Re: use-after-free in __perf_install_in_context

From: Peter Zijlstra
Date: Tue Dec 08 2015 - 11:27:14 EST


On Fri, Dec 04, 2015 at 09:04:35PM +0100, Dmitry Vyukov wrote:

> I was able to reproduce it by
> restricting syscalls only to perf_event_open, perf ioctls and bpf
> syscall.

Does that include cpu hotplug?

Sasha just reminded me there is a swevent use-after-free issue on
hotplug.
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