multithreading - A fatal error has been detected by the Java Runtime Environment while running concurrent Java NIO Server(Netty) in ECLIPSE -

we have netty server running in eclipse in debug mode, after running server week load of 5k clients. jvm issued following error. a fatal error has been detected java runtime environment. please advise

the hs_err_pid29200.mdmp follows

    #     # fatal error has been detected java runtime environment:     #     #  exception_access_violation (0xc0000005) @ pc=0x00000000716462c7, pid=29200, tid=13272     #     # jre version: 7.0_21-b11     # java vm: java hotspot(tm) 64-bit server vm (23.21-b01 mixed mode windows-amd64 compressed oops)     # problematic frame:     # v  [jvm.dll+0x362c7]     #     # core dump written. default location: c:\eclipse\netty\hs_err_pid29200.mdmp     #     # if submit bug report, please visit:     #   http://bugreport.sun.com/bugreport/crash.jsp     #  ---------------  t h r e d  ---------------  current thread (0x000000000dac5000):  javathread "jdwp transport listener: dt_socket" daemon [_thread_in_vm, id=13272, stack(0x000000000e9a0000,0x000000000eaa0000)]  siginfo: exceptioncode=0xc0000005, reading address 0x0000000000000010  registers: rax=0x0000000000000010, rbx=0x000000000dac5000, rcx=0x0000000000000000, rdx=0x0000000071b3fff8 rsp=0x000000000ea9f1f8, rbp=0x0000000780497130, rsi=0x0000000000000000, rdi=0x000000000dac6d00 r8 =0x0000000000000000, r9 =0x000000000ea9f380, r10=0x0000000000000000, r11=0x000000007343f590 r12=0x0000000780496f98, r13=0x0000000001db4c50, r14=0x0000000000000001, r15=0x0000000000000000 rip=0x00000000716462c7, eflags=0x0000000000010246  top of stack: (sp=0x000000000ea9f1f8) 0x000000000ea9f1f8:   0000000071762e66 0000000001f1c210 0x000000000ea9f208:   0000000072a38b57 000000000dac5000 0x000000000ea9f218:   0000000000000000 0000000000000000 0x000000000ea9f228:   000000000dac6cd0 0000000001db4930 0x000000000ea9f238:   0000000001db4920 0000000001db4d08 0x000000000ea9f248:   0000000001db4d20 0000000001db4930 0x000000000ea9f258:   000000000dac5000 0000000000000000 0x000000000ea9f268:   0000000001f1c210 000000000dac5000 0x000000000ea9f278:   000000000dac6d00 0000000001db4d10 0x000000000ea9f288:   0000000001db4d20 0000000001db50f8 0x000000000ea9f298:   000000000ea9f6b0 0000000000000000 0x000000000ea9f2a8:   0000000000000000 0000000000000000 0x000000000ea9f2b8:   0000000000000000 000000000daccc48 0x000000000ea9f2c8:   000000000ea9f3d0 0000000001f19780 0x000000000ea9f2d8:   000000000ea9f380 000000000dac5000 0x000000000ea9f2e8:   00000000718b9547 0000000001f19780   instructions: (pc=0x00000000716462c7) 0x00000000716462a7:   05 64 38 62 00 83 f8 ff 74 03 89 14 08 f3 c3 cc 0x00000000716462b7:   cc cc cc cc cc cc cc cc cc 48 63 05 7d fc 65 00 0x00000000716462c7:   48 8b 04 08 c3 cc cc cc cc 48 63 05 6d fc 65 00 0x00000000716462d7:   48 89 14 08 c3 cc cc cc cc 48 63 05 59 fc 65 00    register memory mapping:  rax=0x0000000000000010 unknown value rbx=0x000000000dac5000 thread rcx=0x0000000000000000 unknown value rdx=0x0000000071b3fff8 unknown value rsp=0x000000000ea9f1f8 pointing stack thread: 0x000000000dac5000 rbp=0x0000000780497130 oop [c   - klass: {type array char}  - length: 3 rsi=0x0000000000000000 unknown value rdi=0x000000000dac6d00 unknown value r8 =0x0000000000000000 unknown value r9 =0x000000000ea9f380 pointing stack thread: 0x000000000dac5000 r10=0x0000000000000000 unknown value r11=0x000000007343f590 unknown value r12=0x0000000780496f98 oop [ljava.lang.thread;   - klass: 'java/lang/thread'[]  - length: 128 r13=0x0000000001db4c50 unknown value r14=0x0000000000000001 unknown value r15=0x0000000000000000 unknown value   stack: [0x000000000e9a0000,0x000000000eaa0000],  sp=0x000000000ea9f1f8,  free space=1020k native frames: (j=compiled java code, j=interpreted, vv=vm code, c=native code) v  [jvm.dll+0x362c7]    ---------------  s y s t e m  ---------------  os: windows nt 6.1 , 64 bit build 7601 service pack 1  cpu:total 8 (4 cores per cpu, 1 threads per core) family 6 model 26 stepping 5, cmov, cx8, fxsr, mmx, sse, sse2, sse3, ssse3, sse4.1, sse4.2, popcnt, tsc, tscinvbit, tscinv  memory: 4k page, physical 8375388k(3128568k free), swap 16748916k(11387960k free)  vm_info: java hotspot(tm) 64-bit server vm (23.21-b01) windows-amd64 jre (1.7.0_21-b11), built on apr  4 2013 08:11:28 "java_re" unknown ms vc++:1600  time: fri jul 19 09:29:19 2013 elapsed time: 195988 seconds 

thanks time

gk

this sounds bug in jvm. please upgrade latest