mini2440NFS启动，VFS: Unable to mount root fs via NFS, trying floppy.
来源：互联网 发布：数据库服务器选择 编辑：程序博客网 时间：2024/06/06 05:51
NFS服务器基于opensuse13.2 nfs-kernel-server 1.3.0-4.4.1版本,启动时提是如下错误：
U-Boot 1.3.2-moko12 (Apr 4 2009 - 14:15:08) I2C: ready DRAM: 64 MB Flash: 2 MB NAND: Bad block table not found for chip 0 Bad block table not found for chip 0 64 MiB Found Environment offset in OOB.. USB: S3C2410 USB Deviced In: serial Out: serial Err: serial MAC: 08:08:11:18:12:27 Hit any key to stop autoboot: 0 Loading from NAND 64MiB 3,3V 8-bit, offset 0x60000 Image Name: Linux-2.6.32.2-FriendlyARM Created: 2015-12-13 11:24:43 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 2267800 Bytes = 2.2 MB Load Address: 30008000 Entry Point: 30008000 ## Booting kernel from Legacy Image at 32000000 ... Image Name: Linux-2.6.32.2-FriendlyARM Created: 2015-12-13 11:24:43 UTC Image Type: ARM Linux Kernel Image (uncompressed) Data Size: 2267800 Bytes = 2.2 MB Load Address: 30008000 Entry Point: 30008000 Verifying Checksum ... OK Loading Kernel Image ... OK OK Starting kernel ... Uncompressing Linux...........................................................................................................Linux version 2.6.32.2-FriendlyARM (root@linux-q4hr.site) (gcc version 4.4.3 (ctng-1.6.1) ) #1 Sun Dec 13 19:24:35 CST 2015 CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=c0007177 CPU: VIVT data cache, VIVT instruction cache Machine: FriendlyARM Mini2440 development board Memory policy: ECC disabled, Data cache writeback CPU S3C2440A (id 0x32440001) S3C24XX Clocks, (c) 2004 Simtec Electronics S3C244X: core 405.000 MHz, memory 101.250 MHz, peripheral 50.625 MHz CLOCK: Slow mode (1.500 MHz), fast, MPLL on, UPLL on Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256 Kernel command line: root=/dev/nfs console=ttySAC0 nfsroot=192.168.1.100:/opt/samsung/mini2440/kernel/rootfs ip=192.168.1.130fPID hash table entries: 256 (order: -2, 1024 bytes) Dentry cache hash table entries: 8192 (order: 3, 32768 bytes) Inode-cache hash table entries: 4096 (order: 2, 16384 bytes) Memory: 64MB = 64MB total Memory: 60084KB available (4176K code, 451K data, 156K init, 0K highmem) SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 Hierarchical RCU implementation. NR_IRQS:85 irq: clearing pending status 02000000 irq: clearing subpending status 00000002 Console: colour dummy device 80x30 console [ttySAC0] enabled Calibrating delay loop... 201.93 BogoMIPS (lpj=504832) Mount-cache hash table entries: 512 CPU: Testing write buffer coherency: ok NET: Registered protocol family 16 S3C2440: Initialising architecture S3C2440: IRQ Support S3C24XX DMA Driver, (c) 2003-2004,2006 Simtec Electronics DMA channel 0 at c4808000, irq 33 DMA channel 1 at c4808040, irq 34 DMA channel 2 at c4808080, irq 35 DMA channel 3 at c48080c0, irq 36 S3C244X: Clock Support, DVS off bio: create slab <bio-0> at 0 SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb s3c-i2c s3c2440-i2c: slave address 0x10 s3c-i2c s3c2440-i2c: bus frequency set to 98 KHz s3c-i2c s3c2440-i2c: i2c-0: S3C I2C adapter NET: Registered protocol family 2 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) TCP established hash table entries: 2048 (order: 2, 16384 bytes) TCP bind hash table entries: 2048 (order: 1, 8192 bytes) TCP: Hash tables configured (established 2048 bind 2048) TCP reno registered NET: Registered protocol family 1 RPC: Registered udp transport module. RPC: Registered tcp transport module. RPC: Registered tcp NFSv4.1 backchannel transport module. NetWinder Floating Point Emulator V0.97 (double precision) yaffs Dec 13 2015 19:17:01 Installing. msgmni has been set to 117 alg: No test for stdrng (krng) io scheduler noop registered (default) Console: switching to