USB sound card issues

Greg KH gregkh at linuxfoundation.org
Tue Jun 8 13:14:20 CEST 2021


On Tue, Jun 08, 2021 at 04:20:07PM +0530, Muni Sekhar wrote:
> Hi all,
> 
> I am using a USB sound card(snd-usb-audio), and it fails while doing
> the audio recording "arecord: pcm_read:2032: read error: Input/output
> error".
> 
> What could be the problem? and is there a workaround for this?
> 
> $ arecord -l
> **** List of CAPTURE Hardware Devices ****
> card 1: BT_AG [BT_002], device 0: USB Audio [USB Audio]
>   Subdevices: 1/1
>   Subdevice #0: subdevice #0
> 
> 
> $ arecord --device hw:1,0 --channels 1 --format S16_LE --rate 32000_Hz x.wav
> Recording WAVE 'x.wav' : Signed 16 bit Little Endian, Rate 32000 Hz, Mono
> arecord: pcm_read:2032: read error: Input/output error

What kernel version is this, and what other kernel messages are printed
when you plug your device in?

thanks,

greg k-h


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