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Date: Sat, 13 Aug 2022 16:41:42 +0800
From: kernel test robot <lkp@...el.com>
To: Kees Cook <keescook@...omium.org>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Marco Elver <elver@...gle.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Linux Memory Management List <linux-mm@...ck.org>
Subject: [stable:linux-5.15.y 5773/9027] <instantiation>:5:8: error: expected
relocatable expression
Hi Kees,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-5.15.y
head: 7217df81279835a7aee62a07aabb7b8fb8c766f2
commit: 33db9912ff7c491f839c89a08e98f755aa09598f [5773/9027] ubsan: remove CONFIG_UBSAN_OBJECT_SIZE
config: s390-randconfig-r031-20220812 (https://download.01.org/0day-ci/archive/20220813/202208131620.5cpNx6DK-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 3329cec2f79185bafd678f310fafadba2a8c76d2)
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-s390x-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/?id=33db9912ff7c491f839c89a08e98f755aa09598f
git remote add stable https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git
git fetch --no-tags stable linux-5.15.y
git checkout 33db9912ff7c491f839c89a08e98f755aa09598f
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
~~~~~~~~~~ ^
include/asm-generic/io.h:634:21: 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:643:21: 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:652:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
<instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
lib/raid6/s390vx8.c:73:16: note: while in macro instantiation
asm volatile ("VSTM %2,%3,0,1"
^
<inline asm>:1:2: note: instantiated into assembly here
VSTM 0,7,0,1
^
<instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
lib/raid6/s390vx8.c:73:16: note: while in macro instantiation
asm volatile ("VSTM %2,%3,0,1"
^
<inline asm>:1:2: note: instantiated into assembly here
VSTM 8,15,0,1
^
<instantiation>:3:21: error: too many positional arguments
GR_NUM b2, %r1 /* Base register */
^
lib/raid6/s390vx8.c:63:16: note: while in macro instantiation
asm volatile ("VLM %2,%3,0,%1"
^
<inline asm>:1:2: note: instantiated into assembly here
VLM 0,7,0,%r1
^
<instantiation>:3:21: error: too many positional arguments
GR_NUM b2, %r1 /* Base register */
^
lib/raid6/s390vx8.c:63:16: note: while in macro instantiation
asm volatile ("VLM %2,%3,0,%1"
^
<inline asm>:1:2: note: instantiated into assembly here
VLM 16,23,0,%r1
^
<instantiation>:3:21: error: too many positional arguments
GR_NUM b2, %r1 /* Base register */
^
lib/raid6/s390vx8.c:63:16: note: while in macro instantiation
asm volatile ("VLM %2,%3,0,%1"
^
<inline asm>:1:2: note: instantiated into assembly here
VLM 16,23,0,%r1
^
<instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
lib/raid6/s390vx8.c:73:16: note: while in macro instantiation
asm volatile ("VSTM %2,%3,0,1"
^
<inline asm>:1:2: note: instantiated into assembly here
VSTM 16,23,0,1
^
<instantiation>:3:21: error: too many positional arguments
GR_NUM b2, %r1 /* Base register */
^
lib/raid6/s390vx8.c:63:16: note: while in macro instantiation
asm volatile ("VLM %2,%3,0,%1"
^
<inline asm>:1:2: note: instantiated into assembly here
VLM 16,23,0,%r1
^
<instantiation>:3:19: error: too many positional arguments
GR_NUM b2, 1 /* Base register */
^
lib/raid6/s390vx8.c:73:16: note: while in macro instantiation
asm volatile ("VSTM %2,%3,0,1"
^
<inline asm>:1:2: note: instantiated into assembly here
VSTM 16,23,0,1
^
<instantiation>:3:21: error: too many positional arguments
GR_NUM b2, %r1 /* Base register */
^
lib/raid6/s390vx8.c:63:16: note: while in macro instantiation
asm volatile ("VLM %2,%3,0,%1"
^
<inline asm>:1:2: note: instantiated into assembly here
VLM 0,7,0,%r1
^
<instantiation>:3:21: error: too many positional arguments
GR_NUM b2, %r1 /* Base register */
^
lib/raid6/s390vx8.c:63:16: note: while in macro instantiation
asm volatile ("VLM %2,%3,0,%1"
^
<inline asm>:1:2: note: instantiated into assembly here
VLM 16,23,0,%r1
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
>> <instantiation>:5:8: error: expected relocatable expression
.word (b2 << 12) | (0)
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
12 warnings and 20 errors generated.
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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