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Subjectfs/pstore/ram_core.c:556:36: sparse: sparse: incorrect type in argument 1 (different address spaces)
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: c1dbe9a1c86da098a29dcdca1a67b65e2de7ec3a
commit: d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee ARM: mm: kill unused runtime hook arch_iounmap()
date: 5 weeks ago
config: arm-randconfig-s051-20220801 (https://download.01.org/0day-ci/archive/20220803/202208030508.dUAAIOzC-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0
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: v0.6.4-39-gce1a6720-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/ drivers/scsi/ drivers/video/fbdev/ fs/pstore/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

sparse warnings: (new ones prefixed by >>)
fs/pstore/ram_core.c:278:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *to @@ got unsigned char * @@
fs/pstore/ram_core.c:278:9: sparse: expected void volatile [noderef] __iomem *to
fs/pstore/ram_core.c:278:9: sparse: got unsigned char *
fs/pstore/ram_core.c:311:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const volatile [noderef] __iomem *from @@ got unsigned char * @@
fs/pstore/ram_core.c:311:9: sparse: expected void const volatile [noderef] __iomem *from
fs/pstore/ram_core.c:311:9: sparse: got unsigned char *
fs/pstore/ram_core.c:312:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const volatile [noderef] __iomem *from @@ got unsigned char * @@
fs/pstore/ram_core.c:312:9: sparse: expected void const volatile [noderef] __iomem *from
fs/pstore/ram_core.c:312:9: sparse: got unsigned char *
fs/pstore/ram_core.c:466:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *va @@ got void [noderef] __iomem * @@
fs/pstore/ram_core.c:466:20: sparse: expected void *va
fs/pstore/ram_core.c:466:20: sparse: got void [noderef] __iomem *
fs/pstore/ram_core.c:468:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *va @@ got void [noderef] __iomem * @@
fs/pstore/ram_core.c:468:20: sparse: expected void *va
fs/pstore/ram_core.c:468:20: sparse: got void [noderef] __iomem *
>> fs/pstore/ram_core.c:556:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *vaddr @@
fs/pstore/ram_core.c:556:36: sparse: expected void volatile [noderef] __iomem *io_addr
fs/pstore/ram_core.c:556:36: sparse: got void *vaddr
fs/pstore/ram_core.c:69:17: sparse: sparse: context imbalance in 'buffer_start_add' - unexpected unlock
fs/pstore/ram_core.c:95:17: sparse: sparse: context imbalance in 'buffer_size_add' - unexpected unlock
--
>> drivers/scsi/megaraid.c:4470:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void * @@
drivers/scsi/megaraid.c:4470:26: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/scsi/megaraid.c:4470:26: sparse: got void *
drivers/scsi/megaraid.c:4529:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void * @@
drivers/scsi/megaraid.c:4529:26: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/scsi/megaraid.c:4529:26: sparse: got void *
--
drivers/gpu/drm/drm_bufs.c:227:45: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_bufs.c:227:45: sparse: expected void *handle
drivers/gpu/drm/drm_bufs.c:227:45: sparse: got void [noderef] __iomem *
drivers/gpu/drm/drm_bufs.c:230:45: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_bufs.c:230:45: sparse: expected void *handle
drivers/gpu/drm/drm_bufs.c:230:45: sparse: got void [noderef] __iomem *
>> drivers/gpu/drm/drm_bufs.c:346:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@
drivers/gpu/drm/drm_bufs.c:346:36: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/drm_bufs.c:346:36: sparse: got void *handle
drivers/gpu/drm/drm_bufs.c:363:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@
drivers/gpu/drm/drm_bufs.c:363:36: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/drm_bufs.c:363:36: sparse: got void *handle
drivers/gpu/drm/drm_bufs.c:540:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@
drivers/gpu/drm/drm_bufs.c:540:28: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/drm_bufs.c:540:28: sparse: got void *handle
--
drivers/gpu/drm/drm_memory.c:115:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_memory.c:115:29: sparse: expected void *handle
drivers/gpu/drm/drm_memory.c:115:29: sparse: got void [noderef] __iomem *
drivers/gpu/drm/drm_memory.c:124:29: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *handle @@ got void [noderef] __iomem * @@
drivers/gpu/drm/drm_memory.c:124:29: sparse: expected void *handle
drivers/gpu/drm/drm_memory.c:124:29: sparse: got void [noderef] __iomem *
>> drivers/gpu/drm/drm_memory.c:136:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@
drivers/gpu/drm/drm_memory.c:136:28: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/drm_memory.c:136:28: sparse: got void *handle
--
>> drivers/gpu/drm/drm_vm.c:270:44: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *handle @@
drivers/gpu/drm/drm_vm.c:270:44: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/drm_vm.c:270:44: sparse: got void *handle
--
drivers/video/fbdev/imsttfb.c:1513:30: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/imsttfb.c:1513:27: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected char [noderef] __iomem *screen_base @@ got unsigned char [usertype] * @@
drivers/video/fbdev/imsttfb.c:1513:27: sparse: expected char [noderef] __iomem *screen_base
drivers/video/fbdev/imsttfb.c:1513:27: sparse: got unsigned char [usertype] *
drivers/video/fbdev/imsttfb.c:1522:27: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/video/fbdev/imsttfb.c:1548:20: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got unsigned char [usertype] *cmap_regs @@
drivers/video/fbdev/imsttfb.c:1548:20: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/video/fbdev/imsttfb.c:1548:20: sparse: got unsigned char [usertype] *cmap_regs
