Re: KASAN: slab-out-of-bounds Read in ntfs_attr_find

From: syzbot
Date: Thu Nov 28 2019 - 01:52:46 EST


syzbot has bisected this bug to:

commit 9dd068a4b85a68733213c874d08ef768bbec8d01
Author: Matthias Brugger <matthias.bgg@xxxxxxxxx>
Date: Fri Jul 31 15:03:13 2015 +0000

soc: mediatek: Fix SCPSYS compilation

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10880f02e00000
start commit: 0adb3285 Linux 4.16
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=12880f02e00000
console output: https://syzkaller.appspot.com/x/log.txt?x=14880f02e00000
kernel config: https://syzkaller.appspot.com/x/.config?x=df0c336cc3b55d45
dashboard link: https://syzkaller.appspot.com/bug?extid=aed06913f36eff9b544e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1430ded3800000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1533214b800000

Reported-by: syzbot+aed06913f36eff9b544e@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 9dd068a4b85a ("soc: mediatek: Fix SCPSYS compilation")

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