public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: syzbot <syzbot+c3a3a153f0190dca5be9@syzkaller.appspotmail.com>
To: clm@fb.com, dsterba@suse.com, fdmanana@suse.com,
	josef@toxicpanda.com,  linux-btrfs@vger.kernel.org,
	linux-kernel@vger.kernel.org,  syzkaller-bugs@googlegroups.com,
	wqu@suse.com
Subject: Re: [syzbot] [btrfs?] KASAN: slab-use-after-free Read in add_delayed_ref
Date: Mon, 14 Oct 2024 10:34:03 -0700	[thread overview]
Message-ID: <670d560b.050a0220.4cbc0.004e.GAE@google.com> (raw)
In-Reply-To: <670d3f2c.050a0220.3e960.0066.GAE@google.com>

syzbot has bisected this issue to:

commit a3aad8f4f5d9d9a977ee5be32b07bcc083cc8d28
Author: Filipe Manana <fdmanana@suse.com>
Date:   Tue Sep 24 16:12:32 2024 +0000

    btrfs: qgroups: remove bytenr field from struct btrfs_qgroup_extent_record

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14596887980000
start commit:   d61a00525464 Add linux-next specific files for 20241011
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=16596887980000
console output: https://syzkaller.appspot.com/x/log.txt?x=12596887980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=8554528c7f4bf3fb
dashboard link: https://syzkaller.appspot.com/bug?extid=c3a3a153f0190dca5be9
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1266c727980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=17ce9440580000

Reported-by: syzbot+c3a3a153f0190dca5be9@syzkaller.appspotmail.com
Fixes: a3aad8f4f5d9 ("btrfs: qgroups: remove bytenr field from struct btrfs_qgroup_extent_record")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

  reply	other threads:[~2024-10-14 17:34 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-14 15:56 [syzbot] [btrfs?] KASAN: slab-use-after-free Read in add_delayed_ref syzbot
2024-10-14 17:34 ` syzbot [this message]
2024-10-15  9:55 ` Edward Adam Davis
2024-10-15 10:15   ` [syzbot] " syzbot
2024-10-15 10:49 ` Edward Adam Davis
2024-10-15 11:14   ` [syzbot] " syzbot
2024-10-15 12:26 ` [PATCH next] btrfs: Accessing head_ref within delayed_refs lock Edward Adam Davis
2024-10-15 12:49   ` Filipe Manana
2024-10-15 16:38     ` David Sterba

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=670d560b.050a0220.4cbc0.004e.GAE@google.com \
    --to=syzbot+c3a3a153f0190dca5be9@syzkaller.appspotmail.com \
    --cc=clm@fb.com \
    --cc=dsterba@suse.com \
    --cc=fdmanana@suse.com \
    --cc=josef@toxicpanda.com \
    --cc=linux-btrfs@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=syzkaller-bugs@googlegroups.com \
    --cc=wqu@suse.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