RFE: use patchwork to submit a patch

Dmitry Vyukov dvyukov at google.com
Sat Nov 9 01:11:29 AEDT 2019

On Fri, Nov 8, 2019 at 3:02 PM Theodore Y. Ts'o <tytso at mit.edu> wrote:
> On Fri, Nov 08, 2019 at 10:44:25AM +0100, Dmitry Vyukov wrote:
> > syzbot asks to provide fixing commit in a particular format (and on 1
> > line, otherwise not possible to parse back).
> >
> > It sent this yesterday:
> > https://groups.google.com/forum/message/raw?msg=syzkaller-bugs/IZZUu-BobtI/xAkxm6H4EQAJ
> This is Shuah's reply, not the syzbot original message.  Looks like
> you cut and pasted the same URL twice?
> The correct URL is:
> https://groups.google.com/forum/message/raw?msg=syzkaller-bugs/IZZUu-BobtI/wQdqUSHuEQAJ
> .. and it looks like what Syzbot sent was already line-wrapped:
> >If the result looks correct, please mark the bug fixed by replying with:
> >
> >#syz fix: usb: usbip: Fix BUG: KASAN: slab-out-of-bounds in
> >vhci_hub_control()
> So I don't think you can blame this on how Shuah replied, or how
> Mozilla handled things.  It looks like either Syzbot or more likely,
> GMail on its outgoing path "added value" by line-wrapping the message,
> probably because of the following MIME setting:
> > Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes
> Flowing text lines and deleting spaces is always, ALWAYS, a bad idea
> when sending plain text.  In this case, it wasn't just a patch that
> got corrupted, but the instructions from Syzbot, which it appears
> Shuah followed faithfully.  :-)

Looks correct to me. See the DelSp=yes part here:
But I agree this is insanity. But that's exactly the point.

> IBM handled this problem by standing up an open source e-mail system
> because Lotus Notes couldn't be fixed.  If we can't fix GMail, then
> David Miller may be right, and e-mail may be doomed.  (I don't like
> that answer myself, since so far all of the alternatives seem to be
> categorically worse for our use case, but...)
>                                                 - Ted

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