------------[ cut here ]------------ WARNING: CPU: 0 PID: 15 at net/mac80211/tx.c:4944 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline] WARNING: CPU: 0 PID: 15 at net/mac80211/tx.c:4944 __ieee80211_beacon_get+0xf60/0x12bc net/mac80211/tx.c:5345 Modules linked in: CPU: 0 PID: 15 Comm: ksoftirqd/0 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 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+0xf60/0x12bc net/mac80211/tx.c:5345 lr : __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline] lr : __ieee80211_beacon_get+0xf60/0x12bc net/mac80211/tx.c:5345 sp : ffff80001ca07850 x29: ffff80001ca07890 x28: ffffffffffffe4f0 x27: 0000000000000001 x26: 0000000000000041 x25: ffff0000d5f62000 x24: 0000000000000000 x23: ffff0000f69c0ea0 x22: ffff80001ca078fc x21: ffff0000d7e26258 x20: dfff800000000000 x19: ffff0000d7e26790 x18: ffff800011b7bf60 x17: 1fffe00033eaed7e x16: ffff8000082d7e60 x15: 0000000000000000 x14: 0000000000000007 x13: 0000000000ff0100 x12: 0000000000ff0100 x11: ff008000113012b4 x10: 0000000000000000 x9 : ffff8000113012b4 x8 : ffff0000c09b3780 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff8000113005ac x2 : 000000000000000a x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4944 [inline] __ieee80211_beacon_get+0xf60/0x12bc net/mac80211/tx.c:5345 ieee80211_beacon_get_tim+0x70/0x44c net/mac80211/tx.c:5472 ieee80211_beacon_get include/net/mac80211.h:5335 [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:1747 [inline] __hrtimer_run_queues+0x434/0xc34 kernel/time/hrtimer.c:1811 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1828 handle_softirqs+0x318/0xc60 kernel/softirq.c:596 run_ksoftirqd+0x7c/0x2ac kernel/softirq.c:968 smpboot_thread_fn+0x4b0/0x964 kernel/smpboot.c:164 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 420031 hardirqs last enabled at (420030): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (420030): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (420031): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (419874): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (419874): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (419879): [] run_ksoftirqd+0x7c/0x2ac kernel/softirq.c:968 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 15 at kernel/time/hrtimer.c:1068 hrtimer_forward+0x1a0/0x238 kernel/time/hrtimer.c:-1 Modules linked in: CPU: 0 PID: 15 Comm: ksoftirqd/0 Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 42400005 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : hrtimer_forward+0x1a0/0x238 kernel/time/hrtimer.c:-1 lr : hrtimer_forward+0x19c/0x238 kernel/time/hrtimer.c:1068 sp : ffff80001ca07a20 x29: ffff80001ca07a20 x28: ffff00019f558bc8 x27: 1fffe0001ed38e3f x26: dfff800000000000 x25: ffff00019f558b90 x24: 0000000001296ed4 x23: 0000000cdaf8d8b1 x22: 0000000000000001 x21: 0000000000000000 x20: ffff0000f69c71f8 x19: ffff0000f69c71e0 x18: ffff800011b7bf60 x17: 0003250000020601 x16: ffff8000082d9364 x15: 0000000000000000 x14: 0000000000000007 x13: 1ffff00002a40071 x12: 0000000000ff0100 x11: ff008000083b97d0 x10: 0000000000000000 x9 : ffff8000083b97d0 x8 : ffff0000c09b3780 x7 : ffff8000083c19e8 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 00000000061a8000 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: hrtimer_forward+0x1a0/0x238 kernel/time/hrtimer.c:-1 hrtimer_forward_now include/linux/hrtimer.h:509 [inline] mac80211_hwsim_beacon+0x16c/0x1b8 drivers/net/wireless/mac80211_hwsim.c:2156 __run_hrtimer kernel/time/hrtimer.c:1747 [inline] __hrtimer_run_queues+0x434/0xc34 kernel/time/hrtimer.c:1811 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1828 handle_softirqs+0x318/0xc60 kernel/softirq.c:596 run_ksoftirqd+0x7c/0x2ac kernel/softirq.c:968 smpboot_thread_fn+0x4b0/0x964 kernel/smpboot.c:164 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 irq event stamp: 420059 hardirqs last enabled at (420058): [] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline] hardirqs last enabled at (420058): [] timekeeping_get_delta kernel/time/timekeeping.c:254 [inline] hardirqs last enabled at (420058): [] timekeeping_get_ns+0x124/0x3b4 kernel/time/timekeeping.c:388 hardirqs last disabled at (420059): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (419874): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (419874): [] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624 softirqs last disabled at (419879): [] run_ksoftirqd+0x7c/0x2ac kernel/softirq.c:968 ---[ end trace 0000000000000000 ]---