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Message-ID: <Pine.LNX.4.64.0802161204010.7699@twin.jikos.cz> Date: Sat, 16 Feb 2008 12:05:36 +0100 (CET) From: Jiri Kosina <jkosina@...e.cz> To: Quel Qun <kelk1@...cast.net> cc: linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de> Subject: Re: 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 > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@...r.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- Jiri Kosina SUSE Labs -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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