On 02/17/2015 01:37 AM, Richard Bell wrote:
> I once had an OpenGL issue mess with uhd_fft. If you run
'glxgears' from a terminal does it work and do you get a normal
frame rate (30+ fps, I get up to 60). My fix was installing proper
video card drivers. Just a thought.
>
> Rich
>
> Sent from my iPhone
>
>> On Feb 16, 2015, at 12:48 PM, Ergeerts Glenn
<glenn.ergee...@uantwerpen.be
<mailto:glenn.ergee...@uantwerpen.be>> wrote:
>>
>> yes i did, "pybombs list" shows this:
>>
>> gnuradio installed inventory
>> fc7861ac029a4297df5a0b1159cb07f922670054
>> git://http://www.gnuradio.org/git/gnuradio.git
>> uhd installed inventory
>> 7d97ab60012b99ed92fb122a3a68d68515a404fa
>> git://https://github.com/EttusResearch/uhd.git
>>
>>
>>> On 02/16/2015 09:39 PM, Martin Braun wrote:
>>> Those swig traces are hard to parse, but you might have to
rebuild GNU
>>> Radio against the current UHD build. Did you install both via
Pybombs?
>>>
>>> M
>>>
>>>> On 02/16/2015 09:09 PM, Ergeerts Glenn wrote:
>>>> Hi,
>>>>
>>>> I'm new to SDR and gnuradio and trying to get started with an
USRP B200
>>>> and gnuradio on ubuntu 14.04.
>>>> I'm using pybombs (up-to-date) for building. Building
succeeds but i get
>>>> a segfault when running uhd_fft.
>>>> The backtrace is below.
>>>>
>>>> I checked if the correct libuhd was being used (with
ldd),instead of an
>>>> old version from an ubuntu package.
>>>> I also tried uhd_find_devices (which uses pure uhd if i'm
correct,
>>>> without gnuradio?), this works fine.
>>>> Running "pybombs verify gnuradio" results in:
>>>> The following tests FAILED:
>>>> 183 - qa_uhd (Failed)
>>>> 192 - qa_fcd (Failed)
>>>> Errors while running CT
>>>>
>>>> Running gnuradio/gr-uhd/python/uhd/qa_uhd.py in gdb segfaults
with a
>>>> similar backtrace as well.
>>>> Finally, i tried changing the gnuradio recipe to use the
maint branch
>>>> instead of master.
>>>> Rebuilding (after cleaning the build dir) results in the same
situation
>>>> however.
>>>>
>>>> I don't know where to look next. Did anyone experience the
same problem?
>>>> Thanks for any pointers!
>>>>
>>>>
>>>> (gdb) bt
>>>> #0 0x000000000001e626 in ?? ()
>>>> #1 0x00007ffff079d3a0 in strstr (__needle=0x7ffff082bfca
"swig_ptr: ",
>>>> __haystack=0xd9398 <error: Cannot access memory at address
0xd9398>) at
>>>> /usr/include/string.h:337
>>>> #2 SWIG_Python_FixMethods (methods=0x7ffff0a57380 <SwigMethods>,
>>>> const_table=0x7ffff0a5d920 <swig_const_table>,
types=0x7ffff0a5d980
>>>> <swig_types>,
>>>> types_initial=0x7ffff0a55a20 <swig_type_initial>) at
>>>>
/home/glenn/projects/pybombs/src/gnuradio/build/gr-uhd/swig/uhd_swigPYTHON_wrap.cxx:47200
>>>> #3 init_uhd_swig () at
>>>>
/home/glenn/projects/pybombs/src/gnuradio/build/gr-uhd/swig/uhd_swigPYTHON_wrap.cxx:47321
>>>> #4 0x00000000004268bc in _PyImport_LoadDynamicModule
>>>> (name=0x7ffff1cccd74 "_uhd_swig",
>>>> pathname=0x7fffed3fa48c
>>>>
"/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/_uhd_swig.so",
>>>> fp=<optimized out>) at ../Python/importdl.c:53
>>>> #5 0x00000000005b75d1 in load_module.39237 (name=<optimized
out>,
>>>> fp=<optimized out>, pathname=<optimized out>, type=<optimized
