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paiprashanth / ardupilot-mega

Automatically exported from code.google.com/p/ardupilot-mega
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One or two crashes where the application stopped responding: (v1.2.50) #917

Open GoogleCodeExporter opened 8 years ago

GoogleCodeExporter commented 8 years ago 
....  
bps 1414 loss 336 left 7 mem 98.609375      
HUD 10 hz drawtime 8 gl True
bps 1448 loss 336 left 0 mem 99.23046875      
HUD 10 hz drawtime 8 gl True
FATAL Program - Fatal app exception
System.NullReferenceException: Object reference not set to an instance of an 
object
  at System.Windows.Forms.XEventQueue+PaintQueue.Dequeue () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.XplatUIX11.GetMessage (System.Object queue_id, System.Windows.Forms.MSG& msg, IntPtr handle, Int32 wFilterMin, Int32 wFilterMax) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.XplatUI.GetMessage (System.Object queue_id, System.Windows.Forms.MSG& msg, IntPtr hWnd, Int32 wFilterMin, Int32 wFilterMax) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Application.RunLoop (Boolean Modal, System.Windows.Forms.ApplicationContext context) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Application.Run (System.Windows.Forms.ApplicationContext context) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Application.Run (System.Windows.Forms.Form mainForm) [0x00000] in <filename unknown>:0 
  at ArdupilotMega.Program.Main () [0x00000] in <filename unknown>:0 
System.NullReferenceException: Object reference not set to an instance of an 
object
  at System.Windows.Forms.XEventQueue+PaintQueue.Dequeue () [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.XplatUIX11.GetMessage (System.Object queue_id, System.Windows.Forms.MSG& msg, IntPtr handle, Int32 wFilterMin, Int32 wFilterMax) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.XplatUI.GetMessage (System.Object queue_id, System.Windows.Forms.MSG& msg, IntPtr hWnd, Int32 wFilterMin, Int32 wFilterMax) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Application.RunLoop (Boolean Modal, System.Windows.Forms.ApplicationContext context) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Application.Run (System.Windows.Forms.ApplicationContext context) [0x00000] in <filename unknown>:0 
  at System.Windows.Forms.Application.Run (System.Windows.Forms.Form mainForm) [0x00000] in <filename unknown>:0 
  at ArdupilotMega.Program.Main () [0x00000] in <filename unknown>:0 

Press any key to exit!

