This error is for binary "logonserver" on a Linux 2.6.20-x kernel.
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1240122464 (LWP 4888)]
0x08054022 in AuthSocket::OnDisconnect (this=0x91e1b10) at AuthSocket.cpp:53
53 sInfoCore.DeleteSessionKey(m_account->AccountId);
(gdb) backtrace
#0 0x08054022 in AuthSocket::OnDisconnect (this=0x91e1b10) at AuthSocket.cpp:53
#1 0x08068175 in Socket::Disconnect (this=0x91e1b10) at Network/Socket.cpp:197
#2 0x08069090 in Socket::ReadCallback (this=0x91e1b10, len=0) at Network/SocketLinux.cpp:38
#3 0x0806947c in SocketWorkerThread::run (this=0x91de288) at Network/SocketMgrLinux.cpp:102
#4 0x080588fc in thread_func (args=0x91de288) at ../shared/Threading/ThreadStarter.h:56
#5 0x42052433 in start_thread () from /lib/libpthread.so.0
#6 0x41f6ba1e in clone () from /lib/libc.so.6