[Beowulf] RHEL7 kernel update for L1TF vulnerability breaks RDMA

Jörg Saßmannshausen sassy-work at sassy.formativ.net
Sat Aug 18 00:22:11 PDT 2018

Dear all,

if the problem is RMDA, how about InfiniBand? Will that be broken as well?

All the best


Am Samstag, 18. August 2018, 13:33:55 BST schrieb Chris Samuel:
> On Saturday, 18 August 2018 12:54:03 AM AEST Kilian Cavalotti wrote:
> > That's true: RH mentioned an "embargo'd security fix" but didn't refer
> > to L1TF explicitly (which I think is not under embargo anymore).
> Agreed, though I'm not sure any of the listed fixes are embargoed now.
> > As the reporter of the issue on the Whamcloud JIRA, I also have to
> > apologize for initially pointing fingers at Lustre, it didn't cross my
> > mind that this kind of whole RDMA stack breakage would have slipped
> > past Red Hat's QA.
> Oh I didn't read that as pointing any fingers at Lustre at all, just that
> the kernel update broke Lustre for you (and for us!).
> All the best,
> Chris

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