[Armadillo:06015] Re: interfacesファイルの変更でkernel panic
Takenoshita Koyo
email@hidden
2010年 10月 27日 (水) 17:47:06 JST
竹之下です。
現象確認しました。ケーブルを抜いているときに、ifdown/ifup
すると再現しますね。
原因を調べます。少々お時間いただけますでしょうか。
千葉慎也 さんは書きました:
> 千葉です。
>
> 何も書き換えは行っていないです。
> 再現性は今のところ100%です。(5/5ほど)
>
> 起動ログを書きます。
>
> Hermit-At v2.0.3 (armadillo4x0) compiled at 14:30:23, Aug 03 2010
> Uncompressing
> kernel...............................................................................................................done.
> Uncompressing
> ramdisk...............................................................................................................................................................................................................................................................................................................................................................................................................................done.
> Linux version 2.6.26-at10 (2.6.26) (email@hidden <mailto:email@hidden>)
> (gcc version 4.3.2 (Debian 4.3.2-1.1) ) #1 PREEMPT Thu Aug 19 16:17:48
> JST 2010
> CPU: ARM926EJ-S [41069264] revision 4 (ARMv5TEJ),
> cr=00053177
>
> Machine: Armadillo-420
> Memory policy: ECC disabled, Data cache writeback
> CPU0: D VIVT write-back cache
> CPU0: I cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
> CPU0: D cache: 16384 bytes, associativity 4, 32 byte lines, 128 sets
> Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
> Kernel command line: console=ttymxc1,115200
> MXC IRQ initialized
> PID hash table entries: 256 (order: 8, 1024 bytes)
> MXC GPT timer initialized, rate = 12000000
> Console: colour dummy device 80x30
> 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: 48008KB available (3252K code, 226K data, 128K init)
> Mount-cache hash table entries: 512
> CPU: Testing write buffer coherency: ok
> net_namespace: 480 bytes
> NET: Registered protocol family 16
> MXC WDOG1 Enabled
> CPU is i.MX25 Revision 1.0
> Clock input source is 24000000
> MXC GPIO hardware
> Using SDMA I.API
> MXC DMA API initialized
> SCSI subsystem initialized
> usbcore: registered new interface driver usbfs
> usbcore: registered new interface driver hub
> usbcore: registered new device driver usb
> MXC I2C driver
> MXC I2C driver
> MXC I2C driver
> MC34704 regulator successfully probed
> mc34704 0-0054: Loaded
> 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
> checking if image is initramfs...it isn't (bad gzip magic numbers);
> looks like an initrd
> Freeing initrd memory:
> 13256K
> usb: Host 2 host (serial) registered
> usb: DR host (utmi) registered
> msgmni has been set to 119
> io scheduler noop registered
> io scheduler cfq registered (default)
> Serial: MXC Internal UART driver
> mxcintuart.1: ttymxc1 at MMIO 0x43f94000 (irq = 32) is a Freescale MXC
> console [ttymxc1] enabled
> mxcintuart.2: ttymxc2 at MMIO 0x5000c000 (irq = 18) is a Freescale MXC
> mxcintuart.4: ttymxc4 at MMIO 0x5002c000 (irq = 40) is a Freescale MXC
> brd: module loaded
> loop: module loaded
> FEC Ethernet Driver
> PPP generic driver version 2.4.2
> Linux video capture interface: v2.00
> usbcore: registered new interface driver uvcvideo
> USB Video Class driver (v0.1.0)
> Driver 'sd' needs updating - please use bus_type methods
> armadillo-nor: Found 1 x16 devices at 0x0 in 16-bit bank
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Intel/Sharp Extended Query Table at 0x010A
> Using buffer write method
> Using auto-unlock on power-up/resume
> cfi_cmdset_0001: Erase suspend on write enabled
> armadillo-nor: use default partitions(4)
> Creating 4 MTD partitions on "armadillo-nor":
> 0x00000000-0x00020000 : "nor.bootloader"
> 0x00020000-0x00220000 : "nor.kernel"
> 0x00220000-0x00fe0000 : "nor.userland"
> 0x00fe0000-0x01000000 : "nor.config"
> fsl-ehci fsl-ehci.0: Freescale On-Chip EHCI Host Controller
> fsl-ehci fsl-ehci.0: new USB bus registered, assigned bus number 1
> fsl-ehci fsl-ehci.0: irq 35, io mem 0x53ff4400
> fsl-ehci fsl-ehci.0: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
> usb usb1: configuration #1 chosen from 1 choice
> hub 1-0:1.0: USB hub found
> hub 1-0:1.0: 1 port detected
> fsl-ehci fsl-ehci.1: Freescale On-Chip EHCI Host Controller
> fsl-ehci fsl-ehci.1: new USB bus registered, assigned bus number 2
> fsl-ehci fsl-ehci.1: irq 37, io mem 0x53ff4000
> fsl-ehci fsl-ehci.1: USB 2.0 started, EHCI 1.00, driver 10 Dec 2004
> usb usb2: configuration #1 chosen from 1 choice
> hub 2-0:1.0: USB hub found
> hub 2-0:1.0: 1 port detected
> Initializing USB Mass Storage driver...
