------------[ cut here ]------------ WARNING: CPU: 1 PID: 5257 at net/mac80211/tx.c:4934 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline] WARNING: CPU: 1 PID: 5257 at net/mac80211/tx.c:4934 __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5255 Modules linked in: CPU: 1 PID: 5257 Comm: syz.3.186 Not tainted 6.1.139-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 pstate: 40400005 (nZcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline] pc : __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5255 lr : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline] lr : __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5255 sp : ffff800008017920 x29: ffff800008017ad0 x28: ffff800008017b3c x27: ffff0000d5995e58 x26: ffff0000c9d60ea0 x25: ffff0000d32ff800 x24: ffff0000f4cf0c80 x23: 0000000000000000 x22: 0000000000000001 x21: ffff700001002f34 x20: ffff0000f4cf2790 x19: dfff800000000000 x18: ffff800011a7bd00 x17: 00000000ffff0000 x16: ffff8000082d0f6c x15: 0000000000000000 x14: 0000000000000007 x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff0080001120bfb0 x10: 0000000000000000 x9 : ffff80001120bfb0 x8 : ffff0000d1a63780 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80001120adcc x2 : 000000000000000a x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4934 [inline] __ieee80211_beacon_get+0x148c/0x19cc net/mac80211/tx.c:5255 ieee80211_beacon_get_tim+0x68/0x444 net/mac80211/tx.c:5342 ieee80211_beacon_get include/net/mac80211.h:5262 [inline] mac80211_hwsim_beacon_tx+0x1e8/0x914 drivers/net/wireless/mac80211_hwsim.c:2086 __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:2142 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x44c/0xc64 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1772 handle_softirqs+0x318/0xc6c kernel/softirq.c:578 __do_softirq+0x14/0x20 kernel/softirq.c:612 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:893 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:459 [inline] __irq_exit_rcu+0x23c/0x43c kernel/softirq.c:661 irq_exit_rcu+0x14/0x84 kernel/softirq.c:673 __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] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] _raw_spin_unlock_irqrestore+0x58/0xac kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] prepare_to_wait_exclusive+0x1bc/0x214 kernel/sched/wait.c:291 unix_wait_for_peer+0xe4/0x250 net/unix/af_unix.c:1434 unix_dgram_sendmsg+0xba8/0x125c net/unix/af_unix.c:2022 sock_sendmsg_nosec net/socket.c:718 [inline] __sock_sendmsg net/socket.c:730 [inline] ____sys_sendmsg+0x5b8/0x918 net/socket.c:2519 ___sys_sendmsg net/socket.c:2573 [inline] __sys_sendmmsg+0x2f8/0x754 net/socket.c:2659 __do_sys_sendmmsg net/socket.c:2688 [inline] __se_sys_sendmmsg net/socket.c:2685 [inline] __arm64_sys_sendmmsg+0xa0/0xbc net/socket.c:2685 __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: 52151 hardirqs last enabled at (52150): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (52150): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (52151): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52064): [] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (52064): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:606 softirqs last disabled at (52069): [] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]---