Hi Luc, First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 996e435fd401de35df62ac943ab9402cfe85c430 commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr() date: 4 months ago config: sh-randconfig-s031-20210110 (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: v0.6.3-208-g46a52ca4-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/kgdb.c:49:26: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned long pc @@ arch/sh/kernel/kgdb.c:49:26: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/kgdb.c:49:26: sparse: got unsigned long pc arch/sh/kernel/kgdb.c:146:26: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got long @@ arch/sh/kernel/kgdb.c:146:26: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/kgdb.c:146:26: sparse: got long arch/sh/kernel/kgdb.c:160:17: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned long static [assigned] [toplevel] stepped_address @@ arch/sh/kernel/kgdb.c:160:17: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/kgdb.c:160:17: sparse: got unsigned long static [assigned] [toplevel] stepped_address >> arch/sh/kernel/kgdb.c:310:38: sparse: sparse: incorrect type in argument 1 >> (different base types) @@ expected void const volatile [noderef] __iomem >> *ptr @@ got unsigned long @@ arch/sh/kernel/kgdb.c:310:38: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/kernel/kgdb.c:310:38: sparse: got unsigned long -- drivers/input/serio/serport.c:213:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned long const *__gu_addr @@ got unsigned long [noderef] __user * @@ drivers/input/serio/serport.c:213:21: sparse: expected unsigned long const *__gu_addr drivers/input/serio/serport.c:213:21: sparse: got unsigned long [noderef] __user * >> drivers/input/serio/serport.c:213:21: sparse: sparse: incorrect type in >> argument 1 (different address spaces) @@ expected void const volatile >> [noderef] __user *ptr @@ got unsigned long const *__gu_addr @@ drivers/input/serio/serport.c:213:21: sparse: expected void const volatile [noderef] __user *ptr drivers/input/serio/serport.c:213:21: sparse: got unsigned long const *__gu_addr -- drivers/tee/tee_core.c:683:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] __user * @@ drivers/tee/tee_core.c:683:13: sparse: expected unsigned int const *__gu_addr drivers/tee/tee_core.c:683:13: sparse: got unsigned int [noderef] __user * >> drivers/tee/tee_core.c:683:13: sparse: sparse: incorrect type in argument 1 >> (different address spaces) @@ expected void const volatile [noderef] >> __user *ptr @@ got unsigned int const *__gu_addr @@ drivers/tee/tee_core.c:683:13: sparse: expected void const volatile [noderef] __user *ptr drivers/tee/tee_core.c:683:13: sparse: got unsigned int const *__gu_addr drivers/tee/tee_core.c:781:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] __user * @@ drivers/tee/tee_core.c:781:13: sparse: expected unsigned int const *__gu_addr drivers/tee/tee_core.c:781:13: sparse: got unsigned int [noderef] __user * drivers/tee/tee_core.c:781:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int const *__gu_addr @@ drivers/tee/tee_core.c:781:13: sparse: expected void const volatile [noderef] __user *ptr drivers/tee/tee_core.c:781:13: sparse: got unsigned int const *__gu_addr drivers/tee/tee_core.c:782:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] __user * @@ drivers/tee/tee_core.c:782:13: sparse: expected unsigned int const *__gu_addr drivers/tee/tee_core.c:782:13: sparse: got unsigned int [noderef] __user * drivers/tee/tee_core.c:782:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int const *__gu_addr @@ drivers/tee/tee_core.c:782:13: sparse: expected void const volatile [noderef] __user *ptr drivers/tee/tee_core.c:782:13: sparse: got unsigned int const *__gu_addr -- drivers/watchdog/shwdt.c: note: in included file: arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:144:16: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:144:16: sparse: got unsigned int arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:156:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:156:9: sparse: got unsigned int arch/sh/include/asm/watchdog.h:134:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:134:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:134:9: sparse: got unsigned int arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:144:16: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:144:16: sparse: got unsigned int arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:156:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:156:9: sparse: got unsigned int drivers/watchdog/shwdt.c: note: in included file (through arch/sh/include/cpu-sh2a/cpu/watchdog.h, arch/sh/include/asm/watchdog.h): >> arch/sh/include/cpu-sh2/cpu/watchdog.h:44:16: sparse: sparse: incorrect type >> in argument 1 (different base types) @@ expected void const volatile >> [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/cpu-sh2/cpu/watchdog.h:44:16: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/cpu-sh2/cpu/watchdog.h:44:16: sparse: got unsigned int arch/sh/include/cpu-sh2/cpu/watchdog.h:62:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/cpu-sh2/cpu/watchdog.h:62:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/cpu-sh2/cpu/watchdog.h:62:9: sparse: got unsigned int drivers/watchdog/shwdt.c: note: in included file: arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:144:16: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:144:16: sparse: got unsigned int arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:156:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:156:9: sparse: got unsigned int arch/sh/include/asm/watchdog.h:144:16: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:144:16: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:144:16: sparse: got unsigned int arch/sh/include/asm/watchdog.h:156:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:156:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:156:9: sparse: got unsigned int arch/sh/include/asm/watchdog.h:134:9: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected void const volatile [noderef] __iomem *ptr @@ got unsigned int @@ arch/sh/include/asm/watchdog.h:134:9: sparse: expected void const volatile [noderef] __iomem *ptr arch/sh/include/asm/watchdog.h:134:9: sparse: got unsigned int vim +310 arch/sh/kernel/kgdb.c 489022cc86ec8817 Jason Wessel 2010-05-20 300 ab6e570ba33dbee1 Paul Mundt 2008-12-11 301 /* ab6e570ba33dbee1 Paul Mundt 2008-12-11 302 * The primary entry points for the kgdb debug trap table entries. ab6e570ba33dbee1 Paul Mundt 2008-12-11 303 */ ab6e570ba33dbee1 Paul Mundt 2008-12-11 304 BUILD_TRAP_HANDLER(singlestep) ab6e570ba33dbee1 Paul Mundt 2008-12-11 305 { ab6e570ba33dbee1 Paul Mundt 2008-12-11 306 unsigned long flags; ab6e570ba33dbee1 Paul Mundt 2008-12-11 307 TRAP_HANDLER_DECL; ab6e570ba33dbee1 Paul Mundt 2008-12-11 308 ab6e570ba33dbee1 Paul Mundt 2008-12-11 309 local_irq_save(flags); ab6e570ba33dbee1 Paul Mundt 2008-12-11 @310 regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); 489022cc86ec8817 Jason Wessel 2010-05-20 311 kgdb_handle_exception(0, SIGTRAP, 0, regs); ab6e570ba33dbee1 Paul Mundt 2008-12-11 312 local_irq_restore(flags); ab6e570ba33dbee1 Paul Mundt 2008-12-11 313 } ab6e570ba33dbee1 Paul Mundt 2008-12-11 314 :::::: The code at line 310 was first introduced by commit :::::: ab6e570ba33dbee18c2520d386e0f367a9b573c3 sh: Generic kgdb stub support. :::::: 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
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