On Wed, Jan 27, 2021 at 11:08:17AM +0100, Łukasz Majczak wrote: > Hi Mike, > > Actually I have a serial console attached (via servo device), but > there is no output :( and also the reboot/crash is very fast/immediate > after power on. If you boot with earlyprintk=serial are there any messages?
> Best regards > Lukasz > > śr., 27 sty 2021 o 11:05 Mike Rapoport <r...@linux.ibm.com> napisał(a): > > > > Hi Lukasz, > > > > On Wed, Jan 27, 2021 at 10:22:29AM +0100, Łukasz Majczak wrote: > > > Crash after mm: fix initialization of struct page for holes in memory > > > layout > > > > > > Hi, > > > I was trying to run v5.11-rc5 on my Samsung Chromebook Pro (Caroline), > > > but I've noticed it has crashed - unfortunately it seems to happen at > > > a very early stage - No output to the console nor to the screen, so I > > > have started a bisect (between 5.11-rc4 - which works just find - and > > > 5.11-rc5), > > > bisect results points to: > > > > > > d3921cb8be29 mm: fix initialization of struct page for holes in memory > > > layout > > > > > > Reproduction is just to build and load the kernel. > > > > > > If it will help any how I am attaching: > > > - /proc/cpuinfo (from healthy system): > > > https://gist.github.com/semihalf-majczak-lukasz/3517867bf39f07377c1a785b64a97066 > > > - my .config file (for a broken system): > > > https://gist.github.com/semihalf-majczak-lukasz/584b329f1bf3e43b53efe8e18b5da33c > > > > > > If there is anything I could add/do/test to help fix this please let me > > > know. > > > > Chris Wilson also reported boot failures on several Chromebooks: > > > > https://lore.kernel.org/lkml/161160687463.28991.354987542182281...@build.alporthouse.com > > > > I presume serial console is not an option, so if you could boot with > > earlyprintk=vga and see if there is anything useful printed on the screen > > it would be really helpful. > > > > > Best regards > > > Lukasz > > > > -- > > Sincerely yours, > > Mike. -- Sincerely yours, Mike.
