------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: net/mac80211/rate.c:406 at __rate_control_send_low+0x524/0x800, CPU#0: syz.8.6838/23503
Modules linked in:
CPU: 0 UID: 0 PID: 23503 Comm: syz.8.6838 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__rate_control_send_low+0x5bb/0x800
Code: ff 4c 8b 7c 24 08 48 8b 44 24 38 0f b6 04 28 84 c0 0f 85 d3 01 00 00 41 8b 0f 4c 89 f7 48 8b 74 24 18 44 8b 44 24 2c 45 89 e9 <67> 48 0f b9 3a 4c 8b 74 24 30 e9 81 fe ff ff 44 89 f9 80 e1 07 80
RSP: 0018:ffffc900000076b8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 000000000000000c RCX: 0000000000000000
RDX: 00000000ffffffff RSI: 0000000000000000 RDI: ffffffff90421dd0
RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000100 R12: ffff888113804328
R13: 0000000000000000 R14: ffffffff90421dd0 R15: ffff888113bb31b8
FS:  000055558bd04500(0000) GS:ffff88818dc93000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c25ff00 CR3: 000000016bdf0000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 rate_control_send_low+0x1a7/0x7b0
 rate_control_get_rate+0x20b/0x5d0
 ieee80211_beacon_get_finish+0x3af/0x6f0
 ieee80211_beacon_get_ap+0x196a/0x2040
 __ieee80211_beacon_get+0x118e/0x1880
 ieee80211_beacon_get_tim+0xbd/0x2c0
 mac80211_hwsim_beacon_tx+0x3c5/0x870
 __iterate_interfaces+0x2ab/0x590
 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180
 mac80211_hwsim_beacon+0xbb/0x180
 __hrtimer_run_queues+0x3c0/0xa20
 hrtimer_run_softirq+0x17a/0x240
 handle_softirqs+0x22a/0x840
 __irq_exit_rcu+0xca/0x220
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:exit_to_user_mode_loop+0x59/0x480
Code: 00 00 00 e8 69 62 f9 09 65 48 8b 05 29 22 8a 11 4c 8b 30 41 f7 c6 37 03 00 00 0f 84 c6 00 00 00 e8 1c 21 1f 00 fb 41 f6 c6 30 <74> 05 e8 00 77 fa 09 41 f7 c6 00 01 00 00 74 08 48 89 df e8 bf cc
RSP: 0018:ffffc9000766fea0 EFLAGS: 00000246
RAX: 0000000000005d9f RBX: ffffc9000766ff48 RCX: 0000000000000046
RDX: 0000000000000000 RSI: ffffffff8dfa7db2 RDI: ffffffff8c28b060
RBP: ffffc9000766ff38 R08: ffffffff9030a5f7 R09: 1ffffffff20614be
R10: dffffc0000000000 R11: fffffbfff20614bf R12: 00000000ffffe000
R13: ffffffff81000130 R14: 0000000000000002 R15: ffff8881698d5880
 do_syscall_64+0x33e/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3b4e19cdd9
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffca1990008 EFLAGS: 00000246
RAX: fffffffffffffffc RBX: 00000000000af5bf RCX: 00007f3b4e19cdd9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f3b4e415fac
RBP: 0000000000000032 R08: 3fffffffffffffff R09: 0000000000000000
R10: 00007ffca1990110 R11: 0000000000000246 R12: 00007ffca1990130
R13: 00007f3b4e415fac R14: 00000000000af5f1 R15: 00007ffca1990110
 </TASK>
