More C1 crashing in JRuby
Charles Oliver Nutter
charles.nutter at sun.com
Fri Oct 10 09:56:40 PDT 2008
Oops, sorry about that. New DSL modem didn't have port forwarding set
up. Should be working now.
Tom Rodriguez wrote:
> From the error log, the crash appears to be in mark_loops which is the
> same place it was crashing before with the funny exception edges.
> jruby.headius.com keeps timing out so I haven't been able to download a
> copy of jruby. Once it comes back I'll see what I can find.
>
> tom
>
> On Oct 10, 2008, at 7:43 AM, Charles Oliver Nutter wrote:
>
>> Another JRuby user reported SIGSEGV in C1 with a simple snippit of
>> Ruby code:
>>
>> c = 1
>>
>> while (true)
>> flag = 0
>> (1..20).each do |e|
>> flag += (c % e)
>> end
>> break if (flag == 0)
>> c += 1
>> end
>> c
>>
>> I was able to reproduce it using Landon Fuller's Java 6 and OpenJDK 7
>> builds on OS X, and have attached the dumps to this email (8135 is
>> Java 6, 8160 is Java 7). It did not appear to crash on Apple Java 5.
>> I've also attached the original reporter's dump file (2912), from
>> Windows XP + Java 6.
>>
>> As you'd expect, switching to C2 makes the problem disappear. And like
>> last time, I'm willing to make whatever changes necessary to work
>> around the problem, if possible.
>>
>> The JRuby bug report is here:
>>
>> http://jira.codehaus.org/browse/JRUBY-3049
>>
>> Latest JRuby nightly builds are available here (unpack, put bin/ in
>> PATH, run 'jruby test.rb' where test.rb is the above script; defaults
>> to -client, pass --server to switch):
>>
>> http://jruby.headius.com:8080/hudson/job/jruby-dist/
>>
>> Do you want me to file this bug also through the usual channels?
>>
>> - Charlie
>> #
>> # A fatal error has been detected by the Java Runtime Environment:
>> #
>> # SIGSEGV (0xb) at pc=0x010735c7, pid=8160, tid=2958077952
>> #
>> # Java VM: OpenJDK Client VM (14.0-b01 mixed mode bsd-x86 )
>> # Problematic frame:
>> # V [libjvm.dylib+0x735c7]
>> #
>> # If you would like to submit a bug report, please visit:
>> # http://java.sun.com/webapps/bugreport/crash.jsp
>> #
>>
>> --------------- T H R E A D ---------------
>>
>> Current thread (0x0082bc00): JavaThread "CompilerThread0" daemon
>> [_thread_in_native, id=-1336889344, stack(0xb048b000,0xb050b000)]
>>
>> siginfo:si_signo=SIGSEGV: si_errno=0, si_code=1 (SEGV_MAPERR),
>> si_addr=0x46dc3668
>>
>> Registers:
>> EAX=0x00002000, EBX=0x01073776, ECX=0x0000000d, EDX=0x26dc3680
>> ESP=0xb050a520, EBP=0xb050a588, ESI=0x07fffffa, EDI=0x00000001
>> EIP=0x010735c7, EFLAGS=0x00010206
>>
>> Top of Stack: (sp=0xb050a520)
>> 0xb050a520: 007b2be0 26dc31e8 b050a568 01073425
>> 0xb050a530: b050a628 b050a668 b050a674 b050a530
>> 0xb050a540: 0000000e b050a628 26e670b0 ffffffff
>> 0xb050a550: 00000000 00000002 00000000 00000034
>> 0xb050a560: b050a628 26dc3680 0000021c 000000b4
>> 0xb050a570: 00000018 b050a590 b050a608 b050a5a0
