The only other thing can suggest is progressively disable sets of PHP
extensions and even possible Apache modules you don't need and see
which is the one causing the conflict. The stack trace points at
Oracle libraries but that could just be the thing it eventually causes
a problem for and not the source of the original problem.

Graham

On 11 February 2012 01:26, sylock <[email protected]> wrote:
> Thank you for you help. I think I'll try to setup 2 instances of
> apache. One for php stuff and the other for the django website.
> I think it will be the less painfull option.
>
> On 10 fév, 12:54, sylock <[email protected]> wrote:
>> Is is better looking on dpaste :http://dpaste.com/700907/
>>
>> On 10 fév, 12:49, sylock <[email protected]> wrote:
>>
>>
>>
>>
>>
>>
>>
>> > Thank you for your help.
>> > I never used gdb so I don't really know how to interpret the output.
>> > here it is, if you have an idea :
>> > root@nrbnrl0049:/etc/apache2/conf.d# . /etc/apache2/envvars
>> > root@nrbnrl0049:/etc/apache2/conf.d# gdb /usr/sbin/apache2
>> > GNU gdb (GDB) 7.1-ubuntu
>> > Copyright (C) 2010 Free Software Foundation, Inc.
>> > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/
>> > gpl.html>
>> > This is free software: you are free to change and redistribute it.
>> > There is NO WARRANTY, to the extent permitted by law.  Type "show
>> > copying"
>> > and "show warranty" for details.
>> > This GDB was configured as "x86_64-linux-gnu".
>> > For bug reporting instructions, please see:
>> > <http://www.gnu.org/software/gdb/bugs/>...
>> > Reading symbols from /usr/sbin/apache2...done.
>> > (gdb) run -X
>> > Starting program: /usr/sbin/apache2 -X
>> > [Thread debugging using libthread_db enabled]
>> > [New Thread 0x7fffe97fb700 (LWP 29704)]
>> > [Thread 0x7fffe97fb700 (LWP 29704) exited]
>> > *** glibc detected *** /usr/sbin/apache2: malloc(): memory corruption
>> > (fast): 0x00007ffff882c7d0 ***
>> > ======= Backtrace: =========
>> > /lib/libc.so.6(+0x775b6)[0x7ffff71bf5b6]
>> > /lib/libc.so.6(+0x7b8e9)[0x7ffff71c38e9]
>> > /lib/libc.so.6(__libc_malloc+0x6e)[0x7ffff71c458e]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(sltskjadd+0x2b)
>> > [0x7fffee802dcb]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(sltskminit+0x89)
>> > [0x7fffee803081]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(sltsini+0xb9)[0x7fffee802bb7]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(slxmxinit+0x13)
>> > [0x7fffee7344e7]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(lxzinit+0x26)[0x7fffee7b302e]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(lpminitm+0xa2)
>> > [0x7fffee821d94]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(lpminit+0x14)[0x7fffee821cec]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(gsluizgcGetContext+0x27)
>> > [0x7fffef385103]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(gslutcTraceWithCtx+0x168)
>> > [0x7fffef389b4a]
>> > /opt/oracle/client/lib/libclntsh.so.11.1(ldap_set_option+0x34)
>> > [0x7fffef3545e8]
>> > /lib/libnss_ldap.so.2(+0x6b2c)[0x7fffe8bcab2c]
>> > /lib/libnss_ldap.so.2(+0x7832)[0x7fffe8bcb832]
>> > /lib/libnss_ldap.so.2(_nss_ldap_initgroups_dyn+0x288)[0x7fffe8bcc6d8]
>> > /lib/libc.so.6(+0xa6f46)[0x7ffff71eef46]
>> > /lib/libc.so.6(initgroups+0x63)[0x7ffff71ef123]
>> > /usr/lib/apache2/modules/mod_wsgi.so(+0x14bd5)[0x7ffff13babd5]
>> > /usr/lib/apache2/modules/mod_wsgi.so(+0x18607)[0x7ffff13be607]
>> > /usr/sbin/apache2(ap_run_post_config+0x59)[0x7ffff7fd50b9]
>> > /usr/sbin/apache2(main+0xb17)[0x7ffff7fc1327]
