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[Xen-users] XEN-4.1.1 and linux kernel 3.0-rc5

From: "Dipl.-Ing. Thomas Wagner" <t.wagner@xxxxxxxx>

Date: Mon, 4 Jul 2011 21:11:49 +0200

Delivery-date: Mon, 04 Jul 2011 12:13:30 -0700

List-id: Xen user discussion <xen-users.lists.xensource.com>

Thread-index: Acw6fb3PFzqjD0RcTReml+HkV7TUoQ==

I am trying to get XEN-4.1.1 running with linux kernel 3.0-rc5 System: Hardware: HP DL585 G2 openSuse 11.4 + last available packages for XEN Following packages are installed: zeus:~ # rpm -q -a |grep xen xen-libs-4.1.1_02-145.1.x86_64 kernel-xen-base-2.6.39.2-3.1.x86_64 xen-4.1.1_02-145.1.x86_64 kernel-xen-2.6.39.2-3.1.x86_64 xen-tools-4.1.1_02-145.1.x86_64 zeus:~ # rpm -q -a |grep virt libvirt-client-0.9.2-136.1.x86_64 libvirt-python-0.9.2-136.1.x86_64 virt-utils-1.1.5-21.1.x86_64 virt-viewer-0.3.1-23.4.x86_64 virt-manager-0.8.7-53.1.x86_64 libvirt-0.9.2-136.1.x86_64 These XEN-udev rules are active: SUBSYSTEM=="xen-backend", KERNEL=="tap*", RUN+="/etc/xen/scripts/blktap $env{ACTION}" SUBSYSTEM=="xen-backend", KERNEL=="vbd*", RUN+="/etc/xen/scripts/block $env{ACTION}" SUBSYSTEM=="xen-backend", KERNEL=="vtpm*", RUN+="/etc/xen/scripts/vtpm $env{ACTION}" SUBSYSTEM=="xen-backend", KERNEL=="vif2-*", RUN+="/etc/xen/scripts/vif2 $env{ACTION}" SUBSYSTEM=="xen-backend", KERNEL=="vif-*", ACTION=="online", RUN+="/etc/xen/scripts/vif-setup online type_if=vif" SUBSYSTEM=="xen-backend", KERNEL=="vif-*", ACTION=="offline", RUN+="/etc/xen/scripts/vif-setup offline type_if=vif" SUBSYSTEM=="xen-backend", KERNEL=="vscsi*", RUN+="/etc/xen/scripts/vscsi $env{ACTION}" SUBSYSTEM=="xen-backend", ACTION=="remove", RUN+="/etc/xen/scripts/xen-hotplug-cleanup" KERNEL=="evtchn", NAME="xen/%k" SUBSYSTEM=="xen", KERNEL=="blktap[0-9]*", NAME="xen/%k", MODE="0600" SUBSYSTEM=="blktap2", KERNEL=="blktap[0-9]*", NAME="xen/blktap-2/%k", MODE="0600" KERNEL=="blktap-control", NAME="xen/blktap-2/control", MODE="0600" KERNEL=="gntdev", NAME="xen/%k", MODE="0600" KERNEL=="pci_iomul", NAME="xen/%k", MODE="0600" KERNEL=="tapdev[a-z]*", NAME="xen/blktap-2/tapdev%m", MODE="0600" SUBSYSTEM=="net", KERNEL=="tap*", ACTION=="add", RUN+="/etc/xen/scripts/vif-setup $env{ACTION} type_if=tap" KERNELS=="xen", KERNEL=="xvd*", SUBSYSTEM=="block", OPTIONS+="last_rule" =================================== /etc/init.d/xencommons I have modified this startscript for the new naming convention of the xen modules. do_start () { local time=0 local timeout=30 # Load XEN backend modules # NB: They could be loaded later, e.g. when dom0 hotplug events occur, # but for now it's safest to have them loaded here. modprobe evtchn 2>/dev/null || true modprobe gntdev 2>/dev/null || true modprobe blktap 2>/dev/null || true modprobe blkbk 2>/dev/null || true modprobe netbk 2>/dev/null || true modprobe usbbk 2>/dev/null || true # xenblk (frontend module) is needed in