[root@okdemohost ~]# lsb_release -i -r Distributor ID: RedHatEnterpriseServer Release: 6.5 [root@okdemohost ~]# gdb --args /usr/lib/virtualbox/VirtualBox GNU gdb (GDB) Red Hat Enterprise Linux (7.2-60.el6_4.1) Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-redhat-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/lib/virtualbox/VirtualBox...(no debugging symbols found)...done. Missing separate debuginfos, use: debuginfo-install VirtualBox-5.0-5.0.0_101573_el6-1.x86_64 (gdb) run Starting program: /usr/lib/virtualbox/VirtualBox [Thread debugging using libthread_db enabled] [New Thread 0x7f630ee4f700 (LWP 8148)] [New Thread 0x7f630e44e700 (LWP 8149)] [Thread 0x7f630e44e700 (LWP 8149) exited] [Thread 0x7f630ee4f700 (LWP 8148) exited] Program received signal SIGSEGV, Segmentation fault. 0x00007f630c4f43ff in ?? () from /usr/lib/virtualbox/libQtCoreVBox.so.4 (gdb) bt #0 0x00007f630c4f43ff in ?? () from /usr/lib/virtualbox/libQtCoreVBox.so.4 #1 0x00007f630c4f0c39 in QThread::currentThread() () from /usr/lib/virtualbox/libQtCoreVBox.so.4 #2 0x00007f630c60ae98 in QCoreApplicationPrivate::QCoreApplicationPrivate(int&, char**, unsigned int) () from /usr/lib/virtualbox/libQtCoreVBox.so.4 #3 0x00007f63074b41a0 in QApplicationPrivate::QApplicationPrivate(int&, char**, QApplication::Type, int) () from /usr/lib/virtualbox/libQtGuiVBox.so.4 #4 0x00007f63074b921b in QApplication::QApplication(int&, char**, int) () from /usr/lib/virtualbox/libQtGuiVBox.so.4 #5 0x00007f630d00a9ab in TrustedMain () from /usr/lib/virtualbox/VirtualBox.so #6 0x00000035ddc1ed1d in __libc_start_main () from /lib64/libc.so.6 #7 0x0000000000401079 in ?? () #8 0x00007fff167f3e98 in ?? () #9 0x000000000000001c in ?? () #10 0x0000000000000001 in ?? () #11 0x00007fff167f47bb in ?? () #12 0x0000000000000000 in ?? () (gdb) info shared From To Syms Read Shared Object Library 0x00000035dd400b00 0x00000035dd4198eb Yes (*) /lib64/ld-linux-x86-64.so.2 0x00000035de005760 0x00000035de0110c8 Yes (*) /lib64/libpthread.so.0 0x0000003a85400de0 0x0000003a85401998 Yes (*) /lib64/libdl.so.2 0x00000035eac563f0 0x00000035eacc3376 Yes (*) /usr/lib64/libstdc++.so.6 0x00000035ddc1ea60 0x00000035ddd4024c Yes (*) /lib64/libc.so.6 0x00000035de803e70 0x00000035de843fb8 Yes (*) /lib64/libm.so.6 0x00000035e9802910 0x00000035e9812f78 Yes (*) /lib64/libgcc_s.so.1 0x00007f6314d525c0 0x00007f6314e5dea8 Yes (*) /usr/lib/virtualbox/VBoxRT.so 0x0000003a86000c00 0x0000003a860059a8 Yes (*) /lib64/libcrypt.so.1 0x0000003983002120 0x000000398300d3a8 Yes (*) /lib64/libz.so.1 0x00000035de402140 0x00000035de4054f8 Yes (*) /lib64/librt.so.1 0x0000003151e2c7c0 0x0000003151f09498 Yes (*) /usr/lib64/libxml2.so.2 0x000000315220dba0 0x0000003152242d78 Yes (*) /usr/lib64/libcurl.so.4 0x0000003a870180d0 0x0000003a870526f8 Yes (*) /usr/lib64/libssl.so.10 0x0000003a85c67b00 0x0000003a85d5a8a8 Yes (*) /usr/lib64/libcrypto.so.10 0x0000003a86403c40 0x0000003a864539e8 Yes (*) /lib64/libfreebl3.so 0x00000035df802f00 0x00000035df8073f8 Yes (*) /lib64/libidn.so.11 0x0000003154e0e750 0x0000003154e3b408 Yes (*) /lib64/libldap-2.4.so.2 0x0000003a86c0ac30 0x0000003a86c38728 Yes (*) /lib64/libgssapi_krb5.so.2 0x0000003a8581b430 0x0000003a85894a78 Yes (*) /lib64/libkrb5.so.3 0x0000003a87c043d0 0x0000003a87c1d5a8 Yes (*) /lib64/libk5crypto.so.3 0x00000035e94013f0 0x00000035e9401fc8 