linux-kernel - [syzbot] upstream test error: INFO: trying to register non-static key in ieee80211_do

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Message-ID: <000000000000d85ed905e3d1707e@google.com>
Date:   Thu, 14 Jul 2022 22:39:24 -0700
From:   syzbot <syzbot+82d7f0e2f7a45da561c5@...kaller.appspotmail.com>
To:     davem@...emloft.net, edumazet@...gle.com,
        johannes@...solutions.net, kuba@...nel.org,
        linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, pabeni@...hat.com,
        syzkaller-bugs@...glegroups.com
Subject: [syzbot] upstream test error: INFO: trying to register non-static key
 in ieee80211_do_stop

Hello,

syzbot found the following issue on:

HEAD commit:    e5d523f1ae8f ubsan: disable UBSAN_DIV_ZERO for clang
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11e0ab1c080000
kernel config:  https://syzkaller.appspot.com/x/.config?x=970ac5ffe160d24
dashboard link: https://syzkaller.appspot.com/bug?extid=82d7f0e2f7a45da561c5
compiler:       gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+82d7f0e2f7a45da561c5@...kaller.appspotmail.com

netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 2 PID: 3695 Comm: kworker/u16:3 Not tainted 5.19.0-rc6-syzkaller-00272-ge5d523f1ae8f #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
Workqueue: netns cleanup_net
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 assign_lock_key kernel/locking/lockdep.c:979 [inline]
 register_lock_class+0xf30/0x1130 kernel/locking/lockdep.c:1292
 __lock_acquire+0x10a/0x5660 kernel/locking/lockdep.c:4932
 lock_acquire kernel/locking/lockdep.c:5665 [inline]
 lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5630
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline]
 _raw_spin_lock_bh+0x2f/0x40 kernel/locking/spinlock.c:178
 spin_lock_bh include/linux/spinlock.h:354 [inline]
 ieee80211_do_stop+0xc3/0x1ff0 net/mac80211/iface.c:380
 ieee80211_stop+0xc5/0x610 net/mac80211/iface.c:680
 __dev_close_many+0x1b6/0x2e0 net/core/dev.c:1516
 dev_close_many+0x22c/0x630 net/core/dev.c:1541
 dev_close net/core/dev.c:1567 [inline]
 dev_close+0x16d/0x210 net/core/dev.c:1561
 cfg80211_shutdown_all_interfaces+0x96/0x1f0 net/wireless/core.c:273
 ieee80211_remove_interfaces+0xed/0x820 net/mac80211/iface.c:2212
 ieee80211_unregister_hw+0x47/0x1f0 net/mac80211/main.c:1400
 mac80211_hwsim_del_radio drivers/net/wireless/mac80211_hwsim.c:3964 [inline]
 hwsim_exit_net+0x50e/0xca0 drivers/net/wireless/mac80211_hwsim.c:4731
 ops_exit_list+0xb0/0x170 net/core/net_namespace.c:162
 cleanup_net+0x4ea/0xb00 net/core/net_namespace.c:594
 process_one_work+0x996/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e9/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
 </TASK>
device hsr_slave_0 left promiscuous mode
device hsr_slave_1 left promiscuous mode
batman_adv: batadv0: Interface deactivated: batadv_slave_0
batman_adv: batadv0: Removing interface: batadv_slave_0
batman_adv: batadv0: Interface deactivated: batadv_slave_1
batman_adv: batadv0: Removing interface: batadv_slave_1
device bridge_slave_1 left promiscuous mode
bridge0: port 2(bridge_slave_1) entered disabled state
device bridge_slave_0 left promiscuous mode
bridge0: port 1(bridge_slave_0) entered disabled state
device veth1_macvtap left promiscuous mode
device veth0_macvtap left promiscuous mode
device veth1_vlan left promiscuous mode
device veth0_vlan left promiscuous mode
team0 (unregistering): Port device team_slave_1 removed
team0 (unregistering): Port device team_slave_0 removed
bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
bond0 (unregistering): Released all slaves

---
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