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

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Message-ID: <6902a777.a70a0220.5b2ed.0015.GAE@google.com>
Date: Wed, 29 Oct 2025 16:47:03 -0700
From: syzbot <syzbot+2e6c1eda2eff0745b028@...kaller.appspotmail.com>
To: almaz.alexandrovich@...agon-software.com, anmuxixixi@...il.com, 
	linux-kernel@...r.kernel.org, ntfs3@...ts.linux.dev, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ntfs3?] WARNING in ntfs_fill_super (2)

syzbot has bisected this issue to:

commit 02f312754c873efe076888a2fdca982e56617929
Author: YangWen <anmuxixixi@...il.com>
Date:   Wed Sep 10 15:17:08 2025 +0000

    ntfs3: fix use-after-free of sbi->options in cmp_fnames

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11825f34580000
start commit:   f7d2388eeec2 Add linux-next specific files for 20251028
git tree:       linux-next
final oops:     https://syzkaller.appspot.com/x/report.txt?x=13825f34580000
console output: https://syzkaller.appspot.com/x/log.txt?x=15825f34580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=ecdce5bceba74f
dashboard link: https://syzkaller.appspot.com/bug?extid=2e6c1eda2eff0745b028
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=116e6704580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=11198fe2580000

Reported-by: syzbot+2e6c1eda2eff0745b028@...kaller.appspotmail.com
Fixes: 02f312754c87 ("ntfs3: fix use-after-free of sbi->options in cmp_fnames")

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