[Mono-bugs] [Bug 66105][Wis] New - Delegate tests fail with unhandled exceptions
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bugzilla-daemon@bugzilla.ximian.com
Thu, 16 Sep 2004 11:39:14 -0400 (EDT)
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Changed by czimman@bloomberg.com.
http://bugzilla.ximian.com/show_bug.cgi?id=66105
--- shadow/66105 2004-09-16 11:39:14.000000000 -0400
+++ shadow/66105.tmp.5484 2004-09-16 11:39:14.000000000 -0400
@@ -0,0 +1,168 @@
+Bug#: 66105
+Product: Mono: Runtime
+Version: unspecified
+OS: SUSE 9.1
+OS Details: delegate tests fail
+Status: NEW
+Resolution:
+Severity:
+Priority: Wishlist
+Component: misc
+AssignedTo: mono-bugs@ximian.com
+ReportedBy: czimman@bloomberg.com
+QAContact: mono-bugs@ximian.com
+TargetMilestone: ---
+URL:
+Cc:
+Summary: Delegate tests fail with unhandled exceptions
+
+None of the delegate tests are working reliably:
+
+(gdb) file mono
+Reading symbols from mono...done.
+Using host libthread_db library "/lib64/tls/libthread_db.so.1".
+(gdb) set args --debug delegate1.exe
+(gdb) run
+Starting program: /usr/local/bin/mono --debug delegate1.exe
+[Thread debugging using libthread_db enabled]
+[New Thread 182906996992 (LWP 29774)]
+Detaching after fork from child process 29777.
+[New Thread 1077934432 (LWP 29778)]
+[New Thread 1082128736 (LWP 29779)]
+[New Thread 1086323040 (LWP 29780)]
+[New Thread 1090517344 (LWP 29781)]
+[New Thread 1094711648 (LWP 29782)]
+[New Thread 1098905952 (LWP 29783)]
+
+Program received signal SIGSEGV, Segmentation fault.
+[Switching to Thread 1098905952 (LWP 29783)]
+0x0000002a96804750 in ?? ()
+
+Unfortunately, it seems to be trashing the stack as well, so backtraces
+aren't very useful:
+
+(gdb) where
+#0 0x0000002a96804750 in ?? ()
+#1 0x000000000077a1b8 in ?? ()
+#2 0x0000002a9666d9f0 in ?? ()
+#3 0x0000002a9666da29 in ?? ()
+#4 0x0000002a9666aa08 in ?? ()
+#5 0x0000000000741cd0 in ?? ()
+#6 0x00000000417ff520 in ?? ()
+#7 0x0000002a9666b61c in ?? ()
+#8 0x0000000000000004 in ?? ()
+#9 0x0000000000741eb0 in ?? ()
+#10 0x00000000417ff560 in ?? ()
+#11 0x0000002a9666b506 in ?? ()
+#12 0x00000000006beea0 in ?? ()
+#13 0x0000000000761590 in ?? ()
+#14 0x00000000417ff630 in ?? ()
+#15 0x0000000000742d40 in ?? ()
+#16 0x0000000000741eb0 in ?? ()
+#17 0x0000002a9666b2b0 in ?? ()
+#18 0x00000000417ff5e0 in ?? ()
+#19 0x0000002a9666b2f7 in ?? ()
+#20 0x0000002a9666b470 in ?? ()
+#21 0x0000000000742d40 in ?? ()
+#22 0x00000000417ff630 in ?? ()
+#23 0x0000000000741eb0 in ?? ()
+#24 0x00000000006beea0 in ?? ()
+#25 0x0000000000000000 in ?? ()
+#26 0x00000000006842d0 in ?? ()
+#27 0x0000000000000000 in ?? ()
+#28 0x0000000000000000 in ?? ()
+#29 0x0000002a9666b2b0 in ?? ()
+#30 0x0000000000761b30 in ?? ()
+#31 0x0000000000741eb0 in ?? ()
+#32 0x0000000000742d40 in ?? ()
+#33 0x00000000417ff630 in ?? ()
+#34 0x0000000000761b30 in ?? ()
+#35 0x00000000004ba1f0 in mono_jit_runtime_invoke (method=0x417ff500,
+obj=0x741eb0, params=0x741cd0, exc=0x0) at mini.c:8116
+#36 0x000000000044394a in mono_runtime_invoke (method=Variable "method" is
+not available.
