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Date:   Fri, 14 Aug 2020 06:17:07 -0700
From:   syzbot <syzbot+2b713236b28823cd4dff@...kaller.appspotmail.com>
To:     davem@...emloft.net, edumazet@...gle.com, jmaloy@...hat.com,
        kuba@...nel.org, kuznet@....inr.ac.ru,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        syzkaller-bugs@...glegroups.com,
        tipc-discussion@...ts.sourceforge.net, ying.xue@...driver.com,
        yoshfuji@...ux-ipv6.org
Subject: Re: WARNING: locking bug in try_to_grab_pending

syzbot suspects this issue was fixed by commit:

commit 1378817486d6860f6a927f573491afe65287abf1
Author: Eric Dumazet <edumazet@...gle.com>
Date:   Thu May 21 18:29:58 2020 +0000

    tipc: block BH before using dst_cache

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=175599f6900000
start commit:   6663cf82 flow_offload: Fix flow action infrastructure
git tree:       net-next
kernel config:  https://syzkaller.appspot.com/x/.config?x=8572a6e4661225f4
dashboard link: https://syzkaller.appspot.com/bug?extid=2b713236b28823cd4dff
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13e932a8c00000

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

#syz fix: tipc: block BH before using dst_cache

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

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