[Mono-bugs] [Bug 75239][Maj] Changed - DNS.GetHostName() and huge number of threads

bugzilla-daemon at bugzilla.ximian.com bugzilla-daemon at bugzilla.ximian.com
Wed Jun 29 19:08:00 EDT 2005


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Changed by bmaurer at users.sf.net.

http://bugzilla.ximian.com/show_bug.cgi?id=75239

--- shadow/75239	2005-06-29 18:26:27.000000000 -0400
+++ shadow/75239.tmp.943	2005-06-29 19:08:00.000000000 -0400
@@ -147,6 +147,680 @@
         }
 }
 
 I get hangs and NREs pretty frequently on the smp box here. I had a
 harder time reproducing it on my box, but it is only a HT box, so
 maybe thats not good enough.
+
+------- Additional Comments From bmaurer at users.sf.net  2005-06-29 19:08 -------
+Got backtraces from a hang:
+
+(gdb) t a 1 bt
+
+Thread 1 (Thread 1074713696 (LWP 19828)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x822c46c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x822c470) at
+object.c:265
+#3  0x081162c5 in mono_jit_compile_method_inner (method=0x8237ab8,
+target_domain=0x21f00) at mini.c:9411
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08116063 in mono_jit_compile_method_inner (method=0x81e6130,
+target_domain=0x21f00) at mini.c:9344
+#7  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#8  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#9  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b5669 "Y\211E\uffff\203~\b",
+m=0x81e6130) at tramp-x86.c:85
+#10 0x402ee035 in ?? ()
+#11 0x409b5598 in ?? ()
+#12 0x409b532d in ?? ()
+#13 0x409b526b in ?? ()
+#14 0x08116771 in mono_jit_runtime_invoke (method=0x49f48, obj=0x1f,
+params=0xfffffffc, exc=0xfffffffc) at mini.c:9566
+#15 0x08085936 in mono_runtime_invoke (method=0xfffffffc,
+obj=0xfffffffc, params=0xfffffffc, exc=0xfffffffc) at object.c:1293
+#16 0x08088391 in mono_print_unhandled_exception (exc=0x1f) at
+object.c:3433
+#17 0x080865a9 in mono_unhandled_exception (exc=0x30ea0) at object.c:1908
+#18 0x08126c0b in mono_handle_exception (ctx=0x30ea0, obj=0x30ea0,
+original_ip=0x21f00, test_only=0) at mini-exceptions.c:640
+#19 0x0806feb6 in mono_arch_handle_exception (sigctx=0xbfffec30,
+obj=0xfffffffc, test_only=-4) at exceptions-x86.c:658
+#20 <signal handler called>
+Cannot access memory at address 0x4c
+#0  0xffffe002 in ?? ()
+(gdb) t a 2 bt
+
+Thread 2 (Thread 1103133488 (LWP 19860)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x819eaf0) at
+critical-sections.c:151
+#2  0x08083f0c in mono_runtime_class_init (vtable=0x819eaf4) at
+object.c:200
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=135916276) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8237618) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41c07a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 3 bt
+
+Thread 3 (Thread 1113828144 (LWP 19859)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8237450) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x4263aa48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 4 bt
+
+Thread 4 (Thread 1112775472 (LWP 19858)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x4130ae38) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x42539a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 5 bt
+
+Thread 5 (Thread 1111722800 (LWP 19857)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x4130ad38) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x42438a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 6 bt
+
+Thread 6 (Thread 1110670128 (LWP 19856)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x4130ac50) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x42337a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 7 bt
+
+Thread 7 (Thread 1109617456 (LWP 19855)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x819eaf0) at
+critical-sections.c:151
+#2  0x0808425b in mono_release_type_locks (thread=0x819eaf4) at
+object.c:323
+#3  0x080aae11 in thread_cleanup (thread=0x819eaf4) at threads.c:204
+#4  0x080aaf6e in start_wrapper (data=0x8231bd0) at threads.c:320
+#5  0x080e6463 in timed_thread_start_routine (args=0x8235850) at
+timed-thread.c:134
+#6  0x080f9dc4 in GC_start_routine (arg=0x42236a48) at
+pthread_support.c:1260
+#7  0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 8 bt
+
+Thread 8 (Thread 1101028144 (LWP 19854)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x82336b0) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41a05a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 9 bt
+
