ID: 8446 Updated by: sniper Reported By: [EMAIL PROTECTED] Old-Status: Feedback Status: Closed Bug Type: *General Issues Assigned To: Comments: No feedback. If this happens with soon to be released PHP 4.0.5 too, reopen this bug report. --Jani Previous Comments: --------------------------------------------------------------------------- [2001-03-04 16:11:42] [EMAIL PROTECTED] Could you please try the latest CVS snapshot from http://snaps.php.net/ ? --Jani --------------------------------------------------------------------------- [2001-01-12 22:58:49] [EMAIL PROTECTED] Another example - this time where memory usage is low while eating as much CPU as it can: Reading symbols from /lib/libnss_nis.so.2...done. Loaded symbols for /lib/libnss_nis.so.2 0x2ac1ce20 in chunk_free (ar_ptr=0x2acbe8a0, p=0x82097a0) at malloc.c:3142 3142 malloc.c: No such file or directory. (gdb) bt #0 0x2ac1ce20 in chunk_free (ar_ptr=0x2acbe8a0, p=0x82097a0) at malloc.c:3142 #1 0x2ac1cc94 in __libc_free (mem=0x8209958) at malloc.c:3044 #2 0x80eb4bb in zend_hash_destroy (ht=0x81d0b00) at zend_hash.c:569 #3 0x807fee4 in php_shutdown_config () at php_ini.c:244 #4 0x807e6d5 in php_module_shutdown () at main.c:941 #5 0x807e6bb in php_module_shutdown_wrapper (sapi_globals=0x81a5920) at main.c:926 #6 0x807cdb5 in php_child_exit_handler () #7 0x812556e in ap_child_exit_modules () #8 0x812b4fb in clean_child_exit () #9 0x812e0b2 in child_main () #10 0x812e6fb in make_child () #11 0x812ea78 in perform_idle_server_maintenance () #12 0x812efdd in standalone_main () #13 0x812f607 in main () #14 0x2abbae21 in __libc_start_main (main=0x812f270 <main>, argc=2, ubp_av=0x7ffffb24, init=0x8064c2c <_init>, fini=0x8162fdc <_fini>, rtld_fini=0x2aab8f94 <_dl_fini>, stack_end=0x7ffffb1c) at ../sysdeps/generic/libc-start.c:111 (gdb) q --------------------------------------------------------------------------- [2001-01-10 05:10:21] [EMAIL PROTECTED] OOPS - please ignore my last post a few minutes on this - The debug symbols did not load properly. example 1: Attaching to program: /common/install/httpd, Pid 3193 Reading symbols from /lib/libpam.so.0...done. Loaded symbols for /lib/libpam.so.0 Reading symbols from /lib/libdl.so.2...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /usr/lib/libz.so.1...done. Loaded symbols for /usr/lib/libz.so.1 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 /lib/libresolv.so.2...done. Loaded symbols for /lib/libresolv.so.2 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/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 /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 0x2ac1d66e in chunk_free (ar_ptr=0x2acc1f00, p=0xcc1f570) at malloc.c:3142 3142 malloc.c: No such file or directory. (gdb) bt #0 0x2ac1d66e in chunk_free (ar_ptr=0x2acc1f00, p=0xcc1f570) at malloc.c:3142 #1 0x2ac1d4d4 in __libc_free (mem=0xcc1f5b8) at malloc.c:3044 #2 0x81016ca in shutdown_memory_manager (silent=1, clean_cache=0) at zend_alloc.c:478 #3 0x807efe7 in php_request_shutdown (dummy=0x0) at main.c:695 #4 0x807c637 in php_apache_request_shutdown () #5 0x8150470 in run_cleanups () #6 0x814ed2a in ap_clear_pool () #7 0x814edaa in ap_destroy_pool () #8 0x814ed16 in ap_clear_pool () #9 0x815e41d in child_main () #10 0x815eab3 in make_child () #11 0x815ee30 in perform_idle_server_maintenance () #12 0x815f395 in standalone_main () #13 0x815f9bf in main () #14 0x2abbafd1 in __libc_start_main (main=0x815f628 <main>, argc=1, ubp_av=0x7ffffb64, init=0x8064de0 <_init>, fini=0x819338c <_fini>, rtld_fini=0x2aab9254 <_dl_fini>, stack_end=0x7ffffb5c) at ../sysdeps/generic/libc-start.c:118 (gdb) example 2: Attaching to program: /common/install/httpd, Pid 13835 Reading symbols from /lib/libpam.so.0...done. Loaded symbols for /lib/libpam.so.0 Reading symbols from /lib/libdl.so.2...