Would you try installing binaries as well and see if you get the same behavior? We suspect your gcc compiler settings might be a bit fishy. D. On Fri, May 7, 2010 at 10:19 PM, Felix Ruess wrote: > I used rosinstall to get the source and compiled it. > > cheers, Felix > > On Fri, May 7, 2010 at 10:17 PM, Dejan Pangercic > wrote: >> Hi Felix, >> >> Lorenz just reminded me, did you install binaries or you compiled >> packages by yourself? >> >> cheers, D. >> >> On Fri, May 7, 2010 at 9:49 PM, Felix Ruess wrote: >>> python 2.6.5 >>> >>> On Fri, May 7, 2010 at 9:40 PM, Dejan Pangercic >>> wrote: >>>> Python version ( python --version)? >>>> D. >>>> >>>> On Fri, May 7, 2010 at 9:20 PM, Felix Ruess wrote: >>>>> D, >>>>> >>>>> when I step through turtle_tf_listener.py with pdb it fails after >>>>> >>>>> -> rospy.wait_for_service('spawn') >>>>> (Pdb) zsh: illegal hardware instruction  pdb turtle_tf_listener.py >>>>> __name:=turtle_listener >>>>> >>>>> and pdb exits with sigill >>>>> >>>>> cheers, Felix >>>>> >>>>> On Fri, May 7, 2010 at 9:02 PM, Felix Ruess wrote: >>>>>> Hey Dejan, >>>>>> >>>>>> I'm running boxturtle >>>>>> I already checked with roswtf and it doesn't complain: >>>>>> >>>>>> 1413 ros % roswtf >>>>>> >>>>>> 2010-05-07 20:52:02 flixr pts/2 >>>>>> Loaded plugin tf.tfwtf >>>>>> Stack: ros >>>>>> ================================================================================ >>>>>> Static checks summary: >>>>>> >>>>>> No errors or warnings >>>>>> ================================================================================ >>>>>> >>>>>> ROS Master does not appear to be running. >>>>>> Online graph checks will not be run. >>>>>> ROS_MASTER_URI is [http://localhost:11311] >>>>>> >>>>>> cheers, Felix >>>>>> >>>>>> >>>>>> On Fri, May 7, 2010 at 8:44 PM, Dejan Pangercic >>>>>> wrote: >>>>>>> Hi Felix, >>>>>>> first off did you install stable, trunk or latest? >>>>>>> Furthermore, gdb will not work for pyhton nodes, sorry I did not >>>>>>> realize before it was about python. You would need to use pdb instead. >>>>>>> Can you run roswtf  and post please? >>>>>>> >>>>>>> cheers, D. >>>>>>> >>>>>>> >>>>>>> On Fri, May 7, 2010 at 8:05 PM, Felix Ruess wrote: >>>>>>>> Dejan, >>>>>>>> >>>>>>>> I attached the full backtrace in case this is of any help... >>>>>>>> Thanks a lot! >>>>>>>> >>>>>>>> Cheers, Felix >>>>>>>> >>>>>>>> On Fri, May 7, 2010 at 7:49 PM, Felix Ruess wrote: >>>>>>>>> Tully, >>>>>>>>> >>>>>>>>> thanks for the hint! I did a svn up in joystick_drivers and there now >>>>>>>>> it is already added in the dep file :-) >>>>>>>>> And yes, that is not the problem causing the segfault. >>>>>>>>> >>>>>>>>> Dejan, >>>>>>>>> >>>>>>>>> finally found out how to debug the python program with gdb (removed >>>>>>>>> the node from the launch file and ran gdb python seperately). >>>>>>>>> here is the trace: >>>>>>>>> >>>>>>>>> (gdb) run turtle_tf_listener.py __name:=turtle_listener >>>>>>>>> Starting program: /usr/bin/python turtle_tf_listener.py __name:=turtle_listener >>>>>>>>> [Thread debugging using libthread_db enabled] >>>>>>>>> [New Thread 0x25a8b70 (LWP 7159)] >>>>>>>>> [New Thread 0x2da9b70 (LWP 7160)] >>>>>>>>> [New Thread 0x35b6b70 (LWP 7161)] >>>>>>>>> [Thread 0x35b6b70 (LWP 7161) exited] >>>>>>>>> [New Thread 0x35b6b70 (LWP 7166)] >>>>>>>>> [New Thread 0x3db7b70 (LWP 7170)] >>>>>>>>> [New Thread 0x45b8b70 (LWP 7173)] >>>>>>>>> [New Thread 0x4db9b70 (LWP 7175)] >>>>>>>>> [Thread 0x45b8b70 (LWP 7173) exited] >>>>>>>>> >>>>>>>>> Program received signal SIGILL, Illegal instruction. >>>>>>>>> [Switching to Thread 0x4db9b70 (LWP 7175)] >>>>>>>>> 0x0051c203 in ros::TimeBase::fromSec >>>>>>>>> (obj=