Java Solaris Communities Sun Store Join SDN My Profile Why Join?
 
Bug Database
Bug Detail
Quick Lists
Top 25 Bugs
Top 25 RFE's
Recently Closed Bugs
Printable Page Printable Page


Bug Database
Bug ID: 6799037
Votes 1
Synopsis (fs) MappedByteBuffer.load crash with unaligned file-mapping (sol)
Category java:classes_nio
Reported Against b02
Release Fixed , 6u14(b03) (Bug ID:2172587)
State 7-Fix in Progress, bug
Priority: 2-High
Related Bugs
Submit Date 29-JAN-2009
Description
A crash was encountered by a customer mpping a multi-GB file in 2GB chunks on Niagara system. Here is the error log from the crash:

#
# An unexpected error has been detected by Java Runtime Environment:
#
#  SIGBUS (0xa) at pc=0xfffffffb67204938, pid=19032, tid=2
#
# Java VM: Java HotSpot(TM) 64-Bit Server VM (11.0-b16 mixed mode solaris-sparc)
# Problematic frame:
# C  [libnio.so+0x4938]
#
# If you would like to submit a bug report, please visit:
#   http://java.sun.com/webapps/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#

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

Current thread (0x0000000100116c00):  JavaThread "main" [_thread_in_native, id=2, stack(0xffffffff7c600000,0xffffffff7c700000)]

siginfo:si_signo=SIGBUS: si_errno=0, si_code=1 (BUS_ADRALN), si_addr=0xfffffffa1ffffffe

Registers:
 O0=0xffffffffffffffff O1=0x000000007ffffffe O2=0x0000000000000800 O3=0x0000000000000003
 O4=0x0000000000000800 O5=0x0000000000002000 O6=0xffffffff7c6feb81 O7=0xfffffffb67204904
 G1=0x0000000000000083 G2=0x0000000100116c00 G3=0x0000000000000004 G4=0xffffffff7c6ff520
 G5=0x000000008129e800 G6=0x0000000000000000 G7=0xffffffff7f400a00 Y=0x0000000000000000
 PC=0xfffffffb67204938 nPC=0xfffffffb6720493c


Top of Stack: (sp=0xffffffff7c6ff380)
0xffffffff7c6ff380:   000000007ffffffd fffffffb701bb3f5
0xffffffff7c6ff390:   fffffffb701bb400 ffffffff7c6ff458
0xffffffff7c6ff3a0:   0000000000000000 0000000000000588
0xffffffff7c6ff3b0:   fffffffb701bb7f0 0000000000000000
0xffffffff7c6ff3c0:   0000000100116dc0 000000000003ffff
0xffffffff7c6ff3d0:   0000000000002000 0000000000040000
0xffffffff7c6ff3e0:   0000000000002000 fffffffa1ffffffe
0xffffffff7c6ff3f0:   ffffffff7c6fec31 ffffffff7800dff4
0xffffffff7c6ff400:   ffffffff7c6fec91 ffffffff78005fdc
0xffffffff7c6ff410:   ffffffff7c6fec91 fffffffe1ed1ed10
0xffffffff7c6ff420:   fffffffb703897d0 ffffffff7c6ff668
0xffffffff7c6ff430:   ffffffff7c6ff458 fffffffb70390a9c
0xffffffff7c6ff440:   fffffffb7039e448 ffffffff7c6ff6e8
0xffffffff7c6ff450:   ffffffff7c6ff460 ffffffff7800af60
0xffffffff7c6ff460:   ffffffff7c6ff5e0 0000000100116c00
0xffffffff7c6ff470:   0000000000000019 ffffffff7c6ff6e8 

Instructions: (pc=0xfffffffb67204938)
0xfffffffb67204928:   b5 2a b0  customer  80 a6 e0 04 06 40 00 15 ae 10 20 00
0xfffffffb67204938:   ea 07 60 00 ac 07 40 1a b0 06 ff fe f6 06 80 1d 

