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 [EMAIL PROTECTED] wrote:
> From: [EMAIL PROTECTED]
> 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
>
>
>
> --
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