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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 E713CC04FF3 for ; Mon, 24 May 2021 05:44:08 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 479A96101E for ; Mon, 24 May 2021 05:44:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 479A96101E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:44532 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ll3Nn-0004Vt-7z for qemu-devel@archiver.kernel.org; Mon, 24 May 2021 01:44:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43224) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ll3MV-0003oL-FD for qemu-devel@nongnu.org; Mon, 24 May 2021 01:42:49 -0400 Received: from mga07.intel.com ([134.134.136.100]:46583) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ll3MO-0007tv-0B for qemu-devel@nongnu.org; Mon, 24 May 2021 01:42:47 -0400 IronPort-SDR: /Nl6dodQkbPFhC/dT8Ud2if6ed5dt9kPJvSsTowuuaf+hE8Grb/4h/geOYhP7GKm2o8ZK4NZIQ 5yKWsbn5iB/Q== X-IronPort-AV: E=McAfee;i="6200,9189,9993"; a="265757516" X-IronPort-AV: E=Sophos;i="5.82,319,1613462400"; d="scan'208";a="265757516" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 May 2021 22:42:30 -0700 IronPort-SDR: K5oNQwpB5Ri/W6JpCAF0fIJs+QzuWHr5V1sfZGxRpQexk79LPP7yqPsxZ3QcewMGv4sJP/AtoW TZcQEDHwe9RA== X-IronPort-AV: E=Sophos;i="5.82,319,1613462400"; d="scan'208";a="442671395" Received: from yangzhon-virtual.bj.intel.com (HELO yangzhon-Virtual) ([10.238.144.101]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-SHA256; 23 May 2021 22:42:28 -0700 Date: Mon, 24 May 2021 13:29:47 +0800 From: Yang Zhong To: Gal Hammer Subject: Re: The latest Qemu release can't bootup VM with latest guest kernel. Message-ID: <20210524052947.GA7519@yangzhon-Virtual> References: <20210520080652.GA16421@yangzhon-Virtual> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Received-SPF: pass client-ip=134.134.136.100; envelope-from=yang.zhong@intel.com; helo=mga07.intel.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: yang.zhong@intel.com, Paolo Bonzini , richard.henderson@linaro.org, qemu-devel@nongnu.org, cfontana@suse.de Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Sun, May 23, 2021 at 03:23:30PM +0300, Gal Hammer wrote: > Hi Yang, > > On Thu, 20 May 2021 at 11:27, Yang Zhong wrote: > > > Hello all, > > > > I found the latest Qemu release can't bootup the VM with latest guest > > kernel(>5.13). > > > > The normal v6.0.0 release is good to bootup the latest guest kernel. > > > > There are two issues were found > > 1. Guest kernel panic. > > 2. kvm disabled by bios > > > > The panic log as below: > > [ 2.250024] BUG: unable to handle page fault for address: > > ffffffffac06c55f > > [ 2.252226] #PF: supervisor write access in kernel mode > > [ 2.253892] #PF: error_code(0x0003) - permissions violation > > [ 2.255671] PGD 5940e067 P4D 5940f067 PUD 59410063 PMD 580001e1 > > [ 2.257567] Oops: 0003 [#1] SMP NOPTI > > [ 2.258738] CPU: 2 PID: 313 Comm: systemd-udevd Not tainted 5.13.0-rc1+ > > #1 > > [ 2.260899] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS > > 0.0.0 02/06/2015 > > [ 2.263375] RIP: 0010:__send_ipi_mask+0x1bf/0x240 > > [ 2.264855] Code: c0 48 c7 44 24 18 00 00 00 00 e9 48 ff ff ff 48 89 d0 > > 4c 09 c8 74 1b 49 63 d7 48 63 74 24 0c b8 0a 00 00 00 4c 89 cb 4c 89 d1 > > <0f> 01 d9 48 85 c0 78 4a 48 f7 04 24 00 02 00 00 0f 84 80 fe ff ff > > [ 2.270643] RSP: 0018:ff591a62c0193ab0 EFLAGS: 00010006 > > [ 2.272277] RAX: 000000000000000a RBX: 0000000000000009 RCX: > > 0000000000000000 > > [ 2.274482] RDX: 0000000000000000 RSI: 00000000000000fc RDI: > > ff13a83dc003c830 > > [ 2.276663] RBP: ff591a62c0193b08 R08: 0000000000000004 R09: > > 0000000000000009 > > [ 2.278866] R10: 0000000000000000 R11: 0000000000000000 R12: > > 0000000000000000 > > [ 2.281065] R13: ff13a83dc003c830 R14: 0000000000011580 R15: > > 0000000000000000 > > [ 2.283272] FS: 00007f23ebd07940(0000) GS:ff13a83e3bd00000(0000) > > knlGS:0000000000000000 > > [ 2.285794] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > > [ 2.287574] CR2: ffffffffac06c55f CR3: 0000000106ce2003 CR4: > > 0000000000771ee0 > > [ 2.289757] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > > 0000000000000000 > > [ 2.291972] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: > > 0000000000000400 > > [ 2.294177] PKRU: 55555554 > > [ 2.295043] Call Trace: > > [ 2.295820] kvm_smp_send_call_func_ipi+0xe/0x60 > > [ 2.297220] smp_call_function_many_cond+0x25d/0x2a0 > > [ 2.298772] ? flush_tlb_one_kernel+0x20/0x20 > > [ 2.300145] on_each_cpu_cond_mask+0x1e/0x20 > > [ 2.301514] flush_tlb_kernel_range+0x8d/0x90 > > [ 2.302799] __purge_vmap_area_lazy+0xc1/0x6a0 > > [ 2.304097] ? cpumask_next+0x1f/0x20 > > [ 2.305160] ? purge_fragmented_blocks_allcpus+0x3d/0x210 > > [ 2.306686] _vm_unmap_aliases+0xf1/0x120 > > [ 2.307861] change_page_attr_set_clr+0x95/0x280 > > [ 2.309203] set_memory_ro+0x26/0x30 > > [ 2.310259] ? 0xffffffffc00f7000 > > [ 2.311214] module_enable_ro.part.58+0x62/0xc0 > > [ 2.312417] do_init_module+0x17a/0x230 > > [ 2.313460] load_module+0x1a30/0x1b00 > > [ 2.314463] ? __do_sys_finit_module+0xad/0x110 > > [ 2.315702] __do_sys_finit_module+0xad/0x110 > > [ 2.316890] do_syscall_64+0x39/0x80 > > [ 2.317868] entry_SYSCALL_64_after_hwframe+0x44/0xae > > [ 2.319226] RIP: 0033:0x7f23ea8f32bd > > > > > > I also used the bisect to get the bad commit id: > > f5cc5a5c168674f84bf061cdb307c2d25fba5448 > > > > This issue is known issue? or some fixs are ready to fix those issues? > > thanks! > > > > What's your qemu command line? > > I'm also having a kernel crash (although I think mine is with a different > call stack) when using "-cpu host". The crash doesn't occur when I use > "kvm64" cpu type. > Hello Gal, Let me list my host and guest environment Host: Icelake, Linux5.13.0-rc1+ Guest: Linux5.13.0-rc1+ The Qemu command line: ./qemu-system-x86_64 \ -machine q35 \ -accel kvm \ -m 4096 \ -smp 4 \ -cpu host \ -bios /home/vmm/project/images/OVMF-upstream.fd \ -drive format=raw,file=/root/project/images/SGX_rhel8_efi.img,index=0,media=disk \ -netdev user,id=guest0,hostfwd=tcp::10022-:22 \ -device virtio-net-pci,netdev=guest0 \ -qmp tcp:127.0.0.1:12345,server,nowait \ -monitor telnet:127.0.0.1:55555,server,nowait \ -nographic -nodefaults -serial stdio I also tried the 'cpu kvm64' in my side, and there is not any issue. Regards, Yang > Gal. > > > > > > Regards, > > > > Yang > > > > > > > >