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Date: Wed, 27 Jul 2016 09:29:14 +0800
From: kbuild test robot <lkp@...el.com>
To: Emese Revfy <re.emese@...il.com>
Cc: kbuild-all@...org, kernel-hardening@...ts.openwall.com,
	pageexec@...email.hu, spender@...ecurity.net, mmarek@...e.com,
	keescook@...omium.org, linux-kernel@...r.kernel.org,
	yamada.masahiro@...ionext.com, linux-kbuild@...r.kernel.org,
	minipli@...linux.so, linux@...linux.org.uk, catalin.marinas@....com,
	linux@...musvillemoes.dk, david.brown@...aro.org,
	benh@...nel.crashing.org, tglx@...utronix.de,
	akpm@...ux-foundation.org, jlayton@...chiereds.net, arnd@...db.de,
	sam@...nborg.org, isdn@...ux-pingi.de
Subject: Re: [PATCH v3 6/7] Mark a few functions with the printf attribute

Hi,

[auto build test WARNING on next-20160726]
[cannot apply to stable/master linus/master linux/master v4.7-rc7 v4.7-rc6 v4.7-rc5 v4.7]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Emese-Revfy/Introduce-the-initify-gcc-plugin/20160727-084514
config: x86_64-randconfig-s3-07270832 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   drivers/acpi/acpica/utdebug.c: In function 'acpi_debug_print':
>> drivers/acpi/acpica/utdebug.c:192:26: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'u32 {aka unsigned int}' [-Wformat=]
     acpi_os_printf("%9s-%04ld ", module_name, line_number);
                             ^
--
   drivers/acpi/acpica/dbhistry.c: In function 'acpi_db_display_history':
>> drivers/acpi/acpica/dbhistry.c:158:23: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'u32 {aka unsigned int}' [-Wformat=]
       acpi_os_printf("%3ld %s\n",
                          ^
--
   drivers/acpi/acpica/dbinput.c: In function 'acpi_db_get_line':
>> drivers/acpi/acpica/dbinput.c:609:56: warning: format '%u' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Wformat=]
          ("Buffer overflow while parsing input line (max %u characters)\n",
                                                           ^
   drivers/acpi/acpica/dbinput.c: In function 'acpi_db_command_dispatch':
>> drivers/acpi/acpica/dbinput.c:865:58: warning: format '%lX' expects argument of type 'long unsigned int', but argument 2 has type 'u32 {aka unsigned int}' [-Wformat=]
           ("Current debug level for file output is:    %8.8lX\n",
                                                             ^
   drivers/acpi/acpica/dbinput.c:868:58: warning: format '%lX' expects argument of type 'long unsigned int', but argument 2 has type 'u32 {aka unsigned int}' [-Wformat=]
           ("Current debug level for console output is: %8.8lX\n",
                                                             ^
   drivers/acpi/acpica/dbinput.c:875:50: warning: format '%lX' expects argument of type 'long unsigned int', but argument 2 has type 'u32 {aka unsigned int}' [-Wformat=]
           ("Debug Level for console output was %8.8lX, now %8.8lX\n",
                                                     ^
   drivers/acpi/acpica/dbinput.c:875:62: warning: format '%lX' expects argument of type 'long unsigned int', but argument 3 has type 'u32 {aka unsigned int}' [-Wformat=]
           ("Debug Level for console output was %8.8lX, now %8.8lX\n",
                                                                 ^
   drivers/acpi/acpica/dbinput.c:882:47: warning: format '%lX' expects argument of type 'long unsigned int', but argument 2 has type 'u32 {aka unsigned int}' [-Wformat=]
           ("Debug Level for file output was %8.8lX, now %8.8lX\n",
                                                  ^
   drivers/acpi/acpica/dbinput.c:882:59: warning: format '%lX' expects argument of type 'long unsigned int', but argument 3 has type 'u32 {aka unsigned int}' [-Wformat=]
           ("Debug Level for file output was %8.8lX, now %8.8lX\n",
                                                              ^
--
   drivers/acpi/acpica/dbstats.c: In function 'acpi_db_display_statistics':
>> drivers/acpi/acpica/dbstats.c:380:33: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'int' [-Wformat=]
       acpi_os_printf("%16.16s % 10ld% 10ld\n",
                                    ^
   drivers/acpi/acpica/dbstats.c:380:39: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'int' [-Wformat=]
       acpi_os_printf("%16.16s % 10ld% 10ld\n",
                                          ^
   drivers/acpi/acpica/dbstats.c:386:32: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'int' [-Wformat=]
      acpi_os_printf("%16.16s % 10ld% 10ld\n", "Misc/Unknown",
                                   ^
   drivers/acpi/acpica/dbstats.c:386:38: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'int' [-Wformat=]
      acpi_os_printf("%16.16s % 10ld% 10ld\n", "Misc/Unknown",
                                         ^
>> drivers/acpi/acpica/dbstats.c:390:32: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'u32 {aka unsigned int}' [-Wformat=]
      acpi_os_printf("%16.16s % 10ld% 10ld\n", "TOTALS:",
                                   ^
   drivers/acpi/acpica/dbstats.c:390:38: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'u32 {aka unsigned int}' [-Wformat=]
      acpi_os_printf("%16.16s % 10ld% 10ld\n", "TOTALS:",
                                         ^
   drivers/acpi/acpica/dbstats.c:418:54: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'u32 {aka unsigned int}' [-Wformat=]
      acpi_os_printf("Calls to AcpiPsFind:.. ........% 7ld\n",
                                                         ^
   drivers/acpi/acpica/dbstats.c:420:55: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'u32 {aka unsigned int}' [-Wformat=]
      acpi_os_printf("Calls to AcpiNsLookup:..........% 7ld\n",
                                                          ^
   drivers/acpi/acpica/dbstats.c:427:35: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'u32 {aka unsigned int}' [-Wformat=]
       acpi_os_printf("%-28s:     % 7ld\n",
                                      ^
>> drivers/acpi/acpica/dbstats.c:437:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Common         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:439:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Number         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:441:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("String         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:443:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Buffer         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:445:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Package        %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:447:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("BufferField    %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:449:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Device         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:451:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Event          %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:453:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Method         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:455:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Mutex          %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:457:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Region         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:459:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("PowerResource  %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:461:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Processor      %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:463:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("ThermalZone    %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:465:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("RegionField    %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:467:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("BankField      %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:469:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("IndexField     %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:471:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Reference      %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:473:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Notify         %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:475:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("AddressSpace   %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:477:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Extra          %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:479:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Data           %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:484:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("ParseObject    %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:486:38: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("ParseObjectNamed %3d\n",
                                         ^
   drivers/acpi/acpica/dbstats.c:488:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("ParseObjectAsl %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:490:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("OperandObject  %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:492:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("NamespaceNode  %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:494:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("AcpiObject     %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:499:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Generic State  %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:501:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Common State   %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:503:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Control State  %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:505:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Update State   %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:507:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Scope State    %3d\n",
                                       ^
   drivers/acpi/acpica/dbstats.c:509:36: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
      acpi_os_printf("Parse Scope    %3d\n",