drivers/video/fbdev/imsttfb.c:1360:15: sparse: sparse: cast removes address space '__iomem' of expression
drivers/video/fbdev/imsttfb.c:1361:16: sparse: sparse: cast removes address space '__iomem' of expression
--
drivers/gpu/drm/ttm/ttm_bo_util.c:292:38: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *virtual @@ got void [noderef] __iomem * @@
drivers/gpu/drm/ttm/ttm_bo_util.c:292:38: sparse: expected void *virtual
drivers/gpu/drm/ttm/ttm_bo_util.c:292:38: sparse: got void [noderef] __iomem *
drivers/gpu/drm/ttm/ttm_bo_util.c:298:38: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *virtual @@ got void [noderef] __iomem * @@
drivers/gpu/drm/ttm/ttm_bo_util.c:298:38: sparse: expected void *virtual
drivers/gpu/drm/ttm/ttm_bo_util.c:298:38: sparse: got void [noderef] __iomem *
>> drivers/gpu/drm/ttm/ttm_bo_util.c:378:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *virtual @@
drivers/gpu/drm/ttm/ttm_bo_util.c:378:28: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/ttm/ttm_bo_util.c:378:28: sparse: got void *virtual
--
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:104:58: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:104:58: sparse: expected void volatile [noderef] __iomem *addr
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:104:58: sparse: got void *
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:110:58: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:110:58: sparse: expected void const volatile [noderef] __iomem *addr
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:110:58: sparse: got void *
>> drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:157:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *[assigned] emap @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:157:25: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:157:25: sparse: got void *[assigned] emap
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:174:19: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *map @@ got void [noderef] __iomem * @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:174:19: sparse: expected void *map
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:174:19: sparse: got void [noderef] __iomem *
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:225:28: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void *map @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:225:28: sparse: expected void [noderef] __iomem *
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:225:28: sparse: got void *map
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:233:28: sparse: sparse: incorrect type in return expression (different address spaces) @@ expected void [noderef] __iomem * @@ got void *map @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:233:28: sparse: expected void [noderef] __iomem *
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:233:28: sparse: got void *map
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:240:21: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *map @@ got void *map @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:240:21: sparse: expected void [noderef] __iomem *map
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:240:21: sparse: got void *map
>> drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:327:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *[assigned] map @@
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:327:25: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c:327:25: sparse: got void *[assigned] map
--
>> drivers/gpu/drm/armada/armada_gem.c:63:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void *addr @@
drivers/gpu/drm/armada/armada_gem.c:63:37: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/armada/armada_gem.c:63:37: sparse: got void *addr
drivers/gpu/drm/armada/armada_gem.c:185:28: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *addr @@ got void [noderef] __iomem * @@
drivers/gpu/drm/armada/armada_gem.c:185:28: sparse: expected void *addr
drivers/gpu/drm/armada/armada_gem.c:185:28: sparse: got void [noderef] __iomem *
--
drivers/gpu/drm/qxl/qxl_kms.c:168:19: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct qxl_rom *rom @@ got void [noderef] __iomem * @@
drivers/gpu/drm/qxl/qxl_kms.c:168:19: sparse: expected struct qxl_rom *rom
drivers/gpu/drm/qxl/qxl_kms.c:168:19: sparse: got void [noderef] __iomem *
drivers/gpu/drm/qxl/qxl_kms.c:186:26: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct qxl_ram_header *ram_header @@ got void [noderef] __iomem * @@
drivers/gpu/drm/qxl/qxl_kms.c:186:26: sparse: expected struct qxl_ram_header *ram_header
drivers/gpu/drm/qxl/qxl_kms.c:186:26: sparse: got void [noderef] __iomem *
>> drivers/gpu/drm/qxl/qxl_kms.c:275:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct qxl_ram_header *ram_header @@
drivers/gpu/drm/qxl/qxl_kms.c:275:21: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/qxl/qxl_kms.c:275:21: sparse: got struct qxl_ram_header *ram_header
>> drivers/gpu/drm/qxl/qxl_kms.c:279:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct qxl_rom *rom @@
drivers/gpu/drm/qxl/qxl_kms.c:279:21: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/qxl/qxl_kms.c:279:21: sparse: got struct qxl_rom *rom
drivers/gpu/drm/qxl/qxl_kms.c:323:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct qxl_ram_header *ram_header @@
drivers/gpu/drm/qxl/qxl_kms.c:323:21: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/qxl/qxl_kms.c:323:21: sparse: got struct qxl_ram_header *ram_header
drivers/gpu/drm/qxl/qxl_kms.c:324:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct qxl_rom *rom @@
drivers/gpu/drm/qxl/qxl_kms.c:324:21: sparse: expected void volatile [noderef] __iomem *io_addr
drivers/gpu/drm/qxl/qxl_kms.c:324:21: sparse: got struct qxl_rom *rom

