Patch regressing rr has landed on Linux kernel stable branches

Yichun Zhang (agentzh) agentzh at
Thu Jul 13 23:18:33 UTC 2017

Hi Robert,

On Thu, Jun 29, 2017 at 4:25 PM, Robert O'Callahan wrote:
> This commit:
> breaks rr. It landed for 4.12rc5, and we're trying to get it fixed before
> 4.12 is released. Unfortunately it has already been backported to 3.18.57,
> 4.4.72, 4.9.32 and 4.11.5 :-(. Obviously we'll try to get the 4.12 fix also
> backported to those branches, but that will take a little while.

This is very unfortunate. Is there any quick and definite way to test
if the current running Linux kernel is affected?


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