------------[ cut here ]------------ WARNING: CPU: 0 PID: 5565 at net/mac80211/tx.c:4851 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] WARNING: CPU: 0 PID: 5565 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x12ec/0x19dc net/mac80211/tx.c:5075 Modules linked in: CPU: 0 PID: 5565 Comm: syz.5.332 Not tainted 5.15.185-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] pc : __ieee80211_beacon_get+0x12ec/0x19dc net/mac80211/tx.c:5075 lr : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] lr : __ieee80211_beacon_get+0x12ec/0x19dc net/mac80211/tx.c:5075 sp : ffff800008007800 x29: ffff800008007a10 x28: dfff800000000000 x27: ffff800008007880 x26: ffff0000d2190dc0 x25: ffff700001000f10 x24: ffff0000e9108c80 x23: ffff800008007970 x22: ffff800008007a70 x21: 0000000000000000 x20: ffff0000c19a2400 x19: ffff0000e910a298 x18: 0000000000000101 x17: 0000000000000000 x16: ffff8000082bdf08 x15: 0000000000000007 x14: 0000000000ff0100 x13: ffffffffffffffff x12: 0000000000ff0100 x11: 0000000000000101 x10: 0000000000000000 x9 : ffff800010b6cfb0 x8 : ffff0000d5c751c0 x7 : ffff800010b75f2c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000002 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] __ieee80211_beacon_get+0x12ec/0x19dc net/mac80211/tx.c:5075 ieee80211_beacon_get_tim+0x5c/0x790 net/mac80211/tx.c:5194 ieee80211_beacon_get include/net/mac80211.h:4981 [inline] mac80211_hwsim_beacon_tx+0x10c/0x7ac drivers/net/wireless/mac80211_hwsim.c:1812 __iterate_interfaces+0x204/0x484 net/mac80211/util.c:793 ieee80211_iterate_active_interfaces_atomic+0xd4/0x180 net/mac80211/util.c:829 mac80211_hwsim_beacon+0x90/0x174 drivers/net/wireless/mac80211_hwsim.c:1865 __run_hrtimer kernel/time/hrtimer.c:1690 [inline] __hrtimer_run_queues+0x428/0xb6c kernel/time/hrtimer.c:1754 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1771 handle_softirqs+0x344/0xbf0 kernel/softirq.c:576 __do_softirq kernel/softirq.c:610 [inline] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] invoke_softirq kernel/softirq.c:457 [inline] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 irq_exit+0x14/0x88 kernel/softirq.c:683 handle_domain_irq+0x14c/0x1fc kernel/irq/irqdesc.c:711 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:765 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:899 do_interrupt_handler+0x6c/0x88 arch/arm64/kernel/entry-common.c:267 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:454 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:470 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:522 arch_local_irq_enable arch/arm64/include/asm/irqflags.h:35 [inline] preempt_schedule_irq+0x88/0x214 kernel/sched/core.c:6779 arm64_preempt_schedule_irq+0x14c/0x21c arch/arm64/kernel/entry-common.c:260 el1_interrupt+0x40/0x58 arch/arm64/kernel/entry-common.c:463 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:470 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:522 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:122 [inline] dump_stack_lvl+0x140/0x160 lib/dump_stack.c:107 dump_stack+0x1c/0x5c lib/dump_stack.c:113 fail_dump lib/fault-inject.c:52 [inline] should_fail+0x3c0/0x51c lib/fault-inject.c:146 __should_fail_alloc_page mm/page_alloc.c:3797 [inline] should_fail_alloc_page+0x74/0xa8 mm/page_alloc.c:3834 prepare_alloc_pages+0x160/0x460 mm/page_alloc.c:5250 __alloc_pages+0x108/0x470 mm/page_alloc.c:5463 alloc_pages_vma+0x284/0x7a8 mm/mempolicy.c:2146 alloc_zeroed_user_highpage_movable+0x9c/0xd8 arch/arm64/mm/fault.c:932 do_anonymous_page mm/memory.c:3838 [inline] handle_pte_fault mm/memory.c:4648 [inline] __handle_mm_fault mm/memory.c:4785 [inline] handle_mm_fault+0x1904/0x2950 mm/memory.c:4883 __do_page_fault arch/arm64/mm/fault.c:505 [inline] do_page_fault+0x694/0xad4 arch/arm64/mm/fault.c:605 do_translation_fault+0xe0/0x130 arch/arm64/mm/fault.c:686 do_mem_abort+0x6c/0x1ac arch/arm64/mm/fault.c:819 el0_da+0x90/0x1fc arch/arm64/kernel/entry-common.c:494 el0t_64_sync_handler+0xd8/0xe4 arch/arm64/kernel/entry-common.c:629 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 259 hardirqs last enabled at (258): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (258): [] _raw_spin_unlock_irqrestore+0xa8/0x14c kernel/locking/spinlock.c:194 hardirqs last disabled at (259): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (8): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (233): [] __do_softirq kernel/softirq.c:610 [inline] softirqs last disabled at (233): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (233): [] invoke_softirq kernel/softirq.c:457 [inline] softirqs last disabled at (233): [] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659 ---[ end trace b9d9acb2a9c0ba07 ]---