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X-CSE-ConnectionGUID: sVCgGdAPSkCXEBF8DxLd+A== X-CSE-MsgGUID: 3YSKMCm9ScqkWX3n3V1g3A== X-IronPort-AV: E=McAfee;i="6800,10657,11891"; a="100047246" X-IronPort-AV: E=Sophos;i="6.25,252,1779174000"; d="scan'208";a="100047246" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Aug 2026 14:25:09 -0700 X-CSE-ConnectionGUID: KMlicqj9QYiOJSs2SPAA8w== X-CSE-MsgGUID: qnUquIXZQEukjLDuvMohTQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,252,1779174000"; d="scan'208";a="268075473" Received: from igk-lkp-server01.igk.intel.com (HELO 32268bdb9915) ([10.211.93.152]) by orviesa008.jf.intel.com with ESMTP; 30 Aug 2026 14:25:05 -0700 Received: from kbuild by 32268bdb9915 with local (Exim 4.98.2) (envelope-from ) id 1x0n1S-000000000Dr-1DlD; Sun, 30 Aug 2026 21:25:02 +0000 Date: Sun, 30 Aug 2026 23:24:06 +0200 From: kernel test robot To: =?iso-8859-1?Q?Andr=E9?= Almeida , Peter Zijlstra , Juri Lelli , Vincent Guittot , Steven Rostedt , Christian Brauner , Kees Cook , Shuah Khan , willy@infradead.org, mathieu.desnoyers@efficios.com, David Laight , Linus Torvalds , akpm@linux-foundation.org, Yafang Shao , andrii.nakryiko@gmail.com, arnaldo.melo@gmail.com, Petr Mladek Cc: oe-kbuild-all@lists.linux.dev, LKML , kernel-dev@igalia.com, linux-mm@kvack.org, linux-api@vger.kernel.org, linux-trace-kernel@vger.kernel.org, =?iso-8859-1?Q?Andr=E9?= Almeida Subject: Re: [PATCH v5 6/6] selftests: prctl: Add test for long thread names Message-ID: <202608302318.ORNqwjNf-lkp@intel.com> References: <20260827-tonyk-long_name-v5-6-5fa843782a00@igalia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260827-tonyk-long_name-v5-6-5fa843782a00@igalia.com> X-Stat-Signature: 514ba5ho99axaecfbj3hbuo4t5pxjaz9 X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 8F640C0008 X-Rspam-User: X-HE-Tag: 1788125110-635292 X-HE-Meta: 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 OF6NvpbO DY1Qe/hGcO6bs+2Tzqmc9sWGRQEq2mpMdVD/s85k8qp6ic5FGIVrPUGjJNC0vfyEWuQLMvj4jK8WJ+Onj6i7PJwRpUtKRrGLJ8p7gfrlirS1olt4P/c6XaqeLVcBx6/EWZhgE2V8D6w/MrHx7bIZJCgy5kOW63fkA4Oh5GvjfVx7GAJdg197jdW5P4TZyK2J5iK55Wqd1bua3GldF4TweA2aWJ57S3Kfc/dH1bkG5W3BbTXQFMYoHCyRajn7cECeomzgZPT5wbrabPjbVLx5yUU3aSDCuMZWPnRiwgJFqUdou2Rryu2z3eSgQRC2D0R3IacCcAsjh5Gvo5y387D79y2+zyMeY4CQ7DwOKmCHoSumeShMn8X0LigJBEBdHST6zvtAT3LSrwvEYrOhC7gFagJtUl3dgxD7tcoSpxtH60mBDGIK4fXvjQ+9x1wZoSUv0yeoBDkVOSrkj1nTMFaJFcVFJWyZu7h0rhNGdU7ED6AOTkQM= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi André, kernel test robot noticed the following build warnings: [auto build test WARNING on 73e3f0710014fe6d4ed98cfc02292f6121db7558] url: https://github.com/intel-lab-lkp/linux/commits/Andr-Almeida/treewide-Get-rid-of-get_task_comm/20260827-152300 base: 73e3f0710014fe6d4ed98cfc02292f6121db7558 patch link: https://lore.kernel.org/r/20260827-tonyk-long_name-v5-6-5fa843782a00%40igalia.com patch subject: [PATCH v5 6/6] selftests: prctl: Add test for long thread names config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20260830/202608302318.ORNqwjNf-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 16.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260830/202608302318.ORNqwjNf-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202608302318.ORNqwjNf-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/asm-generic/bug.h:31, from arch/m68k/include/asm/bug.h:32, from include/linux/bug.h:5, from include/linux/slab.h:15, from include/linux/xattr.h:15, from security/smack/smack_lsm.c:18: security/smack/smack_lsm.c: In function 'smk_bu_tsk_to_obj': security/smack/smack_lsm.c:150:22: error: implicit declaration of function 'get_task_comm'; did you mean 'set_task_comm'? [-Wimplicit-function-declaration] 150 | acc, get_task_comm(comm, tsk), note); | ^~~~~~~~~~~~~ include/linux/printk.h:483:33: note: in definition of macro 'printk_index_wrap' 483 | _p_func(_fmt, ##__VA_ARGS__); \ | ^~~~~~~~~~~ include/linux/printk.h:584:9: note: in expansion of macro 'printk' 584 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~ security/smack/smack_lsm.c:148:9: note: in expansion of macro 'pr_info' 148 | pr_info("Smack %s: (%s %s %s) %s %s\n", smk_bu_mess[rc], | ^~~~~~~ >> include/linux/kern_levels.h:5:25: warning: format '%s' expects argument of type 'char *', but argument 6 has type 'int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/printk.h:483:25: note: in definition of macro 'printk_index_wrap' 483 | _p_func(_fmt, ##__VA_ARGS__); \ | ^~~~ include/linux/printk.h:584:9: note: in expansion of macro 'printk' 584 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~ include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH' 14 | #define KERN_INFO KERN_SOH "6" /* informational */ | ^~~~~~~~ include/linux/printk.h:584:16: note: in expansion of macro 'KERN_INFO' 584 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~~ security/smack/smack_lsm.c:148:9: note: in expansion of macro 'pr_info' 148 | pr_info("Smack %s: (%s %s %s) %s %s\n", smk_bu_mess[rc], | ^~~~~~~ vim +5 include/linux/kern_levels.h 314ba3520e513a Joe Perches 2012-07-30 4 04d2c8c83d0e3a Joe Perches 2012-07-30 @5 #define KERN_SOH "\001" /* ASCII Start Of Header */ 04d2c8c83d0e3a Joe Perches 2012-07-30 6 #define KERN_SOH_ASCII '\001' 04d2c8c83d0e3a Joe Perches 2012-07-30 7 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki