------------[ cut here ]------------
WARNING: CPU: 0 PID: 9743 at net/mac80211/sta_info.c:549 sta_info_insert_check net/mac80211/sta_info.c:549 [inline]
WARNING: CPU: 0 PID: 9743 at net/mac80211/sta_info.c:549 sta_info_insert_rcu+0x274/0x2c40 net/mac80211/sta_info.c:727
Modules linked in:
CPU: 0 PID: 9743 Comm: kworker/u16:5 Not tainted 5.13.0-rc6-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
Workqueue: phy10 ieee80211_iface_work
RIP: 0010:sta_info_insert_check net/mac80211/sta_info.c:549 [inline]
RIP: 0010:sta_info_insert_rcu+0x274/0x2c40 net/mac80211/sta_info.c:727
Code: 24 e8 20 f9 0a f9 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c4 89 c6 e8 1a 01 0b f9 45 84 e4 0f 84 bc 00 00 00 e8 fc f8 0a f9 <0f> 0b 41 bc ea ff ff ff e8 ef f8 0a f9 4c 89 f6 4c 89 ff e8 c4 f9
RSP: 0018:ffffc90006837970 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88806fbb8c00 RCX: 0000000000000000
RDX: ffff88806ad32300 RSI: ffffffff886917d4 RDI: 0000000000000003
RBP: ffffc90006837ab0 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff886917c6 R11: 0000000000000000 R12: 0000000000000001
R13: ffff888025ed6048 R14: ffff888025ed6000 R15: ffff88806f9f0d00
FS:  0000000000000000(0000) GS:ffff88802ca00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33023000 CR3: 000000006a4ce000 CR4: 0000000000150ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ieee80211_ibss_finish_sta+0x212/0x390 net/mac80211/ibss.c:592
 ieee80211_ibss_work+0x2c7/0xe80 net/mac80211/ibss.c:1700
 ieee80211_iface_work+0x893/0x9e0 net/mac80211/iface.c:1459
 process_one_work+0x98d/0x1600 kernel/workqueue.c:2276
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2422
 kthread+0x3b1/0x4a0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294