* [mic:next 1/4] kernel/sysctl.c:897:51: sparse: sparse: incorrect type in argument 3 (different address spaces)
@ 2022-01-30 2:52 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2022-01-30 2:52 UTC (permalink / raw)
To: Mickaël Salaün; +Cc: kbuild-all, linux-kernel
tree: git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git next
head: e8a1a72b5883a6aa1480e0a46f1df1960e18fa3a
commit: c96303ec34ab5dffd825142d2c1b30484b6ca879 [1/4] printk: Move back proc_dointvec_minmax_sysadmin() to sysctl.c
config: sparc-randconfig-s032-20220130 (https://download.01.org/0day-ci/archive/20220130/202201301017.4PgkIeBv-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 11.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git/commit/?id=c96303ec34ab5dffd825142d2c1b30484b6ca879
git remote add mic git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git
git fetch --no-tags mic next
git checkout c96303ec34ab5dffd825142d2c1b30484b6ca879
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=sparc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
>> kernel/sysctl.c:897:51: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void * @@ got void [noderef] __user *buffer @@
kernel/sysctl.c:897:51: sparse: expected void *
kernel/sysctl.c:897:51: sparse: got void [noderef] __user *buffer
kernel/sysctl.c:891:5: sparse: sparse: symbol 'proc_dointvec_minmax_sysadmin' redeclared with different type (incompatible argument 3 (different address spaces)):
>> kernel/sysctl.c:891:5: sparse: int extern [addressable] [signed] [toplevel] proc_dointvec_minmax_sysadmin( ... )
kernel/sysctl.c: note: in included file (through include/linux/umh.h, include/linux/kmod.h, include/linux/module.h):
include/linux/sysctl.h:72:5: sparse: note: previously declared as:
>> include/linux/sysctl.h:72:5: sparse: int extern [addressable] [signed] [toplevel] proc_dointvec_minmax_sysadmin( ... )
vim +897 kernel/sysctl.c
890
> 891 int proc_dointvec_minmax_sysadmin(struct ctl_table *table, int write,
892 void __user *buffer, size_t *lenp, loff_t *ppos)
893 {
894 if (write && !capable(CAP_SYS_ADMIN))
895 return -EPERM;
896
> 897 return proc_dointvec_minmax(table, write, buffer, lenp, ppos);
898 }
899
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
^ permalink raw reply [flat|nested] 2+ messages in thread
* [mic:next 1/4] kernel/sysctl.c:897:51: sparse: sparse: incorrect type in argument 3 (different address spaces)
@ 2022-01-30 2:52 ` kernel test robot
0 siblings, 0 replies; 2+ messages in thread
From: kernel test robot @ 2022-01-30 2:52 UTC (permalink / raw)
To: kbuild-all
[-- Attachment #1: Type: text/plain, Size: 2738 bytes --]
tree: git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git next
head: e8a1a72b5883a6aa1480e0a46f1df1960e18fa3a
commit: c96303ec34ab5dffd825142d2c1b30484b6ca879 [1/4] printk: Move back proc_dointvec_minmax_sysadmin() to sysctl.c
config: sparc-randconfig-s032-20220130 (https://download.01.org/0day-ci/archive/20220130/202201301017.4PgkIeBv-lkp(a)intel.com/config)
compiler: sparc-linux-gcc (GCC) 11.2.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git/commit/?id=c96303ec34ab5dffd825142d2c1b30484b6ca879
git remote add mic git://git.kernel.org/pub/scm/linux/kernel/git/mic/linux.git
git fetch --no-tags mic next
git checkout c96303ec34ab5dffd825142d2c1b30484b6ca879
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=sparc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
>> kernel/sysctl.c:897:51: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void * @@ got void [noderef] __user *buffer @@
kernel/sysctl.c:897:51: sparse: expected void *
kernel/sysctl.c:897:51: sparse: got void [noderef] __user *buffer
kernel/sysctl.c:891:5: sparse: sparse: symbol 'proc_dointvec_minmax_sysadmin' redeclared with different type (incompatible argument 3 (different address spaces)):
>> kernel/sysctl.c:891:5: sparse: int extern [addressable] [signed] [toplevel] proc_dointvec_minmax_sysadmin( ... )
kernel/sysctl.c: note: in included file (through include/linux/umh.h, include/linux/kmod.h, include/linux/module.h):
include/linux/sysctl.h:72:5: sparse: note: previously declared as:
>> include/linux/sysctl.h:72:5: sparse: int extern [addressable] [signed] [toplevel] proc_dointvec_minmax_sysadmin( ... )
vim +897 kernel/sysctl.c
890
> 891 int proc_dointvec_minmax_sysadmin(struct ctl_table *table, int write,
892 void __user *buffer, size_t *lenp, loff_t *ppos)
893 {
894 if (write && !capable(CAP_SYS_ADMIN))
895 return -EPERM;
896
> 897 return proc_dointvec_minmax(table, write, buffer, lenp, ppos);
898 }
899
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-01-30 2:52 [mic:next 1/4] kernel/sysctl.c:897:51: sparse: sparse: incorrect type in argument 3 (different address spaces) kernel test robot
2022-01-30 2:52 ` kernel test robot
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