From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 922A7EAF6; Tue, 26 Mar 2024 10:17:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711448240; cv=none; b=qzmMfqKVaFObqiR7eXXMUgBDUKggpeJDlpS7OWrJaiFlpAFbtej27uOLDShkks7abhcm7KRfU06JfzBwUjmadhXNUvTj+vN/xgaUjMdBTPK5CFAQZ7kvMh2mt60C9GUrt4UV9AGImRnLDoAIrnpzSffprTqCXmOEj2nckzH9fuM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711448240; c=relaxed/simple; bh=f8P+HvRNSxwumEsUKb4t+yPV/HhejyzHEDnEZXjEd1E=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=RzFiULKDRhWFzecEbSf47lmwZ4wNfVr7TVWWofP5SkGu779sCSsljctvqjS0j46CugNwJAvnkrUcj4EkPfzQkmdJV58SmjhxyJw3C31SNtWBWaiNJEW5m/0m+wbU888oNS6P2UslXJpFMsaPBGMewhzzOd877ZhIrs3ue1WdIDY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=ItdxkdOe; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="ItdxkdOe" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 9A44840E024C; Tue, 26 Mar 2024 10:17:13 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id NfdiRrir3uHM; Tue, 26 Mar 2024 10:17:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1711448229; bh=CDmK/0QYSIOIpZwH6go7HxA/MlzIItJgpVzSJbzTjCY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ItdxkdOebiOZcO2glgj9DRQyiSPYumneMfig51XeVVNYwEHdJgq9ar+rwNG1WgnGr w307OggfvCRulmidXKSHutFuUykq5gPqFTVJWf5Vg3OSUhy/uymWxTw4LzEyLt5TkQ mEnFlJ0Lp9bjiqR6i8AWQqyYnGA3SY3c2jyueID7NT0iIjvKMDKFJbVUV1NVq4b1zC 0Q8ZsaPxdUfUnmq9IR7XD2JPwKm5AYuUv93QTm8+5ZhlOjlCjvepT3M3Ll5YhsIhF1 JiPClqwXr5nqNf3kyKHQqemMauaoxwYmZSYxs3GYIgxRZ40IQDhx2csWRSDPMQdGUf NPosDN6vj/m3ubr4vATQpNbhjl3xbRnE+dhQqZpgYFKnlO4vd7VwdioWxF4w5g4j+y lfyM/U9SNWXHJABlWu55+Xht1+K2DKOMV7oIa8oBTLdQkjTRUiey4R04RiqagjFioS tg41yPJ2K2nSliMprEbOydXf3n0UHL9smJnaK3XaJHZAp9wWZFnDVmq1OrFR+YmycR kgAJpS7PC6o4XlbiOzMuhyFAoK0cpSJHOWsFGvmyXIiDm1ammvUOzCDloTzvKKwElG lI9AX8ynroWDaBPYNjQSPFAZoWr0XSYBLFIcZ/6cZSb93ktFRTYftnRb7SpDzPTPmr kPlsWj2T3kBiLm3GV19+Ip5w= Received: from zn.tnic (p5de8ecf7.dip0.t-ipconnect.de [93.232.236.247]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 8D69840E02A2; Tue, 26 Mar 2024 10:16:51 +0000 (UTC) Date: Tue, 26 Mar 2024 11:16:42 +0100 From: Borislav Petkov To: Mirsad Todorovac Cc: x86@kernel.org, Sean Christopherson , Paolo Bonzini , Thomas Gleixner , Ingo Molnar , Dave Hansen , "H. Peter Anvin" , linux-kernel@vger.kernel.org, Fuad Tabba , Marc Zyngier , Shaoqin Huang , David Matlack , Josh Poimboeuf , Pawan Gupta , Peter Zijlstra , Breno Leitao , kvm@vger.kernel.org Subject: Re: [BUG net-next] arch/x86/kernel/cpu/bugs.c:2935: "Unpatched return thunk in use. This should not happen!" [STACKTRACE] Message-ID: <20240326101642.GAZgKgisKXLvggu8Cz@fat_crate.local> References: <1d10cd73-2ae7-42d5-a318-2f9facc42bbe@alu.unizg.hr> <20240318202124.GCZfiiRGVV0angYI9j@fat_crate.local> <12619bd4-9e9e-4883-8706-55d050a4d11a@alu.unizg.hr> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <12619bd4-9e9e-4883-8706-55d050a4d11a@alu.unizg.hr> On Wed, Mar 20, 2024 at 02:28:57AM +0100, Mirsad Todorovac wrote: > Please find the kernel .config attached. Thanks, that's one huuuge kernel you're building. :) > I got another one of these "Unpatched thunk" and it seems connected > with selftest/kvm. > > But running selftests/kvm one by one did not trigger the bug. Which commands are you exactly running? I'll try to reproduce here. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette