Re: [PATCH] Bluetooth USB: fix kernel panic during suspend - 2.6.24

From: Greg KH
Date: Fri Feb 13 2009 - 16:03:16 EST


On Fri, Feb 13, 2009 at 09:49:45AM +0000, Colin Ian King wrote:
>
> The kernel panics when hci_usb_tx_complete() calls _urb_unlink()
> on an _urb which has been previously been removed from a list.
> This occurs during suspend while audio is being streamed to
> a bluetooth headset.
>
> The panic occurs because hci_usb_suspend() dequeues _urb
> and then calls usb_kill_urb() - instead it should put _urb on
> the killed list first before killing the urb.
>
> Also added a spin_lock around the list_add operation.
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Is this still an issue on a supported-by-the-community kernel (.27, .28,
.29)?

thanks,

greg k-h
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