[Bug 49604] New: TES4:Oblivion hang on filter_graph.cs on Wine 5.13

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=49604

Bug ID: 49604
           Summary: TES4:Oblivion  hang on filter_graph.cs on Wine 5.13
           Product: Wine
           Version: 5.13
          Hardware: x86
                OS: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
   Regression SHA1: 99851ca4c2edd4b921c91327540d69dec77c5df7
      Distribution: ArchLinux

Running Oblivion  under wine 5.13 cause the game to hang indefinetly on
filter_graph.cs critical section  with  the following message.

01dc:err:ntdll:RtlpWaitForCriticalSection section 012E4E54 "filtergraph.c:
filter_graph.cs" wait timed out in thread 01dc, blocked by 0188, retrying (60
sec)

The game was running fine with 5.12

Bisecting gave the first bad commit:

99851ca4c2edd4b921c91327540d69dec77c5df7 is the first bad commit
commit 99851ca4c2edd4b921c91327540d69dec77c5df7
Author: Alexandre Julliard 
Date:   Wed Jul 15 10:23:00 2020 +0200

ntdll: Initialize the thread signal stack in the common code.

Signed-off-by: Alexandre Julliard

the commit isn't cleanly reverted.

the previous commit ( quartz: Run the graph asynchronously if necessary.) run
pefectly fine.