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Date: Thu, 14 Oct 2021 00:42:13 +0800
From: kernel test robot <lkp@...el.com>
To: Shuah Khan <skhan@...uxfoundation.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Luis Chamberlain <mcgrof@...nel.org>
Subject: [mcgrof:modules-next 1/1] include/linux/kern_levels.h:5:18: warning:
format '%llu' expects argument of type 'long long unsigned int', but
argument 3 has type 'Elf32_Off' {aka 'unsigned int'}
tree: https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git modules-next
head: 8b1185a4427b772b9f02376a08272c3019777581
commit: 8b1185a4427b772b9f02376a08272c3019777581 [1/1] module: change to print useful messages from elf_validity_check()
config: um-i386_defconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git/commit/?id=8b1185a4427b772b9f02376a08272c3019777581
git remote add mcgrof https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git
git fetch --no-tags mcgrof modules-next
git checkout 8b1185a4427b772b9f02376a08272c3019777581
# save the attached .config to linux build tree
make W=1 ARCH=um SUBARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from include/linux/kernel.h:19,
from include/linux/list.h:9,
from include/linux/module.h:12,
from include/linux/moduleloader.h:6,
from kernel/module.c:11:
kernel/module.c: In function 'validate_section_offset':
>> include/linux/kern_levels.h:5:18: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'Elf32_Off' {aka 'unsigned int'} [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:418:11: note: in definition of macro 'printk_index_wrap'
418 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:489:2: note: in expansion of macro 'printk'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:489:9: note: in expansion of macro 'KERN_ERR'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
kernel/module.c:2953:3: note: in expansion of macro 'pr_err'
2953 | pr_err("Invalid ELF section offset/size: secend(%lu) < shdr->sh_offset(%llu) or secend(%lu) > e_shnum(%lu)\n",
| ^~~~~~
kernel/module.c:2953:77: note: format string is defined here
2953 | pr_err("Invalid ELF section offset/size: secend(%lu) < shdr->sh_offset(%llu) or secend(%lu) > e_shnum(%lu)\n",
| ~~~^
| |
| long long unsigned int
| %u
In file included from include/linux/kernel.h:19,
from include/linux/list.h:9,
from include/linux/module.h:12,
from include/linux/moduleloader.h:6,
from kernel/module.c:11:
kernel/module.c: In function 'elf_validity_check':
include/linux/kern_levels.h:5:18: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'unsigned int' [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:418:11: note: in definition of macro 'printk_index_wrap'
418 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:489:2: note: in expansion of macro 'printk'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:489:9: note: in expansion of macro 'KERN_ERR'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
kernel/module.c:2974:3: note: in expansion of macro 'pr_err'
2974 | pr_err("Invalid ELF header len %lu < %lu\n", info->len,
| ^~~~~~
kernel/module.c:2974:42: note: format string is defined here
2974 | pr_err("Invalid ELF header len %lu < %lu\n", info->len,
| ~~^
| |
| long unsigned int
| %u
In file included from include/linux/kernel.h:19,
from include/linux/list.h:9,
from include/linux/module.h:12,
from include/linux/moduleloader.h:6,
from kernel/module.c:11:
include/linux/kern_levels.h:5:18: warning: format '%lu' expects argument of type 'long unsigned int', but argument 3 has type 'unsigned int' [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:418:11: note: in definition of macro 'printk_index_wrap'
418 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:489:2: note: in expansion of macro 'printk'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:489:9: note: in expansion of macro 'KERN_ERR'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
kernel/module.c:2994:3: note: in expansion of macro 'pr_err'
2994 | pr_err("Invalid ELF section header size %d != %lu\n",
| ^~~~~~
kernel/module.c:2994:51: note: format string is defined here
2994 | pr_err("Invalid ELF section header size %d != %lu\n",
| ~~^
| |
| long unsigned int
| %u
In file included from include/linux/kernel.h:19,
from include/linux/list.h:9,
from include/linux/module.h:12,
from include/linux/moduleloader.h:6,
from kernel/module.c:11:
>> include/linux/kern_levels.h:5:18: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'unsigned int' [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:418:11: note: in definition of macro 'printk_index_wrap'
418 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:489:2: note: in expansion of macro 'printk'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:489:9: note: in expansion of macro 'KERN_ERR'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
kernel/module.c:3007:3: note: in expansion of macro 'pr_err'
3007 | pr_err("Invalid ELF section header overflow: %ld > %llu\n",
| ^~~~~~
kernel/module.c:3007:50: note: format string is defined here
3007 | pr_err("Invalid ELF section header overflow: %ld > %llu\n",
| ~~^
| |
| long int
| %d
In file included from include/linux/kernel.h:19,
from include/linux/list.h:9,
from include/linux/module.h:12,
from include/linux/moduleloader.h:6,
from kernel/module.c:11:
>> include/linux/kern_levels.h:5:18: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'long unsigned int' [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:418:11: note: in definition of macro 'printk_index_wrap'
418 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:489:2: note: in expansion of macro 'printk'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:489:9: note: in expansion of macro 'KERN_ERR'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
kernel/module.c:3007:3: note: in expansion of macro 'pr_err'
3007 | pr_err("Invalid ELF section header overflow: %ld > %llu\n",
| ^~~~~~
kernel/module.c:3007:57: note: format string is defined here
3007 | pr_err("Invalid ELF section header overflow: %ld > %llu\n",
| ~~~^
| |
| long long unsigned int
| %lu
In file included from include/linux/kernel.h:19,
from include/linux/list.h:9,
from include/linux/module.h:12,
from include/linux/moduleloader.h:6,
from kernel/module.c:11:
>> include/linux/kern_levels.h:5:18: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'Elf32_Word' {aka 'unsigned int'} [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:418:11: note: in definition of macro 'printk_index_wrap'
418 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:489:2: note: in expansion of macro 'printk'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:489:9: note: in expansion of macro 'KERN_ERR'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
kernel/module.c:3049:3: note: in expansion of macro 'pr_err'
3049 | pr_err("ELF Spec violation: section 0 type!=SH_NULL(%d) or non-zero len(%llu) or addr(%llu)\n",
| ^~~~~~
kernel/module.c:3049:78: note: format string is defined here
3049 | pr_err("ELF Spec violation: section 0 type!=SH_NULL(%d) or non-zero len(%llu) or addr(%llu)\n",
| ~~~^
| |
| long long unsigned int
| %u
In file included from include/linux/kernel.h:19,
from include/linux/list.h:9,
from include/linux/module.h:12,
from include/linux/moduleloader.h:6,
from kernel/module.c:11:
>> include/linux/kern_levels.h:5:18: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 4 has type 'Elf32_Addr' {aka 'unsigned int'} [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:418:11: note: in definition of macro 'printk_index_wrap'
418 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:489:2: note: in expansion of macro 'printk'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:489:9: note: in expansion of macro 'KERN_ERR'
489 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
kernel/module.c:3049:3: note: in expansion of macro 'pr_err'
3049 | pr_err("ELF Spec violation: section 0 type!=SH_NULL(%d) or non-zero len(%llu) or addr(%llu)\n",
| ^~~~~~
kernel/module.c:3049:92: note: format string is defined here
3049 | pr_err("ELF Spec violation: section 0 type!=SH_NULL(%d) or non-zero len(%llu) or addr(%llu)\n",
| ~~~^
| |
| long long unsigned int
| %u
vim +5 include/linux/kern_levels.h
314ba3520e513a Joe Perches 2012-07-30 4
04d2c8c83d0e3a Joe Perches 2012-07-30 @5 #define KERN_SOH "\001" /* ASCII Start Of Header */
04d2c8c83d0e3a Joe Perches 2012-07-30 6 #define KERN_SOH_ASCII '\001'
04d2c8c83d0e3a Joe Perches 2012-07-30 7
:::::: The code at line 5 was first introduced by commit
:::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern
:::::: TO: Joe Perches <joe@...ches.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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