[php-src] Issue #8159: Apache / PHP segfaults

Issue: https://github.com/php/php-src/issues/8159 Comment Author: unix-world This is the output of GDB # gdb /usr/local/sbin/httpd2 /httpd2.core GNU gdb 6.3 Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "amd64-unknown-openbsd7.0"...(no debugging symbols found) Core was generated by `httpd2'. Program terminated with signal 11, Segmentation fault. Reading symbols from /usr/lib/libpthread.so.26.1...done. Loaded symbols for /usr/lib/libpthread.so.26.1 Loaded symbols for /usr/local/sbin/httpd2 Reading symbols from /usr/local/lib/libpcre.so.3.0...done. Loaded symbols for /usr/local/lib/libpcre.so.3.0 Reading symbols from /usr/local/lib/libaprutil-1.so.6.1...done. Loaded symbols for /usr/local/lib/libaprutil-1.so.6.1 Symbols already loaded for /usr/lib/libpthread.so.26.1 Reading symbols from /usr/lib/libexpat.so.14.0...done. Loaded symbols for /usr/lib/libexpat.so.14.0 Reading symbols from /usr/local/lib/libiconv.so.7.0...done. Loaded symbols for /usr/local/lib/libiconv.so.7.0 Reading symbols from /usr/local/lib/libapr-1.so.7.0...done. Loaded symbols for /usr/local/lib/libapr-1.so.7.0 Reading symbols from /usr/local/lib/libdb.so.5.0...done. Loaded symbols for /usr/local/lib/libdb.so.5.0 Reading symbols from /usr/lib/libc.so.96.1...done. Loaded symbols for /usr/lib/libc.so.96.1 Reading symbols from /usr/libexec/ld.so...Error while reading shared library symbols: Dwarf Error: wrong version in compilation unit header (is 4, should be 2) [in module /usr/libexec/ld.so] Reading symbols from /usr/local/lib/php-7.4/modules/opcache.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/opcache.so Reading symbols from /usr/local/lib/apache2/mod_authn_file.so...done. Loaded symbols for /usr/local/lib/apache2/mod_authn_file.so Reading symbols from /usr/local/lib/apache2/mod_authn_core.so...done. Loaded symbols for /usr/local/lib/apache2/mod_authn_core.so Reading symbols from /usr/local/lib/apache2/mod_authz_host.so...done. Loaded symbols for /usr/local/lib/apache2/mod_authz_host.so Reading symbols from /usr/local/lib/apache2/mod_authz_user.so...done. Loaded symbols for /usr/local/lib/apache2/mod_authz_user.so Reading symbols from /usr/local/lib/apache2/mod_authz_core.so...done. Loaded symbols for /usr/local/lib/apache2/mod_authz_core.so Reading symbols from /usr/local/lib/apache2/mod_access_compat.so...done. Loaded symbols for /usr/local/lib/apache2/mod_access_compat.so Reading symbols from /usr/local/lib/apache2/mod_auth_basic.so...done. Loaded symbols for /usr/local/lib/apache2/mod_auth_basic.so Reading symbols from /usr/local/lib/apache2/mod_auth_digest.so...done. Loaded symbols for /usr/local/lib/apache2/mod_auth_digest.so Reading symbols from /usr/local/lib/apache2/mod_allowmethods.so...done. Loaded symbols for /usr/local/lib/apache2/mod_allowmethods.so Reading symbols from /usr/local/lib/apache2/mod_file_cache.so...done. Loaded symbols for /usr/local/lib/apache2/mod_file_cache.so Reading symbols from /usr/local/lib/apache2/mod_cache.so...done. Loaded symbols for /usr/local/lib/apache2/mod_cache.so Reading symbols from /usr/local/lib/apache2/mod_cache_disk.so...done. Loaded symbols for /usr/local/lib/apache2/mod_cache_disk.so Reading symbols from /usr/local/lib/apache2/mod_cache_socache.so...done. Loaded symbols for /usr/local/lib/apache2/mod_cache_socache.so Reading symbols from /usr/local/lib/apache2/mod_socache_shmcb.so...done. Loaded symbols for /usr/local/lib/apache2/mod_socache_shmcb.so Reading symbols from /usr/local/lib/apache2/mod_socache_memcache.so...done. Loaded symbols for /usr/local/lib/apache2/mod_socache_memcache.so Reading symbols from /usr/local/lib/apache2/mod_buffer.so...done. Loaded symbols for /usr/local/lib/apache2/mod_buffer.so Reading symbols from /usr/local/lib/apache2/mod_reqtimeout.so...done. Loaded symbols for /usr/local/lib/apache2/mod_reqtimeout.so Reading symbols from /usr/local/lib/apache2/mod_request.so...done. Loaded symbols for /usr/local/lib/apache2/mod_request.so Reading symbols