[root@c708a2a1-b35d-6573-ed84-85f7e1d63fa6 coreold]# gdb /usr/sbin/php-fpm coredump-php-fpm.92772
GNU gdb (GDB) Red Hat Enterprise Linux (7.2-92.el6)
Copyright (C) 2010 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-redhat-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/sbin/php-fpm...(no debugging symbols found)...done.

warning: Couldn't find general-purpose registers in core file.
Reading symbols from /lib64/libcrypt.so.1...Reading symbols from /usr/lib/debug/lib64/libcrypt-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libcrypt.so.1
Reading symbols from /lib64/libz.so.1...Reading symbols from /usr/lib/debug/lib64/libz.so.1.2.3.debug...done.
done.
Loaded symbols for /lib64/libz.so.1
Reading symbols from /lib64/librt.so.1...Reading symbols from /usr/lib/debug/lib64/librt-2.12.so.debug...done.
done.
Loaded symbols for /lib64/librt.so.1
Reading symbols from /lib64/libm.so.6...Reading symbols from /usr/lib/debug/lib64/libm-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libm.so.6
Reading symbols from /lib64/libdl.so.2...Reading symbols from /usr/lib/debug/lib64/libdl-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libdl.so.2
Reading symbols from /lib64/libnsl.so.1...Reading symbols from /usr/lib/debug/lib64/libnsl-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libnsl.so.1
Reading symbols from /lib64/libacl.so.1...Reading symbols from /usr/lib/debug/lib64/libacl.so.1.1.0.debug...done.
done.
Loaded symbols for /lib64/libacl.so.1
Reading symbols from /usr/lib64/libxml2.so.2...Reading symbols from /usr/lib/debug/usr/lib64/libxml2.so.2.7.6.debug...done.
done.
Loaded symbols for /usr/lib64/libxml2.so.2
Reading symbols from /lib64/libgssapi_krb5.so.2...Reading symbols from /usr/lib/debug/lib64/libgssapi_krb5.so.2.2.debug...done.
done.
Loaded symbols for /lib64/libgssapi_krb5.so.2
Reading symbols from /lib64/libkrb5.so.3...Reading symbols from /usr/lib/debug/lib64/libkrb5.so.3.3.debug...done.
done.
Loaded symbols for /lib64/libkrb5.so.3
Reading symbols from /lib64/libk5crypto.so.3...Reading symbols from /usr/lib/debug/lib64/libk5crypto.so.3.1.debug...done.
done.
Loaded symbols for /lib64/libk5crypto.so.3
Reading symbols from /lib64/libcom_err.so.2...Reading symbols from /usr/lib/debug/lib64/libcom_err.so.2.1.debug...done.
done.
Loaded symbols for /lib64/libcom_err.so.2
Reading symbols from /usr/lib64/libssl.so.10...Reading symbols from /usr/lib/debug/usr/lib64/libssl.so.1.0.1e.debug...done.
done.
Loaded symbols for /usr/lib64/libssl.so.10
Reading symbols from /usr/lib64/libcrypto.so.10...Reading symbols from /usr/lib/debug/usr/lib64/libcrypto.so.1.0.1e.debug...done.
done.
Loaded symbols for /usr/lib64/libcrypto.so.10
Reading symbols from /lib64/libc.so.6...Reading symbols from /usr/lib/debug/lib64/libc-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libc.so.6
Reading symbols from /lib64/libresolv.so.2...Reading symbols from /usr/lib/debug/lib64/libresolv-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libresolv.so.2
Reading symbols from /lib64/libfreebl3.so...Reading symbols from /usr/lib/debug/lib64/libfreebl3.so.debug...done.
done.
Loaded symbols for /lib64/libfreebl3.so
Reading symbols from /lib64/libpthread.so.0...Reading symbols from /usr/lib/debug/lib64/libpthread-2.12.so.debug...done.
[Thread debugging using libthread_db enabled]
done.
Loaded symbols for /lib64/libpthread.so.0
Reading symbols from /lib64/ld-linux-x86-64.so.2...Reading symbols from /usr/lib/debug/lib64/ld-2.12.so.debug...done.
done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /lib64/libattr.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libattr.so.1
Reading symbols from /lib64/libkrb5support.so.0...Reading symbols from /usr/lib/debug/lib64/libkrb5support.so.0.1.debug...done.
done.
