Re: linux-next: build failure after merge of the akpm-current tree

From: Kees Cook
Date: Mon Jun 19 2017 - 16:28:56 EST


On Fri, Jun 16, 2017 at 10:17 AM, Andrew Morton
<akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
> On Thu, 15 Jun 2017 16:46:33 -0700 Kees Cook <keescook@xxxxxxxxxxxx> wrote:
>
>> On Thu, Jun 15, 2017 at 12:12 PM, Andrew Morton
>> <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
>> > On Wed, 14 Jun 2017 18:56:30 -0700 Kees Cook <keescook@xxxxxxxxxxxx> wrote:
>> >
>> >> >> Caused by commit
>> >> >>
>> >> >> 088a5ecf7581 ("include/linux/string.h: add the option of fortified string.h functions")
>> >> >>
>> >> >> We really need to fix all the known problems it detects *before*
>> >> >> merging this commit ...
>> >> >>
>> >> >> I have reverted it for today.
>> >> >
>> >> > I am still needing to revert this every day ...
>> >>
>> >> I sent a series for -mm (or maintainers) to merge that should catch
>> >> everything. Do you want me to carry it in my kspp tree instead? (My
>> >> original intention was to carry all the fixes and the fortify patch in
>> >> kspp but akpm took it into -mm somewhat unexpectedly, not that I'm
>> >> complaining.)
>> >
>> > This is all getting a bit foggy in my mind. Can we please have a full
>> > resend of everything? Sufficient to hopefully produce a tree which has
>> > no build-time or run-time regressions? Including the buildbot's
>> > recently-reported alpha and xtensa issues?
>>
>> It's been sent a few times (and a few fixes have been collected in
>> other trees already). What I've got in my for-next/kspp tree right now
>> is all the fixes that haven't already been picked up by other tree
>> maintainers, and I added the fortify patch itself to the end of the
>> tree too now since sfr asked for that a few hours ago.
>
> I think it's best to try to keep everything in a single tree, with
> maintainer acks where possible.
>
> I do this stuff all the time - please just send everything at me when
> we think we have all the fixes and I'll sort it out.

I'll send you the series now and remove it from my kspp tree.

-Kees

--
Kees Cook
Pixel Security