linux-kernel - Re: [syzbot] [ntfs3?] KASAN: use-after-free Read in bcmp

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Date:   Thu, 13 Jul 2023 21:24:16 +0300
From:   Pavel Skripkin <paskripkin@...il.com>
To:     syzbot <syzbot+53ce40c8c0322c06aea5@...kaller.appspotmail.com>,
        almaz.alexandrovich@...agon-software.com,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev, nathan@...nel.org, ndesaulniers@...gle.com,
        ntfs3@...ts.linux.dev, syzkaller-bugs@...glegroups.com,
        trix@...hat.com
Subject: Re: [syzbot] [ntfs3?] KASAN: use-after-free Read in bcmp

Hi Syzbot,

Syzbot <syzbot+53ce40c8c0322c06aea5@...kaller.appspotmail.com> says:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    8689f4f2ea56 Merge tag 'mmc-v6.5-2' of git://git.kernel.or..
> git tree:       upstream
> console+strace: https://syzkaller.appspot.com/x/log.txt?x=1658af44a80000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=15873d91ff37a949
> dashboard link: https://syzkaller.appspot.com/bug?extid=53ce40c8c0322c06aea5
> compiler:       Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12f82688a80000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12d54a78a80000
> 

#syz test 
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master





With regards,
Pavel Skripkin
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