linux-kernel - arm64: compiler_types.h:320:38: error: call to __compiletime_assert

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Message-ID: <CA+G9fYu-t_JwoBVXKhiDUY-FRdX3F3LgbDw9bFeiuciwC70TaQ@mail.gmail.com>
Date:   Fri, 19 Mar 2021 20:49:07 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Linux-Next Mailing List <linux-next@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        lkft-triage@...ts.linaro.org, glittao@...il.com,
        Marco Elver <elver@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        David Rientjes <rientjes@...gle.com>,
        Vlastimil Babka <vbabka@...e.cz>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Arnd Bergmann <arnd@...db.de>,
        Catalin Marinas <catalin.marinas@....com>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Will Deacon <will@...nel.org>, Miguel Ojeda <ojeda@...nel.org>,
        Borislav Petkov <bp@...e.de>,
        Luc Van Oostenryck <luc.vanoostenryck@...il.com>,
        Masahiro Yamada <masahiroy@...nel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: arm64: compiler_types.h:320:38: error: call to __compiletime_assert_417

[This email landed to Spam for some reason, sending it again with modified
subject]

While building arm64 kernel modules the following kernel warnings /
errors noticed on linux next 20210318 tag the gcc version is 7.3.0.
Build PASS with gcc-8, gcc-9 and gcc-10.

 In file included from <command-line>:0:0:
 In function 'resiliency_test',
     inlined from 'test_slub_init' at   lib/test_slub.c:120:2:
   include/linux/compiler_types.h:320:38: error: call to
'__compiletime_assert_417' declared with attribute error: BUILD_BUG_ON
failed: KMALLOC_MIN_SIZE > 16 | KMALLOC_SHIFT_HIGH < 10
   _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                                       ^
   include/linux/compiler_types.h:301:4: note: in definition of macro
'__compiletime_assert'
     prefix ## suffix();    \
     ^~~~~~
   include/linux/compiler_types.h:320:2: note: in expansion of macro
'_compiletime_assert'
   _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
   ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:39:37: note: in expansion of macro
'compiletime_assert'
  #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                      ^~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:50:2: note: in expansion of macro
'BUILD_BUG_ON_MSG'
   BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
   ^~~~~~~~~~~~~~~~
   lib/test_slub.c:101:2: note: in expansion of macro 'BUILD_BUG_ON'
   BUILD_BUG_ON(KMALLOC_MIN_SIZE > 16 | KMALLOC_SHIFT_HIGH < 10);
   ^~~~~~~~~~~~
 make[2]: *** [  scripts/Makefile.build:273: lib/test_slub.o] Error 1
 make[1]: *** [  Makefile:1980: lib] Error 2

Reported-by: Naresh Kamboju <naresh.kamboju@...aro.org>

https://ci.linaro.org/view/lkft/job/openembedded-lkft-linux-next/DISTRO=lkft,MACHINE=juno,label=docker-buster-lkft/984/consoleFull

https://ci.linaro.org/view/lkft/job/openembedded-lkft-linux-next/DISTRO=lkft,MACHINE=juno,label=docker-buster-lkft/984/consoleFull

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