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Date: Wed, 2 Feb 2022 20:48:49 +0800
From: kernel test robot <lkp@...el.com>
To: Christophe Leroy <christophe.leroy@...roup.eu>,
Andrey Ryabinin <ryabinin.a.a@...il.com>,
Alexander Potapenko <glider@...gle.com>,
Andrey Konovalov <andreyknvl@...il.com>,
Dmitry Vyukov <dvyukov@...gle.com>,
Andrew Morton <akpm@...ux-foundation.org>
Cc: kbuild-all@...ts.01.org,
Linux Memory Management List <linux-mm@...ck.org>,
Christophe Leroy <christophe.leroy@...roup.eu>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-hardening@...r.kernel.org" <linux-hardening@...r.kernel.org>,
"kasan-dev@...glegroups.com" <kasan-dev@...glegroups.com>
Subject: Re: [PATCH 2/4] mm/kasan: Move kasan_pXX_table() and
kasan_early_shadow_page_entry()
Hi Christophe,
I love your patch! Yet something to improve:
[auto build test ERROR on tip/sched/core]
[also build test ERROR on linus/master v5.17-rc2]
[cannot apply to hnaz-mm/master next-20220202]
[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]
url: https://github.com/0day-ci/linux/commits/Christophe-Leroy/mm-kasan-Add-CONFIG_KASAN_SOFTWARE/20220202-164612
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git ec2444530612a886b406e2830d7f314d1a07d4bb
config: riscv-randconfig-r042-20220130 (https://download.01.org/0day-ci/archive/20220202/202202022041.mkJKLdPP-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/23eabd57613c3b304c1c54f1133ef5376cf5731d
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Christophe-Leroy/mm-kasan-Add-CONFIG_KASAN_SOFTWARE/20220202-164612
git checkout 23eabd57613c3b304c1c54f1133ef5376cf5731d
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash kernel/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from include/linux/slab.h:136,
from kernel/fork.c:16:
>> include/linux/kasan.h:102:36: error: unknown type name 'p4d_t'; did you mean 'pgd_t'?
102 | static inline bool kasan_pud_table(p4d_t p4d)
| ^~~~~
| pgd_t
>> include/linux/kasan.h:113:36: error: unknown type name 'pud_t'; did you mean 'pgd_t'?
113 | static inline bool kasan_pmd_table(pud_t pud)
| ^~~~~
| pgd_t
>> include/linux/kasan.h:130:36: error: unknown type name 'pmd_t'; did you mean 'pgd_t'?
130 | static inline bool kasan_pte_table(pmd_t pmd)
| ^~~~~
| pgd_t
kernel/fork.c:162:13: warning: no previous prototype for 'arch_release_task_struct' [-Wmissing-prototypes]
162 | void __weak arch_release_task_struct(struct task_struct *tsk)
| ^~~~~~~~~~~~~~~~~~~~~~~~
kernel/fork.c:764:20: warning: no previous prototype for 'arch_task_cache_init' [-Wmissing-prototypes]
764 | void __init __weak arch_task_cache_init(void) { }
| ^~~~~~~~~~~~~~~~~~~~
--
In file included from include/linux/slab.h:136,
from kernel/resource.c:17:
>> include/linux/kasan.h:102:36: error: unknown type name 'p4d_t'; did you mean 'pgd_t'?
102 | static inline bool kasan_pud_table(p4d_t p4d)
| ^~~~~
| pgd_t
>> include/linux/kasan.h:113:36: error: unknown type name 'pud_t'; did you mean 'pgd_t'?
113 | static inline bool kasan_pmd_table(pud_t pud)
| ^~~~~
| pgd_t
>> include/linux/kasan.h:130:36: error: unknown type name 'pmd_t'; did you mean 'pgd_t'?
130 | static inline bool kasan_pte_table(pmd_t pmd)
| ^~~~~
| pgd_t
--
In file included from include/linux/slab.h:136,
from include/linux/resource_ext.h:11,
from include/linux/acpi.h:14,
from kernel/irq/irqdomain.c:5:
>> include/linux/kasan.h:102:36: error: unknown type name 'p4d_t'; did you mean 'pgd_t'?
102 | static inline bool kasan_pud_table(p4d_t p4d)
| ^~~~~
| pgd_t
>> include/linux/kasan.h:113:36: error: unknown type name 'pud_t'; did you mean 'pgd_t'?
113 | static inline bool kasan_pmd_table(pud_t pud)
| ^~~~~
| pgd_t
>> include/linux/kasan.h:130:36: error: unknown type name 'pmd_t'; did you mean 'pgd_t'?
130 | static inline bool kasan_pte_table(pmd_t pmd)
| ^~~~~
| pgd_t
kernel/irq/irqdomain.c:1918:13: warning: no previous prototype for 'irq_domain_debugfs_init' [-Wmissing-prototypes]
1918 | void __init irq_domain_debugfs_init(struct dentry *root)
| ^~~~~~~~~~~~~~~~~~~~~~~
vim +102 include/linux/kasan.h
84
85 #if defined(CONFIG_KASAN_SOFTWARE) && CONFIG_PGTABLE_LEVELS > 4
86 static inline bool kasan_p4d_table(pgd_t pgd)
87 {
88 return pgd_page(pgd) == virt_to_page(lm_alias(kasan_early_shadow_p4d));
89 }
90 #else
91 static inline bool kasan_p4d_table(pgd_t pgd)
92 {
93 return false;
94 }
95 #endif
96 #if defined(CONFIG_KASAN_SOFTWARE) && CONFIG_PGTABLE_LEVELS > 3
97 static inline bool kasan_pud_table(p4d_t p4d)
98 {
99 return p4d_page(p4d) == virt_to_page(lm_alias(kasan_early_shadow_pud));
100 }
101 #else
> 102 static inline bool kasan_pud_table(p4d_t p4d)
103 {
104 return false;
105 }
106 #endif
107 #if defined(CONFIG_KASAN_SOFTWARE) && CONFIG_PGTABLE_LEVELS > 2
108 static inline bool kasan_pmd_table(pud_t pud)
109 {
110 return pud_page(pud) == virt_to_page(lm_alias(kasan_early_shadow_pmd));
111 }
112 #else
> 113 static inline bool kasan_pmd_table(pud_t pud)
114 {
115 return false;
116 }
117 #endif
118
119 #ifdef CONFIG_KASAN_SOFTWARE
120 static inline bool kasan_pte_table(pmd_t pmd)
121 {
122 return pmd_page(pmd) == virt_to_page(lm_alias(kasan_early_shadow_pte));
123 }
124
125 static inline bool kasan_early_shadow_page_entry(pte_t pte)
126 {
127 return pte_page(pte) == virt_to_page(lm_alias(kasan_early_shadow_page));
128 }
129 #else
> 130 static inline bool kasan_pte_table(pmd_t pmd)
131 {
132 return false;
133 }
134
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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