WARNING: CPU: 0 PID: 26964 at net/mac80211/sta_info.c:547 sta_info_insert_check net/mac80211/sta_info.c:547 [inline]
WARNING: CPU: 0 PID: 26964 at net/mac80211/sta_info.c:547 sta_info_insert_rcu+0x26f/0x2c30 net/mac80211/sta_info.c:725
Modules linked in:
CPU: 0 PID: 26964 Comm: kworker/u4:7 Not tainted 5.11.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy50 ieee80211_iface_work
RIP: 0010:sta_info_insert_check net/mac80211/sta_info.c:547 [inline]
RIP: 0010:sta_info_insert_rcu+0x26f/0x2c30 net/mac80211/sta_info.c:725
Code: 24 e8 f5 c0 24 f9 0f b6 85 50 ff ff ff 31 ff 83 e0 01 41 89 c4 89 c6 e8 5f c7 24 f9 45 84 e4 0f 84 bc 00 00 00 e8 d1 c0 24 f9 <0f> 0b 41 bc ea ff ff ff e8 c4 c0 24 f9 4c 89 f6 4c 89 ff e8 c9 f9
RSP: 0018:ffffc9000921f970 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888062ea4bc0 RCX: 0000000000000000
RDX: ffff888060425340 RSI: ffffffff884e0aaf RDI: 0000000000000003
RBP: ffffc9000921fab0 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff884e0aa1 R11: 0000000000000000 R12: 0000000000000001
R13: ffff88802d490048 R14: ffff88802d490000 R15: ffff888025728c80
FS:  0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c006417000 CR3: 0000000059f63000 CR4: 00000000001506f0
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:1445
 process_one_work+0x98d/0x15f0 kernel/workqueue.c:2275
 worker_thread+0x64c/0x1120 kernel/workqueue.c:2421
 kthread+0x3b1/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296