Stack: [0xffffffff7c600000,0xffffffff7c700000],  sp=0xffffffff7c6ff380,  free space=1020k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
C  [libnio.so+0x4938]
j  java.nio.MappedByteBuffer.load0(JJI)I+-55724
j  java.nio.MappedByteBuffer.load0(JJI)I+0
j  java.nio.MappedByteBuffer.load()Ljava/nio/MappedByteBuffer;+38
j  TestLoader.main([Ljava/lang/String;)V+365
v  ~StubRoutines::call_stub
V  [libjvm.so+0x17ad48]
V  [libjvm.so+0x18583c]
V  [libjvm.so+0x228d44]
C  [java+0x3c24]

Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j  java.nio.MappedByteBuffer.load0(JJI)I+0
j  java.nio.MappedByteBuffer.load()Ljava/nio/MappedByteBuffer;+38
j  TestLoader.main([Ljava/lang/String;)V+365
v  ~StubRoutines::call_stub

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

Java Threads: ( => current thread )
  0x0000000100a86c00 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=73, stack(0xfffffffb68600000,0xfffffffb68700000)]
  0x0000000100a7fc00 JavaThread "CompilerThread1" daemon [_thread_blocked, id=72, stack(0xfffffffb68800000,0xfffffffb68900000)]
  0x0000000100a7d800 JavaThread "CompilerThread0" daemon [_thread_blocked, id=71, stack(0xfffffffb68a00000,0xfffffffb68b00000)]
  0x0000000100a7c800 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=70, stack(0xfffffffb68c00000,0xfffffffb68d00000)]
  0x0000000100a5b400 JavaThread "Finalizer" daemon [_thread_blocked, id=69, stack(0xfffffffb69000000,0xfffffffb69100000)]
  0x0000000100a54400 JavaThread "Reference Handler" daemon [_thread_blocked, id=68, stack(0xfffffffb69200000,0xfffffffb69300000)]
=>0x0000000100116c00 JavaThread "main" [_thread_in_native, id=2, stack(0xffffffff7c600000,0xffffffff7c700000)]

Other Threads:
  0x0000000100a4dc00 VMThread [stack: 0xfffffffb69400000,0xfffffffb69500000] [id=67]
  0x0000000100a88800 WatcherThread [stack: 0xfffffffb68400000,0xfffffffb68500000] [id=74]

VM state:not at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: None

Heap
 PSYoungGen      total 308224K, used 5283K [0xfffffffe1ec00000, 0xfffffffe34400000, 0xffffffff73800000)
  eden space 264192K, 2% used [0xfffffffe1ec00000,0xfffffffe1f128f70,0xfffffffe2ee00000)
  from space 44032K, 0% used [0xfffffffe31900000,0xfffffffe31900000,0xfffffffe34400000)
  to   space 44032K, 0% used [0xfffffffe2ee00000,0xfffffffe2ee00000,0xfffffffe31900000)
 PSOldGen        total 700416K, used 0K [0xfffffffb75400000, 0xfffffffba0000000, 0xfffffffe1ec00000)
   customer  space 700416K, 0% used [0xfffffffb75400000,0xfffffffb75400000,0xfffffffba0000000)
 PSPermGen       total 24576K, used 3838K [0xfffffffb70000000, 0xfffffffb71800000, 0xfffffffb75400000)
   customer  space 24576K, 15% used [0xfffffffb70000000,0xfffffffb703bf940,0xfffffffb71800000)

Dynamic libraries:
0x0000000100000000 	/appserver/jdk1.6.0_11_64bit/bin/sparcv9/java
0xffffffff7f700000 	/lib/64/libthread.so.1
0xffffffff7f200000 	/appserver/jdk1.6.0_11_64bit/bin/sparcv9/../../jre/lib/sparcv9/jli/libjli.so
0xffffffff7f000000 	/lib/64/libdl.so.1
0xffffffff7ed00000 	/lib/64/libc.so.1
0xffffffff7ec00000 	/platform/SUNW,SPARC-Enterprise-T5120/lib/sparcv9/libc_psr.so.1
0xffffffff7e000000 	/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/server/libjvm.so
0xffffffff7de00000 	/lib/64/libsocket.so.1
0xffffffff7eb00000 	/usr/lib/64/libsched.so.1
0xffffffff7dc00000 	/lib/64/libm.so.1
0xffffffff7da00000 	/usr/lib/64/libCrun.so.1
0xffffffff7d800000 	/lib/64/libdoor.so.1
0xffffffff7d600000 	/lib/64/libnsl.so.1
0xffffffff7d400000 	/lib/64/libm.so.2
0xffffffff7d200000 	/lib/64/libscf.so.1
0xffffffff7d000000 	/lib/64/libuutil.so.1
0xffffffff7ce00000 	/lib/64/libgen.so.1
0xffffffff7cc00000 	/lib/64/libmd.so.1
0xffffffff7ca00000 	/platform/SUNW,SPARC-Enterprise-T5120/lib/sparcv9/libmd_psr.so.1
0xffffffff7c800000 	/lib/64/libmp.so.2
0xffffffff7c400000 	/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/native_threads/libhpi.so
0xffffffff7c000000 	/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/libverify.so
0xffffffff7be00000 	/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/libjava.so
0xffffffff7bc00000 	/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/libzip.so
0xfffffffb68e00000 	/usr/lib/locale/en_US.ISO8859-1/sparcv9/en_US.ISO8859-1.so.3
0xfffffffb68000000 	/appserver/berkeleydb.4.6.21_sparc/lib/libdb_java-4.6.so
0xfffffffb67e00000 	/lib/64/libresolv.so.2
0xfffffffb67c00000 	/lib/64/librt.so.1
0xffffffff7c100000 	/lib/64/libpthread.so.1
0xfffffffb67a00000 	/usr/sfw/lib/64/libgcc_s.so.1
0xfffffffb67800000 	/lib/64/libaio.so.1
0xfffffffb67400000 	/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/libnet.so
0xfffffffb67200000 	/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/libnio.so

VM Arguments:
jvm_args: -Djava.ext.dirs=/appserver/berkeleydb/lib:./jars 
java_command: TestLoader /appdb/data/mytestenv true
Launcher Type: SUN_STANDARD

Environment Variables:
PATH=/usr/bin:/usr/sbin:/usr/openwin/bin:/usr/local/bin:/usr/ccs/bin:/opt/sfw/bin:/opt/sfw/sbin:/usr/ucb:/opt/VRTS/bin
LD_LIBRARY_PATH=/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9/server:/appserver/jdk1.6.0_11_64bit/jre/lib/sparcv9:/appserver/jdk1.6.0_11_64bit/jre/../lib/sparcv9:/lib:/usr/lib:/usr/local/lib:/opt/sfw/lib:/usr/sfw/lib/64
SHELL=/bin/bash

Signal Handlers:
SIGSEGV: [libjvm.so+0x748f28], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGBUS: [libjvm.so+0x748f28], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGFPE: [libjvm.so+0x1e33a0], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGPIPE: [libjvm.so+0x1e33a0], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGXFSZ: [libjvm.so+0x1e33a0], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGILL: [libjvm.so+0x1e33a0], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGUSR1: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
SIGUSR2: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
SIGQUIT: [libjvm.so+0x63b480], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIGHUP: [libjvm.so+0x63b480], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIGINT: [libjvm.so+0x63b480], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIGTERM: [libjvm.so+0x63b480], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIG39: [libjvm.so+0x63e668], sa_mask[0]=0x00000000, sa_flags=0x00000008
SIG40: [libjvm.so+0x1e33a0], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c


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

OS:                      Solaris 10 10/08 s10s_u6wos_07b SPARC
           Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
                        Use is subject to license terms.
                            Assembled 27 October 2008

uname:SunOS 5.10 Generic_137137-09 sun4v  (T2 libthread)
rlimit: STACK 8192k, CORE infinity, NOFILE 65536, AS infinity
load average:0.16 0.14 0.18

CPU:total 64 has_v8, has_v9, has_vis1, has_vis2, is_ultra3, is_sun4v, is_niagara1

Memory: 8k page, physical 66977792k(59912960k free)

vm_info: Java HotSpot(TM) 64-Bit Server VM (11.0-b16) for solaris-sparc JRE (1.6.0_11-b03), built on Nov 10 2008 01:54:48 by "" with Workshop 5.8

time: Tue Jan 27 15:49:28 2009
elapsed time: 10 seconds
Posted Date : 2009-01-29 13:36:18.0
Work Around
N/A
Evaluation
The load method touches the pages by reading an int from each page without taking alignment into consideration.
Posted Date : 2009-02-03 12:27:17.0
Comments
  
  Include a link with my name & email   


PLEASE NOTE: JDK6 is formerly known as Project Mustang