from /usr/local/lib/apache2/mod_include.so...done. Loaded symbols for /usr/local/lib/apache2/mod_include.so Reading symbols from /usr/local/lib/apache2/mod_filter.so...done. Loaded symbols for /usr/local/lib/apache2/mod_filter.so Reading symbols from /usr/local/lib/apache2/mod_deflate.so...done. Loaded symbols for /usr/local/lib/apache2/mod_deflate.so Reading symbols from /usr/lib/libz.so.6.0...done. Loaded symbols for /usr/lib/libz.so.6.0 Reading symbols from /usr/local/lib/apache2/mod_mime.so...done. Loaded symbols for /usr/local/lib/apache2/mod_mime.so Reading symbols from /usr/local/lib/apache2/mod_log_config.so...done. Loaded symbols for /usr/local/lib/apache2/mod_log_config.so Reading symbols from /usr/local/lib/apache2/mod_env.so...done. Loaded symbols for /usr/local/lib/apache2/mod_env.so Reading symbols from /usr/local/lib/apache2/mod_mime_magic.so...done. Loaded symbols for /usr/local/lib/apache2/mod_mime_magic.so Reading symbols from /usr/local/lib/apache2/mod_expires.so...done. Loaded symbols for /usr/local/lib/apache2/mod_expires.so Reading symbols from /usr/local/lib/apache2/mod_headers.so...done. Loaded symbols for /usr/local/lib/apache2/mod_headers.so Reading symbols from /usr/local/lib/apache2/mod_unique_id.so...done. Loaded symbols for /usr/local/lib/apache2/mod_unique_id.so Reading symbols from /usr/local/lib/apache2/mod_setenvif.so...done. Loaded symbols for /usr/local/lib/apache2/mod_setenvif.so Reading symbols from /usr/local/lib/apache2/mod_version.so...done. Loaded symbols for /usr/local/lib/apache2/mod_version.so Reading symbols from /usr/local/lib/apache2/mod_session.so...done. Loaded symbols for /usr/local/lib/apache2/mod_session.so Reading symbols from /usr/local/lib/apache2/mod_ssl.so...done. Loaded symbols for /usr/local/lib/apache2/mod_ssl.so Reading symbols from /usr/lib/libssl.so.50.0...done. Loaded symbols for /usr/lib/libssl.so.50.0 Reading symbols from /usr/lib/libcrypto.so.47.0...done. Loaded symbols for /usr/lib/libcrypto.so.47.0 Reading symbols from /usr/local/lib/apache2/mod_mpm_prefork.so...done. Loaded symbols for /usr/local/lib/apache2/mod_mpm_prefork.so Reading symbols from /usr/local/lib/apache2/mod_unixd.so...done. Loaded symbols for /usr/local/lib/apache2/mod_unixd.so Reading symbols from /usr/local/lib/apache2/mod_dav.so...done. Loaded symbols for /usr/local/lib/apache2/mod_dav.so Reading symbols from /usr/local/lib/apache2/mod_status.so...done. Loaded symbols for /usr/local/lib/apache2/mod_status.so Reading symbols from /usr/local/lib/apache2/mod_autoindex.so...done. Loaded symbols for /usr/local/lib/apache2/mod_autoindex.so Reading symbols from /usr/local/lib/apache2/mod_dav_fs.so...done. Loaded symbols for /usr/local/lib/apache2/mod_dav_fs.so Reading symbols from /usr/local/lib/apache2/mod_dav_lock.so...done. Loaded symbols for /usr/local/lib/apache2/mod_dav_lock.so Reading symbols from /usr/local/lib/apache2/mod_vhost_alias.so...done. Loaded symbols for /usr/local/lib/apache2/mod_vhost_alias.so Reading symbols from /usr/local/lib/apache2/mod_negotiation.so...done. Loaded symbols for /usr/local/lib/apache2/mod_negotiation.so Reading symbols from /usr/local/lib/apache2/mod_dir.so...done. Loaded symbols for /usr/local/lib/apache2/mod_dir.so Reading symbols from /usr/local/lib/apache2/mod_alias.so...done. Loaded symbols for /usr/local/lib/apache2/mod_alias.so Reading symbols from /usr/local/lib/apache2/mod_rewrite.so...done. Loaded symbols for /usr/local/lib/apache2/mod_rewrite.so Reading symbols from /usr/local/lib/php-7.4/libphp7.so...done. Loaded symbols for /usr/local/lib/php-7.4/libphp7.so Reading symbols from /usr/local/lib/libargon2.so.0.0...done. Loaded symbols for /usr/local/lib/libargon2.so.0.0 Reading symbols from /usr/lib/libreadline.so.4.0...done. Loaded symbols for /usr/lib/libreadline.so.4.0 Reading symbols from /usr/lib/libcurses.so.14.0...done. Loaded symbols for /usr/lib/libcurses.so.14.0 Reading symbols from /usr/local/lib/libintl.so.7.0...done. Loaded symbols for /usr/local/lib/libintl.so.7.0 Reading symbols from /usr/lib/libm.so.10.1...done. Loaded symbols for /usr/lib/libm.so.10.1 Reading symbols from /usr/local/lib/libonig.so.7.2...done. Loaded symbols for /usr/local/lib/libonig.so.7.2 Reading symbols from /usr/local/lib/libsqlite3.so.37.15...done. Loaded symbols for /usr/local/lib/libsqlite3.so.37.15 Reading symbols from /usr/local/lib/libxml2.so.17.0...done. Loaded symbols for /usr/local/lib/libxml2.so.17.0 Reading symbols from /usr/local/lib/liblzma.so.2.1...done. Loaded symbols for /usr/local/lib/liblzma.so.2.1 Reading symbols from /usr/local/lib/php-7.4/modules/bz2.