tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   c0842fbc1b18c7a044e6ff3e8fa78bfa822c7d1a
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to 
define address spaces
date:   7 weeks ago
config: arm-randconfig-s031-20200804 (attached as .config)
compiler: arm-linux-gnueabi-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: v0.6.2-117-g8c7aee71-dirty
        git checkout 670d0a4b10704667765f7d18f7592993d02783aa
        # 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=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


sparse warnings: (new ones prefixed by >>)

>> drivers/net/ethernet/freescale/xgmac_mdio.c:306:20: sparse: sparse: 
>> incorrect type in argument 1 (different address spaces) @@     expected void 
>> volatile [noderef] __iomem *iomem_cookie @@     got void *priv @@
>> drivers/net/ethernet/freescale/xgmac_mdio.c:306:20: sparse:     expected 
>> void volatile [noderef] __iomem *iomem_cookie
   drivers/net/ethernet/freescale/xgmac_mdio.c:306:20: sparse:     got void 
*priv
--
>> drivers/net/wan/fsl_ucc_hdlc.c:305:17: sparse: sparse: incorrect type in 
>> argument 2 (different address spaces) @@     expected void volatile 
>> [noderef] __iomem *addr @@     got restricted __be16 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:305:17: sparse:     expected void volatile 
>> [noderef] __iomem *addr
   drivers/net/wan/fsl_ucc_hdlc.c:305:17: sparse:     got restricted __be16 *
>> drivers/net/wan/fsl_ucc_hdlc.c:306:17: sparse: sparse: incorrect type in 
>> argument 2 (different address spaces) @@     expected void volatile 
>> [noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:306:17: sparse:     expected void volatile 
[noderef] __iomem *addr
   drivers/net/wan/fsl_ucc_hdlc.c:306:17: sparse:     got restricted __be32 *
   drivers/net/wan/fsl_ucc_hdlc.c:316:17: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:316:17: sparse:     expected void volatile 
[noderef] __iomem *addr
   drivers/net/wan/fsl_ucc_hdlc.c:316:17: sparse:     got restricted __be16 *
   drivers/net/wan/fsl_ucc_hdlc.c:317:17: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:317:17: sparse:     expected void volatile 
[noderef] __iomem *addr
   drivers/net/wan/fsl_ucc_hdlc.c:317:17: sparse:     got restricted __be32 *
   drivers/net/wan/fsl_ucc_hdlc.c:368:29: sparse: sparse: incorrect type in 
assignment (different base types) @@     expected unsigned short [usertype] @@  
   got restricted __be16 [usertype] @@
   drivers/net/wan/fsl_ucc_hdlc.c:368:29: sparse:     expected unsigned short 
[usertype]
   drivers/net/wan/fsl_ucc_hdlc.c:368:29: sparse:     got restricted __be16 
[usertype]
   drivers/net/wan/fsl_ucc_hdlc.c:375:36: sparse: sparse: restricted __be16 
degrades to integer
   drivers/net/wan/fsl_ucc_hdlc.c:398:12: sparse: sparse: incorrect type in 
assignment (different address spaces) @@     expected struct qe_bd [noderef] 
__iomem *bd @@     got struct qe_bd *curtx_bd @@
   drivers/net/wan/fsl_ucc_hdlc.c:398:12: sparse:     expected struct qe_bd 
[noderef] __iomem *bd
   drivers/net/wan/fsl_ucc_hdlc.c:398:12: sparse:     got struct qe_bd *curtx_bd
   drivers/net/wan/fsl_ucc_hdlc.c:408:35: sparse: sparse: dereference of 
noderef expression
   drivers/net/wan/fsl_ucc_hdlc.c:421:20: sparse: sparse: incorrect type in 
assignment (different address spaces) @@     expected struct qe_bd [noderef] 
__iomem *[assigned] bd @@     got struct qe_bd *tx_bd_base @@
   drivers/net/wan/fsl_ucc_hdlc.c:421:20: sparse:     expected struct qe_bd 
[noderef] __iomem *[assigned] bd
   drivers/net/wan/fsl_ucc_hdlc.c:421:20: sparse:     got struct qe_bd 
*tx_bd_base
   drivers/net/wan/fsl_ucc_hdlc.c:423:16: sparse: sparse: incompatible types in 
comparison expression (different address spaces):
   drivers/net/wan/fsl_ucc_hdlc.c:423:16: sparse:    struct qe_bd [noderef] 
__iomem *
   drivers/net/wan/fsl_ucc_hdlc.c:423:16: sparse:    struct qe_bd *
>> drivers/net/wan/fsl_ucc_hdlc.c:458:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be16 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:458:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be16 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:458:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be16 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:458:21: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:502:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:502:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:502:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:502:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:524:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:524:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:524:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:524:21: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:548:26: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:548:26: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:548:26: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:548:26: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:592:17: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:607:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:607:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:607:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:607:29: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:850:38: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected struct qe_mux 
*qe_mux_reg @@     got struct qe_mux [noderef] __iomem * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:853:28: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be32 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:853:28: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be32 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:853:28: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be32 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:853:28: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be32 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:853:28: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be32 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:853:28: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:854:28: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:854:28: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:854:28: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:854:28: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:854:28: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:854:28: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:857:27: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:857:27: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:857:27: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:857:27: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:857:27: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:857:27: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got restricted __be32 * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:860:9: sparse: sparse: incorrect type in 
>> argument 2 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *from @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:865:38: sparse: sparse: incorrect type in 
initializer (different address spaces) @@     expected struct qe_mux 
*qe_mux_reg @@     got struct qe_mux [noderef] __iomem * @@
>> drivers/net/wan/fsl_ucc_hdlc.c:867:9: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void volatile 
>> [noderef] __iomem *to @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:869:9: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:870:9: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:872:9: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:992:17: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:993:17: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:1003:17: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be16 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:1004:17: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got restricted __be32 * @@
   drivers/net/wan/fsl_ucc_hdlc.c:408:35: sparse: sparse: dereference of 
noderef expression
   drivers/net/wan/fsl_ucc_hdlc.c:408:35: sparse: sparse: dereference of 
noderef expression
   drivers/net/wan/fsl_ucc_hdlc.c:723:29: sparse: sparse: dereference of 
noderef expression
   drivers/net/wan/fsl_ucc_hdlc.c:814:21: sparse: sparse: dereference of 
noderef expression
   drivers/net/wan/fsl_ucc_hdlc.c:1020:29: sparse: sparse: dereference of 
noderef expression

