[oe] Kernel build under meta-toolchain SDK fails
Tom Rini
tom_rini at mentor.com
Tue Nov 23 01:25:36 UTC 2010
On 11/22/2010 06:15 PM, Ben Gamari wrote:
> Hey all,
>
> Recently I tried updating our openembedded environment for an embedded
> application built around the BeagleBoard. Unfortunately, the build
> failed while configuring the kernel with an inexplicable bus error. To
> trace down the issue I installed the latest meta-toolchain sdk and tried
> building a kernel. This resulted in an identical failure,
>
> $ make
> HOSTCC scripts/basic/fixdep
> In file included from /usr/local/angstrom/arm/arm-angstrom-linux-gnueabi/usr/include/stdlib.h:903,
> from scripts/basic/fixdep.c:112:
> /usr/local/angstrom/arm/arm-angstrom-linux-gnueabi/usr/include/bits/stdlib.h:65: warning: no previous prototype for ‘ptsname_r’
> /bin/sh: line 1: 4192 Bus error scripts/basic/fixdep scripts/basic/.fixdep.d scripts/basic/fixdep 'gcc -Wp,-MD,scripts/basic/.fixdep.d -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer -o scripts/basic/fixdep scripts/basic/fixdep.c '> scripts/basic/.fixdep.tmp
> make[2]: *** [scripts/basic/fixdep] Error 135
> make[1]: *** [scripts_basic] Error 2
> make: *** No rule to make target `include/config/auto.conf', needed by `include/config/kernel.release'. Stop.
>
> The problem is quite early in the build since even make oldconfig fails
> in this way. I tried tracking down the bug on the LKML[1] but after some
> discussion it seems very likely the problem is a toolchain issue. At
> least part of the problem seems to be in fixdep, which fails very
> strangely in fstat[2]. I've done quite a bit of debugging[2], but it
> seems to be a bit of a heisenbug.
>
> Interestingly enough, I can reproduce the issue both on my personal
> laptop (running Ubuntu 10.10, gcc 4.4.5) and our build server (running
> Ubuntu 10.04, gcc 4.4.3). It would be great if someone could try
> building a kernel from master using openembedded master. Otherwise, any
> ideas would be greatly appreciated.
What's your kernel config or env look like? It looks like you're trying
to use the cross compiler as the host compiler and that won't fly :)
--
Tom Rini
Mentor Graphics Corporation
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