+Thread 9 (Thread 1106291504 (LWP 19852)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x82334e8) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41f0aa48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 10 bt
+
+Thread 10 (Thread 1104186160 (LWP 19850)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8233288) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41d08a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 11 bt
+
+Thread 11 (Thread 1097870128 (LWP 19849)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x82331f0) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41702a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 12 bt
+
+Thread 12 (Thread 1096817456 (LWP 19847)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8233028) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41601a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 13 bt
+
+Thread 13 (Thread 1102080816 (LWP 19846)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8232ef8) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41b06a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 14 bt
+
+Thread 14 (Thread 1099975472 (LWP 19844)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8232988) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41904a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 15 bt
+
+Thread 15 (Thread 1098922800 (LWP 19843)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x82328a0) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41803a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 16 bt
+
+Thread 16 (Thread 1092057904 (LWP 19841)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8232690) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41177a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 17 bt
+
+Thread 17 (Thread 1095764784 (LWP 19839)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8232478) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41500a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 18 bt
+
+Thread 18 (Thread 1088170800 (LWP 19838)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8232398) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x40dc2a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 19 bt
+
+Thread 19 (Thread 1086065456 (LWP 19837)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x82322b8) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x40bc0a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 20 bt
+
+Thread 20 (Thread 1091005232 (LWP 19835)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8205040) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x41076a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 21 bt
+
+Thread 21 (Thread 1089952560 (LWP 19834)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x81ed71c) at
+critical-sections.c:151
+#2  0x08084130 in mono_runtime_class_init (vtable=0x81ed720) at
+object.c:265
+#3  0x081164a6 in mono_jit_compile_method_with_opt (method=0x81ffdf0,
+opt=136238880) at mini.c:9435
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#6  0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#7  0x402ee035 in ?? ()
+#8  0x409b173c in ?? ()
+#9  0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#10 0x080e6463 in timed_thread_start_routine (args=0x8211858) at
+timed-thread.c:134
+#11 0x080f9dc4 in GC_start_routine (arg=0x40f75a48) at
+pthread_support.c:1260
+#12 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 22 bt
+
+Thread 22 (Thread 1087118128 (LWP 19832)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x819eaf0) at
+critical-sections.c:151
+#2  0x08083f0c in mono_runtime_class_init (vtable=0x819eaf4) at
+object.c:200
+#3  0x081162c5 in mono_jit_compile_method_inner (method=0x81e45e8,
+target_domain=0x21f00) at mini.c:9411
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0811675a in mono_jit_runtime_invoke (method=0x81e45e8, obj=0x0,
+params=0xfffffffc, exc=0xfffffffc) at mini.c:9565
+#6  0x08085936 in mono_runtime_invoke (method=0xfffffffc,
+obj=0xfffffffc, params=0xfffffffc, exc=0xfffffffc) at object.c:1293
+#7  0x08083fc8 in mono_runtime_class_init (vtable=0x409b10a0) at
+object.c:258
+#8  0x08109bb0 in mono_method_to_ir (cfg=0x8236000, method=0x8231338,
+start_bblock=0x8233a30, end_bblock=0x8233ad0, locals_offset=1,
+return_var=0x0,
+    dont_inline=0x81bda0c, inline_args=0xfffffffc, inline_offset=0,
+is_virtual_call=0) at mini.c:5239
+#9  0x081155ea in mini_method_compile (method=0x8231338,
+opts=4294967292, domain=0x21f00, run_cctors=-4, compile_aot=-4,
+parts=0) at mini.c:9014
+#10 0x08116238 in mono_jit_compile_method_inner (method=0x8231338,