>> 0xb050a580: b050a674 b050a628 b050a5f8 01073906
>> 0xb050a590: 00000002 26dc31f4 b050a5c8 01073906
>>
>> Instructions: (pc=0x010735c7)
>> 0x010735b7: 10 89 ce b8 01 00 00 00 c1 ee 05 83 e1 1f d3 e0
>> 0x010735c7: 8b 0c b2 09 c1 89 0c b2 90 8b 4d b0 8b 01 8b 51
>>
>> Stack: [0xb048b000,0xb050b000], sp=0xb050a520, free space=509k
>> Native frames: (J=compiled Java code, j=interpreted, Vv=VM code,
>> C=native code)
>> V [libjvm.dylib+0x735c7]
>> V [libjvm.dylib+0x73906]
>> V [libjvm.dylib+0x73a74]
>> V [libjvm.dylib+0x56b79]
>> V [libjvm.dylib+0x5701b]
>> V [libjvm.dylib+0x571af]
>> V [libjvm.dylib+0x57440]
>> V [libjvm.dylib+0x57499]
>> V [libjvm.dylib+0x57768]
>> V [libjvm.dylib+0x13e14c]
>> V [libjvm.dylib+0x13f9f0]
>> V [libjvm.dylib+0x3ab524]
>> V [libjvm.dylib+0x3b2921]
>> V [libjvm.dylib+0x3b2a0e]
>> V [libjvm.dylib+0x3071a5]
>> C [libSystem.B.dylib+0x326f5] _pthread_start+0x141
>> C [libSystem.B.dylib+0x325b2] thread_start+0x22
>>
>>
>> Current CompileTask:
>> C1: 1% !
>> test.rescue_1$RUBY$__rescue__(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/Block;)Lorg/jruby/runtime/builtin/IRubyObject;
>> @ 34 (275 bytes)
>>
>>
>> --------------- P R O C E S S ---------------
>>
>> Java Threads: ( => current thread )
>> 0x00831c00 JavaThread "Low Memory Detector" daemon [_thread_blocked,
>> id=-1335832576, stack(0xb050d000,0xb060d000)]
>> =>0x0082bc00 JavaThread "CompilerThread0" daemon [_thread_in_native,
>> id=-1336889344, stack(0xb048b000,0xb050b000)]
>> 0x00820800 JavaThread "Signal Dispatcher" daemon [_thread_blocked,
>> id=-1337421824, stack(0xb0389000,0xb0489000)]
>> 0x0081f000 JavaThread "Finalizer" daemon [_thread_blocked,
>> id=-1338478592, stack(0xb0287000,0xb0387000)]
>> 0x0081b000 JavaThread "Reference Handler" daemon [_thread_blocked,
>> id=-1339535360, stack(0xb0185000,0xb0285000)]
>> 0x00800800 JavaThread "main" [_thread_in_Java, id=-1341124608,
>> stack(0xb0001000,0xb0101000)]
>>
>> Other Threads:
>> 0x00818800 VMThread [stack: 0xb0103000,0xb0183000] [id=-1340592128]
>> 0x00832c00 WatcherThread [stack: 0xb060f000,0xb068f000] [id=-1335300096]
>>
>> VM state:not at safepoint (normal execution)
>>
>> VM Mutex/Monitor currently owned by a thread: None
>>
>> Heap
>> def new generation total 960K, used 393K [0x039a0000, 0x03aa0000,
>> 0x06010000)
>> eden space 896K, 43% used [0x039a0000, 0x03a02668, 0x03a80000)
>> from space 64K, 0% used [0x03a90000, 0x03a900d0, 0x03aa0000)
>> to space 64K, 0% used [0x03a80000, 0x03a80000, 0x03a90000)
>> tenured generation total 4096K, used 1209K [0x06010000, 0x06410000,
>> 0x22da0000)
>> the space 4096K, 29% used [0x06010000, 0x0613e400, 0x0613e400,
>> 0x06410000)
>> compacting perm gen total 12288K, used 9241K [0x22da0000, 0x239a0000,
>> 0x26da0000)
>> the space 12288K, 75% used [0x22da0000, 0x236a6468, 0x236a6600,
>> 0x239a0000)
>> No shared spaces configured.
