linux-kernel - Re: [syzbot] [ntfs3?] WARNING in attr_data_get

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Message-ID: <000000000000ff9bd1060abececf@google.com>
Date:   Wed, 22 Nov 2023 06:48:13 -0800
From:   syzbot <syzbot+a9850b21d99643eadbb8@...kaller.appspotmail.com>
To:     almaz.alexandrovich@...agon-software.com,
        clang-built-linux@...glegroups.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, nathan@...nel.org,
        ndesaulniers@...gle.com, ntfs3@...ts.linux.dev,
        syzkaller-bugs@...glegroups.com, tintinm2017@...il.com
Subject: Re: [syzbot] [ntfs3?] WARNING in attr_data_get_block (3)

syzbot suspects this issue was fixed by commit:

commit 4ad5c924df6cd6d85708fa23f9d9a2b78a2e428e
Author: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
Date:   Fri Sep 22 10:07:59 2023 +0000

    fs/ntfs3: Allow repeated call to ntfs3_put_sbi

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17484614e80000
start commit:   e402b08634b3 Merge tag 'soc-fixes-6.6' of git://git.kernel..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=12da82ece7bf46f9
dashboard link: https://syzkaller.appspot.com/bug?extid=a9850b21d99643eadbb8
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12b684e6680000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=10ede4d6680000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: fs/ntfs3: Allow repeated call to ntfs3_put_sbi

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