Re: PHP 4.0 Bug #8697: Apache Seg Fault on run

straces and ldds really don't tell us much. Get us a gdb stack trace with debug symbols and we can do something. -Rasmus On 14 Jan 2001 dave@cc0.net wrote: > From: dave@cc0.net > Operating system: Linux RH7.0 > PHP version: 4.0 Latest CVS (14/01/2001) > PHP Bug Type: Reproduceable crash > Bug description: Apache Seg Fault on run > > > Below is configure line, attempt at a backtrace, last 20 lines of strace and ldd libphp4.so, No > wierd libs, all installed from RH rpms (not that I'm more confident about that) > > > > ./configure \ > --with-apxs=/usr/sbin/apxs \ > --with-bz2=/usr \ > --with-gd=/usr \ > --with-pspell=/usr \ > --with-curl=/usr \ > --with-openssl=/usr \ > --with-mm=/usr \ > --with-gdbm=/usr \ > --with-db2=/usr \ > --with-db3=/usr \ > --with-cdb=/usr/local \ > --with-pgsql=/usr \ > --with-mysql=/usr \ > --with-ldap=/usr \ > --with-snmp=/usr \ > --with-gettext=/usr \ > --with-readline=/usr \ > --with-swf=/usr \ > --with-jpeg-dir=/usr \ > --with-png-dir=/usr \ > --with-tiff-dir=/usr \ > --with-config-file-path=/etc/httpd/conf \ > --with-ttf=/usr \ > --with-zlib \ > --with-zziplib=/usr \ > --with-mcrypt \ > --with-mhash \ > --with-xml \ > --with-pam_auth \ > --enable-yp \ > --enable-versioning \ > --enable-gd-imgstrttf \ > --enable-gd-native-ttf \ > --enable-track-vars \ > --enable-magic-quotes \ > --enable-wddx \ > --enable-ftp \ > --enable-exif \ > --enable-calendar \ > --enable-filepro \ > --enable-sysvshm \ > --enable-sysvsem \ > --enable-sockets \ > --enable-inline-optimization \ > --enable-dbase \ > --enable-shmop \ > --enable-gpw \ > --enable-ctype \ > --enable-bcmath \ > --enable-trans-sid > > > > > [root@dev php4-200101140045]# /usr/sbin/httpd > Segmentation fault (core dumped) > [root@dev php4-200101140045]# gdb /usr/sbin/httpd ./core > GNU gdb 5.0 > Copyright 2000 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 "i386-redhat-linux"...(no debugging symbols found)... > Core was generated by `/usr/sbin/httpd'. > Program terminated with signal 11, Segmentation fault. > Reading symbols from /lib/libm.so.6...done. > Loaded symbols for /lib/libm.so.6 > Reading symbols from /lib/libcrypt.so.1...done. > Loaded symbols for /lib/libcrypt.so.1 > Reading symbols from /usr/lib/libdb.so.3...done. > Loaded symbols for /usr/lib/libdb.so.3 > Reading symbols from /lib/libdb-3.1.so...done. > Loaded symbols for /lib/libdb-3.1.so > Reading symbols from /lib/libdl.so.2...done. > Loaded symbols for /lib/libdl.so.2 > Reading symbols from /lib/libc.so.6...done. > Loaded symbols for /lib/libc.so.6 > Reading symbols from /lib/ld-linux.so.2...done. > Loaded symbols for /lib/ld-linux.so.2 > Reading symbols from /lib/libnss_files.so.2...done. > Loaded symbols for /lib/libnss_files.so.2 > Reading symbols from /etc/httpd/modules/mod_vhost_alias.so...done. > Loaded symbols for /etc/httpd/modules/mod_vhost_alias.so > Reading symbols from /etc/httpd/modules/mod_env.so...done. > Loaded symbols for /etc/httpd/modules/mod_env.so > Reading symbols from /etc/httpd/modules/mod_log_config.so...done. > Loaded symbols for /etc/httpd/modules/mod_log_config.so > Reading symbols from /etc/httpd/modules/mod_log_agent.so...done. > Loaded symbols for /etc/httpd/modules/mod_log_agent.so > Reading symbols from /etc/httpd/modules/mod_log_referer.so...done. > Loaded symbols for /etc/httpd/modules/mod_log_referer.so > Reading symbols from /etc/httpd/modules/mod_mime.so...done. > Loaded symbols for /etc/httpd/modules/mod_mime.so > Reading symbols from /etc/httpd/modules/mod_negotiation.so...done. > Loaded symbols for /etc/httpd/modules/mod_negotiation.so > Reading symbols from /etc/httpd/modules/mod_status.so...done. > Loaded symbols for /etc/httpd/modules/mod_status.so > Reading symbols from /etc/httpd/modules/mod_info.so...done. > Loaded symbols for /etc/httpd/modules/mod_info.so > Reading symbols from /etc/httpd/modules/mod_include.so...done. > Loaded symbols for /etc/httpd/modules/mod_include.so > Reading symbols from /etc/httpd/modules/mod_autoindex.so...done. > Loaded symbols for /etc/httpd/modules/mod_autoindex.so > Reading symbols from /etc/httpd/modules/mod_dir.so...done. > Loaded symbols for /etc/httpd/modules/mod_dir.so > Reading symbols from /etc/httpd/modules/mod_cgi.so...done. > Loaded symbols for /etc/httpd/modules/mod_cgi.so > Reading symbols from /etc/httpd/modules/mod_asis.so...done. > Loaded symbols for /etc/httpd/modules/mod_asis.so > Reading symbols from /etc/httpd/modules/mod_imap.so...done. > Loaded symbols for /etc/httpd/modules/mod_imap.so > Reading symbols from /etc/httpd/modules/mod_actions.so...done. > Loaded symbols for /etc/httpd/modules/mod_actions.so > Reading symbols from /etc/httpd/modules/mod_userdir.so...done. > Loaded symbols for /etc/httpd/modules/mod_userdir.so > Reading symbols from /etc/httpd/modules/mod_alias.so...done. > Loaded symbols for /etc/httpd/modules/mod_alias.so > Reading symbols from /etc/httpd/modules/mod_gzip.so...done. > Loaded symbols for /etc/httpd/modules/mod_gzip.so > Reading symbols from /etc/httpd/modules/mod_rewrite.so...done. > Loaded symbols for /etc/httpd/modules/mod_rewrite.so > Reading symbols from /etc/httpd/modules/mod_access.so...done. > Loaded symbols for /etc/httpd/modules/mod_access.so > Reading symbols from /etc/httpd/modules/mod_auth.so...done. > Loaded symbols for /etc/httpd/modules/mod_auth.so > Reading symbols from /etc/httpd/modules/mod_auth_anon.so...done. > Loaded symbols for /etc/httpd/modules/mod_auth_anon.so > Reading symbols from /etc/httpd/modules/mod_auth_db.so...done. > Loaded symbols for /etc/httpd/modules/mod_auth_db.so > Reading symbols from /etc/httpd/modules/mod_expires.so...done. > Loaded symbols for /etc/httpd/modules/mod_expires.so > Reading symbols from /etc/httpd/modules/mod_headers.so...done. > Loaded symbols for /etc/httpd/modules/mod_headers.so > Reading symbols from /etc/httpd/modules/mod_usertrack.so...done. > Loaded symbols for /etc/httpd/modules/mod_usertrack.so > Reading symbols from /etc/httpd/modules/mod_setenvif.so...done. > Loaded symbols for /etc/httpd/modules/mod_setenvif.so > Reading symbols from /etc/httpd/modules/mod_bandwidth.so...done. > Loaded symbols for /etc/httpd/modules/mod_bandwidth.so > Reading symbols from /etc/httpd/modules/mod_put.so...done. > Loaded symbols for /etc/httpd/modules/mod_put.so > Reading symbols from /etc/httpd/modules/libphp4.so...done. > Loaded symbols for /etc/httpd/modules/libphp4.so > Reading symbols from /lib/libpam.so.0...done. > Loaded symbols for /lib/libpam.so.0 > Reading symbols from /usr/lib/libzzip-0.10.13.so...done. > Loaded symbols for /usr/lib/libzzip-0.10.13.so > Reading symbols from /usr/lib/libz.so.1...done. > Loaded symbols for /usr/lib/libz.so.1 > Reading symbols from /usr/lib/libsnmp.so.0...done. > Loaded symbols for /usr/lib/libsnmp.so.0 > Reading symbols from /usr/lib/libreadline.so.4.1...done. > Loaded symbols for /usr/lib/libreadline.so.4.1 > Reading symbols from /usr/lib/libhistory.so.4.1...done. > Loaded symbols for /usr/lib/libhistory.so.4.1 > Reading symbols from /usr/lib/libncurses.so.5...done. > Loaded symbols for /usr/lib/libncurses.so.5 > Reading symbols from /usr/lib/libpspell.so.2...done. > Loaded symbols for /usr/lib/libpspell.so.2 > Reading symbols from /usr/lib/libpq.so.2.1...done. > Loaded symbols for /usr/lib/libpq.so.2.1 > Reading symbols from /usr/lib/libpdf.so.0...done. > Loaded symbols for /usr/lib/libpdf.so.0 > Reading symbols from /usr/lib/libtiff.so.3...done. > Loaded symbols for /usr/lib/libtiff.so.3 > Reading symbols from /usr/lib/libpng.so.2...done. > Loaded symbols for /usr/lib/libpng.so.2 > Reading symbols from /usr/lib/libjpeg.so.62...done. > Loaded symbols for /usr/lib/libjpeg.so.62 > Reading symbols from /usr/lib/mysql/libmysqlclient.so.9...done. > Loaded symbols for /usr/lib/mysql/libmysqlclient.so.9 > Reading symbols from /usr/lib/libltdl.so.0...done. > Loaded symbols for /usr/lib/libltdl.so.0 > Reading symbols from /usr/lib/libldap.so.1...done. > Loaded symbols for /usr/lib/libldap.so.1 > Reading symbols from /usr/lib/liblber.so.1...done. > Loaded symbols for /usr/lib/liblber.so.1 > Reading symbols from /usr/lib/libttf.so.2...done. > Loaded symbols for /usr/lib/libttf.so.2 > Reading symbols from /usr/lib/libgdbm.so.2...done. > Loaded symbols for /usr/lib/libgdbm.so.2 > Reading symbols from /usr/lib/libcurl.so.0...done. > Loaded symbols for /usr/lib/libcurl.so.0 > Reading symbols from /usr/lib/libbz2.so.1...done. > Loaded symbols for /usr/lib/libbz2.so.1 > Reading symbols from /usr/lib/libssl.so.0...done. > Loaded symbols for /usr/lib/libssl.so.0 > Reading symbols from /usr/lib/libcrypto.so.0...done. > Loaded symbols for /usr/lib/libcrypto.so.0 > Reading symbols from /lib/libresolv.so.2...done. > Loaded symbols for /lib/libresolv.so.2 > Reading symbols from /lib/libnsl.so.1...done. > Loaded symbols for /lib/libnsl.so.1 > Reading symbols from /usr/lib/libpspell-modules.so.1...done. > Loaded symbols for /usr/lib/libpspell-modules.so.1 > Reading symbols from /usr/lib/libstdc++-libc6.2-2.so.3...done. > Loaded symbols for /usr/lib/libstdc++-libc6.2-2.so.3 > Reading symbols from /etc/httpd/modules/libperl.so...done. > Loaded symbols for /etc/httpd/modules/libperl.so > Reading symbols from /etc/httpd/modules/libdav.so...done. > Loaded symbols for /etc/httpd/modules/libdav.so > Reading symbols from /etc/httpd/modules/libssl.so...done. > Loaded symbols for /etc/httpd/modules/libssl.so > Reading symbols from /etc/httpd/modules/mod_dynvhost.so...done. > Loaded symbols for /etc/httpd/modules/mod_dynvhost.so > Reading symbols from /lib/libnss_nisplus.so.2...done. > Loaded symbols for /lib/libnss_nisplus.so.2 > Reading symbols from /lib/libnss_nis.so.2...done. > Loaded