colour frame buffer device 30x20 fb0: s3c2410fb frame buffer device backlight initialized leds initialized buttons initialized pwm initialized adc initialized s3c2440-uart.0: s3c2410_serial0 at MMIO 0x50000000 (irq = 70) is a S3C2440 s3c2440-uart.1: s3c2410_serial1 at MMIO 0x50004000 (irq = 73) is a S3C2440 s3c2440-uart.2: s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2440 loop: module loaded S3C24XX NAND Driver, (c) 2004 Simtec Electronics s3c24xx-nand s3c2440-nand: Tacls=3, 29ns Twrph0=7 69ns, Twrph1=3 29ns s3c24xx-nand s3c2440-nand: NAND soft ECC NAND device: Manufacturer ID: 0xec, Chip ID: 0x76 (Samsung NAND 64MiB 3,3V 8-bit) Scanning device for bad blocks Creating 4 MTD partitions on "NAND 64MiB 3,3V 8-bit": 0x000000000000-0x000000040000 : "supervivi/u-boot" 0x000000040000-0x000000060000 : "param" 0x000000060000-0x000000560000 : "Kernel" 0x000000560000-0x000004000000 : "root" dm9000 Ethernet Driver, V1.31 eth0: dm9000e at c4814300,c4818304 IRQ 51 MAC: 08:90:90:90:90:90 (chip) ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver s3c2410-ohci s3c2410-ohci: S3C24XX OHCI s3c2410-ohci s3c2410-ohci: new USB bus registered, assigned bus number 1 s3c2410-ohci s3c2410-ohci: irq 42, io mem 0x49000000 usb usb1: New USB device found, idVendor=1d6b, idProduct=0001 usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb1: Product: S3C24XX OHCI usb usb1: Manufacturer: Linux 2.6.32.2-FriendlyARM ohci_hcd usb usb1: SerialNumber: s3c24xx usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 2 ports detected Initializing USB Mass Storage driver... usbcore: registered new interface driver usb-storage USB Mass Storage support registered. usbcore: registered new interface driver ums-alauda usbcore: registered new interface driver ums-cypress usbcore: registered new interface driver ums-datafab usbcore: registered new interface driver ums-freecom usbcore: registered new interface driver ums-isd200 usbcore: registered new interface driver ums-jumpshot usbcore: registered new interface driver ums-karma usbcore: registered new interface driver ums-onetouch usbcore: registered new interface driver ums-sddr09 usbcore: registered new interface driver ums-sddr55 usbcore: registered new interface driver ums-usbat usbcore: registered new interface driver usbserial USB Serial support registered for generic usbcore: registered new interface driver usbserial_generic usbserial: USB Serial Driver core USB Serial support registered for aircable usbcore: registered new interface driver aircable USB Serial support registered for ark3116 usbcore: registered new interface driver ark3116 USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter usbcore: registered new interface driver belkin belkin_sa: v1.2:USB Belkin Serial converter driver USB Serial support registered for ch341-uart usbcore: registered new interface driver ch341 USB Serial support registered for cp210x usbcore: registered new interface driver cp210x cp210x: v0.09:Silicon Labs CP210x RS232 serial adaptor driver USB Serial support registered for Reiner SCT Cyberjack USB card reader usbcore: registered new interface driver cyberjack cyberjack: v1.01 Matthias Bruestle cyberjack: REINER SCT cyberJack pinpad/e-com USB Chipcard Reader Driver USB Serial support registered for DeLorme Earthmate USB USB Serial support registered for HID->COM RS232 Adapter USB Serial support registered for Nokia CA-42 V2 Adapter usbcore: registered new interface driver cypress cypress_m8: v1.09:Cypress USB to Serial Driver USB Serial support registered for Digi 2 port USB adapter USB Serial support registered for Digi 4 port USB adapter usbcore: registered new interface driver digi_acceleport digi_acceleport: v1.80.1.2:Digi AccelePort USB-2/USB-4 Serial Converter