[Mono-dev] DeadLock Problem in ASP.NET

Hubert FONGARNAND informatique.internet at fiducial.fr
Tue Apr 25 12:25:15 EDT 2006 

Hi Gonzalo,

It seems that i've another deadlock problem,
but it's very hard to reproduce exactly
I've send a SIGQUIT to mod_mono_server to do a thread dump :


  - Full thread dump:
  - 
  - "" tid=0x0xb6ca0bb0 this=0x0x152f00:
  - in (wrapper managed-to-native)
System.Threading.WaitHandle:WaitOne_internal (intptr,int,bool) <0x4>
  - in (wrapper managed-to-native)
System.Threading.WaitHandle:WaitOne_internal (intptr,int,bool) <0xda4>
  - in System.Threading.WaitHandle:WaitOne (int,bool) <0x34>
  - in Runner:Start () <0xe6>
  - in (wrapper delegate-invoke) System.MulticastDelegate:invoke_void ()
<0x57558>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void
(object,intptr,intptr,intptr) <0x513ce369>
  - 


  - "" tid=0x0xb5db7bb0 this=0x0x2562bb0:
  - in (wrapper managed-to-native)
System.Threading.Monitor:Monitor_try_enter (object,int) <0x4>
  - in (wrapper managed-to-native)
System.Threading.Monitor:Monitor_try_enter (object,int) <0xffffffb3>
  - in System.Threading.Monitor:Enter (object) <0x13>
  - in System.IO.FAMWatcher:StartDispatching
(System.IO.FileSystemWatcher) <0x27>
  - in System.IO.FileSystemWatcher:Start () <0x17>
  - in System.IO.FileSystemWatcher:set_EnableRaisingEvents (bool) <0x27>
  - in (wrapper remoting-invoke-with-check)
System.IO.FileSystemWatcher:set_EnableRaisingEvents (bool) <0xffba2006>
  - in System.Web.Caching.CacheDependency:.ctor
(string[],string[],System.Web.Caching.CacheDependency,System.DateTime)
<0x246>
  - in System.Web.Caching.CacheDependency:.ctor (string[]) <0x31>
  - in System.Web.Compilation.AspGenerator:GetCompiledType () <0x11e>
  - in System.Web.UI.UserControlParser:CompileIntoType () <0x27>
  - in System.Web.UI.UserControlParser:GetCompiledType
(string,string,System.Collections.ArrayList,System.Web.HttpContext)
<0x2e>
  - in System.Web.UI.TemplateControlParser:AddDirective
(string,System.Collections.Hashtable) <0x304>
  - in System.Web.Compilation.AspGenerator:TagParsed
(System.Web.Compilation.ILocation,System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0x1be>
  - in (wrapper delegate-invoke)
System.MulticastDelegate:invoke_void_ILocation_TagType_string_TagAttributes (System.Web.Compilation.ILocation,System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0xfffffff3>
  - in System.Web.Compilation.AspParser:OnTagParsed
(System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0x23>
 - in System.Web.Compilation.AspParser:Parse () <0x159>
 - in System.Web.Compilation.AspGenerator:Parse (string) <0x28>
 - in System.Web.Compilation.AspGenerator:Parse () <0x2c>
 - in System.Web.Compilation.AspGenerator:GetCompiledType () <0x9f>
 - in System.Web.UI.PageParser:CompileIntoType () <0x27>
 - in System.Web.UI.TemplateControlParser:GetCompiledInstance () <0x10>
 - in System.Web.UI.PageParser:GetCompiledPageInstance
(string,string,System.Web.HttpContext) <0x37>
 - in System.Web.UI.PageHandlerFactory:GetHandler
(System.Web.HttpContext,string,string,string) <0x10>
 - in System.Web.HttpApplication:GetHandler (System.Web.HttpContext)
<0x1a3>
 - in <Pipeline>__1:MoveNext () <0x806>
 - in System.Web.HttpApplication:Tick () <0x1c>
 - in System.Web.HttpApplication:Start (object) <0xcf>
 - in
System.Web.HttpApplication:System.Web.IHttpAsyncHandler.BeginProcessRequest (System.Web.HttpContext,System.AsyncCallback,object) <0x70>
  - in System.Web.HttpRuntime:RealProcessRequest (object) <0x1ab>
  - in System.Web.HttpRuntime:ProcessRequest
(System.Web.HttpWorkerRequest) <0x2a>
  - in Mono.WebServer.MonoWorkerRequest:ProcessRequest () <0xa>
  - in Mono.WebServer.BaseApplicationHost:ProcessRequest
(Mono.WebServer.MonoWorkerRequest) <0x43>
  - in Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xd3>
 - in (wrapper remoting-invoke-with-check)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xffffff0c>
  - in (wrapper xdomain-dispatch)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(object,byte[]&,byte[]&,int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xb071>
  - in (wrapper xdomain-invoke)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xffffff6a>
 - in (wrapper remoting-invoke-with-check)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0x46acca>
  - in Mono.WebServer.ModMonoWorker:InnerRun (object) <0x57a>
  - in Mono.WebServer.ModMonoWorker:Run (object) <0x17>
  - in (wrapper delegate-invoke)
System.MulticastDelegate:invoke_void_object (object) <0xffffff95>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void_object
(object,intptr,intptr,intptr) <0x50f8c3c4>
  - 


