On Mon, 2012-01-30 at 16:01 +0100, Sigbjorn Lie wrote: > Hi, > > I'm doing a pre-implementation project for a customer having RHEL 5.7 > workstations with KDE as > their windows manager. > > When using KDE at a RHEL 5.7 (or 5.8 BETA) workstation connected to a IPA > 2.1.3 running at RHEL > 6.2 server, sssd will crash every time I attempt to unlock the screen. > > To work around the issue I switch to tty1, log in as root, and restart sssd. > After attempting this > several times (2-5 times), I can finally unlock the screen. I have attempted > to update one > workstation to 5.8 beta to see if the issue was resolved there. No such luck. > > Is this a known issue? > > > The log displays the following: > > Jan 30 15:49:16 svg118 kdesktop_lock: on 0 > Jan 30 15:49:21 svg118 kernel: sssd_be[9873] general protection rip:41dc3d > rsp:7fffc57c9f10 error:0 > Jan 30 15:49:22 svg118 sssd[be[no.ep.corp.local]]: Starting up > Jan 30 15:49:33 svg118 sssd[be[no.ep.corp.local]]: Shutting down > Jan 30 15:49:33 svg118 sssd[pam]: Shutting down > Jan 30 15:49:33 svg118 kcheckpass[9896]: Authentication failure for username > (invoked by uid 12345) > Jan 30 15:49:33 svg118 sssd[nss]: Shutting down > Jan 30 15:49:33 svg118 sssd: Starting up > Jan 30 15:49:34 svg118 sssd[be[no.ep.corp.local]]: Starting up > Jan 30 15:49:34 svg118 sssd[nss]: Starting up > Jan 30 15:49:34 svg118 sssd[pam]: Starting up > Jan 30 15:49:42 svg118 kernel: sssd_be[9928] general protection rip:41dc3d > rsp:7fff70baba70 error:0 > Jan 30 15:49:43 svg118 sssd[be[no.ep.corp.local]]: Starting up > Jan 30 15:49:52 svg118 sssd[be[no.ep.corp.local]]: Shutting down > Jan 30 15:49:52 svg118 sssd[pam]: Shutting down > Jan 30 15:49:52 svg118 kcheckpass[9933]: Authentication failure for username > (invoked by uid 12345) > Jan 30 15:49:52 svg118 sssd[nss]: Shutting down > Jan 30 15:49:52 svg118 sssd: Starting up > Jan 30 15:49:52 svg118 sssd[be[no.ep.corp.local]]: Starting up > Jan 30 15:49:52 svg118 sssd[pam]: Starting up > Jan 30 15:49:52 svg118 sssd[nss]: Starting up > Jan 30 15:49:59 svg118 kernel: sssd_be[9985] general protection rip:41dc3d > rsp:7fff40912260 error:0 >
Definitely not a known issue. Do you think you could attach gdb to the sssd_be process and try to get a backtrace for me to look at, please?
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