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 72900C47082 for ; Mon, 7 Jun 2021 06:06:09 +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 D620D6121F for ; Mon, 7 Jun 2021 06:06:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D620D6121F 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]:56678 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lq8Ol-0005di-I3 for qemu-devel@archiver.kernel.org; Mon, 07 Jun 2021 02:06:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57056) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lq8OB-0004xg-4u for qemu-devel@nongnu.org; Mon, 07 Jun 2021 02:05:31 -0400 Received: from mga18.intel.com ([134.134.136.126]:63260) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lq8O8-00015X-2L for qemu-devel@nongnu.org; Mon, 07 Jun 2021 02:05:30 -0400 IronPort-SDR: VX/G6b+LwkW2W6UAzTrD8Pl+mStVSz47gItLsLbS/FHoA10Adv2oZsYQWXnOJ6w4AOSFJ3mae1 eEPOSO1VWAEg== X-IronPort-AV: E=McAfee;i="6200,9189,10007"; a="191894835" X-IronPort-AV: E=Sophos;i="5.83,254,1616482800"; d="scan'208";a="191894835" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2021 23:05:21 -0700 IronPort-SDR: bEUYGxTSjAeC96xgcCtNjBCPET4mpuazV/xOt5sxtPtwFVn31RhRTR4dsU9QZKiD2+JM7kxKCJ HU4WxqhRgtTg== X-IronPort-AV: E=Sophos;i="5.83,254,1616482800"; d="scan'208";a="481396078" Received: from yangzhon-virtual.bj.intel.com (HELO yangzhon-Virtual) ([10.238.144.101]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-SHA256; 06 Jun 2021 23:05:18 -0700 Date: Mon, 7 Jun 2021 13:52:27 +0800 From: Yang Zhong To: Claudio Fontana Subject: Re: The latest Qemu release can't bootup VM with latest guest kernel. Message-ID: <20210607055227.GA26501@yangzhon-Virtual> References: <20210520080652.GA16421@yangzhon-Virtual> <20210524052947.GA7519@yangzhon-Virtual> <91644428-3790-87c0-246a-509c782e96d9@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <91644428-3790-87c0-246a-509c782e96d9@suse.de> User-Agent: Mutt/1.5.21 (2010-09-15) Received-SPF: pass client-ip=134.134.136.126; envelope-from=yang.zhong@intel.com; helo=mga18.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 , Gal Hammer , richard.henderson@linaro.org, qemu-devel@nongnu.org, "Dr. David Alan Gilbert" , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Thu, Jun 03, 2021 at 04:22:55PM +0200, Claudio Fontana wrote: > On 6/3/21 4:08 PM, Dr. David Alan Gilbert wrote: > > * Yang Zhong (yang.zhong@intel.com) wrote: > >> 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. > > > > This is the same one as the one I was chatting to Claudio Fontana about > > in the thread 'Windows fails to boot after rebase to QEMU master', > > it's the commit 'i386: split cpu accelerators from cpu.c, using > > AccelCPUClass' > > Hi, version 2 of my proposed changes to fix this are at: > > https://lists.gnu.org/archive/html/qemu-devel/2021-06/msg00758.html > Thanks Claudio, i justly synced the latest Qemu code, and this release can normally bootup the latest kernel. thanks! Yang > Claudio >