Re: KASAN: use-after-free Read in usbhid_close (3)

From: syzbot
Date: Wed Apr 22 2020 - 11:21:06 EST


Hello,

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

Reported-and-tested-by: syzbot+7bf5a7b0f0a1f9446f4c@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 0fa84af8 Merge tag 'usb-serial-5.7-rc1' of https://git.ker..
git tree: https://github.com/google/kasan.git
kernel config: https://syzkaller.appspot.com/x/.config?x=6b9c154b0c23aecf
dashboard link: https://syzkaller.appspot.com/bug?extid=7bf5a7b0f0a1f9446f4c
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
patch: https://syzkaller.appspot.com/x/patch.diff?x=14f40acfe00000

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