From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mx.groups.io with SMTP id smtpd.web10.50363.1681723467625075820 for ; Mon, 17 Apr 2023 02:24:27 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=ABKKsqK8; spf=pass (domain: redhat.com, ip: 170.10.129.124, mailfrom: kraxel@redhat.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1681723466; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=LauUgBV5oek7lvR+iiyuR8ZQdKCpajMN3lfDEatGWsw=; b=ABKKsqK8eT1EkvUhnZMBF9eaozlDbH91TLacm8UCUM+cE5lYBPdegvxcVnoZBeO3QPWl8o tJbZ1r9g8iKnWP3Q9WUm6q4SxDSWqyRcYnbPJ8jaidxxiQepYpOyDPuFp/IKNmRaCErSjE biySB6ZGDiQqyPbyAOMG4q+/em40RJw= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-255-0L0j2CjdNle2IgyQavoS2w-1; Mon, 17 Apr 2023 05:24:23 -0400 X-MC-Unique: 0L0j2CjdNle2IgyQavoS2w-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.rdu2.redhat.com [10.11.54.7]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 4AFBF280A337; Mon, 17 Apr 2023 09:24:23 +0000 (UTC) Received: from sirius.home.kraxel.org (unknown [10.39.193.149]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 1C2A91415304; Mon, 17 Apr 2023 09:24:23 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id C41C718000B3; Mon, 17 Apr 2023 11:24:21 +0200 (CEST) Date: Mon, 17 Apr 2023 11:24:21 +0200 From: "Gerd Hoffmann" To: Tom Lendacky Cc: "devel@edk2.groups.io" , Ard Biesheuvel Subject: Re: Strange behavior between GCC 11 and GCC 12 Message-ID: References: <7f0f5f8e-09c7-4ae4-ffca-1a7c322949a8@amd.com> <653323a0-67d9-f896-83fe-46cf207fc83d@amd.com> MIME-Version: 1.0 In-Reply-To: <653323a0-67d9-f896-83fe-46cf207fc83d@amd.com> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.7 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Apr 14, 2023 at 04:39:23PM -0500, Tom Lendacky wrote: > On 4/14/23 15:23, Tom Lendacky wrote: > > I've been trying to debug a problem I'm seeing when I moved to the GCC 12 > > compiler. Under SEV it results in the guest crashing. > > False alarm, I was on the wrong branch that does not have ff36b2550f94 > ("OvmfPkg/Sec: fix stack switch")... disregard. FYI: You need 129404f6e439 too. HTH, Gerd