------------[ cut here ]------------
WARNING: CPU: 0 PID: 194 at net/mac80211/sta_info.c:547 sta_info_insert_check net/mac80211/sta_info.c:547 [inline]
WARNING: CPU: 0 PID: 194 at net/mac80211/sta_info.c:547 sta_info_insert_rcu+0x9c/0x10a8 net/mac80211/sta_info.c:725
Modules linked in:
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 194 Comm: kworker/u4:4 Not tainted 5.12.0-rc2-syzkaller #0
Hardware name: ARM-Versatile Express
Workqueue: phy6 ieee80211_iface_work
Backtrace: 
[<82740468>] (dump_backtrace) from [<827406dc>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:252)
 r7:00000080 r6:60000093 r5:00000000 r4:8422a3c4
[<827406c4>] (show_stack) from [<82751b58>] (__dump_stack lib/dump_stack.c:79 [inline])
[<827406c4>] (show_stack) from [<82751b58>] (dump_stack+0xb8/0xe8 lib/dump_stack.c:120)
[<82751aa0>] (dump_stack) from [<82741270>] (panic+0x130/0x378 kernel/panic.c:231)
 r7:830209b4 r6:84069ea4 r5:00000000 r4:844350d0
[<82741140>] (panic) from [<80244924>] (__warn+0xb0/0x164 kernel/panic.c:605)
 r3:8404ec8c r2:00000000 r1:00000000 r0:830209b4
 r7:00000223
[<80244874>] (__warn) from [<82741520>] (warn_slowpath_fmt+0x68/0xd4 kernel/panic.c:628)
 r7:82519668 r6:00000223 r5:83337248 r4:00000000
[<827414bc>] (warn_slowpath_fmt) from [<82519668>] (sta_info_insert_check net/mac80211/sta_info.c:547 [inline])
[<827414bc>] (warn_slowpath_fmt) from [<82519668>] (sta_info_insert_rcu+0x9c/0x10a8 net/mac80211/sta_info.c:725)
 r8:8ae587a0 r7:8a36502c r6:8a364740 r5:ffffffea r4:8ae58e0c
[<825195cc>] (sta_info_insert_rcu) from [<8252ce54>] (ieee80211_ibss_finish_sta+0xa0/0x240 net/mac80211/ibss.c:592)
 r10:8af45000 r9:825308d8 r8:84369bbb r7:8a36502c r6:8413aa5c r5:8a364740
 r4:8af45000
[<8252cdb4>] (ieee80211_ibss_finish_sta) from [<82530938>] (ieee80211_ibss_work+0x128/0x67c net/mac80211/ibss.c:1700)
 r5:8a365008 r4:8a364740
[<82530810>] (ieee80211_ibss_work) from [<82531fa4>] (ieee80211_iface_work+0x314/0x3b8 net/mac80211/iface.c:1461)
 r10:8a364740 r9:8404ec98 r8:8a364dd4 r7:83337b40 r6:85020000 r5:8a364db0
 r4:00000000
[<82531c90>] (ieee80211_iface_work) from [<802696a4>] (process_one_work+0x2d4/0x998 kernel/workqueue.c:2275)
 r10:00000088 r9:8404ec98 r8:84367a02 r7:8aa91400 r6:85020000 r5:852aa300
 r4:8a364db0
[<802693d0>] (process_one_work) from [<80269dcc>] (worker_thread+0x64/0x54c kernel/workqueue.c:2421)
 r10:00000088 r9:85324000 r8:84006d00 r7:85020038 r6:852aa314 r5:85020000
 r4:852aa300
[<80269d68>] (worker_thread) from [<80271f40>] (kthread+0x184/0x1a4 kernel/kthread.c:292)
 r10:85281e64 r9:852aa300 r8:80269d68 r7:00000000 r6:85324000 r5:851fd9c0
 r4:85119400
[<80271dbc>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:158)
Exception stack(0x85325fb0 to 0x85325ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80271dbc
 r4:851fd9c0
Dumping ftrace buffer:
   (ftrace buffer empty)
Rebooting in 86400 seconds..