netdev - Re: INFO: task can't die in p9_fd

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20200826104919.GE4965@sirena.org.uk>
Date:   Wed, 26 Aug 2020 11:49:19 +0100
From:   Mark Brown <broonie@...nel.org>
To:     syzbot <syzbot+fbe34b643e462f65e542@...kaller.appspotmail.com>
Cc:     alsa-devel@...a-project.org, asmadeus@...ewreck.org,
        daniel.baluta@....com, davem@...emloft.net, ericvh@...il.com,
        kuba@...nel.org, lgirdwood@...il.com, linux-kernel@...r.kernel.org,
        lucho@...kov.net, netdev@...r.kernel.org, perex@...ex.cz,
        rminnich@...dia.gov, syzkaller-bugs@...glegroups.com,
        tiwai@...e.com, v9fs-developer@...ts.sourceforge.net
Subject: Re: INFO: task can't die in p9_fd_close

On Wed, Aug 26, 2020 at 03:38:15AM -0700, syzbot wrote:

> console output: https://syzkaller.appspot.com/x/log.txt?x=10615b36900000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=a61d44f28687f508
> dashboard link: https://syzkaller.appspot.com/bug?extid=fbe34b643e462f65e542
> compiler:       gcc (GCC) 10.1.0-syz 20200507
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=15920a05900000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13a78539900000
> 
> The issue was bisected to:
> 
> commit af3acca3e35c01920fe476f730dca7345d0a48df
> Author: Daniel Baluta <daniel.baluta@....com>
> Date:   Tue Feb 20 12:53:10 2018 +0000
> 
>     ASoC: ak5558: Fix style for SPDX identifier

This bisection is clearly not accurate, I'm guessing the bug is
intermittent and it was just luck that landed it on this commit.

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)