Re: [PATCH v8 0/6] Optionally randomize kernel stack offset each syscall

2021-04-01 Thread Kees Cook
On Thu, Apr 01, 2021 at 12:17:44PM -0700, Roy Yang wrote: > Both Android and Chrome OS really want this feature; For Container-Optimized > OS, we have customers > interested in the defense too. It's pretty close! There are a couple recent comments that need to be addressed, but hopefully it can l

Re: [PATCH v8 0/6] Optionally randomize kernel stack offset each syscall

2021-04-01 Thread Theodore Ts'o
On Thu, Apr 01, 2021 at 01:49:17PM -0700, Roy Yang wrote: > Thanks Ted, Casey and Al Viro. I am sorry for the inconvenience. > > I tried to follow the instructions listed under > https://lore.kernel.org/lkml/20210330205750.428816-1-keesc...@chromium.org/ > using git-send-email > > Thought that wi

[PATCH v8 0/6] Optionally randomize kernel stack offset each syscall

2021-04-01 Thread Roy Yang
thing... > > The Change-Id fails to have any direct search hits at lore.kernel.org. > However, it turn up Roy's original patch, and clicking on the > message-Id in the "In-Reply-Field", it apperas Roy was replying to > this message: > > https://lore.kernel.org/lk

[PATCH v8 0/6] Optionally randomize kernel stack offset each syscall

2021-03-30 Thread Kees Cook
v8: - switch to __this_cpu_*() (tglx) - improve commit log details, comments, and masking (ingo, tglx) v7: https://lore.kernel.org/lkml/20210319212835.3928492-1-keesc...@chromium.org/ v6: https://lore.kernel.org/lkml/20210315180229.1224655-1-keesc...@chromium.org/ v5: https://lore.kernel.org/lkml