On Mon, Sep 13, 2021 at 09:19:22AM -0700, Richard Henderson wrote: > On 9/13/21 4:07 AM, Richard W.M. Jones wrote: > >>[ 0.000000] Linux version 5.14.0-60.fc36.armv7hl > >>(mockbu...@buildvm-a32-12.iad2.fedoraproject.org) (gcc (GCC) 11.2.1 > >>20210728 (Red Hat 11.2.1-1), GNU ld version 2.37-9.fc36) #1 SMP Mon Aug 30 > >>14:08:34 UTC 2021 > >> > >>I thought about parameterizing this patch further, but I can't think of > >>another ISA that would be affected. (i686 clumsily changed its abi 20 > >>years ago to avoid faulting on vector spills; other isas so far have > >>allowed vectors to be unaligned.) > > > >Is it possible this change could have caused a more serious > >regression? > > I don't think so... > > >Now when I try to boot the Fedora kernel using TCG on > >armv7hl I can't even get to the point where it detects virtio-scsi > >devices. > > > >Full log is here (go down to the bottom and work backwards): > > > > https://kojipkgs.fedoraproject.org//work/tasks/7337/75597337/build.log > > I downloaded the 5.14.0-60 kernel from above, and I can reproduce > the original error, and I see that it's fixed afterward.
Thanks for checking that. I did spend much of today attempting to get an armv7 guest installed on my RPi so I could reproduce this more reliably, but eventually gave up because of a variety of other problems (one apparently in qemu: https://bugzilla.redhat.com/1633328) > I'll have a look at this new build log in a moment... > > > r~ Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-p2v converts physical machines to virtual machines. Boot with a live CD or over the network (PXE) and turn machines into KVM guests. http://libguestfs.org/virt-v2v
