httpd start up hangs and times out with SecRemoteRules
Issue
- We are experiencing stalls in httpd start up and it times out when starting through systemd. pstacks captured during that start up hang shows processes in the following call:
#0 0x00007fc7574d9c3d in poll () from /lib64/libc.so.6
#1 0x00007fc7493b88c9 in Curl_poll () from /lib64/libcurl.so.4
#2 0x00007fc7493b17ad in curl_multi_wait () from /lib64/libcurl.so.4
#3 0x00007fc7493aa82f in curl_easy_perform () from /lib64/libcurl.so.4
#4 0x00007fc749ab85e3 in msc_remote_download_content () from /etc/httpd/modules/mod_security2.so
#5 0x00007fc749ab8bb3 in msc_remote_add_rules_from_uri () from /etc/httpd/modules/mod_security2.so
#6 0x00007fc749a9c7b5 in cmd_remote_rules () from /etc/httpd/modules/mod_security2.so
#7 0x0000562b4cfbcd13 in invoke_cmd ()
#8 0x0000562b4cfbf4df in ap_walk_config ()
#9 0x0000562b4cfc07cc in ap_process_config_tree ()
#10 0x0000562b4cf9aff6 in main ()
Environment
- Red Hat Enterprise Linux
- JBoss Core Services (JBCS)
- Apache httpd
- mod_security
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