Got this segfault + crash when fetching in the middle of a large
fetch. Seems to be in looking up a hostname?
--
#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# SIGSEGV (0xb) at pc=0x55651ed2, pid=8251, tid=2763877264
#
# Java VM: Java HotSpot(TM) Server VM (1.5.0_10-b03 mixed mode)
# Problematic frame:
# C [libc.so.6+0xb8ed2]
#
--------------- T H R E A D ---------------
Current thread (0xa2a376d0): JavaThread "FetcherThread" daemon
[_thread_in_native, id=8288]
siginfo:si_signo=11, si_errno=0, si_code=1, si_addr=0x00000010
Registers:
EAX=0xa4bd5364, EBX=0x556d7ff4, ECX=0xa4bd5940, EDX=0x00000000
ESP=0xa4bd523c, EBP=0xa4bd53e4, ESI=0xa4bd5364, EDI=0x00000000
EIP=0x55651ed2, CR2=0x00000010, EFLAGS=0x00010292
Top of Stack: (sp=0xa4bd523c)
0xa4bd523c: 00000000 a4bd5260 00454002 000081a4
0xa4bd524c: 00000001 00000000 00000000 00000000
0xa4bd525c: a4bd5948 a4bd52c0 01000044 a4bd5364
0xa4bd526c: 00001000 00000000 0853aef8 0853aec0
0xa4bd527c: 00000000 45b16bc9 00000000 45b16bc9
0xa4bd528c: 0000000e 0000000e 00000000 7fffffff
0xa4bd529c: a4bd6df4 a4bd5318 5567a30d 00000003
0xa4bd52ac: 556bf0a0 a4bd535c 00000801 a4bd58bc
Instructions: (pc=0x55651ed2)
0x55651ec2: 89 bd 6c fe ff ff 89 fa 89 c6 89 85 84 fe ff ff
0x55651ed2: 8b 4a 10 83 f9 07 76 2b 8b bd cc fe ff ff 0f b6
Stack: [0xa4b57000,0xa4bd7000), sp=0xa4bd523c, free space=504k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code,
C=native code)
C [libc.so.6+0xb8ed2]
C [libc.so.6+0x2be57]
C [libc.so.6+0x2bdff]
C [libc.so.6+0x2bde5]
C [libc.so.6+0x2c06a] qsort+0x12a
C [libc.so.6+0xb8372] getaddrinfo+0x5c2
C [libnet.so+0x57e8]
Java_java_net_Inet6AddressImpl_lookupAllHostAddr+0x198
j java.net.Inet6AddressImpl.lookupAllHostAddr(Ljava/lang/String;)[[B+0
j java.net.InetAddress$1.lookupAllHostAddr(Ljava/lang/String;)[[B+4
j java.net.InetAddress.getAddressFromNameService(Ljava/lang/String;)
Ljava/lang/Object;+17
j java.net.InetAddress.getAllByName0(Ljava/lang/String;Z)[Ljava/net/
InetAddress;+35
j java.net.InetAddress.getAllByName0(Ljava/lang/String;)[Ljava/net/
InetAddress;+2
j java.net.InetAddress.getAllByName(Ljava/lang/String;)[Ljava/net/
InetAddress;+319
j java.net.InetAddress.getByName(Ljava/lang/String;)Ljava/net/
InetAddress;+1
j java.net.InetSocketAddress.<init>(Ljava/lang/String;I)V+67
j org.apache.nutch.protocol.http.HttpResponse.<init>(Lorg/apache/
nutch/protocol/http/api/HttpBa
se;Ljava/net/URL;Lorg/apache/nutch/crawl/CrawlDatum;)V+259
j org.apache.nutch.protocol.http.Http.getResponse(Ljava/net/URL;Lorg/
apache/nutch/crawl/CrawlDa
tum;Z)Lorg/apache/nutch/net/protocols/Response;+7
j
org.apache.nutch.protocol.http.api.RobotRulesParser.getRobotRulesSet
(Lorg/apache/nutch/protoc
ol/http/api/HttpBase;Ljava/net/URL;)Lorg/apache/nutch/protocol/http/
api/RobotRulesParser$RobotRu
leSet;+85
j org.apache.nutch.protocol.http.api.RobotRulesParser.isAllowed(Lorg/
apache/nutch/protocol/http
/api/HttpBase;Ljava/net/URL;)Z+24
j org.apache.nutch.protocol.http.api.HttpBase.getProtocolOutput(Lorg/
apache/hadoop/io/Text;Lorg
/apache/nutch/crawl/CrawlDatum;)Lorg/apache/nutch/protocol/
ProtocolOutput;+29
j org.apache.nutch.fetcher.Fetcher$FetcherThread.run()V+262
v ~StubRoutines::call_stub
V [libjvm.so+0x26777c]
V [libjvm.so+0x42e598]
V [libjvm.so+0x266fd5]
V [libjvm.so+0x26706e]
V [libjvm.so+0x2de925]
V [libjvm.so+0x4ce593]
V [libjvm.so+0x42f1a8]
C [libpthread.so.0+0x5183]
Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
j java.net.Inet6AddressImpl.lookupAllHostAddr(Ljava/lang/String;)[[B+0
j java.net.InetAddress$1.lookupAllHostAddr(Ljava/lang/String;)[[B+4
j java.net.InetAddress.getAddressFromNameService(Ljava/lang/String;)
Ljava/lang/Object;+17
j java.net.InetAddress.getAllByName0(Ljava/lang/String;Z)[Ljava/net/
InetAddress;+35
j java.net.InetAddress.getAllByName0(Ljava/lang/String;)[Ljava/net/
InetAddress;+2
j java.net.InetAddress.getAllByName(Ljava/lang/String;)[Ljava/net/
InetAddress;+319
j java.net.InetAddress.getByName(Ljava/lang/String;)Ljava/net/
