Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x4946f950 (LWP 28645)]
ChatHandler::HandleGameObjectTargetCommand (this=0x4946d610, args=0x7f4fd1fd3cdb "") at /home/gerasz/335-src/objdir/../src/game/Object.h:589
589             uint32 GetPhaseMask() const { return m_phaseMask; }
(gdb) bt
#0  ChatHandler::HandleGameObjectTargetCommand (this=0x4946d610, args=0x7f4fd1fd3cdb "") at /home/gerasz/335-src/objdir/../src/game/Object.h:589
#1  0x00000000005d894a in ChatHandler::ExecuteCommand (this=0x4946d610, text=0x7f4fd1fd3cdb "") at ../../../src/game/Chat.cpp:1290
#2  0x00000000005db713 in ChatHandler::CommandCallbackHelper (_player=<value optimized out>, text=<value optimized out>) at /home/gerasz/335-src/objdir/../src/game/Chat.h:716
#3  0x00000000005da090 in MaNGOS::_ICallback<MaNGOS::_SCallback<Player*, std::string, void, void> >::Execute (this=0x7f4fd208fd20)
    at /home/gerasz/335-src/objdir/../src/game/../framework/Utilities/Callback.h:357
#4  0x0000000000a4ea46 in Unit::Update (this=0x11920cc0, p_time=101) at /home/gerasz/335-src/objdir/../src/game/../framework/Utilities/Callback.h:818
#5  0x000000000090ec13 in Player::Update (this=0x11920cc0, p_time=101) at ../../../src/game/Player.cpp:1920
#6  0x0000000000788f3e in Map::UpdatePlayers (this=0x13e086c0, t_diff=@0x7f4fd2310bc8) at ../../../src/game/Map.cpp:789
#7  0x00000000007895f3 in Map::Update (this=0x13e086c0, t_diff=@0x7f4fd2310bc8) at ../../../src/game/Map.cpp:857
#8  0x000000000078b2af in InstanceMap::Update (this=0x13e086c0, t_diff=@0x7f4fd2310bc8) at ../../../src/game/Map.cpp:2208
#9  0x00000000007aabf5 in MapThreadWorker::Update (this=0x7f4fd2310b80, diff=@0x7f4fd2310bc8) at ../../../src/game/MapThreadMgr.cpp:395
#10 0x00000000007ab535 in MapThreadWorker::run (this=0x7f4fd2310b80) at ../../../src/game/MapThreadMgr.cpp:331
#11 0x0000000000ba4d66 in ACE_Based::Thread::ThreadTask (param=<value optimized out>) at ../../../src/shared/Threading.cpp:367
#12 0x00007f4ff1477fc7 in start_thread () from /lib/libpthread.so.0
#13 0x00007f4ff0a4764d in clone () from /lib/libc.so.6
#14 0x0000000000000000 in ?? ()
(gdb)