Unknown status report in ack skb ------------[ cut here ]------------ WARNING: CPU: 1 PID: 20 at net/mac80211/tx.c:4851 __ieee80211_beacon_update_cntdwn net/mac80211/tx.c:4851 [inline] WARNING: CPU: 1 PID: 20 at net/mac80211/tx.c:4851 __ieee80211_beacon_get+0x143c/0x1b54 net/mac80211/tx.c:5075 Modules linked in: CPU: 1 PID: 20 Comm: ksoftirqd/1 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 : ffff80001bcf7660 x29: ffff80001bcf7860 x28: ffff80001bcf76e0 x27: ffff0000d81a8dc0 x26: ffff0000d660cc80 x25: ffff70000379eedc x24: ffff80001bcf77d0 x23: dfff800000000000 x22: ffffffffffffe9e8 x21: 0000000000000000 x20: ffff0000c6232c00 x19: ffff0000d660e298 x18: 0000000000000100 x17: 0000000000000000 x16: ffff8000084c42fc x15: 0000000000000007 x14: ffff0000c0a78000 x13: 0000000000ff0100 x12: ffffffffffffffff x11: 0000000000000100 x10: 0000000000000000 x9 : ffff0000c0a78000 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 run_ksoftirqd+0x6c/0x29c kernel/softirq.c:925 smpboot_thread_fn+0x4b0/0x920 kernel/smpboot.c:164 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 299219 hardirqs last enabled at (299218): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (299218): [] _raw_spin_unlock_irqrestore+0xac/0x158 kernel/locking/spinlock.c:194 hardirqs last disabled at (299219): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (298992): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (298992): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (299075): [] run_ksoftirqd+0x6c/0x29c kernel/softirq.c:925 ---[ end trace b17820101b139e42 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 20 at kernel/time/hrtimer.c:1047 hrtimer_forward+0x1c0/0x254 Modules linked in: CPU: 1 PID: 20 Comm: ksoftirqd/1 Tainted: G W 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 : hrtimer_forward+0x1c0/0x254 lr : hrtimer_forward+0x1bc/0x254 kernel/time/hrtimer.c:1047 sp : ffff80001bcf7a40 x29: ffff80001bcf7a40 x28: ffff0000d81af080 x27: 1fffe0001b035e13 x26: dfff800000000000 x25: 00000014628a9af0 x24: 00000000008697a0 x23: 0000001463113290 x22: 0000000000000001 x21: 0000000000000000 x20: ffff0000d81af098 x19: ffff0000d81af080 x18: 0000000000000100 x17: 0000000000000000 x16: ffff8000082ec8b8 x15: 0000000000000007 x14: 1ffff0000295806a x13: dfff800000000000 x12: 0000000000000003 x11: 0000000000000100 x10: 0000000000000000 x9 : ffff0000c0a78000 x8 : ffff8000083bf398 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000804605c x2 : 00000000061a8000 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: hrtimer_forward+0x1c0/0x254 hrtimer_forward_now include/linux/hrtimer.h:508 [inline] mac80211_hwsim_beacon+0x150/0x184 drivers/net/wireless/mac80211_hwsim.c:1874 __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 run_ksoftirqd+0x6c/0x29c kernel/softirq.c:925 smpboot_thread_fn+0x4b0/0x920 kernel/smpboot.c:164 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 299249 hardirqs last enabled at (299248): [] seqcount_lockdep_reader_access+0x208/0x2cc include/linux/seqlock.h:105 hardirqs last disabled at (299249): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (298992): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (298992): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (299075): [] run_ksoftirqd+0x6c/0x29c kernel/softirq.c:925 ---[ end trace b17820101b139e43 ]---