########## CASE 6 ########## Unhandled Exception: System.ArgumentOutOfRangeException: Offset must be a valid position in buffer Parameter name: offset at MySql.Data.MySqlClient.CompressedStream.Read (System.Byte[] buffer, Int32 offset, Int32 count) [0x00000] at MySql.Data.MySqlClient.MySqlStream.Read (System.Byte[] buffer, Int32 offset, Int32 count) [0x00000] at MySql.Data.MySqlClient.MySqlStream.ReadByte () [0x00000] at MySql.Data.MySqlClient.MySqlStream.PeekByte () [0x00000] at MySql.Data.MySqlClient.MySqlStream.OpenPacket () [0x00000] at MySql.Data.MySqlClient.NativeDriver.ReadResult (System.UInt64& affectedRows, System.Int64& lastInsertId) [0x00000] at MySql.Data.MySqlClient.MySqlDataReader.GetResultSet () [0x00000] at MySql.Data.MySqlClient.MySqlDataReader.NextResult () [0x00000] at MySql.Data.MySqlClient.MySqlCommand.ExecuteReader (CommandBehavior behavior) [0x00000] at MySql.Data.MySqlClient.MySqlCommand.ExecuteReader () [0x00000] at (wrapper remoting-invoke-with-check) MySql.Data.MySqlClient.MySqlCommand:ExecuteReader () at MySql.Data.MySqlClient.Driver.LoadCharacterSets () [0x00000] ########## CASE 5 ########## Unhandled Exception: System.NullReferenceException: Object reference not set to an instance of an object at MySql.Data.MySqlClient.CompressedStream.ReadNextPacket (Int32 len) [0x00000] at MySql.Data.MySqlClient.CompressedStream.PrepareNextPacket () [0x00000] at MySql.Data.MySqlClient.CompressedStream.Read (System.Byte[] buffer, Int32 offset, Int32 count) [0x00000] at MySql.Data.MySqlClient.MySqlStream.Read (System.Byte[] buffer, Int32 offset, Int32 count) [0x00000] at MySql.Data.MySqlClient.MySqlStream.ReadString (Int64 length) [0x00000] at MySql.Data.Types.MySqlString.MySql.Data.Types.IMySqlValue.ReadValue (MySql.Data.MySqlClient.MySqlStream stream, Int64 length, Boolean nullVal) [0x00000] at MySql.Data.MySqlClient.NativeDriver.ReadColumnValue (Int32 index, MySql.Data.MySqlClient.MySqlField field, IMySqlValue valObject) [0x00000] at MySql.Data.MySqlClient.MySqlDataReader.Read () [0x00000] at Test.MysqlStress.StressMysqlThread () [0x0009d] in /windows/D/Projekte/c#/onextwo/1x2export/MysqlStress.cs:78 ########## CASE 4 ########## Stacktrace: Native stacktrace: mono [0x485db5] mono [0x4b98f7] /lib64/libpthread.so.0 [0x7f9f915b6b30] mono [0x564c7b] [0x41f344e1] Debug info from gdb: [Thread debugging using libthread_db enabled] [New Thread 0x7f9f924bd730 (LWP 12652)] [New Thread 0x43144950 (LWP 12682)] [New Thread 0x42f43950 (LWP 12681)] [New Thread 0x4077f950 (LWP 12680)] [New Thread 0x42d42950 (LWP 12676)] [New Thread 0x42b41950 (LWP 12675)] [New Thread 0x42940950 (LWP 12672)] [New Thread 0x40c61950 (LWP 12670)] [New Thread 0x4273f950 (LWP 12669)] [New Thread 0x4253e950 (LWP 12668)] [New Thread 0x4233d950 (LWP 12667)] [New Thread 0x41eaa950 (LWP 12666)] [New Thread 0x41a0b950 (LWP 12665)] [New Thread 0x41794950 (LWP 12664)] [New Thread 0x40513950 (LWP 12663)] [New Thread 0x4213c950 (LWP 12661)] [New Thread 0x41593950 (LWP 12660)] [New Thread 0x40a60950 (LWP 12658)] [New Thread 0x40ec4950 (LWP 12655)] [New Thread 0x41c42950 (LWP 12654)] [New Thread 0x41185950 (LWP 12653)] 0x00007f9f915b6251 in nanosleep () from /lib64/libpthread.so.0 21 Thread 0x41185950 (LWP 12653) 0x00007f9f915b6251 in nanosleep () from /lib64/libpthread.so.0 20 Thread 0x41c42950 (LWP 12654) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 19 Thread 0x40ec4950 (LWP 12655) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 18 Thread 0x40a60950 (LWP 12658) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 17 Thread 0x41593950 (LWP 12660) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 16 Thread 0x4213c950 (LWP 12661) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 15 Thread 0x40513950 (LWP 12663) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 14 Thread 0x41794950 (LWP 12664) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 13 Thread 0x41a0b950 (LWP 12665) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 12 