SIGSEGV at org.apache.commons.math.special.Gamma.digamma

[Masato Fujita]

My Java code occasionally crushes at org.apache.commons.math.special.Gamma.digamma in commons-math-2.0.jar, which was obtained from Ubuntu repository.
The followings is a report automatically generated by JRE.

#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0xb3a2560a, pid=8881, tid=3064904560
#
# JRE version: 6.0_20-b20
# Java VM: OpenJDK Server VM (19.0-b09 mixed mode linux-x86 )
# Derivative: IcedTea6 1.9.10
# Distribution: Ubuntu 10.04.1 LTS, package 6b20-1.9.10-0ubuntu1~10.04.2
# Problematic frame:
# j org.apache.commons.math.special.Gamma.digamma(D)D+0
#
# If you would like to submit a bug report, please include
# instructions how to reproduce the bug and visit:
# https://bugs.launchpad.net/ubuntu/+source/openjdk-6/
#

--------------- T H R E A D ---------------

Current thread (0x08207800): JavaThread "main" [_thread_in_Java, id=8886, stack(0xb6a9b000,0xb6aec000)]

siginfo:si_signo=SIGSEGV: si_errno=0, si_code=2 (SEGV_ACCERR), si_addr=0xb6a9bfec

Registers:
EAX=0x7cafa330, EBX=0x7caf0ba0, ECX=0x0000bb61, EDX=0x7caf3e48
ESP=0xb6a9efec, EBP=0xb6a9f00c, ESI=0x7caf0b30, EDI=0xb6a9f020
EIP=0xb3a2560a, CR2=0xb6a9bfec, EFLAGS=0x00010287

Register to memory mapping:

EAX=0x7cafa330
{method data}
 - klass: {other class}

EBX=0x7caf0ba0
{method}
 - klass: {other class}

ECX=0x0000bb61
0x0000bb61 is pointing to unknown location

EDX=0x7caf3e48
{constant pool cache}
 - klass: {other class}

ESP=0xb6a9efec
0xb6a9efec is pointing into the stack for thread: 0x08207800
"main" prio=10 tid=0x08207800 nid=0x22b6 runnable [0x00000000]
   java.lang.Thread.State: RUNNABLE

EBP=0xb6a9f00c
0xb6a9f00c is pointing into the stack for thread: 0x08207800
"main" prio=10 tid=0x08207800 nid=0x22b6 runnable [0x00000000]
   java.lang.Thread.State: RUNNABLE

ESI=0x7caf0b30
{constMethod}
 - klass: {other class}
 - method: 0x7caf0ba0 {method} 'digamma' '(D)D' in 'org/apache/commons/math/special/Gamma'
 - exceptions: 0x7c751188
bci_from(0x7caf0b30) = 0; print_codes():

EDI=0xb6a9f020
0xb6a9f020 is pointing into the stack for thread: 0x08207800
"main" prio=10 tid=0x08207800 nid=0x22b6 runnable [0x00000000]
   java.lang.Thread.State: RUNNABLE

Top of Stack: (sp=0xb6a9efec)
0xb6a9efec: b6a9efec 7caf0b30 b6a9f020 7caf3e48
0xb6a9effc: 7cafa330 7caf0ba0 00000000 b6a9f01c
0xb6a9f00c: b6a9f044 b3a1ef23 00000000 00000000
0xb6a9f01c: 00000000 fff80000 b6a9f024 7caf0b74
0xb6a9f02c: b6a9f058 7caf3e48 7cafa370 7caf0ba0
0xb6a9f03c: b6a9f01c b6a9f054 b6a9f07c b3a1ef23
0xb6a9f04c: 00000000 00000000 00000000 fff80000
0xb6a9f05c: b6a9f05c 7caf0b74 b6a9f090 7caf3e48

Instructions: (pc=0xb3a2560a)
0xb3a255fa: 00 00 89 84 24 00 f0 ff ff 89 84 24 00 e0 ff ff
0xb3a2560a: 89 84 24 00 d0 ff ff 8b c4 c1 e8 0c 8b 04 85 c0

Stack: [0xb6a9b000,0xb6aec000], sp=0xb6a9efec, free space=15k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
j org.apache.commons.math.special.Gamma.digamma(D)D+0
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
j org.apache.commons.math.special.Gamma.digamma(D)D+68
...<more frames>...

