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From:   Nick Desaulniers <ndesaulniers@google.com>
Date:   Fri, 6 Aug 2021 09:57:49 -0700
Message-ID: <CAKwvOdmP1Bb0wkyUJAs-n5wT-obH56jw2zcBpT7jpV84id4tfw@mail.gmail.com>
Subject: Re: ERROR: modpost: "__raw_writesl" [drivers/i3c/master/i3c-master-cdns.ko]
 undefined!
To:     Philip Li <philip.li@intel.com>
Cc:     Chen Rong <rong.a.chen@intel.com>,
        Nathan Chancellor <nathan@kernel.org>,
        clang-built-linux@googlegroups.com, kbuild-all@lists.01.org,
        linux-kernel@vger.kernel.org,
        Andrew Morton <akpm@linux-foundation.org>,
        Linux Memory Management List <linux-mm@kvack.org>,
        kernel test robot <lkp@intel.com>,
        Brian Cain <bcain@codeaurora.org>,
        Sid Manning <sidneym@codeaurora.org>,
        Sylvestre Ledru <sylvestre@mozilla.com>
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On Fri, Aug 6, 2021 at 3:28 AM Philip Li <philip.li@intel.com> wrote:
>
> On Wed, Aug 04, 2021 at 10:18:10AM -0700, Nick Desaulniers wrote:
> > On Wed, Aug 4, 2021 at 4:39 AM kernel test robot <lkp@intel.com> wrote:
> > >
> > > Hi Nathan,
> > >
> > > First bad commit (maybe != root cause):
> > >
> > > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > > head:   d5ad8ec3cfb56a017de6a784835666475b4be349
> > > commit: 6fef087d0d37ba7dba8f3d75566eb4c256cd6742 hexagon: handle {,SOFT}IRQENTRY_TEXT in linker script
> > > date:   4 weeks ago
> > > config: hexagon-randconfig-r023-20210804 (attached as .config)
> >
> > cool, one of the first reports from 0day bot of hexagon :)
> :-) yeah, we just enabled it. BTW: we use one specific version of clang,
> does such hexagon support work in latest clang 14.0.0?

Yes, it ought to; we're using ToT llvm to build it in our CI.  I'm not
precisely sure about clang-13 yet until the apt.llvm.org binaries
exist for that branch.

>
> Thanks
>
> >
> > > compiler: clang version 12.0.0
> > > 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=6fef087d0d37ba7dba8f3d75566eb4c256cd6742
> > >         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> > >         git fetch --no-tags linus master
> > >         git checkout 6fef087d0d37ba7dba8f3d75566eb4c256cd6742
> > >         # save the attached .config to linux build tree
> > >         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=hexagon
> > >
> > > If you fix the issue, kindly add following tag as appropriate
> > > Reported-by: kernel test robot <lkp@intel.com>
> > >
> > > All errors (new ones prefixed by >>, old ones prefixed by <<):
> > >
> > > >> ERROR: modpost: "__raw_writesl" [drivers/i3c/master/i3c-master-cdns.ko] undefined!
> > > >> ERROR: modpost: "__raw_readsl" [drivers/i3c/master/i3c-master-cdns.ko] undefined!
> > >
> > > ---
> > > 0-DAY CI Kernel Test Service, Intel Corporation
> > > https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
> >
> >
> >
> > --
> > Thanks,
> > ~Nick Desaulniers


-- 
Thanks,
~Nick Desaulniers