linux-kernel - Re: INFO: rcu detected stall in tipc

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Date:   Sun, 20 Dec 2020 01:37:03 -0800
From:   syzbot <syzbot+3654c027d861c6df4b06@...kaller.appspotmail.com>
To:     Markus.Elfring@....de, bp@...en8.de, coreteam@...filter.org,
        davem@...emloft.net, fw@...len.de, fweisbec@...il.com,
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Subject: Re: INFO: rcu detected stall in tipc_release

syzbot suspects this issue was fixed by commit:

commit cc00bcaa589914096edef7fb87ca5cee4a166b5c
Author: Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>
Date:   Wed Nov 25 18:27:22 2020 +0000

    netfilter: x_tables: Switch synchronization to RCU

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1445cb37500000
start commit:   7cc2a8ea Merge tag 'block-5.8-2020-07-01' of git://git.ker..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=7be693511b29b338
dashboard link: https://syzkaller.appspot.com/bug?extid=3654c027d861c6df4b06
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12948233100000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11344c05100000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: netfilter: x_tables: Switch synchronization to RCU

For information about bisection process see: https://goo.gl/tpsmEJ#bisection