From: kernel test robot <lkp@intel.com>
To: Kees Cook <keescook@chromium.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Marco Elver <elver@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: [stable:linux-5.15.y 1447/9999] <inline asm>:6:2: error: cpu alternatives does not support instructions blocks > 254 bytes
Date: Fri, 3 Mar 2023 08:08:08 +0800 [thread overview]
Message-ID: <202303030805.rRkU4bRr-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-5.15.y
head: d383d0f28ecac0f3375bdfb9a0c4bfac979f6f8f
commit: 33db9912ff7c491f839c89a08e98f755aa09598f [1447/9999] ubsan: remove CONFIG_UBSAN_OBJECT_SIZE
config: s390-randconfig-r034-20230303 (https://download.01.org/0day-ci/archive/20230303/202303030805.rRkU4bRr-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7)
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=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash fs/jbd2/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303030805.rRkU4bRr-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:94:
arch/s390/include/asm/spinlock.h:89:3: error: expected absolute expression
ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:83:2: note: expanded from macro 'OLDINSTR'
OLDINSTR_PADDING(oldinstr, num) \
^
arch/s390/include/asm/alternative.h:71:3: note: expanded from macro 'OLDINSTR_PADDING'
".if " oldinstr_pad_len(num) " > 6\n" \
^
<inline asm>:15:5: note: instantiated into assembly here
.if -(((6651b-6641b)-(662b-661b)) > 0) * ((6651b-6641b)-(662b-661b)) > 6
^
In file included from fs/jbd2/transaction.c:18:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:94:
arch/s390/include/asm/spinlock.h:89:3: error: expected absolute expression
ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:62:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
".if " len " > 254\n" \
^
<inline asm>:25:5: note: instantiated into assembly here
.if 662b-661b > 254
^
In file included from fs/jbd2/transaction.c:18:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:94:
arch/s390/include/asm/spinlock.h:89:3: error: cpu alternatives does not support instructions blocks > 254 bytes
ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:63:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
"\t.error \"cpu alternatives does not support instructions " \
^
<inline asm>:26:2: note: instantiated into assembly here
.error "cpu alternatives does not support instructions blocks > 254 bytes"
^
In file included from fs/jbd2/transaction.c:18:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:94:
arch/s390/include/asm/spinlock.h:89:3: error: expected absolute expression
ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:66:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
".if (" len ") %% 2\n" \
^
<inline asm>:28:5: note: instantiated into assembly here
.if (662b-661b) % 2
^
In file included from fs/jbd2/transaction.c:18:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:94:
arch/s390/include/asm/spinlock.h:89:3: error: cpu alternatives instructions length is odd
ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */
^
arch/s390/include/asm/alternative.h:113:2: note: expanded from macro 'ALTERNATIVE'
OLDINSTR(oldinstr, 1) \
^
arch/s390/include/asm/alternative.h:85:2: note: expanded from macro 'OLDINSTR'
INSTR_LEN_SANITY_CHECK(oldinstr_len)
^
arch/s390/include/asm/alternative.h:67:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
"\t.error \"cpu alternatives instructions length is odd\"\n" \
^
<inline asm>:29:2: note: instantiated into assembly here
.error "cpu alternatives instructions length is odd"
^
<inline asm>:5:5: error: expected absolute expression
.if 6651b-6641b > 254
^
>> <inline asm>:6:2: error: cpu alternatives does not support instructions blocks > 254 bytes
.error "cpu alternatives does not support instructions blocks > 254 bytes"
^
<inline asm>:8:5: error: expected absolute expression
.if (6651b-6641b) % 2
^
>> <inline asm>:9:2: error: cpu alternatives instructions length is odd
.error "cpu alternatives instructions length is odd"
^
<inline asm>:15:5: error: expected absolute expression
.if -(((6651b-6641b)-(662b-661b)) > 0) * ((6651b-6641b)-(662b-661b)) > 6
^
<inline asm>:25:5: error: expected absolute expression
.if 662b-661b > 254
^
<inline asm>:26:2: error: cpu alternatives does not support instructions blocks > 254 bytes
.error "cpu alternatives does not support instructions blocks > 254 bytes"
^
<inline asm>:28:5: error: expected absolute expression
.if (662b-661b) % 2
^
<inline asm>:29:2: error: cpu alternatives instructions length is odd
.error "cpu alternatives instructions length is odd"
^
In file included from fs/jbd2/transaction.c:18:
In file included from include/linux/fs.h:6:
In file included from include/linux/wait_bit.h:8:
In file included from include/linux/wait.h:9:
In file included from include/linux/spinlock.h:94:
arch/s390/include/asm/spinlock.h:89:3: error: expected absolute expression
ALTERNATIVE("", ".long 0xb2fa0070", 49) /* NIAI 7 */
^
arch/s390/include/asm/alternative.h:111:2: note: expanded from macro 'ALTERNATIVE'
ALTINSTR_REPLACEMENT(altinstr, 1) \
^
arch/s390/include/asm/alternative.h:106:2: note: expanded from macro 'ALTINSTR_REPLACEMENT'
INSTR_LEN_SANITY_CHECK(altinstr_len(num))
^
arch/s390/include/asm/alternative.h:62:3: note: expanded from macro 'INSTR_LEN_SANITY_CHECK'
".if " len " > 254\n" \
^
<inline asm>:5:5: note: instantiated into assembly here
.if 6651b-6641b > 254
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
12 warnings and 20 errors generated.
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
reply other threads:[~2023-03-03 0:09 UTC|newest]
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