From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans de Bruin Subject: just a dump Date: Tue, 12 May 2009 23:12:00 +0200 Message-ID: <4A09E620.3040300@xs4all.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: kvm@vger.kernel.org Return-path: Received: from smtp-vbr16.xs4all.nl ([194.109.24.36]:1063 "EHLO smtp-vbr16.xs4all.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752739AbZELVKg (ORCPT ); Tue, 12 May 2009 17:10:36 -0400 Received: from [10.10.0.3] (ipix.xs4all.nl [82.95.117.198]) by smtp-vbr16.xs4all.nl (8.13.8/8.13.8) with ESMTP id n4CLAaHD093830 for ; Tue, 12 May 2009 23:10:36 +0200 (CEST) (envelope-from bruinjm@xs4all.nl) Sender: kvm-owner@vger.kernel.org List-ID: Staring to vms simultaneously end in crash linux 30-rc5 kvm-qemu kvm-85-378-g143eb2b proc AMD dualcore vm's like: #!/bin/sh n=10 cdrom=/iso/server2008x64.iso drive=file=/kvm/disks/vm$n mem=1024 cpu=qemu64 vga=std mac=52:54:00:12:34:$n bridge=br1 qemu-system-x86_64 -cdrom $cdrom -drive $drive -m $mem -cpu $cpu -vga $vga -net nic,macaddr=$mac -net tap,script=/etc/qemu/$bridge dmesg: device tap0 entered promiscuous mode device tap1 entered promiscuous mode br1: topology change detected, propagating br1: port 1(tap0) entering forwarding state br1: topology change detected, propagating br1: port 2(tap1) entering forwarding state tap1: no IPv6 routers present tap0: no IPv6 routers present kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010000 data 0x0 kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010001 data 0x0 kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010002 data 0x0 kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010003 data 0x0 BUG: unable to handle kernel NULL pointer dereference at (null) device tap1 entered promiscuous mode br1: topology change detected, propagating br1: port 1(tap0) entering forwarding state br1: topology change detected, propagating br1: port 2(tap1) entering forwarding state tap1: no IPv6 routers present tap0: no IPv6 routers present kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010000 data 0x0 kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010001 data 0x0 kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010002 data 0x0 kvm: 2935: cpu0 unimplemented perfctr wrmsr: 0xc0010003 data 0x0 BUG: unable to handle kernel NULL pointer dereference at (null) IP: [] gfn_to_rmap+0x22/0x60 PGD 1a0c4b067 PUD 1a0c4a067 PMD 0 Oops: 0000 [#1] SMP last sysfs file: /sys/devices/pci0000:00/0000:00:10.0/0000:01:09.0/resource CPU 0 Modules linked in: Pid: 2945, comm: qemu-system-x86 Not tainted 2.6.30-rc5 #3 System Product Name RIP: 0010:[] [] gfn_to_rmap+0x22/0x60 RSP: 0018:ffff8801a0f979d8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 00000000000e1000 RSI: af7dc78941006c5f RDI: ffff8801a0d90000 RBP: ffff8801a0f979e8 R08: 0000000000000006 R09: 0000000000000006 R10: 0000000000000000 R11: 0000000000000000 R12: af7dc78941006c5f R13: ffff8801908b1180 R14: ffff88019e778c60 R15: ffff8801a0d90000 FS: 0000000041591950(0063) GS:ffff880028034000(0000) knlGS:fffff800017ce500 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000001a3d7c000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process qemu-system-x86 (pid: 2945, threadinfo ffff8801a0f96000, task ffff8801afb12d00) Stack: 0000000000000010 0000000000000000 ffff8801a0f97a28 ffffffff80216fce ffff8801a0f97a28 af7dc78941006c5f 0000000000000000 0000000000000000 0000000000000180 ffff88019e778c60 ffff8801a0f97ac8 ffffffff8021ad8d Call Trace: [] rmap_remove+0xae/0x200 [] paging64_sync_page+0x9d/0x1a0 [] ? gfn_to_memslot+0x1c/0x30 [] ? gfn_to_rmap+0x1b/0x60 [] ? rmap_write_protect+0xd5/0x150 [] kvm_sync_page+0x6b/0x90 [] mmu_sync_children+0xcd/0x120 [] mmu_sync_roots+0xc2/0xd0 [] kvm_mmu_load+0x138/0x200 [] ? handle_exit+0x14a/0x2c0 [] kvm_arch_vcpu_ioctl_run+0x863/0xaa0 [] ? kvm_vm_ioctl+0x165/0x910 [] ? do_futex+0x679/0x9a0 [] kvm_vcpu_ioctl+0x5d3/0x790 [] ? common_interrupt+0xe/0x13 [] ? apic_timer_interrupt+0xe/0x20 [] ? __dequeue_entity+0x2b/0x50 [] vfs_ioctl+0x31/0x90 [] do_vfs_ioctl+0x2f1/0x4e0 [] ? sys_futex+0x84/0x130 [] sys_ioctl+0x82/0xa0 [] ? sys_lseek+0x7b/0x80 [] system_call_fastpath+0x16/0x1b Code: 66 0f 1f 84 00 00 00 00 00 55 48 89 e5 48 83 ec 10 48 89 1c 24 89 d3 4c 89 64 24 08 49 89 f4 e8 a5 36 ff ff 85 db 48 89 c1 75 1e <4c> 2b 20 4a 8d 14 e5 00 00 00 00 48 03 50 18 48 8b 1c 24 4c 8b RIP [] gfn_to_rmap+0x22/0x60 RSP CR2: 0000000000000000 ---[ end trace 5b490dc3e478a040 ]--- kvm: 2934: cpu0 unimplemented perfctr wrmsr: 0xc0010000 data 0x0 kvm: 2934: cpu0 unimplemented perfctr wrmsr: 0xc0010001 data 0x0 kvm: 2934: cpu0 unimplemented perfctr wrmsr: 0xc0010002 data 0x0 kvm: 2934: cpu0 unimplemented perfctr wrmsr: 0xc0010003 data 0x0 CE: hpet increasing min_delta_ns to 15000 nsec one vm was still running. -- Hans