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/bz2.so Reading symbols from /usr/local/lib/libbz2.so.10.4...done. Loaded symbols for /usr/local/lib/libbz2.so.10.4 Reading symbols from /usr/local/lib/php-7.4/modules/curl.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/curl.so Reading symbols from /usr/local/lib/libcurl.so.26.13...done. Loaded symbols for /usr/local/lib/libcurl.so.26.13 Reading symbols from /usr/local/lib/libnghttp2.so.0.18...done. Loaded symbols for /usr/local/lib/libnghttp2.so.0.18 Reading symbols from /usr/local/lib/php-7.4/modules/dba.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/dba.so Reading symbols from /usr/local/lib/libgdbm.so.7.0...done. Loaded symbols for /usr/local/lib/libgdbm.so.7.0 Reading symbols from /usr/local/lib/php-7.4/modules/gd.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/gd.so Reading symbols from /usr/local/lib/libpng.so.18.0...done. Loaded symbols for /usr/local/lib/libpng.so.18.0 Reading symbols from /usr/local/lib/libwebp.so.4.3...done. Loaded symbols for /usr/local/lib/libwebp.so.4.3 Reading symbols from /usr/local/lib/libjpeg.so.70.0...done. Loaded symbols for /usr/local/lib/libjpeg.so.70.0 Reading symbols from /usr/X11R6/lib/libfreetype.so.30.0...done. Loaded symbols for /usr/X11R6/lib/libfreetype.so.30.0 Reading symbols from /usr/local/lib/php-7.4/modules/gmp.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/gmp.so Reading symbols from /usr/local/lib/libgmp.so.11.0...done. Loaded symbols for /usr/local/lib/libgmp.so.11.0 Reading symbols from /usr/local/lib/php-7.4/modules/intl.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/intl.so Reading symbols from /usr/local/lib/libicuio.so.20.0...done. Loaded symbols for /usr/local/lib/libicuio.so.20.0 Reading symbols from /usr/local/lib/libicui18n.so.20.0...done. Loaded symbols for /usr/local/lib/libicui18n.so.20.0 Reading symbols from /usr/local/lib/libicuuc.so.20.0...done. Loaded symbols for /usr/local/lib/libicuuc.so.20.0 Reading symbols from /usr/local/lib/libicudata.so.20.0...done. Loaded symbols for /usr/local/lib/libicudata.so.20.0 Reading symbols from /usr/lib/libc++.so.8.0...done. Loaded symbols for /usr/lib/libc++.so.8.0 Reading symbols from /usr/lib/libc++abi.so.5.0...done. Loaded symbols for /usr/lib/libc++abi.so.5.0 Reading symbols from /usr/local/lib/php-7.4/modules/mongodb.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/mongodb.so Reading symbols from /usr/lib/libtls.so.22.0...done. Loaded symbols for /usr/lib/libtls.so.22.0 Reading symbols from /usr/local/lib/php-7.4/modules/mysqli.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/mysqli.so Reading symbols from /usr/local/lib/php-7.4/modules/pdo_mysql.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/pdo_mysql.so Reading symbols from /usr/local/lib/php-7.4/modules/pdo_pgsql.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/pdo_pgsql.so Reading symbols from /usr/local/lib/libpq.so.6.10...done. Loaded symbols for /usr/local/lib/libpq.so.6.10 Reading symbols from /usr/local/lib/php-7.4/modules/pgsql.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/pgsql.so Reading symbols from /usr/local/lib/php-7.4/modules/zip.so...done. Loaded symbols for /usr/local/lib/php-7.4/modules/zip.so Reading symbols from /usr/local/lib/libzip.so.4.1...done. Loaded symbols for /usr/local/lib/libzip.so.4.1 #0 0x00000ce72b51aeb0 in ?? () There is nothing more ... in the GDB output !