This is very easy to replicate. Every time I try to get the URL
http://localhost:3000/textinfo.html NTop crashes with the following
application error:
'The instruction at "0x78011f41" referenced memory at "0x00000741.
The memory could not be "read"'
Platform: Win 2000
Compiled using MinGW
Sources from CVS updated as of 21/Jun
The output of the file is below. It always crashes after writing
"Mutexes:"
-----------------------------------------------------------------
ntop version.....2.0.99rc2
Built on.....11/06/2002
OS.....WinNT/2K/XP
Command line
Started as....ntop
-i1
Command line parameters are:
-a | --access-log-path.....(default) (nil)
-b | --sql-host.....(default) Inactive
-c | --sticky-hosts.....(default) No
-e | --max-table-rows.....(default) 128
-f | --traffic-dump-file.....(default) (nil)
-i | --interface (effective).....1
-j | --border-sniffer-mode.....(default) Inactive
-k | --filter-expression-in-extra-frame.....(default) No
-l | --pcap-log.....(default) (nil)
-m | --local-subnets (effective).....(default) (nil)
-n | --numeric-ip-addresses.....(default) No
-p | --protocols.....(default) internal list
-q | --create-suspicious-packets.....(default) Disabled
-r | --refresh-time.....(default) 120
-s | --no-promiscuous.....(default) No
-t | --trace-level.....(default) 3
-w | --http-server.....(default) Active, all interfaces, port 3000
-B | --filter-expression.....(default) none
-D | --domain.....none
-E | --enable-external-tools.....(default) No
-F | --flow-spec.....(default) none
-M | --no-interface-merge (effective).....(default) (Merging
Interfaces) Yes
-N | --no-nmap (effective).....No (nmap will not be used)
-O | --pcap-file-path.....(default) .
-P | --db-file-path.....(default) .
-S | --store-mode.....(default) 0 (none)
-U | --mapper.....(default) (nil)
--throughput-chart-type.....(default) Area
Note: (effective) means that this is the value after ntop has
processed the parameter.
(default) means this is the default value, usually (but not always) set
by a #define in globals.h.
Run time/Internal
External tool: lsof.....(no -E parameter): Disabled
External tool: nmap.....(no -E parameter): Disabled
Web server URL.....http://<any>:3000
TCP Session Handling.....Enabled
Protocol Decoders.....Enabled
Fragment Handling.....Enabled
Tracking only local hosts.....No
# IP Protocols Being Monitored.....15
# Protocol slots.....64
# IP Ports Being Monitored.....940
# Ports slots.....1880
# Handled HTTP Requests.....1
Host Memory Cache Size.....0
Devices (Network Interfaces).....1
Domain name (short).....
Packet queue
Queued to Process.....18
Maximum queue.....258
Host Hash counts
Actual Hash Size.....512
Stored hosts.....41 [8 %]
Purge idle hosts.....Enabled
Purged hosts.....0
TCP Session counts
Sessions.....9
Terminated.....6
Address counts
Queued.....0
Resolved with DNS.....9
Kept Numeric.....1
Found in Cache.....0
Dropped.....0
Thread counts
Active.....0
Dequeue.....1
Children (active).....0
Directory (search) order
Data files.....
2. .
Config files.....
2. /etc
Plugins.....
1. .
