I'm also having this problem.
lspci -v:
00:1f.5 Multimedia audio controller: Intel Corporation 82801EB/ER (ICH5/ICH5R) AC'97 Audio Controller (rev 02) Subsystem: ASRock Incorporation Unknown device 9761 Flags: bus master, medium devsel, latency 0, IRQ 21 I/O ports at d800 [size=256] I/O ports at dc00 [size=64] Memory at ff27f800 (32-bit, non-prefetchable) [size=512] Memory at ff27f400 (32-bit, non-prefetchable) [size=256] Capabilities: [50] Power Management version 2
I'm also having this problem.
lspci -v:
00:1f.5 Multimedia audio controller: Intel Corporation 82801EB/ER (ICH5/ICH5R) AC'97 Audio Controller (rev 02)
Capabilities: [50] Power Management version 2
Subsystem: ASRock Incorporation Unknown device 9761
Flags: bus master, medium devsel, latency 0, IRQ 21
I/O ports at d800 [size=256]
I/O ports at dc00 [size=64]
Memory at ff27f800 (32-bit, non-prefetchable) [size=512]
Memory at ff27f400 (32-bit, non-prefetchable) [size=256]