dom0, allowing it to use vbds modprobe xenblk 2>/dev/null || true # THOMAS modprobe xen-evtchn 2>/dev/null || true modprobe xenfs 2>/dev/null || true modprobe xen-gntdev 2>/dev/null || true modprobe xen-gntalloc 2>/dev/null || true modprobe xen-alloc 2>/dev/null || true modprobe xen-blkfront 2>/dev/null || true #modprobe xen_wdt 2>/dev/null || true modprobe xen-netfront 2>/dev/null || true modprobe xenbus_probe_frontend 2>/dev/null || true modprobe xen-platform-pci 2>/dev/null || true modprobe xen-pcifront 2>/dev/null || true modprobe xen-fbfront 2>/dev/null || true modprobe xen-kbdfront 2>/dev/null || true After running this script following kernel modules are loaded zeus:~ # lsmod |grep xen xen_netfront 16627 0 xen_gntalloc 3968 0 xen_gntdev 5782 0 xen_evtchn 4823 1 xen_blkfront 11517 0 xenbus_probe_frontend 2521 2 xen_netfront,xen_blkfront,[permanent] xenfs 9563 1 In syslog these lines appear: Jul 4 18:34:37 zeus xenstored: Checking store complete. Jul 4 18:34:37 zeus kernel: XENBUS: Unable to read cpu state After starting the next part of XEN with /etc/init.d/xend start I get these lines in syslog. Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:868: blktapctrl: v1.0.0 Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:870: Found driver: [raw image (aio)] Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:870: Found driver: [raw image (sync)] Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:870: Found driver: [vmware image (vmdk)] Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:870: Found driver: [ramdisk image (ram)] Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:870: Found driver: [qcow disk (qcow)] Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:870: Found driver: [qcow2 disk (qcow2)] Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:870: Found driver: [raw image (cdrom)] Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl_linux.c:86: blktap0 open failed Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:938: couldn't open blktap interface Jul 4 18:36:26 zeus BLKTAPCTRL[5491]: blktapctrl.c:1001: Unable to start blktapctrl ================================== If I try to start a vm which was created with opensuse 11.4 "out of the box" I get these lines in syslog Jul 4 18:37:47 zeus logger: /etc/xen/scripts/block: Writing backend/vbd/1/51712/hotplug-error Path closed or removed during hotplug add: backend/vbd/1/51712 state: 1 backend/vbd/1/51712/hotplug-status error to xenstore. Jul 4 18:37:47 zeus logger: /etc/xen/scripts/block: Path closed or removed during hotplug add: backend/vbd/1/51712 state: 1 Jul 4 18:38:04 zeus logger: /etc/xen/scripts/xen-hotplug-cleanup: XENBUS_PATH=backend/console/1/0 Jul 4 18:38:04 zeus logger: /etc/xen/scripts/xen-hotplug-cleanup: XENBUS_PATH=backend/vfb/1/0 Jul 4 18:38:04 zeus logger: /etc/xen/scripts/xen-hotplug-cleanup: XENBUS_PATH=backend/vkbd/1/0 /var/log/xen/qemu-dm-template.log