Re: aboot unzip "unknown compression method" on recent (post 6.4) kernels?
Hi Alex,
On Fri, 2024-11-22 at 23:56 -0800, Alex Winbow wrote:
> I have been unable to boot kernels after 6.4; aboot fails with
> "unzip: unknown compression method". Specifically:
>
> - vmlinuz-6.4.0-1-alpha-generic --> works
> - vmlinuz-6.6.15-alpha-generic --> fails
> - vmlinuz-6.11.6-alpha-generic --> fails
>
> This is on a XP1000 (EV67/Tsunami/Monet). aboot is
> 1.0~pre20200212-1. FWIW, "gzip -l --verbose" says all kernels are
> compressed with the same method:
>
> $gzip -l --verbose vmlinuz-6*
> method crc date time compressed uncompressed ratio
> uncompressed_name
> defla 2ad47e09 Nov 4 13:57 7010635 24244720 71.1%
> vmlinuz-6.11.6-alpha-generic
> defla 148fa7ac Jul 22 23:53 6814008 23614088 71.1%
> vmlinuz-6.4.0-1-alpha-generic
> defla 30836626 Feb 4 12:28 7045662 24145360 70.8%
> vmlinuz-6.6.15-alpha-generic
>
> Did something more subtle change in compression in between kernel
> 6.4 and 6.6?
Maybe the kernel has become just too large for aboot to decompress it?
I am planning to work on aboot in the near future and bring the package
back into shape. I will also look into this particular issue then, so
thanks for reporting it.
Adrian
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer
`. `' Physicist
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
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