rcu+0x23c/0x43c 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:581 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:122 [inline] __free_object+0x1d4/0x850 lib/debugobjects.c:355 free_object lib/debugobjects.c:424 [inline] debug_object_free+0x298/0x3e0 lib/debugobjects.c:856 destroy_hrtimer_on_stack kernel/time/hrtimer.c:480 [inline] hrtimer_nanosleep+0x208/0x298 kernel/time/hrtimer.c:2174 common_nsleep+0xa0/0xb8 kernel/time/posix-timers.c:1273 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1314 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1291 [inline] __arm64_sys_clock_nanosleep+0x328/0x364 kernel/time/posix-timers.c:1291 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x138 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 843857 hardirqs last enabled at (843856): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (843856): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (843857): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (842722): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (843853): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---