[X2Go-User] Problem with x2go - the connection with the remote server was shut down

[Brian Lam]

Tried abrt-cli list.  Last problem lists was 2 weeks ago.

Here is the re-run of gdb as you specified -

[root at pleth01 cchu]# gdb /usr/bin/nxagent core.15672
GNU gdb (GDB) Red Hat Enterprise Linux (7.2-92.el6)
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html
>
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:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/nxagent...(no debugging symbols found)...done.

warning: core file may not match specified executable file.
[New Thread 15672]
Reading symbols from /usr/lib64/nx/X11/libX11.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/nx/X11/libX11.so.6
Reading symbols from /usr/lib64/libXcomp.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXcomp.so.3
Reading symbols from /usr/lib64/libXcompshad.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXcompshad.so.3
Reading symbols from /usr/lib64/libXrender.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXrender.so.1
Reading symbols from /usr/lib64/libXfixes.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXfixes.so.3
Reading symbols from /usr/lib64/libXfont.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXfont.so.1
Reading symbols from /usr/lib64/libXcomposite.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXcomposite.so.1
Reading symbols from /usr/lib64/libXinerama.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXinerama.so.1
Reading symbols from /usr/lib64/libXdmcp.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXdmcp.so.6
Reading symbols from /usr/lib64/libXext.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXext.so.6
Reading symbols from /lib64/libz.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libz.so.1
Reading symbols from /lib64/libm.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib64/libm.so.6
Reading symbols from /usr/lib64/libXpm.so.4...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXpm.so.4
Reading symbols from /usr/lib64/libxml2.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libxml2.so.2
Reading symbols from /usr/lib64/libpixman-1.so.0...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libpixman-1.so.0
Reading symbols from /usr/lib64/libpng12.so.0...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libpng12.so.0
Reading symbols from /usr/lib64/libjpeg.so.62...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libjpeg.so.62
Reading symbols from /lib64/libc.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib64/libc.so.6
Reading symbols from /lib64/libpthread.so.0...(no debugging symbols
found)...done.
[Thread debugging using libthread_db enabled]
Loaded symbols for /lib64/libpthread.so.0
Reading symbols from /usr/lib64/libstdc++.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libstdc++.so.6
Reading symbols from /lib64/libgcc_s.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libgcc_s.so.1
Reading symbols from /usr/lib64/libXdamage.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXdamage.so.1
Reading symbols from /usr/lib64/libXrandr.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXrandr.so.2
Reading symbols from /usr/lib64/libXtst.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXtst.so.6
Reading symbols from /usr/lib64/libfreetype.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libfreetype.so.6
Reading symbols from /usr/lib64/libfontenc.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libfontenc.so.1
Reading symbols from /lib64/libdl.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libdl.so.2
Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /usr/lib64/libXi.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libXi.so.6
Reading symbols from /lib64/libnss_files.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libnss_files.so.2
Core was generated by `x2goagent -nolisten tcp -extension BIG-REQUESTS
-nolisten tcp -dpi 96 -D -auth'.
Program terminated with signal 6, Aborted.
#0  0x00000038cfc32495 in raise () from /lib64/libc.so.6
Missing separate debuginfos, use: debuginfo-install
nxagent-3.5.99.16-0.0build1.1.git20180719.2988.main.el6.x86_64


Thanks!

On Fri, Aug 24, 2018 at 5:46 AM Ulrich Sibiller <uli42 at gmx.de> wrote:

> On Fri, Aug 24, 2018 at 2:24 PM, Brian Lam <blam314159 at gmail.com> wrote:
> >
> > With the new errors about failed connection and x2gocheckport (see
> screenshot in previous email), I can no longer generate core dump.
> > However, if I look at one of the older cored dumps, I get this -
>
> Did you have  a look at the abrt-cli command? It stroes coredumps in
> some crash directory. So you might find some more.
>
> > [root at pleth01 cchu]# gdb core.15672
> > GNU gdb (GDB) Red Hat Enterprise Linux (7.2-92.el6)
> > Copyright (C) 2010 Free Software Foundation, Inc.
> > License GPLv3+: GNU GPL version 3 or later <
> http://gnu.org/licenses/gpl.html>
> > 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:
> > <http://www.gnu.org/software/gdb/bugs/>...
> > Missing separate debuginfo for the main executable file
> > Try: yum --enablerepo='*-debug*' install
> /usr/lib/debug/.build-id/6e/4396cb4f9e63dd00414f4fc7d932db3dc5099d
> > [New Thread 15672]
> > Core was generated by `x2goagent -nolisten tcp -extension BIG-REQUESTS
> -nolisten tcp -dpi 96 -D -auth'.
> > Program terminated with signal 6, Aborted.
> > #0  0x00000038cfc32495 in ?? ()
> > "/home/cchu/core.15672" is a core file.
> > Please specify an executable to debug.
>
>
> Can you please retry and call "gdb /usr/bin/nxagent core.15672"?
>
> Uli
>
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