HS24 crashing duing GC while following stacks on hosts with a lot of CPU cores and memory with various collectors. Issue could be reproduced on same hosts with the same testcase.

With parallel GC:
;; Using jvm: "/scratch/local/common/jdk/baseline/linux-amd64/jre/lib/amd64/server/libjvm.so"
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f6cd2f8f8e1, pid=1806, tid=140105111656192
#
# JRE version: Java(TM) SE Runtime Environment (7.0_60-b01) (build 1.7.0_60-ea-langtools-nightly-h431-20131126-b01-b01)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (24.60-b02 compiled mode linux-amd64 compressed oops)
# Problematic frame:
# V [libjvm.so+0x5bc8e1] oopDesc::size_given_klass(Klass*)+0x1
#
# Core dump written. Default location: /scratch/local/323377.JAVASE.NIGHTLY.VM.7u60_Nightly_Baseline.2013-11-26.linux-amd64_vm__server_comp_vm.gc.testlist.runTests/results/ResultDir/steal001/core or core.1806
#
# If you would like to submit a bug report, please visit:
# http://bugreport.sun.com/bugreport/crash.jsp
#
...
Stack: [0x00007f6cc3595000,0x00007f6cc3696000], sp=0x00007f6cc3694a50, free space=1022k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x5bc8e1] oopDesc::size_given_klass(Klass*)+0x1;; oopDesc::size_given_klass(Klass*)+0x1
V [libjvm.so+0x8689dc] ParCompactionManager::follow_marking_stacks()+0x1ec;; ParCompactionManager::follow_marking_stacks()+0x1ec
V [libjvm.so+0x8503be] ThreadRootsMarkingTask::do_it(GCTaskManager*, unsigned int)+0xde;; ThreadRootsMarkingTask::do_it(GCTaskManager*, unsigned int)+0xde
V [libjvm.so+0x551b9f] GCTaskThread::run()+0x12f;; GCTaskThread::run()+0x12f
V [libjvm.so+0x816178] java_start(Thread*)+0x108;; java_start(Thread*)+0x108

With G1 GC:
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f25ebd9be45, pid=907, tid=139796455053056
#
# JRE version: Java(TM) SE Runtime Environment (7.0_60-b01) (build 1.7.0_60-ea-langtools-nightly-h436-20131126-b01-b01)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (24.60-b03 compiled mode linux-amd64 compressed oops)
# Problematic frame:
# V [libjvm.so+0x5b3e45] instanceKlass::oop_follow_contents(oopDesc*)+0x3d5
#
# Core dump written. Default location: /tmp/test/core or core.907
#
# If you would like to submit a bug report, please visit:
# http://bugreport.sun.com/bugreport/crash.jsp
#
...
Stack: [0x00007f24e5fb5000,0x00007f24e60b6000], sp=0x00007f24e60b3b60, free space=1018k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x5b3e45] instanceKlass::oop_follow_contents(oopDesc*)+0x3d5
V [libjvm.so+0x781854] MarkSweep::follow_stack()+0x44
V [libjvm.so+0x8090fb] OopMapSet::all_do(frame const*, RegisterMap const*, OopClosure*, void (*)(oopDesc**, oopDesc**), OopClosure*)+0x2fb
V [libjvm.so+0x51c099] frame::oops_do_internal(OopClosure*, CodeBlobClosure*, RegisterMap*, bool)+0x99
V [libjvm.so+0x94932a] JavaThread::oops_do(OopClosure*, CodeBlobClosure*)+0x15a
V [libjvm.so+0x94a436] Threads::possibly_parallel_oops_do(OopClosure*, CodeBlobClosure*)+0x56
V [libjvm.so+0x8a6d72] SharedHeap::process_strong_roots(bool, bool, SharedHeap::ScanningOption, OopClosure*, CodeBlobClosure*, OopsInGenClosure*)+0xa2
V [libjvm.so+0x5473a2] G1MarkSweep::mark_sweep_phase1(bool&, bool)+0x72
V [libjvm.so+0x5475e5] G1MarkSweep::invoke_at_safepoint(ReferenceProcessor*, bool)+0xa5
V [libjvm.so+0x529086] G1CollectedHeap::do_collection(bool, bool, unsigned long)+0x696
V [libjvm.so+0x52a92e] G1CollectedHeap::satisfy_failed_allocation(unsigned long, bool*)+0x8e
V [libjvm.so+0x99e03f] VM_G1CollectForAllocation::doit()+0x7f
V [libjvm.so+0x99d105] VM_Operation::evaluate()+0x55
V [libjvm.so+0x99b53a] VMThread::evaluate_operation(VM_Operation*)+0xba
V [libjvm.so+0x99b8be] VMThread::loop()+0x1ce
V [libjvm.so+0x99bd30] VMThread::run()+0x70
V [libjvm.so+0x8161f8] java_start(Thread*)+0x108

With Serial GC:
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f3dd4d26843, pid=26269, tid=139903295862528
#
# JRE version: Java(TM) SE Runtime Environment (7.0_60-b01) (build 1.7.0_60-ea-langtools-nightly-h436-20131126-b01-b01)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (24.60-b03 compiled mode linux-amd64 compressed oops)
# Problematic frame:
# V [libjvm.so+0x781843] MarkSweep::follow_stack()+0x33
#
# Core dump written. Default location: /tmp/test/core or core.26269
#
# If you would like to submit a bug report, please visit:
# http://bugreport.sun.com/bugreport/crash.jsp
#
...
Stack: [0x00007f3dc630b000,0x00007f3dc640c000], sp=0x00007f3dc640a1e0, free space=1020k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x781843] MarkSweep::follow_stack()+0x33
V [libjvm.so+0x965a16] Universe::oops_do(OopClosure*, bool)+0x536
V [libjvm.so+0x8a6f4a] SharedHeap::process_strong_roots(bool, bool, SharedHeap::ScanningOption, OopClosure*, CodeBlobClosure*, OopsInGenClosure*)+0x27a
V [libjvm.so+0x562854] GenCollectedHeap::gen_process_strong_roots(int, bool, bool, bool, SharedHeap::ScanningOption, OopsInGenClosure*, bool, OopsInGenClosure*)+0x74
V [libjvm.so+0x566172] GenMarkSweep::mark_sweep_phase1(int, bool)+0xa2
V [libjvm.so+0x56686f] GenMarkSweep::invoke_at_safepoint(int, ReferenceProcessor*, bool)+0x18f
V [libjvm.so+0x572594] OneContigSpaceCardGeneration::collect(bool, bool, unsigned long, bool)+0xa4
V [libjvm.so+0x56515b] GenCollectedHeap::do_collection(bool, bool, unsigned long, bool, int)+0x54b
V [libjvm.so+0x4284c9] GenCollectorPolicy::satisfy_failed_allocation(unsigned long, bool)+0x1a9
V [libjvm.so+0x9954c4] VM_GenCollectForAllocation::doit()+0x94
V [libjvm.so+0x99d105] VM_Operation::evaluate()+0x55
V [libjvm.so+0x99b53a] VMThread::evaluate_operation(VM_Operation*)+0xba
V [libjvm.so+0x99b8be] VMThread::loop()+0x1ce
V [libjvm.so+0x99bd30] VMThread::run()+0x70
V [libjvm.so+0x8161f8] java_start(Thread*)+0x108