Re: AH00051: child pid 3886730 exit signal Segmentation fault (11), possible coredump in /etc/httpd

Dave Wreski <[email protected]>
Newsgroups gmane.comp.apache.user
Organization Guardian Digital, Inc.
Message-ID <[email protected]>
Hi,

>     I'm using httpd-2.4.62 on fedora40 and noticed periodic errors
>     related to core dumps. Is this a potential bug? I see there are
>     several similar bug reports with previous versions but never a
>     resolution.
>
>     [Wed Sep 25 11:07:16.786647 2024] [core:notice] [pid 1616:tid
>     1616] AH00051: child pid 3886730 exit signal Segmentation fault
>     (11), possible coredump in /etc/httpd
>
>     Have there been other reports of this version having such
>     problems? Before I run memtest to see if it's a physical memory
>     problem, I'm hoping someone has some insight. I do see a handful
>     of other similar reports over the years, but none recently.
>
>     Is it possible a configuration change has caused this?
>
>     The gdb trace of the coredump is entirely too involved for me to
>     spend time tracing it.
>
>     dave
>
>
> What mpm are you using on that server?  Can you share apachectl -M?

I'm using event with php-fpm. Attached is the full list of modules 
("httpd -M" on my fedora40 system). Hopefully the list accepts text 
attachments.

dave


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apache-modules-092724.txt (text/plain, 2.5 KB)
Loaded Modules:
 core_module (static)
 so_module (static)
 http_module (static)
 access_compat_module (shared)
 actions_module (shared)
 alias_module (shared)
 allowmethods_module (shared)
 auth_basic_module (shared)
 auth_digest_module (shared)
 authn_anon_module (shared)
 authn_core_module (shared)
 authn_dbd_module (shared)
 authn_dbm_module (shared)
 authn_file_module (shared)
 authn_socache_module (shared)
 authnz_fcgi_module (shared)
 authz_core_module (shared)
 authz_dbd_module (shared)
 authz_dbm_module (shared)
 authz_groupfile_module (shared)
 authz_host_module (shared)
 authz_owner_module (shared)
 authz_user_module (shared)
 autoindex_module (shared)
 cache_module (shared)
 cache_disk_module (shared)
 cache_socache_module (shared)
 data_module (shared)
 dbd_module (shared)
 deflate_module (shared)
 dir_module (shared)
 dumpio_module (shared)
 echo_module (shared)
 env_module (shared)
 expires_module (shared)
 ext_filter_module (shared)
 filter_module (shared)
 headers_module (shared)
 include_module (shared)
 info_module (shared)
 log_config_module (shared)
 logio_module (shared)
 macro_module (shared)
 mime_magic_module (shared)
 mime_module (shared)
 negotiation_module (shared)
 remoteip_module (shared)
 reqtimeout_module (shared)
 request_module (shared)
 rewrite_module (shared)
 setenvif_module (shared)
 slotmem_plain_module (shared)
 slotmem_shm_module (shared)
 socache_dbm_module (shared)
 socache_memcache_module (shared)
 socache_redis_module (shared)
 socache_shmcb_module (shared)
 status_module (shared)
 substitute_module (shared)
 suexec_module (shared)
 unique_id_module (shared)
 unixd_module (shared)
 userdir_module (shared)
 version_module (shared)
 vhost_alias_module (shared)
 watchdog_module (shared)
 brotli_module (shared)
 dav_module (shared)
 dav_fs_module (shared)
 dav_lock_module (shared)
 lua_module (shared)
 mpm_event_module (shared)
 proxy_module (shared)
 lbmethod_bybusyness_module (shared)
 lbmethod_byrequests_module (shared)
 lbmethod_bytraffic_module (shared)
 proxy_ajp_module (shared)
 proxy_balancer_module (shared)
 proxy_connect_module (shared)
 proxy_express_module (shared)
 proxy_fcgi_module (shared)
 proxy_fdpass_module (shared)
 proxy_ftp_module (shared)
 proxy_http_module (shared)
 proxy_hcheck_module (shared)
 proxy_scgi_module (shared)
 proxy_uwsgi_module (shared)
 proxy_wstunnel_module (shared)
 ssl_module (shared)
 systemd_module (shared)
 cgid_module (shared)
 perl_module (shared)
 http2_module (shared)
 security2_module (shared)
 proxy_http2_module (shared)
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