Also have this issue on some servers.
Running Ubuntu 14.04 LTS:
Server version: Apache/2.4.7 (Ubuntu)
Server built: May 9 2017 16:14:10
root@server:/var/www/obs# php -v
PHP 5.5.9-1ubuntu4.21 (cli) (built: Feb 9 2017 20:54:58)
Copyright (c) 1997-2014 The PHP Group
Zend Engine v2.5.0, Copyright (c) 1998-2014 Zend Technologies
with SourceGuardian v11.1.0, Copyright (c) 2000-2017, by SourceGuardian Ltd.
with Zend OPcache v7.0.3, Copyright (c) 1999-2014, by Zend Technologies
root@server:/var/www/obs# apt-cache policy zlib1g
zlib1g:
Installed: 1:1.2.8.dfsg-1ubuntu1
root@server:/var/www/obs# apt-cache policy apache2
apache2:
Installed: 2.4.7-1ubuntu4.15
root@server:/var/www/obs# apt-cache policy php5
php5:
Installed: 5.5.9+dfsg-1ubuntu4.21
Here is the core dump:
Reading symbols from /usr/sbin/apache2...(no debugging symbols found)...done.
[New LWP 14926]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/sbin/apache2 -k start'.
Program terminated with signal SIGBUS, Bus error.
#0 0x00007f7d535a97b0 in crc32 () from /lib/x86_64-linux-gnu/libz.so.1
(gdb) bt
#0 0x00007f7d535a97b0 in crc32 () from /lib/x86_64-linux-gnu/libz.so.1
#1 0x00007f7d537c3344 in ?? () from /usr/lib/apache2/modules/mod_deflate.so
#2 0x00007f7d52f9d479 in ?? () from /usr/lib/apache2/modules/mod_filter.so
#3 0x00007f7d52f9d479 in ?? () from /usr/lib/apache2/modules/mod_filter.so
#4 0x00007f7d5654c71f in ?? ()
#5 0x00007f7d5655cf40 in ap_run_handler ()
#6 0x00007f7d5655d489 in ap_invoke_handler ()
#7 0x00007f7d5657251c in ap_internal_redirect ()
#8 0x00007f7d5056bcfc in ?? () from /usr/lib/apache2/modules/mod_rewrite.so
#9 0x00007f7d5655cf40 in ap_run_handler ()
#10 0x00007f7d5655d489 in ap_invoke_handler ()
#11 0x00007f7d56572a5a in ap_process_async_request ()
#12 0x00007f7d56572d34 in ap_process_request ()
#13 0x00007f7d5656f7d2 in ?? ()
#14 0x00007f7d565665b0 in ap_run_process_connection ()
#15 0x00007f7d52b91767 in ?? () from /usr/lib/apache2/modules/mod_mpm_prefork.so
#16 0x00007f7d52b919a6 in ?? () from /usr/lib/apache2/modules/mod_mpm_prefork.so
#17 0x00007f7d52b9260e in ?? () from /usr/lib/apache2/modules/mod_mpm_prefork.so
#18 0x00007f7d5654223e in ap_run_mpm ()
#19 0x00007f7d5653b276 in main ()
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https://bugs.launchpad.net/bugs/409987
Title:
apache2 segfault using mod_deflate
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