Re: [syzbot] [net?] [ntfs3?] KMSAN: uninit-value in bcmp

From: syzbot
Date: Sat Feb 18 2023 - 17:16:30 EST


syzbot suspects this issue was fixed by commit:

commit 4f1dc7d9756e66f3f876839ea174df2e656b7f79
Author: Edward Lo <edward.lo@xxxxxxxxxxxxx>
Date: Fri Sep 9 01:04:00 2022 +0000

fs/ntfs3: Validate attribute name offset

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=149cdbcf480000
start commit: b7b275e60bcd Linux 6.1-rc7
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=2325e409a9a893e1
dashboard link: https://syzkaller.appspot.com/bug?extid=d8b02c920ae8f3e0be75
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=164c4a4b880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=152bfbc9880000

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

#syz fix: fs/ntfs3: Validate attribute name offset

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