On Tue, May 31, 2016 at 01:10:44PM +0000, Yehuda Yitschak wrote: > During some of the stress tests we also came across a different warning > from the arm64 page management code > It looks like a race is detected between HW and SW marking a bit in the PTE
A72 (which I believe is the CPU in that SoC) is a v8.0 CPU and therefore doesn't have hardware DBM. > Not sure it's really related but I thought it might give a clue on the issue > http://pastebin.com/ASv19vZP There have been a few patches from Catalin to fix up the hardware DBM patches, so it might be worth trying to reproduce this failure with a more recent kernel. I doubt this is related to the allocation failures, however. Will