On Wed, 11 Jul 2018 15:17:42 -0700 Guenter Roeck <linux@xxxxxxxxxxxx> wrote: > On Tue, Jul 10, 2018 at 04:48:21PM +0300, Kirill A. Shutemov wrote: > > We now have all VMAs with ->vm_ops set and don't need to check it for > > NULL everywhere. > > > > Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> > > This patch causes two of my qemu tests to fail: > arm:mps2-an385:mps2_defconfig:mps2-an385 > xtensa:de212:kc705-nommu:nommu_kc705_defconfig > > Both are nommu configurations. > > Reverting the patch fixes the problem. Bisect log is attached for reference. Thanks. And there's the /dev/ion sysbot bug report. mm-drop-unneeded-vm_ops-checks.patch needs some more work - let's drop it for now.