vim +192 drivers/acpi/acpica/utdebug.c

^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  176  	thread_id = acpi_os_get_thread_id();
0dfaaa3d drivers/acpi/acpica/utdebug.c    Bob Moore      2016-03-24  177  	if (thread_id != acpi_gbl_previous_thread_id) {
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  178  		if (ACPI_LV_THREADS & acpi_dbg_level) {
4be44fcd drivers/acpi/utilities/utdebug.c Len Brown      2005-08-05  179  			acpi_os_printf
28eb3fcf drivers/acpi/acpica/utdebug.c    Lin Ming       2010-09-15  180  			    ("\n**** Context Switch from TID %u to TID %u ****\n\n",
0dfaaa3d drivers/acpi/acpica/utdebug.c    Bob Moore      2016-03-24  181  			     (u32)acpi_gbl_previous_thread_id, (u32)thread_id);
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  182  		}
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  183  
0dfaaa3d drivers/acpi/acpica/utdebug.c    Bob Moore      2016-03-24  184  		acpi_gbl_previous_thread_id = thread_id;
bf9b448e drivers/acpi/acpica/utdebug.c    Bob Moore      2013-11-21  185  		acpi_gbl_nesting_level = 0;
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  186  	}
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  187  
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  188  	/*
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  189  	 * Display the module name, current line number, thread ID (if requested),
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  190  	 * current procedure nesting level, and the current procedure name
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  191  	 */
2856846e drivers/acpi/acpica/utdebug.c    Bob Moore      2013-09-23 @192  	acpi_os_printf("%9s-%04ld ", module_name, line_number);
^1da177e drivers/acpi/utilities/utdebug.c Linus Torvalds 2005-04-16  193  
5076f005 drivers/acpi/acpica/utdebug.c    Bob Moore      2014-01-08  194  #ifdef ACPI_APPLICATION
bf9b448e drivers/acpi/acpica/utdebug.c    Bob Moore      2013-11-21  195  	/*
5076f005 drivers/acpi/acpica/utdebug.c    Bob Moore      2014-01-08  196  	 * For acpi_exec/iASL only, emit the thread ID and nesting level.
bf9b448e drivers/acpi/acpica/utdebug.c    Bob Moore      2013-11-21  197  	 * Note: nesting level is really only useful during a single-thread
bf9b448e drivers/acpi/acpica/utdebug.c    Bob Moore      2013-11-21  198  	 * execution. Otherwise, multiple threads will keep resetting the
bf9b448e drivers/acpi/acpica/utdebug.c    Bob Moore      2013-11-21  199  	 * level.
bf9b448e drivers/acpi/acpica/utdebug.c    Bob Moore      2013-11-21  200  	 */

:::::: The code at line 192 was first introduced by commit
:::::: 2856846e3a7bee02ce6b498c760376061e41aaed ACPICA: Debug output: small formatting update, no functional change.

:::::: TO: Bob Moore <robert.moore@...el.com>
:::::: CC: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/octet-stream" (25383 bytes)

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