MaNGOS network uses [epoll] event mechanism Listening started... [New Thread 1090525520 (LWP 21041)] Socket worker thread is started Reference thread created. 1 reference-thread added. Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 1090525520 (LWP 21041)] 0x0000000000678960 in ?? () (gdb) bt full #0 0x0000000000678960 in ?? () No symbol table info available. #1 0x00002b7938233d70 in event_base_loop (base=0x642a80, flags=0) at event.c:321 evsel = (const struct eventop *) 0x2b7938445a60 evbase = (void *) 0x62d7d0 tv = {tv_sec = 0, tv_usec = 678039} tv_p = res = #2 0x000000000041bef9 in SocketReaderRunnable::Execute ( this=) at SocketManager.cpp:51 No locals. #3 0x000000000041bfb6 in ThreadBase::ThreadMain (pvOwner=0x62d7b0) at ThreadBase.h:62 pcOwner = (ThreadBase *) 0x678f30 #4 0x00002b7938af1317 in start_thread () from /lib/libpthread.so.0 No symbol table info available. #5 0x00002b7939574d5d in clone () from /lib/libc.so.6 No symbol table info available. #6 0x0000000000000000 in ?? () No symbol table info available.