From: "Theodore Y. Ts'o" <tytso@mit.edu>
To: syzbot <syzbot+1e407c24e65e1fca3ecf@syzkaller.appspotmail.com>
Cc: adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org,
linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Re: KASAN: use-after-free Write in ext4_mark_inode_dirty
Date: Fri, 29 Nov 2019 07:55:19 -0500 [thread overview]
Message-ID: <20191129125519.GA16443@mit.edu> (raw)
In-Reply-To: <000000000000fd1f29059877e56a@google.com>
On Fri, Nov 29, 2019 at 12:20:10AM -0800, syzbot wrote:
> Hello,
>
> syzbot found the following crash on:
>
> HEAD commit: a2d79c71 Merge tag 'for-5.3/io_uring-20190711' of git://gi..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=1632a03fa00000
> kernel config: https://syzkaller.appspot.com/x/.config?x=bf58f4f254e2639
> dashboard link: https://syzkaller.appspot.com/bug?extid=1e407c24e65e1fca3ecf
> compiler: clang version 9.0.0 (/home/glider/llvm/clang
> 80fee25776c2fb61e74c1ecb1a523375c2500b69)
#syz dup: KASAN: use-after-free Write in __ext4_expand_extra_isize (2)
- Ted
prev parent reply other threads:[~2019-11-29 12:55 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-29 8:20 KASAN: use-after-free Write in ext4_mark_inode_dirty syzbot
2019-11-29 12:55 ` Theodore Y. Ts'o [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20191129125519.GA16443@mit.edu \
--to=tytso@mit.edu \
--cc=adilger.kernel@dilger.ca \
--cc=linux-ext4@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=syzbot+1e407c24e65e1fca3ecf@syzkaller.appspotmail.com \
--cc=syzkaller-bugs@googlegroups.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.