Re: KASAN: use-after-free Read in skb_release_data (2)

From: Greg KH
Date: Tue Mar 31 2020 - 13:41:20 EST


On Tue, Mar 31, 2020 at 10:36:01AM -0700, syzbot wrote:
> syzbot suspects this bug was fixed by commit:
>
> commit d9958306d4be14f4c7466242b38ed3893a7b1386
> Author: Nishad Kamdar <nishadkamdar@xxxxxxxxx>
> 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

I really doubt a comment change fixed a syzbot bug :)