------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0xfff with flags 0x20
WARNING: CPU: 1 PID: 4237 at net/mac80211/rate.c:376 __rate_control_send_low+0x574/0x770 net/mac80211/rate.c:371
Modules linked in:
CPU: 1 PID: 4237 Comm: kworker/u4:11 Not tainted 5.15.185-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: bat_events batadv_nc_worker
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __rate_control_send_low+0x574/0x770 net/mac80211/rate.c:371
lr : __rate_control_send_low+0x574/0x770 net/mac80211/rate.c:371
sp : ffff80001f5f70d0
x29: ffff80001f5f7120 x28: ffff0000d4dab370 x27: 000000000000000c
x26: dfff800000000000 x25: 0000000000000000 x24: dfff800000000000
x23: ffff0000d5aba168 x22: 0000000000000020 x21: 000000000000000c
x20: ffff0000d4dab378 x19: 0000000000000fff x18: 0000000000000102
x17: 0000000000000000 x16: ffff8000111a97c4 x15: 00000000ffffffff
x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100
x11: 0000000000000101 x10: 0000000000000000 x9 : 5bc37bb5d8f11900
x8 : 5bc37bb5d8f11900 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff80001f5f69b8 x4 : ffff80001423f280 x3 : ffff800008503958
x2 : 0000000000000001 x1 : 0000000100000101 x0 : 0000000000000059
Call trace:
 __rate_control_send_low+0x574/0x770 net/mac80211/rate.c:371
 rate_control_send_low+0x164/0x684 net/mac80211/rate.c:396
 rate_control_get_rate+0x1a0/0x4b8 net/mac80211/rate.c:908
 __ieee80211_beacon_get+0x1170/0x19dc net/mac80211/tx.c:5167
 ieee80211_beacon_get_tim+0x5c/0x790 net/mac80211/tx.c:5194
 ieee80211_beacon_get include/net/mac80211.h:4981 [inline]
 mac80211_hwsim_beacon_tx+0x10c/0x7ac 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+0x90/0x174 drivers/net/wireless/mac80211_hwsim.c:1865
 __run_hrtimer kernel/time/hrtimer.c:1690 [inline]
 __hrtimer_run_queues+0x428/0xb6c kernel/time/hrtimer.c:1754
 hrtimer_run_softirq+0x160/0x400 kernel/time/hrtimer.c:1771
 handle_softirqs+0x344/0xbf0 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
 do_softirq+0xfc/0x1b0 kernel/softirq.c:477
 __local_bh_enable_ip+0x250/0x380 kernel/softirq.c:401
 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:176 [inline]
 _raw_spin_unlock_bh+0xec/0x174 kernel/locking/spinlock.c:210
 spin_unlock_bh include/linux/spinlock.h:408 [inline]
 batadv_nc_purge_paths+0x308/0x390 net/batman-adv/network-coding.c:475
 batadv_nc_worker+0x2d0/0x554 net/batman-adv/network-coding.c:724
 process_one_work+0x79c/0x1140 kernel/workqueue.c:2310
 worker_thread+0x8f4/0x101c kernel/workqueue.c:2457
 kthread+0x374/0x454 kernel/kthread.c:334
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870
irq event stamp: 864971
hardirqs last  enabled at (864970): [<ffff8000082f7764>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257
hardirqs last disabled at (864971): [<ffff8000111a5098>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (864786): [<ffff800010f298a0>] spin_unlock_bh include/linux/spinlock.h:408 [inline]
softirqs last  enabled at (864786): [<ffff800010f298a0>] batadv_nc_purge_paths+0x308/0x390 net/batman-adv/network-coding.c:475
softirqs last disabled at (864787): [<ffff80000819c6e8>] __do_softirq kernel/softirq.c:610 [inline]
softirqs last disabled at (864787): [<ffff80000819c6e8>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (864787): [<ffff80000819c6e8>] do_softirq+0xfc/0x1b0 kernel/softirq.c:477
---[ end trace 6e60aa7ac195f7f6 ]---