[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] the /dev/xvda can not be mounted and read/write when using xl create domU
At 2014-04-16 11:29:54, "duqi" <duqi_2009@xxxxxxx> wrote: >Hello everyone, > >I have tried to boot the domU folow the below instrctions: >The domU kernel that I used is from >https://github.com/linux-sunxi/linux-sunxi.git and the 'sunxi-devel' branch. >I have compiled the ramdisk with the domu kernel to boot the domu. > >When I xl console the domU , I tried to mount the /dev/xvda to the /mnt and I >met this error: ># mount /dev/xvda /mnt >[ 681.934232] end_request: I/O error, dev xvda, sector 2 >[ 681.934401] EXT3-fs (xvda): error: unable to read superblock >[ 681.947103] end_request: I/O error, dev xvda, sector 2 >[ 681.947244] EXT2-fs (xvda): error: unable to read superblock >[ 681.967089] end_request: I/O error, dev xvda, sector 2 >[ 681.967226] EXT4-fs (xvda): unable to read superblock >mount: mounting /dev/xvda on /mnt failed: Invalid argument ># > >Then I tried "# dd if=/dev/zero of=/dev/xvda bs=1 count=1000 seek=10000" to >test the read and write of /dev/xvda, it also met error: >[ 632.851166] end_request: I/O error, dev xvda, sector 16 >dd: writing '/dev/xvda': Input/output error >1+0 records in >0+0 records out > >(2) the domu_all.cfg is here: >root@linaro-alip:~# cat domu_all.cfg >kernel = "/root/zImage" >memory = "64" >name = "dom11" >vcpus = 1 >serial="pty" >root="/dev/xvda" >extra = "4 console=hvc0,xencons=tty" >disk = [ 'phy:/dev/loop2,xvda,w' ] >vif=[ 'mac=00:16:3e:56:af:69,bridge=xenbr0,type=netfront', ] > >Then I boot the domU follow the instructions: >losetup /dev/loop2 /root/domU/rootfs.img >xl -vvv create domu_all.cfg > > >Add some information : I want to use the raring rootfs as the rootfs of domu, >and the /dev/xvda as the root device of domu, now I compiled the kernel with >ramdisk for debug. > >Could you give me some advices ? Thank you very much. > >Here is the kernel dump of domU: > >root@linaro-alip:~# xl console dom11 >[ 0.000000] Booting Linux on physical CPU 0x0 >[ 0.000000] Linux version 3.15.0-rc1-128773-gf7b9c0f-dirty >(root@Lenovo-G480) (gcc version 4.8.2 20131014 (prerelease) (cross4 >[ 0.000000] CPU: ARMv7 Processor [410fc074] revision 4 (ARMv7), cr=10c5387d >[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing >instruction cache >[ 0.000000] Machine model: XENVM-4.4 >[ 0.000000] cma: CMA: failed to reserve 64 MiB >[ 0.000000] Memory policy: Data cache writealloc >[ 0.000000] psci: probing function IDs from device-tree >[ 0.000000] PERCPU: Embedded 8 pages/cpu @c3f6f000 s8896 r8192 d15680 u32768 >[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total >pages: 16256 >[ 0.000000] Kernel command line: root=/dev/xvda 4 console=hvc0,xencons=tty >[ 0.000000] PID hash table entries: 256 (order: -2, 1024 bytes) >[ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) >[ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) >[ 0.000000] Memory: 52384K/65536K available (6317K kernel code, 787K >rwdata, 2416K rodata, 2692K init, 292K bss, 13152K reser) >[ 0.000000] Virtual kernel memory layout: >[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) >[ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) >[ 0.000000] vmalloc : 0xc4800000 - 0xff000000 ( 936 MB) >[ 0.000000] lowmem : 0xc0000000 - 0xc4000000 ( 64 MB) >[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) >[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) >[ 0.000000] .text : 0xc0208000 - 0xc0a8f994 (8735 kB) >[ 0.000000] .init : 0xc0a90000 - 0xc0d312c0 (2693 kB) >[ 0.000000] .data : 0xc0d32000 - 0xc0df6ea0 ( 788 kB) >[ 0.000000] .bss : 0xc0df6ea8 - 0xc0e40110 ( 293 kB) >[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 >[ 0.000000] Hierarchical RCU implementation. >[ 0.000000] RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=1. >[ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 >[ 0.000000] NR_IRQS:16 nr_irqs:16 16 >[ 0.000000] Architected cp15 timer(s) running at 24.00MHz (virt). >[ 0.000008] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every >2863311519744ns >[ 0.000016] Switching to timer-based delay loop >[ 0.000152] Console: colour dummy device 80x30 >[ 0.000181] Calibrating delay loop (skipped), value calculated using timer >frequency.. 