+) at object.c:987
+#37 0x00000000004471ec in mono_runtime_invoke_array (method=0x761b30,
+obj=0x741eb0, params=0x6c8e88, exc=0x742d40) at object.c:1674
+#38 0x000000000044734c in mono_message_invoke (target=0x741eb0,
+msg=0x742d00, exc=0x742d40, out_args=0x6c4f10) at object.c:2824
+#39 0x00000000004642c2 in async_invoke_thread (data=0x6c9ba0) at
+threadpool.c:70
+#40 0x0000000000463a77 in start_wrapper (data=Variable "data" is not
+available.
+) at threads.c:266
+#41 0x000000000049d7a5 in timed_thread_start_routine (args=Variable "args"
+is not available.
+) at timed-thread.c:135
+#42 0x00000000004b1a43 in GC_start_routine (arg=Variable "arg" is not
+available.
+) at pthread_support.c:1226
+#43 0x0000002a95c258e2 in start_thread () from /lib64/tls/libpthread.so.0
+#44 0x0000002a9604b863 in thread_start () from /lib64/tls/libc.so.6
+#45 0x0000000000000000 in ?? ()
+#46 0x0000000000000000 in ?? ()
+#47 0x0000000000000000 in ?? ()
+#48 0x0000000000000000 in ?? ()
+#49 0x0000000000000000 in ?? ()
+#50 0x0000000000000000 in ?? ()
+#51 0x0000000000000000 in ?? ()
+#52 0x0000000000000000 in ?? ()
+#53 0x0000000000000000 in ?? ()
+#54 0x0000002a96198820 in _nl_C_locobj () from /lib64/tls/libc.so.6
+#55 0x00000000417ffdc0 in ?? ()
+#56 0x0000000000000000 in ?? ()
+#57 0x0000000000000000 in ?? ()
+#58 0x0000000000000000 in ?? ()
+#59 0x0000000000000000 in ?? ()
+#60 0x0000002a961b0660 in __malloc_initialize_hook ()
+from /lib64/tls/libc.so.6
+#61 0x0000000000000000 in ?? ()
+#62 0x0000000000000000 in ?? ()
+#63 0x0000000000000000 in ?? ()
+
+...etc...
+
+It's pretty much the same state for the rest of the threads.
+
+From outside the debugger, when delegate1.exe is invoked, it usually shows:
+
+~/Mono/mono-1.1.1.20040915/mono/tests> mono --debug delegate1.exe
+
+Unhandled Exception: System.NullReferenceException: Object reference not
+set to an instance of an object
+
+Unhandled Exception: System.NullReferenceException: Object reference not
+set to an instance of an object
+
+Unhandled Exception: System.NullReferenceException: Object reference not
+set to an instance of an object
+
+Unhandled Exception: System.NullReferenceException: Object reference not
+set to an instance of an object
+
+Sometimes it'll show:
+:~/Mono/mono-1.1.1.20040915/mono/tests> mono --debug delegate1.exe
+Test.F from delegate: 1
+Test.F from delegate: 4
+Test.F from delegate: 2
+Test.F from delegate: 3
+Async Callback STATE1
+Async Callback STATE4
+Result = 1
+cant execute EndInvoke twice ... OK
+
+Unhandled Exception: System.NullReferenceException: Object reference not
+set to an instance of an object
+
+Versions:
+
+~/Mono/mono-1.1.1.20040915/mono/tests> mono --version
+Mono JIT compiler version 1.1.1.20040915, (C) 2002-2004 Novell, Inc and
+Contributors. www.go-mono.com
+ TLS: __thread
+ GC: Included Boehm (with typed GC)
+ SIGSEGV : normal
+ Globalization: none
+
+~/Mono/mono-1.1.1.20040915/mono/tests> mcs --version
+Mono C# compiler version 1.1.1.0