[Bug 36772] New: [regression] Assertion `robust || (oldval & 0x40000000) == 0' failed.

https://bugs.winehq.org/show_bug.cgi?id=36772

Bug ID: 36772
           Summary: [regression] Assertion `robust || (oldval &
                    0x40000000) == 0' failed.
           Product: Wine
           Version: 1.7.20
          Hardware: x86-64
                OS: Linux
            Status: UNCONFIRMED
          Severity: critical
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]

1.7.19 works flawlessly.

This asserion is triggered almost every time I try use win apps.
Assertion `robust || (oldval & 0x40000000) == 0' failed.

I'll try bisect and proviede more informations.