linux-kernel - Re: KASAN: use-after-free Read in p54u_load_firmware

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Message-ID: <00000000000076047305892db3f2@google.com>
Date:   Sat, 18 May 2019 11:31:00 -0700
From:   syzbot <syzbot+200d4bb11b23d929335f@...kaller.appspotmail.com>
To:     andreyknvl@...gle.com, chunkeey@...il.com, chunkeey@...glemail.com,
        davem@...emloft.net, kvalo@...eaurora.org,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        oneukum@...e.com, stern@...land.harvard.edu,
        syzkaller-bugs@...glegroups.com
Subject: Re: KASAN: use-after-free Read in p54u_load_firmware_cb

Hello,

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

Reported-and-tested-by:  
syzbot+200d4bb11b23d929335f@...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=17e42018a00000

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