>>
>> Dynamic libraries:
>> 0x00000000 /usr/lib/libgcc_s.1.dylib
>> 0x00000000 /usr/lib/libSystem.B.dylib
>> 0x00000000 /usr/lib/system/libmathCommon.A.dylib
>> 0x01000000
>> /System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386/client/libjvm.dylib
>>
>> 0x00000000 /usr/lib/libstdc++.6.dylib
>> 0x0001e000
>> /System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386/native_threads/libhpi.dylib
>>
>> 0x00031000
>> /System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386/libverify.dylib
>>
>> 0x00040000
>> /System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386/libjava.dylib
>>
>> 0x00067000
>> /System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386/libzip.dylib
>>
>> 0x0075c000
>> /System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386/libmanagement.dylib
>>
>> 0x26e6d000 /private/var/tmp/jna57777.tmp
>> 0x26e85000
>> /System/Library/Frameworks/JavaVM.framework/Versions/A/JavaVM
>> 0x00000000
>> /System/Library/Frameworks/Foundation.framework/Versions/C/Foundation
>> 0x00000000 /usr/lib/libobjc.A.dylib
>> 0x00000000
>> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
>>
>> 0x00000000 /usr/lib/libicucore.A.dylib
>> 0x00000000 /usr/lib/libxml2.2.dylib
>> 0x00000000 /usr/lib/libz.1.dylib
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/CFNetwork.framework/Versions/A/CFNetwork
>>
>> 0x00000000
>> /System/Library/Frameworks/SystemConfiguration.framework/Versions/A/SystemConfiguration
>>
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/CoreServices
>> 0x00000000
>> /System/Library/Frameworks/Security.framework/Versions/A/Security
>> 0x00000000 /usr/lib/libauto.dylib
>> 0x00000000 /usr/lib/libsqlite3.0.dylib
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/CarbonCore.framework/Versions/A/CarbonCore
>>
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/Metadata.framework/Versions/A/Metadata
>>
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/OSServices.framework/Versions/A/OSServices
>>
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/SearchKit.framework/Versions/A/SearchKit
>>
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/AE.framework/Versions/A/AE
>>
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/LaunchServices
>>
>> 0x00000000
>> /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/DictionaryServices.framework/Versions/A/DictionaryServices
>>
>> 0x00000000
>> /System/Library/Frameworks/IOKit.framework/Versions/A/IOKit
>> 0x00000000
>> /System/Library/Frameworks/DiskArbitration.framework/Versions/A/DiskArbitration
>>
>> 0x00000000 /usr/lib/libbsm.dylib
>> 0x00000000 /usr/lib/libxslt.1.dylib
>>
>> VM Arguments:
>> jvm_args: -Djruby.memory.max=500m -Djruby.stack.max=1024k -Xmx500m
>> -Xss1024k
>> -Xbootclasspath/a:/Users/headius/projects/jruby/lib/jruby.jar
>> -Djruby.home=/Users/headius/projects/jruby
>> -Djruby.lib=/Users/headius/projects/jruby/lib -Djruby.script=jruby
>> -Djruby.shell=/bin/sh
>> java_command: org.jruby.Main test.rb
>> Launcher Type: SUN_STANDARD
>>
>> Environment Variables:
>> JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home
>>
>> PATH=/System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/bin:/Users/headius/projects/jruby/bin:/bin:/sbin:/usr/bin:/usr/sbin:/opt/local/bin:/opt/local/sbin
>>
>> SHELL=/bin/bash
>> DISPLAY=/tmp/launch-L2Owkb/:0
>> DYLD_FALLBACK_LIBRARY_PATH=/System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386/client:/System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/lib/i386:/System/Library/Frameworks/JavaVM.framework/Versions/openjdk7/Home/jre/../lib/i386
>>
>>
>> Signal Handlers:
