From: Andrew Price <anprice@redhat.com>
To: agruenba@redhat.com, gfs2@lists.linux.dev
Cc: syzbot <syzbot+4708579bb230a0582a57@syzkaller.appspotmail.com>,
linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [gfs2?] UBSAN: shift-out-of-bounds in gfs2_dir_read (2)
Date: Tue, 15 Jul 2025 14:00:38 +0100 [thread overview]
Message-ID: <ea729bcb-4aac-48c2-9f9f-4eb8b59d1aec@redhat.com> (raw)
In-Reply-To: <68764d4f.a70a0220.693ce.000a.GAE@google.com>
On 15/07/2025 13:45, syzbot wrote:
> Hello,
>
> syzbot has tested the proposed patch but the reproducer is still triggering an issue:
> WARNING in move_to_new_folio
Known issue, fixed in for-next...
> console output: https://syzkaller.appspot.com/x/log.txt?x=11eb8382580000
Looks like it's hitting the new validation instead of the UB anyway.
Andy
next prev parent reply other threads:[~2025-07-15 13:00 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-14 17:53 syzbot
2025-07-14 18:31 ` syzbot
2025-07-15 12:24 ` Andrew Price
2025-07-15 12:45 ` syzbot
2025-07-15 13:00 ` Andrew Price [this message]
2025-07-16 15:42 ` Andrew Price
2025-07-16 16:03 ` syzbot
2025-07-15 14:15 ` Forwarded: syzbot
2025-07-15 14:29 ` Forwarded: syzbot
2025-07-16 6:28 ` Forwarded: syzbot
[not found] <CAMp3bLVK6iyX3ZrM7=VUp5RcHcDaTNMRxfYd-Jr2Qr+vzRw7bA@mail.gmail.com>
2025-07-15 14:24 ` [syzbot] [gfs2?] UBSAN: shift-out-of-bounds in gfs2_dir_read (2) syzbot
[not found] <CAMp3bLUBvH+e1Zg+GhB7g+wDTfTi34F=fpPBXi=zQkE5sLBxsA@mail.gmail.com>
2025-07-15 14:44 ` syzbot
[not found] <CAMp3bLXm0gv=SWKwU_U6uBkxu12NawKyPPdrHVCYQDf-vyofdA@mail.gmail.com>
2025-07-16 6:44 ` syzbot
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