--------------- P R O C E S S ---------------

Java Threads: ( => current thread )
  0x082acc00 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=8896, stack(0x7be40000,0x7be91000)]
  0x082a9400 JavaThread "CompilerThread1" daemon [_thread_blocked, id=8895, stack(0x7be91000,0x7bf12000)]
  0x082a7400 JavaThread "CompilerThread0" daemon [_thread_blocked, id=8894, stack(0x7bf12000,0x7bf93000)]
  0x082a5c00 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=8893, stack(0x7bf93000,0x7bfe4000)]
  0x08292800 JavaThread "Finalizer" daemon [_thread_blocked, id=8891, stack(0x7c06c000,0x7c0bd000)]
  0x08291000 JavaThread "Reference Handler" daemon [_thread_blocked, id=8890, stack(0x7c0bd000,0x7c10e000)]
=>0x08207800 JavaThread "main" [_thread_in_Java, id=8886, stack(0xb6a9b000,0xb6aec000)]

Other Threads:
  0x0828d400 VMThread [stack: 0x7c10e000,0x7c18f000] [id=8889]
  0x082ae800 WatcherThread [stack: 0x7bdbf000,0x7be40000] [id=8897]

VM state:not at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: None

Heap
 PSYoungGen total 14080K, used 2093K [0xa3e00000, 0xa4db0000, 0xb3950000)
  eden space 12096K, 14% used [0xa3e00000,0xa3fad828,0xa49d0000)
  from space 1984K, 18% used [0xa49d0000,0xa4a2df00,0xa4bc0000)
  to space 1984K, 0% used [0xa4bc0000,0xa4bc0000,0xa4db0000)
 PSOldGen total 32192K, used 0K [0x84750000, 0x866c0000, 0xa3e00000)
  object space 32192K, 0% used [0x84750000,0x84750000,0x866c0000)
 PSPermGen total 16384K, used 3752K [0x7c750000, 0x7d750000, 0x84750000)
  object space 16384K, 22% used [0x7c750000,0x7cafa388,0x7d750000)