>> SIGSEGV: [libjvm.dylib+0x3ee290], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGBUS: [libjvm.dylib+0x3ee290], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGFPE: [libjvm.dylib+0x303190], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGPIPE: [libjvm.dylib+0x303190], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGXFSZ: [libjvm.dylib+0x303190], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGILL: [libjvm.dylib+0x303190], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGUSR1: SIG_DFL, sa_mask[0]=0x63807efb, sa_flags=0x00000000
>> SIGUSR2: [libjvm.dylib+0x3043c0], sa_mask[0]=0x00000000,
>> sa_flags=0x00000042
>> SIGHUP: [libjvm.dylib+0x305d50], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGINT: [libjvm.dylib+0x305d50], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGTERM: [libjvm.dylib+0x305d50], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGQUIT: [libjvm.dylib+0x305d50], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>>
>>
>> --------------- S Y S T E M ---------------
>>
>> OS:Bsd
>> uname:Darwin 9.5.0 Darwin Kernel Version 9.5.0: Wed Sep 3 11:29:43
>> PDT 2008; root:xnu-1228.7.58~1/RELEASE_I386 i386
>> rlimit: STACK 8192k, CORE 0k, NPROC 266, NOFILE 10240
>> CPU:total 2 (2 cores per cpu, 1 threads per core) family 6 model 14
>> stepping 8, cmov, cx8, fxsr, mmx, sse, sse2, sse3
>>
>> Memory: 4k page, physical 1853232k(463308k free)
>>
>> vm_info: OpenJDK Client VM (14.0-b01) for bsd-x86 JRE
>> (1.7.0-internal-landonf_2008_08_20_14_13-b00), built on Aug 20 2008
>> 14:25:37 by "landonf" with gcc 4.0.1 (Apple Inc. build 5484)
>>
>> time: Fri Oct 10 09:23:14 2008
>> elapsed time: 3 seconds
>>
>> #
>> # An unexpected error has been detected by Java Runtime Environment:
>> #
>> # SIGSEGV (0xb) at pc=0x0106dea7, pid=8135, tid=0xb050b000
>> #
>> # Java VM: Java HotSpot(TM) Client VM
>> (1.6.0_03-p3-landonf_05_dec_2007_22_04-b00 mixed mode)
>> # Problematic frame:
>> # V [libjvm.dylib+0x6dea7]
>> #
>> # Please submit bug reports to landonf at bikemonkey.org
>> #
>>
>> --------------- T H R E A D ---------------
>>
>> Current thread (0x0082a400): JavaThread "CompilerThread0" daemon
>> [_thread_in_native, id=-1336889344]
>>
>> siginfo:si_signo=11, si_errno=0, si_code=1, si_addr=0x46dda7c8
>>
>> Registers:
>> EAX=0x00002000, EBX=0x0106e056, ECX=0x0000000d, EDX=0x26dda7e0
>> ESP=0xb050a580, EBP=0xb050a5e8, ESI=0x07fffffa, EDI=0x00000001
>> EIP=0x0106dea7, EFLAGS=0x00010206
>>
>> Top of Stack: (sp=0xb050a580)
>> 0xb050a580: 26decd90 26dda348 b050a5c8 0106dd05
>> 0xb050a590: b050a688 b050a6c8 b050a6d4 b050a590
>> 0xb050a5a0: 0000000e b050a688 26dd62d8 ffffffff
>> 0xb050a5b0: 00000000 00000002 00000000 00000034
>> 0xb050a5c0: b050a688 26dda7e0 0000021c 000000b4
>> 0xb050a5d0: 00000018 b050a5f0 b050a668 b050a600
>> 0xb050a5e0: b050a6d4 b050a688 b050a658 0106e1e6
>> 0xb050a5f0: 00000002 26dda354 b050a628 0106e1e6
>>
>> Instructions: (pc=0x0106dea7)
>> 0x0106de97: 10 89 ce b8 01 00 00 00 c1 ee 05 83 e1 1f d3 e0
>> 0x0106dea7: 8b 0c b2 09 c1 89 0c b2 90 8b 4d b0 8b 01 8b 51
>>
>> Stack: [0xb048b000,0xb050b000), sp=0xb050a580, free space=509k
>> Native frames: (J=compiled Java code, j=interpreted, Vv=VM code,
>> C=native code)
>> V [libjvm.dylib+0x6dea7]
>> V [libjvm.dylib+0x6e1e6]
>> V [libjvm.dylib+0x6e354]
>> V [libjvm.dylib+0x51589]
>> V [libjvm.dylib+0x51a2b]
>> V [libjvm.dylib+0x51bbf]
>> V [libjvm.dylib+0x51e72]
>> V [libjvm.dylib+0x51ed9]
>> V [libjvm.dylib+0x5215f]
>> V [libjvm.dylib+0x125019]
>> V [libjvm.dylib+0x126940]
>> V [libjvm.dylib+0x3809d4]
>> V [libjvm.dylib+0x389361]
>> V [libjvm.dylib+0x38944e]
>> V [libjvm.dylib+0x2f3bb2]
>> C [libSystem.B.dylib+0x326f5] _pthread_start+0x141
>> C [libSystem.B.dylib+0x325b2] thread_start+0x22
>>
>>
>> Current CompileTask:
>> C1: 1% !
