Messages in this thread | | | Date | Thu, 19 Oct 2017 13:36:14 +0900 | From | AKASHI Takahiro <> | Subject | Re: [PATCH v5 03/10] kexec_file: factor out arch_kexec_kernel_*() from x86, powerpc |
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On Sat, Oct 14, 2017 at 07:37:04PM +0800, kbuild test robot wrote: > Hi AKASHI, > > [auto build test WARNING on arm64/for-next/core] > [also build test WARNING on v4.14-rc4 next-20171013] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/AKASHI-Takahiro/arm64-kexec-add-kexec_file_load-support/20171012-003448 > base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core > config: x86_64-randconfig-in0-10141752 (attached as .config) > compiler: gcc-4.6 (Debian 4.6.4-7) 4.6.4 > reproduce: > # save the attached .config to linux build tree > make ARCH=x86_64 > > All warnings (new ones prefixed by >>): > > >> kernel/kexec_file.o: warning: objtool: _kexec_kernel_image_load()+0x31: unsupported stack register modification
I talked to Josh (objtool maintainer) and confirmed this is an issue of objtool, not a bug in my patch.
-Takahiro AKASHI
> > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation
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