>> > /lib/libc.so.6(__libc_start_main+0xfd)[0x7ffff7166c4d]
>> > /usr/sbin/apache2(+0x2f2e9)[0x7ffff7fc02e9]
>> > ======= Memory map: ========
>> > 7fffe4000000-7fffe4021000 rw-p 00000000 00:00 0
>> > 7fffe4021000-7fffe8000000 ---p 00000000 00:00 0
>> > 7fffe8bc4000-7fffe8bd8000 r-xp 00000000 fb:00
>> > 6078                       /lib/libnss_ldap-2.11.1.so
>> > 7fffe8bd8000-7fffe8dd7000 ---p 00014000 fb:00
>> > 6078                       /lib/libnss_ldap-2.11.1.so
>> > 7fffe8dd7000-7fffe8dd8000 r--p 00013000 fb:00
>> > 6078                       /lib/libnss_ldap-2.11.1.so
>> > 7fffe8dd8000-7fffe8dd9000 rw-p 00014000 fb:00
>> > 6078                       /lib/libnss_ldap-2.11.1.so
>> > 7fffe8dd9000-7fffe8de4000 rw-p 00000000 00:00 0
>> > 7fffe8de4000-7fffe8dfa000 r-xp 00000000 fb:00
>> > 177                        /lib/libgcc_s.so.1
>> > 7fffe8dfa000-7fffe8ff9000 ---p 00016000 fb:00
>> > 177                        /lib/libgcc_s.so.1
>> > 7fffe8ff9000-7fffe8ffa000 r--p 00015000 fb:00
>> > 177                        /lib/libgcc_s.so.1
>> > 7fffe8ffa000-7fffe8ffb000 rw-p 00016000 fb:00
>> > 177                        /lib/libgcc_s.so.1
>> > 7fffe8ffb000-7fffe8ffc000 ---p 00000000 00:00 0
>> > 7fffe8ffc000-7fffe97fc000 rwxp 00000000 00:00 0
>> > 7fffe97fc000-7fffe988f000 r-xp 00000000 fb:08
>> > 35907                      /usr/lib/libnetsnmp.so.15.1.2
>> > 7fffe988f000-7fffe9a8f000 ---p 00093000 fb:08
>> > 35907                      /usr/lib/libnetsnmp.so.15.1.2
>> > 7fffe9a8f000-7fffe9a90000 r--p 00093000 fb:08
>> > 35907                      /usr/lib/libnetsnmp.so.15.1.2
>> > 7fffe9a90000-7fffe9a92000 rw-p 00094000 fb:08
>> > 35907                      /usr/lib/libnetsnmp.so.15.1.2
>> > 7fffe9a92000-7fffe9ac7000 rw-p 00000000 00:00 0
>> > 7fffe9ac7000-7fffe9acd000 r-xp 00000000 fb:08
>> > 138034                     /usr/lib/php5/20090626/snmp.so
>> > 7fffe9acd000-7fffe9ccd000 ---p 00006000 fb:08
>> > 138034                     /usr/lib/php5/20090626/snmp.so
>> > 7fffe9ccd000-7fffe9ccf000 r--p 00006000 fb:08
>> > 138034                     /usr/lib/php5/20090626/snmp.so
>> > 7fffe9ccf000-7fffe9cd0000 rw-p 00008000 fb:08
>> > 138034                     /usr/lib/php5/20090626/snmp.so
>> > 7fffe9cd0000-7fffe9cd7000 r-xp 00000000 fb:08
>> > 137857                     /usr/lib/php5/20090626/pdo_mysql.so
>> > 7fffe9cd7000-7fffe9ed6000 ---p 00007000 fb:08
>> > 137857                     /usr/lib/php5/20090626/pdo_mysql.so
>> > 7fffe9ed6000-7fffe9ed7000 r--p 00006000 fb:08
>> > 137857                     /usr/lib/php5/20090626/pdo_mysql.so
>> > 7fffe9ed7000-7fffe9ed8000 rw-p 00007000 fb:08
>> > 137857                     /usr/lib/php5/20090626/pdo_mysql.so
>> > 7fffe9ed8000-7fffe9eee000 r-xp 00000000 fb:08
>> > 138037                     /usr/lib/php5/20090626/pdo.so
>> > 7fffe9eee000-7fffea0ed000 ---p 00016000 fb:08
>> > 138037                     /usr/lib/php5/20090626/pdo.so
>> > 7fffea0ed000-7fffea0f0000 r--p 00015000 fb:08
>> > 138037                     /usr/lib/php5/20090626/pdo.so
>> > 7fffea0f0000-7fffea0f1000 rw-p 00018000 fb:08
>> > 138037                     /usr/lib/php5/20090626/pdo.so
>> > 7fffea0f1000-7fffea10b000 r-xp 00000000 fb:08
>> > 137861                     /usr/lib/php5/20090626/mysqli.so
>> > 7fffea10b000-7fffea30b000 ---p 0001a000 fb:08
>> > 137861                     /usr/lib/php5/20090626/mysqli.so
>> > 7fffea30b000-7fffea30e000 r--p 0001a000 fb:08
>> > 137861                     /usr/lib/php5/20090626/mysqli.so
>> > 7fffea30e000-7fffea30f000 rw-p 0001d000 fb:08