Compile Time: ./configure
compiler (cflags).....(nil)
core libraries.....(nil)
system libraries.....(nil)
Compile Time: Debug settings in ntop.h
DEBUG.....no
ADDRESS_DEBUG.....no
DNS_DEBUG.....no
DNS_SNIFF_DEBUG.....no
FRAGMENT_DEBUG.....no
FTP_DEBUG.....no
GDBM_DEBUG.....no
HASH_DEBUG.....no
HOST_FREE_DEBUG.....no
HTTP_DEBUG.....no
MEMORY_DEBUG.....no
NETFLOW_DEBUG.....no
PACKET_DEBUG.....no
SEMAPHORE_DEBUG.....no
SESSION_TRACE_DEBUG.....no
STORAGE_DEBUG.....no
UNKNOWN_PACKET_DEBUG.....no
PRINT_ALL_SESSIONS.....no
PRINT_RETRANSMISSION_DATA.....no
FORK_CHILD_PROCESS.....yes (normal)
Compile Time: Debug settings in ntop.h
DEBUG.....no
ADDRESS_DEBUG.....no
DNS_DEBUG.....no
DNS_SNIFF_DEBUG.....no
FTP_DEBUG.....no
GDBM_DEBUG.....no
HASH_DEBUG.....no
HOST_FREE_DEBUG.....no
HTTP_DEBUG.....no
MEMORY_DEBUG.....no
NETFLOW_DEBUG.....no
SEMAPHORE_DEBUG.....no
SESSION_TRACE_DEBUG.....no
STORAGE_DEBUG.....no
UNKNOWN_PACKET_DEBUG.....no
PRINT_ALL_SESSIONS.....no
PRINT_RETRANSMISSION_DATA.....no
FORK_CHILD_PROCESS.....yes (normal)
Compile Time: config.h
ASYNC_ADDRESS_RESOLUTION.....yes
CONFIGFILE_DIR - config file directory......
DATAFILE_DIR - data file directory......
DBFILE_DIR - database file directory......
DEBUG.....no
ETHER_HEADER_HAS_EA.....no
HAVE_ALLOCA_H.....absent
HAVE_ARPA_INET_H.....absent
HAVE_ARPA_NAMESER_H.....absent
HAVE_BACKTRACE.....absent
HAVE_CRYPT_H.....absent
HAVE_CTIME_R.....absent
HAVE_DIRENT_H.....absent
HAVE_DLFCN_H.....absent
HAVE_DL_H.....absent
HAVE_ERRNO_H.....absent
HAVE_ETHERTYPE_H.....absent
HAVE_FCNTL_H.....present
HAVE_GDBM_H.....present
HAVE_GDCHART.....present
HAVE_GETIPNODEBYADDR.....absent
HAVE_GETOPT_LONG.....absent
HAVE_IF_H.....absent
HAVE_INTxx_T Signed ints.....64 no, 32 no, 16 no,8 no
HAVE_U_INTxx_T Unsigned ints.....64 no, 32 no, 16 no,8 no
HAVE_LIBC.....absent
HAVE_LIBC_R.....absent
HAVE_LIBDL.....absent
HAVE_LIBGDBM.....absent
HAVE_LIBKSTAT.....absent
HAVE_LIBNSL.....absent
HAVE_LIBPCAP.....absent
HAVE_LIBPOSIX4.....absent
HAVE_LIBPTHREAD.....absent
HAVE_LIBPTHREADS.....absent
HAVE_LIBRESOLV.....absent
HAVE_LIBSOCKET.....absent
HAVE_LIBWRAP (TCP Wrappers).....absent
HAVE_LOCALTIME_R.....absent
HAVE_MYSQL.....absent
HAVE_MYSQL_MYSQL_H.....absent
HAVE_NCURSES_H.....absent
HAVE_NETDB_H.....absent
HAVE_NETINET_IF_ETHER_H.....absent
HAVE_NETINET_IN_H.....absent
HAVE_NETINET_IN_SYSTM_H.....absent
HAVE_NETINET_IP_H.....absent
HAVE_NETINET_IP_ICMP_H.....absent
HAVE_NETINET_TCP_H.....absent
HAVE_NETINET_UDP_H.....absent
HAVE_NET_BPF_H.....absent
HAVE_NET_ETHERNET_H.....absent
HAVE_NET_IF_H.....absent
HAVE_OPENSSL.....absent
HAVE_PTHREAD_H.....absent
HAVE_PWD_H.....absent
HAVE_READLINE.....absent
