linux-kernel - Re: KASAN: slab-out-of-bounds Write in usb_get_bos

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Message-ID: <00000000000061c7cd0588c6933c@google.com>
Date:   Mon, 13 May 2019 08:29:01 -0700
From:   syzbot <syzbot+71f1e64501a309fcc012@...kaller.appspotmail.com>
To:     andreyknvl@...gle.com, gregkh@...uxfoundation.org,
        gustavo@...eddedor.com, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org, stern@...land.harvard.edu,
        suwan.kim027@...il.com, syzkaller-bugs@...glegroups.com
Subject: Re: KASAN: slab-out-of-bounds Write in usb_get_bos_descriptor

Hello,

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

Reported-and-tested-by:  
syzbot+71f1e64501a309fcc012@...kaller.appspotmail.com

Tested on:

commit:         43151d6c usb-fuzzer: main usb gadget fuzzer driver
git tree:       https://github.com/google/kasan.git usb-fuzzer
kernel config:  https://syzkaller.appspot.com/x/.config?x=4183eeef650d1234
compiler:       gcc (GCC) 9.0.0 20181231 (experimental)
patch:          https://syzkaller.appspot.com/x/patch.diff?x=15912100a00000

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