[php-maint] Bug#386041: libapache2-mod-php4: segmentation faults in shutdown_memory_manager()

Alexey Bestchekov proforg at maloletka.ru
Mon Sep 4 20:40:00 UTC 2006

Package: libapache2-mod-php4
Version: 4:4.4.2-1.1
Severity: normal

hi !
Apache segfault infrequently when using horde/imp framework.

gdb core backtrace trace:
Core was generated by `/usr/sbin/apache2 -k start -DSSL'.
Program terminated with signal 6, Aborted.
#0  0x00002aaaac07b07b in raise () from /lib/libc.so.6
(gdb) bt
#0  0x00002aaaac07b07b in raise () from /lib/libc.so.6
#1  0x00002aaaac07c84e in abort () from /lib/libc.so.6
#2  0x00002aaaac0b1639 in __libc_message () from /lib/libc.so.6
#3  0x00002aaaac0b81a3 in _int_free () from /lib/libc.so.6
#4  0x00002aaaac0b822e in free () from /lib/libc.so.6
#5  0x00002aaaadfb29b9 in shutdown_memory_manager () from
#6  0x00002aaaadf9441e in php_request_shutdown () from
#7  0x00002aaaadfdffb0 in execute () from
#8  0x00000000004352a9 in ap_run_handler ()
#9  0x0000000000438212 in ap_invoke_handler ()
#10 0x0000000000428658 in ap_process_request ()
#11 0x00000000004236e0 in _start ()

loaded php modules: 
extension=fileinfo.so ; build from pecl
extension=memcache.so ; build from pecl

Eaccelerator 0.9.4 loaded as zend_extension
It seems to me that reason for this segfautls is similar to bug #370375
hangups. At least depending on php version apache hangs or segfaults but
not both. 

-- System Information:
Debian Release: testing/unstable
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)
Shell:  /bin/sh linked to /bin/bash
Kernel: Linux 2.6.15-i3
Locale: LANG=ru_RU.KOI8-R, LC_CTYPE=ru_RU.koi8r (charmap=KOI8-R) (ignored: LC_ALL set to ru_RU.koi8r)

Versions of packages libapache2-mod-php4 depends on:
ii  apache2-mpm-prefork        2.0.55-4.1    traditional model for Apache2
ii  libbz2-1.0                 1.0.3-3       high-quality block-sorting file co
ii  libc6                      2.3.6.ds1-4   GNU C Library: Shared libraries
ii  libcomerr2                 1.39-1        common error description library
ii  libdb4.3                   4.3.29-6      Berkeley v4.3 Database Libraries [
ii  libexpat1                  1.95.8-3.2    XML parsing C library - runtime li
ii  libgdbm3                   1.8.3-3       GNU dbm database routines (runtime
ii  libkrb53                   1.4.4~beta1-1 MIT Kerberos runtime libraries
ii  libmagic1                  4.17-3        File type determination library us
ii  libpcre3                   6.4-2         Perl 5 Compatible Regular Expressi
ii  libssl0.9.8                0.9.8b-2      SSL shared libraries
ii  libzzip-0-12               0.12.83-6     library providing read access on Z
ii  mime-support               3.37-1        MIME files 'mime.types' & 'mailcap
ii  php4-common                4:4.4.2-1.1   Common files for packages built fr
ii  zlib1g                     1:1.2.3-13    compression library - runtime

libapache2-mod-php4 recommends no packages.

-- no debconf information

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