>> test.rescue_1$RUBY$__rescue__(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/Block;)Lorg/jruby/runtime/builtin/IRubyObject;
>> @ 34 (275 bytes)
>>
>>
>> --------------- P R O C E S S ---------------
>>
>> Java Threads: ( => current thread )
>> 0x0082fc00 JavaThread "Low Memory Detector" daemon [_thread_blocked,
>> id=-1335832576]
>> =>0x0082a400 JavaThread "CompilerThread0" daemon [_thread_in_native,
>> id=-1336889344]
>> 0x0081ec00 JavaThread "Signal Dispatcher" daemon [_thread_blocked,
>> id=-1337421824]
>> 0x0081d800 JavaThread "Finalizer" daemon [_thread_blocked,
>> id=-1338478592]
>> 0x00819400 JavaThread "Reference Handler" daemon [_thread_blocked,
>> id=-1339535360]
>> 0x00800800 JavaThread "main" [_thread_in_Java, id=-1341124608]
>>
>> Other Threads:
>> 0x00816c00 VMThread [id=-1340592128]
>> 0x00830800 WatcherThread [id=-1335300096]
>>
>> VM state:not at safepoint (normal execution)
>>
>> VM Mutex/Monitor currently owned by a thread: None
>>
>> Heap
>> def new generation total 960K, used 749K [0x03960000, 0x03a60000,
>> 0x05fd0000)
>> eden space 896K, 89% used [0x03960000, 0x03a2e2b8, 0x03a40000)
>> from space 64K, 0% used [0x03a50000, 0x03a500e0, 0x03a60000)
>> to space 64K, 0% used [0x03a40000, 0x03a40000, 0x03a50000)
>> tenured generation total 4096K, used 1024K [0x05fd0000, 0x063d0000,
>> 0x22d60000)
>> the space 4096K, 25% used [0x05fd0000, 0x060d0250, 0x060d0400,
>> 0x063d0000)
>> compacting perm gen total 12288K, used 8930K [0x22d60000, 0x23960000,
>> 0x26d60000)
>> the space 12288K, 72% used [0x22d60000, 0x23618930, 0x23618a00,
>> 0x23960000)
>> No shared spaces configured.
>>
>> Dynamic libraries:
>> Error: Cannot print dynamic libraries.
