------------[ cut here ]------------
no supported rates for sta (null) (0xffffffff, band 0) in rate_mask 0x0 with flags 0x0
WARNING: net/mac80211/rate.c:404 at __rate_control_send_low+0x524/0x800, CPU#1: syz.2.1440/12065
Modules linked in:
CPU: 1 UID: 0 PID: 12065 Comm: syz.2.1440 Not tainted syzkaller #0 PREEMPT(full) 
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:ffffc90000a086b8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 000000000000000c RCX: 0000000000000000
RDX: 00000000ffffffff RSI: 0000000000000000 RDI: ffffffff90423b20
RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000004 R11: 0000000000000100 R12: ffff88818ddb73a8
R13: 0000000000000000 R14: ffffffff90423b20 R15: ffff888117f63258
FS:  000055555ea7a500(0000) GS:ffff8882a928b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3fa688cd58 CR3: 00000001b851e000 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+0x382/0x830
 __iterate_interfaces+0x2ab/0x590
 ieee80211_iterate_active_interfaces_atomic+0xdb/0x180
 mac80211_hwsim_beacon+0xaa/0x270
 __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:lock_acquire+0x221/0x350
Code: ff ff ff e8 31 0f 08 0a f7 44 24 08 00 02 00 00 0f 84 3a ff ff ff 65 48 8b 05 0b aa 97 11 48 3b 44 24 58 75 33 fb 48 83 c4 60 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 48 8d 3d 18 56 92
RSP: 0018:ffffc90007827d48 EFLAGS: 00000286
RAX: 53fb981369bacf00 RBX: 0000000000000000 RCX: 0000000000000046
RDX: 000000009393fc00 RSI: ffffffff8e223dfa RDI: ffffffff8c28b9e0
RBP: ffffffff8218909f R08: ffffffff8218909f R09: ffff8881ba4ba7f8
R10: dffffc0000000000 R11: fffffbfff20613bf R12: 0000000000000001
R13: ffff8881ba4ba7f8 R14: 0000000000000001 R15: 0000000000000246
 __might_fault+0xcb/0x130
 _copy_from_user+0x28/0xb0
 __se_sys_rt_sigprocmask+0xff/0x2a0
 do_syscall_64+0x174/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3fa5959b51
Code: 00 01 41 ba 08 00 00 00 31 ff 48 8d 35 c0 96 0f 00 b8 0e 00 00 00 4c 8d 7c 24 58 c6 44 24 56 00 c6 44 24 57 00 4c 89 fa 0f 05 <49> 8b 44 24 28 48 85 c0 0f 84 51 02 00 00 80 b8 90 00 00 00 00 0f
RSP: 002b:00007ffc7b537bc0 EFLAGS: 00000246 ORIG_RAX: 000000000000000e
RAX: ffffffffffffffda RBX: 00007f3fa688c6c0 RCX: 00007f3fa5959b51
RDX: 00007ffc7b537c18 RSI: 00007f3fa5a531f8 RDI: 0000000000000000
RBP: 0000000000000000 R08: 00000000000201c0 R09: 0000000000000130
R10: 0000000000000008 R11: 0000000000000246 R12: 00007ffc7b537d10
R13: 00007f3fa686c000 R14: 00007f3fa688c6c0 R15: 00007ffc7b537c18
 </TASK>
