On Mon, Jun 01, 2020 at 05:05:19PM +0300, Kirill A. Shutemov wrote: > On Mon, Jun 01, 2020 at 01:07:24PM +0200, gregkh@xxxxxxxxxxxxxxxxxxx wrote: > > > > The patch below does not apply to the 4.4-stable tree. > > If someone wants it applied there, or to any other stable or longterm > > tree, then please email the backport, including the original git commit > > id to <stable@xxxxxxxxxxxxxxx>. > > Please don't. > > The patch known to cause trouble and going to be effectively reverted: > > https://lore.kernel.org/r/159032779896.957378.7852761411265662220.stgit@buzz Oops, I ment to say that 6988f31d558a ("mm: remove VM_BUG_ON(PageSlab()) from page_mapcount()") did not apply to the 4.4 tree and needs a working backport. I put in the wrong id as that is the commit that 6988f31d558a fixes. So, if you could provide a working backport, that would be wonderful. thanks, greg k-h