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SubjectRe: Kernel oops with bluetooth usb dongle
[ Ingo and Thomas added to CC, as this is apparently nohz stuff ]

Quel, does the problem go away when you boot with nohz=off?

Original message left below for reference.

On Sat, 16 Feb 2008, Quel Qun wrote:

> Hi,
>
> Since the rc's of 2.6.24, my machine crashes when I try to use the USB dongle.
> No other activity seems to create a crash. The system is stable with 2.6.23.1.
> It is a Dell Dimension 8400 updated daily to mandriva cooker. I am not
> subscribed
> to this list, so please CC me if there is any more information I can provide.
>
> Here is the Oops with 2.6.25-rc1:
>
> BUG: unable to handle kernel NULL pointer dereference at 00000000
> IP: [<c0131f3e>] get_next_timer_interrupt+0xfe/0x210
> *pde = 00000000
> Oops: 0000 [#1] SMP
> Modules linked in: hidp rfcomm l2cap nfsd auth_rpcgss exportfs nfs lockd nfs_acl
> sunrpc af_packet binfmt_misc loop nls_iso8859_1 nls_cp437 vfat fat dm_mod piix
> ide_core fuse snd_pcm_oss snd_mixer_oss hci_usb snd_intel8x0 snd_ac97_codec
> ac97_bus thermal button snd_pcm i2c_i801 snd_timer parport_pc processor snd
> parport pcspkr i2c_core evdev dcdbas tg3 soundcore rtc_cmos bluetooth
> snd_page_alloc iTCO_wdt sr_mod iTCO_vendor_support sg ata_piix ahci libata
> sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ssb pcmcia pcmcia_core ehci_hcd
> usbcore [last unloaded: scsi_wait_scan]
>
> Pid: 0, comm: swapper Not tainted (2.6.25-rc1 #1)
> EIP: 0060:[<c0131f3e>] EFLAGS: 00010097 CPU: 0
> EIP is at get_next_timer_interrupt+0xfe/0x210
> EAX: 00000000 EBX: 00000000 ECX: c047e7dc EDX: 00000000
> ESI: 00000026 EDI: c047e6ac EBP: c03f5f60 ESP: c03f5f28
> DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
> Process swapper (pid: 0, ti=c03f4000 task=c03c9300 task.ti=c03f4000)
> Stack: 0005a600 0005a55b c047dea0 00000000 00000001 00000026 000005a6 c047e6ac
> c047e8ac c047eaac c047ecac c1808340 ffc484c0 0005a55b c03f5fa4 c014627c
> ffd3c700 c03c9300 c03c947c c180b420 ffc4cdde 0000009b ffc484c0 0000009b
> Call Trace:
> [<c014627c>] ? tick_nohz_stop_sched_tick+0x13c/0x350
> [<c014658c>] ? tick_nohz_restart_sched_tick+0xfc/0x140
> [<c0103a20>] ? default_idle+0x0/0xa0
> [<c0103854>] ? cpu_idle+0x34/0x110
> [<c0322519>] ? rest_init+0x49/0x50
> =======================
> Code: e0 89 c6 89 45 dc 8d b4 26 00 00 00 00 8b 04 f7 8b 10 0f 18 02 90 8d 0c f7
> 39 c8 0f 84 83 00 00 00 8b 40 08 39 d8 0f 48 d8 89 d0 <8b> 12 0f 18 02 90 39 c1
> 75 ec c7 45 d4 01 00 00 00 8b 7d dc 85
> EIP: [<c0131f3e>] get_next_timer_interrupt+0xfe/0x210 SS:ESP 0068:c03f5f28
> ---[ end trace 5fb484ad8037e593 ]---
> Kernel panic - not syncing: Attempted to kill the idle task!
>
> $ lsub -vvv
> 00:1d.2 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
> USB UHCI #3 (rev 03) (prog-if 00 [UHCI])
> Subsystem: Dell Dimension 8400
> 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: 0
> Interrupt: pin C routed to IRQ 18
> Region 4: I/O ports at ff40 [size=32]
> Kernel driver in use: uhci_hcd
> Kernel modules: uhci-hcd
>
> # ./ver_linux
> Linux macine.domain.com 2.6.25-rc1 #1 SMP Fri Feb 15 14:39:54 PST 2008 i686
> Intel(R) Pentium(R) 4 CPU 3.20GHz GNU/Linux
>
> Gnu C 4.2.2
> Gnu make 3.81
> binutils 2.18.50.0.3.20071102
> util-linux 2.13.1
> mount 2.13.1
> module-init-tools 3.3-pre11
> e2fsprogs 1.40.6
> PPP 2.4.4
> Linux C Library 2.7
> Dynamic linker (ldd) 2.7
> Procps 3.2.7
> Net-tools 1.60
> Kbd 1.12
> Sh-utils 6.10
> udev 118
> Modules Loaded nfsd auth_rpcgss exportfs nfs lockd nfs_acl sunrpc
> af_packet binfmt_misc loop nls_iso8859_1 nls_cp437 vfat fat dm_mod piix ide_core
> fuse snd_pcm_oss snd_mixer_oss hci_usb snd_intel8x0 snd_ac97_codec thermal
> ac97_bus i2c_i801 snd_pcm processor button i2c_core parport_pc snd_timer pcspkr
> iTCO_wdt sr_mod rtc_cmos parport snd iTCO_vendor_support soundcore bluetooth
> dcdbas tg3 evdev snd_page_alloc sg ata_piix ahci libata sd_mod scsi_mod ext3 jbd
> uhci_hcd ohci_hcd ssb pcmcia pcmcia_core ehci_hcd usbcore
>
> Bus 003 Device 002: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth Dongle
> (HCI mode)
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 224 Wireless
> bDeviceSubClass 1 Radio Frequency
> bDeviceProtocol 1 Bluetooth
> bMaxPacketSize0 64
> idVendor 0x0a12 Cambridge Silicon Radio, Ltd
> idProduct 0x0001 Bluetooth Dongle (HCI mode)
> bcdDevice 1.84
> iManufacturer 0
> iProduct 0
> iSerial 0
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 193
> bNumInterfaces 3
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xc0
> Self Powered
> MaxPower 0mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 3
> bInterfaceClass 224 Wireless
> bInterfaceSubClass 1 Radio Frequency
> bInterfaceProtocol 1 Bluetooth
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0010 1x 16 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x02 EP 2 OUT
> bmAttributes 2
> Transfer Type Bulk
