[GEM-dev] [pd-gem:bugs] Re: #211 VLC plugin crash Pd

jack jackovic at users.sf.net
Thu Jun 6 20:17:02 CEST 2013 

OK, here the output of gdb (I use -nrt and not -rt) :
$ gdb --args pd -nrt -stderr -verbose -verbose ...
GNU gdb (GDB) 7.5.91.20130417-cvs-ubuntu
Copyright (C) 2013 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/local/bin/pd...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/local/bin/pd -nrt -stderr -verbose -verbose ...
warning: no loadable sections found in added symbol-file system-supplied DSO at 0x7ffff7ffa000
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
input channels = 2, output channels = 2
Pd-0.44.3 ("") compiled 11:55:24 Apr 29 2013
port 5400
TCL_LIBRARY="/usr/local/lib/pd/lib/tcl/library" TK_LIBRARY="/usr/local/lib/pd/lib/tk/library"   wish "/usr/local/lib/pd/tcl//pd-gui.tcl" 5400
Waiting for connection request... 
... connected
opened 0 MIDI input device(s) and 0 MIDI output device(s).
input channels = 2, output channels = 2
audio buffer set to 25
opened input device name hw:0
configuring sound input...
Sample width set to 4 bytes
configuring sound output...
Sample width set to 4 bytes
tried ./Gem.l_ia64 and failed
tried /home/jack/Gem/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/moocow/pdstring/src/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/zexy/src/.libs/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/iem/iemnet/Gem.l_ia64 and failed
tried /home/jack/Documents/PureData/PDabstractions/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/mapping/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/pmpd/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/iem/iem_tab/Gem.l_ia64 and failed
tried /home/jack/pure-data/abstractions/footils/list-abs/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/boids/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/ggee/control/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/ggee/filters/Gem.l_ia64 and failed
tried /home/jack/pure-data/trunk/externals/vbap/Gem.l_ia64 and failed
tried /home/jack/pure-data/trunk/externals/loaders/pdlua/src/Gem.l_ia64 and failed
tried /home/jack/pure-data/trunk/externals/pix_opencv/Gem.l_ia64 and failed
tried /home/jack/pure-data/trunk/externals/mrpeach/osc/Gem.l_ia64 and failed
tried /home/jack/pure-data/trunk/externals/iem/comport/comport/Gem.l_ia64 and failed
tried /home/jack/pure-data/trunk/externals/extra/Gem.l_ia64 and failed
tried /home/jack/Gem/extra/pix_fiducialtrack/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/zexy/abs/Gem.l_ia64 and failed
tried /home/jack/pure-data/externals/share_mem/Gem.l_ia64 and failed
tried /home/jack/pd-externals/Gem.l_ia64 and failed
tried /usr/local/lib/pd-externals/Gem.l_ia64 and failed
tried /usr/local/lib/pd/extra/Gem.l_ia64 and failed
tried ./Gem.pd_linux and failed
tried /home/jack/Gem/Gem.pd_linux and succeeded
verbose(5): not registering [pix_filmQT] again...
GEM: Graphics Environment for Multimedia
verbose(2): GEM: ver: 0.93.git 374f713
verbose(2): GEM: compiled: Apr 30 2013
verbose(2): GEM: maintained by IOhannes m zmoelnig
verbose(2): GEM: Authors :	Mark Danks (original version)
verbose(2): GEM:		Chris Clepper
verbose(2): GEM:		Cyrille Henry
verbose(2): GEM:		IOhannes m zmoelnig
verbose(2): GEM: with help by Guenter Geiger, Daniel Heckenberg, James Tittle, Hans-Christoph Steiner, et al.
verbose(2): GEM: found a bug? miss a feature? please report it:
verbose(2): GEM: 	homepage http://gem.iem.at/
verbose(2): GEM: 	bug-tracker http://sourceforge.net/projects/pd-gem/
verbose(2): GEM: 	mailing-list http://lists.puredata.info/listinfo/gem-dev/
open: /etc/pd/gem.conf: No such file or directory
open: /home/jack/.config/pure-data/gem.conf: No such file or directory
open: ./gem.conf: No such file or directory
tried ./Gem-meta.pd and failed
tried /home/jack/Gem/Gem-meta.pd and succeeded
