Comment 6 for bug 459445

Seems indeed related to the Logitech QuickCam. I own one and experience the same bug.

2.6.31-17-generic #54-Ubuntu SMP Thu Dec 10 17:01:44 UTC 2009 x86_64 GNU/Linux
Propreitary nvidia kernel module loaded.

The following error message block is repeated ad infinitum

Jan 19 16:40:49 robert-desktop pulseaudio[1745]: module-alsa-card.c: Failed to find a working profile.
Jan 19 16:40:49 robert-desktop kernel: [ 864.120048] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:49 robert-desktop pulseaudio[1745]: module.c: Failed to load module "module-alsa-card" (argument: "device_id="1" name="usb-046d_09a4_60C2D510-02" card_name="alsa_card.usb-046d_09a4_60C2D510-02" tsched=yes ignore_dB=no card_properties="module-udev-detect.discovered=1""): initialization failed.
Jan 19 16:40:50 robert-desktop kernel: [ 865.170170] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:51 robert-desktop kernel: [ 866.170041] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:52 robert-desktop kernel: [ 867.170163] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:53 robert-desktop kernel: [ 868.170158] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:54 robert-desktop kernel: [ 869.170783] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:55 robert-desktop kernel: [ 870.170150] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:56 robert-desktop kernel: [ 871.170146] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:57 robert-desktop kernel: [ 872.170142] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:58 robert-desktop kernel: [ 873.170136] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:40:59 robert-desktop kernel: [ 874.170134] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:00 robert-desktop kernel: [ 875.170131] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:01 robert-desktop kernel: [ 876.170125] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:02 robert-desktop kernel: [ 877.170373] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:03 robert-desktop kernel: [ 878.170117] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:04 robert-desktop kernel: [ 879.176235] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:05 robert-desktop kernel: [ 880.180108] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:06 robert-desktop kernel: [ 881.172817] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:07 robert-desktop kernel: [ 882.170101] 4:3:1: cannot set freq 16000 to ep 0x86
Jan 19 16:41:08 robert-desktop kernel: [ 883.170097] 4:3:1: cannot set freq 16000 to ep 0x86