>> > 137861                     /usr/lib/php5/20090626/mysqli.so
>> > 7fffea30f000-7fffea4d4000 r-xp 00000000 fb:08
>> > 34434                      /usr/lib/libmysqlclient_r.so.16.0.0
>> > 7fffea4d4000-7fffea6d4000 ---p 001c5000 fb:08
>> > 34434                      /usr/lib/libmysqlclient_r.so.16.0.0
>> > 7fffea6d4000-7fffea6d9000 r--p 001c5000 fb:08
>> > 34434                      /usr/lib/libmysqlclient_r.so.16.0.0
>> > 7fffea6d9000-7fffea723000 rw-p 001ca000 fb:08
>> > 34434                      /usr/lib/libmysqlclient_r.so.16.0.0
>> > 7fffea723000-7fffea724000 rw-p 00000000 00:00 0
>> > 7fffea724000-7fffea72f000 r-xp 00000000 fb:08
>> > 137859                     /usr/lib/php5/20090626/mysql.so
>> > 7fffea72f000-7fffea92e000 ---p 0000b000 fb:08
>> > 137859                     /usr/lib/php5/20090626/mysql.so
>> > 7fffea92e000-7fffea930000 r--p 0000a000 fb:08
>> > 137859                     /usr/lib/php5/20090626/mysql.so
>> > 7fffea930000-7fffea931000 rw-p 0000c000 fb:08
>> > 137859                     /usr/lib/php5/20090626/mysql.so
>> > 7fffea931000-7fffea95b000 r-xp 00000000 fb:08
>> > 44732                      /usr/lib/libmcrypt.so.4.4.8
>> > 7fffea95b000-7fffeab5b000 ---p 0002a000 fb:08
>> > 44732                      /usr/lib/libmcrypt.so.4.4.8
>> > 7fffeab5b000-7fffeab5d000 r--p 0002a000 fb:08
>> > 44732                      /usr/lib/libmcrypt.so.4.4.8
>> > 7fffeab5d000-7fffeab5f000 rw-p 0002c000 fb:08
>> > 44732                      /usr/lib/libmcrypt.so.4.4.8
>> > 7fffeab5f000-7fffeab64000 rw-p 00000000 00:00 0
>> > 7fffeab64000-7fffeab6c000 r-xp 00000000 fb:08
>> > 165252                     /usr/lib/php5/20090626/mcrypt.so
>> > 7fffeab6c000-7fffead6c000 ---p 00008000 fb:08
>> > 165252                     /usr/lib/php5/20090626/mcrypt.so
>> > 7fffead6c000-7fffead6e000 r--p 00008000 fb:08
>> > 165252                     /usr/lib/php5/20090626/mcrypt.so
>> > 7fffead6e000-7fffead6f000 rw-p 0000a000 fb:08
>> > 165252                     /usr/lib/php5/20090626/mcrypt.so
>> > 7fffead6f000-7fffead72000 r-xp 00000000 fb:00
>> > 1072                       /lib/libgpg-error.so.0.4.0
>> > 7fffead72000-7fffeaf71000 ---p 00003000 fb:00
>> > 1072                       /lib/libgpg-error.so.0.4.0
>> > 7fffeaf71000-7fffeaf72000 r--p 00002000 fb:00
>> > 1072                       /lib/libgpg-error.so.0.4.0
>>
>> > And it hangs there.
>>
>> > Nicolas
>>
>> > On 10 fév, 12:16, Graham Dumpleton <[email protected]> wrote:
>>
>> > > I have heard there were some security updates to PHP recently. If you
>> > > have been applying patch updates to the operating system, then it is
>> > > possible you installed the PHP updates. It is then possible that the
>> > > newer PHP version is linking against a different version of a shared
>> > > library than what some Python module is linking against. This can
>> > > cause a crash on startup.
>>
>> > > These issues can be fun to track down. All I can suggest you try is as
>> > > documented in:
>>
>> > >http://code.google.com/p/modwsgi/wiki/DebuggingTechniques#Debugging_C...
>>
>> > > That is, run Apache manually under gdb as 'httpd -X' and see if you
>> > > can work out where it is crashing.
>>
>> > > Provided the distro doesn't strip too many symbols out, which
>> > > unfortunately they do, then you might get an indication of what shared
>> > > library it was calling into when it crashed.
>>
>> > > The only other way is to run ldd on the PHP .so and any
>>
>> ...
>>
>> plus de détails »
>
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