verbose(2): GEM: compiled for MMX/SSE2 architecture
verbose(2): GEM: using SSE2 optimization
verbose(2): GEM: detected 8 CPUs
load plugins 'film' in '/home/jack/Gem/'
pattern : /home/jack/Gem/gem_film*.so
dylib loading file '/home/jack/Gem/gem_filmGMERLIN.so'!
verbose(5): backend 'DirectShow' unavailable
verbose(5): backend 'AVI' unavailable
verbose(5): trying to add 'gmerlin' as backend
verbose(5): added backend#0 'gmerlin'
verbose(5): backend 'QuickTime' unavailable
verbose(5): backend 'quicktime4linux' unavailable
verbose(5): backend 'MPEG3' unavailable
verbose(5): backend 'aviplay' unavailable
verbose(5): backend 'MPEG1' unavailable
verbose(5): trying to add 'gmerlin' as backend
load plugins 'image' in '/home/jack/Gem/'
pattern : /home/jack/Gem/gem_image*.so
dylib loading file '/home/jack/Gem/gem_imageJPEG.so'!
dylib loading file '/home/jack/Gem/gem_imageMAGICK.so'!
dylib loading file '/home/jack/Gem/gem_imageSGI.so'!
dylib loading file '/home/jack/Gem/gem_imageTIFF.so'!
verbose(5): trying to add 'magick' as backend
verbose(5): added backend#0 'magick' @ 0x7ca090
verbose(5): trying to add 'SGI' as backend
verbose(5): added backend#1 'SGI' @ 0x7ca040
verbose(5): trying to add 'jpeg' as backend
verbose(5): added backend#2 'jpeg' @ 0xac9b10
verbose(5): trying to add 'magick' as backend
verbose(5): trying to add 'tiff' as backend
verbose(5): added backend#3 'tiff' @ 0xac9b70
GEM: image loading support: magick SGI jpeg tiff
not reloading 'image' plugins (already 4 loaded)
verbose(5): trying to add 'magick' as backend
verbose(5): added backend#0 'magick' @ 0xad4840
verbose(5): trying to add 'SGI' as backend
verbose(5): added backend#1 'SGI' @ 0x7a14a0
verbose(5): trying to add 'jpeg' as backend
verbose(5): added backend#2 'jpeg' @ 0xad4930
verbose(5): trying to add 'magick' as backend
verbose(5): trying to add 'tiff' as backend
verbose(5): added backend#3 'tiff' @ 0xad4bb0
load plugins 'image' in '/home/jack/Gem/'
pattern : /home/jack/Gem/gem_image*.so
dylib loading file '/home/jack/Gem/gem_imageJPEG.so'!
dylib loading file '/home/jack/Gem/gem_imageMAGICK.so'!
dylib loading file '/home/jack/Gem/gem_imageSGI.so'!
dylib loading file '/home/jack/Gem/gem_imageTIFF.so'!
verbose(5): trying to add 'jpeg' as backend
verbose(5): added backend#0 'jpeg' @ 0x8b9e68
verbose(5): trying to add 'magick' as backend
verbose(5): added backend#1 'magick' @ 0x8b9b98
verbose(5): trying to add 'tiff' as backend
verbose(5): added backend#2 'tiff' @ 0x8b9ea8
GEM: image saving support: jpeg magick tiff
load plugins 'model' in '/home/jack/Gem/'
pattern : /home/jack/Gem/gem_model*.so
dylib loading file '/home/jack/Gem/gem_modelOBJ.so'!
verbose(5): trying to add 'OBJ' as backend
verbose(5): added backend#0 'OBJ'
load plugins 'record' in '/home/jack/Gem/'
pattern : /home/jack/Gem/gem_record*.so
dylib loading file '/home/jack/Gem/gem_recordV4L.so'!
dylib loading file '/home/jack/Gem/gem_recordV4L2.so'!
verbose(5): backend 'QT' unavailable
verbose(5): backend 'QT4L' unavailable
verbose(5): trying to add 'V4L' as backend
verbose(5): added backend#0 'V4L'
verbose(5): trying to add 'V4L2' as backend
verbose(5): added backend#1 'V4L2'
load plugins 'video' in '/home/jack/Gem/'
pattern : /home/jack/Gem/gem_video*.so
dylib loading file '/home/jack/Gem/gem_videoV4L.so'!
dylib loading file '/home/jack/Gem/gem_videoV4L2.so'!
dylib loading file '/home/jack/Gem/gem_videoVLC.so'!
verbose(5): Gem::video: trying to add 'v4l2' as backend
verbose(5): Gem::video: added backend#0 'v4l2'
verbose(5): Gem::video: trying to add 'v4l' as backend
verbose(5): Gem::video: added backend#1 'v4l'
verbose(5): Gem::video: backend 'dv4l' unavailable
verbose(5): Gem::video: trying to add 'v4l' as backend
verbose(5): Gem::video: trying to add 'v4l2' as backend
verbose(5): Gem::video: trying to add 'vlc' as backend