Loaded symbols for /lib64/libkrb5support.so.0
Reading symbols from /lib64/libkeyutils.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libkeyutils.so.1
Reading symbols from /lib64/libselinux.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libselinux.so.1
Reading symbols from /usr/lib64/php/modules/opcache.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/opcache.so
Reading symbols from /usr/lib64/php/modules/bcmath.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/bcmath.so
Reading symbols from /usr/lib64/php/modules/bz2.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/bz2.so
Reading symbols from /lib64/libbz2.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libbz2.so.1
Reading symbols from /usr/lib64/php/modules/calendar.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/calendar.so
Reading symbols from /usr/lib64/php/modules/ctype.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/ctype.so
Reading symbols from /usr/lib64/php/modules/curl.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/curl.so
Reading symbols from /usr/lib64/libcurl.so.4...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libcurl.so.4
Reading symbols from /lib64/libidn.so.11...(no debugging symbols found)...done.
Loaded symbols for /lib64/libidn.so.11
Reading symbols from /lib64/libldap-2.4.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/libldap-2.4.so.2
Reading symbols from /usr/lib64/libssl3.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libssl3.so
Reading symbols from /usr/lib64/libsmime3.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libsmime3.so
Reading symbols from /usr/lib64/libnss3.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libnss3.so
Reading symbols from /usr/lib64/libnssutil3.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libnssutil3.so
Reading symbols from /lib64/libplds4.so...(no debugging symbols found)...done.
Loaded symbols for /lib64/libplds4.so
Reading symbols from /lib64/libplc4.so...(no debugging symbols found)...done.
Loaded symbols for /lib64/libplc4.so
Reading symbols from /lib64/libnspr4.so...(no debugging symbols found)...done.
Loaded symbols for /lib64/libnspr4.so
Reading symbols from /usr/lib64/libssh2.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libssh2.so.1
Reading symbols from /lib64/liblber-2.4.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib64/liblber-2.4.so.2
Reading symbols from /usr/lib64/libsasl2.so.2...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libsasl2.so.2
Reading symbols from /usr/lib64/php/modules/dom.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/dom.so
Reading symbols from /usr/lib64/php/modules/exif.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/exif.so
Reading symbols from /usr/lib64/php/modules/fileinfo.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/fileinfo.so
Reading symbols from /usr/lib64/php/modules/ftp.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/ftp.so
Reading symbols from /usr/lib64/php/modules/gd.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/gd.so
Reading symbols from /usr/lib64/libt1.so.5...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libt1.so.5
Reading symbols from /usr/lib64/libX11.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libX11.so.6
Reading symbols from /usr/lib64/libXpm.so.4...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libXpm.so.4
Reading symbols from /usr/lib64/libpng12.so.0...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libpng12.so.0
Reading symbols from /usr/lib64/libjpeg.so.62...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libjpeg.so.62
Reading symbols from /usr/lib64/libvpx.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libvpx.so.1
Reading symbols from /usr/lib64/libfreetype.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libfreetype.so.6
Reading symbols from /usr/lib64/libxcb.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libxcb.so.1
Reading symbols from /usr/lib64/libXau.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libXau.so.6
Reading symbols from /usr/lib64/php/modules/gettext.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/gettext.so
Reading symbols from /usr/lib64/php/modules/iconv.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/iconv.so
Reading symbols from /usr/lib64/php/modules/imap.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/imap.so
Reading symbols from /usr/lib64/libc-client.so.2007...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libc-client.so.2007
Reading symbols from /lib64/libpam.so.0...(no debugging symbols found)...done.
