Bug#905574: linux-image-4.17.0-0.bpo.1-amd64: cryptsetup missing in intitramfs for kernel 4.17

From	Ian Campbell <ijc@debian.org>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#905574: linux-image-4.17.0-0.bpo.1-amd64: cryptsetup missing in intitramfs for kernel 4.17
Date	2018-08-06 18:30 +0200
Message-ID	<wjQym-5Ax-3@gated-at.bofh.it> (permalink)
References	(4 earlier) <wjO3v-3Vm-1@gated-at.bofh.it> <wjLfj-28H-5@gated-at.bofh.it> <wjQ5j-59U-1@gated-at.bofh.it> <wjLfj-28H-5@gated-at.bofh.it> <wjQ5j-59U-1@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Cross-posted to 2 groups.

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On Mon, 2018-08-06 at 23:47 +0800, Ben Hutchings wrote:
> On Mon, 2018-08-06 at 14:40 +0100, Ian Campbell wrote:
> > On Mon, 2018-08-06 at 21:15 +0800, Ben Hutchings wrote:
> > > > Inspecting the initramfs shows that the cryptsetup related
> > > > parts are
> > > > missing for 4.17, but still in the 4.16 kernel.
> > > > 
> > > > I was able to mitigate the issue by use the cryptsetup packages
> > > > from
> > > > buster.
> > > 
> > > This is strange.  Kernel packages do not determine what goes into
> > > the
> > > initramfs.
> > 
> > Possibly the cryptsetup package changed (and become broken). Then
> > the
> > 4.17 initramfs was (re)built (due to the install/upgrade of that
> > kernel) while the 4.16 initramfs wasn't rebuilt.
> 
> In stable?  (There's no backport of cryptsetup.)

Ah, sorry, I didn't read close enough and somehow thought this was in
unstable.

For stable/bpo s/the cryptsetup package/some package/.

> > I expected that there were be triggers in place which should have
> > caused the 4.16 initramfs (in fact, all initramfses) to be updated
> > if a
> > relevant package (e.g. cryptsetup) was changed, but perhaps that
> > was
> > more in hope than expectation and it's only an initramfs-tools
> > update
> > which would trigger that?
> 
> Installing or upgrading cryptsetup will trigger an update of the newest
> installed kernel version's initramfs.

Thanks, that would potentially explain why 4.16 continues to work (it
has an older working initramfs).

Ian.

Thread

Bug#905574: linux-image-4.17.0-0.bpo.1-amd64: cryptsetup missing in intitramfs for kernel 4.17 H.-Dirk Schmitt <dirk@computer42.org> - 2018-08-06 12:50 +0200
  Bug#905574: linux-image-4.17.0-0.bpo.1-amd64: cryptsetup missing in intitramfs for kernel 4.17 Ben Hutchings <ben@decadent.org.uk> - 2018-08-06 15:20 +0200
    Bug#905574: linux-image-4.17.0-0.bpo.1-amd64: cryptsetup missing in intitramfs for kernel 4.17 Ian Campbell <ijc@debian.org> - 2018-08-06 15:50 +0200
      Bug#905574: linux-image-4.17.0-0.bpo.1-amd64: cryptsetup missing in intitramfs for kernel 4.17 Ben Hutchings <ben@decadent.org.uk> - 2018-08-06 18:00 +0200
        Bug#905574: linux-image-4.17.0-0.bpo.1-amd64: cryptsetup missing in intitramfs for kernel 4.17 Ian Campbell <ijc@debian.org> - 2018-08-06 18:30 +0200
  Processed: Re: Bug#905574: linux-image-4.17.0-0.bpo.1-amd64:  cryptsetup missing in intitramfs for kernel 4.17 "Debian Bug Tracking System" <owner@bugs.debian.org> - 2018-08-06 15:20 +0200
  Bug#905574: marked as done (linux-image-4.17.0-0.bpo.1-amd64:  cryptsetup missing in intitramfs for kernel 4.17) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2018-09-07 17:00 +0200

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