Dynamic libraries:
08048000-08051000 r-xp 00000000 08:01 137545 /usr/lib/jvm/java-6-openjdk/jre/bin/java
08051000-08052000 r--p 00008000 08:01 137545 /usr/lib/jvm/java-6-openjdk/jre/bin/java
08052000-08053000 rw-p 00009000 08:01 137545 /usr/lib/jvm/java-6-openjdk/jre/bin/java
08201000-08402000 rw-p 00000000 00:00 0 [heap]
7ab00000-7ab24000 rw-p 00000000 00:00 0
7ab24000-7ac00000 ---p 00000000 00:00 0
7ac3e000-7ac5b000 r-xp 00000000 08:01 5636151 /lib/libgcc_s.so.1
7ac5b000-7ac5c000 r--p 0001c000 08:01 5636151 /lib/libgcc_s.so.1
7ac5c000-7ac5d000 rw-p 0001d000 08:01 5636151 /lib/libgcc_s.so.1
7ac5d000-7ad21000 r-xp 00000000 08:01 143191 /usr/lib/libgfortran.so.3.0.0
7ad21000-7ad22000 ---p 000c4000 08:01 143191 /usr/lib/libgfortran.so.3.0.0
7ad22000-7ad23000 r--p 000c4000 08:01 143191 /usr/lib/libgfortran.so.3.0.0
7ad23000-7ad24000 rw-p 000c5000 08:01 143191 /usr/lib/libgfortran.so.3.0.0
7ad24000-7ad25000 rw-p 00000000 00:00 0
7ad25000-7ad40000 r-xp 00000000 08:01 142548 /usr/lib/libf77blas.so.3gf.0
7ad40000-7ad41000 r--p 0001a000 08:01 142548 /usr/lib/libf77blas.so.3gf.0
7ad41000-7ad42000 rw-p 0001b000 08:01 142548 /usr/lib/libf77blas.so.3gf.0
7ad42000-7b06f000 r-xp 00000000 08:01 142546 /usr/lib/libatlas.so.3gf.0
7b06f000-7b071000 r--p 0032c000 08:01 142546 /usr/lib/libatlas.so.3gf.0
7b071000-7b074000 rw-p 0032e000 08:01 142546 /usr/lib/libatlas.so.3gf.0
7b074000-7b3d4000 r-xp 00000000 08:01 4857185 /usr/lib/atlas/libblas.so.3gf.0
7b3d4000-7b3d5000 ---p 00360000 08:01 4857185 /usr/lib/atlas/libblas.so.3gf.0
7b3d5000-7b3d7000 r--p 00360000 08:01 4857185 /usr/lib/atlas/libblas.so.3gf.0
7b3d7000-7b3da000 rw-p 00362000 08:01 4857185 /usr/lib/atlas/libblas.so.3gf.0
7b3da000-7baee000 r-xp 00000000 08:01 4857186 /usr/lib/atlas/liblapack.so.3gf.0
7baee000-7baef000 r--p 00713000 08:01 4857186 /usr/lib/atlas/liblapack.so.3gf.0
7baef000-7baf2000 rw-p 00714000 08:01 4857186 /usr/lib/atlas/liblapack.so.3gf.0
7baf2000-7bc00000 rw-p 00000000 00:00 0
7bc00000-7bcfd000 rw-p 00000000 00:00 0
7bcfd000-7bd00000 ---p 00000000 00:00 0
7bd0b000-7bd2a000 r-xp 00000000 08:01 142547 /usr/lib/libcblas.so.3gf.0
7bd2a000-7bd2b000 r--p 0001e000 08:01 142547 /usr/lib/libcblas.so.3gf.0
7bd2b000-7bd2c000 rw-p 0001f000 08:01 142547 /usr/lib/libcblas.so.3gf.0
7bd2c000-7bd4f000 r-xp 00000000 08:01 142549 /usr/lib/liblapack_atlas.so.3gf.0
7bd4f000-7bd50000 r--p 00022000 08:01 142549 /usr/lib/liblapack_atlas.so.3gf.0
7bd50000-7bd51000 rw-p 00023000 08:01 142549 /usr/lib/liblapack_atlas.so.3gf.0
7bd6b000-7bd8b000 r-xp 00000000 08:01 918446 /usr/lib/jni/libjblas.so
7bd8b000-7bd8c000 r--p 0001f000 08:01 918446 /usr/lib/jni/libjblas.so
7bd8c000-7bd90000 rw-p 00020000 08:01 918446 /usr/lib/jni/libjblas.so
7bd90000-7bd93000 r--s 00077000 08:01 150393 /usr/lib/jvm/java-6-openjdk/jre/lib/ext/localedata.jar
7bd93000-7bd9b000 r--s 00053000 08:01 179972 /usr/share/java/log4j-1.2-1.2.15.jar
7bd9b000-7bd9e000 r--s 00012000 08:01 179974 /usr/share/java/excalibur-logkit-2.0.jar
7bd9e000-7bda0000 r--s 0000c000 08:01 179928 /usr/share/java/commons-logging-1.1.1.jar
7bda0000-7bda2000 r--s 00014000 08:01 133165 /usr/share/java/servlet-api-2.5.jar
7bda2000-7bda5000 r--s 0007d000 08:01 137831 /usr/lib/jvm/java-6-openjdk/jre/lib/jsse.jar
7bda5000-7bdad000 r--s 00053000 08:01 179972 /usr/share/java/log4j-1.2-1.2.15.jar
7bdad000-7bdb0000 r--s 00012000 08:01 179974 /usr/share/java/excalibur-logkit-2.0.jar
7bdb0000-7bdbf000 r--s 000aa000 08:01 157193 /usr/share/java/commons-math-2.0.jar
7bdbf000-7bdc0000 ---p 00000000 00:00 0
7bdc0000-7be91000 rwxp 00000000 00:00 0
7be91000-7be92000 ---p 00000000 00:00 0
7be92000-7bf12000 rwxp 00000000 00:00 0
7bf12000-7bf13000 ---p 00000000 00:00 0
7bf13000-7bfe4000 rwxp 00000000 00:00 0
