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

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Message-ID: <20090213190953.GA958@kroah.com>
Date:	Fri, 13 Feb 2009 11:09:53 -0800
From:	Greg KH <greg@...ah.com>
To:	Colin Ian King <colin.king@...onical.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] Bluetooth USB: fix kernel panic during suspend - 2.6.24

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@...onical.com>

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

thanks,

greg k-h
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