* [chrome-os:chromeos-4.4 4/4] /tmp/vmscan-557362.s:13834: Warning: no instruction mnemonic suffix given and no register operands; using default for `bt'
@ 2020-09-22 12:11 kernel test robot
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From: kernel test robot @ 2020-09-22 12:11 UTC (permalink / raw)
To: kbuild-all
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tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.4
head: 3b6a904f7f8252098cad6232d596d8df5a89f93a
commit: 3b6a904f7f8252098cad6232d596d8df5a89f93a [4/4] UPSTREAM: usbnet: fix alignment for frames with no ethernet header
config: x86_64-randconfig-a011-20200920 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 6a6b06f5262bb96523eceef4a42fe8e60ae2a630)
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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
git checkout 3b6a904f7f8252098cad6232d596d8df5a89f93a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from mm/vmscan.c:19:
In file included from include/linux/kernel_stat.h:8:
In file included from include/linux/interrupt.h:12:
In file included from include/linux/hardirq.h:8:
In file included from arch/x86/include/asm/hardirq.h:5:
In file included from include/linux/irq.h:418:
In file included from arch/x86/include/asm/hw_irq.h:26:
In file included from arch/x86/include/asm/sections.h:5:
arch/x86/include/asm/uaccess.h:754:26: warning: comparison of integers of different signs: 'int' and 'unsigned long' [-Wsign-compare]
if (likely(sz < 0 || sz >= n)) {
~~ ^ ~
include/linux/compiler.h:181:40: note: expanded from macro 'likely'
# define likely(x) __builtin_expect(!!(x), 1)
^
In file included from mm/vmscan.c:19:
In file included from include/linux/kernel_stat.h:8:
In file included from include/linux/interrupt.h:12:
In file included from include/linux/hardirq.h:8:
In file included from arch/x86/include/asm/hardirq.h:5:
In file included from include/linux/irq.h:418:
In file included from arch/x86/include/asm/hw_irq.h:26:
In file included from arch/x86/include/asm/sections.h:5:
arch/x86/include/asm/uaccess.h:773:26: warning: comparison of integers of different signs: 'int' and 'unsigned long' [-Wsign-compare]
if (likely(sz < 0 || sz >= n)) {
~~ ^ ~
include/linux/compiler.h:181:40: note: expanded from macro 'likely'
# define likely(x) __builtin_expect(!!(x), 1)
^
In file included from mm/vmscan.c:19:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/sched.h:62:
In file included from include/linux/cgroup-defs.h:16:
include/linux/percpu-refcount.h:177:3: warning: comparison of integers of different signs: 'unsigned long' and 'int' [-Wsign-compare]
this_cpu_add(*percpu_count, nr);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:526:33: note: expanded from macro 'this_cpu_add'
#define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:397:11: note: expanded from macro '__pcpu_size_call'
case 8: stem##8(variable, __VA_ARGS__);break; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<scratch space>:215:1: note: expanded from here
this_cpu_add_8
^
arch/x86/include/asm/percpu.h:478:35: note: expanded from macro 'this_cpu_add_8'
#define this_cpu_add_8(pcp, val) percpu_add_op((pcp), val)
^~~~~~~~~~~~~~~~~~~~~~~~~
arch/x86/include/asm/percpu.h:130:31: note: expanded from macro 'percpu_add_op'
((val) == 1 || (val) == -1)) ? \
~~~ ^ ~~
In file included from mm/vmscan.c:19:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/sched.h:62:
In file included from include/linux/cgroup-defs.h:16:
include/linux/percpu-refcount.h:276:3: warning: comparison of integers of different signs: 'unsigned long' and 'int' [-Wsign-compare]
this_cpu_sub(*percpu_count, nr);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:536:33: note: expanded from macro 'this_cpu_sub'
#define this_cpu_sub(pcp, val) this_cpu_add(pcp, -(typeof(pcp))(val))
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:526:33: note: expanded from macro 'this_cpu_add'
#define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val)
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/percpu-defs.h:397:11: note: expanded from macro '__pcpu_size_call'
case 8: stem##8(variable, __VA_ARGS__);break; \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<scratch space>:375:1: note: expanded from here
this_cpu_add_8
^
arch/x86/include/asm/percpu.h:478:35: note: expanded from macro 'this_cpu_add_8'
#define this_cpu_add_8(pcp, val) percpu_add_op((pcp), val)
^~~~~~~~~~~~~~~~~~~~~~~~~
arch/x86/include/asm/percpu.h:130:31: note: expanded from macro 'percpu_add_op'
((val) == 1 || (val) == -1)) ? \
~~~ ^ ~~
In file included from mm/vmscan.c:55:
include/linux/swapops.h:225:22: warning: section attribute is specified on redeclared variable [-Wsection]
extern atomic_long_t num_poisoned_pages __read_mostly;
^
include/linux/mm.h:2369:22: note: previous declaration is here
extern atomic_long_t num_poisoned_pages;
^
mm/vmscan.c:334:12: warning: comparison of integers of different signs: 'unsigned long long' and 'long' [-Wsign-compare]
if (delta < freeable / 4)
~~~~~ ^ ~~~~~~~~~~~~
mm/vmscan.c:2681:29: warning: comparison of integers of different signs: 'int' and 'enum zone_type' [-Wsign-compare]
zonelist_zone_idx(z) <= requested_highidx &&
~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~
mm/vmscan.c:3971:16: warning: comparison of integers of different signs: 'int' and 'unsigned long' [-Wsign-compare]
for (i = 0; i < pvec->nr; i++) {
~ ^ ~~~~~~~~
8 warnings generated.
/tmp/vmscan-557362.s: Assembler messages:
/tmp/vmscan-557362.s:7578: Warning: no instruction mnemonic suffix given and no register operands; using default for `bts'
/tmp/vmscan-557362.s:9565: Warning: no instruction mnemonic suffix given and no register operands; using default for `bts'
/tmp/vmscan-557362.s:9725: Warning: no instruction mnemonic suffix given and no register operands; using default for `btr'
/tmp/vmscan-557362.s:10408: Warning: no instruction mnemonic suffix given and no register operands; using default for `bts'
>> /tmp/vmscan-557362.s:13834: Warning: no instruction mnemonic suffix given and no register operands; using default for `bt'
/tmp/vmscan-557362.s:19182: Warning: no instruction mnemonic suffix given and no register operands; using default for `btr'
/tmp/vmscan-557362.s:20083: Warning: no instruction mnemonic suffix given and no register operands; using default for `bts'
/tmp/vmscan-557362.s:24740: Warning: no instruction mnemonic suffix given and no register operands; using default for `btr'
/tmp/vmscan-557362.s:24748: Warning: no instruction mnemonic suffix given and no register operands; using default for `btr'
/tmp/vmscan-557362.s:25480: Warning: no instruction mnemonic suffix given and no register operands; using default for `btr'
/tmp/vmscan-557362.s:25488: Warning: no instruction mnemonic suffix given and no register operands; using default for `btr'
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2020-09-22 12:11 [chrome-os:chromeos-4.4 4/4] /tmp/vmscan-557362.s:13834: Warning: no instruction mnemonic suffix given and no register operands; using default for `bt' kernel test robot
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