>>
>> VM Arguments:
>> jvm_args: -Djruby.memory.max=500m -Djruby.stack.max=1024k -Xmx500m
>> -Xss1024k
>> -Xbootclasspath/a:/Users/headius/projects/jruby/lib/jruby.jar
>> -Djruby.home=/Users/headius/projects/jruby
>> -Djruby.lib=/Users/headius/projects/jruby/lib -Djruby.script=jruby
>> -Djruby.shell=/bin/sh
>> java_command: org.jruby.Main test.rb
>> Launcher Type: SUN_STANDARD
>>
>> Environment Variables:
>> JAVA_HOME=/System/Library/Frameworks/JavaVM.framework/Versions/soylatte/Home
>>
>> PATH=/System/Library/Frameworks/JavaVM.framework/Versions/soylatte/Home/bin:/Users/headius/projects/jruby/bin:/bin:/sbin:/usr/bin:/usr/sbin:/opt/local/bin:/opt/local/sbin
>>
>> SHELL=/bin/bash
>> DISPLAY=/tmp/launch-L2Owkb/:0
>> DYLD_FALLBACK_LIBRARY_PATH=/System/Library/Frameworks/JavaVM.framework/Versions/soylatte/Home/jre/lib/i386/client:/System/Library/Frameworks/JavaVM.framework/Versions/soylatte/Home/jre/lib/i386:/System/Library/Frameworks/JavaVM.framework/Versions/soylatte/Home/jre/../lib/i386
>>
>>
>> Signal Handlers:
>> SIGSEGV: [libjvm.dylib+0x3bfb80], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGBUS: [libjvm.dylib+0x3bfb80], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGFPE: [libjvm.dylib+0x2ef4e0], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGPIPE: [libjvm.dylib+0x2ef4e0], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGILL: [libjvm.dylib+0x2ef4e0], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGUSR1: SIG_DFL, sa_mask[0]=0x63807efb, sa_flags=0x00000000
>> SIGUSR2: [libjvm.dylib+0x2f06d0], sa_mask[0]=0x00000000,
>> sa_flags=0x00000042
>> SIGHUP: [libjvm.dylib+0x2f1a90], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGINT: [libjvm.dylib+0x2f1a90], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGQUIT: [libjvm.dylib+0x2f1a90], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGTERM: [libjvm.dylib+0x2f1a90], sa_mask[0]=0xfffefeff,
>> sa_flags=0x00000042
>> SIGUSR2: [libjvm.dylib+0x2f06d0], sa_mask[0]=0x00000000,
>> sa_flags=0x00000042
>>
>>
>> --------------- S Y S T E M ---------------
>>
>> OS:Bsd
>> uname:Darwin 9.5.0 Darwin Kernel Version 9.5.0: Wed Sep 3 11:29:43
>> PDT 2008; root:xnu-1228.7.58~1/RELEASE_I386 i386
>> rlimit: STACK 8192k, CORE 0k, NPROC 266, NOFILE 10240
>> CPU:total 2 (2 cores per cpu, 1 threads per core) family 6 model 14
>> stepping 8, cmov, cx8, fxsr, mmx, sse, sse2, sse3
>>
>> Memory: 4k page, physical 1853252k(463313k free)
>>
>> vm_info: Java HotSpot(TM) Client VM
>> (1.6.0_03-p3-landonf_05_dec_2007_22_04-b00) for bsd-x86, built on Dec
>> 5 2007 22:13:24 by "landonf" with gcc 4.0.1 (Apple Inc. build 5465)
>>
>> #
>> # An unexpected error has been detected by Java Runtime Environment:
>> #
>> # EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x6d8a0242, pid=2912,
>> tid=2772
>> #
>> # Java VM: Java HotSpot(TM) Client VM (1.6.0_02-b06 mixed mode, sharing)
>> # Problematic frame:
>> # V [jvm.dll+0x30242]
>> #
>> # If you would like to submit a bug report, please visit:
>> # http://java.sun.com/webapps/bugreport/crash.jsp
>> #
>>
>> --------------- T H R E A D ---------------
>>
>> Current thread (0x02cc8800): JavaThread "CompilerThread0" daemon
>> [_thread_in_native, id=2772]
>>
>> siginfo: ExceptionCode=0xc0000005, writing address 0x23392810
>>
>> Registers:
>> EAX=0x23392810, EBX=0x0323f8b8, ECX=0x0000000d, EDX=0x00002000
>> ESP=0x0323f828, EBP=0xffffffff, ESI=0x0323f8c4, EDI=0x02cdc4f0
>> EIP=0x6d8a0242, EFLAGS=0x00010216
>>
>> Top of Stack: (sp=0x0323f828)
>> 0x0323f828: 0323f878 03390798 0323f894 00000000
>> 0x0323f838: 02d79098 0000000d 0323f878 02d7f2d0
>> 0x0323f848: 0323f894 03392828 0000021c 000000b4
>> 0x0323f858: 6d8a0407 02ce0f5c 02cdbd28 0323fa58
>> 0x0323f868: 00000000 6d8a0456 03390798 0323fa1c
>> 0x0323f878: 000000b4 00000029 00000003 03392200
>> 0x0323f888: 00000000 03392490 000000b4 033924a8
>> 0x0323f898: 000000b4 033924c0 000000b4 000000b4
>>
>> Instructions: (pc=0x6d8a0242)
>> 0x6d8a0232: c1 ea 05 8d 04 90 83 e1 1f ba 01 00 00 00 d3 e2
>> 0x6d8a0242: 09 10 8b 16 8b 4e 04 4a 8b c2 89 16 8b 04 81 3b
>>
>>
>> Stack: [0x031f0000,0x03240000), sp=0x0323f828, free space=318k
>> Native frames: (J=compiled Java code, j=interpreted, Vv=VM code,
>> C=native code)
>> V [jvm.dll+0x30242]
>>
>>
>> Current CompileTask:
>> C1: 1% !
