> Still travelling and am not in a position to test this properly :(. > However, this bug feels very similar to a bug in the migration scanner where > a pfn_valid check is missed because the start is not aligned. Henrik, when > did this start happening? I would be a little surprised if it started between > 3.6 and 3.7-rcX but maybe it's just easier to hit now for some reason. How > reproducible is this? Is there anything in particular you do to trigger the > oops? Does the following patch help any? It's only compile tested I'm afraid. I managed to trigger the path several times with a small memory-intensive program, and since I am still here, Tested-by: Henrik Rydberg <rydberg@xxxxxxxxxxx> Thanks! Henrik -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>