------------[ cut here ]------------ no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x20 WARNING: CPU: 1 PID: 4415 at net/mac80211/rate.c:385 __rate_control_send_low+0x574/0x774 net/mac80211/rate.c:380 Modules linked in: CPU: 1 PID: 4415 Comm: kworker/u4:6 Not tainted 6.1.147-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: phy10 ieee80211_iface_work pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __rate_control_send_low+0x574/0x774 net/mac80211/rate.c:380 lr : __rate_control_send_low+0x574/0x774 net/mac80211/rate.c:380 sp : ffff800008017670 x29: ffff8000080176c0 x28: ffff0000c4343390 x27: 000000000000000c x26: dfff800000000000 x25: ffff0000c43433a0 x24: ffff0000f3ee7668 x23: 0000000000000020 x22: 1fffe00018868674 x21: ffff0000c4343398 x20: ffff0000c4340ea0 x19: dfff800000000000 x18: ffff800011aabce0 x17: 6d5f65746172206e x16: ffff8000082d2374 x15: 0000000000000000 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000ff0100 x11: ff00800008191c9c x10: 0000000000000000 x9 : c80801543afaac00 x8 : c80801543afaac00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000080170f8 x4 : ffff800015194800 x3 : ffff80000852e34c x2 : 0000000000000001 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: __rate_control_send_low+0x574/0x774 net/mac80211/rate.c:380 rate_control_send_low+0x164/0x684 net/mac80211/rate.c:405 rate_control_get_rate+0x1a0/0x4b8 net/mac80211/rate.c:921 ieee80211_beacon_get_finish+0x2e0/0x5b4 net/mac80211/tx.c:5121 ieee80211_beacon_get_ap net/mac80211/tx.c:5204 [inline] __ieee80211_beacon_get+0x1428/0x19cc net/mac80211/tx.c:5243 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: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:1752 [inline] __hrtimer_run_queues+0x44c/0xc64 kernel/time/hrtimer.c:1816 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1833 handle_softirqs+0x318/0xc6c kernel/softirq.c:596 __do_softirq+0x14/0x20 kernel/softirq.c:630 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x30 arch/arm64/kernel/entry.S:849 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:477 [inline] __irq_exit_rcu+0x23c/0x43c kernel/softirq.c:679 irq_exit_rcu+0x14/0x84 kernel/softirq.c:691 __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 _raw_spin_lock_irqsave+0x8c/0xb4 kernel/locking/spinlock.c:162 __debug_check_no_obj_freed lib/debugobjects.c:968 [inline] debug_check_no_obj_freed+0x148/0x46c lib/debugobjects.c:1009 slab_free_hook mm/slub.c:1699 [inline] slab_free_freelist_hook+0x104/0x1ec mm/slub.c:1750 slab_free mm/slub.c:3661 [inline] __kmem_cache_free+0xc0/0x224 mm/slub.c:3674 kfree+0xd0/0x1ac mm/slab_common.c:988 ieee80211_ibss_rx_queued_mgmt+0xecc/0x2490 net/mac80211/ibss.c:-1 ieee80211_iface_process_skb net/mac80211/iface.c:1671 [inline] ieee80211_iface_work+0x598/0xa34 net/mac80211/iface.c:1725 process_one_work+0x7f4/0x13a8 kernel/workqueue.c:2292 worker_thread+0x8c8/0xfbc kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:849 irq event stamp: 2698343 hardirqs last enabled at (2698342): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (2698343): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (2698300): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (2698300): [] cfg80211_put_bss+0x1d4/0x228 net/wireless/scan.c:2595 softirqs last disabled at (2698303): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]---