  - "" tid=0x0xb66b5bb0 this=0x0x210c0:
  - in (wrapper managed-to-native)
System.Threading.WaitHandle:WaitOne_internal (intptr,int,bool) <0x4>
  - in (wrapper managed-to-native)
System.Threading.WaitHandle:WaitOne_internal (intptr,int,bool) <0xda4>
  - in System.Threading.WaitHandle:WaitOne (int,bool) <0x34>
  - in System.Timers.Timer:StartTimer () <0xe7>
  - in (wrapper delegate-invoke) System.MulticastDelegate:invoke_void ()
<0x57558>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void
(object,intptr,intptr,intptr) <0x513ce369>
  - 


  - "" tid=0x0xb5bb5bb0 this=0x0x2562840:
  - 
  - "" tid=0x0xb7d316c0 this=0x0x21e40:
  - 
  - "" tid=0x0xb656fbb0 this=0x0x2562630:
  - 
  - "" tid=0x0xb62adbb0 this=0x0x3899c0:
  - in (wrapper managed-to-native)
System.Threading.Thread:Sleep_internal (int) <0x4>
  - in (wrapper managed-to-native)
System.Threading.Thread:Sleep_internal (int) <0xffffff56>
  - in System.Threading.Thread:Sleep (int) <0x16>
  - in
System.Runtime.Remoting.Channels.Tcp.TcpConnectionPool:ConnectionCollector () <0x29>
  - in (wrapper delegate-invoke) System.MulticastDelegate:invoke_void ()
<0x57558>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void
(object,intptr,intptr,intptr) <0x513ce369>


  - 
  - "" tid=0x0xb5aa4bb0 this=0x0x25626e0:
  - in (wrapper managed-to-native)
System.Threading.Monitor:Monitor_try_enter (object,int) <0x4>
  - in (wrapper managed-to-native)
System.Threading.Monitor:Monitor_try_enter (object,int) <0xffffffb3>
  - in System.Threading.Monitor:Enter (object) <0x13>
  - in System.IO.FAMWatcher:StartDispatching
(System.IO.FileSystemWatcher) <0x27>
  - in System.IO.FileSystemWatcher:Start () <0x17>
  - in System.IO.FileSystemWatcher:set_EnableRaisingEvents (bool) <0x27>
  - in (wrapper remoting-invoke-with-check)
System.IO.FileSystemWatcher:set_EnableRaisingEvents (bool) <0xffba2006>
  - in System.Web.Caching.CacheDependency:.ctor
(string[],string[],System.Web.Caching.CacheDependency,System.DateTime)
<0x246>
  - in System.Web.Caching.CacheDependency:.ctor (string[]) <0x31>
  - in System.Web.Compilation.AspGenerator:GetCompiledType () <0x11e>
  - in System.Web.UI.UserControlParser:CompileIntoType () <0x27>
  - in System.Web.UI.UserControlParser:GetCompiledType
(string,string,System.Collections.ArrayList,System.Web.HttpContext)
<0x2e>
  - in System.Web.UI.TemplateControlParser:AddDirective
(string,System.Collections.Hashtable) <0x304>
  - in System.Web.Compilation.AspGenerator:TagParsed
(System.Web.Compilation.ILocation,System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0x1be>
  - in (wrapper delegate-invoke)
System.MulticastDelegate:invoke_void_ILocation_TagType_string_TagAttributes (System.Web.Compilation.ILocation,System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0xfffffff3>
  - in System.Web.Compilation.AspParser:OnTagParsed
(System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0x23>
  - in System.Web.Compilation.AspParser:Parse () <0x159>
  - in System.Web.Compilation.AspGenerator:Parse (string) <0x28>
  - in System.Web.Compilation.AspGenerator:Parse () <0x2c>
  - in System.Web.Compilation.AspGenerator:GetCompiledType () <0x9f>
  - in System.Web.UI.PageParser:CompileIntoType () <0x27>
  - in System.Web.UI.TemplateControlParser:GetCompiledInstance () <0x10>
  - in System.Web.UI.PageParser:GetCompiledPageInstance
(string,string,System.Web.HttpContext) <0x37>
  - in System.Web.UI.PageHandlerFactory:GetHandler
(System.Web.HttpContext,string,string,string) <0x10>
  - in System.Web.HttpApplication:GetHandler (System.Web.HttpContext)
<0x1a3>
  - in <Pipeline>__1:MoveNext () <0x806>
  - in System.Web.HttpApplication:Tick () <0x1c>
  - in System.Web.HttpApplication:Start (object) <0xcf>
  - in
System.Web.HttpApplication:System.Web.IHttpAsyncHandler.BeginProcessRequest (System.Web.HttpContext,System.AsyncCallback,object) <0x70>
  - in System.Web.HttpRuntime:RealProcessRequest (object) <0x1ab>
  - in System.Web.HttpRuntime:ProcessRequest
(System.Web.HttpWorkerRequest) <0x2a>
  - in Mono.WebServer.MonoWorkerRequest:ProcessRequest () <0xa>
  - in Mono.WebServer.BaseApplicationHost:ProcessRequest
(Mono.WebServer.MonoWorkerRequest) <0x43>
  - in Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xd3>
 - in (wrapper remoting-invoke-with-check)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xffffff0c>
  - in (wrapper xdomain-dispatch)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(object,byte[]&,byte[]&,int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xb071>
  - in (wrapper xdomain-invoke)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xffffff6a>
  - in (wrapper remoting-invoke-with-check)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0x46acca>
  - in Mono.WebServer.ModMonoWorker:InnerRun (object) <0x57a>
  - in Mono.WebServer.ModMonoWorker:Run (object) <0x17>
  - in (wrapper delegate-invoke)
System.MulticastDelegate:invoke_void_object (object) <0xffffff95>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void_object
(object,intptr,intptr,intptr) <0x50f8c3c4>
  - 


