linux-kernel - Re: linux-next: build failure after merge of the tip tree

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Message-ID: <6227FBC4-AF53-4992-9E29-C0D1DCAFA136@zytor.com>
Date: Sun, 23 Mar 2025 23:29:20 -0700
From: "H. Peter Anvin" <hpa@...or.com>
To: Stephen Rothwell <sfr@...b.auug.org.au>,
        Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>
CC: Ingo Molnar <mingo@...nel.org>, Tor Vic <torvic9@...lbox.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the tip tree

On March 23, 2025 11:27:23 PM PDT, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>Hi all,
>
>After merging the tip tree, today's linux-next build (x86_64 allmodconfig)
>failed like this:
>
>cc1: error: bad value 'native' for '-march=' switch
>cc1: note: valid arguments to '-march=' switch are: nocona core2 nehalem corei7 westmere sandybridge corei7-avx ivybridge core-avx-i haswell core-avx2 broadwell skylake skylake-avx512 cannonlake icelake-client rocketlake icelake-server cascadelake tigerlake cooperlake sapphirerapids emeraldrapids alderlake raptorlake meteorlake graniterapids graniterapids-d arrowlake arrowlake-s lunarlake pantherlake bonnell atom silvermont slm goldmont goldmont-plus tremont gracemont sierraforest grandridge clearwaterforest knl knm x86-64 x86-64-v2 x86-64-v3 x86-64-v4 eden-x2 nano nano-1000 nano-2000 nano-3000 nano-x2 eden-x4 nano-x4 lujiazui yongfeng k8 k8-sse3 opteron opteron-sse3 athlon64 athlon64-sse3 athlon-fx amdfam10 barcelona bdver1 bdver2 bdver3 bdver4 znver1 znver2 znver3 znver4 znver5 btver1 btver2
>make[3]: *** [scripts/Makefile.build:203: scripts/mod/empty.o] Error 1
>cc1: error: bad value 'native' for '-march=' switch
>cc1: note: valid arguments to '-march=' switch are: nocona core2 nehalem corei7 westmere sandybridge corei7-avx ivybridge core-avx-i haswell core-avx2 broadwell skylake skylake-avx512 cannonlake icelake-client rocketlake icelake-server cascadelake tigerlake cooperlake sapphirerapids emeraldrapids alderlake raptorlake meteorlake graniterapids graniterapids-d arrowlake arrowlake-s lunarlake pantherlake bonnell atom silvermont slm goldmont goldmont-plus tremont gracemont sierraforest grandridge clearwaterforest knl knm x86-64 x86-64-v2 x86-64-v3 x86-64-v4 eden-x2 nano nano-1000 nano-2000 nano-3000 nano-x2 eden-x4 nano-x4 lujiazui yongfeng k8 k8-sse3 opteron opteron-sse3 athlon64 athlon64-sse3 athlon-fx amdfam10 barcelona bdver1 bdver2 bdver3 bdver4 znver1 znver2 znver3 znver4 znver5 btver1 btver2
>make[3]: *** [scripts/Makefile.build:98: scripts/mod/devicetable-offsets.s] Error 1
>make[2]: *** [Makefile:1276: prepare0] Error 2
>
>Caused by commit
>
>  0480bc7e65dc ("x86/kbuild/64: Add the CONFIG_X86_NATIVE_CPU option to locally optimize the kernel with '-march=native'")
>
>I have reverted that commit for today.
>
>$ x86_64-linux-gnu-gcc --version
>x86_64-linux-gnu-gcc (Debian 14.2.0-12) 14.2.0
>
>cross build - ppc hosted
>

Cross compiling?