>> problem5.rescue_1$RUBY$__rescue__(Lorg/jruby/runtime/ThreadContext;Lorg/jruby/runtime/builtin/IRubyObject;Lorg/jruby/runtime/Block;)Lorg/jruby/runtime/builtin/IRubyObject;
>> @ 34 (275 bytes)
>>
>>
>> --------------- P R O C E S S ---------------
>>
>> Java Threads: ( => current thread )
>> 0x02ccd400 JavaThread "Low Memory Detector" daemon [_thread_blocked,
>> id=1860]
>> =>0x02cc8800 JavaThread "CompilerThread0" daemon [_thread_in_native,
>> id=2772]
>> 0x02cc7800 JavaThread "Attach Listener" daemon [_thread_blocked,
>> id=4088]
>> 0x02cc6800 JavaThread "Signal Dispatcher" daemon [_thread_blocked,
>> id=644]
>> 0x02cc2000 JavaThread "Finalizer" daemon [_thread_blocked, id=3164]
>> 0x02cbdc00 JavaThread "Reference Handler" daemon [_thread_blocked,
>> id=1448]
>> 0x002a6c00 JavaThread "main" [_thread_in_Java, id=3660]
>>
>> Other Threads:
>> 0x02cb4800 VMThread [id=3140]
>> 0x02cd7c00 WatcherThread [id=2952]
>>
>> VM state:not at safepoint (normal execution)
>>
>> VM Mutex/Monitor currently owned by a thread: None
>>
>> Heap
>> def new generation total 960K, used 804K [0x07560000, 0x07660000,
>> 0x09bd0000)
>> eden space 896K, 89% used [0x07560000, 0x07629260, 0x07640000)
>> from space 64K, 0% used [0x07640000, 0x076400e0, 0x07650000)
>> to space 64K, 0% used [0x07650000, 0x07650000, 0x07660000)
>> tenured generation total 4096K, used 1042K [0x09bd0000, 0x09fd0000,
>> 0x26960000)
>> the space 4096K, 25% used [0x09bd0000, 0x09cd4bc0, 0x09cd4c00,
>> 0x09fd0000)
>> compacting perm gen total 12288K, used 6611K [0x26960000, 0x27560000,
>> 0x2a960000)
>> the space 12288K, 53% used [0x26960000, 0x26fd4f58, 0x26fd5000,
>> 0x27560000)
>> ro space 8192K, 66% used [0x2a960000, 0x2aead978, 0x2aeada00,
>> 0x2b160000)
>> rw space 12288K, 52% used [0x2b160000, 0x2b7a9cb8, 0x2b7a9e00,
>> 0x2bd60000)
>>
>> Dynamic libraries:
>> 0x00400000 - 0x00423000 C:\Program
>> Files\Java\jdk1.6.0_02\bin\java.exe
>> 0x7c900000 - 0x7c9af000 C:\WINDOWS\system32\ntdll.dll
>> 0x7c800000 - 0x7c8f6000 C:\WINDOWS\system32\kernel32.dll
>> 0x77dd0000 - 0x77e6b000 C:\WINDOWS\system32\ADVAPI32.dll
>> 0x77e70000 - 0x77f02000 C:\WINDOWS\system32\RPCRT4.dll
>> 0x77fe0000 - 0x77ff1000 C:\WINDOWS\system32\Secur32.dll
>> 0x7c340000 - 0x7c396000 C:\Program
>> Files\Java\jdk1.6.0_02\jre\bin\msvcr71.dll
>> 0x6d870000 - 0x6dab9000 C:\Program
>> Files\Java\jdk1.6.0_02\jre\bin\client\jvm.dll