domid: 1 Warning: vlan 0 is not connected to host network char device redirected to /dev/pts/6 /usr/src/packages/BUILD/xen-4.1.1-testing/tools/ioemu-dir/hw/xen_blktap.c:70 4: Init blktap pipes xs_read(): target get error. /local/domain/1/target. xs_read(): vncpasswd get error. /vm/7fdf20a8-08b1-8d01-09e9-cfe8ca12de7d-4/vncpasswd. char device redirected to /dev/pts/7 ======================================= zeus:~ # xm dmesg __ __ _ _ _ _ ___ ____ _ _ _ ____ _ \ \/ /___ _ __ | || | / | / | / _ \___ \ / | || || ___| / | \ // _ \ '_ \ | || |_ | | | | | | | |__) |__| | || ||___ \ | | / \ __/ | | | |__ _|| |_| | | |_| / __/|__| |__ _|__) || | /_/\_\___|_| |_| |_|(_)_(_)_|___\___/_____| |_| |_||____(_)_| |_____| (XEN) Xen version 4.1.1_02-145.1 (abuild@) (gcc version 4.5.1 20101208 [gcc-4_5-branch revision 167585] (SUSE Linux) ) Fri Jul 1 19:43:28 UTC 2011 (XEN) Latest ChangeSet: 23079 (XEN) Bootloader: GNU GRUB 0.97 (XEN) Command line: (XEN) Video information: (XEN) VGA is text mode 80x25, font 8x16 (XEN) VBE/DDC methods: V2; EDID transfer time: 2 seconds (XEN) Disc information: (XEN) Found 1 MBR signatures (XEN) Found 1 EDD information structures (XEN) Xen-e820 RAM map: (XEN) 0000000000000000 - 000000000009f400 (usable) (XEN) 000000000009f400 - 00000000000a0000 (reserved) (XEN) 00000000000f0000 - 0000000000100000 (reserved) (XEN) 0000000000100000 - 000000007fd4e000 (usable) (XEN) 000000007fd4e000 - 000000007fd56000 (ACPI data) (XEN) 000000007fd56000 - 000000007fd57000 (usable) (XEN) 000000007fd57000 - 0000000080000000 (reserved) (XEN) 00000000e0000000 - 00000000f0000000 (reserved) (XEN) 00000000fec00000 - 00000000fed00000 (reserved) (XEN) 00000000fee00000 - 00000000fee10000 (reserved) (XEN) 00000000ffc00000 - 0000000100000000 (reserved) (XEN) 0000000100000000 - 000000067ffff000 (usable) (XEN) ACPI: RSDP 000F4F00, 0024 (r2 HP ) (XEN) ACPI: XSDT 7FD4ED80, 0074 (r1 HP ProLiant 2 ? 162E) (XEN) ACPI: FACP 7FD4EE00, 00F4 (r3 HP A07 2 ? 162E) (XEN) ACPI: DSDT 7FD4EF00, 4A6D (r1 HP DSDT 1 INTL 20030228) (XEN) ACPI: FACS 7FD4E100, 0040 (XEN) ACPI: SPCR 7FD4E140, 0050 (r1 HP SPCRRBSU 1 ? 162E) (XEN) ACPI: HPET 7FD4E1C0, 0038 (r1 HP ProLiant 2 ? 162E) (XEN) ACPI: SPMI 7FD4E200, 0040 (r5 HP ProLiant 1 ? 162E) (XEN) ACPI: ERST 7FD4E240, 01D0 (r1 HP ProLiant 1 ? 162E) (XEN) ACPI: FFFF 7FD4E440, 00C6 (r1 HP ProLiant 2 0) (XEN) ACPI: SRAT 7FD4E600, 01A0 (r1 AMD FAM_F_10 2 AMD 1) (XEN) ACPI: FFFF 7FD4EA00, 0176 (r1 HP ProLiant 1 ? 162E) (XEN) ACPI: BERT 7FD4EB80, 0030 (r1 HP ProLiant 1 ? 162E) (XEN) ACPI: HEST 7FD4EBC0, 0170 (r1 HP ProLiant 1 ? 162E) (XEN) System RAM: 24572MB (25162676kB) (XEN) Domain heap initialised DMA width 31 bits (XEN) ERST table is invalid (XEN) Found and enabled local APIC! (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Detected 2612.045 MHz processor. (XEN) Initing memory sharing. (XEN) AMD-Vi: IOMMU not found! (XEN) I/O virtualisation disabled (XEN) Platform timer is 25.000MHz HPET (XEN) Allocated console ring of 16 KiB. (XEN) HVM: ASIDs enabled. (XEN) SVM: Supported advanced features: (XEN) - none (XEN) HVM: SVM enabled (XEN) Brought up 1 CPUs (XEN) *** LOADING DOMAIN 0 *** (XEN) Xen kernel: 64-bit, lsb, compat32 (XEN) Dom0 kernel: 64-bit, PAE, lsb, paddr 0x1000000 -> 0x1701000 (XEN) PHYSICAL MEMORY ARRANGEMENT: (XEN) Dom0 alloc.: 0000000230000000->0000000238000000 (6152948 pages to be allocated) (XEN) Init. ramdisk: 000000067ef16000->000000067fdffc00 (XEN) VIRTUAL MEMORY ARRANGEMENT: (XEN) Loaded kernel: ffffffff81000000->ffffffff81701000 (XEN) Init. ramdisk: ffffffff81701000->ffffffff825eac00 (XEN) Phys-Mach map: ffffffff825eb000->ffffffff85523ef0 (XEN) Start info: ffffffff85524000->ffffffff855244b4 (XEN) Page tables: ffffffff85525000->ffffffff85554000 (XEN) Boot stack: ffffffff85554000->ffffffff85555000 (XEN) TOTAL: ffffffff80000000->ffffffff85800000 (XEN) ENTRY ADDRESS: ffffffff81468200 (XEN) Dom0 has maximum 1 VCPUs (XEN) Scrubbing Free RAM: .done. (XEN) Std. Loglevel: Errors and warnings (XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings) (XEN) Xen is relinquishing VGA console. (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xen) (XEN) Freed 232kB init memory. (XEN) traps.c:2456:d0 Domain attempted WRMSR 00000000c0010004 from 0x0000d7be79555450 to 0x000000000000abcd. (XEN) ERROR: Unable to locate IOAPIC for GSI 1 (XEN) No IOAPIC for GSI 1 (XEN) ERROR: Unable to locate IOAPIC for GSI 12 (XEN) No IOAPIC for GSI 12 (XEN) ERROR: Unable to locate IOAPIC for GSI 4 (XEN) No IOAPIC for GSI 4 (XEN) ERROR: Unable to locate IOAPIC for GSI 11 (XEN) No IOAPIC for GSI 11 (XEN) ERROR: Unable to locate IOAPIC for GSI 10 (XEN) No IOAPIC for GSI 10 (XEN) ERROR: Unable to locate IOAPIC for GSI 11 (XEN) No IOAPIC for GSI 11 (XEN) ERROR: Unable to locate IOAPIC for GSI 10 (XEN) No IOAPIC for GSI 10 (XEN) ERROR: Unable to locate IOAPIC for GSI 5 (XEN) No IOAPIC for GSI 5 (XEN) ERROR: Unable to locate IOAPIC for GSI 11 (XEN) No IOAPIC for GSI 11 (XEN) ERROR: Unable to locate IOAPIC for GSI 10 (XEN) No IOAPIC for GSI 10 (XEN) ERROR: Unable to locate IOAPIC for GSI 10 (XEN) No IOAPIC for GSI 10 (XEN) ERROR: Unable to locate IOAPIC for GSI 10 (XEN) No IOAPIC for GSI 10 (XEN) ERROR: Unable to locate IOAPIC for GSI 10 (XEN) No IOAPIC for GSI 10 (XEN) ERROR: Unable to locate IOAPIC for GSI 11 (XEN) No IOAPIC for GSI 11 (XEN) ERROR: Unable to locate IOAPIC for GSI 11 (XEN) No IOAPIC for GSI 11 (XEN) ERROR: Unable to locate IOAPIC for GSI 11 (XEN) No IOAPIC for GSI 11 (XEN) ERROR: Unable to locate IOAPIC for GSI 11 (XEN) No IOAPIC for GSI 11 (XEN) traps.c:2456:d1 Domain attempted WRMSR 00000000c0010004 from 0x0000d7be79555450 to 0x000000000000abcd. Does anybody know what I am doing wrong? regards Thomas

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