On 16. 12. 20, 13:07, kernel test robot wrote:
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
master
head: d01e7f10dae29eba0f9ada82b65d24e035d5b2f9
commit: 07edff9265204e15c9fc8d07cc69e38c4c484e15 vt: keyboard, reorder user
buffer handling in vt_do_kdgkb_ioctl
date: 6 weeks ago
config: sh-randconfig-s032-20201216 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
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: v0.6.3-184-g1b896707-dirty
#
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=07edff9265204e15c9fc8d07cc69e38c4c484e15
git remote add linus
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 07edff9265204e15c9fc8d07cc69e38c4c484e15
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
"sparse warnings: (new ones prefixed by >>)"
drivers/tty/vt/keyboard.c:1745:21: sparse: sparse: incorrect type in
initializer (different address spaces) @@ expected unsigned int const
*__gu_addr @@ got unsigned int [noderef] __user * @@
drivers/tty/vt/keyboard.c:1745:21: sparse: expected unsigned int const
*__gu_addr
drivers/tty/vt/keyboard.c:1745:21: sparse: got unsigned int [noderef]
__user *
drivers/tty/vt/keyboard.c:1745:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@
Guys,
any idea why __gu_addr in superH's __get_user_check is not marked as __user?
thanks,
--
js
suse labs