.......
bps 789 loss 357 left 3 mem 123.5703125      
INFO ArdupilotMega.MAVLink - lost 19 pkts 3533
bps 1473 loss 358 left 0 mem 124.16015625      
INFO ArdupilotMega.MAVLink - lost 71 pkts 3537
bps 1352 loss 359 left 9 mem 124.68359375      
bps 1396 loss 359 left 4 mem 125.21875      
bps 1343 loss 359 left 0 mem 125.80859375      
bps 1328 loss 359 left 3 mem 126.328125      
*** Error in `mono': double free or corruption (!prev): 0x00000000022d3810 ***
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x80a46)[0x7f6eb7e45a46]
/usr/lib/x86_64-linux-gnu/libfontconfig.so.1(+0x1b196)[0x7f6eae7a8196]
/usr/lib/x86_64-linux-gnu/libfontconfig.so.1(FcPatternDestroy+0x82)[0x7f6eae7a83
82]
/usr/lib/libgdiplus.so.0(GdipDeleteFontFamily+0xf8)[0x7f6eafdaeb68]
/usr/lib/libgdiplus.so.0(GdipDeleteFont+0x1c)[0x7f6eafdaf56c]
[0x40bb168b]
======= Memory map: ========
00400000-006e4000 r-xp 00000000 08:01 273950                             
/usr/bin/mono
008e4000-008e5000 r--p 002e4000 08:01 273950                             
/usr/bin/mono
008e5000-008ee000 rw-p 002e5000 08:01 273950                             
/usr/bin/mono
008ee000-00928000 rw-p 00000000 00:00 0 
01fe1000-3fe09000 rw-p 00000000 00:00 0                                  [heap]
40050000-40061000 rwxp 00000000 00:00 0 
400d4000-400f6000 rwxp 00000000 00:00 0 
4013a000-4014b000 rwxp 00000000 00:00 0 
40172000-40183000 rwxp 00000000 00:00 0 
401e3000-401f4000 rwxp 00000000 00:00 0 
40229000-4023a000 rwxp 00000000 00:00 0 
402f3000-40304000 rwxp 00000000 00:00 0 
40325000-40326000 ---p 00000000 00:00 0 
403e4000-403f5000 rwxp 00000000 00:00 0 
404dd000-404ff000 rwxp 00000000 00:00 0 
40569000-4057a000 rwxp 00000000 00:00 0 
405c1000-405d2000 rwxp 00000000 00:00 0 
405d6000-405e7000 rwxp 00000000 00:00 0 
40624000-40635000 rwxp 00000000 00:00 0 
406d4000-406e5000 rwxp 00000000 00:00 0 
40771000-40782000 rwxp 00000000 00:00 0 
40826000-40837000 rwxp 00000000 00:00 0 
4087f000-40890000 rwxp 00000000 00:00 0 
408f7000-40908000 rwxp 00000000 00:00 0 
40981000-40992000 rwxp 00000000 00:00 0 
409c1000-409d2000 rwxp 00000000 00:00 0 
40a0f000-40a20000 rwxp 00000000 00:00 0 
40b15000-40b26000 rwxp 00000000 00:00 0 
40ba9000-40bba000 rwxp 00000000 00:00 0 
40bd3000-40be4000 rwxp 00000000 00:00 0 
40bee000-40bff000 rwxp 00000000 00:00 0 
40c1f000-40c30000 rwxp 00000000 00:00 0 
40c3e000-40c3f000 r--p 00000000 00:00 0 
40c3f000-40c50000 rwxp 00000000 00:00 0 
40c8a000-40c9b000 rwxp 00000000 00:00 0 
40ca0000-40cc2000 rwxp 00000000 00:00 0 
40d01000-40d12000 rwxp 00000000 00:00 0 
40d82000-40d93000 rwxp 00000000 00:00 0 
40df1000-40e02000 rwxp 00000000 00:00 0 
40eaa000-40ebb000 rwxp 00000000 00:00 0 
40edb000-40eec000 rwxp 00000000 00:00 0 
40f48000-40f59000 rwxp 00000000 00:00 0 
40f5c000-40f8f000 rwxp 00000000 00:00 0 
40ff8000-41009000 rwxp 00000000 00:00 0 
410b1000-410c2000 rwxp 00000000 00:00 0 
411ab000-411bc000 rwxp 00000000 00:00 0 
41295000-412a6000 rwxp 00000000 00:00 0 
412be000-412cf000 rwxp 00000000 00:00 0 
41306000-41317000 rwxp 00000000 00:00 0 
4132a000-4133b000 rwxp 00000000 00:00 0 
41443000-41454000 rwxp 00000000 00:00 0 
414ee000-414ff000 rwxp 00000000 00:00 0 
41506000-41517000 rwxp 00000000 00:00 0 
415b8000-415eb000 rwxp 00000000 00:00 0 
41626000-41637000 rwxp 00000000 00:00 0 
41652000-41663000 rwxp 00000000 00:00 0 
41713000-41724000 rwxp 00000000 00:00 0 
4183c000-4184d000 rwxp 00000000 00:00 0 
4184e000-4185f000 rwxp 00000000 00:00 0 
4186f000-41880000 rwxp 00000000 00:00 0 
418bd000-418ce000 rwxp 00000000 00:00 0 
41976000-41987000 rwxp 00000000 00:00 0 
41a1f000-41a30000 rwxp 00000000 00:00 0 
41a9b000-41aac000 rwxp 00000000 00:00 0 
41b5d000-41b6e000 rwxp 00000000 00:00 0 
41bd6000-41be7000 rwxp 00000000 00:00 0 
41c11000-41c22000 rwxp 00000000 00:00 0 
41cbc000-41ccd000 rwxp 00000000 00:00 0 
41d22000-41d33000 rwxp 00000000 00:00 0 
41e6e000-41e7f000 rwxp 00000000 00:00 0 
41e8b000-41e9c000 rwxp 00000000 00:00 0 
41ea4000-41eb5000 rwxp 00000000 00:00 0 
41f0f000-41f31000 rwxp 00000000 00:00 0 
41fa2000-41fb3000 rwxp 00000000 00:00 0 
7f6df859c000-7f6df85b4000 rw-s 00000000 00:04 193157                     /drm 
mm object (deleted)
7f6df85b4000-7f6df85cc000 rw-s 00000000 00:04 193156                     /drm 
mm object (deleted)
7f6df85cc000-7f6df85dc000 rw-p 00000000 00:00 0 
7f6df85dc000-7f6df85f4000 rw-s 00000000 00:04 194017                     /drm 
mm object (deleted)
7f6df85f4000-7f6df860c000 rw-s 00000000 00:04 192004                     /drm 
mm object (deleted)
7f6df860c000-7f6df8624000 rw-s 00000000 00:04 194015                     /drm 
mm object (deleted)
7f6df8624000-7f6df863c000 rw-s 00000000 00:04 193015                     /drm 
mm object (deleted)
7f6df863c000-7f6df8654000 rw-s 00000000 00:04 194685                     /drm 
mm object (deleted)
7f6df8654000-7f6df866c000 rw-s 00000000 00:04 194681                     /drm 
mm object (deleted)
7f6df866c000-7f6df8684000 rw-s 00000000 00:04 194004                     /drm 
mm object (deleted)
7f6df8684000-7f6df869c000 rw-s 00000000 00:04 194003                     /drm 
