I think I see the following (theoretical) race:
During irqfd assign, we drop irqfds lock before we
schedule inject work. Therefore, deassign running
on another CPU could cause shutdown and flush to run
before inject, causing user after free in inject.
A simple fix it to schedule inject under the
>>> On 9/19/2010 at 01:02 PM, in message <20100919170231.ga12...@redhat.com>,
"Michael S. Tsirkin" wrote:
> I think I see the following (theoretical) race:
>
> During irqfd assign, we drop irqfds lock before we
> schedule inject work. Therefore, deassign running
> on another CPU could cause shut
On Sun, Sep 19, 2010 at 07:02:31PM +0200, Michael S. Tsirkin wrote:
> I think I see the following (theoretical) race:
>
> During irqfd assign, we drop irqfds lock before we
> schedule inject work. Therefore, deassign running
> on another CPU could cause shutdown and flush to run
> before inject, c