Hi Linus, Linus Torvalds <[email protected]> writes:
> On Tue, 3 Sept 2024 at 02:09, Oleg Nesterov <[email protected]> wrote: >> >> but with or without this fix __create_xol_area() also needs >> >> area->xol_mapping.mremap = NULL; > > I think the whole thing needs to be zeroed out. > > It was always horribly buggy. The close thing just made it more > *obviously* buggy, because closing a vma is a lot more common than > mremap'ing it. > > Either use kzalloc(), or do a proper initializer something like this: I sent a patch which does this today: https://lore.kernel.org/all/[email protected]/