  - "" tid=0x0xb710dbb0 this=0x0x21cc0:
  - in (wrapper managed-to-native)
System.Net.Sockets.Socket:Poll_internal
(intptr,System.Net.Sockets.SelectMode,int,int&) <0x4>
  - in (wrapper managed-to-native)
System.Net.Sockets.Socket:Poll_internal
(intptr,System.Net.Sockets.SelectMode,int,int&) <0xffffff3a>
  - in System.Net.Sockets.Socket:Poll
(int,System.Net.Sockets.SelectMode) <0x4a>
  - in Mono.WebServer.SocketPool:SelectRead () <0xb1>
  - in Mono.WebServer.ApplicationServer:RunServer () <0x6d>
  - in (wrapper delegate-invoke) System.MulticastDelegate:invoke_void ()
<0xffffff90>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void
(object,intptr,intptr,intptr) <0x50f8d309>
  - 


  - "" tid=0x0xb646bbb0 this=0x0x3893c0:
  - in (wrapper managed-to-native)
System.IO.FAMWatcher:gamin_MonitorDirectory
(System.IO.FAMConnection&,string,System.IO.FAMRequest&,intptr) <0x4>
 - in (wrapper managed-to-native)
System.IO.FAMWatcher:gamin_MonitorDirectory
(System.IO.FAMConnection&,string,System.IO.FAMRequest&,intptr)
<0xffffffbf>
  - in System.IO.FAMWatcher:FAMMonitorDirectory
(System.IO.FAMConnection&,string,System.IO.FAMRequest&,intptr) <0x1f>
  - in System.IO.FAMWatcher:StartMonitoringDirectory
(System.IO.FAMData,bool) <0x7d>
  - in System.IO.FAMWatcher:StartDispatching
(System.IO.FileSystemWatcher) <0x192>
  - in System.IO.FileSystemWatcher:Start () <0x17>
  - in System.IO.FileSystemWatcher:set_EnableRaisingEvents (bool) <0x27>
  - in (wrapper remoting-invoke-with-check)
System.IO.FileSystemWatcher:set_EnableRaisingEvents (bool) <0xffba2006>
  - in System.Web.Caching.CacheDependency:.ctor
(string[],string[],System.Web.Caching.CacheDependency,System.DateTime)
<0x246>
  - in System.Web.Caching.CacheDependency:.ctor (string[]) <0x31>
  - in System.Web.Compilation.AspGenerator:GetCompiledType () <0x11e>
  - in System.Web.UI.UserControlParser:CompileIntoType () <0x27>
  - in System.Web.UI.UserControlParser:GetCompiledType
(string,string,System.Collections.ArrayList,System.Web.HttpContext)
<0x2e>
  - in System.Web.UI.TemplateControlParser:AddDirective
(string,System.Collections.Hashtable) <0x304>
  - in System.Web.Compilation.AspGenerator:TagParsed
(System.Web.Compilation.ILocation,System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0x1be>
  - in (wrapper delegate-invoke)
System.MulticastDelegate:invoke_void_ILocation_TagType_string_TagAttributes (System.Web.Compilation.ILocation,System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0xfffffff3>
  - in System.Web.Compilation.AspParser:OnTagParsed
(System.Web.Compilation.TagType,string,System.Web.Compilation.TagAttributes) <0x23>
 - in System.Web.Compilation.AspParser:Parse () <0x159>
 - in System.Web.Compilation.AspGenerator:Parse (string) <0x28>
 - in System.Web.Compilation.AspGenerator:Parse () <0x2c>
 - in System.Web.Compilation.AspGenerator:GetCompiledType () <0x9f>
 - in System.Web.UI.PageParser:CompileIntoType () <0x27>
 - in System.Web.UI.TemplateControlParser:GetCompiledInstance () <0x10>
 - in System.Web.UI.PageParser:GetCompiledPageInstance
(string,string,System.Web.HttpContext) <0x37>
