linux-kernel - Re: [PATCH v3 3/3] mips: Differentiate between 32 and 64 bit ELF header

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <201602090033.mukhdG4N%fengguang.wu@intel.com>
Date:	Tue, 9 Feb 2016 00:22:07 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Daniel Wagner <daniel.wagner@...-carit.de>
Cc:	kbuild-all@...org, "Maciej W. Rozycki" <macro@...tec.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
	Daniel Wagner <daniel.wagner@...-carit.de>
Subject: Re: [PATCH v3 3/3] mips: Differentiate between 32 and 64 bit ELF
 header

Hi Daniel,

[auto build test ERROR on v4.5-rc3]
[also build test ERROR on next-20160208]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Daniel-Wagner/Differentiate-between-32-and-64-bit-ELF-header/20160208-234759
config: mips-fuloong2e_defconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=mips 

All error/warnings (new ones prefixed by >>):

   arch/mips/kernel/../../../fs/binfmt_elf.c: In function 'load_elf_interp':
>> arch/mips/kernel/binfmt_elfn32.c:38:7: error: implicit declaration of function 'mips_elf_check_machine' [-Werror=implicit-function-declaration]
     if (!mips_elf_check_machine(__h))    \
          ^
>> arch/mips/kernel/../../../fs/binfmt_elf.c:536:7: note: in expansion of macro 'elf_check_arch'
     if (!elf_check_arch(interp_elf_ex))
          ^
   cc1: some warnings being treated as errors
--
   arch/mips/kernel/../../../fs/binfmt_elf.c: In function 'load_elf_interp':
>> arch/mips/kernel/binfmt_elfo32.c:50:7: error: implicit declaration of function 'mips_elf_check_machine' [-Werror=implicit-function-declaration]
     if (!mips_elf_check_machine(__h))    \
          ^
>> arch/mips/kernel/../../../fs/binfmt_elf.c:536:7: note: in expansion of macro 'elf_check_arch'
     if (!elf_check_arch(interp_elf_ex))
          ^
   cc1: some warnings being treated as errors

vim +/mips_elf_check_machine +38 arch/mips/kernel/binfmt_elfn32.c

    32	 */
    33	#define elf_check_arch(hdr)						\
    34	({									\
    35		int __res = 1;							\
    36		struct elfhdr *__h = (hdr);					\
    37										\
  > 38		if (!mips_elf_check_machine(__h))				\
    39			__res = 0;						\
    40		if (__h->e_ident[EI_CLASS] != ELFCLASS32)			\
    41			__res = 0;						\

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/octet-stream" (16752 bytes)