Messages in this thread |  | | From | Dmitry Vyukov <> | | Date | Tue, 8 Dec 2015 17:50:44 +0100 | | Subject | Re: use-after-free in __perf_install_in_context |
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On Tue, Dec 8, 2015 at 5:27 PM, Peter Zijlstra <peterz@infradead.org> wrote: > 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?
I have CONFIG_HOTPLUG_CPU enabled. But I don't do actual plug/unplug.
> Sasha just reminded me there is a swevent use-after-free issue on > hotplug.
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