Re: [PATCH] don't record leak information on allocations done between kmemleak_init and kmemleak_late_init

From: kernel test robot
Date: Tue Jan 02 2024 - 22:09:23 EST


Hi Chris,

kernel test robot noticed the following build errors:

[auto build test ERROR on v6.7-rc8]
[also build test ERROR on linus/master]
[cannot apply to akpm-mm/mm-everything next-20240102]
[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/Chris-von-Recklinghausen/don-t-record-leak-information-on-allocations-done-between-kmemleak_init-and-kmemleak_late_init/20240102-233553
base: v6.7-rc8
patch link: https://lore.kernel.org/r/20240102153428.139984-1-crecklin%40redhat.com
patch subject: [PATCH] don't record leak information on allocations done between kmemleak_init and kmemleak_late_init
config: i386-randconfig-141-20240103 (https://download.01.org/0day-ci/archive/20240103/202401031015.xJOsS8Nv-lkp@xxxxxxxxx/config)
compiler: ClangBuiltLinux clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240103/202401031015.xJOsS8Nv-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401031015.xJOsS8Nv-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

>> mm/kmemleak.c:1194:26: error: use of undeclared identifier 'kmamleak_late_initialized'; did you mean 'kmemleak_late_initialized'?
1194 | if (kmemleak_enabled && kmamleak_late_initialized && ptr &&
| ^~~~~~~~~~~~~~~~~~~~~~~~~
| kmemleak_late_initialized
mm/kmemleak.c:221:12: note: 'kmemleak_late_initialized' declared here
221 | static int kmemleak_late_initialized;
| ^
mm/kmemleak.c:1213:26: error: use of undeclared identifier 'kmamleak_late_initialized'; did you mean 'kmemleak_late_initialized'?
1213 | if (kmemleak_enabled && kmamleak_late_initialized && ptr &&
| ^~~~~~~~~~~~~~~~~~~~~~~~~
| kmemleak_late_initialized
mm/kmemleak.c:221:12: note: 'kmemleak_late_initialized' declared here
221 | static int kmemleak_late_initialized;
| ^
2 errors generated.


vim +1194 mm/kmemleak.c

1182
1183 /**
1184 * kmemleak_not_leak - mark an allocated object as false positive
1185 * @ptr: pointer to beginning of the object
1186 *
1187 * Calling this function on an object will cause the memory block to no longer
1188 * be reported as leak and always be scanned.
1189 */
1190 void __ref kmemleak_not_leak(const void *ptr)
1191 {
1192 pr_debug("%s(0x%px)\n", __func__, ptr);
1193
> 1194 if (kmemleak_enabled && kmamleak_late_initialized && ptr &&
1195 !IS_ERR(ptr))
1196 make_gray_object((unsigned long)ptr);
1197 }
1198 EXPORT_SYMBOL(kmemleak_not_leak);
1199

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