Re: Userspace process may be able to DoS kernel

[Lee Revell]

On Wed, 2006-10-11 at 12:54 -0400, Günther Starnberger wrote:
> The lockup usually occurs when Skype 1.3.x for Linux (I'm using
> 1.3.0.53) sits around idle for some time and then (presumably) uses
> the sound device (i.e. for me it happens when I call a contact -
> others reported this problem occurs for incoming messages [there may
> be an audio notification of the messages enabled]). The lockup can
> take from several seconds (where it is not detected by the kernel) up
> to some minutes. The whole system seems to be blocked - i.e. there is
> not even disk IO.

Do you get the same behavior using the old OSS drivers that you get with
ALSA's OSS emulation?

Lee

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