vim +306 drivers/net/ethernet/freescale/xgmac_mdio.c

9f35a7342cff0b Timur Tabi     2012-08-20  300  
33897cc869eef8 Bill Pemberton 2012-12-03  301  static int 
xgmac_mdio_remove(struct platform_device *pdev)
9f35a7342cff0b Timur Tabi     2012-08-20  302  {
8513fbd880093f Jingoo Han     2013-05-23  303   struct mii_bus *bus = 
platform_get_drvdata(pdev);
9f35a7342cff0b Timur Tabi     2012-08-20  304  
9f35a7342cff0b Timur Tabi     2012-08-20  305   mdiobus_unregister(bus);
9f35a7342cff0b Timur Tabi     2012-08-20 @306   iounmap(bus->priv);
9f35a7342cff0b Timur Tabi     2012-08-20  307   mdiobus_free(bus);
9f35a7342cff0b Timur Tabi     2012-08-20  308  
9f35a7342cff0b Timur Tabi     2012-08-20  309   return 0;
9f35a7342cff0b Timur Tabi     2012-08-20  310  }
9f35a7342cff0b Timur Tabi     2012-08-20  311  

:::::: The code at line 306 was first introduced by commit
:::::: 9f35a7342cff0be72e3c038ea972e07662ca1ce8 net/fsl: introduce Freescale 
10G MDIO driver

:::::: TO: Timur Tabi <[email protected]>
:::::: CC: David S. Miller <[email protected]>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]

Attachment: .config.gz
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