I'm seeing an OOPS from the same line of code on armel. You can see the
backtrace in the dmesg output below.
This is from an NSLU2, where the root filesystem is on a 2GiB USB stick, and
the machine has 32MiB of RAM and a 265BogoMIPS XScale-IXP42x CPU.
Regards,
--dkg
-- Package-specific info:
** Version:
Linux version 3.2.0-4-ixp4xx (debian-kernel@lists.debian.org) (gcc version
4.6.3 (Debian 4.6.3-9) ) #1 Debian 3.2.32-1
** Command line:
console=ttyS0,115200 noirqdebug
** Tainted: W (512)
* Taint on warning.
** Kernel log:
[ 3.487706] hub 1-0:1.0: 5 ports detected
[ 3.923091] usb 1-2: new high-speed USB device number 3 using ehci_hcd
[ 4.074175] usb 1-2: New USB device found, idVendor=0781, idProduct=5406
[ 4.080986] usb 1-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 4.088294] usb 1-2: Product: U3 Cruzer Micro
[ 4.092747] usb 1-2: Manufacturer: SanDisk
[ 4.096913] usb 1-2: SerialNumber: 08782307B150EF77
[ 4.246588] SCSI subsystem initialized
[ 4.264784] usbcore: registered new interface driver uas
[ 4.290730] Initializing USB Mass Storage driver...
[ 4.296806] scsi0 : usb-storage 1-2:1.0
[ 4.307533] usbcore: registered new interface driver usb-storage
[ 4.313759] USB Mass Storage support registered.
[ 5.305988] scsi 0:0:0:0: Direct-Access SanDisk U3 Cruzer Micro 8.02
PQ: 0 ANSI: 0 CCS
[ 5.316201] scsi 0:0:0:1: CD-ROM SanDisk U3 Cruzer Micro 8.02
PQ: 0 ANSI: 0
[ 5.475288] sd 0:0:0:0: [sda] 3907583 512-byte logical blocks: (2.00 GB/1.86
GiB)
[ 5.503782] sd 0:0:0:0: [sda] Write Protect is off
[ 5.508677] sd 0:0:0:0: [sda] Mode Sense: 45 00 00 08
[ 5.512609] sd 0:0:0:0: [sda] No Caching mode page present
[ 5.518196] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 5.535757] sd 0:0:0:0: [sda] No Caching mode page present
[ 5.541347] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 5.555094] sda: sda1 sda2 < sda5 >
[ 5.571007] sd 0:0:0:0: [sda] No Caching mode page present
[ 5.576699] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 5.582925] sd 0:0:0:0: [sda] Attached SCSI removable disk
[ 6.325444] ------------[ cut here ]------------
[ 6.330219] WARNING: at
/build/buildd-linux_3.2.32-1-armel-KUCrxS/linux-3.2.32/block/genhd.c:1573
disk_clear_events+0xc8/0x110()
[ 6.341920] Modules linked in: sd_mod crc_t10dif usb_storage uas scsi_mod
ehci_hcd usbcore usb_common
[ 6.351373] [<c00137ac>] (unwind_backtrace+0x0/0xe0) from [<c0026f18>]
(warn_slowpath_common+0x4c/0x64)
[ 6.360921] [<c0026f18>] (warn_slowpath_common+0x4c/0x64) from [<c0026f48>]
(warn_slowpath_null+0x18/0x1c)
[ 6.370733] [<c0026f48>] (warn_slowpath_null+0x18/0x1c) from [<c015af4c>]
(disk_clear_events+0xc8/0x110)
[ 6.380375] [<c015af4c>] (disk_clear_events+0xc8/0x110) from [<c00ecc48>]
(check_disk_change+0x18/0x50)
[ 6.389985] [<c00ecc48>] (check_disk_change+0x18/0x50) from [<bf08d478>]
(sd_open+0x7c/0x138 [sd_mod])
[ 6.399495] [<bf08d478>] (sd_open+0x7c/0x138 [sd_mod]) from [<c00edce4>]
(__blkdev_get+0x284/0x3a8)
[ 6.408689] [<c00edce4>] (__blkdev_get+0x284/0x3a8) from [<c00edf98>]
(blkdev_get+0x190/0x28c)
[ 6.417451] [<c00edf98>] (blkdev_get+0x190/0x28c) from [<c00c1300>]
(__dentry_open+0x224/0x33c)
[ 6.426293] [<c00c1300>] (__dentry_open+0x224/0x33c) from [<c00c2228>]
(nameidata_to_filp+0x50/0x5c)
[ 6.435583] [<c00c2228>] (nameidata_to_filp+0x50/0x5c) from [<c00cec50>]
(do_last.isra.26+0x670/0x6a8)
[ 6.445043] [<c00cec50>] (do_last.isra.26+0x670/0x6a8) from [<c00ced64>]
(path_openat+0xb4/0x3e0)
