From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) (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 C9D443F5BF5 for ; Tue, 26 May 2026 15:12:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.97.179.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779808329; cv=none; b=XCL0GEVPuTLq9NGJZ9+/0HgBL89CL0zcLzX61DHAdicm/ciaxt6eRUbYjroWUDxLy0VpeV22A0+f3RxseLkVZvifRbiOWKJ6pkjDcjtH7auUXgWrK62PFL0CYoyAyjWq1C3X1OWIDcQ3r8Rg8QrjEHS8CxifiTS0uY/uZIOUpfA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779808329; c=relaxed/simple; bh=VNzO7a55h8Zh7q7pVn9ZGoH+LA8dLZO4fHdQaSvrEUk=; h=MIME-Version:Date:From:To:Cc:Subject:In-Reply-To:References: Message-ID:Content-Type; b=pceXC5YEJ9+tXrxzwhU/CqiqfR17tHpmqUGXauE4qk0O3nXjrLoYumWvqEE0AMZNLEVb9LZmMliyZDSw6Jfw6yArvobDM+1+eWlfwkYOwYOFiHygIfLdqeaQJIufEacCDuTMTzmwY2T3l/cw3+BGHC9wnWNFDEcN7tNQLg8pleU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com; spf=pass smtp.mailfrom=igalia.com; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b=IEqjwPkW; arc=none smtp.client-ip=213.97.179.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=igalia.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=igalia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=igalia.com header.i=@igalia.com header.b="IEqjwPkW" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:Content-Type:Message-ID:References: In-Reply-To:Subject:Cc:To:From:Date:MIME-Version:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=0BWum9obbunJlIGEK9AK0P3Vams8wVw+0uJG1CW4axE=; b=IEqjwPkWTHJKmf7uD3D3U7Fd18 qwdhTy9hULK9YPuqBXSlWQzvwILRx3wlgnWyJ86bNdn6axV3AyFZYTwpTDwriN32vJVAY+mitV70t rQ800zmJMIbAplHOOzHixQKaZE7JmGPQeMaRkIiaCE2DOQMURA6Qt5D5B89SHyvUtAySk4J44S1mu 35o9vjtNpMi63jdO8CYqEWcGQqoNb0kVyzNadi2fPYSP/NrW6Zs/ibwrFr5H2yBk0B4B/14//XKp/ 28Ix1nHNfRga0b83uvocglwwS5M4nZERbyfk4O7By4TN6UuQcfYf6MHgPVpGJptiykEJYGhjNCYZO 93RYMYEg==; Received: from maestria.local.igalia.com ([192.168.10.14] helo=mail.igalia.com) by fanzine2.igalia.com with esmtps (Cipher TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1wRtRh-008UNN-MM; Tue, 26 May 2026 17:11:53 +0200 Received: from webmail.service.igalia.com ([192.168.21.45]) by mail.igalia.com with esmtp (Exim) id 1wRtRf-00FQmb-B1; Tue, 26 May 2026 17:11:53 +0200 Received: from localhost ([127.0.0.1] helo=webmail.igalia.com) by webmail.service.igalia.com with esmtp (Exim 4.98.2) (envelope-from ) id 1wRtRe-00000004KLe-2i9p; Tue, 26 May 2026 17:11:51 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Tue, 26 May 2026 12:11:51 -0300 From: Mauricio Faria de Oliveira To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Juergen Gross , Alexey Dobriyan , Boris Ostrovsky Cc: kernel-dev@igalia.com, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, kernel test robot Subject: Re: [PATCH v3 0/4] x86/pvh: fix unbootable VMs again (PVH + KASAN) In-Reply-To: <20260520-pvh-kasan-inline-v3-0-bede769c6ec7@igalia.com> References: <20260520-pvh-kasan-inline-v3-0-bede769c6ec7@igalia.com> Message-ID: <5f01a2d0bf030641579720383b732bfb@igalia.com> X-Sender: mfo@igalia.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Report: NO, Score=-3.9, Tests=ALL_TRUSTED=-3,AWL=-1.668,BAYES_50=0.8 X-Spam-Score: -38 X-Spam-Bar: --- On 2026-05-20 18:12, Mauricio Faria de Oliveira wrote: > The issue of unbootable VMs with CONFIG_PVH due to CONFIG_KASAN is back. > > Booting directly from vmlinux (instead of bzImage) now fails with gcc-14/15 > (but works with gcc-12/13) if CONFIG_KASAN_GENERIC is set, on Ubuntu 25.10. v4: https://lore.kernel.org/all/20260526-pvh-kasan-inline-v4-0-a310e6a25ecd@igalia.com -- Mauricio