driver USB Serial support registered for Edgeport 2 port adapter USB Serial support registered for Edgeport 4 port adapter USB Serial support registered for Edgeport 8 port adapter USB Serial support registered for EPiC device usbcore: registered new interface driver io_edgeport io_edgeport: v2.7:Edgeport USB Serial Driver USB Serial support registered for Edgeport TI 1 port adapter USB Serial support registered for Edgeport TI 2 port adapter usbcore: registered new interface driver io_ti io_ti: v0.7mode043006:Edgeport USB Serial Driver USB Serial support registered for empeg usbcore: registered new interface driver empeg empeg: v1.2:USB Empeg Mark I/II Driver USB Serial support registered for FTDI USB Serial Device usbcore: registered new interface driver ftdi_sio ftdi_sio: v1.5.0:USB FTDI Serial Converters Driver USB Serial support registered for funsoft usbcore: registered new interface driver funsoft USB Serial support registered for Garmin GPS usb/tty usbcore: registered new interface driver garmin_gps garmin_gps: v0.33:garmin gps driver USB Serial support registered for hp4X usbcore: registered new interface driver hp4X hp4x: v1.00:HP4x (48/49) Generic Serial driver USB Serial support registered for PocketPC PDA usbcore: registered new interface driver ipaq ipaq: v0.5:USB PocketPC PDA driver USB Serial support registered for IPWireless converter usbcore: registered new interface driver ipwtty ipw: v0.3:IPWireless tty driver USB Serial support registered for IR Dongle usbcore: registered new interface driver ir-usb ir_usb: v0.4:USB IR Dongle driver USB Serial support registered for iuu_phoenix usbcore: registered new interface driver iuu_phoenix iuu_phoenix: v0.11:Infinity USB Unlimited Phoenix driver USB Serial support registered for Keyspan - (without firmware) USB Serial support registered for Keyspan 1 port adapter USB Serial support registered for Keyspan 2 port adapter USB Serial support registered for Keyspan 4 port adapter usbcore: registered new interface driver keyspan keyspan: v1.1.5:Keyspan USB to Serial Converter Driver USB Serial support registered for Keyspan PDA USB Serial support registered for Keyspan PDA - (prerenumeration) USB Serial support registered for Xircom / Entregra PGS - (prerenumeration) usbcore: registered new interface driver keyspan_pda keyspan_pda: v1.1:USB Keyspan PDA Converter driver USB Serial support registered for KL5KUSB105D / PalmConnect usbcore: registered new interface driver kl5kusb105d kl5kusb105: v0.3a:KLSI KL5KUSB105 chipset USB->Serial Converter driver USB Serial support registered for KOBIL USB smart card terminal usbcore: registered new interface driver kobil kobil_sct: 21/05/2004:KOBIL USB Smart Card Terminal Driver (experimental) USB Serial support registered for MCT U232 usbcore: registered new interface driver mct_u232 mct_u232: z2.1:Magic Control Technology USB-RS232 converter driver USB Serial support registered for Moschip 2 port adapter mos7720: 1.0.0.4F:Moschip USB Serial Driver usbcore: registered new interface driver moschip7720 USB Serial support registered for Moschip 7840/7820 USB Serial Driver mos7840: 1.3.2:Moschip 7840/7820 USB Serial Driver usbcore: registered new interface driver mos7840 USB Serial support registered for moto-modem usbcore: registered new interface driver moto-modem USB Serial support registered for navman usbcore: registered new interface driver navman USB Serial support registered for ZyXEL - omni.net lcd plus usb usbcore: registered new interface driver omninet omninet: v1.1:USB ZyXEL omni.net LCD PLUS Driver USB Serial support registered for opticon usbcore: registered new interface driver opticon USB Serial support registered for GSM modem (1-port) usbcore: registered new interface