[Bug 21477] New: Access violation in DSOUND_RecalcVolPan

http://bugs.winehq.org/show_bug.cgi?id=21477

Summary: Access violation in DSOUND_RecalcVolPan
           Product: Wine
           Version: 1.1.36
          Platform: x86
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: directx-dsound
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

Created an attachment (id=25862)
 --> (http://bugs.winehq.org/attachment.cgi?id=25862)
Wine crash dump

DirectX game crashes at startup with the following error:

fixme:dsalsa:IDsDriverBufferImpl_SetVolumePan (0x165c70,0x165b70): stub
wine: Unhandled page fault on read access to 0xffffffff at address 0x7e8959a3
(thread 0009), starting debugger...
Unhandled exception: page fault on read access to 0xffffffff in 32-bit code
(0x7e8959a3).
...
...
Backtrace:
=>0 0x7e8959a3 DSOUND_RecalcVolPan+0xa3() in dsound (0x0032f8b0)
  1 0x7e882cdb IDirectSoundBufferImpl_Create+0x44b() in dsound (0x0032f920)
  2 0x7e88b4a0 DirectSoundDevice_CreateSoundBuffer+0x360() in dsound
(0x0032fa00)
  3 0x7e88bce7 in dsound (+0x1bce7) (0x0032fa50)
  4 0x0043b47b in hana7 (+0x3b47b) (0x0000ac44)
0x7e8959a3 DSOUND_RecalcVolPan+0xa3 in dsound:

OS: Gentoo linux-2.6.31-r6 alsalib-1.0.21a

Crash dump attached.