Thread 0x41eaa950 (LWP 12666) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 11 Thread 0x4233d950 (LWP 12667) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 10 Thread 0x4253e950 (LWP 12668) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 9 Thread 0x4273f950 (LWP 12669) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 8 Thread 0x40c61950 (LWP 12670) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 7 Thread 0x42940950 (LWP 12672) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 6 Thread 0x42b41950 (LWP 12675) 0x00007f9f915b4d01 in sem_wait () from /lib64/libpthread.so.0 5 Thread 0x42d42950 (LWP 12676) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 4 Thread 0x4077f950 (LWP 12680) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 3 Thread 0x42f43950 (LWP 12681) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 2 Thread 0x43144950 (LWP 12682) 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 1 Thread 0x7f9f924bd730 (LWP 12652) 0x00007f9f915b6251 in nanosleep () from /lib64/libpthread.so.0 Thread 21 (Thread 0x41185950 (LWP 12653)): #0 0x00007f9f915b6251 in nanosleep () from /lib64/libpthread.so.0 #1 0x000000000057ffc5 in collection_thread (unused=) at collection.c:34 #2 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #4 0x0000000000000000 in ?? () Thread 20 (Thread 0x41c42950 (LWP 12654)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b4cff in sem_wait () from /lib64/libpthread.so.0 #4 0x00000000005160de in finalizer_thread (unused=) at gc.c:935 #5 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #6 0x00000000005747ab in thread_start_routine (args=0x916770) at threads.c:286 #7 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #8 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #9 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #10 0x0000000000000000 in ?? () Thread 19 (Thread 0x40ec4950 (LWP 12655)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f910cc688 in epoll_wait () from /lib64/libc.so.6 #4 0x00000000005a7d7c in socket_io_epoll_main (p=) at threadpool.c:600 #5 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #6 0x00000000005747ab in thread_start_routine (args=0x9169c8) at threads.c:286 #7 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #8 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #9 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #10 0x0000000000000000 in ?? () Thread 18 (Thread 0x40a60950 (LWP 12658)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b305d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #4 0x00000000005779f7 in _wapi_handle_timedwait_signal_handle (handle=0x40f, timeout=0x40a5fc10, alertable=1, poll=9530312) at handles.c:1603 #5 0x000000000056e755 in WaitForSingleObjectEx (handle=0x40f, timeout=3717, alertable=1) at wait.c:207 #6 0x00000000004f8a52 in ves_icall_System_Threading_WaitHandle_WaitOne_internal (this=, handle=0x40f, ms=3717, exitContext=) at threads.c:1446 #7 0x000000004129a06e in ?? () #8 0x0000000000964880 in ?? () #9 0x00007f9f90228c80 in ?? () #10 0x00007f9f901d0e10 in ?? () #11 0x0000000041299ec4 in ?? () #12 0x0000000000000000 in ?? () Thread 17 (Thread 0x41593950 (LWP 12660)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b6251 in nanosleep () from /lib64/libpthread.so.0 #4 0x00000000005739a3 in SleepEx (ms=500, alertable=) at threads.c:1025 #5 0x00000000005a9639 in start_idle_threads (data=0x0) at threadpool.c:1040 #6 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #7 0x00000000005747ab in thread_start_routine (args=0x916f40) at threads.c:286 #8 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #9 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #10 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #11 0x0000000000000000 in ?? () Thread 16 (Thread 0x4213c950 (LWP 12661)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b305d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #4 0x00000000005779f7 in _wapi_handle_timedwait_signal_handle (handle=0x401, timeout=0x4213bf50, alertable=1, poll=9527512) at handles.c:1603 #5 0x000000000056e755 in WaitForSingleObjectEx (handle=0x401, timeout=1000, alertable=1) at wait.c:207 #6 0x00000000005a9088 in async_invoke_thread (data=0xfffffffffffffffc) at threadpool.c:1407 #7 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #8 0x00000000005747ab in thread_start_routine (args=0x917008) at threads.c:286 #9 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #10 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #12 0x0000000000000000 in ?? () Thread 15 (Thread 0x40513950 (LWP 12663)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b305d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #4 0x00000000005779f7 in _wapi_handle_timedwait_signal_handle (handle=0x401, timeout=0x40512f50, alertable=1, poll=9527512) at handles.c:1603 #5 0x000000000056e755 in WaitForSingleObjectEx (handle=0x401, timeout=1000, alertable=1) at wait.c:207 #6 0x00000000005a9088 in async_invoke_thread (data=0xfffffffffffffffc) at threadpool.c:1407 #7 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #8 0x00000000005747ab in thread_start_routine (args=0x9170d0) at threads.c:286 #9 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #10 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #12 0x0000000000000000 in ?? () Thread 14 (Thread 0x41794950 (LWP 12664)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5dba in recvfrom () from /lib64/libpthread.so.0 #4 0x000000000057931b in _wapi_recvfrom (fd=7, buf=0x7f9f9002a020, len=4096, recv_flags=0, from=0x0, fromlen=0x0) at sockets.c:589 #5 0x00000000005adc11 in ves_icall_System_Net_Sockets_Socket_Receive_internal (sock=7, buffer=, offset=45, count=4096, flags=0, error=0x0) at socket-io.c:1443 #6 0x000000004129c877 in ?? () #7 0x00000000008e4880 in ?? () #8 0x000000004129cbfc in ?? () #9 0x00007f9f901a6ac0 in ?? () #10 0x000000004129b478 in ?? () #11 0x00007f9f901cd5a0 in ?? () #12 0x00007f9f901cd5a0 in ?? () #13 0x00000000417939d0 in ?? () #14 0x00007f9f9002a000 in ?? () #15 0x0000000000000000 in ?? () Thread 13 (Thread 0x41a0b950 (LWP 12665)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5dba in recvfrom () from /lib64/libpthread.so.0 #4 0x000000000057931b in _wapi_recvfrom (fd=5, buf=0x7f9f90122020, len=4096, recv_flags=0, from=0x0, fromlen=0x0) at sockets.c:589 #5 0x00000000005adc11 in ves_icall_System_Net_Sockets_Socket_Receive_internal (sock=5, buffer=, offset=45, count=4096, flags=0, error=0x0) at socket-io.c:1443 #6 0x000000004129c877 in ?? () #7 0x0000000000984210 in ?? () #8 0x00007f9f8c2249c0 in ?? () #9 0x00007f9f8c2249c0 in ?? () #10 0x00000000008981e0 in ?? () #11 0x00007f9f901cd6e0 in ?? () #12 0x00007f9f901cd6e0 in ?? () #13 0x0000000041a0a830 in ?? () #14 0x00007f9f90122000 in ?? () #15 0x0000000000000000 in ?? () Thread 12 (Thread 0x41eaa950 (LWP 12666)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5dba in recvfrom () from /lib64/libpthread.so.0 #4 0x000000000057931b in _wapi_recvfrom (fd=6, buf=0x7f9f90127020, len=4096, recv_flags=0, from=0x0, fromlen=0x0) at sockets.c:589 #5 0x00000000005adc11 in ves_icall_System_Net_Sockets_Socket_Receive_internal (sock=6, buffer=, offset=45, count=4096, flags=0, error=0x0) at socket-io.c:1443 #6 0x000000004129c877 in ?? () #7 0x00000000009d0f50 in ?? () #8 0x000000004129cbfc in ?? () #9 0x00007f9f901a6e00 in ?? () #10 0x000000004129b478 in ?? () #11 0x00007f9f901cd690 in ?? () #12 0x00007f9f901cd690 in ?? () #13 0x0000000041ea99d0 in ?? () #14 0x00007f9f90127000 in ?? () #15 0x0000000000000000 in ?? () Thread 11 (Thread 0x4233d950 (LWP 12667)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b54c2 in __lll_lock_wait () from /lib64/libpthread.so.0 #4 0x00007f9f915b0ca0 in _L_lock_102 () from /lib64/libpthread.so.0 #5 0x00007f9f915b05ae in pthread_mutex_lock () from /lib64/libpthread.so.0 #6 0x0000000000595f82 in GC_gcj_malloc (lb=48, ptr_to_struct_containing_descr=0x7f9f8c04f4a8) at gcj_mlc.c:153 #7 0x0000000041174cb5 in ?? () #8 0x0000000000a3a3a0 