Re: [Rhythmbox-devel] Rhythmbox pre-release, and landing of generic audio player write support

[Alex Jones <alex weej com>]

On Tue, 2007-02-06 at 19:28 +0100, Sebastien Bacher wrote:
> On mar, 2007-02-06 at 17:19 +0000, Alex Jones wrote:
> 
> > I'm trying to track it down, but I don't really know how. I've gotten as
> > far as running it with rhythmbox --debug and waiting for it to segfault.
> > I'm not sure why apport/bugbuddy isn't picking up the crash... :/
> 
> There is some problems with apport at the moment, they should be fixed
> soon, you can get a backtrace with gdb:
> - gdb rhythmbox
> (gdb) run
> ... get the crash
> (gdb) thread apply all bt
> 
> That will print the backtrace

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1332774000 (LWP 1767)]
0x080a21a7 in ?? ()
(gdb) thread apply all bt

Thread 107 (Thread -1366594672 (LWP 1772)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb6ffa231 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7414f9d in ?? () from /usr/lib/libgnomevfs-2.so.0
#3  0x00000022 in ?? ()
#4  0xae8b5ce4 in ?? ()
#5  0x00000000 in ?? ()

Thread 106 (Thread -1358201968 (LWP 1771)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb6ffa231 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7414f9d in ?? () from /usr/lib/libgnomevfs-2.so.0
#3  0x00000023 in ?? ()
#4  0xaf0b6ff4 in ?? ()
#5  0x00000000 in ?? ()

Thread 105 (Thread -1341166704 (LWP 1770)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7d21428 in connect () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb74152ea in gnome_vfs_inet_connection_create_from_address ()
   from /usr/lib/libgnomevfs-2.so.0
#3  0xb56f81cd in ne_sock_connect ()
---Type <return> to continue, or q <return> to quit---
   from /usr/lib/gnome-vfs-2.0/modules/libhttp.so
#4  0xb56eb757 in ?? () from /usr/lib/gnome-vfs-2.0/modules/libhttp.so
#5  0xb4be1de8 in ?? ()
#6  0xb4be1640 in ?? ()
#7  0x00000050 in ?? ()
#8  0x0821b2f0 in ?? ()
#9  0xb56f8f22 in ?? () from /usr/lib/gnome-vfs-2.0/modules/libhttp.so
#10 0x00000000 in ?? ()

Thread 103 (Thread -1324381296 (LWP 1768)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb6ffa231 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7414f9d in ?? () from /usr/lib/libgnomevfs-2.so.0
#3  0x00000028 in ?? ()
#4  0xb10f7ce4 in ?? ()
#5  0x00000000 in ?? ()

Thread 102 (Thread -1332774000 (LWP 1767)):
#0  0x080a21a7 in ?? ()
#1  0x080e1f00 in ?? ()
#2  0x080e1a90 in ?? ()
#3  0x000000dd in ?? ()
#4  0x00000001 in ?? ()
---Type <return> to continue, or q <return> to quit---
#5  0x080e1c09 in ?? ()
#6  0xb49b3651 in ?? ()
#7  0x00000002 in ?? ()
#8  0xb49fb8af in ?? ()
#9  0xb4bcc030 in ?? ()
#10 0xb49b3651 in ?? ()
#11 0xb08f70b8 in ?? ()
#12 0xb72630d8 in ?? () from /usr/lib/libxml2.so.2
#13 0x080e1f00 in ?? ()
#14 0xb4bcc030 in ?? ()
#15 0x080e1a90 in ?? ()
#16 0xb722ac1a in xmlDictLookup () from /usr/lib/libxml2.so.2
#17 0xb717adf7 in xmlParseStartTag () from /usr/lib/libxml2.so.2
#18 0xb718418c in xmlParseElement () from /usr/lib/libxml2.so.2
#19 0xb71801de in xmlParseContent () from /usr/lib/libxml2.so.2
#20 0xb71842ce in xmlParseElement () from /usr/lib/libxml2.so.2
#21 0xb71801de in xmlParseContent () from /usr/lib/libxml2.so.2
#22 0xb71842ce in xmlParseElement () from /usr/lib/libxml2.so.2
#23 0xb71846c8 in xmlParseDocument () from /usr/lib/libxml2.so.2
#24 0x080a1155 in rb_podcast_parse_load_feed ()
#25 0x0809d94a in ?? ()
#26 0x088b5258 in ?? ()
#27 0x088fdb40 in ?? ()
---Type <return> to continue, or q <return> to quit---
#28 0xb08f7388 in ?? ()
#29 0x00000001 in ?? ()
#30 0x00000000 in ?? ()

Thread 101 (Thread -1265632368 (LWP 1766)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb6ffa231 in select () from /lib/tls/i686/cmov/libc.so.6
#2  0xb7414f9d in ?? () from /usr/lib/libgnomevfs-2.so.0
#3  0x00000026 in ?? ()
#4  0xb48feff4 in ?? ()
#5  0x00000000 in ?? ()

