Mailinglist Archive: opensuse-factory (508 mails)

[Stefan Seyfried <stefan.seyfried@xxxxxxxxxxxxxx>]

On Sat, 25 Dec 2010 03:33:23 +0100
Mike Galbraith <mgalbraith@xxxxxxx> wrote:

> Eyeballs fingered the bad thing spot before my dog slow download
> finished, and Peter has subsequently confirmed/plugged the hole.

And in plain english this means:

"it is fixed in kernel-*-2.6.xxx.yyy-zzz.rpm" for which xxx, yyy and zzz?

Or for which rpm changelog entry do we need to look? ;)

> Problem was cgroup_exit() assigning exiting tasks to the root task group
> without actually moving it.  In a CONFIG_PREEMPT kernel, preemption
> after that assignment means you'll be enqueued on the cgroup cfs_rq,
> which can go away if you were the last task with a reference.  When you
> get back to the CPU, boom, use after free.

Oops, nasty one. Lucky me it has only hit me on test-VMs and never on my
production laptop which is running fine the last few weeks.

Thanks
-- 
Stefan Seyfried

"Dispatch war rocket Ajax to bring back his body!"
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