[Freeipa-users] Kerberos process coredump | authentication fails
Sumit Bose
sbose at redhat.com
Thu Jan 28 11:23:57 UTC 2016
On Thu, Jan 28, 2016 at 04:42:20PM +0530, Prashant Bapat wrote:
> gdb stacktrace attached.
Can you install the debuginfo with
debuginfo-install krb5-server-1.12.2-19.fc21.x86_64
as suggested by gdb and then call 'bt full' again to get more details.
Additionally the debuginfo of the freeipa package might be missing as
well.
bye,
Sumit
>
> On 28 January 2016 at 16:27, Prashant Bapat <prashant at apigee.com> wrote:
>
> > Thanks Sumit.
> >
> > From the logs there is nothing unusual around the time of core dump. I
> > found this one line odd though.
> >
> > *Jan 26 03:15:58 ipa.example.net <http://ipa.example.net>
> > krb5kdc[4471](Error): worker 4473 exited with status 134*
> >
> >
> > Let me try to get the full BT.
> >
> > On 28 January 2016 at 13:54, Sumit Bose <sbose at redhat.com> wrote:
> >
> >> On Thu, Jan 28, 2016 at 10:25:53AM +0530, Prashant Bapat wrote:
> >> > Hi,
> >> >
> >> > We have a FreeIPA 4.1.4 setup on F21 servers. There is 1 master and 7
> >> > replicas in different regions. Earlier there was only 1 replica. Since I
> >> > added new replicas, on the master node, once in a while the kerberos
> >> > process dumps core and everything stops working - authentication,
> >> > replication etc. If we restart everything using "ipactl restart" things
> >> are
> >> > back to normal.
> >> >
> >> > Attached is the output from journalctl for kerberos.
> >> >
> >> > Has anyone come across this ? Are there any pointers to troubleshooting
> >> > this ?
> >>
> >> This might be fixed recently by a patch from Simo
> >> (2144b1eeb789639b8a3df287b580aeb6196188a8). But to help to better
> >> identify the issue the content of the kdc logs around the time of the
> >> crash might be useful. Additionally a full backtrace which you can get
> >> by calling
> >>
> >> coredumpclt gdb 4475
> >>
> >> and then
> >>
> >> bt full
> >>
> >> bye,
> >> Sumit
> >>
> >> >
> >> > Any help is appreciated.
> >> >
> >> > Thanks.
> >> > --Prashant
> >>
> >> > Jan 26 03:15:59 ipa.example.net systemd-coredump[5000]: Process 4475
> >> (krb5kdc) of user 0 dumped core.
> >> >
> >> > Stack trace of
> >> thread 4475:
> >> > #0
> >> 0x00007f99de8c18d7 raise (libc.so.6)
> >> > #1
> >> 0x00007f99de8c353a abort (libc.so.6)
> >> > #2
> >> 0x00007f99de8ba47d __assert_fail_base (libc.so.6)
> >> > #3
> >> 0x00007f99de8ba532 __assert_fail (libc.so.6)
> >> > #4
> >> 0x00007f99d783a78f ldap_get_values_len (libldap_r-2.4.so.2)
> >> > #5
> >> 0x00007f99d7c8173e ipadb_ldap_attr_to_int (ipadb.so)
> >> > #6
> >> 0x00007f99d7c83f9c ipadb_parse_ldap_entry (ipadb.so)
> >> > #7
> >> 0x00007f99d7c849ab ipadb_get_principal (ipadb.so)
> >> > #8
> >> 0x00007f99e0433b14 krb5_db_get_principal (libkdb5.so.7)
> >> > #9
> >> 0x000055768457c230 process_tgs_req (krb5kdc)
> >> > #10
> >> 0x0000557684579fe3 dispatch (krb5kdc)
> >> > #11
> >> 0x000055768458d8a0 process_packet (krb5kdc)
> >> > #12
> >> 0x00007f99dec4cc78 verto_fire (libverto.so.1)
> >> > #13
> >> 0x00007f99d6fb72a3 epoll_event_loop_once (libtevent.so.0)
> >> > #14
> >> 0x00007f99d6fb5787 std_event_loop_once (libtevent.so.0)
> >> > #15
> >> 0x00007f99d6fb1fed _tevent_loop_once (libtevent.so.0)
> >> > #16
> >> 0x00007f99dec4c3f7 verto_run (libverto.so.1)
> >> > #17
> >> 0x00005576845795ab main (krb5kdc)
> >> > #18
> >> 0x00007f99de8acfe0 __libc_start_main (libc.so.6)
> >> > #19
> >> 0x00005576845798f0 _start (krb5kdc)
> >> >
> >> > Jan 26 03:15:59 ipa.example.net systemd-coredump[4999]: Process 4473
> >> (krb5kdc) of user 0 dumped core.
> >> >
> >> > Stack trace of
> >> thread 4473:
> >> > #0
> >> 0x00007f99de8c18d7 raise (libc.so.6)
> >> > #1
> >> 0x00007f99de8c353a abort (libc.so.6)
> >> > #2
> >> 0x00007f99de8ba47d __assert_fail_base (libc.so.6)
> >> > #3
> >> 0x00007f99de8ba532 __assert_fail (libc.so.6)
> >> > #4
> >> 0x00007f99d783a78f ldap_get_values_len (libldap_r-2.4.so.2)
> >> > #5
> >> 0x00007f99d7c8173e ipadb_ldap_attr_to_int (ipadb.so)
> >> > #6
> >> 0x00007f99d7c83f9c ipadb_parse_ldap_entry (ipadb.so)
> >> > #7
> >> 0x00007f99d7c849ab ipadb_get_principal (ipadb.so)
> >> > #8
> >> 0x00007f99e0433b14 krb5_db_get_principal (libkdb5.so.7)
> >> > #9
> >> 0x000055768457c230 process_tgs_req (krb5kdc)
> >> > #10
> >> 0x0000557684579fe3 dispatch (krb5kdc)
> >> > #11
> >> 0x000055768458d8a0 process_packet (krb5kdc)
> >> > #12
> >> 0x00007f99dec4cc78 verto_fire (libverto.so.1)
> >> > #13
> >> 0x00007f99d6fb72a3 epoll_event_loop_once (libtevent.so.0)
> >> > #14
> >> 0x00007f99d6fb5787 std_event_loop_once (libtevent.so.0)
> >> > #15
> >> 0x00007f99d6fb1fed _tevent_loop_once (libtevent.so.0)
> >> > #16
> >> 0x00007f99dec4c3f7 verto_run (libverto.so.1)
> >> > #17
> >> 0x00005576845795ab main (krb5kdc)
> >> > #18
> >> 0x00007f99de8acfe0 __libc_start_main (libc.so.6)
> >> > #19
> >> 0x00005576845798f0 _start (krb5kdc)
> >>
> >> > --
> >> > Manage your subscription for the Freeipa-users mailing list:
> >> > https://www.redhat.com/mailman/listinfo/freeipa-users
> >> > Go to http://freeipa.org for more info on the project
> >>
> >> --
> >> Manage your subscription for the Freeipa-users mailing list:
> >> https://www.redhat.com/mailman/listinfo/freeipa-users
> >> Go to http://freeipa.org for more info on the project
> >>
> >
> >
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