* [linux-next:master 1564/1734] drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: sparse: incorrect type in argument 1 (different address spaces)
@ 2022-01-25 19:17 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-01-25 19:17 UTC (permalink / raw)
To: Kees Cook; +Cc: kbuild-all, Linux Memory Management List
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: d25ee88530253138d0b20d43511ca5acbda4e9f7
commit: 6f6f253efa1346fb0b7206c0361428aadbb22e08 [1564/1734] fortify: Detect struct member overflows in memset() at compile-time
config: mips-allyesconfig (https://download.01.org/0day-ci/archive/20220126/202201260139.mv3FtO5C-lkp@intel.com/config)
compiler: mips-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/next/linux-next.git/commit/?id=6f6f253efa1346fb0b7206c0361428aadbb22e08
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 6f6f253efa1346fb0b7206c0361428aadbb22e08
# 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=mips SHELL=/bin/bash drivers/video/fbdev/
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 >>)
command-line: note: in included file:
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
builtin:0:0: sparse: this was the original definition
drivers/video/fbdev/atmel_lcdfb.c:354:27: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected char [noderef] __iomem *screen_base @@ got void * @@
drivers/video/fbdev/atmel_lcdfb.c:354:27: sparse: expected char [noderef] __iomem *screen_base
drivers/video/fbdev/atmel_lcdfb.c:354:27: sparse: got void *
>> drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: expected void const *
drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: got char [noderef] __iomem *screen_base
>> drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: expected void const *
drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: got char [noderef] __iomem *screen_base
drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: expected void *
drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: got char [noderef] __iomem *screen_base
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *cpu_addr @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: expected void *cpu_addr
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: got char [noderef] __iomem *screen_base
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected void *cpu_addr @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: expected void *cpu_addr
drivers/video/fbdev/atmel_lcdfb.c:333:59: sparse: got char [noderef] __iomem *screen_base
--
command-line: note: in included file:
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQUIRE redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_SEQ_CST redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_ACQ_REL redefined
builtin:0:0: sparse: this was the original definition
builtin:1:9: sparse: sparse: preprocessor token __ATOMIC_RELEASE redefined
builtin:0:0: sparse: this was the original definition
drivers/video/fbdev/pvr2fb.c:336:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:336:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:338:31: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:345:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:347:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:349:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:540:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:541:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:560:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:569:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:573:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:574:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:579:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:580:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:581:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:584:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:585:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:588:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:591:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:595:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:595:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:596:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:600:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:612:19: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:614:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:616:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/video/fbdev/pvr2fb.c:800:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/pvr2fb.c:800:9: sparse: expected void const *
drivers/video/fbdev/pvr2fb.c:800:9: sparse: got char [noderef] __iomem *screen_base
>> drivers/video/fbdev/pvr2fb.c:800:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/pvr2fb.c:800:9: sparse: expected void const *
drivers/video/fbdev/pvr2fb.c:800:9: sparse: got char [noderef] __iomem *screen_base
drivers/video/fbdev/pvr2fb.c:800:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void * @@ got char [noderef] __iomem *screen_base @@
drivers/video/fbdev/pvr2fb.c:800:9: sparse: expected void *
drivers/video/fbdev/pvr2fb.c:800:9: sparse: got char [noderef] __iomem *screen_base
drivers/video/fbdev/pvr2fb.c:832:15: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:1071:11: sparse: sparse: Using plain integer as NULL pointer
drivers/video/fbdev/pvr2fb.c:233:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:233:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:240:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/pvr2fb.c:240:9: sparse: sparse: cast removes address space '__iomem' of expression
vim +362 drivers/video/fbdev/atmel_lcdfb.c
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 336
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 337 /**
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 338 * atmel_lcdfb_alloc_video_memory - Allocate framebuffer memory
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 339 * @sinfo: the frame buffer to allocate memory for
1d01e83557105e drivers/video/atmel_lcdfb.c Krzysztof Helt 2009-07-08 340 *
1d01e83557105e drivers/video/atmel_lcdfb.c Krzysztof Helt 2009-07-08 341 * This function is called only from the atmel_lcdfb_probe()
1d01e83557105e drivers/video/atmel_lcdfb.c Krzysztof Helt 2009-07-08 342 * so no locking by fb_info->mm_lock around smem_len setting is needed.
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 343 */
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 344 static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo)
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 345 {
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 346 struct fb_info *info = sinfo->info;
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 347 struct fb_var_screeninfo *var = &info->var;
ea757acad5a518 drivers/video/atmel_lcdfb.c Haavard Skinnemoen 2008-08-12 348 unsigned int smem_len;
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 349
ea757acad5a518 drivers/video/atmel_lcdfb.c Haavard Skinnemoen 2008-08-12 350 smem_len = (var->xres_virtual * var->yres_virtual
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 351 * ((var->bits_per_pixel + 7) / 8));
ea757acad5a518 drivers/video/atmel_lcdfb.c Haavard Skinnemoen 2008-08-12 352 info->fix.smem_len = max(smem_len, sinfo->smem_len);
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 353
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez 2016-01-22 @354 info->screen_base = dma_alloc_wc(info->device, info->fix.smem_len,
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez 2016-01-22 355 (dma_addr_t *)&info->fix.smem_start,
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez 2016-01-22 356 GFP_KERNEL);
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 357
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 358 if (!info->screen_base) {
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 359 return -ENOMEM;
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 360 }
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 361
01d3a5e7fab773 drivers/video/atmel_lcdfb.c Haavard Skinnemoen 2008-04-28 @362 memset(info->screen_base, 0, info->fix.smem_len);
01d3a5e7fab773 drivers/video/atmel_lcdfb.c Haavard Skinnemoen 2008-04-28 363
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 364 return 0;
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 365 }
14340586148e7c drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 366
:::::: The code at line 362 was first introduced by commit
:::::: 01d3a5e7fab7732cfc5d5d4533e9378ea435295a atmel_lcdfb: don't initialize a pre-allocated framebuffer
:::::: TO: Haavard Skinnemoen <hskinnemoen@atmel.com>
:::::: CC: Linus Torvalds <torvalds@linux-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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2022-01-25 19:17 [linux-next:master 1564/1734] drivers/video/fbdev/atmel_lcdfb.c:362:9: sparse: sparse: incorrect type in argument 1 (different address spaces) kernel test robot
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