48.00 BogoMIPS (lpj=240000) >[ 0.000194] pid_max: default: 32768 minimum: 301 >[ 0.000321] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) >[ 0.000332] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) >[ 0.000879] CPU: Testing write buffer coherency: ok >[ 0.001145] /cpus/cpu@0 missing clock-frequency property >[ 0.001163] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 >[ 0.001205] Xen 4.4 support found, events_irq=31 gnttab_frame=0xb0000000 >[ 0.001285] xen:grant_table: Grant tables using version 1 layout >[ 0.001332] Grant table initialized >[ 0.001416] xen:events: Using FIFO-based ABI >[ 0.001439] Xen: initializing cpu0 >[ 0.001553] Setting up static identity map for 0x807fe120 - 0x807fe1b8 >[ 0.002319] Brought up 1 CPUs >[ 0.002332] SMP: Total of 1 processors activated. >[ 0.002341] CPU: All CPU(s) started in SVC mode. >[ 0.002957] devtmpfs: initialized >[ 0.003728] VFP support v0.3: implementor 41 architecture 2 part 30 variant >7 rev 4 >[ 0.003991] pinctrl core: initialized pinctrl subsystem >[ 0.004395] regulator-dummy: no parameters >[ 0.005068] NET: Registered protocol family 16 >[ 0.005187] DMA: failed to allocate 256 KiB pool for atomic coherent >allocation >[ 0.007939] No ATAGs? >[ 0.008417] Serial: AMBA PL011 UART driver >[ 0.016931] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy >slot >[ 0.016969] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 >[ 0.017090] xen:balloon: Initialising balloon driver >[ 0.022741] vgaarb: loaded >[ 0.023384] SCSI subsystem initialized >[ 0.024138] usbcore: registered new interface driver usbfs >[ 0.024224] usbcore: registered new interface driver hub >[ 0.024584] usbcore: registered new device driver usb >[ 0.025051] Linux video capture interface: v2.00 >[ 0.025101] pps_core: LinuxPPS API ver. 1 registered >[ 0.025111] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo >Giometti <giometti@xxxxxxxx> >[ 0.025146] PTP clock support registered >[ 0.025204] EDAC MC: Ver: 3.0.0 >[ 0.026062] Advanced Linux Sound Architecture Driver Initialized. >[ 0.027270] Switched to clocksource arch_sys_counter >[ 0.038473] NET: Registered protocol family 2 >[ 0.039042] TCP established hash table entries: 1024 (order: 0, 4096 bytes) >[ 0.039076] TCP bind hash table entries: 1024 (order: 1, 8192 bytes) >[ 0.039100] TCP: Hash tables configured (established 1024 bind 1024) >[ 0.039157] TCP: reno registered >[ 0.039172] UDP hash table entries: 256 (order: 1, 8192 bytes) >[ 0.039206] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes) >[ 0.039376] NET: Registered protocol family 1 >[ 0.039780] RPC: Registered named UNIX socket transport module. >[ 0.039795] RPC: Registered udp transport module. >[ 0.039802] RPC: Registered tcp transport module. >[ 0.039809] RPC: Registered tcp NFSv4.1 backchannel transport module. >[ 0.184584] futex hash table entries: 256 (order: 2, 16384 bytes) >[ 0.196325] squashfs: version 4.0 (2009/01/31) Phillip Lougher >[ 0.197108] NFS: Registering the id_resolver key type >[ 0.197176] Key type id_resolver registered >[ 0.197185] Key type id_legacy registered >[ 0.197234] msgmni has been set to 102 >[ 0.197970] Block layer SCSI generic (bsg) driver version 0.4 loaded (major >249) >[ 0.197986] io scheduler noop registered >[ 0.197994] io scheduler deadline registered >[ 0.198189] io scheduler cfq registered (default) >[ 0.260058] console [hvc0] enabled >[ 0.260155] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled >[ 0.261940] msm_serial: driver initialized >[ 0.262148] STMicroelectronics ASC driver initialized >[ 0.262568] serial: Freescale lpuart driver >[ 0.262771] [drm] Initialized drm 1.1.0 20060810 >[ 0.267247] loop: module loaded >[ 0.283758] xen_netfront: Initialising Xen virtual ethernet driver >[ 0.299796] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet >driver >[ 0.299970] usbcore: registered new interface driver pegasus >[ 0.300080] usbcore: registered new interface driver asix >[ 0.300152] usbcore: registered new interface driver ax88179_178a >[ 0.300220] usbcore: registered new interface driver cdc_ether >[ 0.300302] usbcore: registered new interface driver smsc75xx >[ 0.300384] usbcore: registered new interface driver smsc95xx >[ 0.300447] usbcore: registered new interface driver net1080 >[ 0.300511] usbcore: registered new interface driver cdc_subset >[ 0.300626] usbcore: registered new interface driver zaurus >[ 0.300787] usbcore: registered new interface driver cdc_ncm >[ 0.300841] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver >[ 0.300865] ehci-pci: EHCI PCI platform driver >[ 0.300953] ehci-platform: EHCI generic platform driver >[ 0.301107] ehci-omap: OMAP-EHCI Host Controller driver >[ 0.301196] ehci-orion: EHCI orion driver >[ 0.301271] SPEAr-ehci: EHCI SPEAr driver >[ 0.301342] tegra-ehci: Tegra EHCI driver >[ 0.301803] usbcore: registered new interface driver usb-storage >[ 0.303013] mousedev: PS/2 mouse device common for all mice >[ 0.304514] i2c /dev entries driver >[ 0.304994] usbcore: registered new interface driver uvcvideo >[ 0.305020] USB Video Class driver (1.1.1) >[ 0.305034] gspca_main: v2.14.0 registered >[ 0.305669] xen_wdt: Xen WatchDog Timer Driver v0.01 >[ 0.306421] xen_wdt: initialized (timeout=60s, nowayout=0) >[ 0.307004] sdhci: Secure Digital Host Controller Interface driver >[ 0.307036] sdhci: Copyright(c) Pierre Ossman >[ 0.307504] sdhci-pltfm: SDHCI platform and OF driver helper >[ 0.307947] usbcore: registered new interface driver usbhid >[ 0.307973] usbhid: USB HID core driver >[ 0.311044] TCP: cubic registered >[ 0.311084] NET: Registered protocol family 17 >[ 0.311387] Key type dns_resolver registered >[ 0.311502] ThumbEE CPU extension supported. >[ 0.323687] Registering SWP/SWPB emulation handler >[ 0.329080] blkfront: xvda: flush diskcache: enabled; persistent grants: >enabled; indirect descriptors: enabled; >[ 0.347192] xvda: unknown partition table >[ 0.367730] Setting capacity to 10240 >[ 0.367787] xvda: detected capacity change from 0 to 5242880 >[ 0.417924] drivers/rtc/hctosys.c: unable to open rtc device (rtc0) >[ 0.418071] ALSA device list: >[ 0.418093] No soundcards found. >[ 0.421706] Freeing unused kernel memory: 2692K (c0a90000 - c0d31000) > > >duqi. Hi, everyone If I don't compile the ramdisk into the domU kernel ,the domU kernel dump is here: root@linaro-alip:~# xl console 18 [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 3.15.0-rc1-128773-gf7b9c0f-dirty (root@Lenovo-G480) (gcc version 4.8.2 20131014 (prerelease) (cross4 [ 0.000000] CPU: ARMv7 Processor [410fc074] revision 4 (ARMv7), cr=10c5387d [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: XENVM-4.4 [ 0.000000] cma: CMA: failed to reserve 64 MiB [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] psci: probing function IDs from device-tree [ 0.000000] PERCPU: Embedded 8 pages/cpu @c3f6f000 s8896 r8192 d15680 u32768 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256 [ 0.000000] Kernel command line: root=/dev/xvda2 console=hvc0,xencons=tty [ 0.000000] PID hash table entries: 256 (order: -2, 1024 bytes) [ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) [ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Memory: 54552K/65536K available (6330K kernel code, 787K rwdata, 2420K rodata, 504K init, 292K bss, 10984K reserv) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) [ 0.000000] vmalloc : 0xc4800000 - 0xff000000 ( 936 MB) [ 0.000000] lowmem : 0xc0000000 - 0xc4000000 ( 64 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0208000 - 0xc0a93aa4 (8751 kB) [ 0.000000] .init : 0xc0a94000 - 0xc0b122c0 ( 505 kB) [ 0.000000] .data : 0xc0b14000 - 0xc0bd8ee0 ( 788 kB) [ 0.000000] .bss : 0xc0bd8ee8 - 0xc0c22150 ( 293 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [ 0.000000] Hierarchical RCU implementation. [ 0.000000] RCU restricting CPUs from NR_CPUS=4 to nr_cpu_ids=1. