Re: [syzbot] [ntfs3?] KASAN: out-of-bounds Read in ntfs_set_ea

From: syzbot
Date: Tue Jan 31 2023 - 11:18:12 EST


syzbot suspects this issue was fixed by commit:

commit 0e8235d28f3a0e9eda9f02ff67ee566d5f42b66b
Author: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
Date: Mon Oct 10 10:15:33 2022 +0000

fs/ntfs3: Check fields while reading

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11d9c385480000
start commit: 02bf43c7b7f7 Merge tag 'fs.xattr.simple.rework.rbtree.rwlo..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=8c59170b68d26a55
dashboard link: https://syzkaller.appspot.com/bug?extid=8778f030156c6cd16d72
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=136b8f57880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=175ca3a3880000

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

#syz fix: fs/ntfs3: Check fields while reading

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