HOWTO Debug apache+php ? Re: apache and phpldapconfig

[Erwin Rol]

How can i debug apache running php that segfaults when i try to login
with phpldapadmin ?

- Erwin

On Mon, 2006-02-13 at 00:10 +0100, Erwin Rol wrote:
> I am trying to get phpldapconfig working and i have the following
> problem.
> 
> when loading the phpldapconfig page everything works fine, my "local
> host" ldap server shows up, and i can click on "login". When i do that i
> get the login "prompt" and fill out my login data, than press enter or
> click the button, and than something strange happens, I get a file save
> dialog asking me if i want to save login.php. If i check my apache
> error_log i see that apache died with a sig 11.
> 
> does anybody else have this problem ?
> 
> - Erwin
> 
> 
> [Mon Feb 13 00:05:36 2006] [notice] suEXEC mechanism enabled (wrapper: /usr/sbin/suexec)
> [Mon Feb 13 00:05:36 2006] [info] Init: Seeding PRNG with 256 bytes of entropy
> [Mon Feb 13 00:05:36 2006] [info] Init: Generating temporary RSA private keys (512/1024 bits)
> [Mon Feb 13 00:05:37 2006] [info] Init: Generating temporary DH parameters (512/1024 bits)
> [Mon Feb 13 00:05:37 2006] [info] Init: Initializing (virtual) servers for SSL
> [Mon Feb 13 00:05:37 2006] [info] Server: Apache/2.2.0, Interface: mod_ssl/2.2.0, Library: OpenSSL/0.9.8a
> [Mon Feb 13 00:05:37 2006] [notice] Digest: generating secret for digest authentication ...
> [Mon Feb 13 00:05:37 2006] [notice] Digest: done
> [Mon Feb 13 00:05:37 2006] [debug] util_ldap.c(1873): LDAP merging Shared Cache conf: shm=0x5555557a4258 rmm=0x5555557a4290 for VHOST: xpc.home.erwinrol.com
> [Mon Feb 13 00:05:37 2006] [info] APR LDAP: Built with OpenLDAP LDAP SDK
> [Mon Feb 13 00:05:37 2006] [info] LDAP: SSL support available
> [Mon Feb 13 00:05:37 2006] [info] Init: Seeding PRNG with 256 bytes of entropy
> [Mon Feb 13 00:05:37 2006] [info] Init: Generating temporary RSA private keys (512/1024 bits)
> [Mon Feb 13 00:05:37 2006] [info] Init: Generating temporary DH parameters (512/1024 bits)
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(369): shmcb_init allocated 512000 bytes of shared memory
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(549): entered shmcb_init_memory()
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(571): for 512000 bytes, recommending 4265 indexes
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(614): shmcb_init_memory choices follow
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(616): division_mask = 0x1F
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(618): division_offset = 96
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(620): division_size = 15997
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(622): queue_size = 2136
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(624): index_num = 133
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(626): index_offset = 8
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(628): index_size = 16
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(630): cache_data_offset = 8
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(632): cache_data_size = 13853
> [Mon Feb 13 00:05:37 2006] [debug] ssl_scache_shmcb.c(645): leaving shmcb_init_memory()
> [Mon Feb 13 00:05:37 2006] [info] Shared memory session cache initialised
> [Mon Feb 13 00:05:37 2006] [info] Init: Initializing (virtual) servers for SSL
> [Mon Feb 13 00:05:37 2006] [info] Server: Apache/2.2.0, Interface: mod_ssl/2.2.0, Library: OpenSSL/0.9.8a
> [Mon Feb 13 00:05:37 2006] [debug] proxy_util.c(1681): proxy: initialized single connection worker 0 in child 22171 for (*)
> [Mon Feb 13 00:05:37 2006] [notice] Apache/2.2.0 (Fedora) configured -- resuming normal operations
> [Mon Feb 13 00:05:37 2006] [info] Server built: Feb  8 2006 03:09:46
> [Mon Feb 13 00:05:37 2006] [debug] prefork.c(991): AcceptMutex: sysvsem (default: sysvsem)
> [Mon Feb 13 00:05:58 2006] [notice] child pid 22175 exit signal Segmentation fault (11)
> 
>