4:55 a.m.
tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.19
head: 45baa007ba13bc516470dbd9379b2f7525a087e1
commit: ce635702ec34d2266381ec68a9b79a1956a4b10c [8/59] Revert "CHROMIUM:
bluetooth/sco - Keep HCI SCO packet header in transparent mode"
config: s390-randconfig-r006-20200615 (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project
487ca07fcc75d52755c9fe2ee05bcb3b6eeeec44)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install s390 cross compiling tool for clang build
# apt-get install binutils-s390-linux-gnu
git checkout ce635702ec34d2266381ec68a9b79a1956a4b10c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
Note: the chrome-os/chromeos-4.19 HEAD 45baa007ba13bc516470dbd9379b2f7525a087e1 builds
fine.
It only hurts bisectibility.
All errors (new ones prefixed by >>, old ones prefixed by <<):
In file included from include/linux/bio.h:28:
In file included from arch/s390/include/asm/io.h:79:
include/asm-generic/io.h:499:45: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu(__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro
'__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : ^
include/uapi/linux/swab.h:20:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | ^
In file included from fs/ext4/indirect.c:24:
In file included from fs/ext4/ext4_jbd2.h:17:
In file included from fs/ext4/ext4.h:21:
In file included from include/linux/blkdev.h:21:
In file included from include/linux/bio.h:28:
In file included from arch/s390/include/asm/io.h:79:
include/asm-generic/io.h:499:45: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu(__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro
'__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : ^
include/uapi/linux/swab.h:21:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | ^
In file included from fs/ext4/indirect.c:24:
In file included from fs/ext4/ext4_jbd2.h:17:
In file included from fs/ext4/ext4.h:21:
In file included from include/linux/blkdev.h:21:
In file included from include/linux/bio.h:28:
In file included from arch/s390/include/asm/io.h:79:
include/asm-generic/io.h:499:45: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu(__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro
'__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : ^
include/uapi/linux/swab.h:22:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0xff000000UL) >> 24)))
^
In file included from fs/ext4/indirect.c:24:
In file included from fs/ext4/ext4_jbd2.h:17:
In file included from fs/ext4/ext4.h:21:
In file included from include/linux/blkdev.h:21:
In file included from include/linux/bio.h:28:
In file included from arch/s390/include/asm/io.h:79:
include/asm-generic/io.h:499:45: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu(__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro
'__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:120:12: note: expanded from macro '__swab32'
__fswab32(x))
^
In file included from fs/ext4/indirect.c:24:
In file included from fs/ext4/ext4_jbd2.h:17:
In file included from fs/ext4/ext4.h:21:
In file included from include/linux/blkdev.h:21:
In file included from include/linux/bio.h:28:
In file included from arch/s390/include/asm/io.h:79:
include/asm-generic/io.h:510:33: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:520:46: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew(cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:530:46: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel(cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:592:20: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
readsb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:600:20: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
readsw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:608:20: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
readsl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:617:21: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
writesb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:626:21: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
writesw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:635:21: warning: performing pointer arithmetic on a null pointer
has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
32 warnings generated.
/tmp/indirect-654573.s: Assembler messages:
> /tmp/indirect-654573.s:210: Error: bad expression
> /tmp/indirect-654573.s:210: Error: junk at end of line, first unrecognized character
is `r'
/tmp/indirect-654573.s:1596: Error: bad expression
/tmp/indirect-654573.s:1596: Error: junk at end of line, first unrecognized character is
`r'
clang-11: error: assembler command failed with exit code 1 (use -v to see invocation)
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org