Hi Luc, First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 88bb507a74ea7d75fa49edd421eaa710a7d80598 commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr() date: 5 months ago config: sh-randconfig-s031-20210202 (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: v0.6.3-215-g0fb77bb6-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959 # 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 >>)" >> arch/sh/kernel/cpu/sh3/serial-sh770x.c:15:16: sparse: sparse: incorrect type >> in argument 1 (different base types) @@ expected void const volatile >> [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/kernel/cpu/sh3/serial-sh770x.c:15:16: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/cpu/sh3/serial-sh770x.c:15:16: sparse: got unsigned int arch/sh/kernel/cpu/sh3/serial-sh770x.c:17:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/kernel/cpu/sh3/serial-sh770x.c:17:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/cpu/sh3/serial-sh770x.c:17:9: sparse: got unsigned int arch/sh/kernel/cpu/sh3/serial-sh770x.c:21:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/kernel/cpu/sh3/serial-sh770x.c:21:24: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/cpu/sh3/serial-sh770x.c:21:24: sparse: got unsigned int arch/sh/kernel/cpu/sh3/serial-sh770x.c:24:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/kernel/cpu/sh3/serial-sh770x.c:24:17: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/cpu/sh3/serial-sh770x.c:24:17: sparse: got unsigned int arch/sh/kernel/cpu/sh3/serial-sh770x.c:26:24: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/kernel/cpu/sh3/serial-sh770x.c:26:24: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/cpu/sh3/serial-sh770x.c:26:24: sparse: got unsigned int arch/sh/kernel/cpu/sh3/serial-sh770x.c:28:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/kernel/cpu/sh3/serial-sh770x.c:28:17: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/cpu/sh3/serial-sh770x.c:28:17: sparse: got unsigned int -- drivers/watchdog/sc520_wdt.c:233:37: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user * @@ drivers/watchdog/sc520_wdt.c:233:37: sparse: expected char const *__gu_addr drivers/watchdog/sc520_wdt.c:233:37: sparse: got char const [noderef] __user * >> drivers/watchdog/sc520_wdt.c:233:37: sparse: sparse: incorrect type in >> argument 1 (different address spaces) @@ expected void const volatile >> [noderef] __user *ptr @@ got char const *__gu_addr @@ drivers/watchdog/sc520_wdt.c:233:37: sparse: expected void const volatile [noderef] __user *ptr drivers/watchdog/sc520_wdt.c:233:37: sparse: got char const *__gu_addr drivers/watchdog/sc520_wdt.c:294:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@ drivers/watchdog/sc520_wdt.c:294:21: sparse: expected int const *__gu_addr drivers/watchdog/sc520_wdt.c:294:21: sparse: got int [noderef] __user *p >> drivers/watchdog/sc520_wdt.c:294:21: sparse: sparse: incorrect type in >> argument 1 (different address spaces) @@ expected void const volatile >> [noderef] __user *ptr @@ got int const *__gu_addr @@ drivers/watchdog/sc520_wdt.c:294:21: sparse: expected void const volatile [noderef] __user *ptr drivers/watchdog/sc520_wdt.c:294:21: sparse: got int const *__gu_addr drivers/watchdog/sc520_wdt.c:316:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@ drivers/watchdog/sc520_wdt.c:316:21: sparse: expected int const *__gu_addr drivers/watchdog/sc520_wdt.c:316:21: sparse: got int [noderef] __user *p drivers/watchdog/sc520_wdt.c:316:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@ drivers/watchdog/sc520_wdt.c:316:21: sparse: expected void const volatile [noderef] __user *ptr drivers/watchdog/sc520_wdt.c:316:21: sparse: got int const *__gu_addr vim +15 arch/sh/kernel/cpu/sh3/serial-sh770x.c 61a6976bf19a6c Paul Mundt 2011-06-14 9 61a6976bf19a6c Paul Mundt 2011-06-14 10 static void sh770x_sci_init_pins(struct uart_port *port, unsigned int cflag) 61a6976bf19a6c Paul Mundt 2011-06-14 11 { 61a6976bf19a6c Paul Mundt 2011-06-14 12 unsigned short data; 61a6976bf19a6c Paul Mundt 2011-06-14 13 61a6976bf19a6c Paul Mundt 2011-06-14 14 /* We need to set SCPCR to enable RTS/CTS */ 61a6976bf19a6c Paul Mundt 2011-06-14 @15 data = __raw_readw(SCPCR); 61a6976bf19a6c Paul Mundt 2011-06-14 16 /* Clear out SCP7MD1,0, SCP6MD1,0, SCP4MD1,0*/ 61a6976bf19a6c Paul Mundt 2011-06-14 17 __raw_writew(data & 0x0fcf, SCPCR); 61a6976bf19a6c Paul Mundt 2011-06-14 18 61a6976bf19a6c Paul Mundt 2011-06-14 19 if (!(cflag & CRTSCTS)) { 61a6976bf19a6c Paul Mundt 2011-06-14 20 /* We need to set SCPCR to enable RTS/CTS */ 61a6976bf19a6c Paul Mundt 2011-06-14 21 data = __raw_readw(SCPCR); 61a6976bf19a6c Paul Mundt 2011-06-14 22 /* Clear out SCP7MD1,0, SCP4MD1,0, 61a6976bf19a6c Paul Mundt 2011-06-14 23 Set SCP6MD1,0 = {01} (output) */ 61a6976bf19a6c Paul Mundt 2011-06-14 24 __raw_writew((data & 0x0fcf) | 0x1000, SCPCR); 61a6976bf19a6c Paul Mundt 2011-06-14 25 61a6976bf19a6c Paul Mundt 2011-06-14 26 data = __raw_readb(SCPDR); 61a6976bf19a6c Paul Mundt 2011-06-14 27 /* Set /RTS2 (bit6) = 0 */ 61a6976bf19a6c Paul Mundt 2011-06-14 28 __raw_writeb(data & 0xbf, SCPDR); 61a6976bf19a6c Paul Mundt 2011-06-14 29 } 61a6976bf19a6c Paul Mundt 2011-06-14 30 } 61a6976bf19a6c Paul Mundt 2011-06-14 31 :::::: The code at line 15 was first introduced by commit :::::: 61a6976bf19a6cf5dfcf37c3536665b316f22d49 serial: sh-sci: Abstract register maps. :::::: TO: Paul Mundt <let...@linux-sh.org> :::::: CC: Paul Mundt <let...@linux-sh.org> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
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