>> 0x7e410000 - 0x7e4a1000 C:\WINDOWS\system32\USER32.dll
>> 0x77f10000 - 0x77f59000 C:\WINDOWS\system32\GDI32.dll
>> 0x76b40000 - 0x76b6d000 C:\WINDOWS\system32\WINMM.dll
>> 0x6d3c0000 - 0x6d3c8000 C:\Program
>> Files\Java\jdk1.6.0_02\jre\bin\hpi.dll
>> 0x76bf0000 - 0x76bfb000 C:\WINDOWS\system32\PSAPI.DLL
>> 0x6d820000 - 0x6d82c000 C:\Program
>> Files\Java\jdk1.6.0_02\jre\bin\verify.dll
>> 0x6d460000 - 0x6d47f000 C:\Program
>> Files\Java\jdk1.6.0_02\jre\bin\java.dll
>> 0x6d860000 - 0x6d86f000 C:\Program
>> Files\Java\jdk1.6.0_02\jre\bin\zip.dll
>> 0x6d610000 - 0x6d619000 C:\Program
>> Files\Java\jdk1.6.0_02\jre\bin\management.dll
>> 0x03590000 - 0x035e2000 C:\Documents and
>> Settings\Administrator\Local Settings\Temp\jna25444.tmp
>> 0x77c10000 - 0x77c68000 C:\WINDOWS\system32\msvcrt.dll
>>
>> VM Arguments:
>> jvm_args: -Xmx500m -Xss1024k
>> -Xbootclasspath/a:C:\JRuby\HEAD\bin\..\lib\jruby.jar
>> -Djruby.home=C:\JRuby\HEAD\bin\.. -Djruby.lib=C:\JRuby\HEAD\bin\..\lib
>> -Djruby.shell=cmd.exe -Djruby.script=jruby.bat
>> java_command: org.jruby.Main problem5.rb
>> Launcher Type: SUN_STANDARD
>>
>> Environment Variables:
>> JAVA_HOME=C:\Program Files\Java\jdk1.6.0_02
>> PATH=C:\PHP\;C:\Program Files\MiKTeX 2.6\miktex\bin;c:\program
>> files\imagemagick-6.3.8-q8;c:\program
>> files\imagemagick-6.3.0-q8;C:\Perl\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program
>> Files\cvsnt;C:\Program
>> Files\Java\jdk1.6.0_02\bin;C:\ant\apache-ant-1.7.0\bin;;C:\UnxUtils\usr\local\wbin;C:\JRuby\HEAD\bin;C:\Program
>> Files\MySQL\MySQL Server 5.0\bin;C:\Program
>> Files\Graphviz2.20\Bin;C:\Program Files\Nmap;C:\Program
>> Files\ImageMagick-6.3.0-Q8;C:\Program Files\gs\gs8.54\bin;C:\Program
>> Files\gs\gs8.54\lib
>> USERNAME=Administrator
>> OS=Windows_NT
>> PROCESSOR_IDENTIFIER=x86 Family 15 Model 67 Stepping 3, AuthenticAMD
>>
>>
>>
>> --------------- S Y S T E M ---------------
>>
>> OS: Windows XP Build 2600 Service Pack 3
>>
>> CPU:total 2 (2 cores per cpu, 1 threads per core) family 15 model 67
>> stepping 3, cmov, cx8, fxsr, mmx, sse, sse2, sse3, mmxext, 3dnow,
>> 3dnowext
>>
>> Memory: 4k page, physical 2096492k(1248704k free), swap
>> 4034788k(3334524k free)
>>
>> vm_info: Java HotSpot(TM) Client VM (1.6.0_02-b06) for windows-x86,
>> built on Jul 12 2007 01:16:14 by "java_re" with unknown MS VC++:1310
>>
>
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