Re: KASAN: use-after-free Read in atusb_disconnect

From: syzbot
Date: Thu Sep 19 2019 - 08:32:05 EST


Hello,

syzbot has tested the proposed patch and the reproducer did not trigger crash:

Reported-and-tested-by: syzbot+f4509a9138a1472e7e80@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: f0df5c1b usb-fuzzer: main usb gadget fuzzer driver
git tree: https://github.com/google/kasan.git
kernel config: https://syzkaller.appspot.com/x/.config?x=5c6633fa4ed00be5
dashboard link: https://syzkaller.appspot.com/bug?extid=f4509a9138a1472e7e80
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
patch: https://syzkaller.appspot.com/x/patch.diff?x=10f3ebb5600000

Note: testing is done by a robot and is best-effort only.