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /usr/lib/libz.so.1...done. Loaded symbols for /usr/lib/libz.so.1 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 /lib/libresolv.so.2...done. Loaded symbols for /lib/libresolv.so.2 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/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 /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 0x2ac1ce26 in chunk_free (ar_ptr=0x2acbe8a0, p=0x82a5ff0) at malloc.c:3142 3142 malloc.c: No such file or directory. (gdb) bt #0 0x2ac1ce26 in chunk_free (ar_ptr=0x2acbe8a0, p=0x82a5ff0) at malloc.c:3142 #1 0x2ac1cc94 in __libc_free (mem=0x82a6050) at malloc.c:3044 #2 0x81016ca in shutdown_memory_manager (silent=1, clean_cache=0) at zend_alloc.c:478 #3 0x807efe7 in php_request_shutdown (dummy=0x0) at main.c:695 #4 0x807c637 in php_apache_request_shutdown () #5 0x8150470 in run_cleanups () #6 0x814ed2a in ap_clear_pool () #7 0x814edaa in ap_destroy_pool () #8 0x815e895 in child_main () #9 0x815eab3 in make_child () #10 0x815ee30 in perform_idle_server_maintenance () #11 0x815f395 in standalone_main () #12 0x815f9bf in main () #13 0x2abbae21 in __libc_start_main (main=0x815f628 <main>, argc=1, ubp_av=0x7ffffb64, init=0x8064de0 <_init>, fini=0x819338c <_fini>, rtld_fini=0x2aab8f94 <_dl_fini>, stack_end=0x7ffffb5c) at ../sysdeps/generic/libc-start.c:111 (gdb) This also looks like the same bug as #8618 Thanks --------------------------------------------------------------------------- [2001-01-10 05:02:12] [EMAIL PROTECTED] I now added the --enable-debug and here are the following backtraces I get when php/apache is stuck: example1: Attaching to program: /usr/sbin/httpd, Pid 3193 0x2ac1d671 in ?? () (gdb) bt #0 0x2ac1d671 in ?? () #1 0x2ac1d4d4 in ?? () #2 0x81016ca in normal_skipS (enc=0x1, ptr=0x0) at xmltok_impl.c:1694 #3 0x807efe7 in php_global_startup_internal_extensions () at internal_functions.c:68 #4 0x807c637 in init_request_info () #5 0x8150470 in utf8_toUtf8 () #6 0x814ed2a in normal_scanPoundName () #7 0x814edaa in normal_scanPoundName () #8 0x814ed16 in normal_scanPoundName () #9 0x815e41d in gdImageCopyMergeGray () #10 0x815eab3 in gdImageCreateFromXbm () #11 0x815ee30 in gdImageCreateFromXbm () #12 0x815f395 in gdImageSetTile () #13 0x815f9bf in gdImageCharUp () #14 0x2abbafd1 in ?? () (gdb) example2: (gdb) bt #0 0x2ac1ce26 in ?? () #1 0x2ac1cc94 in ?? () #2 0x81016ca in php_XmlInitUnknownEncoding (mem=0x1, table=0x0, convert=0x7ffff898, userData=0x807efbd) at xmltok.c:1313 #3 0x807efe7 in do_cfg_op (type=42 '*', result=0x821cbb4, op1=0x7ffff8d8, op2=0x8153192) at configuration-parser.c:389 #4 0x807c637 in php_apache_value_handler_ex () #5 0x8150470 in big2_scanComment () #6 0x814ed2a in little2_prologTok () #7 0x814edaa in little2_prologTok () #8 0x815e895 in mime_cmds () #9 0x815eab3 in mime_cmds () #10 0x815ee30 in negotiation_cmds () #11 0x815f395 in status_options () #12 0x815f9bf in status_options () #13 0x2abbae21 in ?? () (gdb) Unfortunately there is no way I can attach a script that causes this bug because we have no clue when it happens and it happens only a few times a day on a site that gets 65 million page views per month. We are using gd version 1.8.3 --------------------------------------------------------------------------- [2001-01-02 09:25:12] [EMAIL PROTECTED] Yes, you should reconfigure/compile php with --enable-debug in configure line. And please add also shortest possible script which causes this infinite loop. --Jani --------------------------------------------------------------------------- The remainder of the comments for this report are too long. To view the rest of the comments, please view the bug report online. ATTENTION! Do NOT reply to this email! To reply, use the web interface found at http://bugs.php.net/?id=8446&edit=2 -- PHP Development Mailing List <http://www.php.net/> To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTED]
