linux-kernel - Re: [syzbot] KASAN: use-after-free Read in tipc

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Message-ID: <0000000000005d9aa505c7d23d2a@google.com>
Date:   Fri, 23 Jul 2021 15:51:10 -0700
From:   syzbot <syzbot+e6741b97d5552f97c24d@...kaller.appspotmail.com>
To:     davem@...emloft.net, devicetree@...r.kernel.org,
        frowand.list@...il.com, gregkh@...uxfoundation.org,
        jmaloy@...hat.com, kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, paskripkin@...il.com, rafael@...nel.org,
        robh@...nel.org, syzkaller-bugs@...glegroups.com,
        tipc-discussion@...ts.sourceforge.net, ying.xue@...driver.com
Subject: Re: [syzbot] KASAN: use-after-free Read in tipc_recvmsg

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

failed to apply patch:
checking file net/tipc/socket.c
Hunk #1 succeeded at 1885 (offset -1 lines).
Hunk #2 FAILED at 1974.
1 out of 2 hunks FAILED

Tested on:

commit:         704f4cba Merge tag 'ceph-for-5.14-rc3' of git://github..
git tree:       upstream
dashboard link: https://syzkaller.appspot.com/bug?extid=e6741b97d5552f97c24d
compiler:       
patch:          https://syzkaller.appspot.com/x/patch.diff?x=11e7d8b2300000