Re: [PATCH 5.10 1/1] io_uring: fix double free in the deferred/cancelled path

On Wed, 27 Oct 2021, Greg KH wrote:

On Wed, Oct 27, 2021 at 09:01:28AM +0100, Lee Jones wrote:

...

792bb6eb86233 ("io_uring: don't take uring_lock during iowq cancel") inadvertently fixed this issue in v5.12. This patch cherry-picks the hunk of commit which does so.

Why can't we take all of that commit? Why only part of it?

I don't know.

Why didn't the Stable team take it further than v5.11.y?