Hi Andrew, On Thu, 10 Jun 2021 15:59:40 -0700 Andrew Morton wrote: > > On Thu, 10 Jun 2021 07:40:47 -0400 Zi Yan wrote: > > > >> The attached config has THP disabled. The VM cannot boot with THP enabled, > > >> either. > > >> > > > > > > There is not a lot of information to go on here. Can you confirm that a > > > revert of that specific patch from mmotm-2021-06-07-18-33 also boots? It > > > sounds like your console log is empty, does anything useful appear if > > > you add "earlyprintk=serial,ttyS0,115200" to the kernel command line? > > > > Sure. I can confirm that reverting the patch makes the VM boot. > > The important information I forgot to mention is that after I remove > > the NUMA setting in the QEMU, the VM can boot too. > > Thanks, I'll drop > mm-page_alloc-allow-high-order-pages-to-be-stored-on-the-per-cpu-lists.patch > for now. > Dropped from linux-next today. -- Cheers, Stephen Rothwell