------------[ cut here ]------------ WARNING: CPU: 0 PID: 4370 at net/mac80211/tx.c:4851 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] WARNING: CPU: 0 PID: 4370 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x143c/0x1b54 net/mac80211/tx.c:5075 Modules linked in: CPU: 0 PID: 4370 Comm: syz.3.61 Not tainted 5.15.172-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 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+0x143c/0x1b54 net/mac80211/tx.c:5075 lr : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] lr : __ieee80211_beacon_get+0x143c/0x1b54 net/mac80211/tx.c:5075 sp : ffff8000080077e0 x29: ffff8000080079e0 x28: ffff800008007860 x27: ffff0000d6f50dc0 x26: ffff0000e5b04c80 x25: ffff700001000f0c x24: ffff800008007950 x23: dfff800000000000 x22: ffffffffffffe9e8 x21: 0000000000000000 x20: ffff0000d0cf9800 x19: ffff0000e5b06298 x18: 0000000000000101 x17: 0000000000000000 x16: ffff8000084c42fc x15: 0000000000000007 x14: ffff0000e6d09b40 x13: 0000000000ff0100 x12: ffffffffffffffff x11: 0000000000000101 x10: 0000000000000000 x9 : ffff0000e6d09b40 x8 : ffff8000114db82c x7 : ffff8000114e4ad4 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+0x143c/0x1b54 net/mac80211/tx.c:5075 ieee80211_beacon_get_tim+0xb8/0x840 net/mac80211/tx.c:5194 ieee80211_beacon_get include/net/mac80211.h:4981 [inline] mac80211_hwsim_beacon_tx+0x110/0x7d4 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+0xa0/0x184 drivers/net/wireless/mac80211_hwsim.c:1865 __run_hrtimer kernel/time/hrtimer.c:1688 [inline] __hrtimer_run_queues+0x484/0xca4 kernel/time/hrtimer.c:1752 hrtimer_run_softirq+0x158/0x21c kernel/time/hrtimer.c:1769 handle_softirqs+0x384/0xdbc kernel/softirq.c:558 __do_softirq kernel/softirq.c:592 [inline] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] invoke_softirq kernel/softirq.c:439 [inline] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 irq_exit+0x14/0x88 kernel/softirq.c:665 handle_domain_irq+0xf4/0x178 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+0x74/0x94 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_restore arch/arm64/include/asm/irqflags.h:122 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] _raw_spin_unlock_irqrestore+0xbc/0x158 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:418 [inline] unlock_page_lruvec_irqrestore include/linux/memcontrol.h:1538 [inline] release_pages+0x1a0/0x1a88 mm/swap.c:903 free_pages_and_swap_cache+0xa0/0xb8 mm/swap_state.c:320 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline] tlb_flush_mmu_free mm/mmu_gather.c:240 [inline] tlb_flush_mmu+0xe4/0x180 mm/mmu_gather.c:247 zap_pte_range mm/memory.c:1445 [inline] zap_pmd_range mm/memory.c:1494 [inline] zap_pud_range mm/memory.c:1523 [inline] zap_p4d_range mm/memory.c:1544 [inline] unmap_page_range+0x16b8/0x19d4 mm/memory.c:1565 unmap_single_vma+0x13c/0x1e4 mm/memory.c:1610 unmap_vmas+0x1ac/0x320 mm/memory.c:1642 exit_mmap+0x2c8/0x558 mm/mmap.c:3186 __mmput+0xec/0x3b8 kernel/fork.c:1127 mmput+0x80/0xc8 kernel/fork.c:1148 exit_mm+0x5f0/0x70c kernel/exit.c:550 do_exit+0x4d4/0x20bc kernel/exit.c:861 do_group_exit+0x110/0x268 kernel/exit.c:996 get_signal+0x634/0x1550 kernel/signal.c:2900 do_signal arch/arm64/kernel/signal.c:890 [inline] do_notify_resume+0x3d0/0x32b8 arch/arm64/kernel/signal.c:943 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 4037 hardirqs last enabled at (4036): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (4036): [] _raw_spin_unlock_irqrestore+0xac/0x158 kernel/locking/spinlock.c:194 hardirqs last disabled at (4037): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (3528): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (3528): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (4031): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (4031): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (4031): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (4031): [] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 5af9589b3b1df980 ]---