> usbcore: registered new interface driver usb-storage
> USB Mass Storage support registered.
> input: gpio-keys as /devices/platform/gpio-keys.0/input/input0
> rtc-s35390a 1-0030: error resetting chip
> rtc-s35390a: probe of 1-0030 failed with error -5
> rtc-s35390a 2-0030: error resetting chip
> rtc-s35390a: probe of 2-0030 failed with error -5
> i2c /dev entries driver
> mxsdhci: MXC Secure Digital Host Controller Interface driver
> mxsdhci: MXC SDHCI Controller Driver.
> mmc0: SDHCI detect irq 159 irq 9 INTERNAL DMA
> Registered led device: red
> Registered led device: green
> Registered led device: yellow
> usbcore: registered new interface driver usbhid
> usbhid: v2.6:USB HID core driver
> Advanced Linux Sound Architecture Driver Version 1.0.16.
> usbcore: registered new interface driver snd-usb-audio
> usbcore: registered new interface driver snd-usb-caiaq
> ASoC version 0.13.2
> ALSA device list:
> No soundcards found.
> ip_tables: (C) 2000-2006 Netfilter Core Team
> TCP cubic registered
> NET: Registered protocol family 17
> NET: Registered protocol family 15
> Static Power Management for Freescale i.MX25
> drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
> RAMDISK: ext2 filesystem found at block 0
> RAMDISK: Loading 13256KiB [1 disk] into ram disk... done.
> VFS: Mounted root (ext2 filesystem).
> Freeing init memory: 128K
> mmc0: new high speed SD card at address 0002
> mmcblk0: mmc0:0002 00000 2000896KiB
> mmcblk0: p1 p2
> init started: BusyBox v1.00 (2010.06.08-07:20+0000) multi-call binary
> Starting fsck for root filesystem.
> fsck 1.25 (20-Sep-2001)
> ext2fs_check_if_mount: No such file or directory while determining
> whether /dev/ram0 is mounted.
> /dev/ram0: clean, 902/1104 files, 12074/13256 blocks
> Checking root filesystem: done
> Remounting root rw: done
> Mounting proc: done
> Mounting usbfs: done
> Mounting sysfs: done
> Cleaning up system: done
> Running local start scripts.
> Starting udevd: done
> Loading /etc/config: done
> Changing file permissions: done
> Configure /home/ftp: done
> Starting syslogd: done
> Starting klogd: done
> Starting basic firewall: done
> Setting hostname: done
> Configuring network interfaces: udhcpc (v0.9.9-pre) started
> fec: PHY @ 0x0, ID 0x0007c0f1 -- LAN8720
> Sending discover...
> eth0: link down
> Sending discover...
> Sending discover...
> interface: eth0:0 (00:11:0C:11:00:FC)
> probing for 169.254.222.53
> device eth0 entered promiscuous mode
> device eth0 left promiscuous mode
> claiming ownership of address 169.254.222.53
> not storing IP for eth0:0 (not implemented yet!)
> successfully acquired an IP address, backgrounding
> all subsequent output will go to the syslog
> No lease, forking to background.
> done
> Starting inetd: done
> Setting at-cgi: done
> Starting lighttpd: done
> Creating avahi.services: done
> Starting avahi.daemon: done
> Mounting ramfs /home/ftp/pub: done
> atmark-dist v1.26.1 (AtmarkTechno/Armadillo-420)
> Linux 2.6.26-at10 [armv5tejl arch]
>
> armadillo420-0 login:
>
> よろしくお願いします。
>
> 2010年10月27日15:54 Takenoshita Koyo <email@hidden
> <mailto:email@hidden>>:
>
> 竹之下です。
>
> undefined instruction
> となっていますね。
>
> カーネルかユーザーランドを書き換えていますか？
>
> 使用している環境を教えてください。
> カーネル、ユーザーランドイメージファイルのバージョンか
> 自分でビルドしている場合は元となったソースコードのバージョン及びビル
> ド環境
>
> また、この問題は再現性のあるものでしょうか？
>
> 千葉慎也 さんは書きました:
> > 千葉と申します。Armadillo-400を使用し評価しています。
> >
> > 初歩的な箇所の質問ですみません、/etc/config/interfaceを書き換え
> て、固定
> > IPにて通信を
> > 行いたいのですが、書き換えてifupするとKernel panicが発生してしま
> います。
> > ＜順序＞
> > viにて/etc/config/interfacesを以下の通り書き換えます。
