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From: David Howells <dhowells@redhat.com>
To: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: dhowells@redhat.com,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Vivek Goyal <vgoyal@redhat.com>,
	yannik@sembritzki.me, Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Peter Anvin <hpa@zytor.com>,
	the arch/x86 maintainers <x86@kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Dave Young <dyoung@redhat.com>, Baoquan He <bhe@redhat.com>,
	Justin Forbes <jforbes@redhat.com>,
	Peter Jones <pjones@redhat.com>,
	Matthew Garrett <mjg59@google.com>
Subject: Re: [PATCH] Fix kexec forbidding kernels signed with custom platform keys to boot
Date: Thu, 16 Aug 2018 16:49:57 +0100	[thread overview]
Message-ID: <30607.1534434597@warthog.procyon.org.uk> (raw)
In-Reply-To: <1534432615.3166.5.camel@HansenPartnership.com>

James Bottomley <James.Bottomley@HansenPartnership.com> wrote:

> > The problem with that is that it means you can't load third party
> > modules - such as the NVidia driver.  That's fine if you absolutely
> > reject the right of people to produce third party drivers for the
> > Linux kernel and absolutely require that they open and upstream their
> > code if they want in.
> 
> So if you build your own kernel and want to load the nVidia module, you
> have the key to sign it.

I think you have to assume that doing this is beyond most people.  Further, as
a distribution we would prefer people didn't raise bugs against kernels that
we didn't build.

> If you're a distribution and want third party modules to be loaded you can
> set up a third party signing process using a distro key ... I don't see what
> the big problem is.

That's the problem is right there.  AIUI, we *don't* want to set up a third
party signing process.  As I said, it potentially comes with lawyers attached.

> So your lawyers tell you if you sign a third party module for your
> kernel then you could get blamed for the damage it causes?

There's more to it than that, but I feel I should discuss it with our legal
dept. before airing it here.

David

  parent reply	other threads:[~2018-08-16 15:50 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-15 10:00 [PATCH] Fix kexec forbidding kernels signed with custom platform keys to boot Yannik Sembritzki
2018-08-15 16:54 ` Linus Torvalds
2018-08-15 17:27   ` Yannik Sembritzki
2018-08-15 17:37     ` Yannik Sembritzki
2018-08-15 17:42     ` Vivek Goyal
2018-08-15 18:44       ` Yannik Sembritzki
2018-08-15 18:58       ` Vivek Goyal
2018-08-15 19:06         ` Yannik Sembritzki
2018-08-15 19:49           ` Vivek Goyal
2018-08-15 20:47             ` Linus Torvalds
2018-08-15 20:53               ` James Bottomley
2018-08-15 21:08               ` Yannik Sembritzki
2018-08-15 21:13                 ` James Bottomley
2018-08-15 21:31                   ` Yannik Sembritzki
2018-08-15 21:40                     ` James Bottomley
2018-08-15 21:50                       ` Yannik Sembritzki
2018-08-15 21:57                     ` Vivek Goyal
2018-08-15 22:14                       ` Yannik Sembritzki
2018-08-15 21:52                   ` Vivek Goyal
2018-08-15 21:57                     ` James Bottomley
2018-08-15 21:14                 ` Linus Torvalds
2018-08-16 13:51             ` David Howells
2018-08-16 15:16               ` James Bottomley
2018-08-16 15:42                 ` James Bottomley
2018-08-16 15:49               ` David Howells [this message]
2018-08-16 15:56                 ` James Bottomley
2018-08-16 16:56                   ` David Laight
2018-08-16 17:15                     ` James Bottomley
2018-08-16 20:31                 ` David Howells
2018-08-17  0:07                   ` James Bottomley
2018-08-17  8:24                   ` David Howells
2018-08-17 14:58                     ` James Bottomley
2018-08-17 15:42                       ` Justin Forbes
2018-08-17 16:02                         ` James Bottomley
2018-08-16  0:52       ` Dave Young
2018-08-16  0:55         ` Dave Young
2018-08-16 12:13       ` David Howells
2018-08-16 14:22         ` James Bottomley
2018-08-16 14:43         ` David Howells
2018-08-16 14:59           ` James Bottomley
2018-08-17 17:00             ` Alan Cox
2018-08-15 17:45     ` Linus Torvalds
2018-08-15 18:19       ` Yannik Sembritzki
2018-08-15 18:22         ` Linus Torvalds
2018-08-15 19:42           ` [PATCH 0/2] Fix kexec forbidding kernels signed with keys in the secondary keyring " Yannik Sembritzki
2018-08-16 18:02             ` Linus Torvalds
2018-08-15 19:42           ` [PATCH 1/2] " Yannik Sembritzki
2018-08-15 19:42           ` [PATCH 2/2] Replace magic for trusting the secondary keyring with #define Yannik Sembritzki
2018-08-15 21:14             ` kbuild test robot
2018-08-15 21:19               ` [PATCH 2/2] [FIXED] " Yannik Sembritzki
2018-08-15 22:01                 ` Linus Torvalds
2018-08-15 22:07                   ` [PATCH 2/2] [FIXED v2] " Yannik Sembritzki
2018-08-16  1:11                     ` Dave Young
2018-08-16  7:43                       ` Yannik Sembritzki
2018-08-16  8:02                         ` Dave Young
2018-08-16  8:20                           ` Greg Kroah-Hartman
2018-08-16 12:46                       ` Vivek Goyal

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