linux-kernel - Re: [syzbot] [ntfs3?] BUG: unable to handle kernel NULL pointer dereference in hdr_find

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Message-ID: <0000000000006ca4a20602839deb@google.com>
Date:   Wed, 09 Aug 2023 13:49:25 -0700
From:   syzbot <syzbot+60cf892fc31d1f4358fc@...kaller.appspotmail.com>
To:     almaz.alexandrovich@...agon-software.com, astrajoan@...oo.com,
        ivan.orlov0322@...il.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, ntfs3@...ts.linux.dev,
        skhan@...uxfoundation.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ntfs3?] BUG: unable to handle kernel NULL pointer
 dereference in hdr_find_e (2)

Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+60cf892fc31d1f4358fc@...kaller.appspotmail.com

Tested on:

commit:         cacc6e22 tpm: Add a helper for checking hwrng enabled
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=1107f5a5a80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=171b698bc2e613cf
dashboard link: https://syzkaller.appspot.com/bug?extid=60cf892fc31d1f4358fc
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=11e4f5fda80000

Note: testing is done by a robot and is best-effort only.