On Tue, 1 May 2018 13:11:43 -0700 Laura Abbott <labb...@redhat.com> wrote:
> The existing kcore code checks for bad addresses against > __va(0) with the assumption that this is the lowest address > on the system. This may not hold true on some systems (e.g. > arm64) and produce overflows and crashes. Switch to using > other functions to validate the address range. > > Tested-by: Dave Anderson <ander...@redhat.com> > Signed-off-by: Laura Abbott <labb...@redhat.com> > --- > I took your previous comments as a tested by, please let me know if that > was wrong. This should probably just go through -mm. I don't think this > is necessary for stable but I can request it later if necessary. I'm surprised. "overflows and crashes" sounds rather serious??
