netdev - Re: [PATCH v5 2/3] open: add O_CRED

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Message-ID: <202404270923.bAeBIJt1-lkp@intel.com>
Date: Sat, 27 Apr 2024 10:12:33 +0800
From: kernel test robot <lkp@...el.com>
To: Stas Sergeev <stsp2@...dex.ru>, linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, Stas Sergeev <stsp2@...dex.ru>,
	Stefan Metzmacher <metze@...ba.org>,
	Eric Biederman <ebiederm@...ssion.com>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Andy Lutomirski <luto@...nel.org>,
	Christian Brauner <brauner@...nel.org>, Jan Kara <jack@...e.cz>,
	Jeff Layton <jlayton@...nel.org>,
	Chuck Lever <chuck.lever@...cle.com>,
	Alexander Aring <alex.aring@...il.com>,
	David Laight <David.Laight@...lab.com>,
	linux-fsdevel@...r.kernel.org, linux-api@...r.kernel.org,
	Paolo Bonzini <pbonzini@...hat.com>,
	Christian Göttsche <cgzones@...glemail.com>,
	Arnd Bergmann <arnd@...db.de>, Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Jens Axboe <axboe@...nel.dk>, Kuniyuki Iwashima <kuniyu@...zon.com>,
	Pavel Begunkov <asml.silence@...il.com>, linux-arch@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH v5 2/3] open: add O_CRED_ALLOW flag

Hi Stas,

kernel test robot noticed the following build errors:

[auto build test ERROR on linus/master]
[also build test ERROR on v6.9-rc5 next-20240426]
[cannot apply to arnd-asm-generic/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Stas-Sergeev/fs-reorganize-path_openat/20240426-214030
base:   linus/master
patch link:    https://lore.kernel.org/r/20240426133310.1159976-3-stsp2%40yandex.ru
patch subject: [PATCH v5 2/3] open: add O_CRED_ALLOW flag
config: parisc-allnoconfig (https://download.01.org/0day-ci/archive/20240427/202404270923.bAeBIJt1-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240427/202404270923.bAeBIJt1-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404270923.bAeBIJt1-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from <command-line>:
   fs/fcntl.c: In function 'fcntl_init':
>> include/linux/compiler_types.h:449:45: error: call to '__compiletime_assert_297' declared with attribute error: BUILD_BUG_ON failed: 22 - 1 != HWEIGHT32( (VALID_OPEN_FLAGS & ~(O_NONBLOCK | O_NDELAY)) | __FMODE_EXEC | __FMODE_NONOTIFY)
     449 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |                                             ^
   include/linux/compiler_types.h:430:25: note: in definition of macro '__compiletime_assert'
     430 |                         prefix ## suffix();                             \
         |                         ^~~~~~
   include/linux/compiler_types.h:449:9: note: in expansion of macro '_compiletime_assert'
     449 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
      39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
         |                                     ^~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
      50 |         BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
         |         ^~~~~~~~~~~~~~~~
   fs/fcntl.c:1042:9: note: in expansion of macro 'BUILD_BUG_ON'
    1042 |         BUILD_BUG_ON(22 - 1 /* for O_RDONLY being 0 */ !=
         |         ^~~~~~~~~~~~


vim +/__compiletime_assert_297 +449 include/linux/compiler_types.h

eb5c2d4b45e3d2 Will Deacon 2020-07-21  435  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  436  #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21  437  	__compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  438  
eb5c2d4b45e3d2 Will Deacon 2020-07-21  439  /**
eb5c2d4b45e3d2 Will Deacon 2020-07-21  440   * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  441   * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2 Will Deacon 2020-07-21  442   * @msg:       a message to emit if condition is false
eb5c2d4b45e3d2 Will Deacon 2020-07-21  443   *
eb5c2d4b45e3d2 Will Deacon 2020-07-21  444   * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  445   * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2 Will Deacon 2020-07-21  446   * compiler has support to do so.
eb5c2d4b45e3d2 Will Deacon 2020-07-21  447   */
eb5c2d4b45e3d2 Will Deacon 2020-07-21  448  #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2 Will Deacon 2020-07-21 @449  	_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2 Will Deacon 2020-07-21  450  

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