* [stable:linux-4.14.y 3076/9999] /bin/bash: line 1: 3796 Segmentation fault ./tools/objtool/objtool orc generate --no-fp --no-unreachable "kernel/trace/ring_buffer.o"
@ 2023-08-15 15:06 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-08-15 15:06 UTC (permalink / raw)
Cc: oe-kbuild-all, llvm
TO: Dirk Mueller <dmueller@suse.com>
CC: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>
CC: David Gibson <david@gibson.dropbear.id.au>
CC: Rob Herring <robh@kernel.org>
CC: Nathan Chancellor <natechancellor@gmail.com>
Hi Dirk,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git linux-4.14.y
head: 4dbbc9b492fb6a28528de6a1958263780693e96c
commit: 88f7a6aa7fb9aa5076b65489146045dac865f1d3 [3076/9999] scripts/dtc: Remove redundant YYLOC global declaration
config: x86_64-buildonly-randconfig-r002-20230815 (https://download.01.org/0day-ci/archive/20230815/202308152241.gdcxWEOX-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce: (https://download.01.org/0day-ci/archive/20230815/202308152241.gdcxWEOX-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308152241.gdcxWEOX-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
kernel/trace/ring_buffer.c:4791:6: warning: variable 'cnt' set but not used [-Wunused-but-set-variable]
int cnt;
^
1 warning generated.
>> /bin/bash: line 1: 3796 Segmentation fault ./tools/objtool/objtool orc generate --no-fp --no-unreachable "kernel/trace/ring_buffer.o"
--
/tmp/bmap-bb0f6e.s: Assembler messages:
/tmp/bmap-bb0f6e.s:3529: Warning: no instruction mnemonic suffix given and no register operands; using default for `bts'
>> fs/gfs2/bmap.o: warning: objtool: trunc_dealloc()+0x439: can't find switch jump table
--
static
fs/xfs/libxfs/xfs_bmap.c:2681:1: warning: no previous prototype for function 'xfs_bmap_add_extent_hole_delay' [-Wmissing-prototypes]
xfs_bmap_add_extent_hole_delay(
^
fs/xfs/libxfs/xfs_bmap.c:2680:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC void
^
static
fs/xfs/libxfs/xfs_bmap.c:2831:1: warning: no previous prototype for function 'xfs_bmap_add_extent_hole_real' [-Wmissing-prototypes]
xfs_bmap_add_extent_hole_real(
^
fs/xfs/libxfs/xfs_bmap.c:2830:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int /* error */
^
static
fs/xfs/libxfs/xfs_bmap.c:3477:1: warning: no previous prototype for function 'xfs_bmap_btalloc_nullfb' [-Wmissing-prototypes]
xfs_bmap_btalloc_nullfb(
^
fs/xfs/libxfs/xfs_bmap.c:3476:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
fs/xfs/libxfs/xfs_bmap.c:3511:1: warning: no previous prototype for function 'xfs_bmap_btalloc_filestreams' [-Wmissing-prototypes]
xfs_bmap_btalloc_filestreams(
^
fs/xfs/libxfs/xfs_bmap.c:3510:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
fs/xfs/libxfs/xfs_bmap.c:3555:1: warning: no previous prototype for function 'xfs_bmap_btalloc' [-Wmissing-prototypes]
xfs_bmap_btalloc(
^
fs/xfs/libxfs/xfs_bmap.c:3554:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
fs/xfs/libxfs/xfs_bmap.c:3813:1: warning: no previous prototype for function 'xfs_bmap_alloc' [-Wmissing-prototypes]
xfs_bmap_alloc(
^
fs/xfs/libxfs/xfs_bmap.c:3812:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
fs/xfs/libxfs/xfs_bmap.c:3870:1: warning: no previous prototype for function 'xfs_bmapi_trim_map' [-Wmissing-prototypes]
xfs_bmapi_trim_map(
^
fs/xfs/libxfs/xfs_bmap.c:3869:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC void
^
static
fs/xfs/libxfs/xfs_bmap.c:3916:1: warning: no previous prototype for function 'xfs_bmapi_update_map' [-Wmissing-prototypes]
xfs_bmapi_update_map(
^
fs/xfs/libxfs/xfs_bmap.c:3915:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC void
^
static
fs/xfs/libxfs/xfs_bmap.c:4334:1: warning: no previous prototype for function 'xfs_bmapi_convert_unwritten' [-Wmissing-prototypes]
xfs_bmapi_convert_unwritten(
^
fs/xfs/libxfs/xfs_bmap.c:4333:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
fs/xfs/libxfs/xfs_bmap.c:5082:1: warning: no previous prototype for function 'xfs_bmap_del_extent' [-Wmissing-prototypes]
xfs_bmap_del_extent(
^
fs/xfs/libxfs/xfs_bmap.c:5081:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int /* error */
^
static
fs/xfs/libxfs/xfs_bmap.c:5858:1: warning: no previous prototype for function 'xfs_bmse_can_merge' [-Wmissing-prototypes]
xfs_bmse_can_merge(
^
fs/xfs/libxfs/xfs_bmap.c:5857:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC bool
^
static
fs/xfs/libxfs/xfs_bmap.c:5890:1: warning: no previous prototype for function 'xfs_bmse_merge' [-Wmissing-prototypes]
xfs_bmse_merge(
^
fs/xfs/libxfs/xfs_bmap.c:5889:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
fs/xfs/libxfs/xfs_bmap.c:5969:1: warning: no previous prototype for function 'xfs_bmse_shift_one' [-Wmissing-prototypes]
xfs_bmse_shift_one(
^
fs/xfs/libxfs/xfs_bmap.c:5968:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
fs/xfs/libxfs/xfs_bmap.c:6257:1: warning: no previous prototype for function 'xfs_bmap_split_extent_at' [-Wmissing-prototypes]
xfs_bmap_split_extent_at(
^
fs/xfs/libxfs/xfs_bmap.c:6256:8: note: declare 'static' if the function is not intended to be used outside of this translation unit
STATIC int
^
static
32 warnings generated.
>> fs/xfs/libxfs/xfs_bmap.o: warning: objtool: xfs_bmap_add_extent_delay_real()+0x572: can't find switch jump table
--
>> drivers/media/radio/radio-si476x.c:779:2: warning: variable 'rangehigh' is used uninitialized whenever 'if' condition is false [-Wsometimes-uninitialized]
if (!seek->rangehigh) {
^~~~~~~~~~~~~~~~~~~~~
include/linux/compiler.h:56:23: note: expanded from macro 'if'
#define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) )
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/compiler.h:58:6: note: expanded from macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/media/radio/radio-si476x.c:789:17: note: uninitialized use occurs here
if (rangelow > rangehigh) {
^~~~~~~~~
include/linux/compiler.h:56:36: note: expanded from macro 'if'
#define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) )
^~~~
include/linux/compiler.h:58:30: note: expanded from macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
drivers/media/radio/radio-si476x.c:779:2: note: remove the 'if' if its condition is always true
if (!seek->rangehigh) {
^~~~~~~~~~~~~~~~~~~~~~
include/linux/compiler.h:56:23: note: expanded from macro 'if'
#define if(cond, ...) __trace_if( (cond , ## __VA_ARGS__) )
^
include/linux/compiler.h:58:2: note: expanded from macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^
drivers/media/radio/radio-si476x.c:758:25: note: initialize the variable 'rangehigh' to silence this warning
u32 rangelow, rangehigh;
^
= 0
1 warning generated.
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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