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Date:   Tue, 23 Aug 2022 08:47:21 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Masahiro Yamada <masahiroy@kernel.org>
Cc:     Nathan Chancellor <nathan@kernel.org>,
        Nick Desaulniers <ndesaulniers@google.com>,
        kbuild-all@lists.01.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Sasha Levin <sashal@kernel.org>,
        kernel test robot <lkp@intel.com>,
        Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [linux-stable-rc:queue/4.14 13/175] Makefile:877: *** Recursive
 variable 'LDFLAGS' references itself (eventually). Stop.
Message-ID: <YwR3+UPHZlfewVoE@kroah.com>
References: <202208210645.72NkUj0g-lkp@intel.com>
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 <CAK7LNASfDnUxuTEwiiN4FjGf3PdkDVJOidAON-CD4vyiatQx9g@mail.gmail.com>
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On Tue, Aug 23, 2022 at 04:16:13AM +0900, Masahiro Yamada wrote:
> On Tue, Aug 23, 2022 at 3:47 AM Nathan Chancellor <nathan@kernel.org> wrote:
> >
> > On Mon, Aug 22, 2022 at 10:05:50AM -0700, Nick Desaulniers wrote:
> > > On Sat, Aug 20, 2022 at 3:51 PM kernel test robot <lkp@intel.com> wrote:
> > > >
> > > > tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git queue/4.14
> > > > head:   ed8a2f4d20af62ebd64e4092d988d4ae6b54657c
> > > > commit: 17c47886b521ae64a733f41364def799797e45ef [13/175] Makefile: link with -z noexecstack --no-warn-rwx-segments
> > > > config: arc-randconfig-r043-20220821 (https://download.01.org/0day-ci/archive/20220821/202208210645.72NkUj0g-lkp@intel.com/config)
> > > > compiler: arc-elf-gcc (GCC) 7.5.0
> > > > 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/stable/linux-stable-rc.git/commit/?id=17c47886b521ae64a733f41364def799797e45ef
> > > >         git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
> > > >         git fetch --no-tags linux-stable-rc queue/4.14
> > > >         git checkout 17c47886b521ae64a733f41364def799797e45ef
> > > >         # save the config file
> > > >         mkdir build_dir && cp config build_dir/.config
> > > >         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash
> > > >
> > > > If you fix the issue, kindly add following tag where applicable
> > > > Reported-by: kernel test robot <lkp@intel.com>
> > > >
> > > > All errors (new ones prefixed by >>):
> > > >
> > > > >> Makefile:877: *** Recursive variable 'LDFLAGS' references itself (eventually).  Stop.
> > >
> > > Thanks for the report!
> > >
> > > That's not something that I've seen before...
> > >
> > > Masahiro, does ARCH=arc do something special to LDFLAGS?
> > >
> > > This report is a randconfig against a branch of stable for arc, so
> > > guessing this might be more obscure than usual.
> >
> > I suspect this would be fixed with commit ce99d0bf312d ("kbuild: clear
> > LDFLAGS in the top Makefile"), which backports cleanly to 4.14.
> >
> > Cheers,
> > Nathan
> 
> Ah, yes.
> Please back-port that commit. Thanks!

Now queued up, thanks!

greg k-h