atg crashed on solaris sparc with fastdebug build 20050325170339.rasbold.c2_to_main_baseline from /net/prt-archiver/data/archived_workspaces/main/baseline/2005

Machine information:
jtg-e250-5.sfbay ( running s10_b74L2a)
# uname -a
SunOS jtg-e250-5 5.10 Generic sun4u sparc SUNW,Ultra-250
java version "1.6.0-ea"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.6.0-ea-b30)
Java HotSpot(TM) 64-Bit Server VM (build 20050325170339.rasbold.c2_to_main_baseline-debug, compiled mode)

JVM flags used: 
-d64 -Xcomp -XX:+UseParallelGC -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+DisableExplicitGC

The client side of atg crashed six times in a day. Stack trace:
=>[1] __lwp_kill(0x0, 0x6, 0x0, 0xffffffff7f1eb0c0, 0xffffffff18002400,
>0x5), at 0xffffffff7f0ca124
>  [2] raise(0x6, 0x0, 0xffffffff7f0ad9d0, 0xffffffff7f1e0000,
>0xffffffffffffffff, 0x1800), at 0xffffffff7f068688
>  [3] abort(0x1, 0x1b8, 0xffffffff7d7d0db0, 0x199f00, 0x0, 0x0), at
>0xffffffff7f04620c
>  [4] os::abort(0x1, 0xffffffff7e8f7610, 0xffffffff16efe4f0,
>0xffffffff7e3c5b67, 0xffffffff7e8f7610, 0x59800), at 0xffffffff7d7c5a08
>  [5] VMError::report_and_die(0x5c800, 0xffffffff7e91c770,
>0xffffffff7e91c770, 0xffffffff7e6a04b5, 0x4d400, 0xffffffff7d7d0d90), at
>0xffffffff7d9cf358
>  [6] JVM_handle_solaris_signal(0x59800, 0x40000, 0xffffffff16efeb80,
>0x1005fa778, 0x1005fa778, 0x1), at 0xffffffff7d7cf2ec
>  [7] __sighndlr(0xa, 0xffffffff16efee60, 0xffffffff16efeb80,
>0xffffffff7d7cb1b8, 0x0, 0x9), at 0xffffffff7f0c9030
>  [8] call_user_handler(0xffffffff18002400, 0xffffffff18002400,
>0xffffffff16efeb80, 0xc, 0x0, 0x0), at 0xffffffff7f0bd7a4
>  [9] OptoRuntime::handle_wrong_method(0xbaadbabebaadbabe, 0x54800,
>0x1005fb148, 0x1005fa778, 0xffffffff7e908c04, 0xffffffff16eff550), at
>0xffffffff7d8a4420
>  [10] 0xffffffff3736d9b4(0xffffffff356401c0, 0xffffffff3458a508, 0x65,
>0xffffffff3702eb38, 0x65, 0xffffffff16efe8a1), at 0xffffffff3736d9b3
>  [11] 0xffffffff3700587c(0xffffffff350cf7d8, 0x0, 0xffffffff2072d098,
>0xffffffff370315c0, 0x0, 0xffffffff16efeb11), at 0xffffffff3700587b
>  [12] 0xffffffff372e4334(0xffffffff350d0948, 0xffffffff7e8c6fb8, 0xf4,
>0xf4, 0xffffffff16eff9e8, 0xffffffff16efeb91), at 0xffffffff372e4333
>  [13] 0xffffffff37000314(0xffffffff16eff588, 0xffffffff16eff9d8, 0xa,
>0xffffffff20441f58, 0xffffffff371a12a0, 0xffffffff16eff840), at
>0xffffffff37000313
>  [14] JavaCalls::call_helper(0xffffffff20441f58, 0xa,
>0xffffffff16eff828, 0x1005fa778, 0x1, 0xffffffff37000280), at
>0xffffffff7d2b3e14
>  [15] JavaCalls::call_virtual(0xffffffff16eff9d0, 0x5c800,
>0xffffffff7debaecf, 0x1005fb208, 0xffffffff16eff828, 0x1005fa778), at
>0xffffffff7d2b2a94
>  [16] JavaCalls::call_virtual(0xffffffff16eff9d0, 0x1005fb1e8,
>0x1005fb1f0, 0xffffffff7e92f308, 0xffffffff7e92f4a0, 0x1005fa778), at
>0xffffffff7d2b2b28
>  [17] thread_entry(0x1005fa778, 0x1005fa778, 0x274b0,
>0xffffffff7e01b7c5, 0xffffffff20444f60, 0x27400), at 0xffffffff7d409334
>  [18] JavaThread::thread_main_inner(0x1005fa778, 0x5eac0, 0xe7d9e4,
>0x1005fa778, 0x49e58, 0xffffffff7e7bf020), at 0xffffffff7d941790
>  [19] _start(0x1005fa778, 0x1, 0x4b, 0x1005fb9a8, 0xffffffff7e7bf020,
>0x3fc00), at 0xffffffff7d7c3e98

