From: kernel test robot <lkp@intel.com>
To: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Subject: arch/sh/kernel/cpu/sh3/serial-sh770x.c:15:16: sparse: sparse: incorrect type in argument 1 (different base types)
Date: Tue, 2 Feb 2021 22:25:58 +0800 [thread overview]
Message-ID: <202102022250.K4vRmUJS-lkp@intel.com> (raw)
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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 <lkp@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 <lethal@linux-sh.org>
:::::: CC: Paul Mundt <lethal@linux-sh.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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