(gdb) bt
#0  0x082179ab in Inkscape::Whiteboard::SessionManager::processXmppEvent (this=0x9b5a830,
    event=@0xb4a1626c) at jabber_whiteboard/session-manager.cpp:121
#1  0x082530e1 in Pedro::XmppEventTarget::dispatchXmppEvent (this=0x9b5a844, event=@0xb4a1626c)
    at pedro/pedroxmpp.cpp:333
#2  0x08259695 in Pedro::XmppClient::processMessage (this=0x9b5a844, root=0x9c62ee8)
    at pedro/pedroxmpp.cpp:1085
#3  0x0825fc79 in Pedro::XmppClient::receiveAndProcess (this=0x9b5a844) at pedro/pedroxmpp.cpp:1459
#4  0x08251f49 in Pedro::XmppClient::receiveAndProcessLoop (this=0x9b5a844)
    at pedro/pedroxmpp.cpp:1495
#5  0x08266991 in Pedro::PthreadThreadFunction (context=0xbfd88f88) at pedro/pedroutil.cpp:799
#6  0xb6fde34b in start_thread () from /lib/libpthread.so.0
#7  0xb6f7565e in clone () from /lib/libc.so.6