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] Architected cp15 timer(s) running at 24.00MHz (virt). [ 0.000009] sched_clock: 56 bits at 24MHz, resolution 41ns, wraps every 2863311519744ns [ 0.000017] Switching to timer-based delay loop [ 0.000155] Console: colour dummy device 80x30 [ 0.000184] Calibrating delay loop (skipped), value calculated using timer frequency.. 48.00 BogoMIPS (lpj=240000) [ 0.000198] pid_max: default: 32768 minimum: 301 [ 0.000324] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.000335] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [ 0.000882] CPU: Testing write buffer coherency: ok [ 0.001138] /cpus/cpu@0 missing clock-frequency property [ 0.001158] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.001202] Xen 4.4 support found, events_irq=31 gnttab_frame=0xb0000000 [ 0.001283] xen:grant_table: Grant tables using version 1 layout [ 0.001329] Grant table initialized [ 0.001416] xen:events: Using FIFO-based ABI [ 0.001438] Xen: initializing cpu0 [ 0.001549] Setting up static identity map for 0x80800f68 - 0x80801000 [ 0.002309] Brought up 1 CPUs [ 0.002325] SMP: Total of 1 processors activated. [ 0.002334] CPU: All CPU(s) started in SVC mode. [ 0.002917] devtmpfs: initialized [ 0.003679] VFP support v0.3: implementor 41 architecture 2 part 30 variant 7 rev 4 [ 0.003950] pinctrl core: initialized pinctrl subsystem [ 0.004355] regulator-dummy: no parameters [ 0.005027] NET: Registered protocol family 16 [ 0.005137] DMA: failed to allocate 256 KiB pool for atomic coherent allocation [ 0.007911] No ATAGs? [ 0.008383] Serial: AMBA PL011 UART driver [ 0.017039] edma-dma-engine edma-dma-engine.0: Can't allocate PaRAM dummy slot [ 0.017075] edma-dma-engine: probe of edma-dma-engine.0 failed with error -5 [ 0.017196] xen:balloon: Initialising balloon driver [ 0.022586] vgaarb: loaded [ 0.023244] SCSI subsystem initialized [ 0.023981] usbcore: registered new interface driver usbfs [ 0.024063] usbcore: registered new interface driver hub [ 0.024390] usbcore: registered new device driver usb [ 0.024903] Linux video capture interface: v2.00 [ 0.024952] pps_core: LinuxPPS API ver. 1 registered [ 0.024961] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@xxxxxxxx> [ 0.024986] PTP clock support registered [ 0.025043] EDAC MC: Ver: 3.0.0 [ 0.025918] Advanced Linux Sound Architecture Driver Initialized. [ 0.027165] Switched to clocksource arch_sys_counter [ 0.038556] NET: Registered protocol family 2 [ 0.039089] TCP established hash table entries: 1024 (order: 0, 4096 bytes) [ 0.039120] TCP bind hash table entries: 1024 (order: 1, 8192 bytes) [ 0.039144] TCP: Hash tables configured (established 1024 bind 1024) [ 0.039200] TCP: reno registered [ 0.039215] UDP hash table entries: 256 (order: 1, 8192 bytes) [ 0.039248] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes) [ 0.039422] NET: Registered protocol family 1 [ 0.039846] RPC: Registered named UNIX socket transport module. [ 0.039861] RPC: Registered udp transport module. [ 0.039868] RPC: Registered tcp transport module. [ 0.039875] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.041262] futex hash table entries: 256 (order: 2, 16384 bytes) [ 0.053139] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.053939] NFS: Registering the id_resolver key type [ 0.054015] Key type id_resolver registered [ 0.054025] Key type id_legacy registered [ 0.054076] msgmni has been set to 106 [ 0.054683] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 0.054697] io scheduler noop registered [ 0.054704] io scheduler deadline registered [ 0.054898] io scheduler cfq registered (default) [ 0.116631] console [hvc0] enabled [ 0.116730] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled [ 0.118533] msm_serial: driver initialized [ 0.118743] STMicroelectronics ASC driver initialized [ 0.119124] serial: Freescale lpuart driver [ 0.119326] [drm] Initialized drm 1.1.0 20060810 [ 0.123881] loop: module loaded [ 0.146829] xen_netfront: Initialising Xen virtual ethernet driver [ 0.162733] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 0.162861] usbcore: registered new interface driver pegasus [ 0.162976] usbcore: registered new interface driver asix [ 0.163043] usbcore: registered new interface driver ax88179_178a [ 0.163107] usbcore: registered new interface driver cdc_ether [ 0.163190] usbcore: registered new interface driver smsc75xx [ 0.163271] usbcore: registered new interface driver smsc95xx [ 0.163334] usbcore: registered new interface driver net1080 [ 0.163395] usbcore: registered new interface driver cdc_subset [ 0.163458] usbcore: registered new interface driver zaurus [ 0.163655] usbcore: registered new interface driver cdc_ncm [ 0.163712] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 0.163734] ehci-pci: EHCI PCI platform driver [ 0.163824] ehci-platform: EHCI generic platform driver [ 0.163978] ehci-omap: OMAP-EHCI Host Controller driver [ 0.164063] ehci-orion: EHCI orion driver [ 0.164136] SPEAr-ehci: EHCI SPEAr driver [ 0.164210] tegra-ehci: Tegra EHCI driver [ 0.164681] usbcore: registered new interface driver usb-storage [ 0.165891] mousedev: PS/2 mouse device common for all mice [ 0.167536] i2c /dev entries driver [ 0.168039] usbcore: registered new interface driver uvcvideo [ 0.168067] USB Video Class driver (1.1.1) [ 0.168081] gspca_main: v2.14.0 registered [ 0.168692] xen_wdt: Xen WatchDog Timer Driver v0.01 [ 0.169506] xen_wdt: initialized (timeout=60s, nowayout=0) [ 0.170077] sdhci: Secure Digital Host Controller Interface driver [ 0.170105] sdhci: Copyright(c) Pierre Ossman [ 0.170427] sdhci-pltfm: SDHCI platform and OF driver helper [ 0.170837] usbcore: registered new interface driver usbhid [ 0.170863] usbhid: USB HID core driver [ 0.173846] TCP: cubic registered [ 0.173953] NET: Registered protocol family 17 [ 0.174277] Key type dns_resolver registered [ 0.174383] ThumbEE CPU extension supported. [ 0.182340] Registering SWP/SWPB emulation handler [ 0.191431] blkfront: xvda: flush diskcache: enabled; persistent grants: enabled; indirect descriptors: enabled; [ 0.209494] xvda: unknown partition table [ 0.230554] Setting capacity to 3072000 [ 0.230612] xvda: detected capacity change from 0 to 1572864000 [ 0.277802] drivers/rtc/hctosys.c: unable to open rtc device (rtc0) [ 0.277940] ALSA device list: [ 0.277958] No soundcards found. [ 0.278902] VFS: Cannot open root device "xvda2" or unknown-block(202,2): error -6 [ 0.278932] Please append a correct "root=" boot option; here are the available partitions: [ 0.278963] ca00 1536000 xvda driver: vbd [ 0.278986] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(202,2) [ 0.279013] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.15.0-rc1-128773-gf7b9c0f-dirty #17 [ 0.279065] [<c0216234>] (unwind_backtrace) from [<c0211e5c>] (show_stack+0x10/0x14) [ 0.279098] [<c0211e5c>] (show_stack) from [<c07fc058>] (dump_stack+0x88/0x98) [ 0.279129] [<c07fc058>] (dump_stack) from [<c07f989c>] (panic+0xa4/0x20c) [ 0.279160] [<c07f989c>] (panic) from [<c0a95008>] (mount_block_root+0x1a0/0x230) [ 0.279189] [<c0a95008>] (mount_block_root) from [<c0a951a0>] (mount_root+0x108/0x110) [ 0.279216] [<c0a951a0>] (mount_root) from [<c0a95300>] (prepare_namespace+0x158/0x19c) [ 0.279243] [<c0a95300>] (prepare_namespace) from [<c0a94cc4>] (kernel_init_freeable+0x1d0/0x1e0) [ 0.279271] [<c0a94cc4>] (kernel_init_freeable) from [<c07f695c>] (kernel_init+0xc/0xe8) [ 0.279300] [<c07f695c>] (kernel_init) from [<c020ed78>] (ret_from_fork+0x14/0x3c) [ 0.279331] ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(202,2) _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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