On Sun, May 29, 2022 at 12:04:48AM +0800, kernel test robot wrote:
> Hi Heiko,
>
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 9d004b2f4fea97cde123e7f1939b80e77bf2e695
> commit: adda746629b4a3950f313bc645fa0e54daee871c s390/purgatory: workaround llvm's IAS limitations
> date: 11 days ago
> config: s390-randconfig-c005-20220527 (https://download.01.org/0day-ci/archive/20220529/[email protected]/config)
> compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0fbe3f3f486e01448121f7931a4ca29fac1504ab)
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # install s390 cross compiling tool for clang build
> # apt-get install binutils-s390x-linux-gnu
> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=adda746629b4a3950f313bc645fa0e54daee871c
> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus master
> git checkout adda746629b4a3950f313bc645fa0e54daee871c
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
>
> If you fix the issue, kindly add following tag where applicable
> Reported-by: kernel test robot <[email protected]>
>
> All errors (new ones prefixed by >>):
>
> >> llvm-objcopy: error: invalid output format: 'elf64-s390'
This is expected, as llvm-objcopy needs support for s390:
https://github.com/ClangBuiltLinux/linux/issues/1530
Please use GNU objcopy for the time being by explicitly providing
OBJCOPY=${CROSS_COMPILE}objcopy to make.
Cheers,
Nathan
On 5/29/2022 12:21 AM, Nathan Chancellor wrote:
> On Sun, May 29, 2022 at 12:04:48AM +0800, kernel test robot wrote:
>> Hi Heiko,
>>
>> FYI, the error/warning still remains.
>>
>> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
>> head: 9d004b2f4fea97cde123e7f1939b80e77bf2e695
>> commit: adda746629b4a3950f313bc645fa0e54daee871c s390/purgatory: workaround llvm's IAS limitations
>> date: 11 days ago
>> config: s390-randconfig-c005-20220527 (https://download.01.org/0day-ci/archive/20220529/[email protected]/config)
>> compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0fbe3f3f486e01448121f7931a4ca29fac1504ab)
>> reproduce (this is a W=1 build):
>> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>> chmod +x ~/bin/make.cross
>> # install s390 cross compiling tool for clang build
>> # apt-get install binutils-s390x-linux-gnu
>> # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=adda746629b4a3950f313bc645fa0e54daee871c
>> git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>> git fetch --no-tags linus master
>> git checkout adda746629b4a3950f313bc645fa0e54daee871c
>> # save the config file
>> mkdir build_dir && cp config build_dir/.config
>> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
>>
>> If you fix the issue, kindly add following tag where applicable
>> Reported-by: kernel test robot <[email protected]>
>>
>> All errors (new ones prefixed by >>):
>>
>>>> llvm-objcopy: error: invalid output format: 'elf64-s390'
>
> This is expected, as llvm-objcopy needs support for s390:
> https://github.com/ClangBuiltLinux/linux/issues/1530
>
> Please use GNU objcopy for the time being by explicitly providing
> OBJCOPY=${CROSS_COMPILE}objcopy to make.
Hi Nathan,
Thanks for your reminding, will update it.
Best Regards,
Rong Chen
>
> Cheers,
> Nathan
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