Re: [syzbot] KASAN: use-after-free Read in hdr_find_e

syzbot
2022-09-29T03:19:24Z

syzbot has bisected this issue to:

commit 6e5be40d32fb1907285277c02e74493ed43d77fe
Author: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Date: Fri Aug 13 14:21:30 2021 +0000

fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=162d662f080000
start commit: 3800a713b607 Merge tag 'mm-hotfixes-stable-2022-09-26' of ..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=152d662f080000
console output: https://syzkaller.appspot.com/x/log.txt?x=112d662f080000
kernel config: https://syzkaller.appspot.com/x/.config?x=ba0d23aa7e1ffaf5
dashboard link: https://syzkaller.appspot.com/bug?extid=c986d2a447ac6fb27b02
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17ffc374880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=102db9ff080000

Reported-by: syzbot+c986d2a447ac6fb27b02@syzkaller.appspotmail.com
Fixes: 6e5be40d32fb ("fs/ntfs3: Add NTFS3 in fs/Kconfig and fs/Makefile")

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