InetAddress;+1
j java.net.InetSocketAddress.<init>(Ljava/lang/String;I)V+67
j org.apache.nutch.protocol.http.HttpResponse.<init>(Lorg/apache/
nutch/protocol/http/api/HttpBa
se;Ljava/net/URL;Lorg/apache/nutch/crawl/CrawlDatum;)V+259
j org.apache.nutch.protocol.http.Http.getResponse(Ljava/net/URL;Lorg/
apache/nutch/crawl/CrawlDa
tum;Z)Lorg/apache/nutch/net/protocols/Response;+7
j
org.apache.nutch.protocol.http.api.RobotRulesParser.getRobotRulesSet
(Lorg/apache/nutch/protoc
ol/http/api/HttpBase;Ljava/net/URL;)Lorg/apache/nutch/protocol/http/
api/RobotRulesParser$RobotRu
leSet;+85
j org.apache.nutch.protocol.http.api.RobotRulesParser.isAllowed(Lorg/
apache/nutch/protocol/http
/api/HttpBase;Ljava/net/URL;)Z+24
j org.apache.nutch.protocol.http.api.HttpBase.getProtocolOutput(Lorg/
apache/hadoop/io/Text;Lorg
/apache/nutch/crawl/CrawlDatum;)Lorg/apache/nutch/protocol/
ProtocolOutput;+29
j org.apache.nutch.fetcher.Fetcher$FetcherThread.run()V+262
v ~StubRoutines::call_stub
--------------- P R O C E S S ---------------
Java Threads: ( => current thread )
0x08196028 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8303]
0x081950d8 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8302]
0x08194188 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8301]
0x08193238 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8300]
0x081922e8 JavaThread "FetcherThread" daemon [_thread_blocked,
id=8299]
0x08191398 JavaThread "FetcherThread" daemon [_thread_blocked,
id=8298]
0x08190448 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8297]
0x0818f4f8 JavaThread "FetcherThread" daemon [_thread_blocked,
id=8296]
0x085e8ef0 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8295]
0x085e80c8 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8294]
0xa2c88c80 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8293]
0xa2a9fc80 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8292]
0xa2a9eed0 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8291]
0xa2a9e168 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8290]
0xa2a37ca8 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8289]
=>0xa2a376d0 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8288]
0xa2a370f8 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8287]
0xa2ba36d0 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8286]
0x9f0aa888 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8285]
0x9f0aaf38 JavaThread "FetcherThread" daemon [_thread_in_native,
id=8284]
0x0868b1b0 JavaThread "Sort progress reporter for task map_xt69kc"
daemon [_thread_blocked, id
=8283]
0x0849b188 JavaThread "Thread-0" [_thread_blocked, id=8282]
0x9f002a88 JavaThread "Low Memory Detector" daemon
[_thread_blocked, id=8280]
0x9f001650 JavaThread "CompilerThread1" daemon [_thread_blocked,
id=8279]
0x9f000678 JavaThread "CompilerThread0" daemon [_thread_in_native,
id=8278]
0x08120ee0 JavaThread "AdapterThread" daemon [_thread_blocked,
id=8277]
0x0811ffa0 JavaThread "Signal Dispatcher" daemon [_thread_blocked,
id=8276]
0x08116818 JavaThread "Finalizer" daemon [_thread_blocked, id=8275]
0x08115138 JavaThread "Reference Handler" daemon [_thread_blocked,
id=8274]
0x0805d9b8 JavaThread "main" [_thread_blocked, id=8251]
Other Threads:
0x08112c00 VMThread [id=8273]
0x9f004040 WatcherThread [id=8281]
VM state:not at safepoint (normal execution)
VM Mutex/Monitor currently owned by a thread: None
Heap
PSYoungGen total 12928K, used 1702K [0x97aa0000, 0x98800000,
0x9e9b0000)
eden space 12160K, 10% used [0x97aa0000,0x97bd92b8,0x98680000)
from space 768K, 58% used [0x98740000,0x987b05a0,0x98800000)
to space 768K, 0% used [0x98680000,0x98680000,0x98740000)
PSOldGen total 1408K, used 640K [0x601b0000, 0x60310000,
0x97aa0000)
object space 1408K, 45% used [0x601b0000,0x60250070,0x60310000)
PSPermGen total 16384K, used 5821K [0x5c1b0000, 0x5d1b0000,
0x601b0000)
object space 16384K, 35% used [0x5c1b0000,0x5c75f640,0x5d1b0000)