7bfe4000-7bfeb000 r--s 00000000 08:01 148740 /usr/lib/gconv/gconv-modules.cache
7bfeb000-7c06c000 r--p 00000000 08:01 172037 /usr/lib/locale/ja_JP.utf8/LC_CTYPE
7c06c000-7c10e000 rwxp 00000000 00:00 0
7c10e000-7c10f000 ---p 00000000 00:00 0
7c10f000-7c18f000 rwxp 00000000 00:00 0
7c18f000-7c191000 r--s 0001d000 08:01 137835 /usr/lib/jvm/java-6-openjdk/jre/lib/plugin.jar
7c191000-7c196000 r--s 00045000 08:01 137839 /usr/lib/jvm/java-6-openjdk/jre/lib/netx.jar
7c196000-7c1c9000 rw-p 00000000 00:00 0
7c1c9000-7c358000 r--s 038c4000 08:01 154922 /usr/lib/jvm/java-6-openjdk/jre/lib/rt.jar
7c358000-7c359000 ---p 00000000 00:00 0
7c359000-7c3d9000 rwxp 00000000 00:00 0
7c3d9000-7c3da000 ---p 00000000 00:00 0
7c3da000-7c45a000 rwxp 00000000 00:00 0
7c45a000-7c462000 rw-p 00000000 00:00 0
7c462000-7c49a000 rw-p 00000000 00:00 0
7c49a000-7c4aa000 rw-p 00000000 00:00 0
7c4aa000-7c596000 rw-p 00000000 00:00 0
7c596000-7c59e000 rw-p 00000000 00:00 0
7c59e000-7c5d6000 rw-p 00000000 00:00 0
7c5d6000-7c5e6000 rw-p 00000000 00:00 0
7c5e6000-7c6d1000 rw-p 00000000 00:00 0
7c6d1000-7c6da000 rw-p 00000000 00:00 0
7c6da000-7c74f000 rw-p 00000000 00:00 0
7c74f000-7d750000 rw-p 00000000 00:00 0
7d750000-84750000 rw-p 00000000 00:00 0
84750000-866c0000 rw-p 00000000 00:00 0
866c0000-a3e00000 rw-p 00000000 00:00 0
a3e00000-a4db0000 rw-p 00000000 00:00 0
a4db0000-b3950000 rw-p 00000000 00:00 0
b3951000-b3953000 r--s 00021000 08:01 142554 /usr/share/java/jblas-0.3.jar
b3953000-b395c000 r--s 00065000 08:01 179886 /usr/share/java/gnome-java-bridge.jar
b395c000-b3965000 rw-p 00000000 00:00 0
b3965000-b3a1c000 rw-p 00000000 00:00 0
b3a1c000-b3c5c000 rwxp 00000000 00:00 0
b3c5c000-b6a1c000 rw-p 00000000 00:00 0
b6a1c000-b6a26000 r-xp 00000000 08:01 5645039 /lib/tls/i686/cmov/libnss_files-2.11.1.so
b6a26000-b6a27000 r--p 00009000 08:01 5645039 /lib/tls/i686/cmov/libnss_files-2.11.1.so
b6a27000-b6a28000 rw-p 0000a000 08:01 5645039 /lib/tls/i686/cmov/libnss_files-2.11.1.so
b6a28000-b6a30000 r-xp 00000000 08:01 5645069 /lib/tls/i686/cmov/libnss_nis-2.11.1.so
b6a30000-b6a31000 r--p 00007000 08:01 5645069 /lib/tls/i686/cmov/libnss_nis-2.11.1.so
b6a31000-b6a32000 rw-p 00008000 08:01 5645069 /lib/tls/i686/cmov/libnss_nis-2.11.1.so
b6a32000-b6a38000 r-xp 00000000 08:01 5644992 /lib/tls/i686/cmov/libnss_compat-2.11.1.so
b6a38000-b6a39000 r--p 00006000 08:01 5644992 /lib/tls/i686/cmov/libnss_compat-2.11.1.so
b6a39000-b6a3a000 rw-p 00007000 08:01 5644992 /lib/tls/i686/cmov/libnss_compat-2.11.1.so
b6a3a000-b6a4d000 r-xp 00000000 08:01 5644972 /lib/tls/i686/cmov/libnsl-2.11.1.so
b6a4d000-b6a4e000 r--p 00012000 08:01 5644972 /lib/tls/i686/cmov/libnsl-2.11.1.so
b6a4e000-b6a4f000 rw-p 00013000 08:01 5644972 /lib/tls/i686/cmov/libnsl-2.11.1.so
b6a4f000-b6a51000 rw-p 00000000 00:00 0
b6a51000-b6a57000 r--s 00030000 08:01 14288725 /opt/eclipse/plugins/org.junit_4.8.1.v4_8_1_v20100427-1100/junit.jar
b6a57000-b6a5a000 r--s 0000f000 08:01 151752 /usr/lib/jvm/java-6-openjdk/jre/lib/ext/pulse-java.jar
b6a5a000-b6a61000 r-xp 00000000 08:01 151772 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libzip.so
b6a61000-b6a62000 r--p 00006000 08:01 151772 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libzip.so
b6a62000-b6a63000 rw-p 00007000 08:01 151772 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libzip.so
b6a63000-b6a6b000 rw-s 00000000 08:01 6161391 /tmp/hsperfdata_m-fujita/8881
b6a6b000-b6a8f000 r-xp 00000000 08:01 151767 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libjava.so
b6a8f000-b6a90000 r--p 00023000 08:01 151767 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libjava.so
b6a90000-b6a92000 rw-p 00024000 08:01 151767 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libjava.so