Yes (*) /lib64/libcom_err.so.2 0x0000003153e0a920 0x0000003153e2d9f8 Yes (*) /usr/lib64/libssl3.so 0x0000003153a09d50 0x0000003153a22048 Yes (*) /usr/lib64/libsmime3.so 0x00000031536196f0 0x00000031536ff858 Yes (*) /usr/lib64/libnss3.so 0x0000003152e0bd90 0x0000003152e1a498 Yes (*) /usr/lib64/libnssutil3.so 0x0000003152a00f10 0x0000003152a01e28 Yes (*) /lib64/libplds4.so 0x0000003152601410 0x0000003152602b48 Yes (*) /lib64/libplc4.so 0x000000315320cff0 0x000000315322cbb8 Yes (*) /lib64/libnspr4.so 0x0000003151a05270 0x0000003151a1e628 Yes (*) /usr/lib64/libssh2.so.1 0x00000031556035c0 0x000000315560a8c8 Yes (*) /lib64/liblber-2.4.so.2 0x00000035e0403930 0x00000035e0412938 Yes (*) /lib64/libresolv.so.2 0x0000003154a046e0 0x0000003154a14578 Yes (*) /usr/lib64/libsasl2.so.2 0x0000003a87802a40 0x0000003a878080c8 Yes (*) /lib64/libkrb5support.so.0 0x0000003a87400bf0 0x0000003a874011d8 Yes (*) /lib64/libkeyutils.so.1 0x0000003a86805850 0x0000003a86815cc8 Yes (*) /lib64/libselinux.so.1 0x00007f630d00a0d0 0x00007f630d3471f8 Yes (*) /usr/lib/virtualbox/VirtualBox.so 0x000000314e600a20 0x000000314e601508 Yes (*) /usr/lib64/libXinerama.so.1 0x00000031552170e0 0x000000315524d678 Yes (*) /usr/lib64/libGL.so.1 0x00007f630cd00300 0x00007f630cd01228 Yes (*) /usr/lib/virtualbox/VBoxKeyboard.so 0x0000003150e028d0 0x0000003150e07608 Yes (*) /usr/lib64/libXcursor.so.1 0x000000314d6036c0 0x000000314d60efc8 Yes (*) /usr/lib64/libXext.so.6 0x000000314d21dcf0 0x000000314d2a7d38 Yes (*) /usr/lib64/libX11.so.6 0x00007f630ca34dd0 0x00007f630cab20c8 Yes (*) /usr/lib/virtualbox/VBoxXPCOM.so 0x00007f630c4d3100 0x00007f630c67eac8 Yes (*) /usr/lib/virtualbox/libQtCoreVBox.so.4 0x00007f630749ee60 0x00007f6307b9e278 Yes (*) /usr/lib/virtualbox/libQtGuiVBox.so.4 0x00007f630c166fd0 0x00007f630c223468 Yes (*) /usr/lib/virtualbox/libQtNetworkVBox.so.4 0x00007f6306fd7bd0 0x00007f6307064f28 Yes (*) /usr/lib/virtualbox/libQtOpenGLVBox.so.4 0x0000003155a08d20 0x0000003155a11888 Yes (*) /usr/lib64/libglapi.so.0 0x0000003150600a90 0x0000003150601648 Yes (*) /usr/lib64/libXdamage.so.1 0x000000314ee013e0 0x000000314ee04548 Yes (*) /usr/lib64/libXfixes.so.3 0x00000031542004d0 0x00000031542005f8 Yes (*) /usr/lib64/libX11-xcb.so.1 0x000000336b609e90 0x000000336b610198 Yes (*) /usr/lib64/libxcb-glx.so.0 0x000000336aa01640 0x000000336aa02358 Yes (*) /usr/lib64/libxcb-dri2.so.0 0x00000035e1809860 0x00000035e1815938 Yes (*) /usr/lib64/libxcb.so.1 0x0000003154600e30 0x0000003154603d08 Yes (*) /usr/lib64/libXxf86vm.so.1 0x000000336ca03080 0x000000336ca07f78 Yes (*) /usr/lib64/libdrm.so.2 0x000000314de018c0 0x000000314de07f78 Yes (*) /usr/lib64/libXrender.so.1 0x00000035e3805c80 0x00000035e381fec8 Yes (*) /usr/lib64/libfontconfig.so.1 0x00000035e0001560 0x00000035e00029c8 Yes (*) /lib64/libgthread-2.0.so.0 0x00000035df016570 0x00000035df0a1de8 Yes (*) /lib64/libglib-2.0.so.0 0x00000035e2c0c850 0x00000035e2c75378 Yes (*) /usr/lib64/libfreetype.so.6 0x00000035ea001a40 0x00000035ea0060c8 Yes (*) /usr/lib64/libSM.so.6 0x00000035e9c04d70 0x00000035e9c137a8 Yes (*) /usr/lib64/libICE.so.6 0x00000035e1400dd0 0x00000035e1401b58 Yes (*) /usr/lib64/libXau.so.6 0x00000035e2003cd0 0x00000035e201cc88 Yes (*) /lib64/libexpat.so.1 0x00000035e88015a0 0x00000035e8802cc8 Yes (*) /lib64/libuuid.so.1 (*): Shared library is missing debugging information. (gdb)