Hi Norman, Thank you, I actually read your thread but wasn't sure if it might apply for my situation since I think I need direct rendering.
On Tue, Oct 19, 2021 at 4:21 PM Norman Gaywood <ngayw...@une.edu.au> wrote: > I had something similar a few months ago: > > https://lists.x2go.org/pipermail/x2go-user/2021-July/006579.html > > Essentially, nvidia taking over libGL. I fixed it with (from the above > post): > > Thanks Ulrich! >> Yes indeed the system was using the libGL of nvidia. I did these steps to >> recover the system: > > > > yum reinstall libglvnd* mesa* > > > > That fixes most of the symlinks of libGL in /usr/lib64 to again point to >> the system's libGL. > > > > Except for this one: >> # ll /usr/lib64/libGLX_indirect.so.0 >> lrwxrwxrwx. 1 root root 26 Jul 1 16:03 /usr/lib64/libGLX_indirect.so.0 >> -> libGLX_nvidia.so.470.42.01 > > > > So I did this: >> # cd /usr/lib64 >> # rm -f libGLX_indirect.so.0 >> # ln -s libGLX_mesa.so.0.0.0 libGLX_indirect.so.0 >> # ll /usr/lib64/libGLX_indirect.so.0 >> lrwxrwxrwx. 1 root root 20 Jul 14 11:43 /usr/lib64/libGLX_indirect.so.0 >> -> libGLX_mesa.so.0.0.0 > > > > Now glxinfo (and firefox) don't crash nxagent! >> Not sure of the full implications of manually modifying that symlink. > > > > On Wed, 20 Oct 2021 at 04:36, Eric Shell <esh...@ucsc.edu> wrote: > >> I have a CentOS 7.9 system on which X2Go was previously working >> perfectly, but which is now broken. It broke after a typical yum update but >> I am not sure what changed to break things and I would like some help >> debugging and resolving this issue. I should mention that as part of my >> troubleshooting I have begun using NVIDIA kmod drivers from the ELRepo >> instead of ones installed from NVIDIA's .run file. >> >> The behavior I'm seeing in every failed connection produces the following >> log entries. The system has both XFCE and MATE installed and both produce >> the same output. >> >> - >> >> Oct 19 10:21:29 c113256 /usr/bin/x2goruncommand: launching session with >> Xsession-x2go mechanism, using STARTUP="mate-session" >> Oct 19 10:21:29 c113256 /usr/bin/x2goruncommand: dbus wrapper available >> as /usr/bin/dbus-run-session >> Oct 19 10:21:30 c113256 kernel: resource sanity check: requesting [mem >> 0x000c0000-0x000fffff], which spans more than PCI Bus 0000:00 [mem >> 0x000c4000-0x000c7fff window] >> Oct 19 10:21:30 c113256 kernel: caller >> os_map_kernel_space.part.6+0x95/0xc0 [nvidia] mapping multiple BARs >> Oct 19 10:21:31 c113256 kernel: x2goagent[58376]: segfault at 48 ip >> 0000555fbee349ab sp 00007ffe380702a0 error 4 in nxagent[555fbecd6000+439000] >> Oct 19 10:21:31 c113256 abrt-hook-ccpp: Process 58376 (nxagent) of user >> 1001 killed by SIGSEGV - dumping core >> >> - >> >> Interestingly, x2goagent does not segfault if I have the X2Go client run >> /bin/xclock. The window opens without issue. /bin/firefox fails. >> /bin/glxgears also fails. Is this related to GL/GLX? How can I obtain more >> detailed information? >> >> Thank you! >> >> -- >> Eric Shell >> PBSci Technical Staff >> esh...@ucsc.edu >> 831 459 4919 >> _______________________________________________ >> x2go-user mailing list >> x2go-user@lists.x2go.org >> https://lists.x2go.org/listinfo/x2go-user >> > > > -- > Norman Gaywood, Computer Systems Officer > School of Science and Technology > University of New England > Armidale NSW 2351, Australia > > ngayw...@une.edu.au http://turing.une.edu.au/~ngaywood > Phone: +61 (0)2 6773 2412 Mobile: +61 (0)4 7862 0062 > > Please avoid sending me Word or Power Point attachments. > See http://www.gnu.org/philosophy/no-word-attachments.html > -- Eric Shell PBSci Technical Staff esh...@ucsc.edu 831 459 4919
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