Re: [PATCHSET RFC] ptrace,signal: clean transition between STOPPEDand TRACED

From: Tejun Heo
Date: Mon Jan 31 2011 - 11:07:38 EST


On Mon, Jan 31, 2011 at 04:54:11PM +0100, Oleg Nesterov wrote:
> Are you sure late-ptrace-may-attach-check hangs? Perhaps it is the next
> one, tracer-lockup-on-sighandler-kill, it needs a lot of time to finish.
> IIRC, some time ago I did the testing with your patches applied (under
> kvm), I didn't notice anything unexpected.
> Unfortunately, these tests are more or less "random", usually a new
> test-case appears when we find a bug.

I thought it was the first one but might be mistaken. I left it
running for a couple of minutes several times but maybe it just needs
more time. I'll try again.


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