linux-usb.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: syzbot <syzbot+0b0095300dfeb8a83dc8@syzkaller.appspotmail.com>
Cc: andreyknvl@google.com, linux-kernel@vger.kernel.org,
	linux-media@vger.kernel.org, linux-usb@vger.kernel.org,
	mchehab@kernel.org, nogikh@google.com,
	sakari.ailus@linux.intel.com, syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] KASAN: use-after-free Read in __media_entity_remove_links
Date: Tue, 21 Nov 2023 23:45:41 +0200	[thread overview]
Message-ID: <20231121214541.GB3909@pendragon.ideasonboard.com> (raw)
In-Reply-To: <0000000000002a1fec060ab0120c@google.com>

On Tue, Nov 21, 2023 at 01:13:15PM -0800, syzbot wrote:
> This bug is marked as fixed by commit:
> media: uvcvideo: Avoid cyclic entity chains due to malformed USB descriptors
> 
> But I can't find it in the tested trees[1] for more than 90 days.
> Is it a correct commit? Please update it by replying:
> 
> #syz fix: exact-commit-title

What logic does syzbot use to try and find the commit upstream ? There's
a commit with the exact same subject, what was missing to find it
automatically ?

> Until then the bug is still considered open and new crashes with
> the same signature are ignored.
> 
> Kernel: Linux
> Dashboard link: https://syzkaller.appspot.com/bug?extid=0b0095300dfeb8a83dc8
> 
> ---
> [1] I expect the commit to be present in:
> 
> 1. for-kernelci branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git
> 
> 2. master branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
> 
> 3. master branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git
> 
> 4. main branch of
> git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git
> 
> The full list of 9 trees can be found at
> https://syzkaller.appspot.com/upstream/repos

-- 
Regards,

Laurent Pinchart

  reply	other threads:[~2023-11-21 21:45 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-16 13:15 KASAN: use-after-free Read in __media_entity_remove_links syzbot
2023-07-11 13:00 ` [syzbot] " syzbot
2023-07-12 21:11   ` Laurent Pinchart
2023-07-20 11:54     ` Aleksandr Nogikh
2023-10-10 21:11 ` syzbot
2023-10-24 21:11 ` syzbot
2023-11-07 21:12 ` syzbot
2023-11-21 21:13 ` syzbot
2023-11-21 21:45   ` Laurent Pinchart [this message]
2023-11-22 11:39     ` Aleksandr Nogikh
2023-12-06 11:40 ` syzbot
2023-12-20 11:41 ` syzbot

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=20231121214541.GB3909@pendragon.ideasonboard.com \
    --to=laurent.pinchart@ideasonboard.com \
    --cc=andreyknvl@google.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-media@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=mchehab@kernel.org \
    --cc=nogikh@google.com \
    --cc=sakari.ailus@linux.intel.com \
    --cc=syzbot+0b0095300dfeb8a83dc8@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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).