[CRIU] Re: [crtools-3.4-rc4] kernel update (with problem)

Cyrill Gorcunov gorcunov at openvz.org
Wed Apr 25 08:33:05 EDT 2012


On Wed, Apr 25, 2012 at 04:29:46PM +0400, Pavel Emelyanov wrote:
> On 04/25/2012 12:11 PM, Cyrill Gorcunov wrote:
> > On Wed, Apr 25, 2012 at 02:39:58AM +0400, Cyrill Gorcunov wrote:
> >>
> >> The problem: crtools doesn't pass tests, because dumpee do not change
> >> its state to 'Z' after seizing, I didn't reveal yet why, seems something
> >> is changed in kernel. Will continue tomorrow.
> >>
> >> Just for your info.
> > 
> > Partially the problem is caused by ptrace interface change in
> > kernel :(
> 
> What is it?

 | commit ee00560c7dac1dbbf048446a8489550d0a5765b7
 | Author: Denys Vlasenko <vda.linux at googlemail.com>
 | Date:   Fri Mar 23 15:02:43 2012 -0700
 |
 |   ptrace: remove PTRACE_SEIZE_DEVEL bit

also internally PTRACE_EVENT_STOP has been changed to 128 value.
I've fixed both nits in my repo, once I finish resolving parasite
code injection problem (and signal delivery), I'll post patches.

For a while please don't switch to this new kernel tree.

	Cyrill


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