Re: Build failures in -stable queues

[Sasha Levin <Alexander.Levin@microsoft.com>]

On Wed, Aug 22, 2018 at 08:26:58AM -0700, Guenter Roeck wrote:
>On Wed, Aug 22, 2018 at 03:07:49PM +0000, Sasha Levin wrote:
>> On Wed, Aug 22, 2018 at 05:00:39PM +0200, Greg Kroah-Hartman wrote:
>> >On Wed, Aug 22, 2018 at 06:41:50AM -0700, Guenter Roeck wrote:
>> >> v4.4.y, v4.9.y:
>> >>
>> >> Building mips:cavium_octeon_defconfig ... failed
>> >> --------------
>> >> Error log:
>> >>
>> >> /opt/buildbot/slave/stable-queue-4.4/build/drivers/net/ethernet/octeon/octeon_mgmt.c: In function 'octeon_mgmt_change_mtu':
>> >> /opt/buildbot/slave/stable-queue-4.4/build/drivers/net/ethernet/octeon/octeon_mgmt.c:652:6: error: 'size_without_fcs' undeclared
>> >
>> >Fixed this now too, thanks.
>> >
>> >Sasha, how did this pass your build tests?
>> >
>> >greg k-h
>>
>> Hm, it looks like my mips allmodconfig/allyesconfig were failing with:
>>
>> req: Cannot open input file certs/x509.genkey, No such file or directory
>> req: Use -help for summary.
>> /home/sasha/data/linux/certs/Makefile:48: recipe for target 'certs/signing_key.pem' failed
>> make[2]: *** [certs/signing_key.pem] Error 1
>> make[2]: *** Waiting for unfinished jobs....
>>
>> so that build got blacklister. Guenter, do you see such errors in your
>> builds?
>
>I don't build allyesconfig, but allmodconfig passed.
>Maybe the build fails only with a more recent version of gcc ?
>What version of gcc and binutils do you use for your tests ?
>
>Note that you won't see the cavcium build error when building
>allyesconfig/allmodconfig; that is why I am building it separately.

Apparently when building *some* archs with module signing enabled and
using a "O=" external build dir, the build process won't copy over
certs/x509.genkey into the build dir and fail.

This doesn't seem to be a new issue, I'm looking into it...