kode54 wrote: Does that update or a previous update already fix this? Another errata, fixable with a microcode update. I believe AGESA 1.0.0.4 is supposed to fix that.

Looks like AGESA 1.0.0.6 fixes the issue, so mobo manufacturers should be shipping new BIOS updates with this patch: Source

Not good for AMD's track record. This is the third time in a row that they release a new CPU architecture that has fundamental flaws (as in, not just a bunch of errata in a datasheet, with perhaps one in a million chance that you'd ever be affected by them in practice. But actual hard crashes in …