###@###.### 2005-03-28 23:25:02 GMT

hs_err_pid1078.log attached.
###@###.### 2005-03-29 00:27:55 GMT

Just realized that I should have saved yesterday's core. Old core was overwritten by a new one (Sorry). I attached the hs_err file ( hs_err_pid1078.log) The stack trace from the matching core is:
current thread: t@74
=>[1] __lwp_kill(0x0, 0x6, 0x0, 0xffffffff7f1eb0c0, 0xffffffff18002000, 0x5), at 0xffffffff7f0ca124
  [2] raise(0x6, 0x0, 0xffffffff7f0ad9d0, 0xffffffff7f1e0000, 0xffffffffffffffff, 0x1800), at 0xffffffff7f068688
  [3] abort(0x1, 0x1b8, 0xffffffff7d7d0db0, 0x199f00, 0x0, 0x0), at 0xffffffff7f04620c
  [4] os::abort(0x1, 0xffffffff7e8f7610, 0xffffffff170fd8d0, 0xffffffff7e3c5b67, 0xffffffff7e8f7610, 0x59800), at 0xffffffff7d7c5a08
  [5] VMError::report_and_die(0x5c800, 0xffffffff7e91c770, 0xffffffff7e91c770, 0xffffffff7e6a04b5, 0x4d400, 0xffffffff7d7d0d90), at 0xffffffff7d9cf358
  [6] report_assertion_failure(0xffffffff7dd7fb53, 0x3a6, 0xffffffff7dd7fba3, 0x59b80, 0x164dbbc, 0xffffffff7e8f9128), at 0xffffffff7d1714c8
  [7] frame::retrieve_receiver(0x0, 0xffffffff170fdd70, 0x10, 0x10, 0xffffffff7dd7fba3, 0xbaadbabebaadbabe), at 0xffffffff7d1d3e00
  [8] SharedRuntime::find_callee_info_helper(0x52c00, 0xffffffff170fef80, 0xffffffff170fe8cc, 0xffffffff170fe8d0, 0x1003a2438, 0x1003a2578), at 0xffffffff7d8bf580
  [9] SharedRuntime::resolve_sub_helper(0x1003a2438, 0x1, 0xffffffff3719a5f0, 0x1003a2438, 0x46c00, 0xffffffff372bec90), at 0xffffffff7d8c0358
  [10] SharedRuntime::resolve_helper(0x1003a2438, 0x1, 0x1, 0x1003a2438, 0x58c00, 0x1), at 0xffffffff7d8c009c
  [11] OptoRuntime::resolve_opt_virtual_call_C(0x4, 0x4, 0x1003a2438, 0x1003a2438, 0x1003a29d8, 0x5), at 0xffffffff7d8a5560
  [12] 0xffffffff3719a5e8(0xbaadbabebaadbabe, 0x54800, 0x1003a29d8, 0x1003a2438, 0xffffffff7e908c04, 0xffffffff170ff5d0), at 0xffffffff3719a5e7
  [13] 0xffffffff372beeb8(0xffffffff3567dc18, 0xffffffff3532cff0, 0x65, 0xffffffff3702eb38, 0x65, 0xffffffff170fe921), at 0xffffffff372beeb7
  [14] 0xffffffff3700587c(0xffffffff3567dc18, 0x0, 0xffffffff2072d098, 0xffffffff370315c0, 0x0, 0xffffffff170feb91), at 0xffffffff3700587b
  [15] 0xffffffff3723ea34(0xffffffff356aa968, 0xffffffff7e8c6fb8, 0x13c, 0x13c, 0xffffffff170ffa68, 0xffffffff170fec11), at 0xffffffff3723ea33
  [16] 0xffffffff37000314(0xffffffff170ff608, 0xffffffff170ffa58, 0xa, 0xffffffff20441f58, 0xffffffff371a12a0, 0xffffffff170ff8c0), at 0xffffffff37000313
  [17] JavaCalls::call_helper(0xffffffff20441f58, 0xa, 0xffffffff170ff8a8, 0x1003a2438, 0x1, 0xffffffff37000280), at 0xffffffff7d2b3e14
  [18] JavaCalls::call_virtual(0xffffffff170ffa50, 0x5c800, 0xffffffff7debaecf, 0x1002375d8, 0xffffffff170ff8a8, 0x1003a2438), at 0xffffffff7d2b2a94
  [19] JavaCalls::call_virtual(0xffffffff170ffa50, 0x1002375b8, 0x1002375c0, 0xffffffff7e92f308, 0xffffffff7e92f4a0, 0x1003a2438), at 0xffffffff7d2b2b28
  [20] thread_entry(0x1003a2438, 0x1003a2438, 0x274b0, 0xffffffff7e01b7c5, 0xffffffff20444f60, 0x27400), at 0xffffffff7d409334
  [21] JavaThread::thread_main_inner(0x1003a2438, 0x5eac0, 0xe7d9e4, 0x1003a2438, 0x49e58, 0xffffffff7e7bf020), at 0xffffffff7d941790
  [22] _start(0x1003a2438, 0x1, 0x4a, 0x1003a2e08, 0xffffffff7e7bf020, 0x3fc00), at 0xffffffff7d7c3e98
###@###.### 2005-03-29 00:35:30 GMT