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

Re: (ITS#6878) ppcache segfault with tavl_delete

Just crashed:

Program received signal SIGABRT, Aborted.
[Switching to Thread 0xb07f3b70 (LWP 24359)]
0xb77a7430 in __kernel_vsyscall ()
(gdb) bt
#0  0xb77a7430 in __kernel_vsyscall ()
#1  0xb727a651 in *__GI_raise (sig=6) at
#2  0xb727da82 in *__GI_abort () at abort.c:92
#3  0xb72b149d in __libc_message (do_abort=2, fmt=0xb7385f98 "*** glibc
detected *** %s: %s: 0x%s ***\n") at
#4  0xb72bb591 in malloc_printerr (action=<value optimized out>, str=0x6
<Address 0x6 out of bounds>, ptr=0xb8d93a40) at malloc.c:6266
#5  0xb72bcde8 in _int_free (av=<value optimized out>, p=<value
optimized out>) at malloc.c:4794
#6  0xb72bfecd in *__GI___libc_free (mem=0xb8d93a40) at malloc.c:3738
#7  0xb7750c20 in ber_memfree_x () from /usr/lib/liblber-2.4.so.2
#8  0xb7750caf in ber_bvarray_free_x () from /usr/lib/liblber-2.4.so.2
#9  0xb7750cf5 in ber_bvarray_free () from /usr/lib/liblber-2.4.so.2
#10 0xb7808f3d in attr_clean (a=0xb688ff64) at
#11 0xb7808fdb in attrs_free (a=0xb688ff64) at
#12 0xb6e2db0f in hdb_cache_modify (bdb=0xb8c104b0, e=0xb8c57b5c,
newAttrs=0xb688ed64, txn=0xb8d93ea8, lock=0xb07f11f0) at cache.c:1226
#13 0xb6e1901c in hdb_modify (op=0xb07f152c, rs=0xb07f1368) at modify.c:669
#14 0xb6e47258 in merge_entry (op=<value optimized out>, e=0xb8c58264,
dup=0, query_uuid=0xb8c9b130)
    at /tmp/buildd/openldap-2.4.24/servers/slapd/overlays/pcache.c:874
#15 0xb6e4effc in cache_entries (op=<value optimized out>,
query_uuid=<value optimized out>)
    at /tmp/buildd/openldap-2.4.24/servers/slapd/overlays/pcache.c:2291
#16 0xb6e4f3ed in pcache_op_cleanup (op=0xb8c829d8, rs=0xb07f2ffc) at
#17 0xb78102ee in slap_cleanup_play (op=<value optimized out>, rs=<value
optimized out>) at /tmp/buildd/openldap-2.4.24/servers/slapd/result.c:539
#18 0xb7810fa9 in send_ldap_response (op=0xb8c829d8, rs=0xb07f2ffc) at
#19 0xb781209c in slap_send_ldap_result (op=0xb8c829d8, rs=0xb07f2ffc)
at /tmp/buildd/openldap-2.4.24/servers/slapd/result.c:851
#20 0xb6e6a987 in ldap_back_search (op=0xb8c829d8, rs=0xb07f2ffc) at
#21 0xb787802b in overlay_op_walk (op=0xb8c829d8, rs=0xb07f2ffc,
which=op_search, oi=0xb8c10fe0, on=0xb8c10260)
    at /tmp/buildd/openldap-2.4.24/servers/slapd/backover.c:669
#22 0xb7878d58 in over_op_func (op=<value optimized out>, rs=<value
optimized out>, which=op_search)
    at /tmp/buildd/openldap-2.4.24/servers/slapd/backover.c:721
#23 0xb7800b54 in fe_op_search (op=0xb8c829d8, rs=0xb07f2ffc) at
#24 0xb78014e7 in do_search (op=0xb8c829d8, rs=0xb07f2ffc) at
#25 0xb77fd994 in connection_operation (ctx=0xb07f31dc,
arg_v=0xb8c829d8) at
#26 0xb77fe492 in connection_read_thread (ctx=0xb07f31dc, argv=0x28) at
#27 0xb77634f4 in ?? () from /usr/lib/libldap_r-2.4.so.2
#28 0xb73af96e in start_thread (arg=0xb07f3b70) at pthread_create.c:300
#29 0xb731da4e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130

she gdb shell is still open, let me know if I can provide any further

On 03/24/2011 01:34 PM, Quanah Gibson-Mount wrote:
> --On Thursday, March 24, 2011 4:28 PM +0000 tjgates@castlebranch.com
> wrote:
>> Full_Name: Tyler Gates
>> Version: 2.4.21
>> OS: Ubuntu 10.04.2 LTS/CentOS 5.4
>> URL: ftp://ftp.openldap.org/incoming/
>> Submission from: (NULL) (
>> I have a caching proxy server (2.4.21) in front of two multi-masters.
>> After about 1 to 3 days it will segfault only when caching is enabled.
>> Log files are normally pretty useless but are normally in the operation
>> of removing stale queries:
> Bug reports with 2.4.21 are not being pursued.  Please use a current
> release (2.4.24) and verify whether or not the issue still exists there.
> --Quanah
> -- 
> Quanah Gibson-Mount
> Sr. Member of Technical Staff
> Zimbra, Inc
> A Division of VMware, Inc.
> --------------------
> Zimbra ::  the leader in open source messaging and collaboration


Tyler Gates
Systems Administrator
Castle Branch Inc.
910-815-3880 ext 7230

This e-mail message, including any attachments, may contain private,
confidential, and privileged information for the restricted use of the
intended recipient(s). If you are not the intended recipient(s), you
may NOT use, disclose, copy, or disseminate this information. Please
notify the sender by return e-mail of this misdirected correspondence
and destroy all copies of the original message including all attachments.
Your cooperation is appreciated.