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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=22832 sigsegv at ssl_engine_io.c Summary: sigsegv at ssl_engine_io.c Product: Apache httpd-2.0 Version: 2.0.47 Platform: PC OS/Version: Linux Status: NEW Severity: Critical Priority: Other Component: All AssignedTo: [email protected] ReportedBy: [EMAIL PROTECTED] Hi, i was playing with subversion (http+ssl+svn), when i copied an example from the web (knowing that it was bad) and apache SISEGVed at /modules/ssl/ssl_engine_io.c:1231 the section that trigered the data was Option FillowSymLinks <Location /svn/iolsucker > DAV svn SVNParentPath /home/cvsowner/svnroot/iolsucker SSLVerifyClient optional SSLVerifyDepth 1 SSLOptions +FakeBasicAuth +StrictRequire SSLRequire %{SSL_CIPHER_USEKEYSIZE} >= 128 # Force clients from the Internet to use HTTPS RewriteEngine on RewriteCond %{REMOTE_ADDR} !^192\.168\.1\.[0-9]+$ RewriteCond %{HTTPS} !=on RewriteRule .* - [F] AuthType Basic AuthName "IOLSUCKER repositories. Anon account available." AuthUserFile /home/cvsowner/svn/conf/svn/password AuthzSVNAccessFile /home/cvsowner/svn/conf/svn/iolsucker.access Require valid-user </Location> ---------------------------------- Anyway, here is the backtrace: [Sat Aug 30 03:55:14 2003] [notice] child pid 2891 exit signal Segmentation fault (11), possible coredump in /home/cvsowner/svn $ gdb /home/cvsowner/svn/bin/httpd /home/cvsowner/svn/core GNU gdb 5.3 Copyright 2002 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-slackware-linux"... Core was generated by `/home/cvsowner/svn/bin/httpd -k start'. Program terminated with signal 11, Segmentation fault. 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 /home/cvsowner/svn/lib/libaprutil-0.so.0...done. Loaded symbols for /home/cvsowner/svn/lib/libaprutil-0.so.0 Reading symbols from /usr/lib/libgdbm.so.2...done. Loaded symbols for /usr/lib/libgdbm.so.2 Reading symbols from /lib/libdb-4.1.so...done. Loaded symbols for /lib/libdb-4.1.so Reading symbols from /usr/lib/libexpat.so.0...done. Loaded symbols for /usr/lib/libexpat.so.0 Reading symbols from /home/cvsowner/svn/lib/libapr-0.so.0...done. Loaded symbols for /home/cvsowner/svn/lib/libapr-0.so.0 Reading symbols from /lib/librt.so.1...done. Loaded symbols for /lib/librt.so.1 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 /lib/libnsl.so.1...done. Loaded symbols for /lib/libnsl.so.1 Reading symbols from /lib/libdl.so.2...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /lib/libpthread.so.0...done. Loaded symbols for /lib/libpthread.so.0 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_compat.so.2...done. Loaded symbols for /lib/libnss_compat.so.2 Reading symbols from /home/cvsowner/svn/modules/mod_dav_svn.so...done. Loaded symbols for /home/cvsowner/svn/modules/mod_dav_svn.so Reading symbols from /home/cvsowner/svn//lib/libsvn_repos-1.so.0...done. Loaded symbols for /home/cvsowner/svn//lib/libsvn_repos-1.so.0 Reading symbols from /home/cvsowner/svn//lib/libsvn_fs-1.so.0...done. Loaded symbols for /home/cvsowner/svn//lib/libsvn_fs-1.so.0 Reading symbols from /home/cvsowner/svn//lib/libsvn_delta-1.so.0...done. Loaded symbols for /home/cvsowner/svn//lib/libsvn_delta-1.so.0 Reading symbols from /home/cvsowner/svn//lib/libsvn_subr-1.so.0...done. Loaded symbols for /home/cvsowner/svn//lib/libsvn_subr-1.so.0 Reading symbols from /usr/lib/libz.so.1...done. Loaded symbols for /usr/lib/libz.so.1 Reading symbols from /home/cvsowner/svn/modules/mod_authz_svn.so...done. Loaded symbols for /home/cvsowner/svn/modules/mod_authz_svn.so #0 0x40082a24 in CRYPTO_get_ex_data () from /usr/lib/libcrypto.so.0 (gdb) bt full #0 0x40082a24 in CRYPTO_get_ex_data () from /usr/lib/libcrypto.so.0 No symbol table info available. #1 0x3f504a49 in ?? () No symbol table info available. #2 0x08076195 in ssl_io_filter_input (f=0x0, bb=0x81a7a88, mode=AP_MODE_READBYTES, block=APR_BLOCK_READ, readbytes=0) at /home/cvsowner/src/httpd-2.0.47/modules/ssl/ssl_engine_io.c:1231 status = 232 inctx = (bio_filter_in_ctx_t *) 0x4014ca8c len = 8192 is_init = 232 #3 0x080bb4f6 in ap_get_brigade (next=0x0, bb=0x81a7a88, mode=AP_MODE_GETLINE, block=APR_BLOCK_READ, readbytes=0) at /home/cvsowner/src/httpd-2.0.47/server/util_filter.c:513 No locals. #4 0x080bb4f6 in ap_get_brigade (next=0x0, bb=0x81a7a88, mode=AP_MODE_GETLINE, block=APR_BLOCK_READ, readbytes=0) at /home/cvsowner/src/httpd-2.0.47/server/util_filter.c:513 No locals. #5 0x080bc4ca in ap_rgetline_core (s=0x81a6df8, n=8192, read=0xbffff41c, r=0x81a6de0, fold=0, bb=0x81a7a88) at /home/cvsowner/src/httpd-2.0.47/server/protocol.c:256 rv = 135953032 e = (apr_bucket *) 0x64 bytes_handled = 0 current_alloc = 0 pos = 0x0 last_char = 0x0 do_alloc = 1 saw_eos = 0 #6 0x080bca13 in read_request_line (r=0x81a6de0, bb=0x81a7a88) at /home/cvsowner/src/httpd-2.0.47/server/protocol.c:623 rv = 232 ll = 0xbffff448 "xôÿ¿IÐ\v\bàm\032\b\210z\032\b\200\001" uri = 0x0 pro = 0x0 major = 1 minor = 0 http = "¨m\032\b\210" len = 1075147149 num_blank_lines = 0 max_blank_lines = 100 #7 0x080bd049 in ap_read_request (conn=0x81a7a88) at /home/cvsowner/src/httpd-2.0.47/server/protocol.c:885 p = (apr_pool_t *) 0x81a6da8 expect = 0x81a7a88 "¨m\032\b\214z\032\b\214z\032\b [EMAIL PROTECTED]" access_status = 232 tmp_bb = (apr_bucket_brigade *) 0x81a7a88 #8 0x08083e88 in ap_process_http_connection (c=0x81a0e30) at /home/cvsowner/src/httpd-2.0.47/modules/http/http_core.c:285 r = (request_rec *) 0x81aef70 csd_set = 1 csd = (apr_socket_t *) 0x81a0d58 #9 0x080b91a6 in ap_run_process_connection (c=0x81a0e30) at /home/cvsowner/src/httpd-2.0.47/server/connection.c:85 pHook = (ap_LINK_process_connection_t *) 0xe8 n = 0 rv = 232 #10 0x080adb54 in child_main (child_num_arg=232) at /home/cvsowner/src/httpd-2.0.47/server/mpm/prefork/prefork.c:694 ptrans = (apr_pool_t *) 0x81a0d20 allocator = (apr_allocator_t *) 0x8194bd0 current_conn = (conn_rec *) 0x81a0e30 status = 135925296 i = 0 lr = (ap_listen_rec *) 0x81a0e30 curr_pollfd = 0 last_pollfd = 0 pollset = (apr_pollfd_t *) 0x8194d08 offset = 232 csd = (void *) 0x81a0d58 sbh = (ap_sb_handle_t *) 0x8194cd8 rv = 232 bucket_alloc = (apr_bucket_alloc_t *) 0x81a4da0 #11 0x080adc80 in make_child (s=0x81442d0, slot=2) at /home/cvsowner/src/httpd-2.0.47/server/mpm/prefork/prefork.c:788 pid = 0 #12 0x080add8f in startup_children (number_to_start=3) at /home/cvsowner/src/httpd-2.0.47/server/mpm/prefork/prefork.c:806 i = 0 #13 0x080ae509 in ap_mpm_run (_pconf=0x0, plog=0x813eb78, s=0x81442d0) at /home/cvsowner/src/httpd-2.0.47/server/mpm/prefork/prefork.c:1022 index = 0 remaining_children_to_start = 5 rv = 232 #14 0x080b39f8 in main (argc=3, argv=0xbffff664) at /home/cvsowner/src/httpd-2.0.47/server/main.c:660 c = 0 '\0' configtestonly = 0 confname = 0x80e78dc "conf/httpd.conf" def_server_root = 0x80e8772 "/home/cvsowner/svn" temp_error_log = 0x0 process = (process_rec *) 0x80fcaf0 server_conf = (server_rec *) 0x81442d0 pglobal = (apr_pool_t *) 0x80fca70 pconf = (apr_pool_t *) 0x80fea78 plog = (apr_pool_t *) 0x813eb78 ptemp = (apr_pool_t *) 0x814f0c0 pcommands = (apr_pool_t *) 0x813cb70 opt = (apr_getopt_t *) 0x813cc08 rv = 232 mod = (module **) 0x81442d0 optarg = 0x4000b100 "U\211åWVS\203ìLèÊ\003" signal_server = (apr_OFN_ap_signal_server_t *) 0 #15 0x40339d06 in __libc_start_main () from /lib/libc.so.6 No symbol table info available. 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