driver option option: v0.7.2:USB Driver for GSM modems USB Serial support registered for oti6858 usbcore: registered new interface driver oti6858 USB Serial support registered for pl2303 usbcore: registered new interface driver pl2303 pl2303: Prolific PL2303 USB to serial adaptor driver USB Serial support registered for Qualcomm USB modem usbcore: registered new interface driver qcserial safe_serial: v0.0b:USB Safe Encapsulated Serial USB Serial support registered for safe_serial usbcore: registered new interface driver safe_serial USB Serial support registered for siemens_mpi usbcore: registered new interface driver siemens_mpi Driver for Siemens USB/MPI adapter Version 0.1 09/26/2005 Thomas Hergenhahn@web.de http://libnodave.sf.net USB Serial support registered for Sierra USB modem usbcore: registered new interface driver sierra sierra: v.1.3.8:USB Driver for Sierra Wireless USB modems USB Serial support registered for SPCP8x5 usbcore: registered new interface driver spcp8x5 spcp8x5: v0.04:SPCP8x5 USB to serial adaptor driver USB Serial support registered for symbol usbcore: registered new interface driver symbol USB Serial support registered for TI USB 3410 1 port adapter USB Serial support registered for TI USB 5052 2 port adapter usbcore: registered new interface driver ti_usb_3410_5052 ti_usb_3410_5052: v0.9:TI USB 3410/5052 Serial Driver USB Serial support registered for Handspring Visor / Palm OS USB Serial support registered for Sony Clie 3.5 USB Serial support registered for Sony Clie 5.0 usbcore: registered new interface driver visor visor: USB HandSpring Visor / Palm OS driver USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration) USB Serial support registered for Connect Tech - WhiteHEAT usbcore: registered new interface driver whiteheat whiteheat: v2.0:USB ConnectTech WhiteHEAT driver mice: PS/2 mouse device common for all mice s3c2410 TouchScreen successfully loaded input: s3c2410 TouchScreen as /devices/virtual/input/input0 S3C24XX RTC, (c) 2004,2006 Simtec Electronics s3c2410-rtc s3c2410-rtc: rtc disabled, re-enabling s3c2410-rtc s3c2410-rtc: rtc core: registered s3c as rtc0 i2c /dev entries driver Linux video capture interface: v2.00 gspca: main v2.7.0 registered usbcore: registered new interface driver conex conex: registered usbcore: registered new interface driver etoms etoms: registered usbcore: registered new interface driver finepix finepix: registered usbcore: registered new interface driver jeilinj jeilinj: registered usbcore: registered new interface driver mars mars: registered usbcore: registered new interface driver mr97310a mr97310a: registered usbcore: registered new interface driver ov519 ov519: registered usbcore: registered new interface driver ov534 ov534: registered usbcore: registered new interface driver pac207 pac207: registered usbcore: registered new interface driver pac7311 pac7311: registered usbcore: registered new interface driver sn9c20x sn9c20x: registered usbcore: registered new interface driver sonixb sonixb: registered usbcore: registered new interface driver sonixj sonixj: registered usbcore: registered new interface driver spca500 spca500: registered usbcore: registered new interface driver spca501 spca501: registered usbcore: registered new interface driver spca505 spca505: registered usbcore: registered new interface driver spca506 spca506: registered usbcore: registered new interface driver spca508 spca508: registered usbcore: registered new interface driver spca561 spca561: registered usbcore: registered new interface driver sq905 sq905: registered usbcore: registered new interface driver sq905c sq905c: registered usbcore: registered new interface driver sunplus sunplus: registered usbcore: registered new interface driver