mm object (deleted)
7f6df869c000-7f6df86b4000 rw-s 00000000 00:04 194002                     /drm 
mm object (deleted)
7f6df86b4000-7f6df86cc000 rw-s 00000000 00:04 194675                     /drm 
mm object (deleted)
7f6df86cc000-7f6df86e4000 rw-s 00000000 00:04 194674                     /drm 
mm object (deleted)
7f6df86e4000-7f6df86fc000 rw-s 00000000 00:04 194673                     /drm 
mm object (deleted)
7f6df86fc000-7f6df8714000 rw-s 00000000 00:04 193996                     /drm 
mm object (deleted)
7f6df8714000-7f6df872c000 rw-s 00000000 00:04 193995                     /drm 
mm object (deleted)
7f6df872c000-7f6df8744000 rw-s 00000000 00:04 193994                     /drm 
mm object (deleted)
7f6df8744000-7f6df875c000 rw-s 00000000 00:04 193993                     /drm 
mm object (deleted)
7f6df875c000-7f6df8774000 rw-s 00000000 00:04 193992                     /drm 
mm object (deleted)
7f6df8774000-7f6df878c000 rw-s 00000000 00:04 193991                     /drm 
mm object (deleted)
7f6df878c000-7f6df87a4000 rw-s 00000000 00:04 193990                     /drm 
mm object (deleted)
7f6df87a4000-7f6df87bc000 rw-s 00000000 00:04 193989                     /drm 
mm object (deleted)
7f6df87bc000-7f6df87d4000 rw-s 00000000 00:04 193988                     /drm 
mm object (deleted)
7f6df87d4000-7f6df87ec000 rw-s 00000000 00:04 193987                     /drm 
mm object (deleted)
7f6df87ec000-7f6df8804000 rw-s 00000000 00:04 193986                     /drm 
mm object (deleted)
7f6df8804000-7f6df881c000 rw-s 00000000 00:04 193985                     /drm 
mm object (deleted)
7f6df881c000-7f6df8834000 rw-s 00000000 00:04 193984                     /drm 
mm object (deleted)
7f6df8834000-7f6df884c000 rw-s 00000000 00:04 193983                     /drm 
mm object (deleted)
7f6df884c000-7f6df8864000 rw-s 00000000 00:04 193982                     /drm 
mm object (deleted)
7f6df8864000-7f6df887c000 rw-s 00000000 00:04 193981                     /drm 
mm object (deleted)
7f6df887c000-7f6df8894000 rw-s 00000000 00:04 193980                     /drm 
mm object (deleted)
7f6df8894000-7f6df88ac000 rw-s 00000000 00:04 193979                     /drm 
mm object (deleted)
7f6df88ac000-7f6df88c4000 rw-s 00000000 00:04 193978                     /drm 
mm object (deleted)
7f6df88c4000-7f6df88dc000 rw-s 00000000 00:04 193977                     /drm 
mm object (deleted)
7f6df88dc000-7f6df88f4000 rw-s 00000000 00:04 193976                     /drm 
mm object (deleted)
7f6df88f4000-7f6df890c000 rw-s 00000000 00:04 193975                     /drm 
mm object (deleted)
7f6df890c000-7f6df8924000 rw-s 00000000 00:04 193974                     /drm 
mm object (deleted)
7f6df8924000-7f6df893c000 rw-s 00000000 00:04 193973                     /drm 
mm object (deleted)
7f6df893c000-7f6df8954000 rw-s 00000000 00:04 192977                     /drm 
mm object (deleted)
7f6df8954000-7f6df896c000 rw-s 00000000 00:04 192976                     /drm 
mm object (deleted)
7f6df896c000-7f6df8984000 rw-s 00000000 00:04 193972                     /drm 
mm object (deleted)
7f6df8984000-7f6df899c000 rw-s 00000000 00:04 193971                     /drm 
mm object (deleted)
7f6df899c000-7f6df89b4000 rw-s 00000000 00:04 193970                     /drm 
mm object (deleted)
7f6df89b4000-7f6df89cc000 rw-s 00000000 00:04 192975                     /drm 
mm object (deleted)
7f6df89cc000-7f6df89e4000 rw-s 00000000 00:04 192974                     /drm 
mm object (deleted)
7f6df89e4000-7f6df89fc000 rw-s 00000000 00:04 192973                     /drm 
mm object (deleted)
7f6df89fc000-7f6df8a14000 rw-s 00000000 00:04 192972                     /drm 
mm object (deleted)
7f6df8a14000-7f6df8a2c000 rw-s 00000000 00:04 193969                     /drm 
mm object (deleted)
7f6df8a2c000-7f6df8a44000 rw-s 00000000 00:04 193968                     /drm 
mm object (deleted)
7f6df8a44000-7f6df8a5c000 rw-s 00000000 00:04 193967                     /drm 
mm object (deleted)
7f6df8a5c000-7f6df8a74000 rw-s 00000000 00:04 193966                     /drm 
mm object (deleted)
7f6df8a74000-7f6df8a8c000 rw-s 00000000 00:04 193965                     /drm 
mm object (deleted)
7f6df8a8c000-7f6df8aa4000 rw-s 00000000 00:04 193964                     /drm 
mm object (deleted)
7f6df8aa4000-7f6df8abc000 rw-s 00000000 00:04 193963                     /drm 
mm object (deleted)
7f6df8abc000-7f6df8ad4000 rw-s 00000000 00:04 193962                     /drm 
mm object (deleted)
7f6df8ad4000-7f6df8aec000 rw-s 00000000 00:04 193961                     /drm 
mm object (deleted)
7f6df8aec000-7f6df8b04000 rw-s 00000000 00:04 193960                     /drm 
mm object (deleted)
7f6df8b04000-7f6df8b1c000 rw-s 00000000 00:04 193959                     /drm 
mm object (deleted)
7f6df8b1c000-7f6df8b34000 rw-s 00000000 00:04 193958                     /drm 
mm object (deleted)
7f6df8b34000-7f6df8b4c000 rw-s 00000000 00:04 193957                     /drm 
mm object (deleted)
7f6df8b4c000-7f6df8b64000 rw-s 00000000 00:04 193956                     /drm 