+target_domain=0x21f00) at mini.c:9371
+#11 0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#12 0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#13 0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b4f8b
+"Y\205\uffffu\a3\uffff\uffff\f\001", m=0x8231338) at tramp-x86.c:85
+#14 0x402ee035 in ?? ()
+#15 0x409b3e64 in ?? ()
+#16 0x409b3dae in ?? ()
+#17 0x409b3d93 in ?? ()
+#18 0x409b1b70 in ?? ()
+#19 0x409b1a18 in ?? ()
+#20 0x409b19a8 in ?? ()
+#21 0x08116771 in mono_jit_runtime_invoke (method=0x0, obj=0x2bbc0,
+params=0xfffffffc, exc=0xfffffffc) at mini.c:9566
+#22 0x08085936 in mono_runtime_invoke (method=0xfffffffc,
+obj=0xfffffffc, params=0xfffffffc, exc=0xfffffffc) at object.c:1293
+#23 0x08083fc8 in mono_runtime_class_init (vtable=0x0) at object.c:258
+#24 0x081162c5 in mono_jit_compile_method_inner (method=0x81ffdf0,
+target_domain=0x21f00) at mini.c:9411
+#25 0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#26 0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#27 0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#28 0x402ee035 in ?? ()
+#29 0x409b173c in ?? ()
+#30 0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#31 0x080e6463 in timed_thread_start_routine (args=0x81d7d50) at
+timed-thread.c:134
+#32 0x080f9dc4 in GC_start_routine (arg=0x40cc1a48) at
+pthread_support.c:1260
+#33 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 22 bt
+
+Thread 22 (Thread 1087118128 (LWP 19832)):
+#0  0xffffe002 in ?? ()
+#1  0x080d683f in EnterCriticalSection (section=0x819eaf0) at
+critical-sections.c:151
+#2  0x08083f0c in mono_runtime_class_init (vtable=0x819eaf4) at
+object.c:200
+#3  0x081162c5 in mono_jit_compile_method_inner (method=0x81e45e8,
+target_domain=0x21f00) at mini.c:9411
+#4  0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#5  0x0811675a in mono_jit_runtime_invoke (method=0x81e45e8, obj=0x0,
+params=0xfffffffc, exc=0xfffffffc) at mini.c:9565
+#6  0x08085936 in mono_runtime_invoke (method=0xfffffffc,
+obj=0xfffffffc, params=0xfffffffc, exc=0xfffffffc) at object.c:1293
+#7  0x08083fc8 in mono_runtime_class_init (vtable=0x409b10a0) at
+object.c:258
+#8  0x08109bb0 in mono_method_to_ir (cfg=0x8236000, method=0x8231338,
+start_bblock=0x8233a30, end_bblock=0x8233ad0, locals_offset=1,
+return_var=0x0,
+    dont_inline=0x81bda0c, inline_args=0xfffffffc, inline_offset=0,
+is_virtual_call=0) at mini.c:5239
+#9  0x081155ea in mini_method_compile (method=0x8231338,
+opts=4294967292, domain=0x21f00, run_cctors=-4, compile_aot=-4,
+parts=0) at mini.c:9014
+#10 0x08116238 in mono_jit_compile_method_inner (method=0x8231338,
+target_domain=0x21f00) at mini.c:9371
+#11 0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#12 0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#13 0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b4f8b
+"Y\205\uffffu\a3\uffff\uffff\f\001", m=0x8231338) at tramp-x86.c:85
+#14 0x402ee035 in ?? ()
+#15 0x409b3e64 in ?? ()
+#16 0x409b3dae in ?? ()
+#17 0x409b3d93 in ?? ()
+#18 0x409b1b70 in ?? ()
+#19 0x409b1a18 in ?? ()
+#20 0x409b19a8 in ?? ()
+#21 0x08116771 in mono_jit_runtime_invoke (method=0x0, obj=0x2bbc0,
+params=0xfffffffc, exc=0xfffffffc) at mini.c:9566
+#22 0x08085936 in mono_runtime_invoke (method=0xfffffffc,
+obj=0xfffffffc, params=0xfffffffc, exc=0xfffffffc) at object.c:1293
+#23 0x08083fc8 in mono_runtime_class_init (vtable=0x0) at object.c:258
+#24 0x081162c5 in mono_jit_compile_method_inner (method=0x81ffdf0,
+target_domain=0x21f00) at mini.c:9411
+#25 0x081164d7 in mono_jit_compile_method (method=0xfffffffc) at
+mini.c:9448
+#26 0x0808432e in mono_compile_method (method=0xfffffffc) at object.c:384
+#27 0x08127d38 in x86_magic_trampoline (eax=-4, ecx=-4, edx=-4,
+esi=-4, edi=-4, ebx=-4, code=0x409b189d "G\201\uffff\uffff\003",
+m=0x81ffdf0) at tramp-x86.c:85
+#28 0x402ee035 in ?? ()
+#29 0x409b173c in ?? ()
+#30 0x080aaf46 in start_wrapper (data=0x0) at threads.c:293
+#31 0x080e6463 in timed_thread_start_routine (args=0x81d7d50) at
+timed-thread.c:134
+#32 0x080f9dc4 in GC_start_routine (arg=0x40cc1a48) at
+pthread_support.c:1260
+#33 0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+(gdb) t a 23 bt
+
+Thread 23 (Thread 1085012784 (LWP 19830)):
+#0  0xffffe002 in ?? ()
+#1  0x11e1a300 in ?? ()
+Cannot access memory at address 0x42c3255b
+#0  0xffffe002 in ?? ()
+(gdb) t a 24 bt
+
+Thread 24 (Thread 1083894576 (LWP 19829)):
+#0  0xffffe002 in ?? ()
+#1  0x400ae484 in start_thread () from /lib/tls/libpthread.so.0
+#0  0xffffe002 in ?? ()
+


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