6:46 a.m.
tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-4.4
head: 2d9bf6a74db95986dbd9e1f83bdb02577f2bd8ad
commit: 6c114632758e5acf9d11db539fd03fc0bcdf76bb [32/36] UPSTREAM: ACPI / processor:
Finish making acpi_processor_ppc_has_changed() void
config: x86_64-randconfig-a014-20200817 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
de71b46a519db014ce906a39f8a0e1b235ef1568)
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 6c114632758e5acf9d11db539fd03fc0bcdf76bb
# 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(a)intel.com>
All warnings (new ones prefixed by >>):
return atomic_read(&ht->nelems) < (tbl->size * 3 / 10) &&
~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~
include/linux/rhashtable.h:289:34: warning: comparison of integers of different signs:
'int' and 'const unsigned int' [-Wsign-compare]
return atomic_read(&ht->nelems) > tbl->size &&
~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~
include/linux/rhashtable.h:302:34: warning: comparison of integers of different signs:
'int' and 'const unsigned int' [-Wsign-compare]
atomic_read(&ht->nelems) >= ht->p.insecure_max_entries;
~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from net/sched/sch_atm.c:12:
In file included from include/linux/atmdev.h:12:
In file included from include/net/sock.h:51:
include/linux/netdevice.h:2413:34: warning: comparison of integers of different signs:
'int' and 'unsigned int' [-Wsign-compare]
skb_checksum_start_offset(skb) <
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
include/linux/netdevice.h:3051:15: warning: comparison of integers of different signs:
'int' and 'unsigned int' [-Wsign-compare]
BUG_ON(index >= dev->num_rx_queues);
~~~~~ ^ ~~~~~~~~~~~~~~~~~~
include/asm-generic/bug.h:58:45: note: expanded from macro 'BUG_ON'
#define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
^~~~~~~~~
include/linux/compiler.h:182:42: note: expanded from macro 'unlikely'
# define unlikely(x) __builtin_expect(!!(x), 0)
^
In file included from net/sched/sch_atm.c:12:
In file included from include/linux/atmdev.h:12:
In file included from include/net/sock.h:51:
include/linux/netdevice.h:3325:37: warning: comparison of integers of different signs:
'int' and 'unsigned long' [-Wsign-compare]
if (debug_value < 0 || debug_value >= (sizeof(u32) * 8))
~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~
In file included from net/sched/sch_atm.c:12:
In file included from include/linux/atmdev.h:12:
In file included from include/net/sock.h:63:
In file included from include/linux/filter.h:16:
In file included from include/net/sch_generic.h:12:
In file included from include/net/rtnetlink.h:5:
include/net/netlink.h:345:18: warning: comparison of integers of different signs:
'const __u32' (aka 'const unsigned int') and 'int'
[-Wsign-compare]
nlh->nlmsg_len <= remaining);
~~~~~~~~~~~~~~ ^ ~~~~~~~~~
include/net/netlink.h:380:21: warning: comparison of integers of different signs:
'const __u32' (aka 'const unsigned int') and 'int'
[-Wsign-compare]
if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~
include/net/netlink.h:413:21: warning: comparison of integers of different signs:
'const __u32' (aka 'const unsigned int') and 'int'
[-Wsign-compare]
if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen))
~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~
In file included from net/sched/sch_atm.c:12:
In file included from include/linux/atmdev.h:12:
In file included from include/net/sock.h:63:
In file included from include/linux/filter.h:16:
In file included from include/net/sch_generic.h:12:
include/net/rtnetlink.h:20:21: warning: comparison of integers of different signs:
'int' and 'unsigned long' [-Wsign-compare]
if (nlmsg_len(nlh) >= sizeof(struct rtgenmsg))
~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~
In file included from net/sched/sch_atm.c:12:
In file included from include/linux/atmdev.h:12:
In file included from include/net/sock.h:63:
In file included from include/linux/filter.h:16:
include/net/sch_generic.h:267:33: warning: comparison of integers of different signs:
'unsigned long' and 'int' [-Wsign-compare]
BUILD_BUG_ON(sizeof(qcb->data) < sz);
~~~~~~~~~~~~~~~~~ ^ ~~
include/linux/build_bug.h:71:19: note: expanded from macro 'BUILD_BUG_ON'
BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
^~~~~~~~~
include/linux/build_bug.h:47:58: note: expanded from macro 'BUILD_BUG_ON_MSG'
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~
include/linux/compiler.h:509:22: note: expanded from macro
'compiletime_assert'
_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
^~~~~~~~~
include/linux/compiler.h:497:23: note: expanded from macro
'_compiletime_assert'
__compiletime_assert(condition, msg, prefix, suffix)
^~~~~~~~~
include/linux/compiler.h:489:19: note: expanded from macro
'__compiletime_assert'
bool __cond = !(condition); \
^~~~~~~~~
In file included from net/sched/sch_atm.c:12:
In file included from include/linux/atmdev.h:12:
In file included from include/net/sock.h:63:
include/linux/filter.h:517:16: warning: comparison of integers of different signs:
'const __u32' (aka 'const unsigned int') and 'int'
[-Wsign-compare]
if (first->k == SKF_AD_OFF + SKF_AD_ALU_XOR_X)
~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from net/sched/sch_atm.c:12:
In file included from include/linux/atmdev.h:12:
include/net/sock.h:1878:54: warning: comparison of integers of different signs:
'size_t' (aka 'unsigned long') and 'int' [-Wsign-compare]
if (csum_and_copy_from_iter(to, copy, &csum, from) != copy)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~
include/net/sock.h:1882:46: warning: comparison of integers of different signs:
'size_t' (aka 'unsigned long') and 'int' [-Wsign-compare]
if (copy_from_iter_nocache(to, copy, from) != copy)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~
include/net/sock.h:1884:44: warning: comparison of integers of different signs:
'size_t' (aka 'unsigned long') and 'int' [-Wsign-compare]
} else if (copy_from_iter(to, copy, from) != copy)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~
In file included from net/sched/sch_atm.c:12:
include/linux/atmdev.h:257:59: warning: comparison of integers of different signs:
'unsigned int' and 'int' [-Wsign-compare]
return (size + atomic_read(&sk_atm(vcc)->sk_wmem_alloc)) <
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
net/sched/sch_atm.c:478:26: warning: comparison of integers of different signs:
'unsigned int' and 'int' [-Wsign-compare]
if (skb_headroom(skb) < flow->hdr_len) {
~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~~
28 warnings generated.
/tmp/sch_atm-753877.s: Assembler messages:
> /tmp/sch_atm-753877.s:799: Warning: no instruction mnemonic
suffix given and no register operands; using default for `bts'
/tmp/sch_atm-753877.s:987: Warning: no instruction mnemonic suffix given and no register
operands; using default for `bts'
/tmp/sch_atm-753877.s:1114: Warning: no instruction mnemonic suffix given and no
register operands; using default for `bts'
/tmp/sch_atm-753877.s:5165: Warning: no instruction mnemonic suffix given and no
register operands; using default for `bts'
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org