Messages in this thread | | | Date | Tue, 28 Feb 2023 23:05:41 -0800 | Subject | Re: ERROR: modpost: "iounmap" [drivers/tty/ipwireless/ipwireless.ko] undefined! | From | Yonghong Song <> |
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On 2/28/23 3:22 PM, kernel test robot wrote: > Hi Yonghong, > > First bad commit (maybe != root cause): > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: e492250d5252635b6c97d52eddf2792ec26f1ec1 > commit: dffbbdc2d9889670c30e07d05fc0dd712e8ad430 libbpf: Add enum64 parsing and new enum64 public API > date: 9 months ago > config: s390-randconfig-r021-20230227 (https://download.01.org/0day-ci/archive/20230301/202303010701.KWYce0Mt-lkp@intel.com/config ) > compiler: s390-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dffbbdc2d9889670c30e07d05fc0dd712e8ad430 > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout dffbbdc2d9889670c30e07d05fc0dd712e8ad430 > # save the config file > mkdir build_dir && cp config build_dir/.config > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 olddefconfig > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
I don't think the commit 'libbpf: Add enum64 parsing and new enum64 public API' is responsible for the test failure. That commit is purely userspace and should not be the reason for kernel module symbol undefined.
> > If you fix the issue, kindly add following tag where applicable > | Reported-by: kernel test robot <lkp@intel.com> > | Link: https://lore.kernel.org/oe-kbuild-all/202303010701.KWYce0Mt-lkp@intel.com/ > > All errors (new ones prefixed by >>, old ones prefixed by <<): > >>> ERROR: modpost: "iounmap" [drivers/tty/ipwireless/ipwireless.ko] undefined! >>> ERROR: modpost: "ioremap" [drivers/tty/ipwireless/ipwireless.ko] undefined! > ERROR: modpost: "ioremap" [drivers/net/arcnet/com90xx.ko] undefined! > ERROR: modpost: "iounmap" [drivers/net/arcnet/com90xx.ko] undefined! >>> ERROR: modpost: "iounmap" [drivers/pcmcia/pcmcia.ko] undefined! >>> ERROR: modpost: "ioremap" [drivers/pcmcia/pcmcia.ko] undefined! >
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