From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 188171] Nested Virtualization via VT-x | Virtualbox in KVM: cannot launch virtualbox guest OS due to 'general protection fault: 0000 [#1] SMP' Date: Wed, 18 Jan 2017 17:09:48 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit To: kvm@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.136]:38332 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750964AbdARRKK (ORCPT ); Wed, 18 Jan 2017 12:10:10 -0500 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E2FF22045A for ; Wed, 18 Jan 2017 17:09:50 +0000 (UTC) Received: from bugzilla2.web.kernel.org (bugzilla2.web.kernel.org [172.20.200.52]) by mail.kernel.org (Postfix) with ESMTP id 7B383203B1 for ; Wed, 18 Jan 2017 17:09:48 +0000 (UTC) In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: https://bugzilla.kernel.org/show_bug.cgi?id=188171 Paul changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |paulkek@protonmail.com --- Comment #1 from Paul --- I guess this isn't fixed, even in mainline. I've just checked and it seems that this is 100% reproducible. L1: KVM * (Linux 4.10-rc4) L2: VirtualBox /Vmware (Linux 4.9.4) * dmesg when runninng virtualbox [ 40.583722] SUPR0GipMap: fGetGipCpu=0xb [ 41.047407] general protection fault: 0000 [#1] SMP [ 41.047410] Modules linked in: nls_utf8 udf crc_itu_t fuse joydev uinput xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_broute bridge stp llc ebtable_nat ip6table_raw ip6table_security ip6table_mangle ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 iptable_raw iptable_security iptable_mangle iptable_nat nf_conntrack_ipv4 vboxpci(OE) nf_defrag_ipv4 vboxnetadp(OE) nf_nat_ipv4 nf_nat vboxnetflt(OE) nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables vboxdrv(OE) kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel ppdev virtio_balloon qemu_fw_cfg parport_pc parport acpi_cpufreq tpm_tis tpm_tis_core tpm i2c_piix4 nfsd auth_rpcgss [ 41.047423] nfs_acl lockd grace sunrpc virtio_net virtio_blk virtio_console qxl drm_kms_helper ttm drm virtio_pci crc32c_intel serio_raw virtio_ring virtio ata_generic pata_acpi [ 41.047427] CPU: 1 PID: 2191 Comm: EMT Tainted: G OE 4.9.3-200.fc25.x86_64 #1 [ 41.047428] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.1-20161122_114906-anatol 04/01/2014 [ 41.047429] task: ffff9d56e4fdbe00 task.stack: ffffc0ab427a8000 [ 41.047429] RIP: 0010:[] [] 0xffffffffc000baa7 [ 41.047431] RSP: 0018:ffffc0ab427abd58 EFLAGS: 00050206 [ 41.047432] RAX: 00000000003406e0 RBX: 00000000ffffffdb RCX: 000000000000009b [ 41.047432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc0ab427abcb0 [ 41.047587] RBP: ffffc0ab427abd78 R08: 0000000000000004 R09: 00000000003406e0 [ 41.047588] R10: 0000000049656e69 R11: 000000000f8bfbff R12: 0000000000000020 [ 41.047588] R13: 0000000000000000 R14: ffffc0ab4800107c R15: ffffffffc04922a0 [ 41.047589] FS: 00007f27613cb700(0000) GS:ffff9d577fd00000(0000) knlGS:0000000000000000 [ 41.047590] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.047591] CR2: 00007f2761158000 CR3: 0000000138bf0000 CR4: 00000000003406e0 [ 41.047592] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 41.047593] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 41.047593] Stack: [ 41.047594] 0000000000000000 ffffffff00000000 0000000000000000 0000000000000002 [ 41.047595] ffffc0ab427abd98 ffffffffc0026a23 ffffc0ab48001010 ffff9d5779db1a90 [ 41.047597] ffffc0ab427abe18 ffffffffc0457420 ffffc0ab427abdf8 0000000000040296 [ 41.047598] Call Trace: [ 41.047606] [] ? supdrvIOCtl+0x2dc0/0x32c0 [vboxdrv] [ 41.047609] [] ? VBoxDrvLinuxIOCtl_5_1_14+0x150/0x250 [vboxdrv] [ 41.047612] [] ? do_vfs_ioctl+0xa3/0x5f0 [ 41.047613] [] ? __do_page_fault+0x23b/0x4e0 [ 41.047614] [] ? SyS_ioctl+0x79/0x90 [ 41.047616] [] ? entry_SYSCALL_64_fastpath+0x1a/0xa9 [ 41.047617] Code: 88 d1 fc ff ff b9 3a 00 00 00 0f 32 48 c1 e2 20 89 c0 48 09 d0 48 89 05 d8 4b 0f 00 0f 20 e0 b9 9b 00 00 00 48 89 05 b1 4b 0f 00 <0f> 32 48 c1 e2 20 89 c0 b9 80 00 00 c0 48 09 d0 48 89 05 aa 4b [ 41.047629] RIP [] 0xffffffffc000baa7 [ 41.047630] RSP [ 41.047631] ---[ end trace 2d3de5d7dc5b188a ]--- Is there any news regards supporting other hypervisors except kvm and hyper-v? Could someone explain why this "support" is needed? I mean since kvm is just working fine. -- You are receiving this mail because: You are watching the assignee of the bug.