linux-kernel - Re: Build/qemu test results for v4.18-rc2

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Date:   Mon, 25 Jun 2018 09:31:47 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Will Deacon <will.deacon@....com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Matteo Croce <mcroce@...hat.com>,
        Stefano Brivio <sbrivio@...hat.com>,
        "David S. Miller" <davem@...emloft.net>
Subject: Re: Build/qemu test results for v4.18-rc2

On Mon, Jun 25, 2018 at 03:17:47PM +0800, Linus Torvalds wrote:
> On Mon, Jun 25, 2018 at 12:25 AM Guenter Roeck <linux@...ck-us.net> wrote:
> >
> > Build results:
> >         total: 134 pass: 113 fail: 21
> > Failed builds:
> >         i386:allyesconfig
> >         i386:allmodconfig
> 
> These seem to be due to the trial code to embed user modules in the
> netfilter modules to use bpf  to do netfilter (aka bpfilter). Right
> now that doesn't cross-compile right.
> 

Yes, looks like they tried again with c24fb5e68ebf ("bpfilter: fix user
mode helper cross compilation"), but it still doesn't work.

Build reference: v4.18-rc2-37-g6f0d349
gcc version: x86_64-linux-gcc.br_real (Buildroot 2017.02) 6.3.0

Building i386:defconfig ... passed
Building i386:allyesconfig ... failed

x86_64-linux-ld: i386:x86-64 architecture of input file
	`net/bpfilter/bpfilter_umh.o' is incompatible with i386 output

Guenter