stk014 stk014: registered usbcore: registered new interface driver t613 t613: registered usbcore: registered new interface driver tv8532 tv8532: registered usbcore: registered new interface driver vc032x vc032x: registered usbcore: registered new interface driver zc3xx zc3xx: registered usbcore: registered new interface driver ALi m5602 ALi m5602: registered usbcore: registered new interface driver STV06xx STV06xx: registered gspca_gl860: driver startup - version 0.9d10 usbcore: registered new interface driver gspca_gl860 gspca_gl860: driver registered usbcore: registered new interface driver uvcvideo USB Video Class driver (v0.1.0) initializing s3c2440 camera interface...... s3c2440 camif init done Loading OV9650 driver......... SCCB address 0x60, manufacture ID 0xFFFF, expect 0x7FA2 SCCB address 0x60, manufacture ID 0xFFFF, expect 0x7FA2 No OV9650 found!!! S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq enabled s3c-sdi s3c2440-sdi: powered down. s3c-sdi s3c2440-sdi: mmc0 - using pio, sw SDIO IRQ usbcore: registered new interface driver usbhid usbhid: v2.6:USB HID core driver Advanced Linux Sound Architecture Driver Version 1.0.21. No device for DAI UDA134X No device for DAI s3c24xx-i2s S3C24XX_UDA134X SoC Audio driver UDA134X SoC Audio Codec asoc: UDA134X <-> s3c24xx-i2s mapping ok ALSA device list: #0: S3C24XX_UDA134X (UDA134X) TCP cubic registered NET: Registered protocol family 17 s3c2410-rtc s3c2410-rtc: setting system clock to 2015-06-19 23:55:51 UTC (1434758151) eth0: link down IP-Config: Complete: device=eth0, addr=192.168.1.130, mask=255.255.255.0, gw=192.168.1.1, host=mini2440, domain=, nis-domain=(none), bootserver=192.168.1.100, rootserver=192.168.1.100, rootpath= Looking up port of RPC 100003/2 on 192.168.1.100 eth0: link up, 100Mbps, full-duplex, lpa 0x45E1 Looking up port of RPC 100005/1 on 192.168.1.100 VFS: Cannot open root device "nfs" or unknown-block(2,0) Please append a correct "root=" boot option; here are the available partitions: 1f00 256 mtdblock0 (driver?) 1f01 128 mtdblock1 (driver?) 1f02 5120 mtdblock2 (driver?) 1f03 60032 mtdblock3 (driver?) Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0) Backtrace: [<c00341cc>] (dump_backtrace+0x0/0x10c) from [<c03297d0>] (dump_stack+0x18/0x1c) r7:c03db108 r6:00008000 r5:c3923000 r4:c0481af0 [<c03297b8>] (dump_stack+0x0/0x1c) from [<c0329820>] (panic+0x4c/0x114) [<c03297d4>] (panic+0x0/0x114) from [<c0008dbc>] (mount_block_root+0x174/0x228) r3:c3802cec r2:00000000 r1:c3823f60 r0:c03db0a0 [<c0008c48>] (mount_block_root+0x0/0x228) from [<c0008f34>] (mount_root+0xc4/0xfc) [<c0008e70>] (mount_root+0x0/0xfc) from [<c0009094>] (prepare_namespace+0x128/0x180) r5:c002081d r4:c04814c0 [<c0008f6c>] (prepare_namespace+0x0/0x180) from [<c00084b0>] (kernel_init+0xe0/0x114) r5:c001f180 r4:c0481280 [<c00083d0>] (kernel_init+0x0/0x114) from [<c004bbbc>] (do_exit+0x0/0x620) r5:00000000 r4:00000000 本地挂载nfs -ok，
命令查看nfs状态:service nfsserver status
nfsserver.service - LSB: Start the kernel based NFS daemon
Loaded: loaded (/etc/init.d/nfsserver)
Active: active (running) since Thu 2016-05-19 23:48:34 CST; 35s ago
Process: 3799 ExecStop=/etc/init.d/nfsserver stop (code=exited, status=0/SUCCESS)
Process: 3820 ExecStart=/etc/init.d/nfsserver start (code=exited, status=0/SUCCESS)
CGroup: /system.slice/nfsserver.service
|-3841 /usr/sbin/rpc.idmapd -p /var/lib/nfs/rpc_pipefs
|-3845 /usr/sbin/rpc.mountd
`-3848 /usr/sbin/rpc.statd –no-notify
May 19 23:48:34 linux-q4hr.site nfsserver[3820]: NOTE: this default has changed since nfs-utils version 1.0.x
May 19 23:48:34 linux-q4hr.site nfsserver[3820]: exportfs: /etc/exports [5]: Neither ‘subtree_check’ or ‘no_subtree_check’ specified for export “*:/opt/samsung/mini2440/kernel/rootfs”.
