[Xen-users] RE: [uml-user] Problem installing UML

[Ernie Fontes <ernie@xxxxxxxxxxxxxx>]

Blaisorblade wrote:
> Use ubd0=root_fs_slack8.1; your syntax is wrong.

Hmm, check below.  "linux ubd0=root_fs_slack8.1" doesn't work.
I checked in /dev and discovered that I have no ubd0, ubd1, ubd2, etc
devices inside.  Do I need to remedy this first?

Ernie Fontes

[root@localhost Desktop]# linux ubd0=root_fs_slack8.1
Checking for /proc/mm...not found
Checking PROT_EXEC mmap in /tmp...OK
Adding 6750208 bytes to physical memory to account for exec-shield gap
tracing thread pid = 6915
Linux version 2.6.12-bs7 (root@xxxxxxxxxxxxxxxxxxxxx) (gcc version
4.0.0 20050519 (Red Hat 4.0.0-8)) #1 Thu Jul 28 13:35:10 EDT 2005
Built 1 zonelists
Kernel command line: ubd0=root_fs_slack8.1 root=98:0
PID hash table entries: 256 (order: 8, 4096 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory: 28212k available
Security Framework v1.0.0 initialized
SELinux:  Initializing.
SELinux:  Starting in permissive mode
selinux_register_security:  Registering secondary module capability
Capability LSM initialized as secondary
Mount-cache hash table entries: 512
Checking for host processor cmov support...Yes
Checking for host processor xmm support...No
Checking that ptrace can change system call numbers...OK
Checking syscall emulation patch for ptrace...missing
Checking that host ptys support output SIGIO...Yes
Checking that host ptys support SIGIO on close...No, enabling workaround
Checking for /dev/anon on the host...Not available (open failed with errno
2)
NET: Registered protocol family 16
mconsole (version 2) initialized on /root/.uml/7Mq6KH/mconsole
audit: initializing netlink socket (disabled)
audit(0.270:0): initialized
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
devfs: 2004-01-31 Richard Gooch (rgooch@xxxxxxxxxxxxx)
devfs: devfs_debug: 0x0
devfs: boot_options: 0x1
SELinux:  Registering netfilter hooks
Initializing Cryptographic API
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered
RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize
md: md driver 0.90.1 MAX_MD_DEVS=256, MD_SB_DISKS=27
NET: Registered protocol family 2
IP: routing cache hash table of 128 buckets, 4Kbytes
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 3, 57344 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
Initializing IPsec netlink socket
NET: Registered protocol family 1
NET: Registered protocol family 17
Initialized stdio console driver
Console initialized on /dev/tty0
devfs_mk_dev: could not append to parent for md/0
md: Autodetecting RAID arrays.
md: autorun ...
md: ... autorun DONE.
VFS: Cannot open root device "98:0" or unknown-block(98,0)
Please append a correct "root=" boot option
Kernel panic - not syncing: VFS: Unable to mount root fs on
unknown-block(98,0)

EIP: 0073:[<a01e1b59>] CPU: 0 Not tainted ESP: 007b:a10ac620 EFLAGS:
00000246
    Not tainted
EAX: 00000000 EBX: 00000001 ECX: a10ac740 EDX: a10ac6c0
ESI: 00000008 EDI: 0000000a EBP: a10ac6a8 DS: 007b ES: 007b
a10b7b30:  [<a0044a64>] printk+0x18/0x1c
a10b7b40:  [<a005c0a2>] notifier_call_chain+0x1e/0x38
a10b7b60:  [<a0043b85>] panic+0x59/0x110
a10b7b90:  [<a00019d2>] mount_block_root+0x9a/0x100
a10b7be0:  [<a0001b47>] mount_root+0x2b/0x30
a10b7bf8:  [<a0011160>] init+0x0/0x104
a10b7c00:  [<a0001b8f>] prepare_namespace+0x43/0x14c
a10b7c0c:  [<a0011160>] init+0x0/0x104
a10b7c10:  [<a0011245>] init+0xe5/0x104
a10b7c18:  [<a01e174d>] __sigjmp_save+0x29/0x3c
a10b7c30:  [<a0014659>] run_kernel_thread+0x39/0x48
a10b7c3c:  [<a01e1c47>] sigemptyset+0x17/0x34
a10b7c58:  [<a0011160>] init+0x0/0x104
a10b7c64:  [<a001463f>] run_kernel_thread+0x1f/0x48
a10b7cf0:  [<a001b664>] new_thread_handler+0xfc/0x110
a10b7cf4:  [<a0011160>] init+0x0/0x104
a10b7d60:  [<a01e1b59>] sigprocmask+0x2d/0x84

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