[Date Prev][Date Next] [Chronological] [Thread] [Top]

Re: (ITS#4159) RE_23: Slapd core dumps due to some memory related issue




--On Friday, November 11, 2005 12:44 AM -0800 Quanah Gibson-Mount 
<quanah@stanford.edu> wrote:

>
>
> --On Wednesday, November 09, 2005 12:06 PM -0800 Quanah Gibson-Mount
> <quanah@stanford.edu> wrote:
>
>>
>> Sadly, even with the latest connection/bind changes, this core dump is
>> still occurring.  I'm now running my server under GDB so that I can
>> hopefully get a useful trace when it next occurs.
>
> I've managed to get it to core dump under gdb.  Here is the backtrace:

The last thing in the log, which looks odd, is connection 150754. 
Interesting, because the log shows:

ldap9:~> grep 150752 /var/log/ldap
Nov 10 23:37:34 ldap9.Stanford.EDU slapd[15850]: [ID 848112 local4.debug] 
conn=150752 fd=114 ACCEPT from IP=171.64.210.77:57738 (IP=0.0.0.0:389)
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150752 op=0 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150752 op=0 RESULT tag=97 err=14 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150752 op=1 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150752 op=1 RESULT tag=97 err=14 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150752 op=2 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 538062 local4.debug] 
conn=150752 op=2 BIND authcid="webauth/gavel.stanford.edu@stanford.edu" 
authzid="webauth/gavel.stanford.edu@stanford.edu"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 690767 local4.debug] 
conn=150752 op=2 BIND 
dn="cn=gavel,cn=webauth,cn=applications,dc=stanford,dc=edu" mech=GSSAPI 
ssf=56
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150752 op=2 RESULT tag=97 err=0 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 469902 local4.debug] 
conn=150752 op=3 SRCH base="cn=people,dc=stanford,dc=edu" scope=2 deref=0 
filter="(uid=abenard)"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 167594 local4.debug] 
conn=150752 op=3 SEARCH RESULT tag=101 err=0 nentries=1 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 594249 local4.debug] 
conn=150752 op=4 CMP 
dn="suRegID=04cd61799e914f16be6c4fc81c202f62,cn=people,dc=stanford,dc=edu" 
attr="suPrivilegeGroup"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150752 op=4 RESULT tag=111 err=6 text=
Nov 10 23:38:06 ldap9.Stanford.EDU slapd[15850]: [ID 469902 local4.debug] 
conn=150752 op=5 SRCH base="cn=people,dc=stanford,dc=edu" scope=2 deref=0 
filter="(uid=abenard)"
Nov 10 23:38:06 ldap9.Stanford.EDU slapd[15850]: [ID 167594 local4.debug] 
conn=150752 op=5 SEARCH RESULT tag=101 err=0 nentries=1 text=



Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 848112 local4.debug] 
conn=150753 fd=115 ACCEPT from IP=171.64.210.77:57739 (IP=0.0.0.0:389)
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150753 op=0 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150753 op=0 RESULT tag=97 err=14 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150753 op=1 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150753 op=1 RESULT tag=97 err=14 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150753 op=2 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 538062 local4.debug] 
conn=150753 op=2 BIND authcid="webauth/gavel.stanford.edu@stanford.edu" 
authzid="webauth/gavel.stanford.edu@stanford.edu"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 690767 local4.debug] 
conn=150753 op=2 BIND 
dn="cn=gavel,cn=webauth,cn=applications,dc=stanford,dc=edu" mech=GSSAPI 
ssf=56
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150753 op=2 RESULT tag=97 err=0 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 469902 local4.debug] 
conn=150753 op=3 SRCH base="cn=people,dc=stanford,dc=edu" scope=2 deref=0 
filter="(uid=abenard)"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 167594 local4.debug] 
conn=150753 op=3 SEARCH RESULT tag=101 err=0 nentries=1 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 594249 local4.debug] 
conn=150753 op=4 CMP 
dn="suRegID=04cd61799e914f16be6c4fc81c202f62,cn=people,dc=stanford,dc=edu" 
attr="suPrivilegeGroup"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150753 op=4 RESULT tag=111 err=6 text=
Nov 10 23:38:06 ldap9.Stanford.EDU slapd[15850]: [ID 469902 local4.debug] 
conn=150753 op=5 SRCH base="cn=people,dc=stanford,dc=edu" scope=2 deref=0 
filter="(uid=abenard)"
Nov 10 23:38:06 ldap9.Stanford.EDU slapd[15850]: [ID 167594 local4.debug] 
conn=150753 op=5 SEARCH RESULT tag=101 err=0 nentries=1 text=



ldap9:~> grep 150754 /var/log/ldap
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 848112 local4.debug] 
conn=150754 fd=116 ACCEPT from IP=171.64.210.77:57740 (IP=0.0.0.0:389)
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150754 op=0 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150754 op=0 RESULT tag=97 err=14 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150754 op=1 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150754 op=1 RESULT tag=97 err=14 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 215403 local4.debug] 
conn=150754 op=2 BIND dn="" method=163
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 538062 local4.debug] 
conn=150754 op=2 BIND authcid="webauth/gavel.stanford.edu@stanford.edu" 
authzid="webauth/gavel.stanford.edu@stanford.edu"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 690767 local4.debug] 
conn=150754 op=2 BIND 
dn="cn=gavel,cn=webauth,cn=applications,dc=stanford,dc=edu" mech=GSSAPI 
ssf=56
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150754 op=2 RESULT tag=97 err=0 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 469902 local4.debug] 
conn=150754 op=3 SRCH base="cn=people,dc=stanford,dc=edu" scope=2 deref=0 
filter="(uid=abenard)"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 167594 local4.debug] 
conn=150754 op=3 SEARCH RESULT tag=101 err=0 nentries=1 text=
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 594249 local4.debug] 
conn=150754 op=4 CMP 
dn="suRegID=04cd61799e914f16be6c4fc81c202f62,cn=people,dc=stanford,dc=edu" 
attr="suPrivilegeGroup"
Nov 10 23:37:35 ldap9.Stanford.EDU slapd[15850]: [ID 588225 local4.debug] 
conn=150754 op=4 RESULT tag=111 err=6 text=
Nov 10 23:38:06 ldap9.Stanford.EDU slapd[15850]: [ID 469902 local4.debug] 
conn=150754 op=5 SRCH base="cn=people,dc=stanford,dc=edu" scope=2 deref=0 
filter="(uid=abenard)"
Nov 10 23:38:06 ldap9.Stanford.EDU slapd[15850]: [ID 167594 local4.debug] 
conn=150754 op=5 SEARCH RESULT tag=101 err=0 nentries=1 text=




--
Quanah Gibson-Mount
Principal Software Developer
ITSS/Shared Services
Stanford University
GnuPG Public Key: http://www.stanford.edu/~quanah/pgp.html