(gdb) thread 5
[Switching to thread 5 (Thread 1107310928 (LWP 1512))]#0  0x00002ad85b208436 in pthread_mutex_lock () from /lib/libpthread.so.0
(gdb) bt full
#0  0x00002ad85b208436 in pthread_mutex_lock () from /lib/libpthread.so.0
No symbol table info available.
#1  0x00002ad85afd5cd7 in ZThread::FastMutex::acquire (
    this=<value optimized out>) at posix/FastLock.h:82
No locals.
#2  0x0000000000653d3d in ZThread::LockedQueue<WorldPacket*, ZThread::FastMutex, std::deque<WorldPacket*, std::allocator<WorldPacket*> > >::size (
    this=0x366e9a8) at ./../../dep/include/zthread/Guard.h:183
        g = {<ZThread::LockHolder<ZThread::FastMutex>> = {_lock = @0x366e9b0,
    _enabled = true}, <ZThread::NonCopyable> = {<No data fields>}, <No data fields>}
#3  0x000000000064a46e in WorldSession::Update (this=0x366e960)
    at ./../../dep/include/zthread/Queue.h:152
        packet = (WorldPacket *) 0x42002ea0
        currTime = <value optimized out>
#4  0x000000000063dd66 in World::UpdateSessions (this=<value optimized out>,
    diff=183954) at World.cpp:1947
        next = {_M_cur = 0x2aaab35d1100, _M_ht = 0xb7d000}
#5  0x000000000064441e in World::Update (this=0xb7cf50, diff=183954)
    at World.cpp:986
        i = 3
        AuctionMap = (AuctionHouseObject *) 0xb7c130
#6  0x00000000004c121a in WorldRunnable::run (this=<value optimized out>)
---Type <return> to continue, or q <return> to quit---
    at WorldRunnable.cpp:61
        diff = 183954
        realCurrTime = 798163006
        realPrevTime = <value optimized out>
        prevSleepTime = 87
#7  0x00002ad85afec882 in ZThread::ThreadImpl::dispatch (parent=0xb57380,
    impl=0x2aaab08536c0, task=@0x42003100) at ThreadImpl.cxx:407
No locals.
#8  0x00002ad85afeed86 in ZThread::(anonymous namespace)::Launcher::run (
    this=0x7fff509a3bd0) at ThreadImpl.cxx:49
No locals.
#9  0x00002ad85aff268e in _dispatch (arg=0x4d30ee0) at posix/ThreadOps.cxx:137
        __PRETTY_FUNCTION__ = "void* ZThread::_dispatch(void*)"
#10 0x00002ad85b206317 in start_thread () from /lib/libpthread.so.0
No symbol table info available.
#11 0x00002ad85bc8ad5d in clone () from /lib/libc.so.6
No symbol table info available.
#12 0x0000000000000000 in ?? ()
No symbol table info available.