A VM crash:

[2013-07-05T14:04:15.20] # SIGSEGV (0xb) at pc=0xfe775860, pid=3208, tid=46
[2013-07-05T14:04:15.20] #
[2013-07-05T14:04:15.20] # JRE version: Java(TM) SE Runtime Environment (7.0_40-b32) (build 1.7.0_40-ea-b32)
[2013-07-05T14:04:15.20] # Java VM: Java HotSpot(TM) Client VM (24.0-b51 compiled mode solaris-sparc )
[2013-07-05T14:04:15.20] # Problematic frame:
[2013-07-05T14:04:15.20] # V [libjvm.so+0x375860][thread 52 also had an error]
[2013-07-05T14:04:15.22] void Par_MarkFromRootsClosure::scan_oops_in_oop(HeapWord*)+0x33c

Stack: [0xe6170000,0xe61f0000], sp=0xe61efa00, free space=510k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x375860] void Par_MarkFromRootsClosure::scan_oops_in_oop(HeapWord*)+0x33c;; __1cYPar_MarkFromRootsClosureQscan_oops_in_oop6MpnIHeapWord__v_+0x33c
V [libjvm.so+0x37551c] bool Par_MarkFromRootsClosure::do_bit(unsigned)+0xb0;; __1cYPar_MarkFromRootsClosureGdo_bit6MI_b_+0xb0
V [libjvm.so+0x21d798] bool BitMap::iterate(BitMapClosure*,unsigned,unsigned)+0x84;; __1cGBitMapHiterate6MpnNBitMapClosure_II_b_+0x84
V [libjvm.so+0x36a1fc] void CMSConcMarkingTask::do_scan_and_mark(int,CompactibleFreeListSpace*)+0x2bc;; __1cSCMSConcMarkingTaskQdo_scan_and_mark6MipnYCompactibleFreeListSpace__v_+0x2bc
V [libjvm.so+0x369cb4] void CMSConcMarkingTask::work(unsigned)+0x130;; __1cSCMSConcMarkingTaskEwork6MI_v_+0x130
V [libjvm.so+0x7cca48] void YieldingFlexibleGangWorker::loop()+0xd0;; __1cbAYieldingFlexibleGangWorkerEloop6M_v_+0xd0
V [libjvm.so+0x67a984] java_start+0x338;; java_start+0x338