Hello Team,
We have Cakn application which use mod_WSGi module for calling python web interpreter same s is working fine on apache 2.4.18 on Ubuntu 16.04 , now internal security team has notified us to upgrade Apache with 2.4.39.
when i did "apt-cache policy Apache" its shows installed & candidate version same i.e 2.4.18, so i added repo add-apt-repository ppa:ondrej/apache2 and upgraded to 2.4.39 .
after upgrading same site stops working and shows below errors in error.log and application specific logs.
[Tue Jun 25 04:55:53.629701 2019] [core:notice] [pid 30009:tid 139990993176448] AH00051: child pid 30010 exit signal Segmentation fault (11), possible coredump in /etc/apache2
[Tue Jun 25 05:37:31.301667 2019] [core:notice] [pid 30009:tid 139990993176448] AH00051: child pid 30221 exit signal Segmentation fault (11), possible coredump in /etc/apache2
[Tue Jun 25 05:37:30.752801 2019] [wsgi:error] [pid 30221:tid 139990869788416] 2019-06-25 05:37:30,752 INFO [ckan.config.environment] Loading static files from public
[Tue Jun 25 05:37:30.821160 2019] [wsgi:error] [pid 30221:tid 139990869788416] 2019-06-25 05:37:30,821 INFO [ckan.config.environment] Loading templates from /usr/lib/ckan/default/src/ckan/ckan/templates
[Tue Jun 25 05:37:30.978364 2019] [wsgi:error] [pid 30014:tid 139990768023296] [client 106.220.190.162:8293] Truncated or oversized response headers received from daemon process 'ckan_default': /etc/ckan/default/apache.wsgi
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Regards
Nitin Kadam
(9967688959)