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0040 1x 64 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x82 EP 2 IN
> bmAttributes 2
> Transfer Type Bulk
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0040 1x 64 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 0
> bNumEndpoints 2
> bInterfaceClass 224 Wireless
> bInterfaceSubClass 1 Radio Frequency
> bInterfaceProtocol 1 Bluetooth
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x03 EP 3 OUT
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0000 1x 0 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x83 EP 3 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0000 1x 0 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 1
> bNumEndpoints 2
> bInterfaceClass 224 Wireless
> bInterfaceSubClass 1 Radio Frequency
> bInterfaceProtocol 1 Bluetooth
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x03 EP 3 OUT
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0009 1x 9 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x83 EP 3 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0009 1x 9 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 2
> bNumEndpoints 2
> bInterfaceClass 224 Wireless
> bInterfaceSubClass 1 Radio Frequency
> bInterfaceProtocol 1 Bluetooth
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x03 EP 3 OUT
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0011 1x 17 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x83 EP 3 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0011 1x 17 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 3
> bNumEndpoints 2
> bInterfaceClass 224 Wireless
> bInterfaceSubClass 1 Radio Frequency
> bInterfaceProtocol 1 Bluetooth
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x03 EP 3 OUT
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0019 1x 25 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x83 EP 3 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0019 1x 25 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 4
> bNumEndpoints 2
> bInterfaceClass 224 Wireless
> bInterfaceSubClass 1 Radio Frequency
> bInterfaceProtocol 1 Bluetooth
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x03 EP 3 OUT
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0021 1x 33 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x83 EP 3 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0021 1x 33 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 1
> bAlternateSetting 5
> bNumEndpoints 2
> bInterfaceClass 224 Wireless
> bInterfaceSubClass 1 Radio Frequency
> bInterfaceProtocol 1 Bluetooth
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x03 EP 3 OUT
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0031 1x 49 bytes
> bInterval 1
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x83 EP 3 IN
> bmAttributes 1
> Transfer Type Isochronous
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0031 1x 49 bytes
> bInterval 1
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 2
> bAlternateSetting 0
> bNumEndpoints 0
> bInterfaceClass 254 Application Specific Interface
> bInterfaceSubClass 1 Device Firmware Update
> bInterfaceProtocol 0
> iInterface 0
> ** UNRECOGNIZED: 07 21 07 88 13 ff 03
> Device Status: 0x0000
> (Bus Powered)
>
> Bus 003 Device 001: ID 1d6b:0001
> Device Descriptor:
> bLength 18
> bDescriptorType 1
> bcdUSB 1.10
> bDeviceClass 9 Hub
> bDeviceSubClass 0 Unused
> bDeviceProtocol 0 Full speed (or root) hub
> bMaxPacketSize0 64
> idVendor 0x1d6b
> idProduct 0x0001
> bcdDevice 2.06
> iManufacturer 3 Linux 2.6.25-rc1 uhci_hcd
> iProduct 2 UHCI Host Controller
> iSerial 1 0000:00:1d.1
> bNumConfigurations 1
> Configuration Descriptor:
> bLength 9
> bDescriptorType 2
> wTotalLength 25
> bNumInterfaces 1
> bConfigurationValue 1
> iConfiguration 0
> bmAttributes 0xe0
> Self Powered
> Remote Wakeup
> MaxPower 0mA
> Interface Descriptor:
> bLength 9
> bDescriptorType 4
> bInterfaceNumber 0
> bAlternateSetting 0
> bNumEndpoints 1
> bInterfaceClass 9 Hub
> bInterfaceSubClass 0 Unused
> bInterfaceProtocol 0 Full speed (or root) hub
> iInterface 0
> Endpoint Descriptor:
> bLength 7
> bDescriptorType 5
> bEndpointAddress 0x81 EP 1 IN
> bmAttributes 3
> Transfer Type Interrupt
> Synch Type None
> Usage Type Data
> wMaxPacketSize 0x0002 1x 2 bytes
> bInterval 255
> Hub Descriptor:
> bLength 9
> bDescriptorType 41
> nNbrPorts 2
> wHubCharacteristic 0x000a
> No power switching (usb 1.0)
> Per-port overcurrent protection
> bPwrOn2PwrGood 1 * 2 milli seconds
> bHubContrCurrent 0 milli Ampere
> DeviceRemovable 0x00
> PortPwrCtrlMask 0xff
> Hub Port Status:
> Port 1: 0000.0103 power enable connect
> Port 2: 0000.0100 power
> Device Status: 0x0003
> Self Powered
> Remote Wakeup Enabled
>
> Thank you for your time.
> --
> kk1
> --
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--
Jiri Kosina
SUSE Labs



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