Thread 90 (Thread -1282417776 (LWP 1595)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7d1e5c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb5b1abd2 in ?? () from /usr/lib/libgstaudio-0.10.so.0
#3  0xb4bb5b10 in ?? ()
#4  0xb4baf7b8 in ?? ()
#5  0xb38fd374 in ?? ()
#6  0xb38fd378 in ?? ()
#7  0x08bb2ea8 in ?? ()
#8  0x000003f8 in ?? ()
---Type <return> to continue, or q <return> to quit---
#9  0xb38fd358 in ?? ()
#10 0xb7d1c451 in pthread_mutex_lock ()
from /lib/tls/i686/cmov/libpthread.so.0
#11 0xb71009bf in ?? () from /usr/lib/libglib-2.0.so.0
#12 0x08b15c30 in ?? ()
#13 0xb4999900 in ?? ()
#14 0xb38fd3c8 in ?? ()
#15 0xb7d19a3c in __nptl_deallocate_tsd ()
   from /lib/tls/i686/cmov/libpthread.so.0
#16 0xb7d1a31b in start_thread ()
from /lib/tls/i686/cmov/libpthread.so.0
#17 0xb70013ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 88 (Thread -1349559408 (LWP 1593)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7d1e5c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb730d828 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#3  0xb4bd4c40 in ?? ()
#4  0xb49bb530 in ?? ()
#5  0xaf8f5358 in ?? ()
#6  0xb7d1c451 in pthread_mutex_lock ()
from /lib/tls/i686/cmov/libpthread.so.0
#7  0xb71009bf in ?? () from /usr/lib/libglib-2.0.so.0
#8  0x08b15b48 in ?? ()
#9  0xb4bd4c78 in ?? ()
---Type <return> to continue, or q <return> to quit---
#10 0xaf8f53c8 in ?? ()
#11 0xb7d19a3c in __nptl_deallocate_tsd ()
   from /lib/tls/i686/cmov/libpthread.so.0
#12 0xb7d1a31b in start_thread ()
from /lib/tls/i686/cmov/libpthread.so.0
#13 0xb70013ee in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 77 (Thread -1315988592 (LWP 1473)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7d1e5c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7352bbf in gst_base_sink_wait_preroll ()
   from /usr/lib/libgstbase-0.10.so.0
#3  0xb5b1d34f in ?? () from /usr/lib/libgstaudio-0.10.so.0
#4  0x08a9c818 in ?? ()
#5  0xb18f8888 in ?? ()
#6  0x08c3a234 in ?? ()
#7  0x00000ce5 in ?? ()
#8  0x00000ce5 in ?? ()
#9  0xb18f8894 in ?? ()
#10 0xb18f8880 in ?? ()
#11 0xb18f8878 in ?? ()
#12 0xb733d23a in ?? () from /usr/lib/libgstreamer-0.10.so.0
#13 0xb733d23a in ?? () from /usr/lib/libgstreamer-0.10.so.0
---Type <return> to continue, or q <return> to quit---
#14 0x00000000 in ?? ()

Thread 56 (Thread -1307595888 (LWP 1212)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7d1e5c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xaf0db3f2 in ?? ()
from /usr/lib/gstreamer-0.10/libgstcoreelements.so
#3  0xb4bc8080 in ?? ()
#4  0xb49c6c60 in ?? ()
#5  0x00000000 in ?? ()

Thread 6 (Thread -1274025072 (LWP 944)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb7d1e84c in pthread_cond_timedwait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb7270133 in ?? () from /usr/lib/libgthread-2.0.so.0
#3  0x08a21958 in ?? ()
#4  0x082625e0 in ?? ()
#5  0xb40fe2b8 in ?? ()
#6  0xb7f21098 in rb_metadata_load ()
from /usr/lib/librhythmbox-core.so.0
#7  0xb70c5c81 in ?? () from /usr/lib/libglib-2.0.so.0
#8  0x08a21958 in ?? ()
#9  0x082625e0 in ?? ()
---Type <return> to continue, or q <return> to quit---
#10 0xb40fe370 in ?? ()
#11 0x00000001 in ?? ()
#12 0x08ad2ab8 in ?? ()
#13 0xb71494e8 in ?? () from /usr/lib/libglib-2.0.so.0
#14 0xb40fe370 in ?? ()
#15 0xb71494e8 in ?? () from /usr/lib/libglib-2.0.so.0
#16 0x082625c8 in ?? ()
#17 0xb7149af0 in ?? () from /usr/lib/libglib-2.0.so.0
#18 0xb40fe328 in ?? ()
#19 0xb70c5db6 in g_async_queue_timed_pop ()
from /usr/lib/libglib-2.0.so.0
Backtrace stopped: frame did not save the PC

Thread 1 (Thread -1229612224 (LWP 934)):
#0  0xb7f6d7f2 in ?? () from /lib/ld-linux.so.2
#1  0xb6ff76f3 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0xb70e5c53 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x08982ed0 in ?? ()
#4  0x0000000d in ?? ()
#5  0x00000082 in ?? ()
#6  0x08982ed0 in ?? ()
#7  0x0000000e in ?? ()
#8  0xb71494e8 in ?? () from /usr/lib/libglib-2.0.so.0
#9  0x081f79f0 in ?? ()
---Type <return> to continue, or q <return> to quit---
#10 0xbfde2504 in ?? ()
#11 0x00000001 in ?? ()
#12 0x00000001 in ?? ()
#13 0x081f79f0 in ?? ()
#14 0x08982ed0 in ?? ()
#15 0xb6ff7680 in ?? () from /lib/tls/i686/cmov/libc.so.6
#16 0xb7d1dbe0 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#17 0xb7d1c440 in ?? () from /lib/tls/i686/cmov/libpthread.so.0
#18 0xb7100453 in g_thread_self () from /usr/lib/libglib-2.0.so.0
#19 0xb70e5fc9 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#20 0xb7845f84 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#21 0x0806299b in main ()
#0  0x080a21a7 in ?? ()

Looks pretty crappy to me, but there's no debugging symbols package in
Feisty, so it's the best I can do for now. :(
-- 
Alex Jones
http://alex.weej.com/