From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.0 required=3.0 tests=MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18EDFC31E45 for ; Thu, 13 Jun 2019 15:42:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E19AC2080A for ; Thu, 13 Jun 2019 15:42:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732844AbfFMPlu convert rfc822-to-8bit (ORCPT ); Thu, 13 Jun 2019 11:41:50 -0400 Received: from mail.wl.linuxfoundation.org ([198.145.29.98]:45264 "EHLO mail.wl.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731869AbfFMJtf (ORCPT ); Thu, 13 Jun 2019 05:49:35 -0400 Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EF08128B68 for ; Thu, 13 Jun 2019 09:49:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D955E28B27; Thu, 13 Jun 2019 09:49:34 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org To: kvm@vger.kernel.org Subject: [Bug 203845] Can't run qemu/kvm on 5.0.0 kernel (NULL pointer dereference) Date: Thu, 13 Jun 2019 09:49:33 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Product: Virtualization X-Bugzilla-Component: kvm X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jpalecek@web.de X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-Virus-Scanned: ClamAV using ClamSMTP Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=203845 --- Comment #3 from Jiri Palecek (jpalecek@web.de) --- So, after bisecting, the first bad commit is: commit ee6268ba3a6861b2806e569bff7fe91fbdf846dd (refs/bisect/bad) Author: Liang Chen Date: Wed Jul 25 16:32:14 2018 +0800 KVM: x86: Skip pae_root shadow allocation if tdp enabled Considering the fact that the pae_root shadow is not needed when tdp is in use, skip the pae_root shadow page allocation to allow mmu creation even not being able to obtain memory from DMA32 zone when particular cgroup cpuset.mems or mempolicy control is applied. Signed-off-by: Liang Chen Signed-off-by: Paolo Bonzini -- You are receiving this mail because: You are watching the assignee of the bug.