[ 6.454062] [<c00ced64>] (path_openat+0xb4/0x3e0) from [<c00cf174>]
(do_filp_open+0x2c/0x78)
[ 6.462641] [<c00cf174>] (do_filp_open+0x2c/0x78) from [<c00c2318>]
(do_sys_open+0xe4/0x17c)
[ 6.471237] [<c00c2318>] (do_sys_open+0xe4/0x17c) from [<c000dea0>]
(ret_fast_syscall+0x0/0x2c)
[ 6.480049] ---[ end trace fb8a3c5ed96fd8b7 ]---
[ 6.839330] kjournald starting. Commit interval 5 seconds
[ 6.845203] EXT3-fs (sda1): mounted filesystem with ordered data mode
[ 10.362348] udevd[254]: starting version 175
[ 11.498005] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 11.643850] ohci_hcd 0000:00:01.0: OHCI Host Controller
[ 11.695488] ohci_hcd 0000:00:01.0: new USB bus registered, assigned bus
number 2
[ 11.789395] ohci_hcd 0000:00:01.0: irq 28, io mem 0x48000000
[ 11.884793] usb usb2: New USB device found, idVendor=1d6b, idProduct=0001
[ 11.891695] usb usb2: New USB device strings: Mfr=3, Product=2,
SerialNumber=1
[ 11.899149] usb usb2: Product: OHCI Host Controller
[ 11.904142] usb usb2: Manufacturer: Linux 3.2.0-4-ixp4xx ohci_hcd
[ 11.910346] usb usb2: SerialNumber: 0000:00:01.0
[ 11.976445] input: ixp4xx beeper as
/devices/platform/ixp4xx-beeper.4/input/input0
[ 12.155663] IXP4xx Queue Manager initialized.
[ 12.235505] hub 2-0:1.0: USB hub found
[ 12.279355] hub 2-0:1.0: 3 ports detected
[ 12.334303] ohci_hcd 0000:00:01.1: OHCI Host Controller
[ 12.339748] ohci_hcd 0000:00:01.1: new USB bus registered, assigned bus
number 3
[ 12.453034] ohci_hcd 0000:00:01.1: irq 27, io mem 0x48001000
[ 12.497636] IXP4xx MII Bus: probed
[ 12.545812] usb usb3: New USB device found, idVendor=1d6b, idProduct=0001
[ 12.552938] usb usb3: New USB device strings: Mfr=3, Product=2,
SerialNumber=1
[ 12.560310] usb usb3: Product: OHCI Host Controller
[ 12.565317] usb usb3: Manufacturer: Linux 3.2.0-4-ixp4xx ohci_hcd
[ 12.571495] usb usb3: SerialNumber: 0000:00:01.1
[ 12.602715] eth0: MII PHY 1 on NPE-B
[ 12.734720] hub 3-0:1.0: USB hub found
[ 12.738583] hub 3-0:1.0: 2 ports detected
[ 12.762778] usb 2-1: new full-speed USB device number 2 using ohci_hcd
[ 12.813241] sr0: scsi3-mmc drive: 48x/48x tray
[ 12.817774] cdrom: Uniform CD-ROM driver Revision: 3.20
[ 12.971168] sr 0:0:0:1: Attached scsi CD-ROM sr0
[ 13.026734] usb 2-1: New USB device found, idVendor=0c45, idProduct=167f
[ 13.033701] usb 2-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 13.040928] usb 2-1: Product: USB Audio
[ 13.392167] sd 0:0:0:0: Attached scsi generic sg0 type 0
[ 13.443067] sr 0:0:0:1: Attached scsi generic sg1 type 5
[ 15.302630] input: USB Audio as
/devices/pci0000:00/0000:00:01.0/usb2/2-1/2-1:1.3/input/input1
[ 15.358630] generic-usb 0003:0C45:167F.0001: input,hidraw0: USB HID v1.00
Device [USB Audio] on usb-0000:00:01.0-1/input3
[ 15.426652] usbcore: registered new interface driver usbhid
[ 15.432319] usbhid: USB HID core driver
[ 16.030808] sr 0:0:0:1: GET_EVENT and TUR disagree continuously, suppress
GET_EVENT events
[ 16.449364] usbcore: registered new interface driver snd-usb-audio
[ 19.504681] Adding 195516k swap on /dev/sda5. Priority:-1 extents:1
across:195516k
[ 20.748645] EXT3-fs (sda1): using internal journal
[ 39.325803] NPE-B: firmware functionality 0x0, revision 0x2:1
[ 40.393979] NET: Registered protocol family 10
[ 40.492901] eth0: link up, speed 100 Mb/s, full duplex
[ 44.028653] RPC: Registered named UNIX socket transport module.
[ 44.034811] RPC: Registered udp transport module.
[ 44.039569] RPC: Registered tcp transport module.
