On Sun, Feb 26, 2023 at 12:02 PM Geert Uytterhoeven
<ge...@linux-m68k.org> wrote:
> On Tue, Feb 21, 2023 at 4:53 PM John Paul Adrian Glaubitz
> <glaub...@physik.fu-berlin.de> wrote:
> > On Tue, 2023-02-21 at 15:55 +0100, Geert Uytterhoeven wrote:
> > > Looks surprisingly similar to the issue reported by Stan.
> > > Do the mitigations given in
> > > https://lore.kernel.org/all/camuhmdutkr2zvzijflxvs9d_injbktsnqqqfo1oxnjhzeoy...@mail.gmail.com
> > > help?
> >
> > The kernel actually crashes with a backtrace:
> >
> > ABCDGHIJK
> > [ 0.000000] Linux version 6.0.0-6-m68k (debian-ker...@lists.debian.org)
> > (gcc-12 (Debian 12.2.0-9) 12.2.0, GNU ld (GNU Binutils for
> > Debian) 2.39) #1 Debian 6.0.12-1 (2022-12-09)
> > [ 0.000000] Enabling workaround for errata I14
> > [ 0.000000] printk: bootconsole [debug0] enabled
> > [ 0.000000] Amiga hardware found: [A4000] VIDEO BLITTER AUDIO FLOPPY
> > A4000_IDE KEYBOARD MOUSE SERIAL PARALLEL A3000_CLK CHIP_RAM PAULA
> > LISA ALICE_PAL ZORRO3
> > [ 0.000000] initrd: 0ef0602c - 0f800000
> > [ 0.000000] Zone ranges:
> > [ 0.000000] DMA [mem 0x0000000008000000-0x000000f7ffffffff]
> > [ 0.000000] Normal empty
> > [ 0.000000] Movable zone start for each node
> > [ 0.000000] Early memory node ranges
> > [ 0.000000] node 0: [mem 0x0000000008000000-0x000000000f7fffff]
> > [ 0.000000] Initmem setup node 0 [mem
> > 0x0000000008000000-0x000000000f7fffff]
> > [ 0.000000] Unable to handle kernel access at virtual address (ptrval)
>
> I see the same issue on my A4000, bisecting...
Bisected to commit 376e3fdecb0dcae2 ("m68k: Enable memtest
functionality") in v5.17-rc1. Reverting that on top of latest fixes the
issue.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
