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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-devel] Cannot open root device for dom0
Steve and I have discussed this off-list. The problem disappeared so it's appears to be just due to some local config issues and doesn't appear to be something amiss with Xen / XenoLinux. Nevertheless, if anyone else experiencing similar problems, please do send e-mail to this list. Cheers, Mark -----Original Message----- > From: xen-devel-admin@xxxxxxxxxxxxxxxxxxxxx > [mailto:xen-devel-admin@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of > stevegt@xxxxxxxxxxxxx > Sent: 17 January 2004 01:07 > To: xen-devel@xxxxxxxxxxxxxxxxxxxxx > Subject: [Xen-devel] Cannot open root device for dom0 > > > > Hi All, > > Getting "Cannot open root device" on a pretty vanilla setup. > Xen seems > to see the device but xenolinux does not. I'm stumped. > > - Followed Bin's HOWTO, with 1.2 variations as in docs/Xeno-HOWTO > > - /dev/hda1 is the ext3 root partition for a bootable native Linux > (debian woody) > > - ext3 and ext2 drivers are both built into xenolinux (i.e. I'm using > the default xenolinux .config generated by 'make > menuconfig', and have > verified CONFIG_EXT3_FS=y) > > Does anyone know why the (failed) modprobe attempt is > happening at all, > since the ext3 driver is built in? > > Steve > > > root (hd0,0) > Filesystem type is ext2fs, partition type 0x83 > kernel /boot/xen.gz dom0_mem=80000 ser_baud=115200 noreboot > ignorebiostables > [Multiboot-elf, <0x100000:0x135354:0x1c2ec>, > shtab=0x252258, entry=0x100000] > module /boot/xenolinux.gz root=/dev/hda1 ro > [Multiboot-module @ 0x271000, 0x16992c bytes] > > __ __ _ ____ > \ \/ /___ _ __ / | |___ \ _ __ ___ > \ // _ \ '_ \ | | __) |__| '__/ __| > / \ __/ | | | | |_ / __/|__| | | (__ > /_/\_\___|_| |_| |_(_)_____| |_| \___| > > http://www.cl.cam.ac.uk/netos/xen > University of Cambridge Computer Laboratory > > Xen version 1.2-rc (stevegt@) (gcc version 3.0.4) Thu Jan 15 > 20:18:59 PST 2004 > > Initialised all memory on a 320MB machine > Reading BIOS drive-info tables at 0xfe761 and 0xfe771 > CPU0: Before vendor init, caps: 0183f9ff 00000000 00000000, vendor = 0 > CPU caps: 0183f9ff 00000000 00000000 00000000 > Initialising domains > Initialising schedulers > Initializing CPU#0 > Detected 448.635 MHz processor. > Local APIC disabled by BIOS -- reenabling. > Found and enabled local APIC! > enabled ExtINT on CPU#0 > ESR value before enabling vector: 00000000 > ESR value after enabling vector: 00000000 > Using local APIC timer interrupts. > Calibrating APIC timer for CPU0... > ..... CPU speed is 448.6109 MHz. > ..... Bus speed is 99.6910 MHz. > ..... bus_scale = 0x00006617 > ACT: Initialising Accurate timers > Time init: > .... System Time: 11910629ns > .... cpu_freq: 00000000:1ABDA3D4 > .... scale: 00000002:3A9E617C > .... Wall Clock: 1074300816s 0us > Start schedulers > PCI: PCI BIOS revision 2.10 entry at 0xfcaee, last bus=2 > PCI: Using configuration type 1 > PCI: Probing PCI hardware > PCI: Using IRQ router PIIX [8086/7110] at 00:07.0 > Limiting direct PCI/PCI transfers. > Intel(R) PRO/1000 Network Driver - version 5.2.16 > Copyright (c) 1999-2003 Intel Corporation. > PCI: Found IRQ 11 for device 00:11.0 > PCI: Sharing IRQ 11 with 00:07.2 > PCI: Sharing IRQ 11 with 01:00.0 > 3c59x: Donald Becker and others. www.scyld.com/network/vortex.html > 00:11.0: 3Com PCI 3c905B Cyclone 100baseTx at 0xcc00. Vers LK1.1.16 > Uniform Multi-Platform E-IDE driver Revision: 6.31 > ide: Assuming 33MHz system bus speed for PIO modes; override > with idebus=xx > PIIX4: IDE controller on PCI bus 00 dev 39 > PIIX4: chipset revision 1 > PIIX4: not 100% native mode: will probe irqs later > ide0: BM-DMA at 0xffa0-0xffa7, BIOS settings: hda:DMA, hdb:DMA > ide1: BM-DMA at 0xffa8-0xffaf, BIOS settings: hdc:DMA, hdd:pio > hda: Maxtor 90640D4, ATA DISK drive > hdb: Maxtor 52049U4, ATA DISK drive > hdc: NEC CD-ROM DRIVE:28C, ATAPI CD/DVD-ROM drive > ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 > ide1 at 0x170-0x177,0x376 on irq 15 > hdc: ATAPI 32X CD-ROM drive, 128kB Cache > Uniform CD-ROM driver Revision: 3.12 > hda: 12594960 sectors (6449 MB) w/256KiB Cache, > CHS=784/255/63, UDMA(33) > hdb: 40020624 sectors (20491 MB) w/2048KiB Cache, > CHS=2491/255/63, UDMA(33) > SCSI subsystem driver Revision: 1.00 > Red Hat/Adaptec aacraid driver (1.1.2 Jan 15 2004 20:21:59) > Device eth0 opened and ready for use. > DOM0: Guest OS virtual load address is c0000000 > DOM0: xen_console_init > DOM0: Linux version 2.4.24-xeno (stevegt@pathfinder) (gcc > version 2.95.4 20011002 (Debian prerelease)) #1 Thu Jan 15 > 22:17:22 PST 2004 > DOM0: On node 0 totalpages: 20000 > DOM0: zone(0): 4096 pages. > DOM0: zone(1): 15904 pages. > DOM0: zone(2): 0 pages. > DOM0: Kernel command line: /boot/xenolinux.gz root=/dev/hda1 ro > DOM0: Initializing CPU#0 > DOM0: Xen reported: 448.635 MHz processor. > DOM0: Console: colour VGA+ 80x25 > DOM0: Calibrating delay loop... 3670.01 BogoMIPS > DOM0: Memory: 77304k/80000k available (1074k kernel code, > 2696k reserved, 309k data, 52k init, 0k highmem) > DOM0: Dentry cache hash table entries: 16384 (order: 5, 131072 bytes) > DOM0: Inode cache hash table entries: 8192 (order: 4, 65536 bytes) > DOM0: Mount cache hash table entries: 512 (order: 0, 4096 bytes) > DOM0: Buffer cache hash table entries: 4096 (order: 2, 16384 bytes) > DOM0: Page-cache hash table entries: 32768 (order: 5, 131072 bytes) > DOM0: CPU: L1 I cache: 16K, L1 D cache: 16K > DOM0: CPU: L2 cache: 512K > DOM0: CPU: Intel Pentium II (Deschutes) stepping 02 > DOM0: POSIX conformance testing by UNIFIX > DOM0: Linux NET4.0 for Linux 2.4 > DOM0: Based upon Swansea University Computer Society NET3.039 > DOM0: Initializing RT netlink socket > DOM0: Starting kswapd > DOM0: Journalled Block Device driver loaded > DOM0: Installing knfsd (copyright (C) 1996 okir@xxxxxxxxxxxx). > DOM0: Xeno console successfully installed > DOM0: Successfully installed virtual firewall/router interface > DOM0: Starting Xeno Balloon driver > DOM0: Detected PS/2 Mouse Port. > DOM0: pty: 256 Unix98 ptys configured > DOM0: RAMDISK driver initialized: 16 RAM disks of 4096K size > 1024 blocksize > DOM0: loop: loaded (max 8 devices) > DOM0: NET4: Linux TCP/IP 1.0 for NET4.0 > DOM0: IP Protocols: ICMP, UDP, TCP > DOM0: IP: routing cache hash table of 512 buckets, 4Kbytes > DOM0: TCP: Hash tables configured (established 8192 bind 8192) > DOM0: ip_conntrack version 2.1 (625 buckets, 5000 max) - 292 > bytes per conntrack > DOM0: ip_tables: (C) 2000-2002 Netfilter core team > DOM0: NET4: Unix domain sockets 1.0/SMP for Linux NET4.0. > DOM0: root_device_name = hda1 > DOM0: kmod: failed to exec /sbin/modprobe -s -k > block-major-3, errno = 2 > DOM0: VFS: Cannot open root device "hda1" or 03:01 > DOM0: Please append a correct "root=" boot option > DOM0: Kernel panic: VFS: Unable to mount root fs on 03:01 > Domain 0 killed: rebooting machine! > Reboot disabled on cmdline: require manual reset > > > > > -- > Stephen G. Traugott (KG6HDQ) > UNIX/Linux Infrastructure Architect, TerraLuna LLC > stevegt@xxxxxxxxxxxxx > http://www.stevegt.com -- http://Infrastructures.Org > > > ------------------------------------------------------- > The SF.Net email is sponsored by EclipseCon 2004 > Premiere Conference on Open Tools Development and Integration > See the breadth of Eclipse activity. February 3-5 in Anaheim, CA. > http://www.eclipsecon.org/osdn > _______________________________________________ > Xen-devel mailing list > Xen-devel@xxxxxxxxxxxxxxxxxxxxx > https://lists.sourceforge.net/lists/listinfo/xen-devel > ------------------------------------------------------- The SF.Net email is sponsored by EclipseCon 2004 Premiere Conference on Open Tools Development and Integration See the breadth of Eclipse activity. February 3-5 in Anaheim, CA. http://www.eclipsecon.org/osdn _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/xen-devel
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