linux-kernel - Re: [PATCH 2/6] Provide __free(argv) for argv

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Message-ID: <202501041433.GkehPwga-lkp@intel.com>
Date: Sat, 4 Jan 2025 14:39:11 +0800
From: kernel test robot <lkp@...el.com>
To: "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Peter Zijlstra <peterz@...radead.org>
Cc: oe-kbuild-all@...ts.linux.dev,
	Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>,
	Masami Hiramatsu <mhiramat@...nel.org>,
	"David S . Miller" <davem@...emloft.net>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Oleg Nesterov <oleg@...hat.com>,
	Tzvetomir Stoyanov <tz.stoyanov@...il.com>,
	Naveen N Rao <naveen@...nel.org>,
	Josh Poimboeuf <jpoimboe@...nel.org>,
	Jason Baron <jbaron@...mai.com>, Ard Biesheuvel <ardb@...nel.org>,
	linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH 2/6] Provide __free(argv) for argv_split() users

Hi Masami,

kernel test robot noticed the following build errors:

[auto build test ERROR on next-20241220]
[also build test ERROR on v6.13-rc5]
[cannot apply to kees/for-next/hardening linus/master rostedt-trace/for-next rostedt-trace/for-next-urgent v6.13-rc5 v6.13-rc4 v6.13-rc3]
[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/Masami-Hiramatsu-Google/tracing-kprobes-Fix-to-free-objects-when-failed-to-copy-a-symbol/20250104-070535
base:   next-20241220
patch link:    https://lore.kernel.org/r/173594530753.1055889.17844868397124331132.stgit%40devnote2
patch subject: [PATCH 2/6] Provide __free(argv) for argv_split() users
config: i386-buildonly-randconfig-002-20250104 (https://download.01.org/0day-ci/archive/20250104/202501041433.GkehPwga-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250104/202501041433.GkehPwga-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/202501041433.GkehPwga-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/linux/uuid.h:11,
                    from include/linux/mod_devicetable.h:14,
                    from scripts/mod/devicetable-offsets.c:3:
>> include/linux/string.h:315:18: error: expected ')' before 'char'
     315 | DEFINE_FREE(argv, char **, argv_free(_T))
         |                  ^~~~~
         |                  )
   make[3]: *** [scripts/Makefile.build:102: scripts/mod/devicetable-offsets.s] Error 1 shuffle=943069964
   make[3]: Target 'scripts/mod/' not remade because of errors.
   make[2]: *** [Makefile:1262: prepare0] Error 2 shuffle=943069964
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:251: __sub-make] Error 2 shuffle=943069964
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:251: __sub-make] Error 2 shuffle=943069964
   make: Target 'prepare' not remade because of errors.


vim +315 include/linux/string.h

   314	
 > 315	DEFINE_FREE(argv, char **, argv_free(_T))
   316	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki