Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Geert Uytterhoeven
Hi Adrian, On Tue, Feb 21, 2023 at 4:53 PM John Paul Adrian Glaubitz 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_injbkts

Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Stephen Walsh
Hi Michael, > that's apparently been corrected in later versions. Commit > ca831f29f8f25c97182e726429b38c0802200c8f (in from 5.17). > > I doubt this would lead to different code generated. > > Which was the first broken version you tried? That would narrow down > the search range considerably..

Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Geert Uytterhoeven
On Sun, Feb 26, 2023 at 12:02 PM Geert Uytterhoeven wrote: > On Tue, Feb 21, 2023 at 4:53 PM John Paul Adrian Glaubitz > 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 > > >

Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Michael Schmitz
Hi Geert, Stephen, Am 27.02.2023 um 01:52 schrieb Geert Uytterhoeven: On Sun, Feb 26, 2023 at 12:02 PM Geert Uytterhoeven wrote: On Tue, Feb 21, 2023 at 4:53 PM John Paul Adrian Glaubitz wrote: On Tue, 2023-02-21 at 15:55 +0100, Geert Uytterhoeven wrote: Looks surprisingly similar to the is

Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Michael Schmitz
Hi Geert, Am 27.02.2023 um 01:52 schrieb Geert Uytterhoeven: On Sun, Feb 26, 2023 at 12:02 PM Geert Uytterhoeven wrote: On Tue, Feb 21, 2023 at 4:53 PM John Paul Adrian Glaubitz wrote: On Tue, 2023-02-21 at 15:55 +0100, Geert Uytterhoeven wrote: Looks surprisingly similar to the issue repor

Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Finn Thain
On Mon, 27 Feb 2023, Michael Schmitz wrote: > > > > Bisected to commit 376e3fdecb0dcae2 ("m68k: Enable memtest > > functionality") in v5.17-rc1. Reverting that on top of latest fixes > > the issue. > > Yes, I'm sorry to say that was the only likely candidate. Can't see why > though - are Macs

Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Finn Thain
On Mon, 27 Feb 2023, Michael Schmitz wrote: > > I wonder whether Finn's memtest patch merely exposed another MM bug > A kernel patch may be easier than a bootloader patch (even if this is a bootloader bug) particularly if it affects multiple platforms. A partial revert of my patch (below) wi

Re: Kernel versions 6.x don't boot on Amiga 4000

2023-02-26 Thread Michael Schmitz
Hi Finn, Am 27.02.2023 um 18:55 schrieb Finn Thain: On Mon, 27 Feb 2023, Michael Schmitz wrote: Bisected to commit 376e3fdecb0dcae2 ("m68k: Enable memtest functionality") in v5.17-rc1. Reverting that on top of latest fixes the issue. Yes, I'm sorry to say that was the only likely candidate