Bug#1004255: linux-image-5.14.0-1-sparc64-smp: Debian kernels > 5.14.3-1~exp1 fail to boot on SPARC T4-1 with Fast Data Access MMU Miss

From	Rich <rincebrain@gmail.com>
Newsgroups	linux.debian.bugs.dist, linux.debian.ports.sparc, linux.debian.kernel
Subject	Bug#1004255: linux-image-5.14.0-1-sparc64-smp: Debian kernels > 5.14.3-1~exp1 fail to boot on SPARC T4-1 with Fast Data Access MMU Miss
Date	2022-01-23 20:00 +0100
Message-ID	<DIQfN-3rf-7@gated-at.bofh.it> (permalink)
References	<DIOdY-2gd-5@gated-at.bofh.it> <DIPWp-3ky-1@gated-at.bofh.it> <DIOdY-2gd-5@gated-at.bofh.it> <DIPWp-3ky-1@gated-at.bofh.it>
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At least on my old Netra T1, SILO has never believed in booting vmlinuz,
only vmlinux, and faults similarly if you try.

So if it just recently started faulting that way for you, perhaps any glue
that knew to unpack vmlinuz into vmlinux isn't working?

- Rich

On Sun, Jan 23, 2022 at 1:30 PM John Paul Adrian Glaubitz <
glaubitz@physik.fu-berlin.de> wrote:

> Hello Tom!
>
> On 1/23/22 17:39, Tom Turelinckx wrote:
> > Boot device: disk0  File and args:
> > SILO Version 1.4.14
> > boot:
> > Allocated 64 Megs of memory at 0x40000000 for kernel
> > Uncompressing image...
> > Loaded kernel version 5.14.6
> > Loading initial ramdisk (25723814 bytes at 0x24800000 phys, 0x40C00000
> virt)...
> > ERROR: Last Trap: Fast Data Access MMU Miss
>
> This looks more like an issue with your bootloader. I haven't used SILO
> for a
> long time, so I don't have a track what currently works and what not.
>
> Can you try booting the current ISO snapshot image? [1]
>
> Adrian
>
> > [1]
> https://cdimage.debian.org/cdimage/ports/snapshots/2021-10-20/debian-11.0.0-sparc64-NETINST-1.iso
>
> --
>  .''`.  John Paul Adrian Glaubitz
> : :' :  Debian Developer - glaubitz@debian.org
> `. `'   Freie Universitaet Berlin - glaubitz@physik.fu-berlin.de
>   `-    GPG: 62FF 8A75 84E0 2956 9546  0006 7426 3B37 F5B5 F913
>
>

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Bug#1004255: linux-image-5.14.0-1-sparc64-smp: Debian kernels > 5.14.3-1~exp1 fail to boot on SPARC T4-1 with Fast Data Access MMU Miss John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> - 2022-01-23 19:40 +0100
  Bug#1004255: linux-image-5.14.0-1-sparc64-smp: Debian kernels > 5.14.3-1~exp1 fail to boot on SPARC T4-1 with Fast Data Access MMU Miss Rich <rincebrain@gmail.com> - 2022-01-23 20:00 +0100

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