b6a92000-b6a99000 r-xp 00000000 08:01 5645161 /lib/tls/i686/cmov/librt-2.11.1.so
b6a99000-b6a9a000 r--p 00006000 08:01 5645161 /lib/tls/i686/cmov/librt-2.11.1.so
b6a9a000-b6a9b000 rw-p 00007000 08:01 5645161 /lib/tls/i686/cmov/librt-2.11.1.so
b6a9b000-b6a9c000 rw-p 00000000 00:00 0
b6a9c000-b6aec000 rwxp 00000000 00:00 0
b6aec000-b6b10000 r-xp 00000000 08:01 5644945 /lib/tls/i686/cmov/libm-2.11.1.so
b6b10000-b6b11000 r--p 00023000 08:01 5644945 /lib/tls/i686/cmov/libm-2.11.1.so
b6b11000-b6b12000 rw-p 00024000 08:01 5644945 /lib/tls/i686/cmov/libm-2.11.1.so
b6b12000-b71d7000 r-xp 00000000 08:01 153815 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/server/libjvm.so
b71d7000-b71d8000 ---p 006c5000 08:01 153815 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/server/libjvm.so
b71d8000-b721d000 r--p 006c5000 08:01 153815 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/server/libjvm.so
b721d000-b722c000 rw-p 0070a000 08:01 153815 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/server/libjvm.so
b722c000-b764d000 rw-p 00000000 00:00 0
b764d000-b77a0000 r-xp 00000000 08:01 5644882 /lib/tls/i686/cmov/libc-2.11.1.so
b77a0000-b77a1000 ---p 00153000 08:01 5644882 /lib/tls/i686/cmov/libc-2.11.1.so
b77a1000-b77a3000 r--p 00153000 08:01 5644882 /lib/tls/i686/cmov/libc-2.11.1.so
b77a3000-b77a4000 rw-p 00155000 08:01 5644882 /lib/tls/i686/cmov/libc-2.11.1.so
b77a4000-b77a7000 rw-p 00000000 00:00 0
b77a7000-b77a9000 r-xp 00000000 08:01 5644929 /lib/tls/i686/cmov/libdl-2.11.1.so
b77a9000-b77aa000 r--p 00001000 08:01 5644929 /lib/tls/i686/cmov/libdl-2.11.1.so
b77aa000-b77ab000 rw-p 00002000 08:01 5644929 /lib/tls/i686/cmov/libdl-2.11.1.so
b77ab000-b77ae000 r-xp 00000000 08:01 153808 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/jli/libjli.so
b77ae000-b77af000 r--p 00003000 08:01 153808 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/jli/libjli.so
b77af000-b77b0000 rw-p 00004000 08:01 153808 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/jli/libjli.so
b77b0000-b77c5000 r-xp 00000000 08:01 5645115 /lib/tls/i686/cmov/libpthread-2.11.1.so
b77c5000-b77c6000 r--p 00014000 08:01 5645115 /lib/tls/i686/cmov/libpthread-2.11.1.so
b77c6000-b77c7000 rw-p 00015000 08:01 5645115 /lib/tls/i686/cmov/libpthread-2.11.1.so
b77c7000-b77ca000 rw-p 00000000 00:00 0
b77ca000-b77dd000 r-xp 00000000 08:01 5636342 /lib/libz.so.1.2.3.3
b77dd000-b77de000 r--p 00012000 08:01 5636342 /lib/libz.so.1.2.3.3
b77de000-b77df000 rw-p 00013000 08:01 5636342 /lib/libz.so.1.2.3.3
b77df000-b77e0000 r--s 00006000 08:01 14288501 /opt/eclipse/plugins/org.hamcrest.core_1.1.0.v20090501071000.jar
b77e0000-b77e7000 r-xp 00000000 08:01 153816 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/native_threads/libhpi.so
b77e7000-b77e8000 r--p 00006000 08:01 153816 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/native_threads/libhpi.so
b77e8000-b77e9000 rw-p 00007000 08:01 153816 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/native_threads/libhpi.so
b77e9000-b77ea000 rw-p 00000000 00:00 0
b77ea000-b77eb000 r--p 00000000 00:00 0
b77eb000-b77f7000 r-xp 00000000 08:01 154911 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libverify.so
b77f7000-b77f8000 r--p 0000b000 08:01 154911 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libverify.so
b77f8000-b77f9000 rw-p 0000c000 08:01 154911 /usr/lib/jvm/java-6-openjdk/jre/lib/i386/libverify.so
b77f9000-b77fb000 rw-p 00000000 00:00 0
b77fb000-b77fc000 r-xp 00000000 00:00 0 [vdso]
b77fc000-b7817000 r-xp 00000000 08:01 5636100 /lib/ld-2.11.1.so
b7817000-b7818000 r--p 0001a000 08:01 5636100 /lib/ld-2.11.1.so
b7818000-b7819000 rw-p 0001b000 08:01 5636100 /lib/ld-2.11.1.so
bf846000-bf85a000 rwxp 00000000 00:00 0 [stack]
bf85a000-bf85b000 rw-p 00000000 00:00 0

