Hi Joshua, could you try to reproduce the segfault with 5.6.10 available from here:
http://packages.sury.org/php5-5.6/ And if that doesn't help it would be best to report thisdirectly to the upstream: https://bugs.php.net/how-to-report.php Cheers, Ondrej On Tue, Jun 23, 2015, at 17:10, Joshua Dennis wrote: > Package: libapache2-mod-php5 > Version: 5.6.9+dfsg-0+deb8u1 > Severity: normal > > Dear Maintainer, > > *** Reporter, please consider answering these questions, where > appropriate *** > > * What led up to the situation? > A client application connection to a SOAP server running this version of > PHP on Debian Jessie was randomly getting the following error > "Error Fetching http headers". This caused major issues with our client > application. > > After further investigation I looked at the apache error logs and saw the > following error every time this happened.(a lot) > [Tue Jun 23 08:28:57.841494 2015] [core:notice] [pid 4038] AH00052: child > pid 4085 exit signal Segmentation fault (11) > > * What exactly did you do (or not do) that was effective (or > ineffective)? > I triangulated this issue to when the SOAP server side running this > version of PHP throws an exception, that is causing this Segmentation > fault to occur. I modified my SOAP server side script for now > to no longer "throw" any exceptions to work around this. > > * What was the outcome of this action? > I am no longer getting Segmentation Faults in the scenarios where I knew > I was getting them for sure prior. > > * What outcome did you expect instead? > I didn't expect PHP to Segmentation Fault when "throwing" and exception > over SOAP. > > I tried getting a coredump of this, but wasn't able to succefully do > that. I did have apache running with gdb, here is a copy/paste of what I > saw in there > when I triggered this Segfault. > > ---- > (gdb) run -X > The program being debugged has been started already. > Start it from the beginning? (y or n) n > Program not restarted. > (gdb) backtrace > #0 0x00007ffff3c9bd5f in instanceof_function_ex () from > /usr/lib/apache2/modules/libphp5.so > #1 0x00007ffff3b47597 in ?? () from /usr/lib/apache2/modules/libphp5.so > #2 0x00007ffff3ca085c in zend_error_noreturn () from > /usr/lib/apache2/modules/libphp5.so > #3 0x00007ffff3c48ad8 in php_default_post_reader () from > /usr/lib/apache2/modules/libphp5.so > #4 0x00007ffff3c44ea2 in sapi_activate () from > /usr/lib/apache2/modules/libphp5.so > #5 0x00007ffff3c3ba0a in php_request_startup () from > /usr/lib/apache2/modules/libphp5.so > #6 0x00007ffff3d5021a in ?? () from /usr/lib/apache2/modules/libphp5.so > #7 0x00005555555abf20 in ap_run_handler () > #8 0x00005555555ac469 in ap_invoke_handler () > #9 0x00005555555c2302 in ap_process_async_request () > #10 0x00005555555c24a0 in ap_process_request () > #11 0x00005555555beda2 in ?? () > #12 0x00005555555b5790 in ap_run_process_connection () > #13 0x00007ffff46727ba in ?? () from > /usr/lib/apache2/modules/mod_mpm_prefork.so > #14 0x00007ffff46729c7 in ?? () from > /usr/lib/apache2/modules/mod_mpm_prefork.so > #15 0x00007ffff467370d in ?? () from > /usr/lib/apache2/modules/mod_mpm_prefork.so > #16 0x0000555555591cae in ap_run_mpm () > #17 0x000055555558b1f3 in main () > (gdb) backtrace full > #0 0x00007ffff3c9bd5f in instanceof_function_ex () from > /usr/lib/apache2/modules/libphp5.so > No symbol table info available. > #1 0x00007ffff3b47597 in ?? () from /usr/lib/apache2/modules/libphp5.so > No symbol table info available. > #2 0x00007ffff3ca085c in zend_error_noreturn () from > /usr/lib/apache2/modules/libphp5.so > No symbol table info available. > #3 0x00007ffff3c48ad8 in php_default_post_reader () from > /usr/lib/apache2/modules/libphp5.so > No symbol table info available. > #4 0x00007ffff3c44ea2 in sapi_activate () from > /usr/lib/apache2/modules/libphp5.so > No symbol table info available. > #5 0x00007ffff3c3ba0a in php_request_startup () from > /usr/lib/apache2/modules/libphp5.so > No symbol table info available. > #6 0x00007ffff3d5021a in ?? () from /usr/lib/apache2/modules/libphp5.so > No symbol table info available. > #7 0x00005555555abf20 in ap_run_handler () > No symbol table info available. > #8 0x00005555555ac469 in ap_invoke_handler () > No symbol table info available. > #9 0x00005555555c2302 in ap_process_async_request () > No symbol table info available. > #10 0x00005555555c24a0 in ap_process_request () > No symbol table info available. > #11 0x00005555555beda2 in ?? () > No symbol table info available. > #12 0x00005555555b5790 in ap_run_process_connection () > No symbol table info available. > #13 0x00007ffff46727ba in ?? () from > /usr/lib/apache2/modules/mod_mpm_prefork.so > No symbol table info available. > #14 0x00007ffff46729c7 in ?? () from > /usr/lib/apache2/modules/mod_mpm_prefork.so > No symbol table info available. > #15 0x00007ffff467370d in ?? () from > /usr/lib/apache2/modules/mod_mpm_prefork.so > No symbol table info available. > #16 0x0000555555591cae in ap_run_mpm () > No symbol table info available. > #17 0x000055555558b1f3 in main () > No symbol table info available. > ---- > > > > -- Package-specific info: > ==== Additional PHP 5 information ==== > > ++++ PHP 5 SAPI (php5query -S): ++++ > apache2 > cli > > ++++ PHP 5 Extensions (php5query -M -v): ++++ > mysql (Enabled for apache2 by maintainer script) > mysql (Enabled for cli by maintainer script) > mysqli (Enabled for apache2 by maintainer script) > mysqli (Enabled for cli by maintainer script) > mcrypt (Enabled for apache2 by maintainer script) > mcrypt (Enabled for cli by maintainer script) > json (Enabled for apache2 by maintainer script) > json (Enabled for cli by maintainer script) > opcache (Enabled for apache2 by maintainer script) > opcache (Enabled for cli by maintainer script) > ssh2 (Enabled for apache2 by local administrator) > ssh2 (Enabled for cli by local administrator) > readline (Enabled for apache2 by maintainer script) > readline (Enabled for cli by maintainer script) > pdo (Enabled for apache2 by maintainer script) > pdo (Enabled for cli by maintainer script) > pdo_mysql (Enabled for apache2 by maintainer script) > pdo_mysql (Enabled for cli by maintainer script) > curl (Enabled for apache2 by maintainer script) > curl (Enabled for cli by maintainer script) > > ++++ Configuration files: ++++ > [PHP] > engine = On > short_open_tag = On > asp_tags = Off > precision = 14 > output_buffering = 4096 > zlib.output_compression = Off > implicit_flush = Off > unserialize_callback_func = > serialize_precision = 17 > disable_functions = > pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, > disable_classes = > zend.enable_gc = On > expose_php = Off > max_execution_time = 30 > max_input_time = 60 > memory_limit = 128M > error_reporting = E_ALL & ~E_DEPRECATED & ~E_STRICT & ~E_NOTICE > display_errors = On > display_startup_errors = Off > log_errors = On > log_errors_max_len = 1024 > ignore_repeated_errors = Off > ignore_repeated_source = Off > report_memleaks = On > track_errors = Off > html_errors = On > error_log = /tmp/php_errors.log > variables_order = "GPCS" > request_order = "GP" > register_argc_argv = Off > auto_globals_jit = On > post_max_size = 8M > auto_prepend_file = > auto_append_file = > default_mimetype = "text/html" > default_charset = "UTF-8" > doc_root = > user_dir = > enable_dl = Off > file_uploads = On > upload_max_filesize = 2M > max_file_uploads = 20 > allow_url_fopen = On > allow_url_include = Off > default_socket_timeout = 60 > [CLI Server] > cli_server.color = On > [Date] > [filter] > [iconv] > [intl] > [sqlite] > [sqlite3] > [Pcre] > [Pdo] > [Pdo_mysql] > pdo_mysql.cache_size = 2000 > pdo_mysql.default_socket= > [Phar] > [mail function] > SMTP = localhost > smtp_port = 25 > mail.add_x_header = On > [SQL] > sql.safe_mode = Off > [ODBC] > odbc.allow_persistent = On > odbc.check_persistent = On > odbc.max_persistent = -1 > odbc.max_links = -1 > odbc.defaultlrl = 4096 > odbc.defaultbinmode = 1 > [Interbase] > ibase.allow_persistent = 1 > ibase.max_persistent = -1 > ibase.max_links = -1 > ibase.timestampformat = "%Y-%m-%d %H:%M:%S" > ibase.dateformat = "%Y-%m-%d" > ibase.timeformat = "%H:%M:%S" > [MySQL] > mysql.allow_local_infile = On > mysql.allow_persistent = On > mysql.cache_size = 2000 > mysql.max_persistent = -1 > mysql.max_links = -1 > mysql.default_port = > mysql.default_socket = > mysql.default_host = > mysql.default_user = > mysql.default_password = > mysql.connect_timeout = 60 > mysql.trace_mode = Off > [MySQLi] > mysqli.max_persistent = -1 > mysqli.allow_persistent = On > mysqli.max_links = -1 > mysqli.cache_size = 2000 > mysqli.default_port = 3306 > mysqli.default_socket = > mysqli.default_host = > mysqli.default_user = > mysqli.default_pw = > mysqli.reconnect = Off > [mysqlnd] > mysqlnd.collect_statistics = On > mysqlnd.collect_memory_statistics = Off > [OCI8] > [PostgreSQL] > pgsql.allow_persistent = On > pgsql.auto_reset_persistent = Off > pgsql.max_persistent = -1 > pgsql.max_links = -1 > pgsql.ignore_notice = 0 > pgsql.log_notice = 0 > [Sybase-CT] > sybct.allow_persistent = On > sybct.max_persistent = -1 > sybct.max_links = -1 > sybct.min_server_severity = 10 > sybct.min_client_severity = 10 > [bcmath] > bcmath.scale = 0 > [browscap] > [Session] > session.save_handler = files > session.use_strict_mode = 0 > session.use_cookies = 1 > session.use_only_cookies = 1 > session.name = PHPSESSID > session.auto_start = 0 > session.cookie_lifetime = 0 > session.cookie_path = / > session.cookie_domain = > session.cookie_httponly = > session.serialize_handler = php > session.gc_probability = 0 > session.gc_divisor = 1000 > session.gc_maxlifetime = 1440 > session.referer_check = > session.cache_limiter = nocache > session.cache_expire = 180 > session.use_trans_sid = 0 > session.hash_function = 0 > session.hash_bits_per_character = 5 > url_rewriter.tags = "a=href,area=href,frame=src,input=src,form=fakeentry" > [MSSQL] > mssql.allow_persistent = On > mssql.max_persistent = -1 > mssql.max_links = -1 > mssql.min_error_severity = 10 > mssql.min_message_severity = 10 > mssql.compatibility_mode = Off > mssql.secure_connection = Off > [Assertion] > [COM] > [mbstring] > [gd] > [exif] > [Tidy] > tidy.clean_output = Off > [soap] > soap.wsdl_cache_enabled=1 > soap.wsdl_cache_dir="/tmp" > soap.wsdl_cache_ttl=86400 > soap.wsdl_cache_limit = 5 > [sysvshm] > [ldap] > ldap.max_links = -1 > [mcrypt] > [dba] > [opcache] > [curl] > [openssl] > > **** /etc/php5/apache2/conf.d/20-curl.ini **** > extension=curl.so > > **** /etc/php5/apache2/conf.d/20-readline.ini **** > extension=readline.so > > **** /etc/php5/apache2/conf.d/20-mcrypt.ini **** > extension=mcrypt.so > > **** /etc/php5/apache2/conf.d/10-pdo.ini **** > extension=pdo.so > > **** /etc/php5/apache2/conf.d/20-json.ini **** > extension=json.so > > **** /etc/php5/apache2/conf.d/20-mysql.ini **** > extension=mysql.so > > **** /etc/php5/apache2/conf.d/05-opcache.ini **** > zend_extension=opcache.so > > **** /etc/php5/apache2/conf.d/20-mysqli.ini **** > extension=mysqli.so > > **** /etc/php5/apache2/conf.d/20-ssh2.ini **** > extension=ssh2.so > > **** /etc/php5/apache2/conf.d/20-pdo_mysql.ini **** > extension=pdo_mysql.so > > > -- System Information: > Debian Release: 8.1 > APT prefers stable > APT policy: (500, 'stable') > Architecture: amd64 (x86_64) > > Kernel: Linux 3.16.0-4-amd64 (SMP w/8 CPU cores) > Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > Init: systemd (via /run/systemd/system) > > Versions of packages libapache2-mod-php5 depends on: > ii apache2 2.4.10-10 > ii apache2-bin [apache2-api-20120211] 2.4.10-10 > ii libbz2-1.0 1.0.6-7+b3 > ii libc6 2.19-18 > ii libcomerr2 1.42.12-1.1 > ii libdb5.3 5.3.28-9 > ii libgssapi-krb5-2 1.12.1+dfsg-19 > ii libk5crypto3 1.12.1+dfsg-19 > ii libkrb5-3 1.12.1+dfsg-19 > ii libmagic1 1:5.22+15-2 > ii libonig2 5.9.5-3.2 > ii libpcre3 2:8.35-3.3 > ii libqdbm14 1.8.78-5+b1 > ii libssl1.0.0 1.0.1k-3+deb8u1 > ii libstdc++6 4.9.2-10 > ii libxml2 2.9.1+dfsg1-5 > ii mime-support 3.58 > ii php5-cli 5.6.9+dfsg-0+deb8u1 > ii php5-common 5.6.9+dfsg-0+deb8u1 > ii php5-json 1.3.6-1 > ii tzdata 2015d-0+deb8u1 > ii ucf 3.0030 > ii zlib1g 1:1.2.8.dfsg-2+b1 > > libapache2-mod-php5 recommends no packages. > > Versions of packages libapache2-mod-php5 suggests: > ii php-pear 5.6.9+dfsg-0+deb8u1 > > Versions of packages php5-common depends on: > ii libc6 2.19-18 > ii lsof 4.86+dfsg-1 > ii psmisc 22.21-2 > ii sed 4.2.2-4+b1 > ii ucf 3.0030 > > Versions of packages php5-common suggests: > pn php5-user-cache <none> > > -- no debconf information > > _______________________________________________ > pkg-php-maint mailing list > [email protected] > http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-php-maint -- Ondřej Surý <[email protected]> Knot DNS (https://www.knot-dns.cz/) – a high-performance DNS server -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". 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