HAVE_READLINE_READLINE_H.....absent
HAVE_REGEX.....absent
HAVE_SCHED_H.....absent
HAVE_SECURITY_PAM_APPL_H.....absent
HAVE_SEMAPHORE_H.....absent
HAVE_SHADOW_H.....absent
HAVE_SIGNAL_H.....absent
HAVE_SNPRINTF.....absent
HAVE_STDIO_H.....no
HAVE_STDLIB_H.....no
HAVE_STRING_H.....absent
HAVE_STRSEP.....absent
HAVE_STRTOK_R.....absent
HAVE_SYSLOG_H / HAVE_SYS_SYSLOG_H.....absent / absent
HAVE_SYS_IOCTL.....absent
HAVE_SYS_LDR_H.....absent
HAVE_SYS_SCHED_H.....absent
HAVE_SYS_SELECT_H.....absent
HAVE_SYS_SOCKET_H.....absent
HAVE_SYS_SOCKIO_H.....absent
HAVE_SYS_STAT_H.....absent
HAVE_SYS_TIME_H.....absent
HAVE_SYS_TYPES_H.....absent
HAVE_SYS_UN_H.....absent
HAVE_SYS_WAIT_H.....absent
HAVE_TCPD_H.....absent
HAVE_UNISTD_H.....absent
HAVE_ZLIB (HTTP gzip compression).....absent
HAVE_ZLIB_H.....absent
MULTITHREADED.....yes
NEED_GETDOMAINNAME (getdomainname(2) function).....yes
NEED_INET_ATON.....no
NTOP_xxxxxx_ENDIAN (Hardware Endian).....little
PLUGIN_DIR (plugin file directory......
STDC_HEADERS (ANSI C header files).....no
Compile Time: Switches, Limits, etc. (various #defines)
Alternate row colors.....globals.h: #undef USE_COLOR
Buggy gethostbyaddr() - use alternate implementation.....globals.h: #undef
USE_HOST
Chart Format.....globals-report.h: #define CHART_FORMAT ".gif"
Bad IP Address table size.....globals.h: #define MAX_NUM_BAD_IP_ADDRESSES
3
Bad IP Address timeout (seconds).....ntop.h: #define
NTOP_DEFAULT_BAD_ACCESS_TIMEOUT 300
Hosts Cache table size.....ntop.h: #define MAX_HOSTS_CACHE_LEN 512
Minimum refresh interval (seconds).....ntop.h: #define MIN_REFRESH_TIME 15
Maximum # of Protocols to show in graphs.....ntop.h: #define
MAX_NUM_PROTOS 64
Maximum # of routers (Local Subnet Routers report).....ntop.h: #define
MAX_NUM_ROUTERS 512
Maximum # of network interface devices.....ntop.h: #define MAX_NUM_DEVICES
1
Maximum # of processes for lsof report.....ntop.h: #define
MAX_NUM_PROCESSES 1024
Maximum network size (hosts per interface).....ntop.h: #define
MAX_SUBNET_HOSTS 1024
Allocated # of passive FTP sessions.....ntop.h: #define NUM_SESSION_INFO
128
Maximum # of passive FTP sessions (not used).....ntop.h: #define
MAX_NUM_SESSION_INFO 256
Inactive passive FTP session timeout (seconds).....ntop.h: #define
PASSIVE_SESSION_PURGE_TIMEOUT 60
Compile Time: Hash Table Sizes
Initial size.....ntop.h: #define HASH_INITIAL_SIZE 32
After 1st extend.....ntop.h: #define HASH_MINIMUM_SIZE 512
Intermediate increase factor.....ntop.h: #define HASH_INCREASE_FACTOR 2
Factor growth until.....ntop.h: #define HASH_FACTOR_MAXIMUM 4096
Then grow (linearly) by.....ntop.h: #define HASH_TERMINAL_INCREASE 4096
Mutexes:
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