May 19 23:48:34 linux-q4hr.site nfsserver[3820]: Assuming default behaviour (‘no_subtree_check’).
May 19 23:48:34 linux-q4hr.site nfsserver[3820]: NOTE: this default has changed since nfs-utils version 1.0.x
May 19 23:48:34 linux-q4hr.site rpc.mountd[3845]: Version 1.3.0 starting
May 19 23:48:34 linux-q4hr.site rpc.statd[3848]: Version 1.3.0 starting
May 19 23:48:34 linux-q4hr.site rpc.statd[3848]: Flags: TI-RPC
May 19 23:48:34 linux-q4hr.site sm-notify[3859]: Version 1.3.0 starting
May 19 23:48:34 linux-q4hr.site nfsserver[3820]: mountd statd nfsd sm-notify..done
May 19 23:48:52 linux-q4hr.site rpc.mountd[3845]: authenticated mount request from 192.168.1.130:764 for /opt/samsung/mini2440/kernel/rootfs (/opt/samsung/mini2440/kernel/rootfs)
解决办法：降级nfs-kernel-server至nfs-kernel-server 1.2.8 4.17.1
0 0
- mini2440NFS启动，VFS: Unable to mount root fs via NFS, trying floppy.
- [FIX] VFS:Unable to mount root fs no unkown-block
- kernel panic VFS: Unable to mount root fs 总结
- qtopia文件系统 nfs 挂载启动出错 unable to mount root fs on unknown-block
- 解决新内核不能启动问题：kernel panic - not syncing: VFS: unable to mount root fs on unkno
- 挂载NFS根文件系统时出现Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(2,0)
- NFS挂载失败（Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0））
- Kernel Panic on VFS: Unable to mount root fs on unknown-block(x,y) (转)
- Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,2)
- 解决 VFS:Unable to mount root fs on Unknown-block(0,0)
- Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,2)
- kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
- kernel panic – not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
- 树莓派系统启动:PANIC: VFS Unable to mount root fs on unknown-block(179,2)
- kernel panic -not syncing :VFS:unable to mount the root fs on (0,0)的解决方法
- Centos kernel panic-not syncing:VFS:Unable to mount root fs on unknown block
- Kernal Panic - Not syncing : VFS: unable to mount root fs on unknown-block (0,0)
- Ubuntu -> VFS:Unable to mount root fs on Unknown-block(0,0)
- 最长回文串 O(n)复杂度（manacher算法）
- Spring和ActiveMQ集成实现队列消息以及PUB/SUB模型
- 基于TCP/IP协议的网络攻击
- IOS开发总结之文件下载（大文件下载）
- HDOJ 3911 Black And White
- mini2440NFS启动，VFS: Unable to mount root fs via NFS, trying floppy.
- <LeetCode OJ> 349 / 350 Intersection of Two Arrays（I / II）
- px4 middleware and architecture
- HDU 4725 The Shortest Path in Nya Graph （最短路拆点建图）
- 239. Sliding Window Maximum
- 数据流重定向
- Java实现简单数据结构之二叉树结构排序 binary tree
- C语言实现的RSA算法程序（使用GMP）
- 态度
