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Date:   Thu, 1 Sep 2022 18:39:30 +0800
From:   Baoquan He <bhe@...hat.com>
To:     kernel test robot <lkp@...el.com>
Cc:     linux-kernel@...r.kernel.org, kbuild-all@...ts.01.org,
        linux-mm@...ck.org, akpm@...ux-foundation.org, hch@...radead.org,
        agordeev@...ux.ibm.com, wangkefeng.wang@...wei.com,
        linux-arm-kernel@...ts.infradead.org,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>, linux-sh@...r.kernel.org
Subject: Re: [PATCH v2 10/11] sh: mm: Convert to GENERIC_IOREMAP

Hi,

On 08/20/22 at 11:41am, kernel test robot wrote:
> Hi Baoquan,
> 
> I love your patch! Yet something to improve:
> 
> [auto build test ERROR on akpm-mm/mm-everything]
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/Baoquan-He/mm-ioremap-Convert-architectures-to-take-GENERIC_IOREMAP-way/20220820-083435
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
> config: sh-allmodconfig
> compiler: sh4-linux-gcc (GCC) 12.1.0
> 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
>         # https://github.com/intel-lab-lkp/linux/commit/503a31451202f89e58bc5f0a49261398fafbd90e
>         git remote add linux-review https://github.com/intel-lab-lkp/linux
>         git fetch --no-tags linux-review Baoquan-He/mm-ioremap-Convert-architectures-to-take-GENERIC_IOREMAP-way/20220820-083435
>         git checkout 503a31451202f89e58bc5f0a49261398fafbd90e
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh prepare

I can only find binutils-sh-linux-gnu on fedora, but no gcc-sh-linux-gnu
for cross compiling superh kernel. So I tried above steps, but it failed
as below, any suggestion I can fix it to proceed for reproducing the
reporting issues? Thanks in advance.

[root@...ere-mtsnow-altra-09 ~]# ls
0day  anaconda-ks.cfg  bin  config  EFI_BOOT_ENTRY.TXT  linux  NETBOOT_METHOD.TXT  original-ks.cfg  RECIPE.TXT
[root@...ere-mtsnow-altra-09 ~]# ls 0day/gcc-12.1.0-nolibc/sh4-linux/bin/
sh4-linux-addr2line  sh4-linux-elfedit     sh4-linux-gcc-ranlib  sh4-linux-ld        sh4-linux-objdump  sh4-linux-strip
sh4-linux-ar         sh4-linux-gcc         sh4-linux-gcov        sh4-linux-ld.bfd    sh4-linux-ranlib
sh4-linux-as         sh4-linux-gcc-12.1.0  sh4-linux-gcov-dump   sh4-linux-lto-dump  sh4-linux-readelf
sh4-linux-c++filt    sh4-linux-gcc-ar      sh4-linux-gcov-tool   sh4-linux-nm        sh4-linux-size
sh4-linux-cpp        sh4-linux-gcc-nm      sh4-linux-gprof       sh4-linux-objcopy   sh4-linux-strings
[root@...ere-mtsnow-altra-09 ~]# ls bin
make.cross
[root@...ere-mtsnow-altra-09 ~]# cd linux/
[root@...ere-mtsnow-altra-09 linux]# ls
arch       certs    CREDITS        drivers  init      Kbuild   lib          Makefile  README   security  usr
block      config   crypto         fs       io_uring  Kconfig  LICENSES     mm        samples  sound     virt
build_dir  COPYING  Documentation  include  ipc       kernel   MAINTAINERS  net       scripts  tools
[root@...ere-mtsnow-altra-09 linux]# ls build_dir/  -a
.  ..  arch  .config  .gitignore  include  Makefile  scripts  source  usr