mm object (deleted)
7f6df8b64000-7f6df8b7c000 rw-s 00000000 00:04 193955                     /drm 
mm object (deleted)
7f6df8b7c000-7f6df8b94000 rw-s 00000000 00:04 193954                     /drm 
mm object (deleted)
7f6df8b94000-7f6df8bac000 rw-s 00000000 00:04 192971                     /drm 
mm object (deleted)
7f6df8bac000-7f6df8bc4000 rw-s 00000000 00:04 193953                     /drm 
mm object (deleted)
7f6df8bc4000-7f6df8bdc000 rw-s 00000000 00:04 193952                     /drm 
mm object (deleted)
7f6df8bdc000-7f6df8bf4000 rw-s 00000000 00:04 193951                     /drm 
mm object (deleted)
7f6df8bf4000-7f6df8c0c000 rw-s 00000000 00:04 193950                     /drm 
mm object (deleted)
7f6df8c0c000-7f6df8c24000 rw-s 00000000 00:04 193949                     /drm 
mm object (deleted)
7f6df8c24000-7f6df8c3c000 rw-s 00000000 00:04 193948                     /drm 
mm object (deleted)
7f6df8c3c000-7f6df8c54000 rw-s 00000000 00:04 193947                     /drm 
mm object (deleted)
7f6df8c54000-7f6df8c6c000 rw-s 00000000 00:04 193946                     /drm 
mm object (deleted)
7f6df8c6c000-7f6df8c84000 rw-s 00000000 00:04 193945                     /drm 
mm object (deleted)
7f6df8c84000-7f6df8c9c000 rw-s 00000000 00:04 193944                     /drm 
mm object (deleted)
7f6df8c9c000-7f6df8cb4000 rw-s 00000000 00:04 193943                     /drm 
mm object (deleted)
7f6df8cb4000-7f6df8ccc000 rw-s 00000000 00:04 193942                     /drm 
mm object (deleted)
7f6df8ccc000-7f6df8ce4000 rw-s 00000000 00:04 193941                     /drm 
mm object (deleted)
7f6df8ce4000-7f6df8cfc000 rw-s 00000000 00:04 193940                     /drm 
mm object (deleted)
7f6df8cfc000-7f6df8d14000 rw-s 00000000 00:04 193939                     /drm 
mm object (deleted)
7f6df8d14000-7f6df8d2c000 rw-s 00000000 00:04 193938                     /drm 
mm object (deleted)
7f6df8d2c000-7f6df8d44000 rw-s 00000000 00:04 193937                     /drm 
mm object (deleted)
7f6df8d44000-7f6df8d5c000 rw-s 00000000 00:04 193936                     /drm 
mm object (deleted)
7f6df8d5c000-7f6df8d74000 rw-s 00000000 00:04 193935                     /drm 
mm object (deleted)
7f6df8d74000-7f6df8d8c000 rw-s 00000000 00:04 193934                     /drm 
mm object (deleted)
7f6df8d8c000-7f6df8da4000 rw-s 00000000 00:04 193933                     /drm 
mm object (deleted)
7f6df8da4000-7f6df8dbc000 rw-s 00000000 00:04 193932                     /drm 
mm object (deleted)
7f6df8dbc000-7f6df8dd4000 rw-s 00000000 00:04 193931                     /drm 
mm object (deleted)
7f6df8dd4000-7f6df8dec000 rw-s 00000000 00:04 193930                     /drm 
mm object (deleted)
7f6df8dec000-7f6df8e04000 rw-s 00000000 00:04 193929                     /drm 
mm object (deleted)
7f6df8e04000-7f6df8e1c000 rw-s 00000000 00:04 193928                     /drm 
mm object (deleted)
7f6df8e1c000-7f6df8e34000 rw-s 00000000 00:04 193927                     /drm 
mm object (deleted)
7f6df8e34000-7f6df8e4c000 rw-s 00000000 00:04 193926                     /drm 
mm object (deleted)
7f6df8e4c000-7f6df8e64000 rw-s 00000000 00:04 193925                     /drm 
mm object (deleted)
7f6df8e64000-7f6df8e7c000 rw-s 00000000 00:04 193924                     /drm 
mm object (deleted)
7f6df8e7c000-7f6df8e94000 rw-s 00000000 00:04 193923                     /drm 
mm object (deleted)
7f6df8e94000-7f6df8eac000 rw-s 00000000 00:04 193922                     /drm 
mm object (deleted)
7f6df8eac000-7f6df8ec4000 rw-s 00000000 00:04 193921                     /drm 
mm object (deleted)
7f6df8ec4000-7f6df8edc000 rw-s 00000000 00:04 193920                     /drm 
mm object (deleted)
7f6df8edc000-7f6df8ef4000 rw-s 00000000 00:04 193919                     /drm 
mm object (deleted)
7f6df8ef4000-7f6df8f0c000 rw-s 00000000 00:04 193918                     /drm 
mm object (deleted)
7f6df8f0c000-7f6df8f24000 rw-s 00000000 00:04 193917                     /drm 
mm object (deleted)
7f6df8f24000-7f6df8f3c000 rw-s 00000000 00:04 193916                     /drm 
mm object (deleted)
7f6df8f3c000-7f6df8f54000 rw-s 00000000 00:04 193915                     /drm 
mm object (deleted)
7f6df8f54000-7f6df8f6c000 rw-s 00000000 00:04 193914                     /drm 
mm object (deleted)
7f6df8f6c000-7f6df8f84000 rw-s 00000000 00:04 194672                     /drm 
mm object (deleted)
7f6df8f84000-7f6df8f9c000 rw-s 00000000 00:04 193913                     /drm 
mm object (deleted)
7f6df8f9c000-7f6df8fb4000 rw-s 00000000 00:04 193912                     /drm 
mm object (deleted)
7f6df8fb4000-7f6df8fcc000 rw-s 00000000 00:04 193911                     /drm 
mm object (deleted)
7f6df8fcc000-7f6df8fe4000 rw-s 00000000 00:04 194671                     /drm 
mm object (deleted)
7f6df8fe4000-7f6df8ffc000 rw-s 00000000 00:04 193910                     /drm 
mm object (deleted)
7f6df8ffc000-7f6df9014000 rw-s 00000000 00:04 193909                     /drm 
mm object (deleted)
7f6df9014000-7f6df902c000 rw-s 00000000 00:04 193908                     /drm 
mm object (deleted)Stacktrace:

