Bug#637206: linux-image-3.0.0-1-amd64: zombie after running iceweasel under valgrind

[Jonathan Nieder <jrnieder@gmail.com>]

Ben Hutchings wrote:
>> Vincent Lefevre wrote:

>>> In short: I've got a zombie process child of init. I suppose that's
>>> a kernel bug.
[...]
> I suspect the process has hung somewhere along
> the exit path in the kernel, so that from userland it appears to have
> exited (Z state) but it hasn't yet reached the point where it can be
> reaped.

Makes sense.  Vincent, could you run

	echo w >/proc/sysrq-trigger

and find up what the kernel thinks that process is up to?