Re: [syzbot] [ntfs3?] KASAN: use-after-free Read in ntfs_lookup_inode_by_name

From: syzbot
Date: Mon Feb 26 2024 - 20:09:13 EST


syzbot suspects this issue was fixed by commit:

commit 6f861765464f43a71462d52026fbddfc858239a5
Author: Jan Kara <jack@xxxxxxx>
Date: Wed Nov 1 17:43:10 2023 +0000

fs: Block writes to mounted block devices

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16ae7a30180000
start commit: cc3c44c9fda2 Merge tag 'drm-fixes-2023-05-12' of git://ano..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=38526bf24c8d961b
dashboard link: https://syzkaller.appspot.com/bug?extid=3625b78845a725e80f61
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16eae776280000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11d273ea280000

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

#syz fix: fs: Block writes to mounted block devices

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