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Message-ID: <20160115081249.GA19487@dhcp-128-65.nay.redhat.com>
Date:	Fri, 15 Jan 2016 16:12:49 +0800
From:	Dave Young <dyoung@...hat.com>
To:	David Howells <dhowells@...hat.com>
Cc:	linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
	kexec@...ts.infradead.org, xlpang@...hat.com, vgoyal@...hat.com,
	pjones@...hat.com
Subject: Re: Kexec_file_load failed with "Missing required AuthAttr"

Ccing Peter Jones for pesign possible issues. 

On 01/07/16 at 01:25pm, Dave Young wrote:
> Hi,
> 
> I saw the warning "Missing required AuthAttr" when testing kexec, known issue?
> Idea about how to fix it?
> 
> The kernel is latest linus tree plus sevral patches from Toshi to cleanup io resource structure.
> 
> in function pkcs7_sig_note_set_of_authattrs():
>         if (!test_bit(sinfo_has_content_type, &sinfo->aa_set) ||
>             !test_bit(sinfo_has_message_digest, &sinfo->aa_set) ||
>             (ctx->msg->data_type == OID_msIndirectData &&
>              !test_bit(sinfo_has_ms_opus_info, &sinfo->aa_set))) {
>                 pr_warn("Missing required AuthAttr\n");
>                 return -EBADMSG;
>         }
> 
> The third condition below is true:
> (ctx->msg->data_type == OID_msIndirectData &&
>              !test_bit(sinfo_has_ms_opus_info, &sinfo->aa_set))
> 
> I signed the kernel with redhat test key like below:
> pesign -c 'Red Hat Test Certificate' -i arch/x86/boot/bzImage -o /boot/vmlinuz-4.4.0-rc8+ -s --force
> 
> Thanks
> Dave

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