in ?? () #9 0x0000000000000013 in ?? () #10 0x00007f9f90100dd0 in ?? () #11 0x00007f9f900ffd20 in ?? () #12 0x00007f9f9027bd90 in ?? () #13 0x000000004233caf0 in ?? () #14 0x000000004233c9f0 in ?? () #15 0x0000000000000013 in ?? () #16 0x0000000000000000 in ?? () Thread 10 (Thread 0x4253e950 (LWP 12668)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b305d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #4 0x00000000005779f7 in _wapi_handle_timedwait_signal_handle (handle=0x40b, timeout=0x4253df60, alertable=1, poll=9529512) at handles.c:1603 #5 0x000000000056e755 in WaitForSingleObjectEx (handle=0x40b, timeout=1000, alertable=1) at wait.c:207 #6 0x00000000005a947f in async_invoke_io_thread (data=0xfffffffffffffffc) at threadpool.c:336 #7 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #8 0x00000000005747ab in thread_start_routine (args=0x917af8) at threads.c:286 #9 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #10 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #12 0x0000000000000000 in ?? () Thread 9 (Thread 0x4273f950 (LWP 12669)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b305d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #4 0x00000000005779f7 in _wapi_handle_timedwait_signal_handle (handle=0x40b, timeout=0x4273ef60, alertable=1, poll=9529512) at handles.c:1603 #5 0x000000000056e755 in WaitForSingleObjectEx (handle=0x40b, timeout=1000, alertable=1) at wait.c:207 #6 0x00000000005a947f in async_invoke_io_thread (data=0xfffffffffffffffc) at threadpool.c:336 #7 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #8 0x00000000005747ab in thread_start_routine (args=0x917bc0) at threads.c:286 #9 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #10 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #12 0x0000000000000000 in ?? () Thread 8 (Thread 0x40c61950 (LWP 12670)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5dba in recvfrom () from /lib64/libpthread.so.0 #4 0x000000000057931b in _wapi_recvfrom (fd=9, buf=0x7f9f90137020, len=4096, recv_flags=0, from=0x0, fromlen=0x0) at sockets.c:589 #5 0x00000000005adc11 in ves_icall_System_Net_Sockets_Socket_Receive_internal (sock=9, buffer=, offset=45, count=4096, flags=0, error=0x0) at socket-io.c:1443 #6 0x000000004129c877 in ?? () #7 0x0000000000a635a0 in ?? () #8 0x0000000000000000 in ?? () Thread 7 (Thread 0x42940950 (LWP 12672)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b305d in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #4 0x00000000005779f7 in _wapi_handle_timedwait_signal_handle (handle=0x40b, timeout=0x4293ff60, alertable=1, poll=9529512) at handles.c:1603 #5 0x000000000056e755 in WaitForSingleObjectEx (handle=0x40b, timeout=1000, alertable=1) at wait.c:207 #6 0x00000000005a947f in async_invoke_io_thread (data=0xfffffffffffffffc) at threadpool.c:336 #7 0x00000000004f7042 in start_wrapper (data=) at threads.c:623 #8 0x00000000005747ab in thread_start_routine (args=0x917e18) at threads.c:286 #9 0x0000000000599fbc in GC_start_routine (arg=) at pthread_support.c:1382 #10 0x00007f9f915af040 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9f910cc08d in clone () from /lib64/libc.so.6 #12 0x0000000000000000 in ?? () Thread 6 (Thread 0x42b41950 (LWP 12675)): #0 0x00007f9f915b4d01 in sem_wait () from /lib64/libpthread.so.0 #1 0x0000000000596fac in GC_stop_world () at pthread_stop_world.c:401 #2 0x000000000058f8a4 in GC_stopped_mark (stop_func=0x58f480 ) at alloc.c:503 #3 0x000000000059035f in GC_try_to_collect_inner (stop_func=0x58f480 ) at alloc.c:382 #4 0x0000000000590acf in GC_collect_or_expand (needed_blocks=17, ignore_off_page=0) at alloc.c:1045 #5 0x000000000059dd47 in GC_alloc_large (lw=8196, k=0, flags=0) at malloc.c:60 #6 0x000000000059dfee in GC_generic_malloc (lb=65568, k=0) at malloc.c:204 #7 0x000000000059e200 in GC_malloc_atomic (lb=65568) at malloc.c:270 #8 0x0000000000525e19 in mono_array_new_specific (vtable=0x7f9f8c007fa0, n=65536) at object.c:3536 #9 0x0000000041173438 in ?? () #10 