------------[ cut here ]------------ WARNING: CPU: 0 PID: 6935 at net/mac80211/tx.c:5041 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5041 [inline] WARNING: CPU: 0 PID: 6935 at net/mac80211/tx.c:5041 __ieee80211_beacon_get+0xf64/0x12c0 net/mac80211/tx.c:5470 Modules linked in: CPU: 0 UID: 0 PID: 6935 Comm: syz.0.89 Not tainted 6.15.0-rc5-syzkaller-gc32f8dc5aaf9 #0 PREEMPT 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:5041 [inline] pc : __ieee80211_beacon_get+0xf64/0x12c0 net/mac80211/tx.c:5470 lr : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5041 [inline] lr : __ieee80211_beacon_get+0xf64/0x12c0 net/mac80211/tx.c:5470 sp : ffff800080007a40 x29: ffff800080007a80 x28: ffffffffffffe3b0 x27: 0000000000000001 x26: 0000000000000041 x25: ffff0000cdc3d400 x24: 0000000000000000 x23: ffff0000f33f8e40 x22: ffff800080007b00 x21: ffff0000d5482500 x20: dfff800000000000 x19: ffff0000d54829d0 x18: 0000000000000000 x17: 00000000ffff0000 x16: ffff8000805188f8 x15: ffff700010000f61 x14: 0000000000000000 x13: 0000000000000007 x12: 0000000000ff0100 x11: ffff0000d7aadb80 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000d7aadb80 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80008a6e7074 x2 : 000000000000000a x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:5041 [inline] (P) __ieee80211_beacon_get+0xf64/0x12c0 net/mac80211/tx.c:5470 (P) ieee80211_beacon_get_tim+0xb8/0x244 net/mac80211/tx.c:5597 ieee80211_beacon_get include/net/mac80211.h:5648 [inline] mac80211_hwsim_beacon_tx+0x350/0x6ec drivers/net/wireless/virtual/mac80211_hwsim.c:2313 __iterate_interfaces+0x250/0x504 net/mac80211/util.c:761 ieee80211_iterate_active_interfaces_atomic+0xd4/0x180 net/mac80211/util.c:797 mac80211_hwsim_beacon+0xc8/0x1b8 drivers/net/wireless/virtual/mac80211_hwsim.c:2347 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x41c/0xb78 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1842 handle_softirqs+0x328/0xc88 kernel/softirq.c:579 __do_softirq+0x14/0x20 kernel/softirq.c:613 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:891 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:460 [inline] __irq_exit_rcu+0x1b0/0x478 kernel/softirq.c:680 irq_exit_rcu+0x14/0x84 kernel/softirq.c:696 __el1_irq arch/arm64/kernel/entry-common.c:584 [inline] el1_interrupt+0x38/0x54 arch/arm64/kernel/entry-common.c:598 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:603 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P) arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P) __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] (P) _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194 (P) spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] __wake_up_common_lock kernel/sched/wait.c:108 [inline] __wake_up_sync_key+0x13c/0x18c kernel/sched/wait.c:173 __unix_dgram_recvmsg+0x384/0xb88 net/unix/af_unix.c:2447 unix_dgram_recvmsg+0xd0/0xe8 net/unix/af_unix.c:2522 sock_recvmsg_nosec+0x90/0xec net/socket.c:1017 ____sys_recvmsg+0x5e0/0x744 net/socket.c:2784 ___sys_recvmsg+0x188/0x45c net/socket.c:2828 do_recvmmsg+0x294/0x7cc net/socket.c:2923 __sys_recvmmsg net/socket.c:2997 [inline] __do_sys_recvmmsg net/socket.c:3020 [inline] __se_sys_recvmmsg net/socket.c:3013 [inline] __arm64_sys_recvmmsg+0x17c/0x238 net/socket.c:3013 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 36625 hardirqs last enabled at (36624): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (36624): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (36625): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (36540): [] softirq_handle_end kernel/softirq.c:425 [inline] softirqs last enabled at (36540): [] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607 softirqs last disabled at (36597): [] __do_softirq+0x14/0x20 kernel/softirq.c:613 ---[ end trace 0000000000000000 ]---