------------[ cut here ]------------
!chanctx_conf
WARNING: net/mac80211/rate.c:53 at rate_control_rate_init+0x64a/0x6e0, CPU#0: syz.6.9111/29565
Modules linked in:
CPU: 0 UID: 0 PID: 29565 Comm: syz.6.9111 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_rate_init+0x64a/0x6e0
Code: 82 01 00 00 20 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 82 80 d5 f6 90 0f 0b 90 eb e1 e8 77 80 d5 f6 90 <0f> 0b 90 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d e9 90 00 00 00
RSP: 0018:ffffc9000819ef20 EFLAGS: 00010287
RAX: ffffffff8aed1979 RBX: ffff888113bf4000 RCX: 0000000000080000
RDX: ffffc90026990000 RSI: 000000000000038c RDI: 000000000000038d
RBP: 0000000000000000 R08: ffffffff8aed1493 R09: ffffffff8e35a360
R10: dffffc0000000000 R11: ffffed102277e831 R12: 1ffff1102277e80a
R13: ffff888112570e80 R14: 0000000000000001 R15: ffffffff8aed1493
FS:  00007f77beb0d6c0(0000) GS:ffff88818e324000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f77bda706c0 CR3: 000000017571e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 rate_control_rate_init_all_links+0x109/0x1a0
 sta_apply_auth_flags+0x1c2/0x400
 sta_apply_parameters+0xe27/0x1570
 ieee80211_add_station+0x424/0x6a0
 rdev_add_station+0xfc/0x270
 nl80211_new_station+0x1860/0x1c70
 genl_family_rcv_msg_doit+0x22a/0x330
 genl_rcv_msg+0x61c/0x7a0
 netlink_rcv_skb+0x232/0x4b0
 genl_rcv+0x28/0x40
 netlink_unicast+0x80f/0x9b0
 netlink_sendmsg+0x813/0xb40
 __sock_sendmsg+0x21c/0x270
 ____sys_sendmsg+0x4d7/0x810
 ___sys_sendmsg+0x2a5/0x360
 __x64_sys_sendmsg+0x1bd/0x2a0
 do_syscall_64+0xe2/0xf80
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f77bdb9acb9
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:00007f77beb0d028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f77bde15fa0 RCX: 00007f77bdb9acb9
RDX: 0000000000000000 RSI: 0000200000001080 RDI: 0000000000000005
RBP: 00007f77bdc08bf7 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f77bde16038 R14: 00007f77bde15fa0 R15: 00007fffddcd4978
 </TASK>
