Comment 25 for bug 21574

This problem still exists for me with the latest feisty kernel (2.6.20-13-generic). I am on an HP nc6000. Here are the relevant lines from lspci -vvv

00:1f.5 Multimedia audio controller: Intel Corporation 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller (rev 03)
        Subsystem: Hewlett-Packard Company NC6000 laptop
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
        Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
        Latency: 0
        Interrupt: pin B routed to IRQ 11
        Region 0: I/O ports at 3000 [size=256]
        Region 1: I/O ports at 3880 [size=64]
        Region 2: Memory at a0100000 (32-bit, non-prefetchable) [size=512]
        Region 3: Memory at a0180000 (32-bit, non-prefetchable) [size=256]
        Capabilities: <access denied>