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

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Message-ID: <0000000000005b022005a22a0050@google.com>
Date:   Tue, 31 Mar 2020 10:36:01 -0700
From:   syzbot <syzbot+a66a7c2e996797bb4acb@...kaller.appspotmail.com>
To:     davem@...emloft.net, festevam@...il.com,
        gregkh@...uxfoundation.org, grundler@...omium.org,
        hayeswang@...ltek.com, johan.hedberg@...il.com,
        kernel@...gutronix.de, linux-arm-kernel@...ts.infradead.org,
        linux-bluetooth@...r.kernel.org, linux-imx@....com,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        marcel@...tmann.org, nishadkamdar@...il.com, peter.chen@....com,
        pmalani@...omium.org, s.hauer@...gutronix.de, shawnguo@...nel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: KASAN: use-after-free Read in skb_release_data (2)

syzbot suspects this bug was fixed by commit:

commit d9958306d4be14f4c7466242b38ed3893a7b1386
Author: Nishad Kamdar <nishadkamdar@...il.com>
Date:   Sun Mar 15 10:55:07 2020 +0000

    USB: chipidea: Use the correct style for SPDX License Identifier

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=16d4940be00000
start commit:   63623fd4 Merge tag 'for-linus' of git://git.kernel.org/pub..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=5d2e033af114153f
dashboard link: https://syzkaller.appspot.com/bug?extid=a66a7c2e996797bb4acb
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13c25a81e00000

If the result looks correct, please mark the bug fixed by replying with:

#syz fix: USB: chipidea: Use the correct style for SPDX License Identifier

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