Program received signal SIGSEGV, Segmentation fault.
__strcmp_sse42 () at ../sysdeps/x86_64/multiarch/strcmp-sse42.S:164
164	../sysdeps/x86_64/multiarch/strcmp-sse42.S: Aucun fichier ou dossier de ce type.
(gdb) bt
#0  __strcmp_sse42 () at ../sysdeps/x86_64/multiarch/strcmp-sse42.S:164
#1  0x00007fffe57b2f99 in g_str_equal () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fffe57b26cf in g_hash_table_lookup () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fffe57d1e5f in g_quark_from_static_string () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fffe08c66ec in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#5  0x00007ffff7de9876 in call_init (l=l at entry=0xbc2830, argc=argc at entry=6, argv=argv at entry=0x7fffffffe198, 
    env=env at entry=0x7fffffffe1d0) at dl-init.c:84
#6  0x00007ffff7de9930 in call_init (env=<optimized out>, argv=<optimized out>, argc=<optimized out>, l=0xbc2830) at dl-init.c:55
#7  _dl_init (main_map=main_map at entry=0xbb9150, argc=6, argv=0x7fffffffe198, env=0x7fffffffe1d0) at dl-init.c:133
#8  0x00007ffff7dedfdf in dl_open_worker (a=a at entry=0x7fffffffc1b8) at dl-open.c:566
#9  0x00007ffff7de9706 in _dl_catch_error (objname=objname at entry=0x7fffffffc1a8, errstring=errstring at entry=0x7fffffffc1b0, 
    mallocedp=mallocedp at entry=0x7fffffffc1a0, operate=operate at entry=0x7ffff7dedc00 <dl_open_worker>, args=args at entry=0x7fffffffc1b8)
    at dl-error.c:177
#10 0x00007ffff7ded809 in _dl_open (file=0xbb4590 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode=-2147483647, 
    caller_dlopen=<optimized out>, nsid=-2, argc=6, argv=0x7fffffffe198, env=0x7fffffffe1d0) at dl-open.c:656
#11 0x00007ffff6f43026 in dlopen_doit (a=a at entry=0x7fffffffc3c0) at dlopen.c:66
#12 0x00007ffff7de9706 in _dl_catch_error (objname=0x740e30, errstring=0x740e38, mallocedp=0x740e28, 
    operate=0x7ffff6f42fc0 <dlopen_doit>, args=0x7fffffffc3c0) at dl-error.c:177
#13 0x00007ffff6f4363c in _dlerror_run (operate=operate at entry=0x7ffff6f42fc0 <dlopen_doit>, args=args at entry=0x7fffffffc3c0)
    at dlerror.c:163
#14 0x00007ffff6f430c1 in __dlopen (file=<optimized out>, mode=<optimized out>) at dlopen.c:87
#15 0x00007fffe333313d in ?? () from /usr/lib/libvlccore.so.5
#16 0x00007fffe331a1c8 in ?? () from /usr/lib/libvlccore.so.5
---Type <return> to continue, or q <return> to quit---
#17 0x00007fffe331a49b in ?? () from /usr/lib/libvlccore.so.5
#18 0x00007fffe331a68d in ?? () from /usr/lib/libvlccore.so.5
#19 0x00007fffe331a7b0 in ?? () from /usr/lib/libvlccore.so.5
#20 0x00007fffe331ae3d in ?? () from /usr/lib/libvlccore.so.5
#21 0x00007fffe32aff0b in libvlc_InternalInit () from /usr/lib/libvlccore.so.5
#22 0x00007fffe35815b5 in libvlc_new () from /usr/lib/libvlc.so.5
#23 0x00007fffe3799aad in gem::plugins::videoVLC::videoVLC (this=0x7d33a0) at videoVLC.cpp:56
#24 0x00007fffe3799bb3 in gem::PluginFactoryRegistrar::allocator<gem::plugins::videoVLC, gem::plugins::video> ()
    at ../../src/plugins/PluginFactoryTimple.h:134
#25 0x00007ffff38f307a in doGetInstance (id=..., this=<optimized out>) at ../../src/plugins/PluginFactoryTimple.h:70
#26 getInstance (id=...) at ../../src/plugins/PluginFactoryTimple.h:96
#27 addPlugin (ID=..., available=<error reading variable: access outside bounds of object referenced via synthetic pointer>, 
    this=0x7cf4a0) at video.cpp:80
#28 gem::plugins::videoMeta::videoMeta (this=0x7cf4a0) at video.cpp:111
#29 0x00007ffff38ea9d3 in gem::plugins::video::getInstance () at video.cpp:313
#30 0x00007ffff38bdd9d in gem::plugins::init () at PluginFactory.cpp:175
#31 0x0000000000488bc3 in sys_do_load_lib ()
#32 0x0000000000488f48 in sys_load_lib ()
#33 0x0000000000480cb3 in glob_initfromgui ()
#34 0x000000000046f5d9 in pd_typedmess ()
#35 0x000000000047995b in binbuf_eval ()
#36 0x0000000000483e13 in socketreceiver_read ()
#37 0x00000000004828ac in sys_domicrosleep.constprop.3 ()
---Type <return> to continue, or q <return> to quit---
#38 0x000000000047d89d in m_mainloop ()
#39 0x00007ffff6b9bea5 in __libc_start_main (main=0x411cf0 <main>, argc=6, ubp_av=0x7fffffffe198, init=<optimized out>, 
    fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffe188) at libc-start.c:260
#40 0x0000000000411d21 in _start ()

++

Jack




---

** [bugs:#211] VLC plugin crash Pd**

**Status:** open
**Created:** Thu Jun 06, 2013 05:02 PM UTC by jack 
**Last Updated:** Thu Jun 06, 2013 05:08 PM UTC
**Owner:** nobody

Hello,
Using VLC plugin crash Pd.
Removing the symlink solve this problem.
Can I help to enable this plugin in a patch ?
Configuration :
Ubuntu 13.04, Pd 0.44.3, Gem ver: 0.93.git 374f713.
++

Jack




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