GNU gdb 6.3
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This GDB was configured as "i586-pc-haiku"...(no debugging symbols found)

[tcsetpgrp failed in terminal_inferior: Invalid Argument]
Thread 239 called debugger(): oops
Reading symbols from /boot/system/runtime_loader...done.
Loaded symbols for /boot/system/runtime_loader
Reading symbols from /boot/system/lib/libbe.so...done.
Loaded symbols for /boot/system/lib/libbe.so
Reading symbols from /boot/system/lib/libmedia.so...done.
Loaded symbols for /boot/system/lib/libmedia.so
Reading symbols from /boot/system/lib/libgame.so...done.
Loaded symbols for /boot/system/lib/libgame.so
Reading symbols from /boot/system/lib/libstdc++.r4.so...done.
Loaded symbols for /boot/system/lib/libstdc++.r4.so
Reading symbols from /boot/system/lib/libroot.so...done.
Loaded symbols for /boot/system/lib/libroot.so
Reading symbols from /boot/system/add-ons/media/hmulti_audio.media_addon...done.
Loaded symbols for /boot/system/add-ons/media/hmulti_audio.media_addon
Reading symbols from /boot/system/add-ons/media/mixer.media_addon...done.
Loaded symbols for /boot/system/add-ons/media/mixer.media_addon
Reading symbols from /boot/system/add-ons/media/plugins/wav_reader...done.
Loaded symbols for /boot/system/add-ons/media/plugins/wav_reader
Reading symbols from /boot/system/add-ons/media/plugins/ffmpeg...done.
Loaded symbols for /boot/system/add-ons/media/plugins/ffmpeg
[tcsetpgrp failed in terminal_inferior: Invalid Argument]
[Switching to team /boot/system/servers/media_addon_server (171) thread Audio Mixer control (239)]
0xffff0114 in ?? ()
(gdb) bt
#0  0xffff0114 in ?? ()
#1  0x005ee43e in debugger () from /boot/system/lib/libroot.so
#2  0x004fdfda in BBuffer::SetHeader () from /boot/system/lib/libmedia.so
#3  0x004ff040 in BBufferConsumer::HandleMessage ()
   from /boot/system/lib/libmedia.so
#4  0x0050f0df in BMediaNode::WaitForMessage ()
   from /boot/system/lib/libmedia.so
#5  0x00509642 in BMediaEventLooper::ControlLoop ()
   from /boot/system/lib/libmedia.so
#6  0x00509b8b in BMediaEventLooper::_ControlThreadStart ()
   from /boot/system/lib/libmedia.so
#7  0x005f2ab2 in thread_entry () from /boot/system/lib/libroot.so
#8  0x70184fec in ?? ()
(gdb)