linux-kernel - Re: arch/powerpc/kernel/entry_32.S:450: Error: bad expression

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Message-ID: <f808d366-70bd-23e1-ee57-735a876e73b2@csgroup.eu>
Date:   Fri, 8 May 2020 16:39:27 +0200
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     kbuild test robot <lkp@...el.com>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: Re: arch/powerpc/kernel/entry_32.S:450: Error: bad expression



Le 08/05/2020 à 12:07, kbuild test robot a écrit :
> Hi Christophe,
> 
> First bad commit (maybe != root cause):
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   79dede78c0573618e3137d3d8cbf78c84e25fabd
> commit: feb8e960d780e170e992a70491eec9dd68f4dbf2 powerpc/mm: Fix CONFIG_PPC_KUAP_DEBUG on PPC32
> date:   2 weeks ago
> config: powerpc-randconfig-r035-20200508 (attached as .config)
> compiler: powerpc-linux-gcc (GCC) 9.3.0
> reproduce:
>          wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>          chmod +x ~/bin/make.cross
>          git checkout feb8e960d780e170e992a70491eec9dd68f4dbf2
>          # save the attached .config to linux build tree
>          COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=powerpc
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <lkp@...el.com>

Following patch fixes it:
https://patchwork.ozlabs.org/project/linuxppc-dev/patch/ea599546f2a7771bde551393889e44e6b2632332.1587368807.git.christophe.leroy@c-s.fr/

Christophe