A large number of nightly tests tripped a newly added assert.

;; Using jvm: "/export/local/common/jdk/baseline/solaris-sparc/jre/lib/sparc/server/libjvm.so"
#
# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (/tmp/jprt/P1/B/060939.ysr/source/src/share/vm/memory/defNewGeneration.cpp:827), pid=12211, tid=21
# assert(!gch->incremental_collection_failed()) failed: Error
#
# JRE version: 7.0
# Java VM: OpenJDK Server VM (20.0-b01-201010240609.ysr.cms_bail-fastdebug mixed mode solaris-sparc )
# 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 (0x003e9400): VMThread [stack: 0xefd00000,0xefd80000] [id=21]

Stack: [0xefd00000,0xefd80000], sp=0xefd7f6c8, free space=509k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x1180fc4];; void VMError::report_and_die()+0x768
V [libjvm.so+0x6b5aa4];; void report_vm_error(const char*,int,const char*,const char*)+0x74
V [libjvm.so+0x6c608c];; void DefNewGeneration::gc_epilogue(bool)+0xb0
V [libjvm.so+0x7ca13c];; void GenCollectedHeap::gc_epilogue(bool)+0xec
V [libjvm.so+0x7c6d74];; void GenCollectedHeap::do_collection(bool,bool,unsigned,bool,int)+0x1270
V [libjvm.so+0x7c89d8];; void GenCollectedHeap::do_full_collection(bool,int)+0xc0
V [libjvm.so+0x1183024];; void VM_GenCollectFull::doit()+0xf0
V [libjvm.so+0x11b81f0];; void VM_Operation::evaluate()+0x178
V [libjvm.so+0x11b6538];; void VMThread::loop()+0x668
V [libjvm.so+0x11b5754];; void VMThread::run()+0x10c
V [libjvm.so+0xe349b4];; java_start+0x2f0

VM_Operation (0xee67f104): GenCollectFull, mode: safepoint, requested by thread 0x004da000


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

Java Threads: ( => current thread )
  0x004e0400 JavaThread "gc.lock.LockerTest$Worker@1e0bc08" [_thread_blocked, id=35, stack(0xee400000,0xee480000)]
  0x004df000 JavaThread "gc.lock.LockerTest$Worker@a20892" [_thread_blocked, id=34, stack(0xee500000,0xee580000)]
  0x004da000 JavaThread "Locker: nsk.share.gc.lock.CriticalSectionLocker$1@1fdc96c" daemon [_thread_blocked, id=33, stack(0xee600000,0xee680000)]
  0x0047e800 JavaThread "Locker: nsk.share.gc.lock.CriticalSectionLocker$1@578ceb" daemon [_thread_blocked, id=32, stack(0xee700000,0xee780000)]
  0x00415000 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=30, stack(0xee900000,0xee980000)]
  0x00412000 JavaThread "C2 CompilerThread1" daemon [_thread_blocked, id=29, stack(0xeea00000,0xeea80000)]
  0x0040f800 JavaThread "C2 CompilerThread0" daemon [_thread_blocked, id=28, stack(0xeeb00000,0xeeb80000)]
  0x0040d800 JavaThread "Attach Listener" daemon [_thread_blocked, id=26, stack(0xeed00000,0xeed80000)]
  0x0040bc00 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=25, stack(0xeee00000,0xeee80000)]
  0x0040a000 JavaThread "Surrogate Locker Thread (Concurrent GC)" daemon [_thread_blocked, id=24, stack(0xeef00000,0xeef80000)]
  0x003f0400 JavaThread "Finalizer" daemon [_thread_blocked, id=23, stack(0xef480000,0xef500000)]
  0x003eb400 JavaThread "Reference Handler" daemon [_thread_blocked, id=22, stack(0xef580000,0xef600000)]
  0x0005c000 JavaThread "main" [_thread_blocked, id=2, stack(0xfd300000,0xfd380000)]

Other Threads:
=>0x003e9400 VMThread [stack: 0xefd00000,0xefd80000] [id=21]
  0x00418800 WatcherThread [stack: 0xee800000,0xee880000] [id=31]

VM state:at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread: ([mutex/lock_event])
[0x0005aa90] Threads_lock - owner thread: 0x003e9400
[0x0005b1e0] Heap_lock - owner thread: 0x004da000

Heap
 par new generation total 14784K, used 14346K [0xf0000000, 0xf1000000, 0xf1000000)
  eden space 13184K, 97% used [0xf0000000, 0xf0c7f940, 0xf0ce0000)
  from space 1600K, 96% used [0xf0e70000, 0xf0ff3270, 0xf1000000)
  to space 1600K, 96% used [0xf0ce0000, 0xf0e62d40, 0xf0e70000)
 concurrent mark-sweep generation total 81688K, used 81118K [0xf1000000, 0xf5fc6000, 0xf6000000)
 concurrent-mark-sweep perm gen total 16384K, used 2200K [0xf6000000, 0xf7000000, 0xfa000000)