VM Arguments:
jvm_args: -Dfile.encoding=UTF-8
java_command: jp.go.enri.prml.variationalBayes.Tmp
Launcher Type: SUN_STANDARD

Environment Variables:
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/share/aclocal/
LD_LIBRARY_PATH=/usr/lib/jvm/java-6-openjdk/jre/lib/i386/server:/usr/lib/jvm/java-6-openjdk/jre/lib/i386:/usr/lib/jvm/java-6-openjdk/jre/../lib/i386:/usr/lib/jvm/java-6-openjdk/jre/lib/i386/client:/usr/lib/jvm/java-6-openjdk/jre/lib/i386:
SHELL=/bin/bash
DISPLAY=:0.0

Signal Handlers:
SIGSEGV: [libjvm.so+0x64a040], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGBUS: [libjvm.so+0x64a040], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGFPE: [libjvm.so+0x51c0d0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGPIPE: [libjvm.so+0x51c0d0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGXFSZ: [libjvm.so+0x51c0d0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGILL: [libjvm.so+0x51c0d0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGUSR1: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
SIGUSR2: [libjvm.so+0x51b780], sa_mask[0]=0x00000004, sa_flags=0x10000004
SIGHUP: [libjvm.so+0x51e2f0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGINT: [libjvm.so+0x51e2f0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGTERM: [libjvm.so+0x51e2f0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004
SIGQUIT: [libjvm.so+0x51e2f0], sa_mask[0]=0x7ffbfeff, sa_flags=0x10000004

--------------- S Y S T E M ---------------

OS:Ubuntu 10.04 (lucid)
uname:Linux 2.6.32-35-generic-pae #78-Ubuntu SMP Tue Oct 11 17:01:12 UTC 2011 i686
libc:glibc 2.11.1 NPTL 2.11.1
rlimit: STACK 8192k, CORE 0k, NPROC infinity, NOFILE 1024, AS infinity
load average:0.60 0.48 0.39

/proc/meminfo:
MemTotal: 3087016 kB
MemFree: 910224 kB
Buffers: 45152 kB
Cached: 1168500 kB
SwapCached: 32488 kB
Active: 982076 kB
Inactive: 1102748 kB
Active(anon): 706056 kB
Inactive(anon): 272492 kB
Active(file): 276020 kB
Inactive(file): 830256 kB
Unevictable: 0 kB
Mlocked: 0 kB
HighTotal: 2224840 kB
HighFree: 421612 kB
LowTotal: 862176 kB
LowFree: 488612 kB
SwapTotal: 6040400 kB
SwapFree: 5899932 kB
Dirty: 92 kB
Writeback: 0 kB
AnonPages: 845572 kB
Mapped: 97516 kB
Shmem: 107372 kB
Slab: 43212 kB
SReclaimable: 26212 kB
SUnreclaim: 17000 kB
KernelStack: 3128 kB
PageTables: 8892 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 7583908 kB
Committed_AS: 2258408 kB
VmallocTotal: 122880 kB
VmallocUsed: 35640 kB
VmallocChunk: 61000 kB
HardwareCorrupted: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 14328 kB
DirectMap2M: 897024 kB

CPU:total 2 (2 cores per cpu, 1 threads per core) family 6 model 15 stepping 6, cmov, cx8, fxsr, mmx, sse, sse2, sse3, ssse3

Memory: 4k page, physical 3087016k(910224k free), swap 6040400k(5899932k free)

vm_info: OpenJDK Server VM (19.0-b09) for linux-x86 JRE (1.6.0_20-b20), built on Nov 8 2011 17:27:25 by "buildd" with gcc 4.4.3

time: Thu Nov 24 18:28:20 2011
elapsed time: 0 seconds