Bug#1062073: grub-efi-amd64: GRUB 2.12 fails to boot with X64 exception

[Mate Kukri]

Hello,

Do you happen to know the previous GRUB version you were running, was
it 2.06 or 2.12~rc1?

Mate

On Wed, Jan 31, 2024 at 9:21 AM Morten Hein Tiljeset <mtiljeset at uber.com> wrote:
>
> Package: grub-efi-amd64
> Version: 2.12-1
> Severity: important
>
> Dear Maintainer,
>
> Upgrading to GRUB 2.12 makes my system unbootable. It immediately breaks
> with the following error before giving me a chance to see any menu or
> get any better debug output.
>
> !!!! X64 Exception Type - 0D(#GP - General Protection)  CPU Apic ID - 00000000 !!!!
> ExceptionData - 0000000000000000
> RIP  - 000000005FDE0E22, CS  - 0000000000000038, RFLAGS - 0000000000210202
> RAX  - 0000000000000004, RCX - 0000000000000000, RDX - 0000000000000004
> RBX  - 5043414600000000, RSP - 000000006FC56008, RBP - 000000006FC56050
> RSI  - 000000004D0ABEFA, RDI - 5043414600000000
> R8   - 0000000000000053, R9  - 0000000000000001, R10 - 000000000001C201
> R11  - 000000006FC55B80, R12 - 000000000000001C, R13 - 00000000600651EC
> R14  - 000000005FDE0E1B, R15 - 0000000060065000
> DS   - 0000000000000030, ES  - 0000000000000030, FS  - 0000000000000030
> GS   - 0000000000000030, SS  - 0000000000000030
> CR0  - 0000000080000013, CR2 - 0000000000000000, CR3 - 000000006FAD6000
> CR4  - 0000000000000668, CR8 - 0000000000000000
> DR0  - 0000000000000000, DR1 - 0000000000000000, DR2 - 0000000000000000
> DR3  - 0000000000000000, DR6 - 00000000FFFF0FF0, DR7 - 0000000000000400
> GDTR - 00000000698AD500 0000000000000047, LDTR - 0000000000000000
> IDTR - 0000000067949018 0000000000000FFF,   TR - 0000000000000000
> FXSAVE_STATE - 000000006FC55C60
> !!!! Find image (No PDB)  (ImageBase=000000005FDD8000, EntryPoint=000000005FDD9000) !!!!
>
> This is consistent across several similar machines, so I suspect a
> software regression rather than a hardware issue.
>
> FWIW the EFI BIOS is
> American Megatrends
> Version 2.20.1276
> Core Version 5.14
>
> I realize that this is not a lot to go on, but I would appreciate any
> hints on how to debug this issue.
>
> Best,
> Morten Hein Tiljeset
>
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