out>,
>>>> loader=loader@entry=0x0)
>>>> at ../Python/import.c:1915
>>>> #6 0x000000000046232a in imp_load_module.39244
(self=<optimized out>,
>>>> args=<optimized out>) at ../Python/import.c:3182
>>>> #7 0x000000000052c6d5 in call_function (oparg=<optimized out>,
>>>> pp_stack=0x7fffffffc170) at ../Python/ceval.c:4020
>>>> #8 PyEval_EvalFrameEx (f=f@entry=
>>>> Frame 0x7ffff2182a50, for file
>>>>
/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/uhd_swig.py,
>>>> line 24, in swig_import_helper (dirname=<function at remote
>>>> 0x7ffff7f0f578>, imp=<module at remote 0x7ffff6b519f0>,
fp=<file at
>>>> remote 0x7ffff0aa1f60>,
>>>>
pathname='/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/_uhd_swig.so',
>>>> description=('.so', 'rb', 3)), throwflag=throwflag@entry=0) at
>>>> ../Python/ceval.c:2666
>>>> #9 0x000000000052cf32 in fast_function (nk=<optimized out>,
>>>> na=<optimized out>, n=0, pp_stack=0x7fffffffc2b0,
func=<function at
>>>> remote 0x7fffed3fa398>)
>>>> at ../Python/ceval.c:4106
>>>> #10 call_function (oparg=<optimized out>,
pp_stack=0x7fffffffc2b0) at
>>>> ../Python/ceval.c:4041
>>>> #11 PyEval_EvalFrameEx (f=f@entry=Frame 0x7ffff1c73b00, for file
>>>>
/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/uhd_swig.py,
>>>> line 28, in <module> (),
>>>> throwflag=throwflag@entry=0) at ../Python/ceval.c:2666
>>>> #12 0x000000000055c594 in PyEval_EvalCodeEx (co=0x7fffed40a9b0,
>>>> globals=<optimized out>, locals=<optimized out>,
args=<optimized out>,
>>>> argcount=<optimized out>,
>>>> kws=<optimized out>, kwcount=0, defs=0x0, defcount=0,
closure=0x0)
>>>> at ../Python/ceval.c:3252
>>>> #13 0x00000000005b7392 in PyEval_EvalCode (co=<optimized out>,
>>>> globals=<optimized out>, locals=<optimized out>) at
../Python/ceval.c:667
>>>> #14 0x00000000005b744a in PyImport_ExecCodeModuleEx
>>>> (name=name@entry=0xdf9060 "gnuradio.uhd.uhd_swig",
co=co@entry=<code at
>>>> remote 0x7fffed40a9b0>,
>>>> pathname=pathname@entry=0xa0f170
>>>>
"/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/uhd_swig.pyc")
>>>> at ../Python/import.c:709
>>>> #15 0x0000000000579f0f in load_source_module.39194
>>>> (name=name@entry=0xdf9060 "gnuradio.uhd.uhd_swig",
>>>> pathname=0xa0f170
>>>>
"/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/uhd_swig.pyc",
>>>>
>>>> pathname@entry=0xa72300
>>>>
"/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/uhd_swig.py",
>>>> fp=<optimized out>) at ../Python/import.c:1099
>>>> #16 0x00000000005b7541 in load_module.39237
(name=name@entry=0xdf9060
>>>> "gnuradio.uhd.uhd_swig", fp=<optimized out>,
>>>> pathname=pathname@entry=0xa72300
>>>>
"/home/glenn/bin/gnuradio/lib/python2.7/dist-packages/gnuradio/uhd/uhd_swig.py",
>>>> type=<optimized out>, loader=<optimized out>)
>>>> at ../Python/import.c:1906
>>>> #17 0x000000000055d3a3 in import_submodule.39248
(mod=mod@entry=<module
>>>> at remote 0x7ffff1c8aa98>, subname=subname@entry=0xdf906d
"uhd_swig",
>>>> fullname=0xdf9060 "gnuradio.uhd.uhd_swig") at
../Python/import.c:2700
>>>> #18 0x000000000055d77c in load_next (mod=<module at remote
>>>> 0x7ffff1c8aa98>, altmod=None, p_name=p_name@entry=0x7fffffffc650,