[root@...ere-mtsnow-altra-09 linux]# COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh prepare
Compiler will be installed in /root/0day
	not a dynamic executable
make --keep-going CONFIG_OF_ALL_DTBS=y CONFIG_DTC=y CROSS_COMPILE=/root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux- --jobs=160 W=1 O=build_dir ARCH=sh prepare
make[1]: Entering directory '/root/linux/build_dir'
/bin/sh: line 1: /root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux-gcc: cannot execute binary file: Exec format error
/bin/sh: line 1: /root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux-gcc: cannot execute binary file: Exec format error
/bin/sh: line 1: /root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux-gcc: cannot execute binary file: Exec format error
  SYNC    include/config/auto.conf.cmd
/bin/sh: line 1: /root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux-gcc: cannot execute binary file: Exec format error
/bin/sh: line 1: /root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux-gcc: cannot execute binary file: Exec format error
/bin/sh: line 1: /root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux-gcc: cannot execute binary file: Exec format error
  GEN     Makefile
  HOSTCC  scripts/basic/fixdep
  HOSTCC  scripts/kconfig/conf.o
  HOSTCC  scripts/kconfig/confdata.o
  HOSTCC  scripts/kconfig/expr.o
  LEX     scripts/kconfig/lexer.lex.c
  YACC    scripts/kconfig/parser.tab.[ch]
  HOSTCC  scripts/kconfig/menu.o
  HOSTCC  scripts/kconfig/preprocess.o
  HOSTCC  scripts/kconfig/symbol.o
  HOSTCC  scripts/kconfig/util.o
  HOSTCC  scripts/kconfig/lexer.lex.o
  HOSTCC  scripts/kconfig/parser.tab.o
  HOSTLD  scripts/kconfig/conf
/root/0day/gcc-12.1.0-nolibc/sh4-linux/bin/sh4-linux-gcc: unknown compiler
scripts/Kconfig.include:44: Sorry, this compiler is not supported.
make[3]: *** [../scripts/kconfig/Makefile:77: syncconfig] Error 1
make[2]: *** [../Makefile:632: syncconfig] Error 2
make[1]: *** [/root/linux/Makefile:734: include/config/auto.conf.cmd] Error 2
make[1]: Failed to remake makefile 'include/config/auto.conf.cmd'.
make[1]: Failed to remake makefile 'include/config/auto.conf'.
  GEN     Makefile
  SYSHDR  arch/sh/include/generated/uapi/asm/unistd_32.h
  SYSTBL  arch/sh/include/generated/asm/syscall_table.h
Error: kernelrelease not valid - run 'make prepare' to update it
  HOSTCC  scripts/dtc/dtc.o
  HOSTCC  scripts/dtc/flattree.o
  HOSTCC  scripts/dtc/fstree.o
  HOSTCC  scripts/dtc/data.o
  HOSTCC  scripts/dtc/livetree.o
  HOSTCC  scripts/dtc/treesource.o
  HOSTCC  scripts/dtc/srcpos.o
  HOSTCC  scripts/dtc/checks.o
  HOSTCC  scripts/dtc/util.o
  LEX     scripts/dtc/dtc-lexer.lex.c
  YACC    scripts/dtc/dtc-parser.tab.[ch]
  HOSTCC  scripts/dtc/libfdt/fdt_ro.o
  HOSTCC  scripts/dtc/libfdt/fdt.o
  HOSTCC  scripts/dtc/libfdt/fdt_wip.o
  HOSTCC  scripts/dtc/libfdt/fdt_sw.o
  HOSTCC  scripts/dtc/libfdt/fdt_rw.o
  HOSTCC  scripts/dtc/libfdt/fdt_strerror.o
  HOSTCC  scripts/dtc/libfdt/fdt_empty_tree.o
  HOSTCC  scripts/dtc/libfdt/fdt_addresses.o
  HOSTCC  scripts/dtc/libfdt/fdt_overlay.o
  HOSTCC  scripts/dtc/fdtoverlay.o
  HOSTCC  scripts/dtc/dtc-lexer.lex.o
  HOSTCC  scripts/dtc/dtc-parser.tab.o
  HOSTLD  scripts/dtc/fdtoverlay
  HOSTLD  scripts/dtc/dtc
make[1]: Target 'prepare' not remade because of errors.
make[1]: Leaving directory '/root/linux/build_dir'
make: *** [Makefile:222: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.

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