 - in System.Web.UI.PageHandlerFactory:GetHandler
(System.Web.HttpContext,string,string,string) <0x10>
 - in System.Web.HttpApplication:GetHandler (System.Web.HttpContext)
<0x1a3>
 - in <Pipeline>__1:MoveNext () <0x806>
 - in System.Web.HttpApplication:Tick () <0x1c>
 - in System.Web.HttpApplication:Start (object) <0xcf>
 - in
System.Web.HttpApplication:System.Web.IHttpAsyncHandler.BeginProcessRequest (System.Web.HttpContext,System.AsyncCallback,object) <0x70>
  - in System.Web.HttpRuntime:RealProcessRequest (object) <0x1ab>
  - in System.Web.HttpRuntime:ProcessRequest
(System.Web.HttpWorkerRequest) <0x2a>
  - in Mono.WebServer.MonoWorkerRequest:ProcessRequest () <0xa>
  - in Mono.WebServer.BaseApplicationHost:ProcessRequest
(Mono.WebServer.MonoWorkerRequest) <0x43>
  - in Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xd3>
 - in (wrapper remoting-invoke-with-check)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xffffff0c>
 - in (wrapper xdomain-dispatch)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(object,byte[]&,byte[]&,int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xb071>
  - in (wrapper xdomain-invoke)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0xffffff6a>
  - in (wrapper remoting-invoke-with-check)
Mono.WebServer.ModMonoApplicationHost:ProcessRequest
(int,string,string,string,string,string,int,string,int,string,string[],string[]) <0x46acca>
  - in Mono.WebServer.ModMonoWorker:InnerRun (object) <0x57a>
  - in Mono.WebServer.ModMonoWorker:Run (object) <0x17>
  - in (wrapper delegate-invoke)
System.MulticastDelegate:invoke_void_object (object) <0xffffff95>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void_object
(object,intptr,intptr,intptr) <0x50f8c3c4>
  - 
  - "" tid=0x0xb5eb8bb0 this=0x0x152c00:
  - 
  - "" tid=0x0xb6b29bb0 this=0x0x21180:
  - in (wrapper managed-to-native) System.IO.FAMWatcher:gamin_Pending
(System.IO.FAMConnection&) <0x4>
  - in (wrapper managed-to-native) System.IO.FAMWatcher:gamin_Pending
(System.IO.FAMConnection&) <0xffffffce>
  - in System.IO.FAMWatcher:FAMPending (System.IO.FAMConnection&) <0x16>
  - in System.IO.FAMWatcher:Monitor () <0x33>
  - in (wrapper delegate-invoke) System.MulticastDelegate:invoke_void ()
<0x57558>
  - in (wrapper runtime-invoke) System.Object:runtime_invoke_void
(object,intptr,intptr,intptr) <0x513ce369>

I Hope that you could help me...

I'm trying to reproduce it... but it seems to appear at random time...
Thanks

Hubert FONGARNANd

Le jeudi 20 avril 2006 à 13:06 -0400, Gonzalo Paniagua Javier a écrit :

> On Thu, 2006-04-20 at 18:46 +0200, Hubert FONGARNAND wrote:
> > Hi Gonzalo
> > 
> > I've just highlight an important deadlock problem in ASP.NET on mono
> > Please take on look on :
> > http://bugzilla.ximian.com/show_bug.cgi?id=78149
> 
> I think it's already fixed. Please retest and follow up in bugzilla.
> Thanks.
> 
> -Gonzalo
> 
> 
> _______________________________________________
> Mono-devel-list mailing list
> Mono-devel-list at lists.ximian.com
> http://lists.ximian.com/mailman/listinfo/mono-devel-list
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