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Subject[syzbot] WARNING: suspicious RCU usage (5)
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Hello,

syzbot found the following issue on:

HEAD commit: a5b00f5b78b7 Merge branch 'hns3-fixres'
git tree: net
console output: https://syzkaller.appspot.com/x/log.txt?x=105d68bbf00000
kernel config: https://syzkaller.appspot.com/x/.config?x=20ac3e0ebf0db3bd
dashboard link: https://syzkaller.appspot.com/bug?extid=9cbc6bed3a22f1d37395
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=143b22abf00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=125194eff00000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+9cbc6bed3a22f1d37395@syzkaller.appspotmail.com

netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
=============================
WARNING: suspicious RCU usage
5.19.0-rc1-syzkaller-00254-ga5b00f5b78b7 #0 Not tainted
-----------------------------
net/ipv6/addrconf


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.
syzbot can test patches for this issue, for details see:
https://goo.gl/tpsmEJ#testing-patches

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