From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zachary Amsden Subject: SVM: exception in fx_init Date: Fri, 11 Jun 2010 12:33:34 -1000 Message-ID: <4C12B9BE.7000506@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: Jan Kiszka , kvm Return-path: Received: from mx1.redhat.com ([209.132.183.28]:20158 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932312Ab0FKWdh (ORCPT ); Fri, 11 Jun 2010 18:33:37 -0400 Sender: kvm-owner@vger.kernel.org List-ID: Running kvm_kmod with upstream module on 2.6.33.5-112.local.fc13.x86_64, I'm getting this exception, looks like the FPU init is still a bit broken. I'll see if I can debug it a bit and post a patch. [437469.742812] general protection fault: 0000 [#1] SMP [437469.742821] last sysfs file: /sys/devices/virtual/net/vnet0/addr_len [437469.742825] CPU 1 [437469.742832] Pid: 18852, comm: qemu-kvm Tainted: P W 2.6.33.5-112.local.fc13.x86_64 #1 30B9/HP Pavilion dv9000 (RP116UA#ABA) [437469.742838] RIP: 0010:[] [] fx_init+0x18/0x4d [kvm] [437469.742873] RSP: 0018:ffff88005528dd48 EFLAGS: 00010202 [437469.742877] RAX: ffff880062ce8ac8 RBX: ffff880062ce8000 RCX: 0000000080010010 [437469.742881] RDX: ffff880062ce8000 RSI: 0000000060000010 RDI: ffff880062ce8000 [437469.742885] RBP: ffff88005528dd48 R08: 00000000fffffc03 R09: 0000000000000001 [437469.742889] R10: 0000000000000000 R11: ffff88000000af00 R12: ffff880062ce8000 [437469.742894] R13: ffffea000162e148 R14: ffffea00013412d0 R15: ffffea0000c2aac0 [437469.742899] FS: 00007fe60930c710(0000) GS:ffff880004700000(0000) knlGS:0000000000000000 [437469.742903] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [437469.742908] CR2: 0000000000428f80 CR3: 000000007599a000 CR4: 00000000000006e0 [437469.742912] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [437469.742916] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [437469.742921] Process qemu-kvm (pid: 18852, threadinfo ffff88005528c000, task ffff88005f6f8000) [437469.742924] Stack: [437469.742927] ffff88005528dd98 ffffffffa00967a1 ffffea0000d47130 000000006564f000 [437469.742934] <0> 0000000000000000 ffff880037148000 0000000000000000 000000000000ae41 [437469.742941] <0> 0000000000000000 0000000000000003 ffff88005528dda8 ffffffffa0eb8ae6 [437469.742950] Call Trace: [437469.742960] [] svm_create_vcpu+0x1d9/0x28c [kvm_amd] [437469.742978] [] kvm_arch_vcpu_create+0xe/0x10 [kvm] [437469.742995] [] kvm_vm_ioctl+0xd0/0x3a5 [kvm] [437469.743005] [] vfs_ioctl+0x2d/0xa1 [437469.743011] [] do_vfs_ioctl+0x48b/0x4d1 [437469.743018] [] ? fget_light+0x52/0x100 [437469.743023] [] sys_ioctl+0x51/0x74 [437469.743031] [] system_call_fastpath+0x16/0x1b [437469.743035] Code: 70 2d 00 00 48 89 d7 48 8b 05 b1 a3 02 00 ff 50 58 c9 c3 55 48 8d 87 c8 0a 00 00 48 89 fa 48 89 87 68 0c 00 00 48 89 e5 9b db e3 <0f> ae 00 48 8d b7 e8 0a 00 00 c7 87 e0 0a 00 00 80 1f 00 00 31 [437469.743100] RIP [] fx_init+0x18/0x4d [kvm] [437469.743120] RSP [437469.743125] ---[ end trace 6f6585fda6a00c75 ]---