On 11/10/2017 08:01 PM, Robert Kudyba wrote: > Just making this one change to the /etc/hosts file didn't change anything. > [...] > Just to confirm the /etc/hosts file now looks like this: > 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 > ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 > > #150.108.64.57 sobolev.dsm.fordham.edu sobolev > 150.108.64.57 sobolev.dsm.fordham.edu 127.0.0.1
Uhm, yes, because your syntax is invalid. The hosts file syntax is <address> <name> [<name> ...] You should have added sobolev to the 127.0.0.1 line - the last one is just plain bogus. > However when I used the hostnamectl command I was able to get the dialog box > asking me to continue or terminate what had to be 15 sessions. After > terminating > them all I got the X2Go screen for about 3 seconds and then it quit with the > following segfault: Yep, because that changed the hostname to a short name. > Nov 10 13:58:11 sobolev /usr/bin/x2goruncommand[2728]: dbus wrapper available > as > /usr/bin/dbus-run-session > Nov 10 13:58:12 sobolev kernel: glxinfo[2769]: segfault at 0 ip > 00007f31b6cc4627 > sp 00007fffb61bc838 error 4 in libX11-xcb.so.1.0.0[7f31b6cc4000+1000] > Nov 10 13:58:12 sobolev systemd[1]: Started Process Core Dump (PID 2773/UID > 0). > Nov 10 13:58:12 sobolev systemd-coredump[2774]: Process 2769 (glxinfo) of user > 1000 dumped core.#012#012Stack trace of thread 2769:#012#0 0x00007f31b6cc4627 > XGetXCBConnection (libX11-xcb.so.1)#012#1 0x00007f31b838eb46 __glXInitialize > (libGLX_indirect.so.0)#012#2 0x00007f31b838a4a4 GetGLXPrivScreenConfig > (libGLX_indirect.so.0)#012#3 0x00007f31b838b375 glXChooseVisual > (libGLX_indirect.so.0)#012#4 0x000055f5cc3c2b6a main (glxinfo)#012#5 > 0x00007f31ba57b88a __libc_start_main (libc.so.6)#012#6 0x000055f5cc3c32fa > _start (glxinfo) > Nov 10 13:58:13 sobolev abrt-server[2836]: Deleting problem directory > ccpp-2017-11-10-13:58:12.853273-2769 (dup of > ccpp-2017-11-10-13:54:22.364670-28375) > Nov 10 13:58:13 sobolev abrt-notification[2946]: Process 28375 (glxinfo) > crashed > in XGetXCBConnection() > Nov 10 13:58:13 sobolev kernel: mate-session[2731]: segfault at 0 ip > 00007f3ffb453627 sp 00007ffeda962b68 error 4 in > libX11-xcb.so.1.0.0[7f3ffb453000+1000] > Nov 10 13:58:13 sobolev systemd[1]: Started Process Core Dump (PID 2975/UID > 0). > Nov 10 13:58:14 sobolev systemd-coredump[2976]: Process 2731 (mate-session) of > user 1000 dumped core.#012#012Stack trace of thread 2731:#012#0 > 0x00007f3ffb453627 XGetXCBConnection (libX11-xcb.so.1)#012#1 > 0x00007f3ffc2b9b46 > __glXInitialize (libGLX_indirect.so.0)#012#2 0x00007f3ffc2b54a4 > GetGLXPrivScreenConfig (libGLX_indirect.so.0)#012#3 0x00007f3ffc2b5d11 > glXQueryServerString (libGLX_indirect.so.0)#012#4 0x00007f40098b8939 > epoxy_glx_version (libepoxy.so.0)#012#5 0x00007f400cbeb869 > gdk_x11_screen_init_gl (libgdk-3.so.0)#012#6 0x00007f400cbebc3a > _gdk_x11_screen_update_visuals_for_gl (libgdk-3.so.0)#012#7 > 0x00007f400cbf4965 > _gdk_x11_screen_init_visuals (libgdk-3.so.0)#012#8 0x00007f400cbf1990 > _gdk_x11_screen_new (libgdk-3.so.0)#012#9 0x00007f400cbe154d > _gdk_x11_display_open (libgdk-3.so.0)#012#10 0x00007f400cbb5c13 > gdk_display_manager_open_display (libgdk-3.so.0)#012#11 0x00007f400d0a4f50 > gtk_init_with_args (libgtk-3.so.0)#012#12 0x000055e55977eace main > (mate-session)#012#13 0x00007f400ac7588a __libc_start_main (libc.so.6)#012#14 > 0x000055e55977f66a _start (mate-session) > Nov 10 13:58:14 sobolev /usr/bin/x2gofeature[2987]: x2gofeature called with > options: X2GO_RUN_EXTENSIONS > Nov 10 13:58:14 sobolev > /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[2993]: > x2goserver-extensions.features called with options: X2GO_RUN_EXTENSIONS > Nov 10 13:58:14 sobolev /usr/bin/x2goserver-run-extensions[3000]: > x2goserver-run-extensions called with options: > localguy-51-1510340283_stDMATE_dp32 post-runcommand > Nov 10 13:58:14 sobolev /usr/bin/x2gofeature[3021]: x2gofeature called with > options: X2GO_DESKTOPSHARING > Nov 10 13:58:14 sobolev > /usr/share/x2go/x2gofeature.d/x2goserver-extensions.features[3041]: > x2goserver-extensions.features called with options: X2GO_DESKTOPSHARING > Nov 10 13:58:14 sobolev > /usr/share/x2go/x2gofeature.d/x2goserver.features[3047]: > x2goserver.features called with options: X2GO_DESKTOPSHARING > Nov 10 13:58:15 sobolev abrt-server[2995]: Deleting problem directory > ccpp-2017-11-10-13:58:14.112723-2731 (dup of > ccpp-2017-11-10-13:54:24.515378-28338) > Nov 10 13:58:15 sobolev > /usr/share/x2go/x2gofeature.d/x2goserver-xsession.features[3054]: > x2goserver-xsession.features called with options: X2GO_DESKTOPSHARING Looks like mate-session segfaulted... while running glxinfo? This is a workstation, so it's likely that you installed some binary graphics card driver? Is that the case? Mihai
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