symbols for /lib/libnss_nis.so.2 > Reading symbols from /lib/libnss_dns.so.2...done. > Loaded symbols for /lib/libnss_dns.so.2 > #0 0x0 in ?? () > (gdb) bt > #0 0x0 in ?? () > (gdb) > > > > > > > > > > > [root@dev php4-200101140045]# strace -o out /usr/sbin/httpd > [root@dev php4-200101140045]# tail -n 20 out > time([979472819]) = 979472819 > getpid() = 17099 > time([979472819]) = 979472819 > getpid() = 17099 > time([979472819]) = 979472819 > getpid() = 17099 > brk(0x817d000) = 0x817d000 > rt_sigprocmask(SIG_BLOCK, NULL, [], 8) = 0 > shmget(IPC_PRIVATE, 33554432, IPC_CREAT|0x180|0600) = 9472 > shmat(9472, 0, 0) = 0x2b4a3000 > shmctl(9472, IPC_STAT, 0x7fffda70) = 0 > getuid() = 0 > getgid() = 0 > shmctl(9472, IPC_SET, 0x7fffda70) = 0 > shmctl(9472, IPC_RMID, 0) = 0 > unlink("/tmp/session_mm.sem") = 0 > open("/tmp/session_mm.sem", O_RDWR|O_CREAT, 0600) = 4 > getpid() = 17099 > --- SIGSEGV (Segmentation fault) --- > +++ killed by SIGSEGV +++ > > > > > > [root@dev php4-200101140045]# ldd /etc/httpd/modules/libphp4.so > libpam.so.0 => /lib/libpam.so.0 (0x2ac9d000) > libdl.so.2 => /lib/libdl.so.2 (0x2aca5000) > libzzip-0.10.13.so => /usr/lib/libzzip-0.10.13.so (0x2aca8000) > libz.so.1 => /usr/lib/libz.so.1 (0x2acae000) > libsnmp.so.0 => /usr/lib/libsnmp.so.0 (0x2acbc000) > libreadline.so.4.1 => /usr/lib/libreadline.so.4.1 (0x2acfc000) > libhistory.so.4.1 => /usr/lib/libhistory.so.4.1 (0x2ad22000) > libncurses.so.5 => /usr/lib/libncurses.so.5 (0x2ad28000) > libpspell.so.2 => /usr/lib/libpspell.so.2 (0x2ad6a000) > libpq.so.2.1 => /usr/lib/libpq.so.2.1 (0x2ad83000) > libpdf.so.0 => /usr/lib/libpdf.so.0 (0x2ad95000) > libtiff.so.3 => /usr/lib/libtiff.so.3 (0x2adbf000) > libpng.so.2 => /usr/lib/libpng.so.2 (0x2ae02000) > libjpeg.so.62 => /usr/lib/libjpeg.so.62 (0x2ae23000) > libmysqlclient.so.9 => /usr/lib/mysql/libmysqlclient.so.9 (0x2ae42000) > libltdl.so.0 => /usr/lib/libltdl.so.0 (0x2ae6d000) > libldap.so.1 => /usr/lib/libldap.so.1 (0x2ae71000) > liblber.so.1 => /usr/lib/liblber.so.1 (0x2ae87000) > libttf.so.2 => /usr/lib/libttf.so.2 (0x2ae8d000) > libdb-3.1.so => /lib/libdb-3.1.so (0x2aeb5000) > libdb.so.3 => /usr/lib/libdb.so.3 (0x2af31000) > libgdbm.so.2 => /usr/lib/libgdbm.so.2 (0x2af6f000) > libcurl.so.0 => /usr/lib/libcurl.so.0 (0x2af75000) > libbz2.so.1 => /usr/lib/libbz2.so.1 (0x2af8f000) > libssl.so.0 => /usr/lib/libssl.so.0 (0x2af9f000) > libcrypto.so.0 => /usr/lib/libcrypto.so.0 (0x2afcd000) > libresolv.so.2 => /lib/libresolv.so.2 (0x2b085000) > libm.so.6 => /lib/libm.so.6 (0x2b098000) > libcrypt.so.1 => /lib/libcrypt.so.1 (0x2b0b7000) > libnsl.so.1 => /lib/libnsl.so.1 (0x2b0e5000) > libc.so.6 => /lib/libc.so.6 (0x2b0fc000) > libpspell-modules.so.1 => /usr/lib/libpspell-modules.so.1 (0x2b21e000) > libstdc++-libc6.2-2.so.3 => /usr/lib/libstdc++-libc6.2-2.so.3 (0x2b220000) > /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x55555000) > > > > > > > > > -- > Edit Bug report at: http://bugs.php.net/?id=8697&edit=1 > > > > -- > PHP Development Mailing List <http://www.php.net/> > To unsubscribe, e-mail: php-dev-unsubscribe@lists.php.net > For additional commands, e-mail: php-dev-help@lists.php.net > To contact the list administrators, e-mail: php-list-admin@lists.php.net >