On Tue, 9 Aug 2022 20:16:43 +0530 Charan Teja Kalla <quic_charante@xxxxxxxxxxx> wrote: > The below is one path where race between page_ext and offline of the > respective memory blocks will cause use-after-free on the access of > page_ext structure. Has this race ever been observed at runtime? Given the size of the fix, I'm looking for excuses to not backport it into -stable kernels!