>>>> buf=buf@entry=0xdf9060 "gnuradio.uhd.uhd_swig",
>>>> p_buflen=p_buflen@entry=0x7fffffffc660) at
../Python/import.c:2515
>>>> #19 0x000000000055db37 in import_module_level.isra.3 (level=-1,
>>>> fromlist=None, globals=<optimized out>, name=0x0) at
../Python/import.c:2224
>>>> #20 PyImport_ImportModuleLevel (name=<optimized out>,
globals=<optimized
>>>> out>, locals=<optimized out>, fromlist=None, level=-1) at
>>>> ../Python/import.c:2288
>>>> #21 0x00000000004755e7 in builtin___import__.32997
(self=<optimized
>>>> out>, args=<optimized out>, kwds=<optimized out>) at
>>>> ../Python/bltinmodule.c:49
>>>> #22 0x00000000004da20b in PyObject_Call (kw=0x0,
>>>> arg=('uhd_swig', {'_prepare_uhd_swig': <function at remote
>>>> 0x7ffff0adf2a8>, '__builtins__': {'bytearray': <type at remote
>>>> 0x9166a0>, 'IndexError': <type at remote 0x919900>, 'all':
<built-in
>>>> function all>, 'help': <_Helper at remote 0x7ffff7e7d290>,
'vars':
>>>> <built-in function vars>, 'SyntaxError': <type at remote
0x91b9e0>,
>>>> 'unicode': <type at remote 0x91dc80>, 'UnicodeDecodeError':
<type at
>>>> remote 0x91a920>, 'memoryview': <type at remote 0x90dae0>,
'isinstance':
>>>> <built-in function isinstance>, 'copyright':
>>>> <_Printer(_Printer__data='Copyright (c) 2001-2014 Python Software
>>>> Foundation.\nAll Rights Reserved.\n\nCopyright (c) 2000
BeOpen.com.\nAll
>>>> Rights Reserved.\n\nCopyright (c) 1995-2001 Corporation for
National
>>>> Research Initiatives.\nAll Rights Reserved.\n\nCopyright (c)
1991-1995
>>>> Stichting Mathematisch Centrum, Amsterdam.\nAll Rights
Reserved.',
>>>> _Printer__lines=None, _Printer__name='copyright',
_Printer__dirs=(),
>>>> _Printer__files=(...)) at remote 0x7ffff7e7d590>,
'NameError': <type at
>>>> remote 0x91bd20>, 'BytesWarn...(truncated), func=<built-in
function
>>>> __import__>) at ../Objects/abstract.c:2529
>>>> #23 PyEval_CallObjectWithKeywords (func=func@entry=<built-in
function
>>>> __import__>,
>>>> arg=arg@entry=('uhd_swig', {'_prepare_uhd_swig':
<function at
>>>> remote 0x7ffff0adf2a8>, '__builtins__': {'bytearray': <type
at remote
>>>> 0x9166a0>, 'IndexError': <type at remote 0x919900>, 'all':
<built-in
>>>> function all>, 'help': <_Helper at remote 0x7ffff7e7d290>,
'vars':
>>>> <built-in function vars>, 'SyntaxError': <type at remote
0x91b9e0>,
>>>> 'unicode': <type at remote 0x91dc80>, 'UnicodeDecodeError':
<type at
>>>> remote 0x91a920>, 'memoryview': <type at remote 0x90dae0>,
'isinstance':
>>>> <built-in function isinstance>, 'copyright':
>>>> <_Printer(_Printer__data='Copyright (c) 2001-2014 Python Software
>>>> Foundation.\nAll Rights Reserved.\n\nCopyright (c) 2000
BeOpen.com.\nAll
>>>> Rights Reserved.\n\nCopyright (c) 1995-2001 Corporation for
National
>>>> Research Initiatives.\nAll Rights Reserved.\n\nCopyright (c)
1991-1995
>>>> Stichting Mathematisch Centrum, Amsterdam.\nAll Rights
Reserved.',
>>>> _Printer__lines=None, _Printer__name='copyright',
_Printer__dirs=(),
>>>> _Printer__files=(...)) at remote 0x7ffff7e7d590>,
'NameError': <type at
>>>> remote
>>>>
>>>>
>>>>
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