  at (wrapper managed-to-native) System.Drawing.GDIPlus.GdipDeleteFont (intptr) <0xffffffff>
  at System.Drawing.Font.Dispose () <0x0002b>
  at (wrapper remoting-invoke-with-check) System.Drawing.Font.Dispose () <0xffffffff>
  at System.Drawing.Font.Finalize () <0x0001b>
  at (wrapper runtime-invoke) object.runtime_invoke_virtual_void__this__ (object,intptr,intptr,intptr) <0xffffffff>

Native stacktrace:

    mono() [0x4961e9]
    /lib/x86_64-linux-gnu/libpthread.so.0(+0xfbd0) [0x7f6eb819cbd0]
    /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x37) [0x7f6eb7dfc037]
    /lib/x86_64-linux-gnu/libc.so.6(abort+0x148) [0x7f6eb7dff698]
    /lib/x86_64-linux-gnu/libc.so.6(+0x745ab) [0x7f6eb7e395ab]
    /lib/x86_64-linux-gnu/libc.so.6(+0x80a46) [0x7f6eb7e45a46]
    /usr/lib/x86_64-linux-gnu/libfontconfig.so.1(+0x1b196) [0x7f6eae7a8196]
    /usr/lib/x86_64-linux-gnu/libfontconfig.so.1(FcPatternDestroy+0x82) [0x7f6eae7a8382]
    /usr/lib/libgdiplus.so.0(GdipDeleteFontFamily+0xf8) [0x7f6eafdaeb68]
    /usr/lib/libgdiplus.so.0(GdipDeleteFont+0x1c) [0x7f6eafdaf56c]
    [0x40bb168b]