0x0000000000a3ba70 in ?? () #11 0x00007f9f90126c30 in ?? () #12 0x00007f9f901263a8 in ?? () #13 0x00007f9f90126c30 in ?? () #14 0x0000000000000006 in ?? () #15 0x0000000042b40900 in ?? () #16 0x0000000042b40860 in ?? () #17 0x0000000000000008 in ?? () #18 0x000000000000000f in ?? () #19 0x0000000000000008 in ?? () #20 0x00007f9f8bd88ea0 in ?? () #21 0x0000000040571f64 in ?? () #22 0x0000000000a3ba70 in ?? () #23 0x00007f9f8bdb78c0 in ?? () #24 0x000000000000002e in ?? () #25 0xffffffffffffffff in ?? () #26 0x00007f9f90182900 in ?? () #27 0x00007f9f8bdb78c0 in ?? () #28 0x000000000000002e in ?? () #29 0x00007f9f90126c30 in ?? () #30 0x0000000042b40940 in ?? () #31 0x0000000040571db0 in ?? () #32 0x0000000000000000 in ?? () Thread 5 (Thread 0x42d42950 (LWP 12676)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5dba in recvfrom () from /lib64/libpthread.so.0 #4 0x000000000057931b in _wapi_recvfrom (fd=11, buf=0x7f9f9017d020, len=4096, recv_flags=0, from=0x0, fromlen=0x0) at sockets.c:589 #5 0x00000000005adc11 in ves_icall_System_Net_Sockets_Socket_Receive_internal (sock=11, buffer=, offset=45, count=4096, flags=0, error=0x0) at socket-io.c:1443 #6 0x000000004129c877 in ?? () #7 0x0000000000a63ae0 in ?? () #8 0x000000004129cbfc in ?? () #9 0x00007f9f901a6100 in ?? () #10 0x000000004129b478 in ?? () #11 0x00007f9f901d0820 in ?? () #12 0x00007f9f901d0820 in ?? () #13 0x0000000042d419d0 in ?? () #14 0x00007f9f9017d000 in ?? () #15 0x0000000000000000 in ?? () Thread 4 (Thread 0x4077f950 (LWP 12680)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5dba in recvfrom () from /lib64/libpthread.so.0 #4 0x000000000057931b in _wapi_recvfrom (fd=12, buf=0x7f9f9017f020, len=4096, recv_flags=0, from=0x0, fromlen=0x0) at sockets.c:589 #5 0x00000000005adc11 in ves_icall_System_Net_Sockets_Socket_Receive_internal (sock=12, buffer=, offset=45, count=4096, flags=0, error=0x0) at socket-io.c:1443 #6 0x000000004129c877 in ?? () #7 0x0000000000a546d0 in ?? () #8 0x0000000000000000 in ?? () Thread 3 (Thread 0x42f43950 (LWP 12681)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5909 in read () from /lib64/libpthread.so.0 #4 0x0000000000485f10 in mono_handle_native_sigsegv (signal=, ctx=) at mini-exceptions.c:1480 #5 0x00000000004b98f7 in mono_arch_handle_altstack_exception (sigctx=0x7f9f8bdd8c40, fault_addr=, stack_ovf=0) at exceptions-amd64.c:910 #6 Backtrace stopped: previous frame inner to this frame (corrupt stack?) Thread 2 (Thread 0x43144950 (LWP 12682)): #0 0x00007f9f9102b9db in sigsuspend () from /lib64/libc.so.6 #1 0x0000000000596a8a in GC_suspend_handler (sig=) at pthread_stop_world.c:169 #2 #3 0x00007f9f915b5dbc in recvfrom () from /lib64/libpthread.so.0 #4 0x000000000057931b in _wapi_recvfrom (fd=14, buf=0x7f9f90160020, len=4096, recv_flags=0, from=0x0, fromlen=0x0) at sockets.c:589 #5 0x00000000005adc11 in ves_icall_System_Net_Sockets_Socket_Receive_internal (sock=14, buffer=, offset=3892, count=4096, flags=0, error=0x0) at socket-io.c:1443 #6 0x000000004129c877 in ?? () #7 0x00000000009f6830 in ?? () #8 0x0000000000000000 in ?? () Thread 1 (Thread 0x7f9f924bd730 (LWP 12652)): #0 0x00007f9f915b6251 in nanosleep () from /lib64/libpthread.so.0 #1 0x0000000000573a32 in SleepEx (ms=0, alertable=) at threads.c:1025 #2 0x00000000004f908f in ves_icall_System_Threading_Thread_Sleep_internal (ms=1000) at threads.c:1056 #3 0x0000000041807dc5 in ?? () #4 0x00000000008db5a0 in ?? () #5 0x00007f9f92376b40 in ?? () #6 0x00007f9f9018b178 in ?? () #7 0x000000000000000b in ?? () #8 0x0000000000000000 in ?? () #0 0x00007f9f915b6251 in nanosleep () from /lib64/libpthread.so.0 SELECT * FROM t1 WHERE id > 10 SELECT * FROM t1 WHERE id > 98 SELECT * FROM t1 WHERE id > 43 ================================================================= Got a SIGSEGV while executing native code. This usually indicates a fatal error in the mono runtime or one of the native libraries used by your application. =================================================================