Dynamic libraries:
0x00010000 /export/local/common/jdk/baseline/solaris-sparc/bin/java
0xff1e0000 /lib/libthread.so.1
0xff1a0000 /export/local/common/jdk/baseline/solaris-sparc/bin/../jre/lib/sparc/jli/libjli.so
0xff180000 /lib/libdl.so.1
0xff000000 /lib/libc.so.1
0xff1d0000 /platform/SUNW,T5440/lib/libc_psr.so.1
0xfd400000 /export/local/common/jdk/baseline/solaris-sparc/jre/lib/sparc/server/libjvm.so
0xff140000 /lib/libsocket.so.1
0xff160000 /usr/lib/libsched.so.1
0xfefd0000 /lib/libm.so.1
0xfefa0000 /usr/lib/libCrun.so.1
0xfef80000 /lib/libdoor.so.1
0xfee80000 /lib/libnsl.so.1
0xfed80000 /lib/libm.so.2
0xfef50000 /lib/libscf.so.1
0xfee60000 /lib/libuutil.so.1
0xfed60000 /lib/libgen.so.1
0xfed30000 /lib/libmd.so.1
0xfed10000 /platform/SUNW,T5440/lib/libmd_psr.so.1
0xfecf0000 /lib/libmp.so.2
0xfec50000 /export/local/common/jdk/baseline/solaris-sparc/jre/lib/sparc/libverify.so
0xfd3c0000 /export/local/common/jdk/baseline/solaris-sparc/jre/lib/sparc/libjava.so
0xfec30000 /export/local/common/jdk/baseline/solaris-sparc/jre/lib/sparc/native_threads/libhpi.so
0xfd2d0000 /export/local/common/jdk/baseline/solaris-sparc/jre/lib/sparc/libzip.so
0xfd080000 /export/local/common/testbase/6/vm/vm/bin/lib/solaris-sparc/nsk/share/gc/lock/jni/libStringCriticalLocker.so

VM Arguments:
jvm_args: -Xmixed -XX:-PrintVMOptions -Xconcgc -XX:+CMSClassUnloadingEnabled -XX:+StartAttachListener -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:-UseGCOverheadLimit
java_command: gc.lock.LockerTest -gp1 randomString -lockers jni
Launcher Type: SUN_STANDARD

Environment Variables:
CLASSPATH=/export/local/39171.JDK7.NIGHTLY.VM+solaris-sparc_vm_server_mixed_vm.gc.testlist/results/ResultDir/jnilock001:/export/local/common/testbase/6/vm/vm/bin/classes:/export/local/common/jdk/baseline/solaris-sparc/lib/tools.jar
PATH=/export/local/common/jdk/baseline/solaris-sparc/bin:/bin:/usr/bin
LD_LIBRARY_PATH=/export/local/common/jdk/baseline/solaris-sparc/jre/lib/sparc/server:/export/local/common/testbase/6/vm/vm/bin/lib/solaris-sparc/nsk/share/gc/lock/jni:/export/local/common/testbase/6/vm/vm/bin/lib/solaris-sparc/nsk/share/gc/lock/malloc:/export/local/common/testbase/6/vm/vm/bin/lib/solaris-sparc/nsk/share/gc/lock/jvmti:/export/local/common/testbase/6/vm/vm/bin/lib/solaris-sparc/nsk/share/gc/lock/jniref
SHELL=/usr/bin/bash
DISPLAY=vm-v240-01.sfbay.sun.com:1

Signal Handlers:
SIGSEGV: [libjvm.so+0x1182330], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGBUS: [libjvm.so+0x1182330], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGFPE: [libjvm.so+0xe40380], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGPIPE: [libjvm.so+0xe40380], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGXFSZ: [libjvm.so+0xe40380], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
SIGILL: [libjvm.so+0xe40380], 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+0xe399c8], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIGHUP: [libjvm.so+0xe399c8], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIGINT: [libjvm.so+0xe399c8], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIGTERM: [libjvm.so+0xe399c8], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
SIG39: [libjvm.so+0xe403a0], sa_mask[0]=0x00000000, sa_flags=0x00000008
SIG40: [libjvm.so+0xe40380], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c


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

OS: Solaris 10 10/09 s10s_u8wos_08a SPARC
           Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
                        Use is subject to license terms.
                           Assembled 16 September 2009

uname:SunOS 5.10 Generic_142900-12 sun4v (T2 libthread)
rlimit: STACK 10000k, CORE infinity, NOFILE 65536, AS infinity
load average:3.70 3.27 3.38

CPU:total 16 has_v8, has_v9, has_vis1, has_vis2, is_ultra3, is_sun4v, is_niagara1

Memory: 8k page, physical 16777216k(16446112k free)

vm_info: OpenJDK Server VM (20.0-b01-201010240609.ysr.cms_bail-fastdebug) for solaris-sparc JRE (1.7.0), built on Oct 23 2010 23:35:47 by "jprtadm" with Sun Studio 12u1

time: Tue Oct 26 08:14:53 2010
elapsed time: 5 seconds

# Host info: SunOS vm-t5440-01d 5.10 Generic_142900-12 sun4v sparc SUNW,T5440