linux-kernel - Re: WARNING: refcount bug in sctp

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Message-ID: <000000000000d3ee8f05a14a17f4@google.com>
Date:   Fri, 20 Mar 2020 07:28:02 -0700
From:   syzbot <syzbot+cea71eec5d6de256d54d@...kaller.appspotmail.com>
To:     anenbupt@...il.com, davem@...emloft.net, kuba@...nel.org,
        linux-kernel@...r.kernel.org, linux-sctp@...r.kernel.org,
        marcelo.leitner@...il.com, netdev@...r.kernel.org,
        nhorman@...driver.com, syzkaller-bugs@...glegroups.com,
        vyasevich@...il.com
Subject: Re: WARNING: refcount bug in sctp_wfree

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger crash:

Reported-and-tested-by: syzbot+cea71eec5d6de256d54d@...kaller.appspotmail.com

Tested on:

commit:         a8a7ac16 sctp: fix refcount bug in sctp_wfree
git tree:       https://github.com/hqj/hqjagain_test.git sctp_wfree_refcount_bug
kernel config:  https://syzkaller.appspot.com/x/.config?x=a5295e161cd85b82
dashboard link: https://syzkaller.appspot.com/bug?extid=cea71eec5d6de256d54d
compiler:       clang version 10.0.0 (https://github.com/llvm/llvm-project/ c2443155a0fb245c8f17f2c1c72b6ea391e86e81)

Note: testing is done by a robot and is best-effort only.