vim +556 fs/pstore/ram_core.c

bb4206f2042d950 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 545
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 546 void persistent_ram_free(struct persistent_ram_zone *prz)
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 547 {
beeb94321a7a6d4 fs/pstore/ram_core.c Anton Vorontsov 2012-06-18 548 if (!prz)
beeb94321a7a6d4 fs/pstore/ram_core.c Anton Vorontsov 2012-06-18 549 return;
beeb94321a7a6d4 fs/pstore/ram_core.c Anton Vorontsov 2012-06-18 550
beeb94321a7a6d4 fs/pstore/ram_core.c Anton Vorontsov 2012-06-18 551 if (prz->vaddr) {
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 552 if (pfn_valid(prz->paddr >> PAGE_SHIFT)) {
831b624df1b420c fs/pstore/ram_core.c Bin Yang 2018-09-12 553 /* We must vunmap() at page-granularity. */
831b624df1b420c fs/pstore/ram_core.c Bin Yang 2018-09-12 554 vunmap(prz->vaddr - offset_in_page(prz->paddr));
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 555 } else {
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 @556 iounmap(prz->vaddr);
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 557 release_mem_region(prz->paddr, prz->size);
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 558 }
beeb94321a7a6d4 fs/pstore/ram_core.c Anton Vorontsov 2012-06-18 559 prz->vaddr = NULL;
beeb94321a7a6d4 fs/pstore/ram_core.c Anton Vorontsov 2012-06-18 560 }
f2531f1976d98a7 fs/pstore/ram_core.c Kees Cook 2018-03-07 561 if (prz->rs_decoder) {
f2531f1976d98a7 fs/pstore/ram_core.c Kees Cook 2018-03-07 562 free_rs(prz->rs_decoder);
f2531f1976d98a7 fs/pstore/ram_core.c Kees Cook 2018-03-07 563 prz->rs_decoder = NULL;
f2531f1976d98a7 fs/pstore/ram_core.c Kees Cook 2018-03-07 564 }
f2531f1976d98a7 fs/pstore/ram_core.c Kees Cook 2018-03-07 565 kfree(prz->ecc_info.par);
f2531f1976d98a7 fs/pstore/ram_core.c Kees Cook 2018-03-07 566 prz->ecc_info.par = NULL;
f2531f1976d98a7 fs/pstore/ram_core.c Kees Cook 2018-03-07 567
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 568 persistent_ram_free_old(prz);
1227daa43bce131 fs/pstore/ram_core.c Kees Cook 2018-10-17 569 kfree(prz->label);
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 570 kfree(prz);
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 571 }
d3b487695120b53 drivers/staging/android/persistent_ram.c Anton Vorontsov 2012-05-11 572

:::::: The code at line 556 was first introduced by commit
:::::: d3b487695120b5342067244253697eabb121436d staging: android: persistent_ram: Introduce persistent_ram_free()

:::::: TO: Anton Vorontsov <anton.vorontsov@linaro.org>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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