From: Andrew Morton <akpm@linux-foundation.org>
To: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: syzbot <syzbot+ef0d7bc412553291aa86@syzkaller.appspotmail.com>,
linkinjeon@kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, sj1557.seo@samsung.com,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [exfat?] KMSAN: uninit-value in vfat_rename2
Date: Fri, 4 Oct 2024 15:53:32 -0700 [thread overview]
Message-ID: <20241004155332.b2a7603be540c692e56dc71c@linux-foundation.org> (raw)
In-Reply-To: <87r08wjsnh.fsf@mail.parknet.co.jp>
On Fri, 04 Oct 2024 15:20:34 +0900 OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> wrote:
> syzbot <syzbot+ef0d7bc412553291aa86@syzkaller.appspotmail.com> writes:
>
> > Hello,
> >
> > syzbot found the following issue on:
> >
> > HEAD commit: e7ed34365879 Merge tag 'mailbox-v6.12' of git://git.kernel..
> > git tree: upstream
> > console+strace: https://syzkaller.appspot.com/x/log.txt?x=11b54ea9980000
> > kernel config: https://syzkaller.appspot.com/x/.config?x=92da5062b0d65389
> > dashboard link: https://syzkaller.appspot.com/bug?extid=ef0d7bc412553291aa86
> > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
> > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14b7ed07980000
> > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=101dfd9f980000
> >
> > Downloadable assets:
> > disk image: https://storage.googleapis.com/syzbot-assets/66cc3d8c5c10/disk-e7ed3436.raw.xz
> > vmlinux: https://storage.googleapis.com/syzbot-assets/c7769a88b445/vmlinux-e7ed3436.xz
> > kernel image: https://storage.googleapis.com/syzbot-assets/c1fe4c6ee436/bzImage-e7ed3436.xz
> > mounted in repro #1: https://storage.googleapis.com/syzbot-assets/2ab98c65fd49/mount_0.gz
> > mounted in repro #2: https://storage.googleapis.com/syzbot-assets/7ffc0eb73060/mount_5.gz
> >
> > IMPORTANT: if you fix the issue, please add the following tag to the commit:
> > Reported-by: syzbot+ef0d7bc412553291aa86@syzkaller.appspotmail.com
>
> The patch fixes this bug. Please apply.
> Thanks.
>
>
> From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
> Subject: [PATCH] fat: Fix uninitialized variable
> Date: Fri, 04 Oct 2024 15:03:49 +0900
>
> Reported-by: syzbot+ef0d7bc412553291aa86@syzkaller.appspotmail.com
> Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Could we please have some description? Seems that an IO error triggers this?
next prev parent reply other threads:[~2024-10-04 22:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-03 23:45 [syzbot] [exfat?] KMSAN: uninit-value in vfat_rename2 syzbot
2024-10-04 6:20 ` OGAWA Hirofumi
2024-10-04 22:53 ` Andrew Morton [this message]
2024-10-05 5:50 ` OGAWA Hirofumi
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