Hi Kefeng, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 734339e5c1c46e3af041b4c288c213e045e34354 commit: d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee [4821/9846] ARM: mm: kill unused runtime hook arch_iounmap() config: arm-randconfig-s031-20220712 (https://download.01.org/0day-ci/archive/20220713/202207130808.IGihp6qP-lkp@xxxxxxxxx/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0 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: v0.6.4-39-gce1a6720-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee 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 d803336abdbc1bfacdb32b2cf9f4fdbee072b8ee # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=arm SHELL=/bin/bash arch/arm/mach-orion5x/ drivers/isdn/hardware/mISDN/ drivers/scsi/ sound/soc/codecs/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) arch/arm/mach-orion5x/tsx09-common.c:120:26: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected char *nor_page @@ got void [noderef] __iomem * @@ arch/arm/mach-orion5x/tsx09-common.c:120:26: sparse: expected char *nor_page arch/arm/mach-orion5x/tsx09-common.c:120:26: sparse: got void [noderef] __iomem * >> arch/arm/mach-orion5x/tsx09-common.c:123:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got char *nor_page @@ arch/arm/mach-orion5x/tsx09-common.c:123:33: sparse: expected void volatile [noderef] __iomem *io_addr arch/arm/mach-orion5x/tsx09-common.c:123:33: sparse: got char *nor_page -- >> 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/scsi/hptiop.c:150:17: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:171:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:171:9: sparse: expected void volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:171:9: sparse: got restricted __le32 * drivers/scsi/hptiop.c:208:18: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:208:18: sparse: expected void const volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:208:18: sparse: got restricted __le32 * drivers/scsi/hptiop.c:209:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:209:9: sparse: expected void volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:209:9: sparse: got restricted __le32 * drivers/scsi/hptiop.c:244:44: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] result @@ got int @@ drivers/scsi/hptiop.c:244:44: sparse: expected restricted __le32 [usertype] result drivers/scsi/hptiop.c:244:44: sparse: got int drivers/scsi/hptiop.c:289:35: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:276:32: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:277:34: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] cur_rptr @@ got restricted __le32 [usertype] outlist_rptr @@ drivers/scsi/hptiop.c:277:34: sparse: expected unsigned int [usertype] cur_rptr drivers/scsi/hptiop.c:277:34: sparse: got restricted __le32 [usertype] outlist_rptr drivers/scsi/hptiop.c:283:38: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] _tag @@ got restricted __le32 [usertype] val @@ drivers/scsi/hptiop.c:283:38: sparse: expected unsigned int [usertype] _tag drivers/scsi/hptiop.c:283:38: sparse: got restricted __le32 [usertype] val drivers/scsi/hptiop.c:288:52: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] outlist_rptr @@ got unsigned int [assigned] [usertype] cur_rptr @@ drivers/scsi/hptiop.c:288:52: sparse: expected restricted __le32 [usertype] outlist_rptr drivers/scsi/hptiop.c:288:52: sparse: got unsigned int [assigned] [usertype] cur_rptr drivers/scsi/hptiop.c:369:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:369:9: sparse: expected void volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:369:9: sparse: got restricted __le32 * drivers/scsi/hptiop.c:370:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:370:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:370:9: sparse: got restricted __le32 * drivers/scsi/hptiop.c:453:64: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct hpt_iop_request_get_config *info @@ got struct hpt_iop_request_get_config [noderef] __iomem *config @@ drivers/scsi/hptiop.c:453:64: sparse: expected struct hpt_iop_request_get_config *info drivers/scsi/hptiop.c:453:64: sparse: got struct hpt_iop_request_get_config [noderef] __iomem *config drivers/scsi/hptiop.c:455:25: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:557:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:557:9: sparse: expected void volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:557:9: sparse: got restricted __le32 * drivers/scsi/hptiop.c:637:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct hpt_iopmv_regs *regs @@ got void [noderef] __iomem * @@ drivers/scsi/hptiop.c:637:24: sparse: expected struct hpt_iopmv_regs *regs drivers/scsi/hptiop.c:637:24: sparse: got void [noderef] __iomem * >> drivers/scsi/hptiop.c:643:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct hpt_iopmv_regs *regs @@ drivers/scsi/hptiop.c:643:34: sparse: expected void volatile [noderef] __iomem *io_addr drivers/scsi/hptiop.c:643:34: sparse: got struct hpt_iopmv_regs *regs drivers/scsi/hptiop.c:667:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got struct hpt_iopmv_regs *regs @@ drivers/scsi/hptiop.c:667:26: sparse: expected void volatile [noderef] __iomem *io_addr drivers/scsi/hptiop.c:667:26: sparse: got struct hpt_iopmv_regs *regs drivers/scsi/hptiop.c:933:27: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:938:34: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:939:30: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:943:43: sparse: sparse: invalid assignment: &= drivers/scsi/hptiop.c:943:43: sparse: left side has type restricted __le32 drivers/scsi/hptiop.c:943:43: sparse: right side has type int drivers/scsi/hptiop.c:944:43: sparse: sparse: invalid assignment: ^= drivers/scsi/hptiop.c:944:43: sparse: left side has type restricted __le32 drivers/scsi/hptiop.c:944:43: sparse: right side has type int drivers/scsi/hptiop.c:949:57: sparse: sparse: restricted __le32 degrades to integer drivers/scsi/hptiop.c:949:48: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] intrfc_len @@ got unsigned int @@ drivers/scsi/hptiop.c:949:48: sparse: expected restricted __le32 [usertype] intrfc_len drivers/scsi/hptiop.c:949:48: sparse: got unsigned int drivers/scsi/hptiop.c:950:9: sparse: sparse: cast from restricted __le32 drivers/scsi/hptiop.c:975:9: sparse: sparse: cast from restricted __le32 drivers/scsi/hptiop.c:977:9: sparse: sparse: cast from restricted __le32 drivers/scsi/hptiop.c:980:9: sparse: sparse: cast from restricted __le32 drivers/scsi/hptiop.c:982:9: sparse: sparse: cast from restricted __le32 drivers/scsi/hptiop.c:985:9: sparse: sparse: cast from restricted __le32 drivers/scsi/hptiop.c:987:9: sparse: sparse: cast from restricted __le32 drivers/scsi/hptiop.c:990:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] inlist_wptr @@ got unsigned int @@ drivers/scsi/hptiop.c:990:35: sparse: expected restricted __le32 [usertype] inlist_wptr drivers/scsi/hptiop.c:990:35: sparse: got unsigned int drivers/scsi/hptiop.c:991:37: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] @@ got unsigned int @@ drivers/scsi/hptiop.c:991:37: sparse: expected restricted __le32 [usertype] drivers/scsi/hptiop.c:991:37: sparse: got unsigned int drivers/scsi/hptiop.c:992:36: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __le32 [usertype] outlist_rptr @@ got unsigned int @@ drivers/scsi/hptiop.c:992:36: sparse: expected restricted __le32 [usertype] outlist_rptr drivers/scsi/hptiop.c:992:36: sparse: got unsigned int drivers/scsi/hptiop.c:1534:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:1534:9: sparse: expected void volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:1534:9: sparse: got restricted __le32 * drivers/scsi/hptiop.c:1535:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got restricted __le32 * @@ drivers/scsi/hptiop.c:1535:9: sparse: expected void const volatile [noderef] __iomem *addr drivers/scsi/hptiop.c:1535:9: sparse: got restricted __le32 * drivers/scsi/hptiop.c:150:17: sparse: sparse: dereference of noderef expression drivers/scsi/hptiop.c:150:17: sparse: sparse: dereference of noderef expression -- drivers/isdn/hardware/mISDN/hfcmulti.c:452:17: sparse: sparse: cast from restricted __le32 drivers/isdn/hardware/mISDN/hfcmulti.c:457:17: sparse: sparse: cast from restricted __le16 drivers/isdn/hardware/mISDN/hfcmulti.c:472:17: sparse: sparse: cast from restricted __le32 drivers/isdn/hardware/mISDN/hfcmulti.c:478:17: sparse: sparse: cast from restricted __le16 drivers/isdn/hardware/mISDN/hfcmulti.c:496:32: sparse: sparse: cast to restricted __le32 drivers/isdn/hardware/mISDN/hfcmulti.c:501:32: sparse: sparse: cast to restricted __le16 drivers/isdn/hardware/mISDN/hfcmulti.c:518:25: sparse: sparse: cast to restricted __le32 drivers/isdn/hardware/mISDN/hfcmulti.c:524:25: sparse: sparse: cast to restricted __le16 >> drivers/isdn/hardware/mISDN/hfcmulti.c:1092:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *io_addr @@ got void * @@ drivers/isdn/hardware/mISDN/hfcmulti.c:1092:26: sparse: expected void volatile [noderef] __iomem *io_addr drivers/isdn/hardware/mISDN/hfcmulti.c:1092:26: sparse: got void * vim +123 arch/arm/mach-orion5x/tsx09-common.c 530c854aa351b2 Sylver Bruneau 2008-05-31 106 530c854aa351b2 Sylver Bruneau 2008-05-31 107 /* 530c854aa351b2 Sylver Bruneau 2008-05-31 108 * The 'NAS Config' flash partition has an ext2 filesystem which 530c854aa351b2 Sylver Bruneau 2008-05-31 109 * contains a file that has the ethernet MAC address in plain text 530c854aa351b2 Sylver Bruneau 2008-05-31 110 * (format "xx:xx:xx:xx:xx:xx\n"). 530c854aa351b2 Sylver Bruneau 2008-05-31 111 */ 530c854aa351b2 Sylver Bruneau 2008-05-31 112 void __init qnap_tsx09_find_mac_addr(u32 mem_base, u32 size) 530c854aa351b2 Sylver Bruneau 2008-05-31 113 { 530c854aa351b2 Sylver Bruneau 2008-05-31 114 unsigned long addr; 530c854aa351b2 Sylver Bruneau 2008-05-31 115 530c854aa351b2 Sylver Bruneau 2008-05-31 116 for (addr = mem_base; addr < (mem_base + size); addr += 1024) { 13a55372b64e00 David S. Miller 2018-02-26 117 char *nor_page; 530c854aa351b2 Sylver Bruneau 2008-05-31 118 int ret = 0; 530c854aa351b2 Sylver Bruneau 2008-05-31 119 530c854aa351b2 Sylver Bruneau 2008-05-31 @120 nor_page = ioremap(addr, 1024); 530c854aa351b2 Sylver Bruneau 2008-05-31 121 if (nor_page != NULL) { 13a55372b64e00 David S. Miller 2018-02-26 122 ret = qnap_tsx09_check_mac_addr(nor_page); 530c854aa351b2 Sylver Bruneau 2008-05-31 @123 iounmap(nor_page); :::::: The code at line 123 was first introduced by commit :::::: 530c854aa351b2c7b3b3b6bedae8143310875206 [ARM] Orion: remove code duplication in TS209 and TS409 setup files :::::: TO: Sylver Bruneau <sylver.bruneau@xxxxxxxxxxxxxx> :::::: CC: Lennert Buytenhek <buytenh@xxxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://01.org/lkp
