Re: [uml-devel] [patch] uml fixes, 2.6.1-mm5-A2

[Jeff D. <jd...@ad...>]

On Thu, Jan 22, 2004 at 05:21:39PM +0100, Ingo Molnar wrote:
> the patch below fixes a bug in UML that i've reproduced under 2.6.1-mm5. 
> 
> The bug hits in the following race scenario: if userspace() is just
> about to handle a SIGTRAP signal that it wants to relay_signal(), and
> SIGVTALRM hits the context before this happens but after is_user is set
> to 1 in userspace(), then we get a kernelspace-signal panic. Ought to be
> rare but definitely triggerable.

Applied, nice catch.

			Jeff