Debug info from gdb:

warning: File "/home/andre/Linux/MP1.2.50/.gdbinit" auto-loading has been 
declined by your `auto-load safe-path' set to "$debugdir:$datadir/auto-load".
Could not attach to process.  If your uid matches the uid of the target
process, check the setting of /proc/sys/kernel/yama/ptrace_scope, or try
again as the root user.  For more details, see /etc/sysctl.d/10-ptrace.conf
ptrace: Operation not permitted.
To enable execution of this file add
    add-auto-load-safe-path /home/andre/Linux/MP1.2.50/.gdbinit
line to your configuration file "/home/andre/.gdbinit".
To completely disable this security protection add
    set auto-load safe-path /
line to your configuration file "/home/andre/.gdbinit".
For more information about this security protection see the
"Auto-loading safe path" section in the GDB manual.  E.g., run from the shell:
    info "(gdb)Auto-loading safe path"
No threads.

=================================================================
Got a SIGABRT while executing native code. This usually indicates
a fatal error in the mono runtime or one of the native libraries 
used by your application.
=================================================================

After unplugging radio:
bps 17 loss 262 left 0 mem 71.4296875      
bps 17 loss 262 left 0 mem 71.9453125      
ERROR ArdupilotMega.MainV2 - Serial Reader fail :System.IO.IOException: 
Input/output error
  at System.IO.Ports.SerialPortStream.ThrowIOException () [0x00000] in <filename unknown>:0 
  at System.IO.Ports.SerialPortStream.get_BytesToRead () [0x00000] in <filename unknown>:0 
  at System.IO.Ports.SerialPort.get_BytesToRead () [0x00000] in <filename unknown>:0 
  at ArdupilotMega.Comms.SerialPort.ArdupilotMega.Comms.ICommsSerial.get_BytesToRead () [0x00000] in <filename unknown>:0 
  at ArdupilotMega.MainV2.SerialReader () [0x00000] in <filename unknown>:0

Original issue reported on code.google.com by andre.kj...@gmail.com on 21 May 2013 at 6:22