> >
> > auto lo eth0
> > iface lo inet loopback
> > iface eth0 inet static
> > address 192.168.1.1
> > netmask 255.255.255.0
> > network 192.168.1.0
> > broadcast 192.168.1.255
> > gateway 192.168.1.254
> >
> > 次に
> >
> > ifdown eth0
> >
> > 最後に
> >
> > ifup eth0
> >
> > すると
> >
> > [email@hidden (ttymxc1) ~]# Internal error: Oops - undefined
> > instruction: 0 [#1] PREEMPT
> > Modules linked
> > in:
> >
> > CPU: 0 Not tainted (2.6.26-at10 #1)
> > PC is at 0xc0380fd8
> > LR is at run_timer_softirq+0x134/0x264
> > pc : [<c0380fd8>] lr : [<c004d2d8>] psr: 20000013
> > sp : c0357e90 ip : c0357e90 fp : c0357ecc
> > r10: c0381648 r9 : c0381848 r8 : c0380fd8
> > r7 : c0357e98 r6 : c0356000 r5 : 00000103 r4 : c0380e40
> > r3 : 00000103 r2 : 00000000 r1 : c3c23fb0 r0 : c0380fe0
> > Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment kernel
> > Control: 0005317f Table: 81dbc000 DAC: 00000017
> > Process swapper (pid: 0, stack limit = 0xc0356268)
> > Stack: (0xc0357e90 to 0xc0358000)
> > 7e80: c0381c48 c0381a48 c3c7549c
> > c2491bc8
> > 7ea0: 00000000 c0380c4c 00000081 0000000a c0380c00 00000001 00000000
> > c038348c
> > 7ec0: c0357efc c0357ed0 c0048540 c004d1b4 c0362940 c0356000 00000036
> > c0384dc8
> > 7ee0: 00000000 00000001 c0356000 800224f0 c0357f14 c0357f00 c004860c
> > c00484dc
> > 7f00: c0384dc8 c0362940 c0357f34 c0357f18 c002804c c00485c0 ffffffff
> > fc400000
> > 7f20: 00360000 00000002 c0357f8c c0357f38 c00287a4 c0028010 00000000
> > 0005317f
> > 7f40: 0005217f 80000013 c0029c50 c0356000 c0029c50 c0379f08 80022558
> > 41069264
> > 7f60: 800224f0 c0357f8c 800000d3 c0357f80 c0031b0c c0029cb0 80000013
> > ffffffff
> > 7f80: c0357fac c0357f90 c0029c1c c0029c60 c0356000 c0379ac8 c0023f28
> > c0359cd0
> > 7fa0: c0357fc4 c0357fb0 c029fc3c c0029be8 c0379ac8 c0383744 c0357ff4
> > c0357fc8
> > 7fc0: c0008b64 c029fbd8 c000862c 00000000 00000000 c0023f28 00000000
> > 00053175
> > 7fe0: c0379f6c c002432c 00000000 c0357ff8 80008034 c00088f4 00000000
> > 00000000
> > Backtrace:
> >
> > [<c004d1a4>] (run_timer_softirq+0x0/0x264) from [<c0048540>]
> > (__do_softirq+0x74/0xe4)
> > [<c00484cc>] (__do_softirq+0x0/0xe4) from [<c004860c>]
> > (irq_exit+0x5c/0x70)
> > [<c00485b0>] (irq_exit+0x0/0x70) from [<c002804c>]
> > (__exception_text_start+0x4c/0x60)
> > r4:c0362940
> >
> > [<c0028000>] (__exception_text_start+0x0/0x60) from [<c00287a4>]
> > (__irq_svc+0x44/0x88)
> > Exception stack(0xc0357f38 to
> > 0xc0357f80)
> > 7f20: 00000000
> > 0005317f
> > 7f40: 0005217f 80000013 c0029c50 c0356000 c0029c50 c0379f08 80022558
> > 41069264
> > 7f60: 800224f0 c0357f8c 800000d3 c0357f80 c0031b0c c0029cb0 80000013
> > ffffffff
> > r7:00000002 r6:00360000 r5:fc400000
> > r4:ffffffff
> > [<c0029c50>] (default_idle+0x0/0x68) from [<c0029c1c>]
> (cpu_idle+0x44/0x78)
> > [<c0029bd8>] (cpu_idle+0x0/0x78) from [<c029fc3c>]
> (rest_init+0x74/0x88)
> > r7:c0359cd0 r6:c0023f28 r5:c0379ac8 r4:c0356000
> > [<c029fbc8>] (rest_init+0x0/0x88) from [<c0008b64>]
> > (start_kernel+0x280/0x324)
> > r4:c0383744
> >
> > [<c00088e4>] (start_kernel+0x0/0x324) from [<80008034>] (0x80008034)
> > r6:c002432c r5:c0379f6c r4:00053175
> > Code: c0380fc8 c0380fc8 00000000 00200200 (c0380fd8)
> > Kernel panic - not syncing: Fatal exception in interrupt
> >
> > となり停止します。
> > 原因わかりますでしょうか。よろしくお願いします。
> >
> >
> >
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>
> --
> Koyo Takenoshita
>
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Koyo Takenoshita
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