Loaded symbols for /lib64/libpam.so.0
Reading symbols from /lib64/libaudit.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libaudit.so.1
Reading symbols from /usr/lib64/php/modules/intl.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/intl.so
Reading symbols from /usr/lib64/libicui18n.so.42...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libicui18n.so.42
Reading symbols from /usr/lib64/libicuuc.so.42...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libicuuc.so.42
Reading symbols from /usr/lib64/libicudata.so.42...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libicudata.so.42
Reading symbols from /usr/lib64/libicuio.so.42...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libicuio.so.42
Reading symbols from /lib64/libgcc_s.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libgcc_s.so.1
Reading symbols from /usr/lib64/libstdc++.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libstdc++.so.6
Reading symbols from /usr/lib64/php/modules/ldap.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/ldap.so
Reading symbols from /usr/lib64/php/modules/mbstring.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/mbstring.so
Reading symbols from /usr/lib64/php/modules/mcrypt.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/mcrypt.so
Reading symbols from /usr/lib64/libmcrypt.so.4...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libmcrypt.so.4
Reading symbols from /usr/lib64/libltdl.so.7...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libltdl.so.7
Reading symbols from /usr/lib64/php/modules/mysqlnd.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/mysqlnd.so
Reading symbols from /usr/lib64/php/modules/odbc.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/odbc.so
Reading symbols from /usr/lib64/libodbc.so.2...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libodbc.so.2
Reading symbols from /usr/lib64/php/modules/pdo.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/pdo.so
Reading symbols from /usr/lib64/php/modules/phar.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/phar.so
Reading symbols from /usr/lib64/php/modules/posix.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/posix.so
Reading symbols from /usr/lib64/php/modules/shmop.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/shmop.so
Reading symbols from /usr/lib64/php/modules/simplexml.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/simplexml.so
Reading symbols from /usr/lib64/php/modules/soap.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/soap.so
Reading symbols from /usr/lib64/php/modules/sockets.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/sockets.so
Reading symbols from /usr/lib64/php/modules/sqlite3.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/sqlite3.so
Reading symbols from /usr/lib64/libsqlite3.so.0...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libsqlite3.so.0
Reading symbols from /usr/lib64/php/modules/sysvmsg.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/sysvmsg.so
Reading symbols from /usr/lib64/php/modules/sysvsem.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/sysvsem.so
Reading symbols from /usr/lib64/php/modules/sysvshm.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/sysvshm.so
Reading symbols from /usr/lib64/php/modules/tokenizer.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/tokenizer.so
Reading symbols from /usr/lib64/php/modules/xml.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/xml.so
Reading symbols from /usr/lib64/php/modules/xmlwriter.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/xmlwriter.so
Reading symbols from /usr/lib64/php/modules/xsl.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/xsl.so
Reading symbols from /usr/lib64/libexslt.so.0...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libexslt.so.0
Reading symbols from /usr/lib64/libxslt.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libxslt.so.1
Reading symbols from /lib64/libgcrypt.so.11...(no debugging symbols found)...done.
Loaded symbols for /lib64/libgcrypt.so.11
Reading symbols from /lib64/libgpg-error.so.0...(no debugging symbols found)...done.
Loaded symbols for /lib64/libgpg-error.so.0
Reading symbols from /usr/lib64/php/modules/zip.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/zip.so
Reading symbols from /usr/lib64/php/modules/mysql.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/mysql.so
Reading symbols from /usr/lib64/php/modules/mysqli.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/mysqli.so
Reading symbols from /usr/lib64/php/modules/pdo_mysql.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/pdo_mysql.so
Reading symbols from /usr/lib64/php/modules/pdo_odbc.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/pdo_odbc.so
Reading symbols from /usr/lib64/php/modules/pdo_sqlite.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/pdo_sqlite.so
Reading symbols from /usr/lib64/php/modules/wddx.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/wddx.so
Reading symbols from /usr/lib64/php/modules/xmlreader.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/xmlreader.so
Reading symbols from /usr/lib64/php/modules/xmlrpc.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/xmlrpc.so
Reading symbols from /usr/lib64/php/modules/json.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/php/modules/json.so
Reading symbols from /usr/lib64/php/modules/newrelic.so...done.
Loaded symbols for /usr/lib64/php/modules/newrelic.so
Reading symbols from /lib64/libnss_files.so.2...Reading symbols from /usr/lib/debug/lib64/libnss_files-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libnss_files.so.2
Reading symbols from /lib64/libnss_dns.so.2...Reading symbols from /usr/lib/debug/lib64/libnss_dns-2.12.so.debug...done.
done.
Loaded symbols for /lib64/libnss_dns.so.2
Reading symbols from /usr/lib64/libsoftokn3.so...Reading symbols from /usr/lib/debug/usr/lib64/libsoftokn3.so.debug...done.
done.
Loaded symbols for /usr/lib64/libsoftokn3.so
Reading symbols from /usr/lib64/libfreeblpriv3.so...Reading symbols from /usr/lib/debug/lib64/libfreeblpriv3.so.debug...done.
done.
Loaded symbols for /usr/lib64/libfreeblpriv3.so
Reading symbols from /usr/lib64/libnsssysinit.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libnsssysinit.so
Reading symbols from /usr/lib64/libnsspem.so...(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libnsspem.so
Reading symbols from /usr/lib64/libnssdbm3.so...Reading symbols from /usr/lib/debug/usr/lib64/libnssdbm3.so.debug...done.
done.
Loaded symbols for /usr/lib64/libnssdbm3.so

warning: Couldn't find general-purpose registers in core file.
#0  0x0000000000000000 in ?? ()
Missing separate debuginfos, use: debuginfo-install php56u-fpm-5.6.32-2.ius.centos6.x86_64
(gdb) bt
#0  0x0000000000000000 in ?? ()
Cannot access memory at address 0x0