linux-kernel - Re: [PATCH v3 3/7] mm, kasan: Added GFP flags to KASAN API

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Date:	Fri, 26 Feb 2016 21:51:05 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Alexander Potapenko <glider@...gle.com>
Cc:	kbuild-all@...org, adech.fo@...il.com, cl@...ux.com,
	dvyukov@...gle.com, akpm@...ux-foundation.org,
	ryabinin.a.a@...il.com, rostedt@...dmis.org,
	iamjoonsoo.kim@....com, js1304@...il.com, kcc@...gle.com,
	kasan-dev@...glegroups.com, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: [PATCH v3 3/7] mm, kasan: Added GFP flags to KASAN API

Hi Alexander,

[auto build test ERROR on tip/x86/core]
[also build test ERROR on v4.5-rc5]
[cannot apply to next-20160226]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Alexander-Potapenko/SLAB-support-for-KASAN/20160226-213301
config: alpha-allyesconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=alpha 

All errors (new ones prefixed by >>):

   In file included from lib/parser.c:12:0:
   include/linux/slab.h: In function 'kmem_cache_alloc_trace':
>> include/linux/slab.h:370:2: error: too few arguments to function 'kasan_kmalloc'
     kasan_kmalloc(s, ret, size);
     ^
   In file included from include/linux/slab.h:118:0,
                    from lib/parser.c:12:
   include/linux/kasan.h:97:20: note: declared here
    static inline void kasan_kmalloc(struct kmem_cache *s, const void *object,
                       ^
   In file included from lib/parser.c:12:0:
   include/linux/slab.h: In function 'kmem_cache_alloc_node_trace':
   include/linux/slab.h:381:2: error: too few arguments to function 'kasan_kmalloc'
     kasan_kmalloc(s, ret, size);
     ^
   In file included from include/linux/slab.h:118:0,
                    from lib/parser.c:12:
   include/linux/kasan.h:97:20: note: declared here
    static inline void kasan_kmalloc(struct kmem_cache *s, const void *object,
                       ^

vim +/kasan_kmalloc +370 include/linux/slab.h

f1b6eb6e6 Christoph Lameter 2013-09-04  364  #else /* CONFIG_TRACING */
f1b6eb6e6 Christoph Lameter 2013-09-04  365  static __always_inline void *kmem_cache_alloc_trace(struct kmem_cache *s,
f1b6eb6e6 Christoph Lameter 2013-09-04  366  		gfp_t flags, size_t size)
f1b6eb6e6 Christoph Lameter 2013-09-04  367  {
0316bec22 Andrey Ryabinin   2015-02-13  368  	void *ret = kmem_cache_alloc(s, flags);
0316bec22 Andrey Ryabinin   2015-02-13  369  
0316bec22 Andrey Ryabinin   2015-02-13 @370  	kasan_kmalloc(s, ret, size);
0316bec22 Andrey Ryabinin   2015-02-13  371  	return ret;
f1b6eb6e6 Christoph Lameter 2013-09-04  372  }
f1b6eb6e6 Christoph Lameter 2013-09-04  373  

:::::: The code at line 370 was first introduced by commit
:::::: 0316bec22ec95ea2faca6406437b0b5950553b7c mm: slub: add kernel address sanitizer support for slub allocator

:::::: TO: Andrey Ryabinin <a.ryabinin@...sung.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

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0-DAY kernel test infrastructure                Open Source Technology Center
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Download attachment ".config.gz" of type "application/octet-stream" (45062 bytes)