[ 44.044485] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 44.203734] FS-Cache: Loaded
[ 44.406570] FS-Cache: Netfs 'nfs' registered for caching
[ 44.541246] Installing knfsd (copyright (C) 1996 o...@monad.swb.de).
[ 47.423210] aoe: AoE v47 initialised.
** Model information
Processor : XScale-IXP42x Family rev 1 (v5l)
Hardware : Linksys NSLU2
Revision : 0000
** Loaded modules:
aoe
nfsd
nfs
nfs_acl
auth_rpcgss
fscache
lockd
sunrpc
ipv6
snd_usb_audio
snd_usbmidi_lib
snd_hwdep
snd_seq_midi
snd_seq_midi_event
snd_rawmidi
snd_pcm
snd_page_alloc
snd_seq
snd_seq_device
snd_timer
snd
usbhid
hid
soundcore
evdev
sg
sr_mod
cdrom
ixp4xx_eth
ixp4xx_qmgr
ixp4xx_npe
libphy
ixp4xx_beeper
ohci_hcd
ext3
mbcache
jbd
sd_mod
crc_t10dif
usb_storage
uas
scsi_mod
ehci_hcd
usbcore
usb_common
** PCI devices:
00:01.0 USB controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
(prog-if 10 [OHCI])
Subsystem: NEC Corporation Hama USB 2.0 CardBus [1033:0035]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr+
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 8 (250ns min, 10500ns max), Cache Line Size: 32 bytes
Interrupt: pin A routed to IRQ 28
Region 0: Memory at 48000000 (32-bit, non-prefetchable) [size=4K]
Capabilities: <access denied>
Kernel driver in use: ohci_hcd
00:01.1 USB controller [0c03]: NEC Corporation USB [1033:0035] (rev 43)
(prog-if 10 [OHCI])
Subsystem: NEC Corporation Hama USB 2.0 CardBus [1033:0035]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr+
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 8 (250ns min, 10500ns max), Cache Line Size: 32 bytes
Interrupt: pin B routed to IRQ 27
Region 0: Memory at 48001000 (32-bit, non-prefetchable) [size=4K]
Capabilities: <access denied>
Kernel driver in use: ohci_hcd
00:01.2 USB controller [0c03]: NEC Corporation USB 2.0 [1033:00e0] (rev 04)
(prog-if 20 [EHCI])
Subsystem: NEC Corporation USB 2.0 [1033:00e0]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr+
Stepping- SERR+ FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 68 (4000ns min, 8500ns max), Cache Line Size: 32 bytes
Interrupt: pin C routed to IRQ 26
Region 0: Memory at 48002000 (32-bit, non-prefetchable) [size=256]
Capabilities: <access denied>
Kernel driver in use: ehci_hcd
** USB devices:
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 0781:5406 SanDisk Corp. Cruzer Micro U3
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 002: ID 0c45:167f Microdia
-- System Information:
Debian Release: wheezy/sid
APT prefers testing
APT policy: (500, 'testing')
Architecture: armel (armv5tel)
Kernel: Linux 3.2.0-4-ixp4xx
Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)
Shell: /bin/sh linked to /bin/dash
Versions of packages linux-image-3.2.0-4-ixp4xx depends on:
ii debconf [debconf-2.0] 1.5.46
ii initramfs-tools [linux-initramfs-tool] 0.109
ii kmod 9-2
ii linux-base 3.5
ii module-init-tools 9-2
Versions of packages linux-image-3.2.0-4-ixp4xx recommends:
ii firmware-linux-free 3.1
Versions of packages linux-image-3.2.0-4-ixp4xx suggests:
pn debian-kernel-handbook <none>
pn fdutils <none>
pn linux-doc-3.2 <none>
Versions of packages linux-image-3.2.0-4-ixp4xx is related to:
pn firmware-atheros <none>
pn firmware-bnx2 <none>
pn firmware-bnx2x <none>
pn firmware-brcm80211 <none>
pn firmware-intelwimax <none>
pn firmware-ipw2x00 <none>
pn firmware-ivtv <none>
pn firmware-iwlwifi <none>
pn firmware-libertas <none>
pn firmware-linux <none>
pn firmware-linux-nonfree <none>
pn firmware-myricom <none>
pn firmware-netxen <none>
pn firmware-qlogic <none>
pn firmware-ralink <none>
pn firmware-realtek <none>
pn xen-hypervisor <none>
-- debconf information:
linux-image-3.2.0-4-ixp4xx/prerm/removing-running-kernel-3.2.0-4-ixp4xx: true
linux-image-3.2.0-4-ixp4xx/postinst/depmod-error-initrd-3.2.0-4-ixp4xx: false
linux-image-3.2.0-4-ixp4xx/postinst/missing-firmware-3.2.0-4-ixp4xx:
linux-image-3.2.0-4-ixp4xx/postinst/ignoring-ramdisk:
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